CN112690848B - Novel anastomat with safety function - Google Patents
Novel anastomat with safety function Download PDFInfo
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- CN112690848B CN112690848B CN202011557057.3A CN202011557057A CN112690848B CN 112690848 B CN112690848 B CN 112690848B CN 202011557057 A CN202011557057 A CN 202011557057A CN 112690848 B CN112690848 B CN 112690848B
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- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000009958 sewing Methods 0.000 claims description 37
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 239000000463 material Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003872 anastomosis Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 238000011902 gastrointestinal surgery Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00681—Aspects not otherwise provided for
- A61B2017/00734—Aspects not otherwise provided for battery operated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07257—Stapler heads characterised by its anvil
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Emergency Lowering Means (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention discloses a novel anastomat with a safety function, and relates to the technical field of anastomat equipment. The nail pressing plate is reset in time by arranging a plurality of suturing nails in the nail bin and the elastic mechanism, the multiple suturing operations are realized by the suturing mechanism, and the spanner is rapidly switched between a safety state and an operating state by arranging the safety mechanism, so that misoperation is prevented.
Description
Technical Field
The invention relates to the technical field of anastomat equipment, in particular to a novel anastomat with a safety function.
Background
The anastomat is the first stapler in the world, is used for gastrointestinal anastomosis for nearly one century, and is widely used for gastrointestinal surgery until 1978, generally divided into a disposable or reusable anastomat and an imported or domestic anastomat, which is a device used in medicine for replacing the traditional manual suturing.
In the prior art, the anastomat is usually sewed once, when some special conditions need to be sewed more than twice, the anastomat needs to be taken out, the suturing area is put into again after the anastomat is reset to carry out suturing operation, great discomfort is brought to a patient due to repeated taking and putting, most anastomats do not have a safety function, and the patient suffers great pain due to abnormal suturing caused by misoperation or other unexpected conditions, so that the novel anastomat with the safety function is disclosed to meet the requirements of people.
Disclosure of Invention
The invention aims to provide a novel anastomat with a safety function, and aims to solve the problems in the prior art.
In order to achieve the above purpose, the present application provides the following technical solutions: a novel anastomat with a safety function comprises a handle, wherein a mounting hole is formed in one side of the handle, a wrench is rotatably mounted in the mounting hole through a first rotating shaft, an L-shaped connecting rod is fixedly mounted at one end, close to the first rotating shaft, of the wrench, a cylindrical pin is fixedly mounted at the bottom end of the L-shaped connecting rod, a straight connecting rod is rotatably mounted at one side, located in the wrench, of the mounting hole through a second rotating shaft, a long round hole and a fixed column are respectively formed in one side of the straight connecting rod, close to two ends of the straight connecting rod, the cylindrical pin is movably mounted in the long round hole, a steel wire rope is fixedly connected onto the fixed column, the wrench rotates in the mounting hole of the handle around the first rotating shaft, a safety mechanism is arranged at one side of the straight connecting rod, a rod body is fixedly mounted at one end of the handle, and a nail chopping board is fixedly mounted at one end of the rod body, the nail cutting machine is characterized in that a rope sleeve is arranged in the rod body, two ends of the rope sleeve are fixedly arranged at two ends of the handle and the nail cutting board respectively, the steel wire rope penetrates through the rope sleeve and extends to one side of the nail cutting board, an elastic mechanism is arranged on the nail cutting board, one end of the elastic mechanism is fixedly connected with a sewing mechanism, and one end of the steel wire rope is connected with the sewing mechanism.
Based on the structure, the handle is held by hand and the wrench is pulled, the straight connecting rod is driven to rotate around the second rotating shaft by sliding the cylindrical pin on the L-shaped connecting rod in the long round hole, the L-shaped connecting rod and the straight connecting rod form a connecting rod mechanism, the steel wire rope is pulled through the fixed column, the force of the wrench is transmitted to one side of the nail chopping board through the steel wire rope, the sewing mechanism is pulled, relevant sewing operation is carried out through the sewing mechanism, the steel wire rope and the sewing mechanism are timely reset through the elastic mechanism, and next sewing is waited.
Preferably, safety mechanism includes the safety button, the one end fixed mounting of safety button has square post, square post slidable mounting be in on the handle, the square hole has been seted up to the one end of square post, the square hole is equipped with first spring, the both ends of first spring respectively with the inside wall of square post with the inside wall of handle contacts, be close to on one side of square post safety button position department has seted up and has dodged the groove, dodge the groove with the one end looks adaptation of straight link.
Further, the one end of straight connecting rod contacts with the lateral wall of square post, and straight connecting rod is blockked and can not remove to square post one side, makes the spanner be in insurance state, then can not carry out relevant sewing operation, presses the one end of insurance button, makes square post slide on the handle, and the one end of straight connecting rod can fall into and dodge the groove, pulls the spanner and can sew up the operation, and first spring makes square post in time reset and make the handle be in insurance state.
Preferably, the elastic mechanism comprises two slide bars, two slide bars are all slidably mounted on the nail chopping board, two slide bars are all fixedly mounted with a limiting block, and two slide bars are all sleeved with a second spring.
Furthermore, two ends of the two second springs are uniformly contacted with the two limiting blocks and the inner side walls of the nail anvil plate respectively, the two slide bars slide on the nail anvil plate, and the two second springs push the limiting blocks respectively through elastic force to enable the two slide bars to reset in time.
Preferably, sewing mechanism includes the nail storehouse, slidable mounting has sews up nail and third spring in the nail storehouse, the both ends of third spring respectively with sew up the nail with the inside wall of nail storehouse contacts, one side of nail storehouse is through two slide bar slidable mounting presses the nail board, press the nail board with sew up nail looks adaptation, one side of pressing the nail board is equipped with the pressfitting board, the pressfitting board cup joints and installs two on the slide bar, the spring hole has been seted up on the pressfitting board, one of them cup joints on the slide bar and installs the fourth spring, the fourth spring be located in the spring hole and with spring hole looks adaptation.
Furthermore, a plurality of suturing nails are arranged in parallel, the third spring pushes the suturing nails to move to one side, the nail pressing plate moves through the slide rod and pushes one of the suturing nails to be separated from the nail bin, the nail pressing plate overcomes the elastic force of the fourth spring in the moving process and drives the nail pressing plate to move and to be matched with the nail anvil plate, the nail pressing plate enables the suturing nails to sew the suturing tissues together when the nail pressing plate presses the suturing tissues, and the third spring enables the nail pressing plate to timely reset and wait for the next suturing.
Preferably, one end of the steel wire rope, which is close to the straight connecting rod, is fixedly provided with a stop block, and one side of the stop block is in contact with one side of the rope sling.
Furthermore, the stop block can limit the running stroke of the second spring, so that the second spring is always in a compressed state, and the nail pressing plate can be timely reset through the sliding rod after the spanner is reset.
Preferably, one side fixed mounting of nail chopping block has the lamp shade, fixed mounting has the light in the lamp shade, fixed mounting has the battery in the handle, the battery pass through the pencil with light electric connection.
Further, the light is located the nail chopping block, can throw light on and sew up the region and be convenient for observe this region and carry out the sewing operation that corresponds, and the battery in the handle can directly provide the energy for the light, need not external power supply, convenient to use.
Preferably, the one end of handle is equipped with the external screw thread, the back lid is installed to the spiro union on the external screw thread, the inside wall of back lid with battery looks adaptation.
Furthermore, the rear cover can be quickly disassembled and assembled through the threaded structure, and the battery can be conveniently installed and replaced after the rear cover is disassembled.
Preferably, a guard ring is fixedly mounted on the outer side wall of the handle, and the guard ring is of an arc-shaped structure and corresponds to the wrench in position.
Furthermore, the protective ring can limit the moving range of the hand of the operator, prevent the handle from slipping and improve the operation safety.
Preferably, the wrench is sleeved with a waveform protective sleeve, the outer side of the waveform protective sleeve is of a corrugated structure and extends from one end of the handle to the other end close to the first rotating shaft.
Furthermore, the wave form protective sheath is the flexible glue material, can increase hand frictional force, can protect the hand when preventing the slippage, and the wave form structure easily agrees with the finger profile, is convenient for hold.
Preferably, a wave-shaped connecting pipe is fixedly installed on the rod body and is located in the middle of the rod body.
Furthermore, the corrugated connecting pipe is one of corrugated pipe products in the existing market, is a flexible connecting mechanism and can rotate within a certain range, so that one end of the rod body deflects at a certain angle, and the corrugated connecting pipe is convenient to operate.
In conclusion, the technical effects and advantages of the invention are as follows:
1. the invention has reasonable structure, the handle is held by hand and the wrench is pulled, the force of the wrench is transmitted to one side of the nail chopping board through the mechanism and the sewing mechanism is pulled, a plurality of sewing nails are arranged in the nail bin, the nail pressing board is reset in time through the elastic mechanism, the sewing mechanism can carry out sewing operation for a plurality of times, the wrench is in a safety state through the arrangement of the safety mechanism, then related sewing operation can not be carried out, the wrench can be moved to carry out sewing operation only by pressing the safety button to release the safety, misoperation is prevented, and the safety of the invention is improved.
2. In the invention, two ends of two second springs are respectively contacted with two limiting blocks and the inner side walls of a nail anvil plate, two sliding rods slide on the nail anvil plate, one end of a steel wire rope close to a straight connecting rod is fixedly provided with a stop block, one side of the stop block is contacted with one side of a rope sleeve, the stop block can limit the running stroke of the second springs, so that the second springs are always in a compression state, and the nail pressing plate is timely reset through the sliding rods after the spanner is reset.
3. According to the invention, the illuminating lamp and the lampshade are arranged in the nail anvil area, so that the sewing area can be directly illuminated, the area can be conveniently observed, the corresponding sewing operation can be conveniently carried out, the battery is fixedly arranged in the handle and is electrically connected with the illuminating lamp through the wire harness, so that the battery in the handle can directly provide energy for the illuminating lamp, and the illuminating lamp is not required to be externally connected with a power supply through other wire harnesses, and is convenient to use.
4. According to the invention, the external thread is arranged at one end of the handle, the rear cover is installed on the external thread in a threaded manner, the rear cover is quickly disassembled and assembled through the threaded structure, the battery is conveniently installed and replaced after the rear cover is disassembled, the wave-shaped connecting pipe is fixedly installed at the middle position of the rod body, the rod body is in flexible connection, the rod body rotates within a certain range, one end of the rod body deflects by a certain angle, and the operation is convenient.
5. According to the invention, the guard ring of the arc-shaped structure is fixedly arranged on the outer side wall of the handle and corresponds to the position of the wrench, so that the moving range of the hand of an operator is limited, the handle is prevented from slipping, the hand friction is increased by sleeving and installing the waveform protective sleeve made of the soft rubber material on the wrench, the hand can be protected while slipping is prevented, and the waveform structure is arranged so that the waveform protective sleeve is easily matched with the outline of a finger, so that the hand can be held conveniently.
Drawings
FIG. 1 is a schematic perspective view of a novel stapler with a safety function;
FIG. 2 is a schematic view of another perspective structure of the novel stapler with safety function;
FIG. 3 is a schematic view of a portion of the enlarged area A in FIG. 2;
FIG. 4 is a perspective view of a second link;
FIG. 5 is a perspective view of the wrench;
FIG. 6 is a perspective view of the safety button;
FIG. 7 is a cross-sectional view of the novel stapler with safety feature;
FIG. 8 is a partial cross-sectional view of the slide bar region;
FIG. 9 is a partial cross-sectional view of the handle area;
FIG. 10 is a partial cross-sectional view of the area of the nail plate.
In the figure: 1. a handle; 2. a rear cover; 3. protecting the ring; 4. a wrench; 5. a wave-shaped protective sleeve; 6. an insurance button; 7. a shaft body; 8. a wave-shaped connecting pipe; 9. nailing the chopping board; 10. pressing a nail plate; 11. a lamp shade; 12. a staple cartridge; 13. a first rotating shaft; 14. an L-shaped connecting rod; 15. a cylindrical pin; 16. a straight connecting rod; 17. fixing a column; 18. a second rotating shaft; 19. a long round hole; 20. a slide bar; 21. a square column; 22. a square hole; 23. an avoidance groove; 24. a first spring; 25. a wire rope; 26. a stop block; 27. rope sleeves; 28. a wire harness; 29. an illuminating lamp; 30. a limiting block; 31. suturing nails; 32. a third spring; 33. a fourth spring; 34. pressing the plywood; 35. a second spring; 36. a battery.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-10, the novel anastomat with the safety function comprises a handle 1, wherein the handle 1 is in a cylindrical shape, and relevant operations are carried out by holding the handle 1.
The handle comprises a handle 1 and is characterized in that a mounting hole is formed in one side of the handle 1, a wrench 4 is rotatably mounted in the mounting hole through a first rotating shaft 13, an L-shaped connecting rod 14 is fixedly mounted at one end, close to the first rotating shaft 13, of the wrench 4, a cylindrical pin 15 is fixedly mounted at the bottom end of the L-shaped connecting rod 14, a straight connecting rod 16 is rotatably mounted at one side, located on the wrench 4, of the mounting hole through a second rotating shaft 18, a long circular hole 19 and a fixed column 17 are respectively formed in one side of the straight connecting rod 16, the position, close to two ends, of the straight connecting rod 16 is fixedly mounted in the long circular hole 19, a steel wire rope 25 is fixedly connected to the fixed column 17, the wrench 4 rotates in the mounting hole of the handle 1 around the first rotating shaft 13, the straight connecting rod 16 is driven to rotate around the second rotating shaft 18 through the cylindrical pin 15 on the L-shaped connecting rod 14, and the L-shaped connecting rod 14 and the straight connecting rod 16 form a connecting rod mechanism to enable the fixed column 17 to pull the steel wire rope 25.
One side of the straight connecting rod 16 is provided with a safety mechanism, and the spanner 4 is prevented from being wrenched by misoperation through the safety mechanism.
One end fixed mounting of handle 1 has pole body 7, and the one end fixed mounting of pole body 7 has nail chopping board 9, is equipped with the noose 27 in the pole body 7, and the both ends of noose 27 are fixed mounting respectively at the both ends of handle 1 with nail chopping board 9, and wire rope 25 runs through the noose 27 and extends to one side of nail chopping board 9, transmits the power of spanner 4 to one side of nail chopping board 9 through wire rope 25 in the noose 27.
The nail chopping board 9 is provided with an elastic mechanism, and the steel wire rope 25 is reset in time through the elastic mechanism.
One end of the elastic mechanism is fixedly connected with a sewing mechanism, and one end of the steel wire rope 25 is connected with the sewing mechanism, and related sewing operation is carried out through the sewing mechanism.
Based on the structure, the handle 1 is held by hand and the wrench 4 is pulled, the straight connecting rod 16 is driven to rotate around the second rotating shaft 18 by sliding the cylindrical pin 15 on the L-shaped connecting rod 14 in the long circular hole 19, so that the L-shaped connecting rod 14 and the straight connecting rod 16 form a connecting rod mechanism, the steel wire rope 25 is pulled through the fixing column 17, the force of the wrench 4 is transmitted to one side of the nail anvil plate 9 through the steel wire rope 25 and the suturing mechanism is pulled, the relevant suturing operation is carried out through the suturing mechanism, the steel wire rope 25 and the suturing mechanism are timely reset through the elastic mechanism, and the next suturing is waited.
In this embodiment, the safety mechanism includes a safety button 6, a square column 21 is fixedly installed at one end of the safety button 6, the square column 21 is slidably installed on the handle 1, a square hole 22 is opened at one end of the square column 21, a first spring 24 is arranged in the square hole 22, two ends of the first spring 24 are respectively contacted with the inner side wall of the square column 21 and the inner side wall of the handle 1, an avoiding groove 23 is opened at a position close to the safety button 6 on one side of the square column 21, the avoiding groove 23 is adapted to one end of a straight link 16, one end of the straight link 16 is contacted with the outer side wall of the square column 21, the straight link 16 is blocked and cannot move to one side of the square column 21, so that the wrench 4 is in a safety state and cannot perform related sewing operation, one end of the safety button 6 is pressed to slide the square column 21 on the handle 1, one end of the straight link 16 can fall into the avoiding groove 23, and the wrench 4 can perform sewing operation, the first spring 24 restores the square post 21 in time and puts the handle 1 in a safe state.
In this embodiment, the elastic mechanism includes two slide bars 20, the two slide bars 20 are all slidably mounted on the anvil plate 9, the two slide bars 20 are all fixedly mounted with the limiting blocks 30, the two slide bars 20 are all sleeved with the second springs 35, two ends of the two second springs 35 are equally divided and are respectively contacted with the two limiting blocks 30 and the inner side walls of the anvil plate 9, the two slide bars 20 slide on the anvil plate 9, and the two second springs 35 respectively push the limiting blocks 30 through elastic force to enable the two slide bars 20 to reset in time.
In this embodiment, the suturing mechanism includes a nail bin 12, a suturing nail 31 and a third spring 32 are slidably mounted in the nail bin 12, two ends of the third spring 32 are respectively contacted with the suturing nail 31 and an inner side wall of the nail bin 12, a nail pressing plate 10 is slidably mounted on one side of the nail bin 12 through two slide bars 20, the nail pressing plate 10 is matched with the suturing nail 31, a pressing plate 34 is disposed on one side of the nail pressing plate 10, the pressing plate 34 is mounted on the two slide bars 20 in a sleeved manner, a spring hole is formed in the pressing plate 34, a fourth spring 33 is mounted on one of the slide bars 20 in a sleeved manner, the fourth spring 33 is located in the spring hole and is matched with the spring hole, the third spring 32 pushes the suturing nail 31 to move to one side, the nail pressing plate 10 moves through the slide bars 20 and pushes the suturing nail 31 to be separated from the nail bin 12, the nail pressing plate 10 overcomes the elasticity of the fourth spring 33 during the moving process to drive the pressing plate 34 to move and be matched with the nail anvil plate 9, the staple pressing plate 10 presses the staples 31 while the pressing plate 34 presses the staple tissue to sew the staple tissue together, and the third spring 32 resets the pressing plate 10 in time.
In this embodiment, a stop block 26 is fixedly mounted at one end of the steel wire rope 25 close to the straight connecting rod 16, one side of the stop block 26 contacts with one side of the rope loop 27, the stop block 26 can limit the running stroke of the second spring 35, so that the second spring 35 is always in a compressed state, and the nail pressing plate 10 is timely reset through the sliding rod 20 after the wrench 4 is reset.
In this embodiment, one side fixed mounting of nail anvil plate 9 has lamp shade 11, fixed mounting has light 29 in the lamp shade 11, fixed mounting has battery 36 in the handle 1, battery 36 passes through pencil 28 and light 29 electric connection, and light 29 is located nail anvil plate 9, and the suture region of can throwing light on is convenient for observe this region and carry out the operation of sewing up that corresponds, and battery 36 in the handle 1 can directly provide the energy for light 29, need not external power supply, convenient to use.
In this embodiment, the one end of handle 1 is equipped with the external screw thread, and lid 2 after the spiro union is installed on the external screw thread, and lid 2 after the inside wall and the 36 looks adaptations of battery can quick assembly disassembly lid 2 through the helicitic texture, dismantles the installation and the change of the lid 2 battery 36 of being convenient for after the dismantlement.
In this embodiment, fixed mounting has retaining ring 3 on the lateral wall of handle 1, and retaining ring 3 is the arc structure and corresponds with spanner 4's position, and retaining ring 3 can restrict the home range of operator's hand, prevents the slippage of handle 1, promotes the operational safety.
In this embodiment, cup joint on the spanner 4 and install waveform protection cover 5, the outside of waveform protection cover 5 is corrugated structure and extends to the other end that is close to first pivot 13 from the one end on the handle 1, and waveform protection cover 5 is the flexible glue material, can increase hand frictional force, can protect hand when preventing the slippage, and waveform structure easily agrees with the finger profile, is convenient for hold.
In this embodiment, a wave connection pipe 8 is fixedly installed on the rod body 7, the wave connection pipe 8 is located at the middle position of the rod body 7, the wave connection pipe 8 is one of wave pipe products in the existing market, the wave connection pipe 8 is a flexible connection mechanism and can rotate within a certain range, so that one end of the rod body 7 deflects at a certain angle, and the operation is facilitated.
This practical theory of operation: the handle 1 is held by hand, the wrench 4 is pulled, the straight connecting rod 16 is driven to rotate around the second rotating shaft 18 by sliding the cylindrical pin 15 on the L-shaped connecting rod 14 in the long round hole 19, so that a connecting rod mechanism formed by the L-shaped connecting rod 14 and the straight connecting rod 16 pulls the steel wire rope 25 through the fixing column 17, the force of the wrench 4 is transmitted to one side of the nail anvil plate 9 through the steel wire rope 25 and pulls the sewing mechanism, relevant sewing operation is carried out through the sewing mechanism, the steel wire rope 25 and the sewing mechanism are reset in time through the elastic mechanism, and next sewing is waited.
One end of the straight connecting rod 16 is contacted with the outer side wall of the square column 21, the straight connecting rod 16 is blocked and can not move to one side of the square column 21, the wrench 4 is in a safe state, and then related suturing operation can not be carried out, one end of the safety button 6 is pressed to enable the square column 21 to slide on the handle 1, one end of the straight connecting rod 16 can fall into the avoiding groove 23, the wrench 4 is pulled to carry out suturing operation, the square column 21 is timely reset by the first spring 24 and enable the handle 1 to be in the safe state, the two sliding rods 20 slide on the nail anvil plate 9, the two second springs 35 respectively push the limiting blocks 30 to enable the two sliding rods 20 to be timely reset by elastic force, the third spring 32 pushes the suturing nail 31 to move to one side, the nail pressing plate 10 moves through the sliding rods 20 and pushes the suturing nail 31 to be separated from the nail bin 12, the nail pressing plate 10 overcomes the elastic force of the fourth spring 33 to drive the pressing plate 34 to move and to be matched with the nail anvil plate 9 in the moving process, the staple pressing plate 10 presses the staples 31 while the pressing plate 34 presses the staple tissue to sew the staple tissue together, and the third spring 32 resets the pressing plate 10 in time.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a novel anastomat that possesses insurance function, includes handle (1), its characterized in that: a mounting hole is formed in one side of the handle (1), a wrench (4) is rotatably mounted in the mounting hole through a first rotating shaft (13), an L-shaped connecting rod (14) is fixedly mounted at one end, close to the first rotating shaft (13), of the wrench (4), a cylindrical pin (15) is fixedly mounted at the bottom end of the L-shaped connecting rod (14), a straight connecting rod (16) is rotatably mounted at one side, located in the mounting hole, of the wrench (4) through a second rotating shaft (18), a long round hole (19) is formed in one end of the straight connecting rod (16), a fixing column (17) is fixedly mounted at the other end of the straight connecting rod, the cylindrical pin (15) is movably mounted in the long round hole (19), a steel wire rope (25) is fixedly connected onto the fixing column (17), a safety mechanism is arranged at one side, provided with the fixing column (17), of the straight connecting rod (16), a rod body (7) is fixedly mounted at one end of the handle (1), a chopping board (9) is fixedly installed at one end of the rod body (7), a rope loop (27) is arranged in the rod body (7), two ends of the rope loop (27) are respectively and fixedly installed on the handle (1) and the chopping board (9), the steel wire rope (25) penetrates through the rope loop (27) and extends to one side of the chopping board (9), an elastic mechanism is arranged on the chopping board (9), a sewing mechanism is fixedly connected with one end of the elastic mechanism, and one end of the steel wire rope (25) is connected with the sewing mechanism; the safety mechanism comprises a safety button (6), a square column (21) is fixedly mounted at one end of the safety button (6), the square column (21) is slidably mounted on the handle (1), a square hole (22) is formed in one end of the square column (21), a first spring (24) is arranged in the square hole (22), two ends of the first spring (24) are respectively in contact with the inner side wall of the square column (21) and the inner side wall of the handle (1), an avoiding groove (23) is formed in one side of the square column (21) and is close to the safety button (6), and the avoiding groove (23) is matched with one end of the straight connecting rod (16); one end of the straight connecting rod (16) is in contact with the outer side wall of the square column (21), the straight connecting rod (16) is blocked and cannot move to one side of the square column (21), the wrench (4) is in a safety state, then related sewing operation cannot be carried out, one end of the safety button (6) is pressed, the square column (21) slides on the handle (1), one end of the straight connecting rod (16) can fall into the avoiding groove (23), the wrench (4) is pulled to carry out sewing operation, and the first spring (24) enables the square column (21) to be reset in time and enables the handle (1) to be in the safety state; the elastic mechanism comprises two sliding rods (20), the two sliding rods (20) are slidably mounted on the nail chopping board (9), limiting blocks (30) are fixedly mounted on the two sliding rods (20), second springs (35) are sleeved on the two sliding rods (20), and two ends of each second spring (35) are respectively contacted with the two limiting blocks (30) and the inner side wall of the nail chopping board (9); the stitching mechanism comprises a nail bin (12), stitching nails (31) and third springs (32) are installed in the nail bin (12) in a sliding mode, two ends of each third spring (32) are respectively in contact with the inner side walls of the stitching nails (31) and the nail bin (12), a nail pressing plate (10) is installed on one side of the nail bin (12) through two sliding rods (20) in a sliding mode, the nail pressing plate (10) is matched with the stitching nails (31), a pressing plate (34) is arranged on one side of the nail pressing plate (10), the pressing plate (34) is installed on the two sliding rods (20) in a sleeved mode, spring holes are formed in the pressing plate (34), one of the sliding rods (20) is provided with a fourth spring (33) in a sleeved mode, and the fourth spring (33) is located in the spring holes and matched with the spring holes; the two sliding rods (20) slide on the nail anvil plate (9), the two second springs (35) respectively push the limiting blocks (30) through elastic force to enable the two sliding rods (20) to reset in time, the third spring (32) pushes the suturing nails (31) to move to one side, the nail pressing plate (10) moves through the sliding rods (20) and pushes the suturing nails (31) to be separated from the nail bin (12), the nail pressing plate (10) overcomes the elastic force of the fourth spring (33) in the moving process to drive the pressing plate (34) to move and to be matched with the nail anvil plate (9), the nail pressing plate (10) enables the suturing nails (31) to be sutured together when the pressing plate (34) presses the suturing tissues, and the third spring (32) enables the nail pressing plate (10) to reset in time; the handle (1) is held by hand, the wrench (4) is pulled, the straight connecting rod (16) is driven to rotate around the second rotating shaft (18) by sliding the cylindrical pin (15) on the L-shaped connecting rod (14) in the long round hole (19), the L-shaped connecting rod (14) and the straight connecting rod (16) form a connecting rod mechanism, a steel wire rope (25) is pulled through the fixing rod (17), the force of the wrench (4) is transmitted to one side of the nail cutting board (9) through the steel wire rope (25) and the sewing mechanism is pulled, and related sewing operation is carried out through the sewing mechanism.
2. The novel anastomat with the safety function as claimed in claim 1, wherein: one end of the steel wire rope (25) close to the straight connecting rod (16) is fixedly provided with a stop block (26), and one side of the stop block (26) is in contact with one side of the rope sleeve (27).
3. The novel anastomat with the safety function as claimed in claim 2, wherein: one side fixed mounting of nail chopping block (9) has lamp shade (11), fixed mounting has light (29) in lamp shade (11), fixed mounting has battery (36) in handle (1), battery (36) pass through pencil (28) with light (29) electric connection.
4. The novel anastomat with the safety function as claimed in claim 3, wherein: the one end of handle (1) is equipped with the external screw thread, lid (2) after spiro union is installed on the external screw thread, the inside wall of back lid (2) with battery (36) looks adaptation.
5. The novel anastomat with the safety function as claimed in claim 1, wherein: the outer side wall of the handle (1) is fixedly provided with a retaining ring (3), and the retaining ring (3) is of an arc-shaped structure and corresponds to the wrench (4).
6. The novel anastomat with the safety function as claimed in claim 1, wherein: the wrench (4) is sleeved with a waveform protective sleeve (5), the outer side of the waveform protective sleeve (5) is of a corrugated structure and extends to be close to one end of the handle (1) at the other end of the first rotating shaft (13).
7. The novel anastomat with the safety function as claimed in claim 1, wherein: the bar body (7) is fixedly provided with a waveform connecting pipe (8), and the waveform connecting pipe (8) is positioned in the middle of the bar body (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011557057.3A CN112690848B (en) | 2020-12-25 | 2020-12-25 | Novel anastomat with safety function |
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| CN202011557057.3A CN112690848B (en) | 2020-12-25 | 2020-12-25 | Novel anastomat with safety function |
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| CN112690848A CN112690848A (en) | 2021-04-23 |
| CN112690848B true CN112690848B (en) | 2022-02-08 |
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| US20070106317A1 (en) * | 2005-11-09 | 2007-05-10 | Shelton Frederick E Iv | Hydraulically and electrically actuated articulation joints for surgical instruments |
| US8353436B2 (en) * | 2009-05-06 | 2013-01-15 | Covidien Lp | Pin locking mechanism for a surgical instrument |
| CN202515712U (en) * | 2012-02-03 | 2012-11-07 | 北京中法派尔特医疗设备有限公司 | Suturing instrument with knife |
| CN105902300B (en) * | 2016-04-05 | 2018-05-22 | 广州德脉医疗器械有限公司 | A kind of foreskin Endo-GIA of the rotatable cutting of single endless knife |
| US10945730B2 (en) * | 2018-06-25 | 2021-03-16 | Covidien Lp | Stapling device with selectively advanceable alignment pin |
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| US5603443A (en) * | 1993-12-06 | 1997-02-18 | Ethicon, Inc. | Surgical stapling instrument with articulated stapling head assembly on rotatable and flexible support shaft |
| US5678748A (en) * | 1995-05-24 | 1997-10-21 | Vir Engineering | Surgical stapler with improved safety mechanism |
| CN1961840A (en) * | 2005-11-09 | 2007-05-16 | 伊西康内外科公司 | Articulation joint with improved moment arm extension for articulating an end effector of a surgical instrument |
| CN104224260A (en) * | 2014-09-19 | 2014-12-24 | 重庆康美唯外科器械有限公司 | Mistaken-percussion-proof safety mechanism for anastomat and anastomat |
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| Publication number | Publication date |
|---|---|
| CN112690848A (en) | 2021-04-23 |
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