CN109223504A - A kind of heart pressing device - Google Patents
A kind of heart pressing device Download PDFInfo
- Publication number
- CN109223504A CN109223504A CN201811264497.2A CN201811264497A CN109223504A CN 109223504 A CN109223504 A CN 109223504A CN 201811264497 A CN201811264497 A CN 201811264497A CN 109223504 A CN109223504 A CN 109223504A
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- Prior art keywords
- pressing
- worm
- bracket
- fixed
- cardiac
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000006835 compression Effects 0.000 claims abstract description 64
- 238000007906 compression Methods 0.000 claims abstract description 64
- 230000000747 cardiac effect Effects 0.000 claims abstract description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000741 silica gel Substances 0.000 claims abstract description 8
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 8
- 208000010496 Heart Arrest Diseases 0.000 abstract 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241000237858 Gastropoda Species 0.000 description 3
- 206010049418 Sudden Cardiac Death Diseases 0.000 description 2
- 208000014221 sudden cardiac arrest Diseases 0.000 description 2
- 241000202814 Cochliomyia hominivorax Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H31/00—Artificial respiration by a force applied to the chest; Heart stimulation, e.g. heart massage
- A61H31/004—Heart stimulation
- A61H31/006—Power driven
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Finger-Pressure Massage (AREA)
Abstract
一种心脏按压器，用于实现对心脏骤停患者的急救。它包括底座、固定在底座上的立杆、设置在立杆上的支架、设置在支架下方的第一压块以及驱动第一压块上下移动的按压驱动机构，支架与立杆上下滑动连接且在两者之间设有提升机构；在支架上沿左右方向滑动安装有活动箱且在两者之间设有横向移动机构，在活动箱内沿上下方向滑动安装有压杆且在两者之间设有按压驱动机构，在压杆的下端固定有延伸杆，第一压块设置在延伸杆的下方且在第一压块与压杆下端之间设有压簧，在第一压块的外侧可拆卸的安装有第二压块，第一压块与第二压块内外设置且在第一、第二压块外部均包裹有硅胶。该按压器可有效实现对患者的心脏按压急救。
A cardiac presser used to achieve first aid for cardiac arrest patients. It includes a base, a pole fixed on the base, a bracket arranged on the pole, a first pressure block arranged below the bracket, and a pressing drive mechanism for driving the first pressure block to move up and down, the bracket and the pole are slidably connected up and down and A lifting mechanism is arranged between the two; a movable box is slidably installed on the bracket along the left-right direction, and a lateral movement mechanism is arranged between the two; There is a pressing driving mechanism between the two, and an extension rod is fixed at the lower end of the pressing rod. The first pressing block is arranged below the extending rod and a pressing spring is arranged between the first pressing block and the lower end of the pressing rod. A second pressure block is detachably installed on the outside, the first pressure block and the second pressure block are arranged inside and outside, and the outside of the first and second pressure blocks are both wrapped with silica gel. The pressing device can effectively realize the emergency cardiac compression of the patient.
Description
Technical field
The present invention relates to Cardiological technical field, specifically a kind of heart pressing device.
Background technique
For cardiac, once sudden cardiac arrest, which occurs, to carry out cardiac compression first aid to it immediately.Cardiac compression
When first aid, require pressing steady, regular when generally pressing 60-100 times, and press per minute for adult, according to pressing depth
For 3-5cm, left hand is pressed in patient's heart position, and the right hand is pressed on left hand.A few minutes are pressed under such operation, will cause to rob
The person's of rescuing is dog-tired.
Summary of the invention
The purpose of the present invention is to provide a kind of heart pressing devices, for realizing the first aid to sudden cardiac arrest patient, and subtract
The manual labor of light people.
The technical scheme adopted by the invention to solve the technical problem is that: a kind of heart pressing device, it includes pedestal, fixation
Upright bar on pedestal, on the first briquetting of the bracket being arranged in upright bar, the first briquetting being arranged in below bracket and driving
The pressing driving mechanism of lower movement, characterized in that the bracket is slided up and down to connect and be equipped with therebetween with upright bar and be promoted
Mechanism；It is slidably fitted with active box in left-right direction on bracket and is equipped with transverse moving mechanism therebetween, in active box
It is inside slidable in the vertical direction and compression bar is installed and is equipped with pressing driving mechanism therebetween, be fixed with extension in the lower end of compression bar
Bar, the first briquetting is arranged in the lower section of extension rod and is equipped with pressure spring between the first briquetting and compression bar lower end, in the first briquetting
Outside is removably equipped with the second briquetting, the first briquetting and the second briquetting be arranged inside and outside and outside the first, second briquetting
It is enclosed with silica gel.
Further, the extension rod be uniformly arranged in the circumferential direction it is multiple.
Further, the bracket is " ┌ " shape structure, the first elongated slot is equipped on the outer wall of bracket lower part, in the first elongated slot
It is inside fixed with rack gear, is fixed with shell on upright bar outer wall, gear and the first snail of coaxial setting are rotatably equipped in shell
Wheel, wheel and rack engagement, is also rotatably equipped with the first worm screw engaged with the first worm gear, in the snail of the first worm screw in shell
Lifting handle is fixed on bar axis, lifting handle, the first worm screw, the first worm gear, gear and rack gear constitute hoisting mechanism.
Further, the transverse displacement arrangement includes the adjusting screw being rotatably installed in frame upper, is fixed on tune
The knob on lead screw is saved, the adjusting screw is threadedly coupled with the top of active box, is equipped with locking in the top screw thread of bracket
Handle, active box and bracket are relatively fixed when lock handle is contacted with active box.
Further, it is described pressing driving mechanism include be fixed in active box by Medium-voltage Motor, be fixed on by Medium-voltage Motor
Second worm screw of output end, with the second worm screw engagement the second worm gear, setting coaxial with the second worm gear crank, setting in crank
Connecting rod between compression bar.
Further, the pressing driving mechanism includes the second worm screw being rotatably installed in active box and the second worm screw
The crank of the second worm gear, setting coaxial with the second worm gear that engage, the connecting rod being arranged between crank and compression bar, in the second worm screw
Worm shaft on be fixed with the squeeze grip being placed in outside active box.
Further, translation lead screw is installed in the left end screw thread of pedestal, is equipped with trunnion at the both ends of translation lead screw；The bottom of at
The right end of seat is slidably fitted with guide rod, also is provided with trunnion at the both ends of guide rod, is fixed with handle on translation lead screw.
Further, first briquetting is cylindrical structure, is equipped with mounting ring, the second briquetting on the top of the first briquetting
For circular configuration, it is equipped with stepped hole at the center of the second briquetting, the top of stepped hole is threadedly coupled with mounting ring.
Further, groove is equipped on the right side of bracket, knob is placed in groove.
The beneficial effects of the present invention are: pressing device provided by the invention is compared with prior art, both it has been able to satisfy at the popular feeling
Needs of dirty pressing first aid, and cardiac compression first aid can be carried out to minor, and when pressing adult and minor
Different depth can be pressed, to guarantee the validity of cardiac compression first aid；Compression bar is driven to move down realization by electronic mode
It is more time saving and energy saving relative to the existing mode manually directly pressed to cardiac compression；The driving force that compression bar moves down is in addition to electricity
It is dynamic outer, it can also be manually, i.e., fix squeeze grip on the worm shaft of the second worm screw, relative to directly pressing patient's heart
Speech, it is more laborsaving, and use environment multiplicity；The setting of first, second briquetting surface silica gel, can prevent the scratch to patient,
And first, second briquetting contacted always with patient body, with it is unarmed carry out cardiac compression when operation technique it is consistent, and then ensure that
The validity of cardiac compression first aid；Four pressure springs are set between the first briquetting and compression bar, and four pressure springs are uniformly arranged in the circumferential direction,
Can guarantee pressing when it is steady, also ensure the validity of cardiac compression first aid.
Detailed description of the invention
Fig. 1 is appearance schematic diagram of the present invention；
Fig. 2 is schematic cross-sectional view of the present invention；
Fig. 3 is the schematic diagram of hoisting mechanism；
Fig. 4 is the schematic diagram for pressing driving mechanism；
Fig. 5 is A in Fig. 4 to local direction view；
Fig. 6 is the decomposition diagram of the first, second briquetting；
Fig. 7 is the position view that pressing starts preceding first, second briquetting and patient；
Fig. 8 is schematic diagram of first, second briquetting to pressure at patient's heart；
Fig. 9 is schematic diagram when first, second briquetting is far from patient during pressing is primary；
Figure 10 is the schematic diagram that four pressure springs are arranged on the first briquetting；
Figure 11 is direction view local at the B in Fig. 2；
Figure 12 is another embodiment of pedestal；
Another installation relation schematic diagram of the Figure 13 between extension rod and compression bar；
In figure: 1 pedestal, 11 trunnions, 12 guide rods, 13 handles, 14 translation lead screws, 2 upright bars, 21 vertical slots, 22 shells, 23 teeth
Wheel, 24 first worm gears, 25 first worm screws, 26 lifting handles, 27 bearings, 3 brackets, 31 first elongated slots, 32 rack gears, 33 second is long
Slot, 34 lock handles, 35 adjusting screws, 36 knobs, 37 grooves, 4 active box, 41 compression bars, 42 extension rods, 421 baffles, 43 connect
Bar, 44 cranks, 45 second worm gears, 46 second worm screws, 47 press Medium-voltage Motor, 48 contact-making switches, 5 first briquettings, 51 pressure springs, 52 second
Briquetting, 521 stepped holes, 522 internal screw threads, 53 mounting rings, 54 fixed blocks, 6 patients.
Specific embodiment
As shown in figure 1 to figure 13, the invention mainly comprises pedestal 1, upright bar 2, bracket 3, hoisting mechanism, transverse shifting machines
Structure, pressing driving mechanism, compression bar 41, the first briquetting 5, the second briquetting 52 and pressure spring 51, with reference to the accompanying drawing carry out the present invention
Detailed description.
As shown in Figure 1 and Figure 2, pedestal 1 is basic components of the invention, be fixed at the top of the base vertically place it is vertical
Bar 2 is equipped with vertical slot 21 in the inside of upright bar, is equipped with the bracket 3 of " ┌ " shape in the top of pedestal, the lower slide setting of bracket exists
In vertical slot, therefore can vertically it be relatively moved between bracket and upright bar.To drive relative movement between the two, in upright bar
Shell 22 is fixed on outer wall, as shown in figure 3, the gear 23 and the first worm gear 24 of coaxial setting are rotatably equipped in shell,
It is also rotatably equipped with the first worm screw 25 engaged with the first worm gear in shell, is fixed with and is placed on the worm shaft of the first worm screw
The lifting handle 26 of hull outside can drive the rotation of gear when shaking lifting handle.It is equipped on the outer wall of bracket lower part
First elongated slot 31, is fixed with rack gear 32 in the first elongated slot, and rack and pinion engagement, gear can drive rack when rotating
Move up and down.Lifting handle, the first worm screw, the first worm gear, gear and rack gear constitute hoisting mechanism.
It is equipped with the second elongated slot 33 on the top of bracket, horizontally slips in the second elongated slot and active box 4 is installed, live for driving
Dynamic case moving left and right with respect to bracket, is rotatably equipped with adjusting screw 35, adjusting screw and work by bearing in the second elongated slot
The top of dynamic case is threadedly coupled, and as shown in figure 11, is equipped with groove 37 in the right end of bracket, the right end of adjusting screw extend into groove
It is interior, and knob 36 is fixed on the adjusting screw being located in groove, when rotating knob, turning for adjusting screw can be driven
It is dynamic, and then drive moving left and right for active box.Knob is arranged in groove, and on the one hand knob stashes, can be to avoid rotation
It scrapes, pull caused by the presence of button；On the other hand, and convenient for the rotation of driving adjusting screw.Knob, adjusting screw constitute transverse direction
Mobile mechanism.
To realize the opposite locking between active box and bracket, lock handle 34 is installed in the top screw thread of bracket, is locked
When the lower end of tight handle and active box contact, frictional force between the two can be increased, and then realize the phase of active box and bracket
To locking.
It is slidably fitted with compression bar 41 in active box, connection is slided up and down between compression bar and active box, for driving compression bar
It moves up and down, is fixed in active box by Medium-voltage Motor 47, the second worm screw 46 is being fixed with by the output end of Medium-voltage Motor, in activity
It is rotatably equipped with the second worm gear 45 engaged with the second worm screw in case, setting coaxial with the second worm gear is additionally provided in active box
Crank 44 is equipped with connecting rod 43 between crank and compression bar, and the upper end of connecting rod and crank are hinged, the lower end of connecting rod and the upper end of compression bar
Hingedly.Pressing driving mechanism is constituted by Medium-voltage Motor, the second worm screw, the second worm gear, crank, connecting rod, by pressing driving mechanism
Driving compression bar moves up and down.Contact-making switch is equipped on the inner wall of active box, when compression bar is moved upwards up to maximum travel position,
Compression bar is contacted with contact-making switch, and contact-making switch is connect with counter, and then counter counts once.It is fixed in the lower end of compression bar
Extension rod 42, extension rod is arranged along the vertical direction, is equipped with the first briquetting 5, as shown in Figure 5, Figure 6, first in the lower section of extension rod
Briquetting is cylindrical structure, is enclosed with silica gel in the outside of the first briquetting, the top of the first briquetting is mounting ring 53.In the first pressure
The outside of block is equipped with the second briquetting 52, and the second briquetting is circular configuration, is equipped with stepped hole 521, step at the center of the second briquetting
The top in hole is equipped with internal screw thread 522, and when installation, mounting ring is threadably mounted in the top of stepped hole, in the outer of the second briquetting
Portion is also enclosed with silica gel.
Pressure spring 51 is equipped between the first briquetting and the bottom of compression bar, the upper end of pressure spring is fixedly connected with compression bar, pressure spring
Lower end is fixedly connected with the first briquetting.
Application method of the invention is described below:
(1), it allows patient to lie low, the pressing device is then placed on victim, so that compression bar is placed in above patient's heart；
(2), according to the figure of patient, the height of compression bar is adjusted by hoisting mechanism, until the first briquetting is contacted with patient body；
(3), then compression bar is driven to move up and down by pressing driving mechanism, then compression bar moves down upwards to be primary, compression bar
Mobile number should be controlled at 60-100 beats/min, can carry out cardiac compression first aid to patient in this way；
(4), when patient is adult, the second briquetting is mounted on the first briquetting, at this time the size of the first, second briquetting at
Human heart sizableness；When patient be minor when, the second briquetting is unloaded from the first briquetting, at this time the first briquetting with not
The cardiac size of adult is suitable；In this way to patient carry out cardiac compression first aid when, can to avoid compressing patient's heart except
Other organs.
The pressing device can use in the emergency room of hospital, can also use in outgoing first aid, at this time will be by piezoelectricity
Machine changes squeeze grip into.Moving up and down for compression bar is driven by shaking squeeze grip in this way, this is relative to directly right with hand
Patient carries out cardiac compression and wants laborsaving.
For within the hospital using the pressing device when facilitate the position of pressing device to adjust, store, as shown in figure 12, in pedestal
Lower part is equipped with translation lead screw 13 and guide rod 12, and the two is arranged in parallel.Translation lead screw is connect with whorl of base, guide rod and bottom
Seat is slidably connected, and is respectively equipped with trunnion 11 at the both ends of translation lead screw, is also respectively equipped with trunnion 11, trunnion at the both ends of guide rod
With translation lead screw rotation connection, trunnion is fixedly connected with guide rod.It is fixed with handle 14 on translation lead screw, shakes translation
When handle, pedestal can be driven to be oppositely oriented the movement of bar.
The pressing device is before pressing patient's heart, and the first briquetting or/and the second briquetting are contacted with patient body always, such as
Shown in Fig. 7, the height that compression bar is adjusted before pressing contacts the first briquetting with patient body, and it is zero that pressure spring, which bears pressure, at this time；
As shown in figure 8, the first briquetting or/and the second briquetting and 6 body of patient occur to squeeze and are pressed into patient's body when pressing down on compression bar
Body 3-5cm；As shown in figure 9, with the rotation of crank, when compression bar return, the deformation of pressure spring is gradually become smaller.Until compression bar returns to just
When beginning position, the first briquetting is still contacted with patient body, this with manually manually to patient carry out cardiac compression first aid when operation
Mode is identical, more can guarantee validity when cardiac compression first aid.External in the first, second briquetting wraps up silica gel, can keep away
Exempt from that patient body is caused to abrade.
It is steady when pressing to guarantee, as shown in Figure 10, four extension rods 42, four extensions are fixed in the lower end of compression bar
Bar is located on same circumference, is equipped with a pressure spring in the outside of each extension rod, in this way when compression bar pushes, can make the
One briquetting and patient's face contact, and then guarantee steady when pressing.
It may be implemented that the second briquetting is threadably mounted at the first pressure to minor's cardiac compression first aid by the first briquetting
Cardiac compression first aid can be carried out to adult after on block, it is complicated to avoid the various sizes of briquetting bring installation of two kinds of setting
Property.First, second briquetting thread connecting mode can realize disassembly and installation between the two, certainly between the two quickly
It can be by the way of clamping connection.
Due to the size of crank be it is fixed, the every rotation of crank one week, the distance that compression bar moves down is fixed, therefore pressure spring
Coefficient of elasticity difference when, the decrement of pressure spring is just different.Needs when to meet to minor's cardiac compression, such as Figure 13 institute
Show, is threadedly coupled between the upper end and compression bar of extension rod and the upper end of extension rod protrudes into compression bar one section, in the upper end of extension rod
Be fixed with baffle 421, the upper end of pressure spring is fixedly connected with baffle, be fixed with fixed block 54 in the lower end of pressure spring, the fixed block with
It is threadedly coupled between first briquetting.When needing to carry out cardiac compression first aid to minor, more small coefficient can be replaced
Pressure spring.
The pressing device compared with prior art, is not only able to satisfy the needs to human adult heart pressing first aid, but also can be to teenage
People carries out cardiac compression first aid, and while pressing adult and minor can press different depth, to guarantee heart
Press the validity of first aid；Compression bar is driven to move down realization to cardiac compression, relative to existing manually straight by electronic mode
The mode of pressing is connect, it is more time saving and energy saving；The driving force that compression bar moves down can also be other than electronic manually, i.e., in the second snail
Squeeze grip is fixed on the worm shaft of bar, it is more laborsaving for directly pressing patient's heart, and use environment multiplicity；
The setting of first, second briquetting surface silica gel, can prevent the scratch to patient, and the first, second briquetting always with patient's body
Body contact, it is consistent with operation technique when unarmed progress cardiac compression, and then ensure that the validity of cardiac compression first aid；First pressure
Four pressure springs are set between block and compression bar, and four pressure springs are uniformly arranged in the circumferential direction, it is ensured that it is steady when pressing, also guarantee
The validity of cardiac compression first aid.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264497.2A CN109223504A (en) | 2018-10-29 | 2018-10-29 | A kind of heart pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264497.2A CN109223504A (en) | 2018-10-29 | 2018-10-29 | A kind of heart pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109223504A true CN109223504A (en) | 2019-01-18 |
Family
ID=65078592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811264497.2A Pending CN109223504A (en) | 2018-10-29 | 2018-10-29 | A kind of heart pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109223504A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718080A (en) * | 2019-03-13 | 2019-05-07 | 山东省千佛山医院 | Thoracic surgery first aid heart pressing device |
| CN110731892A (en) * | 2019-12-12 | 2020-01-31 | 西安交通大学医学院第一附属医院 | A cardiopulmonary resuscitation compression device for emergency critical care |
| CN111643344A (en) * | 2020-06-23 | 2020-09-11 | 郑州铁路职业技术学院 | Portable medical first-aid automatic heart pressing device |
| CN111728846A (en) * | 2020-07-08 | 2020-10-02 | 安徽医科大学第二附属医院 | Assistive devices for cardiopulmonary resuscitation |
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|---|---|---|---|---|
| US5257619A (en) * | 1992-10-07 | 1993-11-02 | Everete Randall L | External cardiac compression device |
| CN2310578Y (en) * | 1997-08-14 | 1999-03-17 | 石汉平 | Portable cardio-pulmonary resuscitation apparatus |
| CN2772491Y (en) * | 2005-01-31 | 2006-04-19 | 王金章 | Heart press |
| CN101002716A (en) * | 2006-01-17 | 2007-07-25 | 赵文峰 | Microcomputerized and intelligent visual heart pressing apparatus |
| CN201519285U (en) * | 2009-11-16 | 2010-07-07 | 赵菁 | Automatic in-vitro press device for cardio-pulmonary resuscitation |
| CN209220916U (en) * | 2018-10-29 | 2019-08-09 | 济南大学 | a heart press |
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2018
- 2018-10-29 CN CN201811264497.2A patent/CN109223504A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5257619A (en) * | 1992-10-07 | 1993-11-02 | Everete Randall L | External cardiac compression device |
| CN2310578Y (en) * | 1997-08-14 | 1999-03-17 | 石汉平 | Portable cardio-pulmonary resuscitation apparatus |
| CN2772491Y (en) * | 2005-01-31 | 2006-04-19 | 王金章 | Heart press |
| CN101002716A (en) * | 2006-01-17 | 2007-07-25 | 赵文峰 | Microcomputerized and intelligent visual heart pressing apparatus |
| CN201519285U (en) * | 2009-11-16 | 2010-07-07 | 赵菁 | Automatic in-vitro press device for cardio-pulmonary resuscitation |
| CN209220916U (en) * | 2018-10-29 | 2019-08-09 | 济南大学 | a heart press |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718080A (en) * | 2019-03-13 | 2019-05-07 | 山东省千佛山医院 | Thoracic surgery first aid heart pressing device |
| CN110731892A (en) * | 2019-12-12 | 2020-01-31 | 西安交通大学医学院第一附属医院 | A cardiopulmonary resuscitation compression device for emergency critical care |
| CN111643344A (en) * | 2020-06-23 | 2020-09-11 | 郑州铁路职业技术学院 | Portable medical first-aid automatic heart pressing device |
| CN111728846A (en) * | 2020-07-08 | 2020-10-02 | 安徽医科大学第二附属医院 | Assistive devices for cardiopulmonary resuscitation |
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Application publication date: 20190118 |