Nuclear magnetic resonance examining table and method for cleaning nuclear magnetic resonance scanner
Technical Field
The invention relates to the technical field of medical devices, in particular to a nuclear magnetic resonance examination bed and a method for cleaning a nuclear magnetic resonance scanner.
Background
At present, more and more severe pneumonia patients, in the nuclear magnetic resonance examination, the gas exhaled by the patients can directly pollute the inside of a nuclear magnetic resonance scanner, the pollution to a nuclear magnetic resonance examination area is directly caused, the infection risk of new corona viruses in the nuclear magnetic resonance examination area is increased, if corresponding disinfection measures are not taken for the examination area, the increase of the infection risk of the examination area undoubtedly brings larger disease risk to the patients, meanwhile, the diffusion of infectious diseases can be increased, and the cost expenditure and the material consumption of the society for further spreading the infectious diseases are increased.
At present, in the nuclear magnetic resonance examination process, the examination of each patient cannot be carried out in a flow, reliable and effective way, so that a device capable of automatically disinfecting and sterilizing the nuclear magnetic resonance examination area is urgently needed under the condition that the existing new coronavirus is extremely high in infectivity.
Disclosure of Invention
The invention aims to provide a nuclear magnetic resonance examining table and a method for cleaning a nuclear magnetic resonance scanner, and solves the problem that effective sterilization cannot be automatically carried out in the nuclear magnetic resonance scanner in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a nuclear magnetic resonance examining table comprises a table body, a table base and a disinfection and sterilization device arranged on the table body, wherein the table body moves along the table base, the disinfection and sterilization device comprises a plastic arc-shaped frame and an alcohol cotton sheet cleaning mechanism, the plastic arc-shaped frame is arranged on the table body and is close to a nuclear magnetic resonance scanner, and the outer diameter of the plastic arc-shaped frame is matched with the inner diameter of an examining space of the nuclear magnetic resonance scanner;
the clean mechanism of alcohol cotton piece includes alcohol cotton piece, driven rolling wheel, initiative rolling wheel, left side rolling container and right side rolling container, driven rolling wheel and initiative rolling wheel are installed respectively in left side rolling container and right side rolling container, be equipped with the opening on left side rolling container and the right side rolling container respectively, the both ends of alcohol cotton piece are passed and are convoluteed respectively on driven rolling wheel and initiative rolling wheel after the opening that corresponds, be equipped with the supporting part that is used for supporting the alcohol cotton piece on the plastics arc frame.
Among this technical scheme, because the setting of plastics arc frame can provide the shape for the setting of alcohol cotton piece and support, the external diameter of plastics arc frame matches with the internal diameter in nuclear magnetic resonance scanner inspection space, and then when the bed body moved in towards the nuclear magnetic resonance scanner, the inside wall that the alcohol cotton piece that sets up on the plastics arc frame can hug closely nuclear magnetic resonance scanner inspection space removed and realizes the inboard cleaning and disinfection of nuclear magnetic resonance scanner.
By adopting the design, in the moving process of the bed body, the plastic arc-shaped frame moves along with the bed body, so that the cleaning and the sterilization in the examination space of the nuclear magnetic resonance scanner are realized without additional cleaning and sterilizing operation. Because the plastic arc frame is arranged on the bed body and close to the nuclear magnetic resonance scanner, when the bed body moves and a patient does not completely enter a detection area, the alcohol cotton sheet can clean and disinfect the inner wall of the detection space of the nuclear magnetic resonance scanner in advance, thereby ensuring the safe use of each patient in the nuclear magnetic resonance detection process and avoiding the infection of the patient due to untimely cleaning and disinfection caused by the pollution of the detection area.
Because be equipped with the opening on left side rolling container and the right side rolling container respectively, the both ends of alcohol cotton piece are passed and are rolled up respectively on driven wind-up pulley and initiative wind-up pulley after the opening that corresponds, only need drive initiative wind-up pulley and rotate and can realize the rolling to the alcohol cotton piece, then the driven wind-up pulley of opposite side emits clean alcohol cotton piece, thereby simple convenient realization is to the change of alcohol cotton piece, and in the in-process of carrying out disinfection to the inspection space, because plastics arc frame can be along with the bed body removes, consequently, only can realize the cleanness virus killing of alcohol cotton piece to nuclear magnetic resonance scanner inspection space by the removal of the bed body, the problem of current unable automatic effective disinfection to the inside of magnetic resonance scanner has been solved, can realize carrying out the flow to the detection area, standardization, reliable, effectual disinfection and sterilization.
Furthermore, in order to conveniently realize the replacement operation of the alcohol cotton sheets, an operating handle which is convenient for operating the driving winding wheel to rotate so as to realize the winding of the alcohol cotton sheets is arranged on the driving winding wheel.
Furthermore, in order to realize the automatic replacement of the alcohol cotton sheets in the moving process of the bed body without manual operation, a driving mechanism for driving the driving winding wheel to rotate is arranged between the bed seat and the driving winding wheel.
Furthermore, in order to better realize the automatic effect of replacing the alcohol cotton sheets and not influence the examination effect of nuclear magnetic resonance, the driving mechanism comprises a rack arranged on the bed and a transmission shaft rotationally connected with one side of the bed body, a first bevel gear is arranged at the upper end of the transmission shaft, a gear meshed with the rack is arranged at the lower end of the transmission shaft, a second bevel gear meshed with the first bevel gear is arranged at the end part of the driving winding wheel, and a ratchet structure is arranged between the second bevel gear and the driving winding wheel. It should be noted that the driving mechanism is made of non-metal material, and may be made of plastic material.
This actuating mechanism's design, the in-process that the bed body removed, can realize that the gear drives the transmission shaft and rotate because of the relative displacement of gear and rack, because the transmission shaft rotates with the bed body and is connected, and the upper end of transmission shaft is equipped with first bevel gear, the transmission shaft can drive first bevel gear and rotate, and then through first bevel gear drive second bevel gear rotation, because be equipped with between second bevel gear and the initiative wind-up pulley by the ratchet structure, can realize driving the initiative wind-up pulley rotation when second bevel gear clockwise turning, realize changing the rolling of alcohol cotton piece, when second bevel gear anticlockwise rotation, then unable drive initiative wind-up pulley rotates, also be, only when the bed body moves towards nuclear magnetic resonance scanner, the alcohol cotton piece is changed, the alcohol cotton piece can not be changed under the bed body playback state.
Furthermore, for the convenient installation that realizes the transmission shaft, one side of the bed body is equipped with the mount pad, rotate through the bearing between transmission shaft and the mount pad and be connected.
Further, in order to hide the protection transmission structure, one side of right side rolling container is equipped with the gear cover, first bevel gear and second bevel gear all are located the gear cover.
Further, for the tight effect of subsides of the inboard wall in better realization alcohol cotton piece and the nuclear magnetic resonance scanner, reach better clean effect, the supporting part includes the elastic layer, wears out open-ended alcohol cotton piece and is located the elastic layer. The elastic layer has a good supporting effect on the alcohol cotton sheet, and meanwhile, the alcohol cotton sheet cannot be prevented from moving along the inner side wall of the nuclear magnetic resonance scanner.
Further, the elastic layer is a soft cushion layer with elasticity.
Further, for the convenient installation that realizes left side rolling container and right side rolling container, left side rolling container and right side rolling container set up the both ends at plastics arc frame respectively.
Because what the rolling was in the left side rolling container is clean alcohol cotton piece, volatilize in order to reduce alcohol, consequently the opening part of left side rolling container is equipped with the guide preforming of pushing down the alcohol cotton piece, and the guide preforming is the rubber material, has certain elasticity, can compress tightly the alcohol cotton piece, has fine sealed effect to the opening simultaneously.
The invention also provides a method for cleaning the nuclear magnetic resonance scanner, which comprises the following steps:
s1, the patient lies on the bed;
s2, moving the operation bed body along the bed toward the nuclear magnetic resonance scanner;
s3, the rack driving gear rotates anticlockwise, the transmission shaft and the first bevel gear rotate anticlockwise, the second bevel gear rotates clockwise, and then the driving winding wheel is driven to rotate clockwise, so that the alcohol cotton sheets are wound and replaced;
s4, separating the gear from the rack, finishing rolling the alcohol cotton sheet, enabling the bed body to enter an examination space of the nuclear magnetic resonance scanner, and disinfecting and sterilizing the examination space until the plastic arc-shaped frame is completely moved out to the other side of the examination space of the nuclear magnetic resonance scanner, so as to complete disinfection of the examination space of the nuclear magnetic resonance scanner;
s5, checking the patient;
s6, operating the bed body to return, and sterilizing the nuclear magnetic resonance scanner examination space again by the alcohol cotton sheets until the bed body is completely removed from the nuclear magnetic resonance scanner;
and S7, the gear is meshed with the rack, the rack drives the gear to rotate clockwise, the transmission shaft and the first bevel gear rotate clockwise, the second bevel gear rotates anticlockwise, and the anticlockwise rotation of the second bevel gear cannot drive the driving winding wheel to rotate under the action of the ratchet structure until the bed body returns.
The invention has the beneficial effects that: among this technical scheme, because the setting of plastics arc frame can provide the shape for the setting of alcohol cotton piece and support, the external diameter of plastics arc frame matches with the internal diameter in nuclear magnetic resonance scanner inspection space, and then when the bed body moved in towards the nuclear magnetic resonance scanner, the inside wall that the alcohol cotton piece that sets up on the plastics arc frame can hug closely nuclear magnetic resonance scanner inspection space removed and realizes the inboard cleaning and disinfection of nuclear magnetic resonance scanner.
By adopting the design, in the moving process of the bed body, the plastic arc-shaped frame moves along with the bed body, so that the cleaning and the sterilization in the examination space of the nuclear magnetic resonance scanner are realized without additional cleaning and sterilizing operation. Because the plastic arc frame is arranged on the bed body and close to the nuclear magnetic resonance scanner, when the bed body moves and a patient does not completely enter a detection area, the alcohol cotton sheet can clean and disinfect the inner wall of the detection space of the nuclear magnetic resonance scanner in advance, thereby ensuring the safe use of each patient in the nuclear magnetic resonance detection process and avoiding the infection of the patient due to untimely cleaning and disinfection caused by the pollution of the detection area.
Because be equipped with the opening on left side rolling container and the right side rolling container respectively, the both ends of alcohol cotton piece are passed and are rolled up respectively on driven wind-up pulley and initiative wind-up pulley after the opening that corresponds, only need drive initiative wind-up pulley and rotate and can realize the rolling to the alcohol cotton piece, then the driven wind-up pulley of opposite side emits clean alcohol cotton piece, thereby simple convenient realization is to the change of alcohol cotton piece, and in the in-process of carrying out disinfection to the inspection space, because plastics arc frame can be along with the bed body removes, consequently, only can realize the cleanness virus killing of alcohol cotton piece to nuclear magnetic resonance scanner inspection space by the removal of the bed body, the problem of current unable automatic effective disinfection to the inside of magnetic resonance scanner has been solved, can realize carrying out the flow to the detection area, standardization, reliable, effectual disinfection and sterilization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of another embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a schematic side view of the present invention;
fig. 6 is a schematic front view of the present invention.
In the figure: a bed body 1; a bed base 2; a plastic arc frame 3; a nuclear magnetic resonance scanner 4; an inspection space 5; a support portion 6; alcohol cotton sheets 7; a left winding container 8; a right winding container 9; an opening 10; a transmission shaft 11; a first bevel gear 12; a rack 13; a gear 14; a second bevel gear 15; a mounting base 16; the pressing piece 17 is guided.
Detailed Description
Example 1:
as shown in fig. 1-6, the present embodiment provides a nuclear magnetic resonance examination bed, which includes a bed body 1, a bed base 2, and a disinfection and sterilization device installed on the bed body 1, wherein the bed body 1 moves along the bed base 2, the disinfection and sterilization device includes a plastic arc-shaped frame 3 and an alcohol cotton sheet cleaning mechanism, the plastic arc-shaped frame 3 is installed on the bed body 1 at a position close to a nuclear magnetic resonance scanner 4, and an outer diameter of the plastic arc-shaped frame 3 matches with an inner diameter of an examination space 5 of the nuclear magnetic resonance scanner 4;
the cleaning mechanism for the alcohol cotton sheet 7 comprises an alcohol cotton sheet 7, a driven winding wheel, a driving winding wheel, a left winding container 8 and a right winding container 9, wherein the driven winding wheel and the driving winding wheel are respectively installed in the left winding container 8 and the right winding container 9, openings 10 are respectively formed in the left winding container 8 and the right winding container 9, two ends of the alcohol cotton sheet 7 are respectively wound on the driven winding wheel and the driving winding wheel after passing through the corresponding openings 10, and a supporting portion 6 used for supporting the alcohol cotton sheet 7 is arranged on the plastic arc-shaped frame 3.
In this technical scheme, because the setting of plastics arc frame 3, can provide the shape for setting up of alcohol cotton piece 7 and support, the external diameter of plastics arc frame 3 matches with the internal diameter of 4 inspection spaces of nuclear magnetic resonance scanner 5, then bed body 1 when removing in 4 nuclear magnetic resonance scanners, the inside wall that sets up alcohol cotton piece 7 on plastics arc frame 3 can hug closely 4 inspection spaces of nuclear magnetic resonance scanner 5 removes the realization to the inboard cleaning and disinfection of nuclear magnetic resonance scanner 4.
By adopting the design, in the moving process of the bed body 1, the plastic arc-shaped frame 3 moves along with the bed body, so that the cleaning and the sterilization in the examination space 5 of the nuclear magnetic resonance scanner 4 are realized, and no extra cleaning and sterilizing operation is needed. Because the plastic arc frame 3 is arranged on the bed body 1 and is close to the nuclear magnetic resonance scanner 4, when the bed body 1 moves and a patient does not completely enter a detection area, the alcohol cotton sheet 7 can clean and disinfect the inner wall of the detection space 5 of the nuclear magnetic resonance scanner 4 in advance, thereby ensuring the safe use of each patient in the nuclear magnetic resonance examination process and avoiding the infection of the patient due to untimely cleaning and disinfection caused by the pollution of the detection area.
Because the left side winding container 8 and the right side winding container 9 are respectively provided with the opening 10, two ends of the alcohol cotton sheet 7 are respectively wound on the driven winding wheel and the driving winding wheel after passing through the corresponding openings 10, the alcohol cotton sheet 7 can be wound only by driving the driving winding wheel to rotate, the driven winding wheel on the other side discharges clean alcohol cotton sheets 7, thereby simply and conveniently realizing the replacement of the alcohol cotton sheet 7, and in the process of sterilizing the inspection space 5, because the plastic arc frame 3 can move along with the bed body 1, the cleaning and the sterilization of the alcohol cotton sheet 7 to the examination space 5 of the nuclear magnetic resonance scanner 4 can be realized only by the movement of the bed body 1, the problem that the inside of the existing magnetic resonance scanner can not be automatically and effectively sterilized is solved, and the process, the standardization, the reliability and the effective sterilization of a detection area can be realized.
Example 2:
this embodiment is optimized based on embodiment 1 described above.
In order to conveniently realize the replacement operation of the alcohol cotton sheet 7, an operating handle which is convenient for operating the active winding wheel to rotate to realize the winding of the alcohol cotton sheet 7 is arranged on the active winding wheel.
Example 3:
this embodiment is optimized based on embodiment 1 described above.
In order to realize the automatic replacement of the alcohol cotton sheets 7 in the moving process of the bed body 1 without manually replacing the alcohol cotton sheets 7, a driving mechanism for driving the driving winding wheel to rotate is arranged between the bed base 2 and the driving winding wheel.
Example 4:
this embodiment is optimized based on embodiment 3 described above.
In order to better realize the automatic effect of changing the alcohol cotton piece 7, and not influence nuclear magnetic resonance's inspection effect, actuating mechanism is including setting up rack 13 on bed 2 and with the transmission shaft 11 of bed body 1 one side rotation connection, the upper end of transmission shaft 11 is equipped with first bevel gear 12, the lower extreme of transmission shaft 11 is equipped with the gear 14 with rack 13 meshing, the tip of initiative rolling wheel is equipped with second bevel gear 15 with first bevel gear 12 meshing, be equipped with ratchet structure between second bevel gear 15 and the initiative rolling wheel. It should be noted that the driving mechanism is made of non-metal material, and may be made of plastic material.
The driving mechanism is designed, in the moving process of the bed body 1, the gear 14 drives the transmission shaft 11 to rotate due to the relative displacement of the gear 14 and the rack 13, because the transmission shaft 11 is rotatably connected with the bed body 1 and the upper end of the transmission shaft 11 is provided with the first bevel gear 12, the transmission shaft 11 can drive the first bevel gear 12 to rotate, and further drive the second bevel gear 15 to rotate through the first bevel gear 12, because the ratchet wheel structure is arranged between the second bevel gear 15 and the driving winding wheel, the driving winding wheel can be driven to rotate when the second bevel gear 15 rotates clockwise, the alcohol cotton sheet 7 can be wound and replaced, when the second bevel gear 15 rotates anticlockwise, the driving winding wheel cannot be driven to rotate, that is, only when the bed body 1 moves towards the nuclear magnetic resonance scanner 4, the alcohol cotton sheet 7 is replaced, and the alcohol cotton sheet 7 cannot be replaced under the reset state of the bed body 1.
Example 5:
this embodiment is optimized based on embodiment 4 described above.
In order to conveniently realize the installation of the transmission shaft 11, one side of the bed body 1 is provided with an installation seat 16, and the transmission shaft 11 is rotatably connected with the installation seat 16 through a bearing.
Example 6:
this embodiment is optimized based on embodiment 5 described above.
In order to hide and protect the transmission structure, one side of the right winding container 9 is provided with a gear cover, and the first bevel gear 12 and the second bevel gear 15 are both positioned in the gear cover.
Example 7:
this embodiment is optimized based on embodiment 6 described above.
In order to better realize the effect of clinging tightly of alcohol cotton piece 7 and 4 inside walls of nuclear magnetic resonance scanner, reach better clean effect, supporting part 6 includes the elastic layer, and the alcohol cotton piece 7 of wearing out opening 10 is located the elastic layer. The elastic layer has a good supporting effect on the alcohol cotton sheet 7, and meanwhile, the alcohol cotton sheet 7 cannot be prevented from moving along the inner side wall of the nuclear magnetic resonance scanner 4.
Example 8:
this embodiment is optimized based on embodiment 7 described above.
The elastic layer is a soft cushion layer with elasticity.
Example 9:
this embodiment is optimized based on embodiment 9 described above.
In order to conveniently realize the installation of the left side rolling container 8 and the right side rolling container 9, the left side rolling container 8 and the right side rolling container 9 are respectively arranged at two ends of the plastic arc-shaped frame 3.
As shown in fig. 4, the clean alcohol cotton sheet 7 is rolled in the left rolling container 8, and in order to reduce the volatilization of alcohol, a guide pressing sheet 17 for pressing the alcohol cotton sheet 7 is arranged at the opening 10 of the left rolling container 8, and the guide pressing sheet 17 is made of rubber, has certain elasticity, can press the alcohol cotton sheet 7, and has good sealing effect on the opening 10.
Example 10:
the invention also provides a method for cleaning the nuclear magnetic resonance scanner 4, which comprises the following steps:
s1, the patient lies on the bed body 1;
s2, moving the operation bed body 1 along the bed seat 2 towards the nuclear magnetic resonance scanner 4;
s3, the rack 13 drives the gear 14 to rotate anticlockwise, the transmission shaft 11 and the first bevel gear 12 rotate anticlockwise, the second bevel gear 15 rotates clockwise, and then the driving winding wheel is driven to rotate clockwise, so that the alcohol cotton sheets 7 are wound and replaced;
s4, separating the gear 14 from the rack 13, finishing rolling the alcohol cotton sheet 7, enabling the bed body 1 to enter the examination space 5 of the nuclear magnetic resonance scanner 4, and disinfecting and sterilizing the examination space 5 until the plastic arc-shaped frame 3 is completely moved out to the other side of the examination space 5 of the nuclear magnetic resonance scanner 4, so as to complete the complete disinfection of the examination space 5 of the nuclear magnetic resonance scanner 4;
s5, checking the patient;
s6, operating the bed body 1 to return, and then sterilizing the nuclear magnetic resonance scanner 4 examination space 5 again by the alcohol cotton sheets 7 until the bed body 1 is completely removed from the nuclear magnetic resonance scanner 4;
s7, the gear 14 is meshed with the rack 13, the rack 13 drives the gear 14 to rotate clockwise, the transmission shaft 11 and the first bevel gear 12 rotate clockwise, the second bevel gear 15 rotates anticlockwise, and the driving winding wheel cannot be driven to rotate by the anticlockwise rotation of the second bevel gear 15 under the action of the ratchet structure until the bed body 1 returns.
Finally, it should be noted that: the above are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.