CN109395184B

CN109395184B - Negative pressure aspirator for traditional Chinese medicine cupping

Info

Publication number: CN109395184B
Application number: CN201811497790.3A
Authority: CN
Inventors: 单静波
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2021-01-08
Anticipated expiration: 2038-12-07
Also published as: CN109395184A

Abstract

The invention discloses a negative pressure aspirator for traditional Chinese medicine cupping, which comprises an aspirator main body, wherein a fixing table is fixedly connected to the position, close to the lower end, of the outer surface of one side of the aspirator main body, universal wheels with locks are arranged on the outer surfaces of the lower ends of the aspirator main body and the fixing table, a vacuum pump is fixedly connected inside the aspirator main body, a folding plate is movably connected to the position, close to the middle, of the outer surface of the front end of the aspirator main body, a buffer bottle and a collecting bottle are arranged on the outer surface of the upper end of the fixing table, the buffer bottle is located at the front end of the collecting bottle, a fixed bottle ring is wrapped on the middle portions of the outer surfaces of the buffer bottle and the collecting bottle, and the fixed bottle ring. This negative pressure suction apparatus for traditional chinese medical science cup can once connect a plurality of jar bodies, easy operation, and the anti-return effect is obvious to can conveniently place cell-phone broadcast video, improve patient's comfort level, can also make things convenient for medical personnel to place the required article of some cup processes.

Description

Negative pressure aspirator for traditional Chinese medicine cupping

Technical Field

The invention relates to the field of negative pressure suction apparatuses, in particular to a negative pressure suction apparatus for traditional Chinese medicine cupping.

Background

Along with the progress of medical technology, people begin to combine traditional medical equipment and modern medical equipment together and use, wherein, can improve the cup effect with traditional cup technique and current vacuum aspiration ware technique combination together, but current traditional chinese medical science is vacuum aspiration ware for cup can not once connect a plurality of jar bodies in the use, the anti-reflux effect is not obvious, the operation is comparatively loaded down with trivial details, patient's comfort level is lower, inconvenient medical personnel place some required article of cup process.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the negative pressure aspirator for traditional Chinese medicine cupping can be connected with a plurality of cup bodies at one time, is simple to operate, has obvious backflow prevention effect, can be conveniently placed with a mobile phone to play videos, improves the comfort level of patients, and can also be convenient for medical staff to place articles required by the cupping process.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a negative pressure aspirator for traditional Chinese medicine cupping comprises an aspirator main body, wherein a fixed table is fixedly connected to the position, close to the lower end, of the outer surface of one side of the aspirator main body, universal wheels with locks are arranged on the outer surfaces of the lower ends of the aspirator main body and the fixed table, a vacuum pump is fixedly connected inside the aspirator main body, a folding plate is movably connected to the position, close to the middle, of the outer surface of the front end of the aspirator main body, a buffer bottle and a collecting bottle are arranged on the outer surface of the upper end of the fixed table, the buffer bottle is located at the front end of the collecting bottle, a fixed bottle ring wraps the middle portions of the outer surfaces of the buffer bottle and the collecting bottle and is fixedly connected with the aspirator main body, a push rod is arranged on the outer surface of the other side of the aspirator main body, an adjusting valve and a switch are arranged on the outer surface of the upper end of the aspirator main body, the adjusting valve, and the first conduit is positioned at one side of the second conduit, and one end of the second conduit is provided with a negative pressure suction head.

Preferably, the both ends of folded sheet are provided with the fixing base, and the inside of fixing base is run through and is provided with the loose axle, fixing base and aspirator main part fixed connection, loose axle and folded sheet fixed connection, the folded sheet passes through loose axle and aspirator main part swing joint, and the folded sheet can be pulled to the position parallel with the horizontal plane through the loose axle.

Preferably, the lower extreme fixedly connected with layer board of folded sheet, and the position that the rear end surface of folded sheet is close to the upper end inlays and has first magnetic sheet, the position that the front end surface of aspirator main part corresponds first magnetic sheet is inlayed and is had the second magnetic sheet, first fixed slot, second fixed slot and third fixed slot have been seted up to the lower extreme of first magnetic sheet, and first fixed slot is located the upper end of second fixed slot, the second fixed slot is located the upper end of third fixed slot, the contained angle diverse of first fixed slot, second fixed slot, third fixed slot and horizontal plane, makes things convenient for the patient to insert the cell-phone in suitable fixed slot according to the demand.

Preferably, the outer fixed surface in the upper end of push rod is connected with places the board, and places one side of board and seted up the hand push groove, the lower extreme fixedly connected with fixture block of push rod, and the surface threaded connection of fixture block has the elasticity bolt, the upper end surface of fixture block is seted up flutedly, the surface of aspirator main part is close to the position of push rod and has been seted up the activity groove, and the one end of push rod runs through and is provided with the axostylus axostyle, through axostylus axostyle and activity groove swing joint, the elasticity bolt is used for fixing between push rod and the.

Preferably, the quantity of fixture block is two, and it is horizontal parallel and places, the upper end surface of placing the board is provided with the skid resistant course, and the skid resistant course improves the antiskid nature of placing the board, avoids article from placing the board landing.

Preferably, the negative pressure suction head includes mount, sacculus and connector, sacculus fixed connection is in the rear end of mount, connector fixed connection is in the rear end of sacculus, mount, sacculus and connector are integrated into one piece component, and waste gas and toxin backward flow phenomenon can be avoided with the toxin to the sacculus, also can accumulate waste gas and toxin simultaneously to make waste gas and toxin more powerful get into the cushion flask through the second pipe at the uniform velocity.

Preferably, the front end outer surface of the fixing frame is provided with a clamping groove, the outer surface of the connector is fixedly connected with a fixing ring, and the fixing ring improves the air tightness of the connection of the connector and the second guide pipe.

Preferably, the front end surface of mount is close to the position of lower extreme and parallel fixed mounting has the pipe connection head, and the guide hole has been seted up to the front end of pipe connection head, the inside of guide hole is provided with the rubber buffer, and communicates between guide hole and mount, sacculus, the connector, and the rubber buffer is avoided not the time spent dust and impurity to get into the guide hole and is caused the pollution.

Preferably, the upper end of the collecting bottle is provided with a third conduit, one end of the third conduit is fixedly connected with the vacuum pump, the third conduit conducts the collecting bottle and the buffer bottle,

preferably, the outer surface of the rear end of the aspirator main body is fixedly connected with a power line, the output end of the power line is electrically connected with the vacuum pump, the regulating valve and the input end of the switch, and the regulating valve is used for regulating the output power of the vacuum pump so as to regulate the size of the attraction force.

(III) advantageous effects

The invention provides a negative pressure aspirator for traditional Chinese medicine cupping, which has the following beneficial effects:

(1) the negative pressure suction apparatus for traditional Chinese medicine cupping comprises a folding plate, wherein the folding plate is arranged, when the negative pressure suction apparatus is used, the negative pressure suction apparatus is firstly pushed to the front of a patient, the patient needs to lie on a bed in the cupping process, the face of the patient faces downwards, then the folding plate is pulled to the upper end of a supporting plate through a movable shaft, the supporting plate supports the folding plate, a first fixing groove, a second fixing groove and a third fixing groove which are formed in the folding plate are respectively thirty degrees, forty-five degrees and sixty degrees, the patient inserts a mobile phone of the patient into a proper fixing groove according to the requirement, the user can avoid chatting in the cupping process by opening software on the mobile phone, the comfort of the patient is improved, after the use is finished, the folding plate is only required to be pulled back to the original position, the folding plate is firmly adsorbed on a suction apparatus main body under the magnetic attraction of a first magnetic sheet and a second magnetic sheet, the versatility of the negative pressure suction apparatus for cupping is, is convenient for use.

(2) This negative pressure suction apparatus for traditional chinese medical science cup, push rod through setting up, during the use, at first, with the push rod through axostylus axostyle clockwise rotation forty-five degrees in the activity groove, this moment, the contact of push rod and the internal surface upper end of activity groove, then, clockwise tightening elasticity bolt is fixed push rod and fixture block, finally, hand push groove through the push rod pushes this negative pressure suction apparatus for traditional chinese medical science cup to the use place, anticlockwise tightening elasticity bolt, place the fixed slot at the fixture block with the forty-five degrees of push rod anticlockwise rotation, afterwards, medical personnel put the article that the cup in-process need be used on placing the board, this negative pressure suction apparatus for traditional chinese medical science cup's multifunctionality has effectively been improved, and the use is convenient for.

(3) The negative pressure aspirator for the traditional Chinese medicine cupping comprises negative pressure suction heads, wherein when in use, firstly, a relative number of rubber plugs are pulled out according to the number of the tank bodies, then, the pipe connectors for pulling out the rubber plugs are connected with the tank bodies through suction guide pipes, wherein, a vacuum pump, a buffer bottle, a collecting bottle, the negative pressure suction heads are communicated with the tank bodies, the tank bodies are placed on the back skin of a patient, the vacuum pump is started, the pressure inside the tank bodies is reduced, waste gas and toxin in the patient body are sucked out through pores and enter the negative pressure suction heads, the waste gas and the toxin enter a fixing frame after entering the negative pressure suction heads, and then are converged in a balloon, the balloon is arranged to avoid the backflow phenomenon of the waste gas and the toxin, meanwhile, the waste gas and the toxin can be accumulated in the balloon, so that the waste gas and the toxin can enter the buffer bottle through a second guide, the negative pressure suction apparatus for traditional Chinese medicine cupping can be connected with a plurality of cup bodies at one time, is simple to operate, has an obvious anti-backflow effect, effectively improves the versatility of the negative pressure suction apparatus for traditional Chinese medicine cupping, and is convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a view of the combination of the push rod and the fixture block of the present invention;

FIG. 3 is an internal view of A of FIG. 2 in accordance with the present invention;

FIG. 4 is a view of the present invention with the suction unit body in combination with a folding plate;

FIG. 5 is an enlarged view of the suction head of the present invention;

FIG. 6 is an enlarged view of B of FIG. 5 in accordance with the present invention;

in the figure: 1. a suction apparatus main body; 2. a fixed table; 3. universal wheels with locks; 4. a vacuum pump; 5. folding the board; 51. a movable shaft; 52. a support plate; 53. a first magnetic sheet; 54. a second magnetic sheet; 55. a first fixing groove; 56. a second fixing groove; 57. a third fixing groove; 6. a buffer bottle; 7. a push rod; 71. pushing the groove by hand; 72. placing the plate; 73. a clamping block; 74. tightening and loosening the bolts; 75. a movable groove; 76. a shaft lever; 8. adjusting a valve; 9. a switch; 10. a collection bottle; 11. fixing the bottle ring; 12. a first conduit; 13. a second conduit; 14. a negative pressure suction head; 141. a fixed mount; 142. a balloon; 143. a connector; 144. a card slot; 145. a fixing ring; 146. a conduit connector; 147. a guide hole; 148. and a rubber plug.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a negative pressure suction apparatus for traditional Chinese medicine cupping comprises a suction apparatus main body 1, a fixed table 2 is fixedly connected to the position, close to the lower end, of the outer surface of one side of the suction apparatus main body 1, universal wheels 3 with locks are arranged on the outer surfaces of the lower ends of the suction apparatus main body 1 and the fixed table 2, a push rod 7 is arranged on the outer surface of the other side of the suction apparatus main body 1, a regulating valve 8 and a switch 9 are arranged on the outer surface of the upper end of the suction apparatus main body 1, when the negative pressure suction apparatus for traditional Chinese medicine cupping is used, the push rod 7 and the universal wheels 3 with locks are used for pushing the negative pressure suction apparatus for traditional Chinese medicine cupping to a use place, then, medical personnel place articles required to be used in the cupping process on a placing plate 72, the multifunctional performance of the negative pressure suction apparatus for traditional Chinese medicine cupping is effectively improved, the use is convenient, a vacuum pump 4 is fixedly connected to the inside of, then, the folding plate 5 is opened, the patient inserts the mobile phone into the fixing groove of the folding plate 5, the software on the mobile phone is opened, so that the boring can be avoided in the cupping process, the comfort of the patient is improved, the buffer bottle 6 and the collecting bottle 10 are arranged on the outer surface of the upper end of the fixing table 2, the buffer bottle 6 is positioned at the front end of the collecting bottle 10, the fixing bottle rings 11 are wrapped at the middle parts of the outer surfaces of the buffer bottle 6 and the collecting bottle 10, the fixing bottle rings 11 are fixedly connected with the aspirator main body 1, the regulating valve 8 is positioned at the rear end of the switch 9, the outer surface of the upper end of the buffer bottle 6 is provided with a first conduit 12 and a second conduit 13, the first conduit 12 is positioned at one side of the second conduit 13, one end of the second conduit 13 is provided with a negative pressure suction head 14, the negative pressure suction head 14 is communicated with the cup bodies for use, and compared with the existing negative pressure suction head 14, the negative pressure suction, the negative pressure suction apparatus for traditional Chinese medicine cupping is simple to operate, has obvious anti-backflow effect, effectively improves the versatility and is convenient to use, the two ends of the folding plate 5 are provided with the fixed seats, the inside of the fixed seats is provided with the movable shaft 51 in a penetrating way, the fixed seats are fixedly connected with the suction apparatus main body 1, the movable shaft 51 is fixedly connected with the folding plate 5, the folding plate 5 is movably connected with the suction apparatus main body 1 through the movable shaft 51, the folding plate 5 can be pulled to be parallel to the horizontal plane through the movable shaft 51, the lower end of the folding plate 5 is fixedly connected with the supporting plate 52, the position of the outer surface of the rear end of the folding plate 5, which is close to the upper end, is embedded with the first magnetic sheet 53, the position of the outer surface of the front end of the suction apparatus main body 1, which is embedded with the second magnetic sheet 54, the lower end of the first magnetic sheet 53 is provided with the first fixed groove 55, the, the second fixing groove 56 is positioned at the upper end of the third fixing groove 57, the included angles between the first fixing groove 55, the second fixing groove 56 and the third fixing groove 57 and the horizontal plane are different, so that a patient can conveniently insert a mobile phone into a proper fixing groove according to the requirement, the outer surface of the upper end of the push rod 7 is fixedly connected with the placing plate 72, one side of the placing plate 72 is provided with a hand push groove 71, the lower end of the push rod 7 is fixedly connected with a clamping block 73, the outer surface of the clamping block 73 is in threaded connection with an elastic bolt 74, the outer surface of the upper end of the clamping block 73 is provided with a groove, the outer surface of the aspirator body 1 is provided with a movable groove 75 close to the push rod 7, one end of the push rod 7 is provided with a shaft rod 76 in a penetrating manner, the push rod 7 is movably connected with the movable groove 75 through the shaft rod 76, the elastic bolt, the outer surface of the upper end of the placing plate 72 is provided with an anti-slip layer, the anti-slip layer improves the anti-slip performance of the placing plate 72 and prevents articles from sliding off the placing plate 72, the negative pressure suction head 14 comprises a fixing frame 141, a balloon 142 and a connector 143, the balloon 142 is fixedly connected to the rear end of the fixing frame 141, the connector 143 is fixedly connected to the rear end of the balloon 142, the fixing frame 141, the balloon 142 and the connector 143 are integrally formed components, the balloon 142 can prevent backflow of waste gas and toxin, and simultaneously can accumulate the waste gas and toxin in the balloon 142, so that the waste gas and toxin can more uniformly and powerfully enter the buffer bottle 6 through the second conduit 13, the outer surface of the front end of the fixing frame 141 is provided with a clamping groove 144, the outer surface of the connector 143 is fixedly connected with a fixing ring 145, the fixing ring 145 improves the air tightness of the connection of the, and the guide hole 147 is opened at the front end of the conduit connector 146, the rubber plug 148 is arranged inside the guide hole 147, the guide hole 147 is communicated with the fixing frame 141, the balloon 142 and the connector 143, the rubber plug 148 prevents dust and impurities from entering the guide hole 147 to cause pollution when not in use, the third conduit is arranged at the upper end of the collecting bottle 10, one end of the third conduit is fixedly connected with the vacuum pump 4, the third conduit conducts the collecting bottle 10 with the buffer bottle 6, the outer surface of the rear end of the aspirator body 1 is fixedly connected with a power cord, the output end of the power cord is electrically connected with the vacuum pump 4, the regulating valve 8 and the input end of the switch 9, and the regulating valve 8 is used for regulating the output power of the vacuum pump.

In summary, when the vacuum suction apparatus for cupping in traditional Chinese medicine is used, firstly, the push rod 7 is rotated clockwise by forty-five degrees in the movable groove 75 through the shaft lever 76, at this time, the push rod 7 contacts with the upper end of the inner surface of the movable groove 75, then, the clockwise tightening bolt 74 is tightened to fix the push rod 7 and the fixture block 73, the vacuum suction apparatus for cupping in traditional Chinese medicine is pushed to the front end of a patient through the hand push groove 71 of the push rod 7, the counterclockwise tightening bolt 74 is loosened, the push rod 7 is rotated counterclockwise by forty-five degrees and placed in the fixing groove of the fixture block 73, then, medical staff places articles needed in the cupping process on the placing plate 72, because the patient needs to lie on the bed in the cupping process, the face of the patient faces downwards, the folding plate 5 is pulled to the upper end of the supporting plate 52 through the movable shaft 51, the supporting plate 52 supports the folding plate 5, and the first fixing groove 55, the first fixing groove 55, the included angles between the second fixing groove 56 and the third fixing groove 57 and the horizontal plane are thirty degrees, forty-five degrees and sixty degrees respectively, a patient inserts his own mobile phone into a proper fixing groove according to the requirement, the software on the mobile phone is opened to avoid boring in the cupping process, the comfort of the patient is improved, finally, a relative number of rubber plugs 148 are pulled down according to the number of the tank bodies, the conduit connectors 146 of the pulled rubber plugs 148 are connected with the tank bodies through suction conduits, wherein, the vacuum pump 4, the buffer bottle 6, the collecting bottle 10, the negative pressure suction head 14 are communicated with the tank bodies, the vacuum pump 4 with the model KVT3.140 is used for vacuumizing to construct the negative pressure environment in the tank bodies, the buffer bottle 6 plays a role of buffering to prevent backflow, the tank bodies are placed on the back skin of the patient, the power supply is connected through a power cord, the vacuum pump 4 is started, the pressure in the tank bodies is reduced, waste gas and toxins in the patient are, after the waste gas and the toxin enter the negative pressure suction head 14, the waste gas and the toxin firstly enter the fixed frame 141, then are converged in the saccule 142, the balloon 142 is arranged to avoid backflow of the waste gas and the toxins, and simultaneously the waste gas and the toxins can be accumulated in the balloon 142, thereby enabling the waste gas and the toxin to enter the buffer bottle 6 more uniformly and powerfully through the second conduit 13, compared with the prior negative pressure aspirator, the negative pressure aspirator for traditional Chinese medicine cupping can be connected with a plurality of cup bodies at one time, has simple operation and obvious anti-backflow effect, effectively improves the multifunction of the negative pressure aspirator for traditional Chinese medicine cupping, is convenient to use and in the using process, the adjusting valve 8 is used for adjusting the output power of the vacuum pump 4 so as to adjust the size of the attraction force, after the use is finished, only the folding plate 5 needs to be pulled back to the original position, the first magnetic sheet 53 and the second magnetic sheet 54 are attracted by magnetic force and firmly attached to the aspirator body 1, thereby facilitating use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The element defined by the sentence "comprising one.. said, does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising the element, the electrical elements presented therein are all electrically connected to an external master controller and the 220V mains, and the master controller may be a conventionally known apparatus which is controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a negative pressure aspirator for traditional chinese medical science cup, includes aspirator main part (1), its characterized in that: the device is characterized in that a fixing table (2) is fixedly connected to the position, close to the lower end, of the outer surface of one side of the aspirator body (1), universal wheels (3) with locks are arranged on the outer surfaces of the lower ends of the aspirator body (1) and the fixing table (2), a vacuum pump (4) is fixedly connected to the interior of the aspirator body (1), a folding plate (5) is movably connected to the position, close to the middle, of the outer surface of the front end of the aspirator body (1), a buffer bottle (6) and a collecting bottle (10) are arranged on the outer surface of the upper end of the fixing table (2), the buffer bottle (6) is located at the front end of the collecting bottle (10), a fixed bottle ring (11) is wrapped on the middle portions of the outer surfaces of the buffer bottle (6) and the collecting bottle (10), the fixed bottle ring (11) is fixedly connected with the aspirator body (1), and a push rod (7), an adjusting valve (8) and a switch (9) are arranged on the outer surface of the upper end of the aspirator main body (1), the adjusting valve (8) is located at the rear end of the switch (9), a first guide pipe (12) and a second guide pipe (13) are arranged on the outer surface of the upper end of the buffer bottle (6), the first guide pipe (12) is located on one side of the second guide pipe (13), and a negative pressure suction head (14) is arranged at one end of the second guide pipe (13); wherein, the both ends of folded sheet (5) are provided with the fixing base, and the inside of fixing base is run through and is provided with loose axle (51), fixing base and aspirator main part (1) fixed connection, loose axle (51) and folded sheet (5) fixed connection, folded sheet (5) pass through loose axle (51) and aspirator main part (1) swing joint, the lower extreme fixed connection of folded sheet (5) has layer board (52), and the position that the rear end surface of folded sheet (5) is close to the upper end is inlayed and is had first magnetic sheet (53), the position that the front end surface of aspirator main part (1) corresponds first magnetic sheet (53) is inlayed and is had second magnetic sheet (54), first fixed slot (55), second fixed slot (56) and third fixed slot (57) have been seted up to the lower extreme of first magnetic sheet (53), and first fixed slot (55) are located the upper end of second fixed slot (56), the second fixing groove (56) is located at the upper end of the third fixing groove (57), the outer surface of the upper end of the push rod (7) is fixedly connected with a placing plate (72), one side of the placing plate (72) is provided with a hand-push groove (71), the lower end of the push rod (7) is fixedly connected with a clamping block (73), the outer surface of the clamping block (73) is in threaded connection with an elastic bolt (74), the outer surface of the upper end of the clamping block (73) is provided with a groove, a movable groove (75) is formed in the position, close to the push rod (7), of the outer surface of the aspirator body (1), a shaft rod (76) penetrates through one end of the push rod (7), and the push rod (7) is movably connected with the aspirator body (1) through the shaft rod (76.

2. The negative pressure aspirator for traditional Chinese medicine cupping, according to claim 1, is characterized in that: the number of the clamping blocks (73) is two, the clamping blocks are horizontally arranged in parallel, and an anti-skid layer is arranged on the outer surface of the upper end of the placing plate (72).

3. The negative pressure aspirator for traditional Chinese medicine cupping, according to claim 1, is characterized in that: the negative pressure suction head (14) comprises a fixing frame (141), a balloon (142) and a connector (143), the balloon (142) is fixedly connected to the rear end of the fixing frame (141), the connector (143) is fixedly connected to the rear end of the balloon (142), and the fixing frame (141), the balloon (142) and the connector (143) are integrally formed.

4. The negative pressure aspirator for traditional Chinese medicine cupping, according to claim 3, is characterized in that: the front end outer surface of mount (141) has seted up draw-in groove (144), the outer fixed surface of connector (143) is connected with solid fixed ring (145).

5. The negative pressure aspirator for traditional Chinese medicine cupping, according to claim 3, is characterized in that: the utility model discloses a catheter fixing device, including mount (141), guide hole (147), rubber buffer (148), sacculus (142), connector (143), fixed mounting has pipe connector (146) side by side near the position of lower extreme in the front end surface of mount (141), and guide hole (147) have been seted up to the front end of pipe connector (146), the inside of guide hole (147) is provided with rubber buffer (148), and communicates between guide hole (147) and mount (141), sacculus (142), the connector (143.

6. The negative pressure aspirator for traditional Chinese medicine cupping, according to claim 1, is characterized in that: the upper end of the collecting bottle (10) is provided with a third conduit, and one end of the third conduit is fixedly connected with the vacuum pump (4).

7. The negative pressure aspirator for traditional Chinese medicine cupping, according to claim 1, is characterized in that: the outer surface of the rear end of the aspirator body (1) is fixedly connected with a power line, and the output end of the power line is electrically connected with the vacuum pump (4), the regulating valve (8) and the input end of the switch (9).