CN215584314U

CN215584314U - Medical puncture tube with sealing structure

Info

Publication number: CN215584314U
Application number: CN202120984692.3U
Authority: CN
Inventors: 欧德灯; 杨洁; 杨长云; 孙永祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-01-21
Anticipated expiration: 2031-05-10

Abstract

The utility model belongs to the technical field of medical puncture tubes, and particularly relates to a medical puncture tube with a sealing structure, which comprises a needle tube and a plug piece, wherein the needle tube is arranged inside the needle tube, the movable plug is arranged on the left side of the needle tube, the outer wall of the movable plug is connected with a push rod, the left side of the push rod is provided with a push handle, an air inlet is reserved above the needle tube, the top of the air inlet is connected with a valve, the outer part of the needle tube is provided with a fixed block, the upper part of the fixed block is connected with a buckle, the top of the buckle is provided with a vacuum chamber, and the plug piece is arranged inside the vacuum chamber. The structure that has the absorption function and prevent to slide and drop has been designed, has solved the inconvenient problem that carries out the antiskid to cylinder puncture tube of traditional device and drops, has designed the structure that has fixed function, has solved the inconvenient problem of fixing to the needle tubing of traditional device, has designed the structure that has block seal protection festival function simultaneously, has solved the inconvenient problem of carrying out the seal protection to the needle tubing of traditional device.

Description

Medical puncture tube with sealing structure

Technical Field

The utility model relates to the technical field of medical puncture tubes, in particular to a medical puncture tube with a sealing structure.

Background

With the development of medical technology, medical puncture tubes are more and more widely applied, are suitable for minimally invasive surgery procedures of abdomen, chest and obstetrics and gynecology, and provide a channel for the entry of endoscopic instruments, so that the medical puncture tubes are needed.

Traditional medical treatment puncture pipe simple structure can't effectively carry out antiskid to cylinder puncture pipe after the installation is accomplished, and traditional medical treatment puncture pipe can't fix the needle tubing according to the condition, and traditional medical treatment puncture pipe can't seal the protection to the needle tubing simultaneously.

In conclusion, the existing medical puncture tube has the defects that the existing medical puncture tube is inconvenient to prevent slipping off of the puncture tube of the needle cylinder, fix the needle tube and seal and protect the needle tube when in use. In order to solve the problems, innovative design based on the original medical puncture tube is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medical puncture tube with a sealing structure, which aims to solve the problems that the puncture tube of a needle cylinder is inconvenient to prevent slipping off, the needle tube is inconvenient to fix and the needle tube is inconvenient to seal and protect in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a medical puncture tube with a sealing structure comprises a needle tube and a plug piece, wherein the needle tube is arranged inside the needle tube, a movable plug is arranged on the left side of the needle tube, the outer wall of the movable plug is connected with a push rod, a pushing handle is arranged on the left side of the push rod, an air inlet is reserved above the needle tube, a valve is connected to the top of the air inlet, a fixed block is arranged outside the needle tube, a buckle is connected to the upper portion of the fixed block, a vacuum bin is installed at the top of the buckle, the plug piece is installed inside the vacuum bin, a clamping block is arranged inside the plug piece, a first sliding groove is reserved on each of the upper side and the lower side of the clamping block, a separation plug is connected inside the needle tube, second sliding grooves are reserved on the two sides of the separation plug, a supporting block is arranged outside the separation plug, a needle sleeve is arranged outside the needle tube, and a clamping sleeve is connected to the left side of the needle sleeve, the inside of the needle sleeve is connected with a bolt, and clamping grooves are reserved on two sides of the bolt.

Preferably, the needle tube is tightly attached to the movable plug, and the movable plug is connected with the push rod in a welding mode.

Preferably, the air inlet and the needle cylinder are arranged in parallel, and the air inlet and the valve are connected in a nested manner.

Preferably, the vacuum chamber is connected with the clamping block in a clamping manner, and the clamping block is connected with the first sliding groove in a sliding manner.

Preferably, be sliding connection between separation stopper and the second spout, and the separation stopper all sets up for mutually perpendicular with between syringe and the needle tubing.

Preferably, the bolt is in sliding connection with the clamping groove and the needle sleeve, and the needle sleeve is in clamping connection with the clamping sleeve.

Compared with the prior art, the utility model has the beneficial effects that: according to the medical puncture tube with the sealing structure, the structure with the adsorption function for preventing sliding and falling is designed, the problem that a traditional device is inconvenient to prevent sliding and falling of the needle tube puncture tube is solved, the structure with the fixing function is designed, the problem that the traditional device is inconvenient to fix the needle tube is solved, and meanwhile, the structure with the clamping and sealing protection function is designed, and the problem that the traditional device is inconvenient to seal and protect the needle tube is solved;

1. the needle cylinder puncture tube can be effectively adsorbed on the body surface of a patient through the clamping block, so that the phenomenon of sliding and falling off of the needle cylinder puncture tube in the operation process is prevented, and the problem that the traditional device is inconvenient to prevent the sliding and falling off of the needle cylinder puncture tube is solved;

2. the needle tube can effectively operate through the push rod and the movable plug, so that the push rod can perform telescopic motion on the needle tube, the distance of the needle tube is convenient to control, puncture is convenient, and the problem that the needle tube is inconvenient to fix in a traditional device is solved;

3. can effectively fix through the bolt through the needle cover to make the needle cover carry out the sealed protection at the cutting ferrule block to the needle tubing, extract under the needs in service behavior, solved the inconvenient problem of carrying out the sealed protection to the needle tubing of traditional device.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention.

In the figure: 1. a needle cylinder; 2. a needle tube; 3. a movable plug; 4. a push rod; 5. a pushing handle; 6. an air inlet; 7. A valve; 8. a fixed block; 9. buckling; 10. a vacuum bin; 11. a plug sheet; 12. a clamping block; 13. a first chute; 14. a support block; 15. a blocking plug; 16. a second chute; 17. a needle sleeve; 18. a card sleeve; 19. A bolt; 20. and (4) clamping the groove.

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. 1-3, the present invention provides a technical solution: a medical puncture tube with a sealing structure comprises a needle cylinder 1, a needle tube 2, a movable plug 3, a push rod 4, a pushing handle 5, an air inlet 6, a valve 7, a fixed block 8, a buckle 9, a vacuum chamber 10, a plug piece 11, a clamping block 12, a first chute 13, a supporting block 14, a blocking plug 15, a second chute 16, a needle sleeve 17, a clamping sleeve 18, a bolt 19 and a clamping groove 20, wherein the needle tube 2 is arranged inside the needle cylinder 1, the movable plug 3 is arranged on the left side of the needle tube 2, the outer wall of the movable plug 3 is connected with the push rod 4, the pushing handle 5 is arranged on the left side of the push rod 4, the air inlet 6 is reserved above the needle cylinder 1, the top of the air inlet 6 is connected with the valve 7, the fixed block 8 is arranged outside the needle tube 2, the buckle 9 is connected above the fixed block 8, the vacuum chamber 10 is arranged on the top of the buckle 9, the plug piece 11 is arranged inside the vacuum chamber 10, and the clamping block 12 is arranged inside the plug piece 11, and the upper and lower both sides of fixture block 12 all reserve and have first spout 13, the internal connection of needle tubing 2 has separation stopper 15, and the both sides of separation stopper 15 all reserve and have second spout 16, and the outside of separation stopper 15 is provided with supporting shoe 14, and the outside of needle tubing 2 is provided with needle cover 17, and the left side of needle cover 17 is connected with cutting ferrule 18, and the internal connection of needle cover 17 has bolt 19, and the both sides of bolt 19 all reserve and have chucking groove 20.

Further, for closely laminating between needle tubing 2 and the activity stopper 3, and be welded connection between activity stopper 3 and the push rod 4, this kind of design has guaranteed that needle tubing 2 can effectively function through push rod 4 and activity stopper 3 to realize that push rod 4 carries out concertina movement to needle tubing 2, the distance of convenient control needle tubing 2, the convenient puncture.

Further, air inlet 6 and cylinder 1 are parallel to each other, and are nested connection between air inlet 6 and the valve 7, and this kind of design has guaranteed that air inlet 6 can effectively seal through valve 7 to realize that cylinder 1 carries out better sealed and need the condition under and emits unnecessary air through air inlet 6 at valve 7.

Further, be connected for the block between vacuum chamber 10 and the fixture block 12, and be sliding connection between fixture block 12 and the first spout 13, this kind of design has guaranteed that fixture block 12 can effectively adsorb on the patient's body surface through vacuum chamber 10 to realize that operation in-process cylinder 1 puncture tube prevents the phenomenon of sliding to drop.

Further, be sliding connection between separation stopper 15 and the second spout 16, and separation stopper 15 all with syringe 1 and needle tubing 2 between for mutually perpendicular sets up, this kind of design has guaranteed that needle tubing 2 can effectively fix through separation stopper 15 to realize the stability of needle tubing 2, prevent that needle tubing 2 from shifting.

Further, the bolt 19 is connected with the clamping groove 20 and the needle sleeve 17 in a sliding mode, the needle sleeve 17 is connected with the clamping sleeve 18 in a clamping mode, the needle sleeve 17 can be effectively fixed through the bolt 19 due to the design, and therefore the needle sleeve 17 can be used for sealing and protecting the needle tube 2 through clamping of the clamping sleeve 18.

The working principle is as follows: when using the device, the device is first placed on a horizontal operating table;

when the needle sleeve 17 needs to be taken down, the bolt 19 is manually pulled out under the arrangement of the clamping groove 20, the bolt 19 is connected with the needle sleeve 17 through the spring to drive the needle sleeve 17 to be pulled out rightwards, the needle tube 2 is used for medical treatment, after the needle sleeve 17 is manually clamped in the clamping sleeve 18 leftwards after use, the bolt 19 slides downwards to be tightly attached to the outer wall of the needle tube 2 for fixing, and therefore the needle sleeve 17 is clamped in the clamping sleeve 18 to carry out sealing protection on the needle tube 2;

after the needle sleeve 17 is taken down, when a patient needs to be punctured, the blocking plug 15 is manually pulled out of the supporting block 14, then the pushing handle 5 is held by a hand to push rightwards, the pushing handle 5 drives the push rod 4, the push rod 4 is connected with the movable plug 3 to slide, the movable plug 3 is connected with the needle tube 2 to stretch and retract, and the patient is punctured according to the stretching distance, so that the needle tube 2 is stretched and retracted by the push rod 4, the distance of the needle tube 2 is conveniently controlled, and the puncture is convenient;

when needs are carried out the stability to cylinder 1, place vacuum chamber 10 on patient's skin, then manual pulling fixture block 12, according to the tightness condition of adsorbing at patient's skin, adjust the distance of fixture block 12 pulling to realize 1 puncture tube of cylinder in the operation process and prevent the phenomenon of sliding and droing.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A medical puncture tube having a seal structure, comprising a cylinder (1) and a stopper piece (11), characterized in that: the needle tube (2) is arranged inside the needle tube (1), the movable plug (3) is installed on the left side of the needle tube (2), the push rod (4) is connected to the outer wall of the movable plug (3), the pushing handle (5) is installed on the left side of the push rod (4), the air inlet (6) is reserved above the needle tube (1), the valve (7) is connected to the top of the air inlet (6), the fixing block (8) is arranged outside the needle tube (2), the buckle (9) is connected to the top of the fixing block (8), the vacuum bin (10) is installed at the top of the buckle (9), the plug piece (11) is installed inside the vacuum bin (10), the fixture block (12) is arranged inside the plug piece (11), the first sliding grooves (13) are reserved on the upper side and the lower side of the fixture block (12), the blocking plug (15) is connected inside the needle tube (2), and the second sliding grooves (16) are reserved on the two sides of the blocking plug (15), and the outside of separation stopper (15) is provided with supporting shoe (14), the outside of needle tubing (2) is provided with needle cover (17), and the left side of needle cover (17) is connected with cutting ferrule (18), the internal connection of needle cover (17) has bolt (19), and the both sides of bolt (19) all reserve and have chucking groove (20).

2. A medical penetration tube having a sealing configuration according to claim 1, wherein: the needle tube (2) is tightly attached to the movable plug (3), and the movable plug (3) is connected with the push rod (4) in a welding mode.

3. A medical penetration tube having a sealing configuration according to claim 1, wherein: the air inlet (6) and the needle cylinder (1) are arranged in parallel, and the air inlet (6) and the valve (7) are connected in a nested manner.

4. A medical penetration tube having a sealing configuration according to claim 1, wherein: the vacuum bin (10) is connected with the clamping block (12) in a clamping mode, and the clamping block (12) is connected with the first sliding groove (13) in a sliding mode.

5. A medical penetration tube having a sealing configuration according to claim 1, wherein: the separation plug (15) is in sliding connection with the second sliding chute (16), and the separation plug (15) is perpendicular to the needle cylinder (1) and the needle tube (2).

6. A medical penetration tube having a sealing configuration according to claim 1, wherein: the bolt (19) is in sliding connection with the clamping groove (20) and the needle sleeve (17), and the needle sleeve (17) is in clamping connection with the clamping sleeve (18).