CN214018708U

CN214018708U - Dialysis remaining needle capable of stopping bleeding

Info

Publication number: CN214018708U
Application number: CN202022657235.1U
Authority: CN
Inventors: 王清
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-24
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to the technical field of a dialysis indwelling needle, and discloses a dialysis indwelling needle capable of stopping bleeding, which comprises a needle seat, wherein an anti-needling protection device is arranged inside the needle seat, the left side of the anti-needling protection device is clamped with a luer cover, the left side of the luer cover is detachably connected with a luer connector, the left side of the luer connector is fixedly connected with a clamping tube, the left side of the clamping tube is fixedly connected with a catheter seat, the left side of the catheter seat is fixedly connected with a catheter, the right side of the catheter seat is fixedly connected with a fixed plate, the lower surface of the fixed plate is symmetrically provided with a chute, an extrusion device is fixed on the right side of the catheter seat, when needing to loosen the luer cover to inject anticoagulant, a rotating rod on the extrusion device is rotated to drive two clamping plates to move towards the middle and then extrude the clamping tube to have the same effect as a hemostatic forceps, then the anticoagulant is injected, hands when the clamping tube is extruded are released, and manual labor is not needed to be used for squeezing forcibly, so that loosening is avoided, labor is saved, and convenience is brought.

Description

Dialysis remaining needle capable of stopping bleeding

Technical Field

The utility model relates to a needle technical field is kept somewhere in the dialysis, specifically is a needle is kept somewhere in dialysis that can stanch.

Background

In hemodialysis treatment, a blood vessel access is a life line of a hemodialysis patient and a channel for the patient to live, a reliable blood vessel access is established and maintained as a prerequisite for hemodialysis, clinically, an indwelling needle technology is used for avoiding blood vessel damage caused by multiple times of puncture and reducing the pain of the patient and lightening the operation intensity of medical personnel, currently, an indwelling needle commonly used in the medical field is generally composed of a catheter, a catheter seat, a hose seat, a puncture needle, a needle seat, a puncture spiral cap, a tail plug, a magnet, a long sheath, a short sheath and the like, clinically, the indwelling dialysis needle is frequently used for one time use, the needle tube is pulled out after the indwelling needle is successfully punctured in the puncture process, at present, manual extrusion or pressing of hemostatic forceps is generally adopted when clamping a clamping tube by people, a hand needs to be left for operating the clamping tube, the anticoagulant injection at the back needs others to assist, the operation process is troublesome, and the manpower is wasted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a dialysis indwelling needle capable of stopping bleeding, which solves the problem mentioned in the background.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a dialysis indwelling needle capable of stopping bleeding comprises a needle base, wherein an anti-needling protection device is arranged inside the needle base, a luer cover is clamped on the left side of the anti-needling protection device, a luer connector is detachably connected on the left side of the luer cover, a clamping tube is fixedly connected on the left side of the luer connector, a catheter base is fixedly connected on the left side of the clamping tube, a catheter is fixedly connected on the left side of the catheter base, a fixed plate is fixedly connected on the right side of the catheter base, sliding grooves are symmetrically formed in the lower surface of the fixed plate, sliding blocks are slidably connected inside the sliding grooves, racks are fixedly connected on the opposite sides of the two sliding blocks, a clamping plate is fixedly connected on the lower surface of the sliding block, three gears are sequentially connected between the two sliding blocks in a rotating mode from left to right, the left gear is meshed with the left rack, the right gear is meshed with the right rack, it is three two double-phase meshing of gear is connected, is located the centre the last fixed surface of gear is connected with the dwang, the lateral wall fixedly connected with rubber circle of dwang, the dwang runs through the fixed plate, the top of dwang is located the top of fixed plate, the inside of pipe is equipped with interior needle, the left end of interior needle is located the left side of pipe, the right-hand member of interior needle runs through prevent acupuncture protection device, interior needle with prevent acupuncture protection device fixed connection, the right side of needle file is equipped with the tampon, the tampon with the connection is dismantled to the needle file.

Preferably, the upper surface of the catheter base is fixedly connected with a fixing tube, the inner part of the fixing tube is rotatably connected with a shaft rod, the outer side wall of the shaft rod is symmetrically and fixedly connected with clockwork springs, one end, far away from the shaft rod, of each clockwork spring is fixedly connected with the inner side wall of the fixing tube, the outer side wall of the shaft rod is located between the two clockwork springs and is provided with a fixing band, and the lower surface of the catheter base is fixedly connected with a buckle.

Preferably, a sealing process is performed between the luer cover and the needle seat.

Preferably, a protective sleeve is arranged on the outer side of the needle seat.

Preferably, the sliding groove is a T-shaped sliding groove.

(III) advantageous effects

The utility model provides a needle is kept somewhere in dialysis that can stanch possesses following beneficial effect:

(1) the utility model discloses a set up at fixed extrusion device in catheter holder right side, when the luer lid injection anticoagulant of needs pine, will extrude the dwang on the device and rotate and drive two splint and then will press from both sides tight tube extrusion and make and hemostatic forceps same effect to the intermediate motion, then inject the anticoagulant, the hand when having liberated extrusion tight tube, and do not need the manual work to go to extrude hard, can not worry to loosen, uses manpower sparingly, brings the convenience.

(2) The utility model discloses a setting is equipped with fixed pipe at the pipe seat upper surface, and the fixed intraduct is equipped with the fixed band, and it is fixed with the buckle of lower surface to take out the fixed band from fixed intraduct during use, accomplishes the fixing device effect, can adjust the elasticity, and the later stage utilizes clockwork spring can withdraw automatically, has avoided sticky tape and the secondary injury that human contact brought.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic bottom view of the middle fixing plate of the present invention.

In the figure: 1. a needle seat; 2. a needle-prick prevention protection device; 3. a luer cover; 4. a luer fitting; 5. clamping the tube; 6. a catheter hub; 7. a conduit; 8. a fixing plate; 9. a chute; 10. a slider; 11. a rack; 12. a splint; 13. a gear; 14. rotating the rod; 15. an inner needle; 16. a tampon; 17. a fixed tube; 18. a shaft lever; 19. a clockwork spring; 20. fixing belts; 21. buckling; 22. a protective sleeve; 23. a rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a dialysis indwelling needle capable of stopping bleeding comprises a needle base 1, wherein an anti-needling protection device 2 is arranged inside the needle base 1, a luer cover 3 is clamped on the left side of the anti-needling protection device 2, a luer connector 4 is detachably connected on the left side of the luer cover 3, a clamping tube 5 is fixedly connected on the left side of the luer connector 4, a catheter base 6 is fixedly connected on the left side of the clamping tube 5, a catheter 7 is fixedly connected on the left side of the catheter base 6, a fixing plate 8 is fixedly connected on the right side of the catheter base 6, sliding grooves 9 are symmetrically formed in the lower surface of the fixing plate 8, sliding blocks 10 are slidably connected inside the sliding grooves 9, racks 11 are fixedly connected on the opposite sides of the two sliding blocks 10, a clamping plate 12 is fixedly connected on the lower surface of the sliding block 10, three gears 13 are sequentially rotatably connected between the two sliding blocks 10 from left to right, the left, the three gears 13 are meshed with each other two by two, the upper surface of the gear 13 positioned in the middle is fixedly connected with a rotating rod 14, the outer side wall of the rotating rod 14 is fixedly connected with a rubber ring 23, the rotating rod 14 penetrates through a fixing plate 8, the top end of the rotating rod 14 is positioned above the fixing plate 8, an inner needle 15 is arranged inside a catheter 7, the left end of the inner needle 15 is positioned on the left side of the catheter 7, the right end of the inner needle 15 penetrates through a needle-puncture-proof protection device 2, the inner needle 15 is fixedly connected with the needle-puncture-proof protection device 2, the right side of a needle base 1 is provided with a hemostatic plug 16, the hemostatic plug 16 is detachably connected with the needle base 1, when in use, the inclined surface of the inner needle 15 is upward, a blood vessel is punctured, the blood return condition inside the needle base 1 is checked, then the inner needle 15 and the catheter 7 are pushed forward by about one centimeter, the blood vessel 7 is ensured to enter the catheter 7, the catheter 7 is fixed, the needle-puncture-proof protection device 2 is detached from a luer cover 3, and the inner needle 15 is taken down rightwards, slightly screwing the luer cover 3 to exhaust, then rotating the rotating rod 14 to drive the gear 13 to rotate, driving the gears 13 on two sides to rotate, meshing with the two racks 11 to be connected, driving the sliding block 10 to move in the sliding groove 9, driving the clamping plate 12 to move in the opposite direction, clamping the clamping tube 5, preparing the anticoagulant into the luer joint 4, reversing the rotating rod 14 to loosen the clamping tube 5, injecting the anticoagulant, and connecting the anticoagulant into a hose.

Further, the fixed pipe 17 of last fixed surface of catheter holder 6 is connected with, the inside rotation of fixed pipe 17 is connected with axostylus axostyle 18, the lateral wall symmetry fixedly connected with clockwork spring 19 of axostylus axostyle 18, clockwork spring 19 keeps away from the one end of axostylus axostyle 18 and the inside wall fixed connection of fixed pipe 17, the lateral wall of axostylus axostyle 18 is located and is equipped with fixed band 20 between two clockwork spring 19, the lower fixed surface fixedly connected with buckle 21 of catheter holder 6, after the anticoagulant injection finishes inserting the hose, pull out fixed band 20 from fixed pipe 17, drive axostylus axostyle 18 and clockwork spring 19 and rotate, then fix fixed band 20 in buckle 21, buckle 21 is ordinary plastics buckle, pass the ring from above again in two rings of buckle 21 and pass taut.

Further, the luer cover 3 and the needle base 1 are sealed, so that the interior of the needle base 1 is ensured to be airtight and continuous bleeding is avoided.

Furthermore, the outer side of the needle base 1 is provided with a protective sleeve 22, which ensures clean and clean, and medical instruments are not polluted.

Furthermore, the sliding groove 9 is a T-shaped sliding groove, so that the sliding block 10 is prevented from falling.

To sum up, the utility model discloses a work flow: taking the device out of the protective sleeve 22, making the inclined plane of the inner needle 15 face upwards, puncturing the blood vessel, checking the blood return condition in the needle base 1, then pushing the inner needle 15 and the catheter 7 forward by about one centimeter to ensure the catheter 7 to enter the blood vessel, fixing the catheter 7, detaching the anti-needle-prick protection device 2 from the Ruhr cover 3, taking the inner needle 15 down to the right, slightly screwing the Ruhr cover 3 to exhaust, then rotating the rotating rod 14 to drive the gear 13 to rotate, driving the gears 13 at two sides to rotate, meshing and connecting with the two racks 11, driving the sliding block 10 to move in the sliding chute 9, driving the clamping plate 12 to move in opposite directions, clamping the clamping tube 5, preparing the anticoagulant into the Ruhr joint 4, reversing the rotating rod 14 to loosen the clamping tube 5, injecting the anticoagulant, inserting the hose, pulling the fixing band 20 out of the fixing band 17, driving the shaft rod 18 to rotate with the clockwork spring 19, and then fixing the fixing band 20 in the buckle 21, the buckle 21 is ordinary plastics buckle, passes the fixed band 20 in two rings of buckle 21 and passes from the ring above again and taut, abandons interior needle 15 and prevent that acupuncture protection device 2 handles properly to abandonment medical trash can, accomplishes work, and the back is accomplished in the dialysis, takes off the hose, takes out fixed band 20 in the buckle 21 is reverse, and clean cotton paints the wound, pulls out pipe 7 and pipe seat 6.

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.

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 dialysis that can stanch is kept somewhere needle, includes needle file (1), its characterized in that: the needle-prick prevention device is characterized in that a needle-prick prevention protection device (2) is arranged inside the needle seat (1), a luer cover (3) is clamped on the left side of the needle-prick prevention protection device (2), a luer connector (4) is detachably connected to the left side of the luer cover (3), a clamping tube (5) is fixedly connected to the left side of the luer connector (4), a catheter seat (6) is fixedly connected to the left side of the clamping tube (5), a catheter (7) is fixedly connected to the left side of the catheter seat (6), a fixing plate (8) is fixedly connected to the right side of the catheter seat (6), sliding grooves (9) are symmetrically formed in the lower surface of the fixing plate (8), sliding blocks (10) are slidably connected to the inside of the sliding grooves (9), racks (11) are fixedly connected to opposite sides of the sliding blocks (10), clamping plates (12) are fixedly connected to the lower surface of the sliding blocks (10), and three gears are sequentially connected between the sliding blocks (10) from left to right (13) Left side gear (13) and left side rack (11) meshing connection, right side gear (13) and right side rack (11) meshing connection, three two liang of meshing connections of gear (13), be located the centre last fixed surface of gear (13) is connected with dwang (14), the lateral wall fixedly connected with rubber circle (23) of dwang (14), dwang (14) run through fixed plate (8), the top of dwang (14) is located the top of fixed plate (8), the inside of pipe (7) is equipped with interior needle (15), the left end of interior needle (15) is located the left side of pipe (7), the right-hand member of interior needle (15) runs through needle-prick prevention protection device (2), interior needle (15) with needle-prick prevention protection device (2) fixed connection, the right side of needle file (1) is equipped with hemostatic plug (16), the hemostatic plug (16) is detachably connected with the needle seat (1).

2. A hemostatic dialysis indwelling needle according to claim 1, wherein: the upper surface of the catheter seat (6) is fixedly connected with a fixed tube (17), the inner part of the fixed tube (17) is rotatably connected with a shaft rod (18), the outer side wall of the shaft rod (18) is symmetrically and fixedly connected with a clockwork spring (19), one end, away from the shaft rod (18), of the clockwork spring (19) is fixedly connected with the inner side wall of the fixed tube (17), the outer side wall of the shaft rod (18) is located between the two clockwork springs (19) and is provided with a fixing band (20), and the lower surface of the catheter seat (6) is fixedly connected with a buckle (21).

3. A hemostatic dialysis indwelling needle according to claim 1, wherein: and the luer cover (3) and the needle seat (1) are sealed.

4. A hemostatic dialysis indwelling needle according to claim 1, wherein: the outer side of the needle seat (1) is provided with a protective sleeve (22).

5. A hemostatic dialysis indwelling needle according to claim 1, wherein: the sliding groove (9) is a T-shaped sliding groove.