CN213822818U

CN213822818U - Improved drainage device

Info

Publication number: CN213822818U
Application number: CN202022341448.3U
Authority: CN
Inventors: 武增红
Original assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology; Union Hospital Tongji Medical College Huazhong University of Science and Technology
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-07-30
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses an improvement formula drainage device relates to medical supplies technical field, including the empty needle, top one side fixedly connected with syringe needle of empty needle, the outside threaded connection of syringe needle has the needle cap, the top opposite side of empty needle is equipped with the exhaust hole, the bottom fixedly connected with fixed block of empty needle, the slot has been seted up to the bottom of fixed block, the middle part fixedly connected with intubate of slot, the drainage tube has been cup jointed in the outside of intubate, and the activity hole has been seted up in the outside of fixed block, and the inside swing joint in activity hole has the ring. The utility model discloses, not only make and be convenient for dismantle between empty needle and the drainage tube, it is more convenient to make it change, can compress tightly junction between them moreover, prevents its weeping, is favorable to using widely, through the cooperation between needle cap, exhaust hole, syringe needle and the empty needle, makes it both can utilize the negative pressure to carry out the drainage to the wound hydrops, can go on the medicine to the wound through the extrusion gasbag again, and the functionality is stronger, and it is more convenient to use.

Description

Improved drainage device

Technical Field

The utility model relates to the technical field of medical supplies, more specifically relates to an improved drainage device.

Background

The negative pressure drainage is to connect the drainage tube to the pressure reducer and suck out the liquid in the wound by means of the negative pressure, thereby effectively preventing the waste liquid from accumulating and simultaneously forming internal fixation on the body cavity and accelerating the healing time of the wound.

In chinese utility model patent application no: CN201720729860.8 discloses a negative pressure drainage ball device and a negative pressure drainage ball protection device. The negative pressure drainage ball device is provided with an oval drainage ball body, the lower end of the oval drainage ball body is provided with a liquid discharge exhaust hole and a hole plug ring, the upper end of the oval drainage ball body is a spiral sleeve ring, a fixed hanging ring is sleeved on the spiral sleeve ring, the middle opening of the spiral sleeve ring is connected with a drainage tube, and the lower end of the drainage tube is connected with a one-way valve. The device is inconvenient with the hollow connection of drainage tube in the use, easy weeping, and the device function singleness, can't use inconveniently to realizing the function of changing dressings, under the lower condition of ambient temperature, the medicine is cold, causes the discomfort for patient easily.

Therefore, there is a need for an improved drainage device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a: in order to solve the problem that the interface of the drainage device is easy to leak liquid and has single function and can not heat the medicine, the utility model provides an improved drainage device.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an improvement formula drainage device, includes the empty needle, top one side fixedly connected with syringe needle of empty needle, the outside threaded connection of syringe needle has the needle cap, the top opposite side of empty needle is equipped with the exhaust hole, the bottom fixedly connected with fixed block of empty needle, the slot has been seted up to the bottom of fixed block, the middle part fixedly connected with intubate of slot, the drainage tube has been cup jointed in the outside of intubate, the activity hole has been seted up in the outside of fixed block, the inside swing joint in activity hole has the ring, the activity chamber has been seted up to the inside of fixed block, the inside swing joint in activity chamber has the motion ring, one side swing joint that the ring was kept away from to the motion ring has the ejector pad, one side fixedly connected with push rod of ejector pad, the one end fixedly connected with briquetting of push rod, the pressure spring.

Furthermore, the outer side of the slot is provided with a through hole, and the through hole is matched with the push rod.

Further, the inner side of the circular ring is in threaded connection with the outer side of the moving ring.

Furthermore, one side of the moving ring close to the push block and one side of the push block far away from the push rod are both inclined planes.

Furthermore, one side of the pressing block, which is far away from the push rod, is arc-shaped.

Further, the outside fixedly connected with gasbag of empty needle, inside one side fixedly connected with casing of empty needle, the inside fixedly connected with connecting block of casing, one side fixedly connected with hot plate of connecting block, one side top of empty needle is equipped with the jack.

Further, the bottom fixedly connected with wire of jack, the wire is connected with the hot plate electricity.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, through setting up compact structure, not only make and be convenient for dismantle between empty needle and the drainage tube, it is more convenient to make it change, can compress tightly its weeping moreover to junction between them, is favorable to using widely.

2. The utility model discloses, through the cooperation between needle cap, exhaust hole, syringe needle and the empty needle, make it both can utilize the negative pressure to carry out the drainage to the wound hydrops, can go on the medicine to the wound through the extrusion gasbag again, the functionality is stronger, and it is more convenient to use.

3. The utility model discloses, through setting up heating structure, when adding medicine to, can heat the inside medicine of empty needle, prevent that the medicine ice-cold from causing the discomfort to patient's wound, effectively alleviateed patient's ailment.

Drawings

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

FIG. 2 is a schematic sectional view of the empty needle structure of the present invention;

fig. 3 is a schematic front sectional view of the fixing block structure of the present invention;

fig. 4 is a schematic right-side sectional view of the fixing block structure of the present invention.

Reference numerals: 1. empty needle; 2. a drainage tube; 3. a needle head; 4. a needle cap; 5. an exhaust hole; 6. an air bag; 7. a jack; 8. a wire; 9. connecting blocks; 10. a housing; 11. a circular ring; 12. a movable cavity; 13. a fixed block; 14. inserting a tube; 15. a push block; 16. a movable hole; 17. a kinematic ring; 18. a pressure spring; 19. a push rod; 20. briquetting; 21. a through hole; 22. heating plates; 23. and (4) a slot.

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.

Example 1

Referring to fig. 1 of the drawings, a drawing, 3 and 4, an improvement formula drainage device, including empty needle 1, top one side fixedly connected with syringe needle 3 of empty needle 1, the outside threaded connection of syringe needle 3 has needle cap 4, the top opposite side of empty needle 1 is equipped with exhaust hole 5, bottom fixedly connected with fixed block 13 of empty needle 1, slot 23 has been seted up to the bottom of fixed block 13, slot 23's middle part fixedly connected with intubate 14, drainage tube 2 has been cup jointed in intubate 14's the outside, activity hole 16 has been seted up in the outside of fixed block 13, the inside swing joint in activity hole 16 has ring 11, movable chamber 12 has been seted up to the inside of fixed block 13, the inside swing joint in activity chamber 12 has motion ring 17, one side swing joint that ring 11 was kept away from to motion ring 17 has ejector pad 15, one side fixedly connected with push rod 19 of ejector pad 15, the one end fixedly connected with briquetting 20 of push rod 19, pressure spring 18 has been cup jointed in push rod 19's the outside.

In the embodiment, during installation, one end of the drainage tube 2 is firstly sleeved on the outer side of the insertion tube 14, the ring 11 is rotated, the ring 11 drives the moving ring 17 to move along the X axis, so that the moving ring 17 drives the push block 15 to move along the Y axis, the push block 15 drives the push rod 19 to move, the push rod 19 drives the press block 20 to move, at the moment, the press block 18 is in a stretching state, so that the press block 20 compresses the outer side of the drainage tube 2, the connection between the drainage tube 2 and the insertion tube 14 is more compact, after the drainage tube 2 is separated from the insertion tube 14, the push rod 19 drives the press block 20 to reset under the action of the pressure spring 18, the press block 20 is prevented from influencing the next installation, through the arrangement of the compression structure, the hollow needle 1 and the drainage tube 2 are not only convenient to detach, but also the replacement is more convenient, and the joint between the hollow needle 1 and the drainage tube 2 can be compressed, preventing the leakage of the liquid and being beneficial to popularization and use.

Example 2

Referring to fig. 1, 3 and 4, the present embodiment is further optimized based on embodiment 1, specifically, a through hole 21 is disposed outside the slot 23, and the through hole 21 is adapted to the push rod 19.

Specifically, the inner side of the circular ring 11 is screwed with the outer side of the moving ring 17.

Specifically, the side of the moving ring 17 close to the pushing block 15 and the side of the pushing block 15 far from the pushing rod 19 are both inclined surfaces.

Specifically, one side of the pressing block 20 away from the push rod 19 is arc-shaped.

In this embodiment, through the cooperation between ring 11 and the motion ring 17, utilize the rotation of ring 11 to drive motion ring 17 to go on with removing along the X axle direction, then through the inclined plane cooperation between motion ring 17 and the ejector pad 15, make ejector pad 15 move along the Y axle direction, briquetting 20 is the arc surface, is convenient for briquetting 20 and the surface of drainage tube 2 to combine, thereby makes the connection between drainage tube 2 and the intubate 14 inseparabler.

Example 3

Referring to fig. 2, the present embodiment is optimized based on example 1 or example 2, specifically, an air bag 6 is fixedly connected to an outer side of the hollow needle 1, a housing 10 is fixedly connected to one side of the interior of the hollow needle 1, a connecting block 9 is fixedly connected to the interior of the housing 10, a heating plate 22 is fixedly connected to one side of the connecting block 9, and an insertion hole 7 is formed in a top portion of one side of the hollow needle 1.

Specifically, the bottom of the jack 7 is fixedly connected with a lead 8, and the lead 8 is electrically connected with the heating plate 22.

In this embodiment, in using, open needle cap 4, inject the inside of empty needle 1 from syringe needle 3 with the medicine through the needle tubing, when needing to heat the liquid medicine, make 8 circular telegrams of wire through jack 7, hot plate 22 can generate heat afterwards, then with heat transfer to liquid medicine through casing 10, make its temperature rise, medicine after the heating can reach patient's wound through drainage tube 2, through needle cap 4, exhaust hole 5, cooperation between syringe needle 3 and the empty needle 1, make it both can utilize the negative pressure to carry out the drainage to the wound hydrops, can be used medicine on to the wound through extrusion gasbag 6 again, and is functional stronger, and it is more convenient to use, through setting up the heating structure, when adding medicine, can heat the medicine of empty needle 1 inside, prevent that the medicine ice-cold from causing the discomfort to patient's wound, patient's pain has effectively been alleviateed.

In summary, the following steps: the utility model discloses, through setting up compact structure, not only make and be convenient for dismantle between empty needle 1 and the drainage tube 2, it is more convenient to make it change, and can compress tightly junction between them, prevent its weeping, the device both can utilize the negative pressure to carry out the drainage to the wound hydrops, can apply medicine to the wound through extrusion gasbag 6 again, and is functional stronger, and it is more convenient to use, through setting up heating structure, when applying medicine, can heat the medicine of empty needle 1 inside, prevent that the medicine ice-cold from causing the discomfort to patient's wound, be favorable to using widely.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes equivalent to the content of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. An improved drainage device, comprising a hollow needle (1), characterized in that: the needle head (3) is fixedly connected to one side of the top of the hollow needle (1), a needle cap (4) is in threaded connection with the outer side of the needle head (3), an exhaust hole (5) is formed in the other side of the top of the hollow needle (1), a fixed block (13) is fixedly connected to the bottom of the hollow needle (1), a slot (23) is formed in the bottom of the fixed block (13), an insertion tube (14) is fixedly connected to the middle of the slot (23), a drainage tube (2) is sleeved on the outer side of the insertion tube (14), a movable hole (16) is formed in the outer side of the fixed block (13), a circular ring (11) is movably connected to the inner portion of the movable hole (16), a movable cavity (12) is formed in the inner portion of the fixed block (13), a movable ring (17) is movably connected to the inner portion of the movable cavity (12), and a pushing block (15) is movably connected to one side, far away from the circular ring (11), of the movable ring (17), one side of the push block (15) is fixedly connected with a push rod (19), one end of the push rod (19) is fixedly connected with a pressing block (20), and the outer side of the push rod (19) is sleeved with a pressure spring (18).

2. An improved drainage device according to claim 1, wherein: the outer side of the slot (23) is provided with a through hole (21), and the through hole (21) is matched with the push rod (19).

3. An improved drainage device according to claim 1, wherein: the inner side of the circular ring (11) is in threaded connection with the outer side of the moving ring (17).

4. An improved drainage device according to claim 1, wherein: one side of the moving ring (17) close to the push block (15) and one side of the push block (15) far away from the push rod (19) are both inclined planes.

5. An improved drainage device according to claim 1, wherein: one side of the pressing block (20) far away from the push rod (19) is arc-shaped.

6. An improved drainage device according to claim 1, wherein: the outer side fixedly connected with gasbag (6) of air needle (1), inside one side fixedly connected with casing (10) of air needle (1), inside fixedly connected with connecting block (9) of casing (10), one side fixedly connected with hot plate (22) of connecting block (9), one side top of air needle (1) is equipped with jack (7).

7. An improved drainage device according to claim 6, wherein: the bottom fixedly connected with wire (8) of jack (7), wire (8) are connected with hot plate (22) electricity.