CN209916811U

CN209916811U - Novel compensation type negative pressure drainage device

Info

Publication number: CN209916811U
Application number: CN201920201946.2U
Authority: CN
Inventors: 唐鹤然; 陈明君
Original assignee: Liaoning Zhongsheng Kaier Medical Devices Co Ltd
Current assignee: Liaoning Zhongsheng Kaier Medical Devices Co Ltd
Priority date: 2019-02-15
Filing date: 2019-02-15
Publication date: 2020-01-10
Anticipated expiration: 2029-02-15

Abstract

The utility model provides a novel compensation formula negative pressure drainage ware, its includes flexible container and folding support, folding support sets up in flexible container, be equipped with locking device in the folding support and be used for strutting the elastic component of folding support, locking device has the first state of locking folding support and the second state of unblock folding support, flexible container upper end is equipped with the feed liquor pipe, and the flexible container lower extreme is equipped with the fluid-discharge tube, the intraductal shape of feed liquor is big-end-up's infundibulate. Its advantage does: the folding bracket with the locking device is arranged, so that the negative pressure drainage device can be kept in a compressed state, is convenient to transport and store, and can be quickly opened when in use, so that the negative pressure drainage device is convenient and quick; the liquid inlet pipe and the liquid outlet pipe are respectively arranged at the upper end and the lower end of the flexible container, so that waste liquid in a patient body can be smoothly led out; the funnel-shaped liquid inlet pipe can make the negative pressure drainage device suitable for drainage catheters of various sizes.

Description

Novel compensation type negative pressure drainage device

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to novel compensation formula negative pressure drainage ware.

Background

The negative pressure drainage device is applied to the medical field, and is used for leading waste liquid such as pus, blood and the like in human tissues or body cavities to the outside of a body, thereby preventing postoperative infection and accelerating wound healing.

Chinese patent CN204972416U, entitled disposable negative pressure drainage device, discloses a foldable negative pressure drainage device, but it has the following disadvantages: firstly, the liquid inlet pipe cannot be suitable for drainage catheters of various sizes, and the drainage catheter matched with the liquid inlet pipe is required to be adopted when the drainage catheter is used, so that the drainage catheter is inconvenient to use; secondly, the liquid inlet pipe and the liquid discharge pipe are arranged at the same end, thick waste liquid generated after human body operation easily forms hanging liquid and accumulated liquid on the liquid inlet pipe and the liquid discharge pipe, a one-way valve in the liquid inlet pipe is polluted, residual liquid easily infects a human body when secondary liquid discharge is carried out, and the drainage device also needs to be taken down from the fixed support to be poured when the drainage device is emptied, so that the use is inconvenient; thirdly, it sets up feed liquor pipe and fluid-discharge tube in same end, leads to the inside negative pressure value pressure differential undersize that forms of negative pressure drainage ware, appears the feed liquor pipe to the not enough problem of outside liquid suction.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of background art, the utility model provides a novel compensation formula negative pressure drainage ware has solved the negative pressure drainage ware among the prior art and has used inconvenient and its inside negative pressure value pressure differential undersize that forms and lead to the feed liquor pipe to the not enough problem of outside liquid suction.

The utility model discloses the technical scheme who adopts: the utility model provides a novel compensation formula negative pressure drainage ware, includes flexible container and folding support, folding support sets up in flexible container, be equipped with locking device in the folding support and be used for strutting the elastic component of folding support, locking device has the first state of locking folding support and the second state of unblock folding support, flexible container upper end is equipped with the feed liquor pipe, and the flexible container lower extreme is equipped with the fluid-discharge tube, the intraductal shape of feed liquor is big-end-up's infundibulate.

The liquid inlet pipe is internally provided with a one-way valve.

The upper end of the liquid inlet pipe is provided with an elastic binding belt.

Folding support includes roof and bottom plate, the roof both sides are swivelling joint respectively has first left side board and first right side board, and the bottom plate both sides are swivelling joint respectively has second left side board and second right side board, first left side board and second left side board swivelling joint, first right side board and second right side board swivelling joint, and elastic component fixed connection is between roof and bottom plate.

Be equipped with first arc on the first left side board, be equipped with the second arc on the second left side board, be equipped with the third arc on the first right side board, be equipped with the fourth arc on the second right side board, first arc and second arc match and are used for holding the fluid-discharge tube, and third arc and fourth arc match and are used for holding the feed liquor pipe.

The elastic piece is a tower-shaped spring, spring limiting grooves are formed between the top plate and the bottom plate respectively, and the upper end and the lower end of the tower-shaped spring are arranged in the spring limiting grooves respectively.

Locking device includes buckle mechanism and lever mechanism, buckle mechanism includes the last locking hook and the lower locking hook of lock each other, goes up the opening of locking hook left, the opening of locking hook right down, it is right-hand that the locking hook is located locking hook down to go up the locking hook, and lever mechanism is equipped with a breach that is used for settling lever mechanism including pressing down pole and lever support pole on the roof, presses the pole setting in the breach, presses the pole one end fixed connection to go up the locking hook, and lever support pole both ends are fixed connection respectively and press pole one side and breach inboard, and locking hook fixed connection is on the bottom plate down.

The other end of the pressing rod is provided with a limiting part, and one end of the limiting part is positioned below the notch.

The top plate, the lever supporting rod, the pressing rod and the upper locking hook are integrally formed.

And the flexible container is provided with a hook hole.

The utility model has the advantages that: the folding bracket with the locking device is arranged, so that the negative pressure drainage device can be kept in a compressed state, is convenient to transport and store, and can be quickly opened when in use, so that the negative pressure drainage device is convenient and quick; the liquid inlet pipe and the liquid outlet pipe are respectively arranged at the upper end and the lower end of the flexible container, so that waste liquid in a patient body can be smoothly led out; the funnel-shaped liquid inlet pipe can make the negative pressure drainage device suitable for drainage catheters of various sizes.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel compensation type negative pressure drainage device according to an embodiment of the present invention;

FIG. 2 is a perspective view of the foldable stand of the novel compensation type negative pressure drainage device according to the embodiment of the present invention when unfolded;

FIG. 3 is a front cross-sectional view of the foldable bracket of the novel compensating negative pressure drainage device according to the embodiment of the present invention when unfolded;

FIG. 4 is a front cross-sectional view of a folding bracket of the novel compensation type negative pressure drainage device according to the embodiment of the present invention when folded;

FIG. 5 is a sectional view of a partial structure of a liquid inlet pipe of a novel compensation type negative pressure flow diverter according to an embodiment of the present invention;

FIG. 6 is a view showing the usage state of the liquid inlet tube of the novel compensation type negative pressure drainage device without an elastic binding band;

fig. 7 is the utility model discloses a novel use state diagram when feed liquor pipe of compensation formula negative pressure flow diverter has elasticity constraint area.

In the figure: 1-flexible container, 2-folding bracket, 3-locking device, 4-elastic piece, 5-liquid inlet pipe, 6-liquid outlet pipe, 7-elastic binding belt, 8-cover plug, 9-drainage conduit, 11-hook hole, 21-top plate, 22-bottom plate, 23-spring limiting groove, 31-upper locking hook, 32-lower locking hook, 33-pressing rod, 34-lever supporting rod, 35-notch, 36-limiting part, 51-third arc plate, 52-fourth arc plate, 61-first arc plate, 62-second arc plate, 211-first left side plate, 212-first right side plate, 221-second left side plate, 222-second right side plate.

Detailed Description

The embodiments of the present invention will be further explained with reference to the accompanying drawings:

as shown in figures 1-7, a novel compensation type negative pressure drainage device comprises a flexible container 1 and a folding support 2, wherein the folding support 2 is arranged in the flexible container 1, a locking device 3 and an elastic part 4 for opening the folding support 2 are arranged in the folding support 2, the locking device 3 has a first state for locking the folding support 2 and a second state for unlocking the folding support 2, a liquid inlet pipe 5 is arranged at the upper end of the flexible container 1, a liquid outlet pipe 6 is arranged at the lower end of the flexible container 1, the liquid inlet pipe 5 is funnel-shaped with a large upper part and a small lower part, when in use, the folding support 2 is unlocked through the locking device 3, the folding support 2 is unfolded under the action force of the elastic part 4, a drainage catheter 9 is connected to the liquid inlet pipe 5 and the liquid outlet pipe 6, the installation can be completed, and the funnel-shaped liquid inlet pipe 5 can enable the negative pressure drainage device to be suitable for drainage catheters 9 with various sizes, the deeper the drainage catheter 9 is arranged, the greater the tightness between the drainage catheter 9 and the liquid inlet pipe 5 is, the liquid inlet pipe 5 and the liquid outlet pipe 6 are arranged at the upper end and the lower end of the flexible container 1, and the negative pressure capacity with larger pressure value difference can be formed when the folding bracket 2 is opened for use, so that the problem of insufficient suction of the liquid inlet pipe 5 on external liquid of the negative pressure drainage device is greatly improved; furthermore, the upper end of the liquid inlet pipe 5 is provided with a cover plug 8 matched with the inner wall of the liquid inlet pipe 5, and the liquid discharge pipe 6 can be flexibly matched with various closed valves in actual use; further, the flexible container 1 is made of a medical plastic film.

Preferably, a one-way valve is arranged in the liquid inlet pipe 5 to prevent the sucked liquid from flowing back to the body of the patient.

Preferably, the upper end of the liquid inlet pipe 5 is provided with an elastic binding belt 7 which can bind the drainage catheter 9 and avoid the phenomenon of falling off of the drainage catheter 9.

Preferably, the folding bracket 2 comprises a top plate 21 and a bottom plate 22, a first left side plate 211 and a first right side plate 212 are respectively rotatably connected to two sides of the top plate 21, a second left side plate 221 and a second right side plate 222 are respectively rotatably connected to two sides of the bottom plate 22, the first left side plate 211 and the second left side plate 221 are rotatably connected, the first right side plate 212 and the second right side plate 222 are rotatably connected, and the elastic member 4 is fixedly connected between the top plate 21 and the bottom plate 22, so that the structure is simple and practical; further, the first left side plate 211, the top plate 21, the first right side plate 212, the second right side plate 222, the bottom plate 22 and the second left side plate 221 are integrally formed in sequence, creases are formed among the first left side plate 211 and the second left side plate 221, the first left side plate 211 and the second left side plate 221 are hinged, the integral forming is convenient for production and can reduce production cost, bending installation is carried out after production, and finally the installation can be completed by hinging the first left side plate 211 and the second left side plate 221; further, a first arc-shaped plate 61 is arranged on the first left side plate 211, a second arc-shaped plate 62 is arranged on the second left side plate 221, a third arc-shaped plate 51 is arranged on the first right side plate 212, a fourth arc-shaped plate 52 is arranged on the second right side plate 222, the first arc-shaped plate 61 and the second arc-shaped plate 62 are matched and used for accommodating the liquid discharge pipe 6, the third arc-shaped plate 51 and the fourth arc-shaped plate 52 are matched and used for accommodating the liquid inlet pipe 5, after the folding bracket 2 is compressed, a space formed by the first arc-shaped plate 61 and the second arc-shaped plate 62 can accommodate the liquid discharge pipe 6, and a space formed by the third arc-shaped plate 51 and the fourth arc-shaped plate 52 can accommodate the liquid inlet pipe 5 so as to protect the liquid inlet pipe 5 and the liquid discharge pipe 6 and prevent the liquid inlet pipe 5 and the liquid discharge pipe 6 from deforming under stress; further, the folding bracket 2 is made of medical plastic.

Preferably, the elastic member 4 is a tower-shaped spring, the spring limiting grooves 23 are respectively arranged between the top plate 21 and the bottom plate 22, the upper end and the lower end of the tower-shaped spring are respectively arranged in the spring limiting grooves 23, the tower-shaped spring can be compressed to a smaller height, so that the negative pressure drainage device can be compressed to be flatter, and the spring limiting grooves 23 can prevent the tower-shaped spring from displacing; further, the tower spring is made of a metal material.

Preferably, the locking device 3 includes a latch mechanism and a lever mechanism, the latch mechanism includes an upper latch hook 31 and a lower latch hook 32 that can be engaged with each other, the opening of the upper latch hook 31 is towards the left, the opening of the lower latch hook 32 is towards the right, the upper latch hook 31 is located at the right of the lower latch hook 32, the lever mechanism includes a pressing rod 33 and a lever supporting rod 34, the top plate 21 is provided with a notch 35 for accommodating the lever mechanism, the pressing rod 33 is disposed in the notch 35, one end of the pressing rod 33 is fixedly connected to the upper latch hook 31, two ends of the lever supporting rod 34 are respectively fixedly connected to one side of the pressing rod 33 and the inner side of the notch 35, the lower latch hook 32 is fixedly connected to the bottom plate 22, when in use, the other end of the pressing rod 33 is pressed, the pressing rod 33 drives the upper latch hook 31 to rotate counterclockwise around the lever supporting rod 34 as an axis, so as to unlock the latch, when the folding support 2 is pressed during buckling, the elastic piece 4 is compressed, after the upper locking hook 31 and the lower locking hook 32 are contacted, the top plate 21 moves rightwards and the bottom plate 22 moves leftwards, the upper locking hook 31 and the lower locking hook 32 are clamped to enable the folding support 2 to be locked, it needs to be noted that the locking device 3 can also only adopt a buckling mechanism, the upper locking hook is arranged at four corners of the upper end of the folding support, the lower locking hook is arranged at four corners of the lower end of the folding support, and the upper locking hook and the lower locking hook can be buckled with each other, and the method can also realize the locking function; furthermore, a limiting part 36 is arranged at the other end of the pressing rod 33, one end of the limiting part 36 is positioned below the notch 35, and the locking acting force of the buckling mechanism is transferred to the position of the supporting shaft, so that the condition that the other end of the pressing rod 33 is tilted upwards is avoided; furthermore, the top plate 21, the limiting part 36, the lever supporting rod 34, the pressing rod 33 and the upper locking hook 31 are integrally formed, so that the structure is simple and the production is convenient.

Preferably, the flexible container 1 is provided with a hook hole 11, so that the negative pressure drainage device can be hung conveniently; further, the hook holes 11 are arranged on two sides of the liquid inlet pipe 5 and are respectively used for penetrating into a hanging belt and a clothes clamp.

The beneficial effects of this embodiment: the folding bracket with the locking device is arranged, so that the negative pressure drainage device can be kept in a compressed state, is convenient to transport and store, and can be quickly opened when in use, so that the negative pressure drainage device is convenient and quick; the liquid inlet pipe and the liquid outlet pipe are respectively arranged at the upper end and the lower end of the flexible container, so that waste liquid in a patient body can be smoothly led out; the funnel-shaped liquid inlet pipe can make the negative pressure drainage device suitable for drainage catheters of various sizes.

The examples should not be construed as limiting the invention, but any modifications made based on the spirit of the invention are intended to be within the scope of the invention.

Claims

1. The utility model provides a novel compensation formula negative pressure drainage ware which characterized in that: including flexible container (1) and folding support (2), folding support (2) set up in flexible container (1), be equipped with locking device (3) in folding support (2) and be used for strutting elastic component (4) of folding support (2), locking device (3) have the first state of locking folding support (2) and the second state of unblock folding support (2), flexible container (1) upper end is equipped with feed liquor pipe (5), and flexible container (1) lower extreme is equipped with fluid-discharge tube (6), the shape is big-end-up's infundibulate in feed liquor pipe (5).

2. The novel compensation type negative pressure flow diverter of claim 1, characterized in that: a one-way valve is arranged in the liquid inlet pipe (5).

3. The novel compensation type negative pressure flow diverter of claim 1, characterized in that: the upper end of the liquid inlet pipe (5) is provided with an elastic binding belt (7).

4. The novel compensation type negative pressure flow diverter of claim 1, characterized in that: folding support (2) include roof (21) and bottom plate (22), roof (21) both sides are swivelling joint respectively and have first left side board (211) and first right side board (212), and bottom plate (22) both sides are swivelling joint respectively and have second left side board (221) and second right side board (222), first left side board (211) and second left side board (221) swivelling joint, first right side board (212) and second right side board (222) swivelling joint, elastic component (4) fixed connection is between roof (21) and bottom plate (22).

5. The novel compensation type negative pressure flow diverter of claim 4, characterized in that: be equipped with first arc (61) on first left side board (211), be equipped with second arc (62) on second left side board (221), be equipped with third arc (51) on first right side board (212), be equipped with fourth arc (52) on second right side board (222), first arc (61) and second arc (62) match and are used for holding fluid-discharge tube (6), and third arc (51) and fourth arc (52) match and are used for holding feed liquor pipe (5).

6. The novel compensation type negative pressure flow diverter of claim 4, characterized in that: the elastic piece (4) is a tower-shaped spring, a spring limiting groove (23) is formed between the top plate (21) and the bottom plate (22), and the upper end and the lower end of the tower-shaped spring are arranged in the spring limiting groove (23) respectively.

7. The novel compensation type negative pressure flow diverter of claim 4, characterized in that: locking device (3) are including buckle mechanism and lever mechanism, buckle mechanism is including last locking hook (31) and lower locking hook (32) that can lock each other, and the opening of going up locking hook (31) is left, the opening of locking hook (32) is right down, go up locking hook (31) and be located the right-hand of locking hook (32) down, lever mechanism is including pressing down pole (33) and lever support pole (34), is equipped with one breach (35) that are used for settling lever mechanism on roof (21), presses down pole (33) and sets up in breach (35), presses down pole (33) one end fixed connection to go up locking hook (31), and lever support pole (34) both ends are fixed connection respectively presses pole (33) one side and breach (35) inboard, and lower locking hook (32) fixed connection is on bottom plate (22).

8. The novel compensation type negative pressure flow diverter of claim 7, characterized in that: the other end of the pressing rod (33) is provided with a limiting part (36), and one end of the limiting part (36) is positioned below the notch (35).

9. The novel compensation type negative pressure flow diverter of claim 7, characterized in that: the top plate (21), the lever supporting rod (34), the pressing rod (33) and the upper locking hook (31) are integrally formed.

10. The novel compensation type negative pressure flow diverter of claim 1, characterized in that: and the flexible container (1) is provided with a hook hole (11).