CN113134121A - Drainage subassembly is washed in infectious lacuna - Google Patents

Abstract

The invention discloses an infectious lacuna flushing and drainage assembly which comprises a first outer saccule and a first inner saccule, wherein the first outer saccule and the first inner saccule are respectively provided with a first one-way drainage valve and a second one-way drainage valve, the first outer saccule is connected with a connecting rod, a drainage tube and a flushing tube are arranged in the connecting rod, the connecting rod is provided with an annular groove and a strip-shaped groove, a slidable annular sliding piece and a limiting piece are arranged in the annular groove, the first outer saccule is provided with a plurality of elastic metal wires, the other end of each elastic metal wire is fixed on the annular sliding piece, the connecting rod is provided with an end cap, the drainage tube is connected with a negative pressure ball through a liquid outlet tube, and the flushing tube is connected with a flushing device through a liquid inlet tube. When the drainage device is used, the elastic metal wire is extruded, the first outer balloon is further supported to open the lacuna tissue, and the contact surface between the first outer balloon and the lacuna tissue is enlarged, so that drainage is more sufficient; the first outer balloon and the first inner balloon are washed, so that the first one-way drainage valve and the second one-way drainage valve are prevented from being blocked, and the drainage is continued conveniently.

Description

Drainage subassembly is washed in infectious lacuna

Technical Field

The invention relates to the technical field of infectious lacunae drainage, in particular to an infectious lacunae tissue flushing and drainage assembly.

Background

Local pus and secretion are drained out of the infectious lacuna through the drainage tube, so that the local wound is dry and clean, the local skin is prevented from being infected, and the wound healing is promoted.

But at present, most of the drainage is connected with a negative pressure ball for drainage through a drainage strip or a rubber tube, the operation mode is troublesome for flushing and drainage, and meanwhile, the full drainage is difficult because part of lacuna is deep and irregular.

Disclosure of Invention

The invention aims to provide an infectious lacuna tissue irrigation drainage assembly to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an infectious lacuna flushing and drainage assembly comprises a first outer balloon, a first inner balloon is arranged in the first outer balloon, a gap is formed between the first outer balloon and the first inner balloon, the first outer balloon and the first inner balloon are both of elastic retraction structures, a plurality of first one-way drainage valves only capable of conducting drainage from outside to inside are mounted on the surface of the first outer balloon, a plurality of second one-way drainage valves only capable of conducting drainage from inside to outside are mounted on the surface of the first inner balloon, the first outer balloon is connected with one end of a cylindrical connecting rod, a drainage tube and a flushing tube which are respectively communicated with the first outer balloon and the first inner balloon are arranged in the connecting rod, an annular groove is formed in the connecting rod, strip-shaped grooves which are left and right oriented and communicated with the annular groove are formed in the connecting rod along the edge and the bottom edge, and a slidable annular slide is arranged in the annular groove, be equipped with the card on the annular saddle and be in the slidable locating part in the bar inslot, first outer sacculus is equipped with many elastic metal silk for being equipped with interior interbedded bilayer structure and its interior intermediate layer, every elastic metal silk one end welded fastening back other end warp first outer sacculus interior intermediate layer reaches fix respectively behind the ring channel on the annular saddle, the connecting rod is kept away from the one end outer wall of first outer sacculus is equipped with the screw thread and the screw thread is equipped with the end cap, the drainage tube with the flushing pipe all is equipped with and runs through the threaded joint of connecting rod right-hand member, two threaded joint is last to be the one end of difference threaded connection drain pipe and feed liquor pipe, the drain pipe other end is connected with negative pressure ball, the feed liquor pipe other end is connected with washing unit.

Preferably, first one-way drainage valve with the reverse setting of second one-way drainage valve all includes circular valve body, flap, circular valve body inner wall is fixed with its confined flap, the flap has elasticity, the flap is hollow hemisphere, the flap is from its radial impartial a plurality of gaps of having seted up with it and divide into a plurality of flap units, and is a plurality of from the center the flap unit thins gradually to the top from the bottom.

Preferably, the flap is made of an elastic resin material.

Preferably, the elastic metal wire is made of a high-toughness metal material having a certain elasticity.

Preferably, each of said elastic wires is fixed to said ring slide at a position equally spaced from said ring slide.

Preferably, the flushing device comprises a second outer balloon, a second inner balloon, an injection pipe and an air inlet pipe, the second outer balloon is sleeved outside the second inner balloon, a gap is formed between the second outer balloon and the second inner balloon, the liquid inlet pipe penetrates through the second outer balloon and then is communicated with the second inner balloon, the second inner balloon is provided with the injection pipe extending to the outside of the second outer balloon, and the air inlet pipe is arranged on the second outer balloon.

Preferably, the injection pipe port is provided with a piston.

Preferably, a valve is arranged on the air inlet pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. the elastic metal wire is extruded to bulge outwards, the first outer balloon is further propped up to prop open the lacuna tissue, and the contact surface between the first outer balloon and the lacuna tissue is enlarged, so that drainage is more sufficient;

2. the first outer balloon and the first inner balloon are flushed, so that the first one-way drainage valve and the second one-way drainage valve are prevented from being blocked, and the drainage is convenient to continue;

3. when drainage is not performed, gas is continuously injected into the first inner balloon, the valve unit in the first one-way drainage valve is closed, and the first outer balloon is expanded and presses tissues, so that the compression hemostasis effect can be achieved;

4. the liquid outlet pipe and the liquid inlet pipe can be separated from the threaded joint, so that the negative pressure ball and the flushing device can be repeatedly used.

Drawings

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

FIG. 2 is a schematic view of a top view of a first outer balloon, a first one-way drainage valve, a connecting rod, a strip-shaped groove, a limiting member, an elastic metal wire and an end cap according to the present invention;

FIG. 3 is a schematic view of the structure of the first inner balloon, the second one-way drainage valve, the irrigation tube, and the thread of the present invention;

FIG. 4 is a schematic top view of the ring slide and resilient wire of the present invention;

FIG. 5 is a schematic cross-sectional view of the circular valve body and the valve of the present invention;

fig. 6 is a schematic structural diagram of a circular valve body and a valve unit of the invention.

In the figure: 1. a first outer balloon; 2. a first inner balloon; 3. a first one-way drainage valve; 4. a second one-way drainage valve; 5. a connecting rod; 6. a drainage tube; 7. a flush tube; 8. an annular groove; 9. a strip-shaped groove; 10. an annular slider; 11. a limiting member; 12. an elastic metal wire; 13. an end cap; 14. a threaded joint; 15. a liquid outlet pipe; 16. a liquid inlet pipe; 17. a negative pressure ball; 18. a flushing device; 19. a circular valve body; 20. a valve; 21. a flap unit; 22. a second outer balloon; 23. a second inner balloon; 24. an injection pipe; 25. an air inlet pipe; 26. a piston; 27. and (4) a valve.

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.

Example 1: referring to fig. 1-6, the present invention provides a technical solution: an infectious lacuna flushing and drainage assembly comprises a firstouter balloon 1, a firstinner balloon 2 is arranged inside the firstouter balloon 1, a gap is arranged between the firstouter balloon 1 and the firstinner balloon 2, the firstouter balloon 1 and the firstinner balloon 2 are both of an elastic retraction structure, a plurality of first one-way drainage valves 3 which can only drain from outside to inside are mounted on the surface of the firstouter balloon 1, a plurality of second one-way drainage valves 4 which can only drain from inside to outside are mounted on the surface of the firstinner balloon 2, the firstouter balloon 1 is connected with one end of a cylindrical connectingrod 5, adrainage tube 6 and aflushing tube 7 which are respectively communicated with the firstouter balloon 1 and the firstinner balloon 2 are arranged in the connectingrod 5, anannular groove 8 is formed in the connectingrod 5, and strip-shaped grooves 9 which are communicated with theannular groove 8 from left to right and are formed in the top edge and the bottom edge of the connectingrod 5, a slidableannular slide piece 10 is arranged in theannular groove 8, a limitingpiece 11 clamped in the strip-shaped groove 9 and capable of sliding is arranged on theannular slide piece 10, the firstouter sacculus 1 is of a double-layer structure with an inner interlayer, a plurality ofelastic metal wires 12 are arranged in the inner interlayer, one end of eachelastic metal wire 12 is welded and fixed, the other end of eachelastic metal wire 12 passes through the inner interlayer of the firstouter sacculus 1 and theannular groove 8 and then is respectively fixed on the annularsliding piece 10, the outer wall of one end of the connectingrod 5 far away from the firstouter balloon 1 is provided with threads and is provided with anend cap 13, thedrainage tube 6 and theflushing tube 7 are both provided with a threadedjoint 14 penetrating through the right end of the connectingrod 5, one end of aliquid outlet tube 15 and one end of aliquid inlet tube 16 are respectively in threaded connection with the two threadedjoints 14, the other end of theliquid outlet pipe 15 is connected with anegative pressure ball 17, and the other end of theliquid inlet pipe 16 is connected with aflushing device 18.

In the embodiment, theelastic metal wire 12 is extruded to bulge outwards, the firstouter balloon 1 is further propped up to prop open the lacuna tissue, and the contact surface between the firstouter balloon 1 and the lacuna tissue is enlarged, so that drainage is more sufficient; the firstouter balloon 1 and the firstinner balloon 2 are washed, the first one-way drainage valve 3 and the second one-way drainage valve 4 are prevented from being blocked, and drainage is continued conveniently.

Specifically, first one-way drainage valve 3 with second one-way drainage valve 4 is reverse to be set up and all includescircular valve body 19,flap 20, 19 inner walls of circular valve body are fixed with its confinedflap 20,flap 20 has elasticity,flap 20 is hollow hemisphere,flap 20 is from its radial equant a plurality of gaps of having seted up with it and falls into a plurality offlap units 21, a plurality of from the bottom to the top taper down offlap unit 21.

In this embodiment, when not carrying out the drainage, constantly inject gas in to firstinterior sacculus 2, thenvalve unit 21 in the first one-way drainage valve 3 closes, and firstouter sacculus 1 inflation and oppression tissue can play the hemostasis by compression effect.

Specifically, theflap 20 is made of an elastic resin material.

In the present embodiment, the elasticity and durability of theflap 20 are improved.

Specifically, theelastic metal wire 12 is made of a high-toughness metal material having a certain elasticity.

In this embodiment, theelastic wire 12 is made less likely to break.

In particular, each of theelastic wires 12 is fixed to thering slide 10 at a position equally spaced from thering slide 10.

In this embodiment, theelastic metal wires 12 are more uniformly expanded outward by being pressed, and the firstouter balloon 1 is more uniformly supported.

Specifically, theflushing device 18 includes a secondouter balloon 22, a second inner balloon 23, aninjection tube 24 and anair inlet tube 25, the secondouter balloon 22 is sleeved outside the second inner balloon 23, a gap is formed between the second outer balloon and the second inner balloon, theliquid inlet tube 16 penetrates through the secondouter balloon 22 and then is communicated with the second inner balloon 23, the second inner balloon 23 is provided with theinjection tube 24 extending to the outside of the secondouter balloon 22, and theair inlet tube 25 is provided on the secondouter balloon 22.

In this embodiment, add sufficient flush fluid in sacculus 23 in to the second throughinjection tube 24, then inflate the outside inflating device withintake pipe 25 connection to sacculus 23 in the extrusion second, the interior flush fluid of sacculus 23 can be given under pressure and wash between firstouter sacculus 1, the firstinterior sacculus 2 through second one-way drainage valve 4 in thefirst sacculus 2 offeed liquor pipe 16, washpipe 7 entering under the second.

Specifically, theinjection tube 24 is ported with apiston 26.

In this embodiment, the flushing fluid in the second inner balloon 23 is prevented from flowing out of theinjection tube 24 by thepiston 26.

Specifically, theintake pipe 25 is provided with avalve 27.

In this embodiment, thevalve 27 is opened when theair inlet pipe 25 needs to be connected with an external inflating device for inflating, and the inflating device can be taken off and thevalve 27 is closed when the inflating is not needed, so that air leakage is avoided.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

The working principle is as follows: when the drainage device is used, the end cap 13 is screwed on the connecting rod 5, the ring-shaped sliding piece 10 is pushed to slide towards the first outer balloon 1 through the limiting piece 11, so that the elastic metal wire 12 is extruded to bulge outwards, the first outer balloon 1 is further propped up to prop open tissues at lacuna positions, the contact surface between the first outer balloon 1 and the lacuna tissues is enlarged, and drainage is more sufficient; opening the negative pressure ball 17, the waste liquid at the tissue part can be sucked into the first outer balloon 1 through the first one-way drainage valve 3, then is drained into the negative pressure ball 17 through the drainage tube 6 and the liquid outlet tube 15, enough flushing liquid is added into the second inner balloon 23 through the injection tube 24, then the air inlet tube 25 is connected with an external inflating device to inflate, so that the second inner balloon 23 is extruded, the flushing liquid in the second inner balloon 23 can enter the first inner balloon 2 through the liquid inlet tube 16 and the flushing tube 7 under pressure, and then is flushed between the first outer balloon 1 and the first inner balloon 2 through the second one-way drainage valve 4, so that the first one-way drainage valve 3 and the second one-way drainage valve 4 are prevented from being blocked, and drainage is convenient to continue; meanwhile, the first one-way drainage valve 3 is designed through a one-way valve, when drainage is not performed, the first inner balloon 2 can be continuously injected with air through the flushing pipe 7, the valve unit 21 in the first one-way drainage valve 3 of the first outer balloon 1 is closed, the first outer balloon 1 is expanded and compresses tissues, and the compression hemostasis effect can be achieved.

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 (8)

1. The infectious lacuna flushing and drainage assembly is characterized by comprising a first outer balloon (1), a first inner balloon (2) is arranged inside the first outer balloon (1), a gap is formed between the first outer balloon (1) and the first inner balloon (2), the first outer balloon (1) and the first inner balloon (2) are of an elastic retraction structure, a plurality of first one-way drainage valves (3) which can only drain from outside to inside are arranged on the surface of the first outer balloon (1), a plurality of second one-way drainage valves (4) which can only drain from inside to outside are arranged on the surface of the first inner balloon (2), the first outer balloon (1) is connected with one end of a cylindrical connecting rod (5), a drainage tube (6) and a flushing tube (7) which are respectively communicated with the first outer balloon (1) and the first inner balloon (2) are arranged in the connecting rod (5), the connecting rod (5) is internally provided with an annular groove (8), the connecting rod (5) is provided with a strip-shaped groove (9) which faces left and right and is communicated with the annular groove (8) along the top edge and the bottom edge, a slidable annular slide piece (10) is arranged in the annular groove (8), the annular slide piece (10) is provided with a limiting piece (11) which is clamped in the strip-shaped groove (9) and can slide, the first outer balloon (1) is of a double-layer structure provided with an inner interlayer, the inner interlayer of the first outer balloon is provided with a plurality of elastic metal wires (12), one end of each elastic metal wire (12) is welded and fixed, then, the other end of each elastic metal wire passes through the inner interlayer of the first outer balloon (1) and the annular groove (8) and is fixed on the annular slide piece (10), the outer wall of one end of the connecting rod (5) far away from the first outer balloon (1) is provided with a thread and the thread is provided with an end cap (13), drainage tube (6) with flushing pipe (7) all are equipped with and run through screwed joint (14) of connecting rod (5) right-hand member, two threaded joint (14) are gone up the one end of difference threaded connection drain pipe (15) and feed liquor pipe (16), the drain pipe (15) other end is connected with negative pressure ball (17), feed liquor pipe (16) other end is connected with washing unit (18).

2. The infectious lacuna irrigation drainage assembly according to claim 1, wherein the first one-way drainage valve (3) and the second one-way drainage valve (4) are oppositely arranged and comprise a circular valve body (19) and a flap (20), the flap (20) for closing the circular valve body is fixed on the inner wall of the circular valve body (19), the flap (20) has elasticity, the flap (20) is in a hollow hemispherical shape, a plurality of gaps are equally formed in the center of the flap (20) along the radial direction of the flap to divide the flap into a plurality of flap units (21), and the plurality of flap units (21) become thinner gradually from the bottom to the top.

3. An infectious cavity irrigation drainage assembly according to claim 2, wherein the flap (20) is of an elastic resin material.

4. The infectious lacuna irrigation drainage assembly of claim 1, wherein the elastic wire (12) is a high-tenacity metal material with certain elasticity.

5. An infectious cavity irrigation drainage assembly according to claim 1, characterized in that each of said elastic wires (12) is equally spaced from said ring slide (10) where it is fixed to said ring slide (10).

6. The irrigation drainage assembly for infectious lacunae according to claim 1, wherein the irrigation device (18) comprises a second outer balloon (22), a second inner balloon (23), an injection tube (24) and an air inlet tube (25), the second outer balloon (22) is sleeved outside the second inner balloon (23) with a gap therebetween, the liquid inlet tube (16) penetrates through the second outer balloon (22) and then is communicated with the second inner balloon (23), the second inner balloon (23) is provided with the injection tube (24) extending out of the second outer balloon (22), and the air inlet tube (25) is provided on the second outer balloon (22).

7. An infectious cavity irrigation drainage assembly according to claim 6, wherein the injection tube (24) is ported with a piston (26).

8. An infectious cavity irrigation drainage assembly according to claim 6, wherein a valve (27) is mounted on the air inlet tube (25).

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