CN212997690U - Mammary gland wound surface seepage drainage device - Google Patents
Mammary gland wound surface seepage drainage device Download PDFInfo
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- CN212997690U CN212997690U CN202020791620.2U CN202020791620U CN212997690U CN 212997690 U CN212997690 U CN 212997690U CN 202020791620 U CN202020791620 U CN 202020791620U CN 212997690 U CN212997690 U CN 212997690U
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- drainage
- pipe
- negative pressure
- mammary
- valve plate
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Abstract
The utility model relates to a mammary gland wound surface seepage drainage device, which comprises a drainage coil, a negative pressure bottle, a guide rod, branch extension pipes, an extension header pipe and a connector, wherein the natural state of the upstream end of the drainage coil is a polyethylene pipe spirally coiled inwards, the end part of the drainage coil is a blind end, and a large number of side suction holes are distributed on the coiling section of the drainage coil; the negative pressure bottle comprises a hard top cover, a hard bottom cover and a negative pressure capsule wall which is elastically sleeved between the top cover and the bottom cover and is made of styrene butadiene rubber; the connector comprises a shell, a valve plate and a return spring, wherein the valve plate is arranged in the shell in a sliding mode, and the return spring is connected between the shell and the valve plate. The mammary wound surface exudate drainage device overcomes the defects of incomplete exudate extraction and low efficiency generated by the cavity of the existing general drainage component, avoids the hidden danger that exudate is sucked back to pollute the wound surface, can comprehensively, efficiently and stably extract cavity exudate, and can prevent the exudate from being sucked back to pollute the wound surface.
Description
Technical Field
The utility model relates to a medical appliance, in particular to a mammary gland wound surface seepage drainage device.
Background
After a breast cancer patient receives a mastectomy or lymph node cleaning operation, a drainage tube needs to be placed beside a sternum and under an armpit and extends to a wound surface so as to guide skin flaps left after stripping of breast tissues or lymph tissues and wound surface seepage in a cavity of a breast wall basal tissue.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the mammary wound exudate drainage device can overcome the defects of the existing mammary operation wound exudate drainage device, can comprehensively, efficiently and stably lead out the cavity exudate, and can prevent the exudate from sucking back to pollute the wound.
The mammary wound surface seepage drainage device comprises a drainage coil pipe, a negative pressure bottle, a guide rod, a branch extension pipe, an extension main pipe and a connector, wherein the drainage coil pipe is used for being placed in a cavity of an internal wound, the negative pressure bottle is used for providing negative pressure, the guide rod is used for unfolding the drainage coil pipe, the branch extension pipe and the extension main pipe are used for connecting and communicating the drainage coil pipe and the negative pressure bottle, and the connector is arranged between the branch extension pipe and the extension main pipe and used for preventing drained seepage from reversely flowing back; the negative pressure bottle comprises a hard top cover, a hard bottom cover and a negative pressure capsule wall which is elastically sleeved between the top cover and the bottom cover and is made of styrene butadiene rubber; the connector comprises a shell, a valve plate and a return spring, wherein the valve plate is arranged in the shell in a sliding mode, and the return spring is connected between the shell and the valve plate.
As the structure optimization, the downstream end of the drainage coil pipe is provided with a luer female connector, the upstream end of the branch extension pipe is provided with a luer male connector, and the drainage coil pipe and the branch extension pipe are detachably connected through the luer connector. Because the drainage coil pipe needs to be put in under the guide of the guide rod, the detachable connection is convenient for the drainage device to need part split charging and assembly combination.
Furthermore, the luer female connector and the luer male connector are both provided with fixing lugs. Through the medical adhesive tape of fixed auricle collocation, can firmly be in the body surface with the drainage coil pipe tail end, prevent that the overflow pipe from being taken out or deepening, and then avoid the wound damage.
As the structural optimization, a top cover of the negative pressure bottle is provided with a center pillar, the center pillar is provided with liquid level scales, and a bottom cover is provided with a positioning cylinder matched with the center pillar. The basic form of the negative pressure bottle is limited by the sleeving and fixing of the central column and the positioning cylinder, so that the drainage liquid amount can be conveniently observed and measured.
Furthermore, a negative pressure joint used for connecting the downstream end of the extension main pipe and an exhaust pipe used for exhausting outwards are arranged on the top cover, and a one-way valve is arranged on the exhaust pipe; and the bottom cover is provided with a liquid discharge pipe used for outwards guiding drainage liquid, and the liquid discharge pipe is provided with a stop valve.
And as the structure optimization, the connector is provided with an inlet end joint used for connecting the downstream end of the branch extension pipe and an outlet end joint used for connecting the upstream end of the extension main pipe. The drainage device is used for connecting branch extension tubes and extension header tubes, one to four branch extension tubes, preferably two branch extension tubes can be arranged on the drainage device, and the drainage device is respectively placed into cavity wound surfaces of a thoracic cavity and an armpit after a mammary gland operation.
Furthermore, the top of the shell is provided with a frustum-shaped plugging rubber head, and the center of the valve plate is provided with a liquid leakage hole. When the valve plate flows downstream, the valve plate is separated from the top surface of the shell by the resultant force formed by the positive negative pressure and the spring, and drainage liquid flows downwards through a liquid leakage hole of the valve plate; when the drainage liquid flows reversely, the positive negative pressure disappears, the unidirectional spring reset elasticity pushes the valve plate to move upwards to enable the plugging rubber head to plug the liquid leakage hole, and therefore the wound surface pollution caused by the fact that the drainage liquid enters the cavity reversely is effectively prevented.
Furthermore, a guide post is arranged in the shell, and a guide hole matched with the guide post is formed in the valve plate. Used for guiding the sliding direction of the valve plate.
The utility model relates to a mammary gland surface of a wound sepage drainage ware simple structure principle, internal fixation are firm, have overcome the sepage that current general drainage subassembly cavity produced and have drawn forth not thoroughly, the not enough of inefficiency, have avoided the sepage suck-back to pollute the hidden danger of the surface of a wound, and it can be comprehensive, high-efficient, stable draw forth the cavity sepage, and can prevent the sepage suck-back to pollute the surface of a wound.
Drawings
The breast drainage tube device of the present invention will be further described with reference to the accompanying drawings:
FIG. 1 is a schematic plan view of the present mammary drainage tube apparatus;
FIG. 2 is an exploded view of the breast drainage tube device
Fig. 3 is a longitudinal half-section internal structure schematic diagram of the connector of the mammary drainage tube device.
In the figure:
1-a drainage coil pipe; 11-side suction hole, 12-luer female joint; 140-securing tabs;
2-a negative pressure bottle; 21-top cover, 22-bottom cover, 23-negative pressure capsule wall; 211-a center column, 212-a liquid level scale, 213-a negative pressure joint, 214-an exhaust pipe, 215-a one-way valve, 221-a positioning cylinder, 222-a liquid discharge pipe and 223-a stop valve;
3-a guide rod;
4-branched extension tubes; a 41-luer male connector;
5-extension header pipe;
6-a connector; 61-shell, 62-valve plate, 63-return spring and 64-guide column; 611-inlet end joint, 612-outlet end joint, 613-plugging rubber head, 621-leakage hole and 622-guide hole.
Detailed Description
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Embodiment 1: as shown in fig. 1 to 3, the mammary wound exudate drainage device comprises a drainage coil 1 for being placed in a cavity of an internal wound, a negative pressure bottle 2 for providing negative pressure, a guide rod 3 for unfolding the drainage coil 1, a branch extension tube 4 and an extension main tube 5 for connecting and communicating the drainage coil 1 and the negative pressure bottle 2, and a connector 6 for preventing reverse backflow of drained exudate, wherein the branch extension tube 4 and the extension main tube 5 are connected by a connector, the natural state of the upstream end of the drainage coil 1 is a polyethylene tube spirally and inwardly coiled, the end of the drainage coil 1 is a blind end, and a large number of side suction holes 11 are distributed on a coiling section of the drainage coil 1; the negative pressure bottle 2 comprises a hard top cover 21 and a hard bottom cover 22, and a negative pressure bag wall 23 which is elastically sleeved between the top cover 21 and the bottom cover 22 and is made of transparent styrene butadiene rubber; the connector 6 comprises a shell 61, a valve plate 62 which is arranged in the shell in a sliding mode, and a return spring 63 which is connected between the shell 61 and the valve plate 62.
Embodiment 2: the drainage coil 1 is provided with a luer female connector 12 at the downstream end, the branch extension pipe 4 is provided with a luer male connector 41 at the upstream end, and the drainage coil 1 and the branch extension pipe 4 are detachably connected through the luer connector. Because the drainage coil pipe needs to be put in under the guide of the guide rod, the detachable connection is convenient for the drainage device to need part split charging and assembly combination. The luer female connector 12 and the luer male connector 41 are both provided with fixing lugs 140. Through the medical adhesive tape of fixed auricle collocation, can firmly be in the body surface with the drainage coil pipe tail end, prevent that the overflow pipe from being taken out or deepening, and then avoid the wound damage. The remaining components and structures are as described in embodiment 1, and are not described repeatedly for the sake of brevity.
Embodiment 3: the top cover 21 of the negative pressure bottle 2 is provided with a center pillar 211, the center pillar 211 is provided with liquid level scales 212, and the bottom cover 22 is provided with a positioning cylinder 221 matched with the center pillar 211. The basic form of the negative pressure bottle is limited by the sleeving and fixing of the central column and the positioning cylinder, so that the drainage liquid amount can be conveniently observed and measured. The top cover 21 is provided with a negative pressure joint 213 for connecting the downstream end of the extension header pipe 5 and an exhaust pipe 214 for exhausting air outwards, and the exhaust pipe 214 is provided with a one-way valve 215; a liquid discharge pipe 222 for guiding out drainage liquid is arranged on the bottom cover 22, and a stop valve 223 is arranged on the liquid discharge pipe 222. The remaining components and structures are as described in embodiment 2, and are not described repeatedly for the sake of brevity.
Embodiment 4: the connector 6 is provided with an inlet end connector 611 for connecting the downstream end of the branch extension pipe 4 and an outlet end connector 612 for connecting the upstream end of the extension main pipe 5. The drainage device is used for connecting branch extension tubes and extension header tubes, one to four branch extension tubes, preferably two branch extension tubes can be arranged on the drainage device, and the drainage device is respectively placed into cavity wound surfaces of a thoracic cavity and an armpit after a mammary gland operation. The top of the housing 61 is provided with a frustum-shaped plugging rubber head 613, and the center of the valve plate 62 is provided with a liquid leakage hole 621. When the valve plate flows downstream, the valve plate is separated from the top surface of the shell by the resultant force formed by the positive negative pressure and the spring, and drainage liquid flows downwards through a liquid leakage hole of the valve plate; when the drainage liquid flows reversely, the positive negative pressure disappears, the unidirectional spring reset elasticity pushes the valve plate to move upwards to enable the plugging rubber head to plug the liquid leakage hole, and therefore the wound surface pollution caused by the fact that the drainage liquid enters the cavity reversely is effectively prevented. The housing 61 is provided with a guide post 64 therein, and the valve plate 62 is provided with a guide hole 622 matching with the guide post 64. Used for guiding the sliding direction of the valve plate. The remaining components and structures are as described in embodiment 3, and are not described repeatedly for the sake of brevity.
Embodiment 5: the negative pressure bottle 2 is provided with a hanging piece for hanging and fixing during carrying, and the hanging piece is provided with a plurality of hanging holes; the extension header pipe 5 is provided with a sampling pipe for sampling detection, and the end part of the sampling pipe is provided with a plugging rubber cap. Used for guiding the sliding direction of the valve plate. The remaining components and structures are as described in embodiment 3, and are not described repeatedly for the sake of brevity.
The using method comprises the following steps: penetrating the guide rod into the drainage coil to guide the guide coil to be straight, then sending the front end of the guide coil into the wound position of the cavity, slowly drawing out the guide rod and continuously sending the guide rod forward to the guide coil until the guide coil is completely sent into the wound surface, and forming a large-area porous adsorption surface; after the guiding coil pipe is placed, the outer end of the body is connected with a branch extension pipe, and the luer connector is pasted and fixed in the body; and the extension header pipe and the negative pressure bottle are sequentially connected, and the wound seepage is drained after the negative pressure is produced by the negative pressure bottle. Along with the healing of the wound, the guide coil pipe can be gradually drawn out outwards, so that the adsorption surface is gradually reduced, the adsorption capacity is less than 10 ml after 24 hours, and the drainage tube can be completely removed under the condition of no hematocele and no hydrops.
The mammary gland wound surface seepage drainage device is simple in structure principle and stable in internal fixation, overcomes the defects that seepage generated by the cavity of the existing universal drainage assembly is not thoroughly led out and the efficiency is low, avoids the hidden danger that the wound surface is polluted by seepage suck back, can comprehensively, efficiently and stably lead out cavity seepage, and can prevent the wound surface from being polluted by seepage suck back.
The above description shows the main features, the basic principles, and the advantages of the invention. It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments or examples, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The foregoing embodiments or examples are therefore to be considered in all respects illustrative and not restrictive. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A mammary wound surface effusion drainage device is characterized in that: comprises a drainage coil pipe (1) used for being placed in a cavity of an internal wound, a negative pressure bottle (2) used for providing negative pressure, a guide rod (3) used for unfolding the drainage coil pipe (1), a branch extension pipe (4) and an extension main pipe (5) used for connecting and communicating the drainage coil pipe (1) and the negative pressure bottle (2), and a connector (6) used for preventing reverse backflow of drained seepage liquid between the branch extension pipe (4) and the extension main pipe (5), wherein,
the natural state of the upstream end of the drainage coil pipe (1) is a polyethylene pipe spirally wound inwards, the end part of the drainage coil pipe (1) is a blind end, and a large number of side suction holes (11) are distributed on the winding section of the drainage coil pipe (1);
the negative pressure bottle (2) comprises a hard top cover (21), a hard bottom cover (22) and a negative pressure bag wall (23) which is elastically sleeved between the top cover (21) and the bottom cover (22) and is made of styrene butadiene rubber;
the connector (6) comprises a shell (61), a valve plate (62) which is arranged in the shell in a sliding mode, and a return spring (63) which is connected between the shell (61) and the valve plate (62).
2. The mammary wound exudate drainage device of claim 1, which is characterized in that: the drainage coil pipe is characterized in that a luer female connector (12) is arranged at the downstream end of the drainage coil pipe (1), a luer male connector (41) is arranged at the upstream end of the branch extension pipe (4), and the drainage coil pipe (1) and the branch extension pipe (4) are detachably connected through the luer connector.
3. The mammary wound exudate drainage device of claim 2, which is characterized in that: and the luer female connector (12) and the luer male connector (41) are respectively provided with a fixing lug (140).
4. The mammary wound exudate drainage device of claim 1, which is characterized in that: be equipped with center pillar (211) on top cap (21) of negative pressure bottle (2), be equipped with liquid level scale (212) on center pillar (211), be equipped with on bottom (22) with center pillar (211) assorted location section of thick bamboo (221).
5. The mammary wound exudate drainage device of claim 4, which is characterized in that: the top cover (21) is provided with a negative pressure joint (213) used for connecting the downstream end of the extension main pipe (5) and an exhaust pipe (214) used for exhausting outwards, and the exhaust pipe (214) is provided with a one-way valve (215); a liquid discharge pipe (222) used for guiding drainage liquid outwards is arranged on the bottom cover (22), and a stop valve (223) is arranged on the liquid discharge pipe (222).
6. The mammary wound exudate drainage apparatus of any one of claims 3 or 5, wherein: the connector (6) is provided with an inlet end joint (611) used for connecting the downstream end of the branch extension pipe (4) and an outlet end joint (612) used for connecting the upstream end of the extension main pipe (5).
7. The mammary wound exudate drainage device of claim 6, which is characterized in that: the top of the shell (61) is provided with a frustum-shaped plugging rubber head (613), and the center of the valve plate (62) is provided with a liquid leakage hole (621).
8. The mammary wound exudate drainage device of claim 7, which is characterized in that: the valve plate is characterized in that a guide post (64) is arranged in the shell (61), and a guide hole (622) matched with the guide post (64) is formed in the valve plate (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020791620.2U CN212997690U (en) | 2020-05-13 | 2020-05-13 | Mammary gland wound surface seepage drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020791620.2U CN212997690U (en) | 2020-05-13 | 2020-05-13 | Mammary gland wound surface seepage drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212997690U true CN212997690U (en) | 2021-04-20 |
Family
ID=75484319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020791620.2U Expired - Fee Related CN212997690U (en) | 2020-05-13 | 2020-05-13 | Mammary gland wound surface seepage drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212997690U (en) |
-
2020
- 2020-05-13 CN CN202020791620.2U patent/CN212997690U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |