CN103405846B - Medical pad pasting negative pressure drainage device - Google Patents
Medical pad pasting negative pressure drainage device Download PDFInfo
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- CN103405846B CN103405846B CN201310299467.6A CN201310299467A CN103405846B CN 103405846 B CN103405846 B CN 103405846B CN 201310299467 A CN201310299467 A CN 201310299467A CN 103405846 B CN103405846 B CN 103405846B
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- outer tube
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- negative pressure
- drain outer
- permeable film
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Abstract
The invention discloses and be a kind ofly applicable in body or the medical pad pasting negative pressure drainage device of body surface or large area Wound treating, comprise porous Wound dressing, circumscribed sucker and biological semi-permeable film porous Wound dressing is sealed on wound surface, circumscribed sucker comprises translation interface, junctional membrane and drain outer tube, translation interface side is provided with drain outer tube, pallet and through hole is provided with bottom it, and through hole communicates with drain outer tube, the biological semi-permeable film corresponding with through hole is provided with openning, junctional membrane is sleeved on dress alias by sucker through hole, and paste with tray upper surface and biological semi-permeable film, drain outer tube tail end is connected with drainage container, conduit and negative pressure source, in drain outer tube, be provided with syringe pipe, and syringe pipe tail end stretches out from drain outer tube tail end sidewall, and syringe pipe afterbody has the seal cover that can cover syringe pipe.Said apparatus, structure is simple, and good airproof performance, improves the negative pressure drainage effect of negative pressure drainage device.
Description
Technical field
The present invention relates to a kind of negative pressure drainage device, more specifically relate to and be a kind ofly applicable in body or the medical pad pasting negative pressure drainage device of body surface and large area Wound treating.
Background technology
Negative pressure drainage technology (being called for short VSD), refer to the wound surface covering or fill skin, soft tissue defects with the medical foam containing drainage tube, with biological semi-permeable film, it is closed again, become a confined space, finally drainage tube is connected negative pressure source, carried out a kind of brand-new Therapeutic Method of wound healing by controllable negative pressure.
Medical negative pressure drainage device, comprise porous foam cushion, be arranged in the drainage tube in porous foam cushion, the drainage tube that existing medical negative pressure drainage device adopts is one, a drainage tube part is arranged in porous foam cushion and forms pipe in drain, a part is stretched out and is formed drain outer tube in porous foam cushion, be arranged in the drain in porous foam cushion and pipe sidewall is distributed with multiple aperture, the drain outer tube be positioned at outside porous foam cushion is provided with syringe pipe, syringe pipe tail end stretches out from the sidewall of drain outer tube tail end, syringe pipe tail end is also provided with the seal cover that can cover syringe pipe, in use procedure, cover on porous foam cushion with biological semi-permeable film, by porous foam cushion and manage in being placed in porous foam cushion drain and be sealed on human body together.
The major defect that the medical negative pressure drainage device of said structure form exists is: because drain inner and outer tubes are an entirety, when porous foam cushion and managing in being placed in porous foam cushion drain is sealed on human body surface by biological semi-permeable film together, certain gap is inevitably there is between drain outer tube outside porous foam cushion, human body surface, biological semi-permeable film three, make porous foam cushion and human body surface there is poorly sealed situation, have impact on the effect of negative pressure drainage.
Summary of the invention
The technical problem of solution required for the present invention is: provide a kind of and have good sealing, structure is simple and is applicable in body or the medical pad pasting negative pressure drainage device of body surface and large area Wound treating.
For solving the problem, the technical solution used in the present invention is: described medical pad pasting negative pressure drainage device, comprise porous Wound dressing, circumscribed sucker and the biological semi-permeable film that porous Wound dressing can be sealed on wound surface, circumscribed sucker comprises junctional membrane, translation interface and drain outer tube, translation interface side is provided with drain outer tube, pallet is provided with bottom translation interface, pallet is placed on biological semi-permeable film, through hole is offered in tray bottom, and through hole communicates with drain outer tube, the biological semi-permeable film relative with through hole offers openning, the diameter of openning is greater than through-hole diameter, the biological semi-permeable film of openning periphery is made to block through hole, the middle part of junctional membrane is provided with sucker through hole, junctional membrane is sleeved on the pallet of translation interface by sucker through hole, and the diameter of junctional membrane is greater than the diameter of pallet and openning, junctional membrane and the upper surface of pallet of the part that contacts with tray upper surface are pasted, the junctional membrane stretching out tray portion can be pasted mutually with biological semi-permeable film, thus is sealedly connected on by translation interface on porous Wound dressing, drain outer tube tail end is connected with drainage container, and drainage container is connected with negative pressure source by conduit, in drain outer tube, be provided with syringe pipe, and syringe pipe tail end stretches out from drain outer tube tail end sidewall, and syringe pipe afterbody has the seal cover that can cover syringe pipe.
The invention has the beneficial effects as follows: the medical pad pasting negative pressure drainage device adopting said structure, during use, translation interface is connected with biological semi-permeable film phonograph seal by junctional membrane, thus make to keep good sealing between porous Wound dressing and wound surface, can stop that extraneous harmful levels of pathogens enters on patient trauma face, substantially increase again the negative pressure drainage effect of negative pressure drainage device.
Accompanying drawing explanation
Fig. 1 is the structural representation of medical pad pasting negative pressure drainage device of the present invention.
Fig. 2 is the structural representation in A direction in Fig. 1.
Fig. 3 is the structural representation of circumscribed sucker.
Fig. 4 is the structural representation of junctional membrane.
Fig. 5 is the syndeton schematic diagram of drain outer tube and syringe pipe.
Fig. 6 is the syndeton schematic diagram of drain outer tube and straight coupling.
Fig. 7 is the syndeton schematic diagram of two drain outer tubes and two pass joints.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, technical solutions according to the invention are described in further detail.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6, medical pad pasting negative pressure drainage device of the present invention, comprise porous Wound dressing 2, circumscribed sucker and the biological semi-permeable film 1 that porous Wound dressing 2 can be sealed on wound surface, circumscribed sucker comprises junctional membrane 8, translation interface 3 and drain outer tube 7, the side of translation interface 3 is provided with drain outer tube 7, the bottom of translation interface 3 is provided with pallet 32, pallet 32 is placed on biological semi-permeable film 1, through hole 31 is offered in the bottom of pallet 32, and through hole 31 communicates with drain outer tube 7, the biological semi-permeable film 1 relative with through hole 31 offers openning, the diameter of openning is greater than the diameter of through hole 31, make the biological semi-permeable film 1 of openning periphery can not block through hole 31, the middle part of junctional membrane 8 is provided with sucker through hole 81, junctional membrane 8 is sleeved on the pallet 32 of translation interface 3 by sucker through hole 81, and the diameter of junctional membrane 8 is greater than the diameter of pallet 32 and openning, the junctional membrane 8 of the part that contacts with the upper surface 321 of pallet 32 is pasted mutually with the upper surface 321 of pallet 32, wherein, the junctional membrane 8 of the part that contacts with upper surface 321 has been pasted with upper surface 321 and has been integrated before dispatching from the factory, do not need in use again junctional membrane 8 to be pasted again on upper surface 321, the junctional membrane 8 stretching out pallet 32 part can be pasted mutually with biological semi-permeable film 1, thus translation interface 3 is sealedly connected on porous Wound dressing 2, in the present embodiment, junctional membrane 8 is circular biological semi-permeable film, in actual use, junctional membrane 8 can be cut into required shape by operator according to actual needs, in actual production, conveniently the depositing and transport of this device, keep the cleaning, dustless of junctional membrane 8, usually on the upper surface of junctional membrane 8, paste upper strata protecting film, the lower surface of junctional membrane 8 stretching out tray portion pastes lower-layer overcoat film, in use needs the upper and lower layer protecting film be covered on junctional membrane 8 to tear removal, the tail end of drain outer tube 7 is connected with drainage container 4, drainage container 4 is connected with negative pressure source 6 by conduit 5, in drain outer tube 7, be provided with syringe pipe 9, syringe pipe 9 tail end stretches out from drain outer tube 7 tail end sidewall, and syringe pipe 9 afterbody has the seal cover 91 that can cover syringe pipe 9.
During use, be placed on wound surface by porous Wound dressing 2, then cover on porous Wound dressing 2 by biological semi-permeable film 1, porous Wound dressing 2 is sealed on human body surface by biological semi-permeable film 1, makes wound surface be in the environment of a sealing, an openning is cut off in the appropriate location of biological semi-permeable film 1, the opening of openning is larger than the diameter of through hole 31 in translation interface 3, translation interface 3 is placed on biological semi-permeable film 1, through hole 31 is corresponding with the openning cut off, and the biological semi-permeable film 1 of the openning periphery cut off can not block through hole 31, then the lower-layer overcoat film on junctional membrane 8 is torn, the upper surface 321 of junctional membrane 8 and pallet 32 and the biological semi-permeable film 1 covered on porous Wound dressing 2 are sealed together with pasting, then the lower-layer overcoat film on junctional membrane 8 is torn, finally drain outer tube 7 is connected with negative pressure source 6 with drainage container 4.Open negative pressure, negative pressure source 6 provides negative pressure for circumscribed sucker, the liquid substance drawn in circumscribed sucker is gathered in drainage container 4 by straight coupling 10, can place in conduit 5 and can allow gas passes through, liquid intransitable macromolecular material, further avoid fraction and enter negative pressure source 6.When after long-time use, need to rinse wound surface, during flushing, close negative pressure source 6, negative pressure device does not work, open the seal cover 91 being sealed on syringe pipe 9 tail end, syringe is used to draw normal saline, and by syringe pipe 9, normal saline is injected in porous Wound dressing 2, normal saline is to the diffusion inside of porous Wound dressing 2, by normal saline and oxygen delivery on wound surface, remove the dirt on wound surface and impurity simultaneously, be conducive to the healing of wound site, after flushing, capping top cover labyrinth 91, open negative pressure source 6, normal negative pressure drainage work can be started again.
When wound surface area is larger, multiple porous Wound dressing 2 can be placed on wound surface side by side, with biological semi-permeable film 1, multiple porous Wound dressing 2 is sealed on human body, multiple openning is cut off according to actual needs on biological semi-permeable film, the through hole 31 of the circumscribed sucker of number corresponding with cutting off openning is placed on each openning respectively, and make each junctional membrane be sealed on biological semi-permeable film 1, the drain outer tube 7 of each circumscribed sucker is connected with drainage container 4 by multiple-pass joint, be illustrated in figure 7 the syndeton schematic diagram of two drain outer tubes and two pass joints 11, during work, the liquid substance attracted in circumscribed sucker is gathered in drainage container 4 by drain outer tube 7.
Adopt the medical pad pasting negative pressure drainage device of said structure, during use, translation interface 3 is tightly connected by junctional membrane 8 and biological semi-permeable film 1, thus make to keep good sealing between porous Wound dressing 2 and wound surface, can stop that extraneous harmful levels of pathogens enters on patient trauma face, substantially increase again the negative pressure drainage effect of negative pressure drainage device.
Claims (1)
1. medical pad pasting negative pressure drainage device, comprise porous Wound dressing, circumscribed sucker and the biological semi-permeable film that porous Wound dressing can be sealed on wound surface, it is characterized in that: circumscribed sucker comprises junctional membrane, translation interface and drain outer tube, translation interface side is provided with drain outer tube, pallet is provided with bottom translation interface, pallet is placed on described biological semi-permeable film, through hole is offered in tray bottom, and through hole communicates with drain outer tube, the described biological semi-permeable film relative with through hole offers openning, the diameter of openning is greater than through-hole diameter, the described biological semi-permeable film of openning periphery is made to block through hole, the middle part of junctional membrane is provided with sucker through hole, junctional membrane is sleeved on the pallet of translation interface by sucker through hole, and the diameter of junctional membrane is greater than the diameter of pallet and openning, junctional membrane and the upper surface of pallet of the part that contacts with tray upper surface are pasted, the junctional membrane stretching out tray portion can be pasted mutually with described biological semi-permeable film, thus is sealedly connected on by translation interface on porous Wound dressing, drain outer tube tail end is connected with drainage container, and drainage container is connected with negative pressure source by conduit, in drain outer tube, be provided with syringe pipe, and syringe pipe tail end stretches out from drain outer tube tail end sidewall, and syringe pipe afterbody has the seal cover that can cover syringe pipe, described junctional membrane is biological semipermeable membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310299467.6A CN103405846B (en) | 2013-07-17 | 2013-07-17 | Medical pad pasting negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310299467.6A CN103405846B (en) | 2013-07-17 | 2013-07-17 | Medical pad pasting negative pressure drainage device |
Publications (2)
| Publication Number | Publication Date |
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| CN103405846A CN103405846A (en) | 2013-11-27 |
| CN103405846B true CN103405846B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310299467.6A Active CN103405846B (en) | 2013-07-17 | 2013-07-17 | Medical pad pasting negative pressure drainage device |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9421132B2 (en) | 2011-02-04 | 2016-08-23 | University Of Massachusetts | Negative pressure wound closure device |
| CA2874581C (en) | 2012-05-24 | 2022-06-07 | Smith & Nephew Inc. | Devices and methods for treating and closing wounds with negative pressure |
| AU2013290346B2 (en) | 2012-07-16 | 2018-06-07 | Smith & Nephew, Inc. | Negative pressure wound closure device |
| EP2968016B1 (en) | 2013-03-13 | 2018-07-11 | Smith&Nephew, Inc. | Negative pressure wound closure device and systems and methods of use in treating wounds with negative pressure |
| CN203677710U (en) * | 2014-01-06 | 2014-07-02 | 朱新生 | Suction-cup type negative pressure drainage device |
| JP6742908B2 (en) | 2014-01-21 | 2020-08-19 | スミス アンド ネフュー ピーエルシーＳｍｉｔｈ ＆ Ｎｅｐｈｅｗ Ｐｕｂｌｉｃ Ｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ | Crushable negative pressure wound dressing |
| EP3157484B1 (en) | 2014-06-18 | 2020-02-26 | Smith & Nephew plc | Wound dressing |
| CN104161594A (en) * | 2014-08-14 | 2014-11-26 | 上海交通大学医学院附属上海儿童医学中心 | Delayed sternal closure skin incision seal and drainage device and application thereof |
| EP3288509B1 (en) | 2015-04-29 | 2022-06-29 | Smith & Nephew, Inc | Negative pressure wound closure device |
| US11471586B2 (en) | 2015-12-15 | 2022-10-18 | University Of Massachusetts | Negative pressure wound closure devices and methods |
| CN106726146A (en) * | 2017-01-18 | 2017-05-31 | 柴家科 | For the negative pressure wound surface therapeutic system of Wound treating |
| WO2019134169A1 (en) * | 2018-01-08 | 2019-07-11 | 万绵水 | Connecting device for wound protection dressing, and wound protection dressing |
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| CN1438904A (en) * | 2000-05-09 | 2003-08-27 | Kci特许公司 | Abdominal wound dressing |
| CN102065808A (en) * | 2008-06-23 | 2011-05-18 | 卡尔梅利·阿达汗 | Tissue enclosure |
| CN102107029A (en) * | 2010-03-23 | 2011-06-29 | 武汉维斯第医用科技有限公司 | Medical vacuum sealing drainage device |
| CN202427032U (en) * | 2011-12-01 | 2012-09-12 | 惠州市华阳医疗电子有限公司 | High-airtightness drainage tube |
| CN202822443U (en) * | 2012-05-07 | 2013-03-27 | 钟春燕 | Closed-type negative pressure drainage device |
| CN203436673U (en) * | 2013-07-17 | 2014-02-19 | 苏州爱得科技发展有限公司 | Negative-pressure drainage device for medical adhibiting membrane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202342661U (en) * | 2011-12-11 | 2012-07-25 | 威海世创医疗科技有限公司 | Sucker type flushable negative pressure drainage device |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438904A (en) * | 2000-05-09 | 2003-08-27 | Kci特许公司 | Abdominal wound dressing |
| CN102065808A (en) * | 2008-06-23 | 2011-05-18 | 卡尔梅利·阿达汗 | Tissue enclosure |
| CN102107029A (en) * | 2010-03-23 | 2011-06-29 | 武汉维斯第医用科技有限公司 | Medical vacuum sealing drainage device |
| CN202427032U (en) * | 2011-12-01 | 2012-09-12 | 惠州市华阳医疗电子有限公司 | High-airtightness drainage tube |
| CN202822443U (en) * | 2012-05-07 | 2013-03-27 | 钟春燕 | Closed-type negative pressure drainage device |
| CN203436673U (en) * | 2013-07-17 | 2014-02-19 | 苏州爱得科技发展有限公司 | Negative-pressure drainage device for medical adhibiting membrane |
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| CN103405846A (en) | 2013-11-27 |
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Address after: 215625 Zhangjiagang, Jiangsu Jin Nan Road, Fengzhen Patentee after: SUZHOU AND SCIENCE & TECHNOLOGY DEVELOPMENT CO., LTD, Address before: 215600 Suzhou, Jiangsu, Zhangjiagang Jin Fengzhen Town South Road, Suzhou science and Technology Development Co., Ltd. Patentee before: Suzhou AND Science & Technology Development Co., Ltd. |
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