CN102218189A - Special-purposed flexible cushion for negative pressure treatment - Google Patents
Special-purposed flexible cushion for negative pressure treatment Download PDFInfo
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- CN102218189A CN102218189A CN2011101576255A CN201110157625A CN102218189A CN 102218189 A CN102218189 A CN 102218189A CN 2011101576255 A CN2011101576255 A CN 2011101576255A CN 201110157625 A CN201110157625 A CN 201110157625A CN 102218189 A CN102218189 A CN 102218189A
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Abstract
The invention relates to a special-purposed flexible cushion for negative pressure treatment. The special-purposed flexible cushion comprises a medical foamed material, an external drainage tube and a built-in drainage tube, wherein the front end of the external drainage tube is connected with the back end of the built-in drainage tube by a plug-in type drainage joint; the back end of the external drainage tube is connected with a negative pressure source; the front section of the built-in drainage tube is wrapped up inside the medical foamed material; the back end of the built-in drainage tube is connected with the plug-in type drainage joint and extends to the outside of the external surface or the side surface of the medical foamed material; the special-purposed flexible cushion also comprises an external washing pipe and a built-in washing pipe; the front end of the external washing pipe is connected with the back end of the built-in washing pipe by a plug-in type washing joint; the back end of the external washing pipe is connected with a washing source; the built-in washing pipe passes through or is embedded in the medical foamed material; the back end of the built-in washing pipe extends to the outside of the external surface or the side surface of the medical foamed material; and the front end of the built-in washing pipe extends to a part below the internal surface of the medical foamed material or penetrates to the inside of the built-in drainage pipe. The special-purposed flexible cushion has the advantages that the special-purposed flexible cushion is convenient for force application when the external drainage pipe is spliced with and the wound of a patient is not squeezed; and the special-purposed flexible cushion is particularly suitable for parts of a human body, such as buttocks, the back and the like, which are easy to squeeze.
Description
Technical field
The present invention relates to medical apparatus and instruments, specifically is the special-purpose cushion of a kind of negative pressure treatment.
Background technology
The inventor once made improvement on existing VSD technical foundation, designed the special-purpose cushion of a kind of wound surface flushing-negative-pressure sealed drainage, this special use cushion has the function of wound surface flushing and negative pressure drainage concurrently, its structure comprises drainage tube, syringe pipe and foam material for medical use, use for convenient, drainage tube and syringe pipe are divided into two sections, wherein, drainage tube is divided into external drainage tube and built-in drainage tube, and built-in drainage tube partly or entirely is wrapped in and has a plurality of side openings among the foam material for medical use and on the tube wall.In the time of among built-in drainage tube all is wrapped in foam material for medical use, external drainage tube front end is embedded in the foam material for medical use by a kind of, and the plug-in type flow sub that interface exposes to the foam material for medical use outer surface is connected with built-in drainage tube is dismantled and assembled, and external drainage tube rear end connects negative pressure source.The syringe pipe similar, and built-in syringe pipe is wrapped in the foam material for medical use, front end injects in the built-in drainage tube or stretch out in outside the foam material for medical use inner surface, built-in syringe pipe rear end is same adopts a kind of being embedded in the foam material for medical use, and the plug-in type flush-through connection that interface exposes to the foam material for medical use outer surface is connected with external syringe pipe removably.
The use of the dressing structure of above-mentioned employing VSD technology is: at first need the foam material for medical use card of this dressing structure is invested on patient's the open wound or wound surface, using medical sticking film then pastes foam material for medical use and is sealed on the normal skin, at last with external drainage tube with in external syringe pipe inserts corresponding joint and be connected negative pressure source and flushing device, start flushing source and negative pressure source, promptly begin wound surface is washed, and sepage or downright bad material drain etc.
Find that in use there is following shortcoming in said structure: when pegging graft external drainage tube or external syringe pipe, must suitably firmly extension tube attached could be inserted in the joint, because joint is embedded in the foamed materials, joint is perpendicular to the outer surface of foamed materials, can't arrest and anchor tip this moment with a hands, the another hands inserts joint with extension tube attached, can only be with extension tube attached with joint together with foamed materials to patient's human body direction with defeating, extension tube attached could be injected in the joint like this, thus, inevitably will press wound, bring unnecessary misery to the patient; In addition, because extension tube attached is vertically to insert joint, therefore can protrude on the foamed materials, when the patient stands up or when the patient body many places need be treated, might cause the affected part towards bed, vertical joint and extension tube attached will be withstood the affected part and caused suffering this moment, can influence the healing of patient's wound surface when serious.
Also have, in general extension tube attached can be rotated by the solderless wrapped connection head, but now because joint is vertically to be located in the foamed materials, and extension tube attached can only be rotated in horizontal plane around vertical axis, this has inconvenient part sometimes on using.
Summary of the invention
Purpose of the present invention just is to provide a kind of special-purpose cushion of negative pressure treatment that has the plug-in type extension tube attached, and is firmly convenient and can not be expressed to patient's wound during its grafting extension tube attached, can also avoid the patient to be subjected to the roof pressure of extension tube attached junction and produces misery.
Purpose of the present invention can realize by following technical measures: the special-purpose cushion of a kind of negative pressure treatment, comprise foam material for medical use, external drainage tube and built-in drainage tube, the front end of described external drainage tube is connected by a plug-in type flow sub with the rear end of described built-in drainage tube, and described external drainage tube rear end connects negative pressure source; It is characterized in that: the leading portion of described built-in drainage tube be wrapped in the foam material for medical use and have a plurality of drain side openings on the tube wall, the rear end stretches out in outside described foam material for medical use outer surface or the side.
The axis of the interface of the external drainage tube of described plug-in type flow sub is parallel to the outer surface of described foam material for medical use.
On the basis of the above, the present invention can also do following improvement:
Also include external syringe pipe and built-in syringe pipe, the front end of described external syringe pipe is connected by the plug-in type flush-through connection with the rear end of built-in syringe pipe, and described external syringe pipe rear end connects the flushing source; Described built-in syringe pipe passes that described foam material for medical use, rear end stretch out in outside described foam material for medical use outer surface or the side, front end stretches out in the inner surface below or pierces in the described built-in drainage tube, and offers a plurality of flushing side openings on the leading portion tube wall; Described external syringe pipe stage casing is through in the described external drainage tube, all draw from the through hole that described external drainage tube tube wall has front-end and back-end;
Described special-purpose cushion also comprises external syringe pipe, and described external syringe pipe rear end connects the flushing source, front end is through in the described external drainage tube;
Described flow sub and flush-through connection are made the drainage wash joint of integral type, described drainage wash joint is connected with built-in drainage tube and/or built-in syringe pipe respectively, the front end of external drainage tube, external syringe pipe is removably connected by integral type drainage wash joint, and external syringe pipe rear end connects the flushing source or is provided with plug;
Described bayonet joint is the joint of single head plug-in type, and joint and built-in pipe one are made, and extension tube attached is that plug-in type connects, and the axis of the interface of the external drainage tube of plug-in type flow sub is parallel to the outer surface of foam material for medical use;
Described flow sub and syringe pipe joint are angle coupling or straight coupling, and the axis of two interfaces of described angle coupling is vertical mutually, the axis coaxle of two interfaces of described straight coupling;
Be coated with gas impermeable material layer on the outer surface of foamed materials 2, the area of gas impermeable material layer is equal to or greater than foam material for medical use, has viscosity and is coated with the viscosity protection sheet greater than the neighboring of the gas impermeable material layer of foam material for medical use.So both can use mucosa separately, also can directly foam material for medical use be fixed on the skin, external then drainage tube and negative pressure source etc.
Compared with prior art, the special-purpose cushion of negative pressure treatment of the present invention has following advantage:
1, because the flow sub and the syringe pipe joint of this cushion all are positioned at the foam material for medical use outside, therefore, when connecting external drainage tube or external syringe pipe, can pinch joint on the other hand and on the other hand extension tube attached be inserted, thereby the strength when avoiding pegging graft is transmitted to wound surface and causes unnecessary misery to the patient;
2, because flow sub and syringe pipe joint all can adopt straight coupling or horizontal joint, thereby the connection angle of external drainage tube/external syringe pipe and foam material for medical use can be adjusted at any time, to adapt to the azimuth-range of external instrument; In addition, also many extension tube attached can be adjusted to same orientation, carry out regular arrangement, convenient postoperative nursing and treatment;
3, because built-in pipe and external drainage tube are the parallel direction connection on the dressing surface, use the position to be oppressed even can guarantee this cushion by the patient, drainage tube and flow sub can the roof pressure wound surface yet, thereby avoided oppressed and cause painful of axial joint area or influenced undesirable condition such as wound healing.
Description of drawings
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the cutaway view (along the A-A line of Fig. 2) of the embodiment one of the special-purpose cushion of negative pressure treatment of the present invention;
Fig. 2 embodiment illustrated in fig. 1 one removes the vertical view after the extension tube attached;
Fig. 3 is that embodiment illustrated in fig. 2 one joint rotates to be the sketch map after the interface axis is parallel to the foam material for medical use outer surface;
Fig. 4 is the horizontal cross of specific embodiments of the invention two;
Fig. 5 is the vertical view of specific embodiment two shown in Figure 4;
Fig. 6 is the longitudinal section of specific embodiments of the invention three;
Fig. 7 is the horizontal cross of specific embodiments of the invention four;
Fig. 8 is the horizontal cross of specific embodiments of the invention five;
Fig. 9 is the longitudinal section of specific embodiments of the invention six;
Figure 10 is the longitudinal section of specific embodiments of the invention seven;
Figure 11 is the longitudinal section of specific embodiments of the invention eight.
The specific embodiment
Specific embodiments of the invention one as shown in Figure 1 to Figure 3, comprise drainage tube 1, foam material for medical use 2 and syringe pipe 13, drainage tube 1 is divided into external drainage tube 3 and built-in drainage tube 4, in the present embodiment, the leading portion of built-in drainage tube 4 is embedded in the foam material for medical use and has a plurality of drains side opening 5 on the leading portion tube wall, the rear end of built-in drainage tube is stretched out the foam material for medical use outer surface and is connected with external drainage tube 4 by plug-in type flow sub 6, this routine flow sub 6 adopts angle coupling, promptly the axis of two of this joint interfaces is vertical mutually, in other embodiments, also can adopt straight coupling, the axis coaxle of two interfaces of straight coupling.Being communicated with built-in drainage tube 4 by plug-in type flow sub 6 when external drainage tube 3 uses, also is that external drainage tube and flow sub are for being removably connected external drainage tube 3 back termination negative pressure sources.
The structure of syringe pipe 13 is identical with drainage tube 1, be divided into external syringe pipe 9 and built-in syringe pipe 10 equally, built-in syringe pipe leading portion passes foam material for medical use 2, pass part and place foam material for medical use 2 inner surfacies below, stretch out outside foam material for medical use 2 outer surfaces rear end, the rear end of the front end of external syringe pipe 9 and built-in syringe pipe 10 is removably connected by plug-in type flush-through connection 11, and external syringe pipe rear end connects the flushing source or is provided with plug.
During use, this device is covered on open wound or the wound surface, dressing can adopt medical PVA foamed materials or medical polyurethane foamed materials etc., using medical sticking film pastes this device and is sealed on the normal skin, then on sticking film, the exit puncture of built-in drainage tube and built-in syringe pipe, connect each joint, each extension tube attached, negative pressure source or flushing device then more successively from the puncture position, starting negative pressure source and just can carry out drain wound exudate or downright bad material, negative pressure source is generally-12～-80kPa.
Because flow sub 6 is exposed to outside foam material for medical use 2 outer surfaces, can one when pegging graft built-in drainage tube 4 and external drainage tube 3 holds flow sub 6 and help on the other hand firmly to insert external drainage tube, thereby touch wound surface when avoiding pegging graft firmly; In addition, also can adjust the direction of external drainage tube 3 as required, promptly reversing the angle of regulating between flow sub 6 and the foam material for medical use surface gets final product, as Fig. 3 is exactly with the effect behind flow sub 6 half-twists, also be the outer surface that the axis of the interface of external drainage tube on the plug-in type flow sub is parallel to foam material for medical use, the external drainage tube 3 of this moment is also parallel with foam material for medical use 2 surfaces.Equally also can adjust the angle between this flush-through connection 11 and foam material for medical use 2 surfaces, thereby adjust this syringe pipe 13 and the angle foam material for medical use surface.
Fig. 4 and embodiment two shown in Figure 5, the leading portion that is built-in drainage tube 4 with embodiment one difference is gone into from the side straight cutting of medical foamed materials 2, it (can certainly be that all draw from the through hole that the tube wall of external drainage tube 3 has external syringe pipe front-end and back-end that external syringe pipe 9 rear ends connect that flushing source or plug 90, front end be through in the external drainage tube 3, external syringe pipe 9 front ends and flush-through connection 11 after drawing are removably connected), convenient so external syringe pipe 9 and external drainage tube 3 one are made (or assembling in advance).Wherein flow sub 6 is an angle coupling.
Embodiment three shown in Figure 6 is with embodiment two differences: the rear end of built-in drainage tube 4 is inserted in it by the outer surface (upper surface) of foam material for medical use 2, and flow sub 6 adopts straight coupling.
Embodiment four shown in Figure 7 is with embodiment two differences: flow sub 6 adopts straight coupling.
Embodiment five shown in Figure 8, be with embodiment one difference: built-in drainage tube 4 and built-in syringe pipe 10 directly insert by the side of foam material for medical use 2, and flow sub 6 and flush-through connection 11 all adopt straight coupling.
Embodiment six shown in Figure 9; be that with embodiment one difference built-in syringe pipe 10 front ends pierce in the built-in drainage tube 4; in addition; on the outer surface of foamed materials 2, be coated with gas impermeable material layer 12; the area of gas impermeable material layer is equal to or greater than foam material for medical use, has viscosity and is coated with viscosity protection sheet 13 greater than the neighboring of the gas impermeable material layer of foam material for medical use.So both can use mucosa separately, also can directly foam material for medical use be fixed on the skin, external then drainage tube and negative pressure source etc.
Embodiment seven shown in Figure 10 is that with embodiment one difference external syringe pipe 9 stage casings are through in the described external drainage tube 3, all draw from the through hole that external drainage tube 3 tube walls have front-end and back-end.
Flow sub can also be made of one the drainage wash joint of formula with flush-through connection.
Plug-in type drain in the various embodiments described above or flush-through connection all are can peg graft in two ends, also promptly joint can be reversed with respect to connection tube, and this is more convenient for regulating the angle of connection tube and foam material for medical use outer surface.
Can certainly make the joint of single head plug-in type, be that a joint and a connected tube one are made (generally being the built-in pipe that is connected on the foam material for medical use), having only extension tube attached is that plug-in type connects, at this moment just need the axis of interface of the external drainage tube of plug-in type flow sub to be parallel to the outer surface of foam material for medical use, so just convenient pegging graft.
Embodiment eight as shown in figure 11, be that with embodiment seven differences the back segment of described built-in drainage tube is to insert foamed materials 2 sideling, joint is the joint of single head plug-in type, joint and built-in pipe one are made, extension tube attached is that plug-in type connects, and the axis of the interface of the external drainage tube of plug-in type flow sub is parallel to the outer surface of foam material for medical use.
Claims (9)
1. the special-purpose cushion of a negative pressure treatment, comprise foam material for medical use, external drainage tube and built-in drainage tube, the front end of described external drainage tube is connected by the plug-in type flow sub with the rear end of described built-in drainage tube, and described external drainage tube rear end connects negative pressure source; It is characterized in that: the leading portion of described built-in drainage tube be wrapped in the foam material for medical use and have a plurality of drain side openings on the tube wall, the rear end stretches out in outside described foam material for medical use outer surface or the side.
2. the special-purpose cushion of negative pressure treatment according to claim 1, it is characterized in that: the axis of the interface of external drainage tube is parallel to the outer surface of described foam material for medical use on the described plug-in type flow sub.
3. the special-purpose cushion of negative pressure treatment according to claim 1 and 2, it is characterized in that: also include external syringe pipe and built-in syringe pipe, the front end of described external syringe pipe is connected by the plug-in type flush-through connection with the rear end of built-in syringe pipe, and described external syringe pipe rear end connects the flushing source; Described built-in syringe pipe passes that described foam material for medical use, rear end stretch out in outside described foam material for medical use outer surface or the side, front end stretches out in the inner surface below or pierces in the described built-in drainage tube.
4. the special-purpose cushion of negative pressure treatment according to claim 3 is characterized in that: described external syringe pipe stage casing is through in the described external drainage tube, all draw from the through hole that described external drainage tube tube wall has front-end and back-end.
5. the special-purpose cushion of negative pressure treatment according to claim 1 and 2, it is characterized in that: described special-purpose cushion also comprises external syringe pipe, described external syringe pipe rear end connects the flushing source, front end is through in the described external drainage tube.
6. the special-purpose cushion of negative pressure treatment according to claim 3, it is characterized in that: described flow sub and flush-through connection are made the drainage wash joint of integral type, described drainage wash joint is connected with built-in drainage tube and/or built-in syringe pipe respectively, the front end of external drainage tube, external syringe pipe is removably connected by integral type drainage wash joint, and external syringe pipe rear end connects the flushing source or is provided with plug.
7. the special-purpose cushion of negative pressure treatment according to claim 6; it is characterized in that: be coated with gas impermeable material layer on the outer surface of described foamed materials; the area of gas impermeable material layer is equal to or greater than foam material for medical use, has viscosity and is coated with the viscosity protection sheet greater than the neighboring of the gas impermeable material layer of foam material for medical use.
8. the special-purpose cushion of negative pressure treatment according to claim 3, it is characterized in that: described bayonet joint is the joint of single head plug-in type, joint and built-in pipe one are made, extension tube attached is that plug-in type connects, and the axis of the interface of the external drainage tube of plug-in type flow sub is parallel to the outer surface of foam material for medical use.
9. the special-purpose cushion of negative pressure treatment according to claim 8; it is characterized in that: be coated with gas impermeable material layer on the outer surface of described foamed materials; the area of gas impermeable material layer is equal to or greater than foam material for medical use, has viscosity and is coated with the viscosity protection sheet greater than the neighboring of the gas impermeable material layer of foam material for medical use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101576255A CN102218189A (en) | 2011-06-13 | 2011-06-13 | Special-purposed flexible cushion for negative pressure treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101576255A CN102218189A (en) | 2011-06-13 | 2011-06-13 | Special-purposed flexible cushion for negative pressure treatment |
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| Publication Number | Publication Date |
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| CN102218189A true CN102218189A (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101576255A Pending CN102218189A (en) | 2011-06-13 | 2011-06-13 | Special-purposed flexible cushion for negative pressure treatment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580222A (en) * | 2012-02-10 | 2012-07-18 | 朱新生 | High negative pressure non-clogging drainage tube |
| CN102649000A (en) * | 2012-05-09 | 2012-08-29 | 李孝建 | Negative pressure sealing drainage device and operation method |
| WO2013131416A1 (en) * | 2012-03-09 | 2013-09-12 | Zhu Xinsheng | Medical block-free negative pressure wound surface therapy device |
| CN103830833A (en) * | 2014-02-12 | 2014-06-04 | 萨科（厦门）医疗科技有限公司 | Negative-pressure drainage device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1897569A1 (en) * | 2001-08-24 | 2008-03-12 | KCI Licensing, Inc. | Vacuum assisted tissue treatment system |
| CN101664578A (en) * | 2009-09-22 | 2010-03-10 | 宋九宏 | Negative pressure sealing drainage device of surface wound tissue |
| CN101829388A (en) * | 2010-03-23 | 2010-09-15 | 武汉维斯第医用科技有限公司 | Negative pressure closed drainage device |
| CN201643356U (en) * | 2010-05-18 | 2010-11-24 | 朱新生 | Negative pressure drainage device |
| CN202113478U (en) * | 2011-06-13 | 2012-01-18 | 朱新生 | Special soft cushion for negative pressure treatment |
-
2011
- 2011-06-13 CN CN2011101576255A patent/CN102218189A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1897569A1 (en) * | 2001-08-24 | 2008-03-12 | KCI Licensing, Inc. | Vacuum assisted tissue treatment system |
| CN101664578A (en) * | 2009-09-22 | 2010-03-10 | 宋九宏 | Negative pressure sealing drainage device of surface wound tissue |
| CN101829388A (en) * | 2010-03-23 | 2010-09-15 | 武汉维斯第医用科技有限公司 | Negative pressure closed drainage device |
| CN201643356U (en) * | 2010-05-18 | 2010-11-24 | 朱新生 | Negative pressure drainage device |
| CN202113478U (en) * | 2011-06-13 | 2012-01-18 | 朱新生 | Special soft cushion for negative pressure treatment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580222A (en) * | 2012-02-10 | 2012-07-18 | 朱新生 | High negative pressure non-clogging drainage tube |
| WO2013131416A1 (en) * | 2012-03-09 | 2013-09-12 | Zhu Xinsheng | Medical block-free negative pressure wound surface therapy device |
| CN102649000A (en) * | 2012-05-09 | 2012-08-29 | 李孝建 | Negative pressure sealing drainage device and operation method |
| CN103830833A (en) * | 2014-02-12 | 2014-06-04 | 萨科（厦门）医疗科技有限公司 | Negative-pressure drainage device |
| CN103830833B (en) * | 2014-02-12 | 2016-05-11 | 萨科（厦门）医疗科技有限公司 | A kind of negative pressure drainage device |
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Application publication date: 20111019 |