CN202569162U - Closed negative pressure draining device - Google Patents
Closed negative pressure draining device Download PDFInfo
- Publication number
- CN202569162U CN202569162U CN2012201432738U CN201220143273U CN202569162U CN 202569162 U CN202569162 U CN 202569162U CN 2012201432738 U CN2012201432738 U CN 2012201432738U CN 201220143273 U CN201220143273 U CN 201220143273U CN 202569162 U CN202569162 U CN 202569162U
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- Prior art keywords
- negative pressure
- catheter
- medical dressing
- drainage device
- closed negative
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Abstract
The utility model discloses a closed negative pressure draining device which comprises a medical dressing and at least one guide pipe. And the guide pipe comprises an extended section out of the dressing and an exchanged section in the dressing. The exchanged section is provided with a structure communicated with the dressing and the structure is an open hole of a side wall of the guide pipe and/or an open port of one tail end of the guide pipe. One end of the guide pipe is provided with a self-sealed piece. The closed negative pressure draining device has the advantages that as one end of the guide pipe is provided with the self-sealed piece, the draining pipe route is not opened when wounds need washing and medicine needs filling, and infection opportunities are reduced. After washing, the self-sealed piece has self-sealing performance, and thereby operation is convenient with no any sealing unit.
Description
Technical field
This utility model relates to a kind of medical treatment and nursing device, is specifically related to a kind of closed negative pressure drainage device.
Background technology
Closed negative pressure drainage (VSD) is meant the wound surface that covers or fill skin, soft tissue defects with the polyethylene ethanol aquation Sargassum salt foam dressing that contains drainage tube; The biological semipermeable membrane of reuse seals it; Make it become a confined space; Connect negative pressure source to drainage tube at last, promote a kind of Therapeutic Method of wound healing through controllable negative pressure.Closed negative pressure drainage (VSD) is by the initiatives such as Fleischmann of the traumatology department of German UIM university; The healing that promotes wound surface (especially chronic wound) acted on obtained abundant affirmation in the clinical practice; Not only reduce the hardship that the patient changes dressings, also can shorten treatment cycle and reduce medical expense.
The wound device is protected in the negative-pressure sealed formula drain of using at present, does not have flushing line basically, and it is open connection that pipeline connects, and when needs flushing or medication, need pull up the attraction pipeline, and open pipeline is connected with flush-through connection.In the prior art, the negative-pressure sealed formula drain of some use is protected the wound device and is had flushing line, but its terminal stopper that adopts carries out shutoff, when the needs flushing, when taking off stopper, possibly bring certain external risk of infection.And after flushing finishes, also need shutoff pipeline once more, complex operation.
Summary of the invention
This utility model technical problem to be solved is to overcome the negative-pressure sealed formula drain of prior art and protects when creating device flushing or medication; The defective that have complex operation, is easy to infect, provide a kind of minimizing infection chance, can self-packing closed negative pressure drainage device.
In order to solve these problems of the prior art; The technical scheme that this utility model provides is: closed negative pressure drainage device; Comprise medical dressing and at least one conduit, and said conduit is included in the outer extension of said medical dressing and extend into the exchange section in the said medical dressing, said exchange section has the structure that is communicated with medical dressing; It is characterized in that, be provided with the self sealss part at an end of said at least one conduit.
Preferably, a said conduit exchange section structure that is communicated with medical dressing is the perforate of duct wall and/or the open port of catheter tip.
Preferably, said closed negative pressure drainage device comprises at least one negative pressure catheter.
Preferably, said closed negative pressure drainage device comprises that at least always negative pressure catheter and open end extend into the irrigating catheter in the said medical dressing, is provided with the self sealss part at the other end of said irrigating catheter.
Preferably, said closed negative pressure drainage device comprises that the negative pressure catheter of a U-bend and open end extend into the irrigating catheter in the said medical dressing, is provided with the self sealss part at the other end of said irrigating catheter.
Preferably, the negative pressure catheter of said U-bend is included in outer two ends extension of said medical dressing and the exchange section that extend into the mid portion of said medical dressing, is provided with the self sealss part at an end of said negative pressure catheter.
Preferably, said self sealss part is that self sealss injection member or self sealss do not have needle adapter.
In this utility model; Described " self sealss part comprise self sealss injection member or self sealss do not have needle adapter "; Described " self sealss injection member " is terminal the punctured rubber seal of pipeline; Be applicable to the puncture of entry needle or transfusion needle, when entry needle or transfusion needle were extracted, rubber seal was because elastic reaction seal automatically then.Described " self sealss do not have needle adapter " can self-packing no needle adapter for what be suitable for fluid drip or flushing, and it has the elasticity structure that automatically resets, and when needs use the drug irrigation wound, uses infusion apparatus to connect through this joint and connects pipeline.When extracting infusion or flushing during apparatus, elastic piston or the elastic rubber fitting automatic sealing pipeline outlet that resets in this joint.
In this utility model, described " negative pressure catheter ", the pipeline that promptly is connected with negative pressure source.The exchange section of negative pressure catheter is the part that attraction pipeline and medical dressing carry out mass exchange, and the secretions of wound attracts pipeline to excrete through the gap of medical dressing and the hole entering of exchange section.
In this utility model, described " irrigating catheter " promptly can or wash the pipeline that apparatus is connected with transfusion.The exchange section of irrigating catheter is the part that irrigating catheter and medical dressing carry out mass exchange, i.e. transfusion or the liquid that washes apparatus are achieved to the flushing action of wound through the part of irrigating catheter and the hole entering medical dressing that contacts with medical dressing thereof.
In this utility model, described " conduit " comprises negative pressure catheter and irrigating catheter.
The advantage of the closed negative pressure drainage device of this utility model is: the closed negative pressure drainage device of this utility model; Because an end of flushing or negative pressure catheter is provided with the self sealss part; Irrigate at needs, during dabbling drug, without the open drainage pipeline, airtight flushing can reduce infection chance.And the flushing finish after, the self sealss part has self-packing performance, and is without the reuse closing device, easy and simple to handle.
Description of drawings
Below in conjunction with accompanying drawing and embodiment this utility model is further described:
Fig. 1 is an embodiment sketch map of the closed negative pressure drainage device of this utility model;
Fig. 2 is the another embodiment sketch map of the closed negative pressure drainage device of this utility model;
Fig. 3 is the another embodiment sketch map of the closed negative pressure drainage device of this utility model;
Fig. 4 is the another embodiment sketch map of the closed negative pressure drainage device of this utility model;
Fig. 5 is the another embodiment sketch map of the closed negative pressure drainage device of this utility model;
Fig. 6 is the another embodiment sketch map of the closed negative pressure drainage device of this utility model;
Fig. 7 is the another embodiment sketch map of the closed negative pressure drainage device of this utility model.
Wherein: 1 self sealss injection member; 2 negative pressure catheters; The extension of 21 negative pressure catheters; The exchange section of 22 negative pressure catheters.
3 irrigating catheters; The extension of 31 irrigating catheters; The exchange section of 32 irrigating catheters;
4 medical dressing; 5 self sealss do not have needle adapter; 6 open ports; 7 side-wall holes.
The specific embodiment
One embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 1; Comprise a medical dressing 4 and a U-shaped negative pressure catheter 2; U-shaped negative pressure catheter 2 is included in the extension 21 outside the said medical dressing 4 and extend into the exchange section 22 in the said medical dressing 4; And exchange section 22 has the structure that is communicated with medical dressing 4, and connectivity structure is for being the side-wall hole 7 of negative pressure catheter 2 in the present embodiment.And the end at U-shaped negative pressure catheter 2 is provided with self sealss injection member 1.
The another embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 2 comprises a medical dressing 4 and a negative pressure catheter 2, and negative pressure catheter 2 is that an open end 6 extend into the straight tube in the medical dressing 4; Comprise that also an open end 6 extend into the irrigating catheter 3 in the said medical dressing 4, be provided with self sealss injection member 1 at the other end of irrigating catheter 3.Irrigating catheter 3 is included in the extension 31 outside the medical dressing 4 and extend into the exchange section 32 in the medical dressing 4, and said exchange section 32 has the structure that is communicated with medical dressing, and connectivity structure is the side-wall hole 7 and open port 6 of irrigating catheter 3 in the present embodiment.
The another embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 3 comprises medical dressing 4 and two straight negative pressure catheters 2, and an open end of negative pressure catheter 2 extend in the medical dressing 4; Comprise that also an open end extend into the irrigating catheter 3 in the said medical dressing, being provided with self sealss at the other end of irrigating catheter 3 does not have needle adapter 5.
The another embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 4 comprises medical dressing 4 and U-shaped negative pressure catheter 2, and the sidewall that negative pressure catheter 2 extend into part in the medical dressing 4 is provided with some holes; Comprise that also an open end extend into the irrigating catheter 3 in the said medical dressing, being provided with self sealss at the other end of irrigating catheter 3 does not have needle adapter 5.
The another embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 5, irrigating catheter 3 one open ends extend in the medical dressing, are provided with self sealss injection member 1 at the other end of irrigating catheter 3.
The another embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 6; Comprise medical dressing 4 and U-shaped negative pressure catheter 2; The sidewall that U-shaped negative pressure catheter 2 extend into part in the medical dressing 4 is provided with some holes, and an end of U-shaped negative pressure catheter 2 is provided with self sealss injection member 1; Comprise that also an open end extend into the irrigating catheter 3 in the said medical dressing, being provided with self sealss at the other end of irrigating catheter 3 does not have needle adapter 5.
The another embodiment of the closed negative pressure drainage device of this utility model as shown in Figure 7; Comprise medical dressing 4 and two straight negative pressure catheters 2; Negative pressure catheter 2 is included in the extension 21 outside the medical dressing 4 and extend into the exchange section 22 in the medical dressing; Exchange section 22 has the structure that is communicated with medical dressing 4, and the structure that is communicated with in the present embodiment is a side-wall hole 7, and end one end of negative pressure catheter 2 is provided with self sealss is not had needle adapter 5.
Certainly, the foregoing description only is the technical conceive and the characteristics of explanation this utility model, and its purpose is the content that lets people can understand this utility model and implements according to this, can not limit the protection domain of this utility model with this.All equivalent transformation or modifications of doing according to the spirit of this utility model main technical schemes all should be encompassed within the protection domain of this utility model.
Claims (8)
1. closed negative pressure drainage device; Comprise medical dressing and at least one conduit; And said conduit is included in the outer extension of said medical dressing and extend into the exchange section in the said medical dressing; Said exchange section has the structure that is communicated with medical dressing, it is characterized in that, is provided with the self sealss part at an end of said at least one conduit.
2. closed negative pressure drainage device according to claim 1 is characterized in that, the structure that said conduit exchange section is communicated with medical dressing is the perforate of duct wall and/or the open port of catheter tip.
3. closed negative pressure drainage device according to claim 2 is characterized in that, said closed negative pressure drainage device comprises at least one negative pressure catheter.
4. closed negative pressure drainage device according to claim 3 is characterized in that, said negative pressure catheter is negative pressure catheter or a U-bend always.
5. closed negative pressure drainage device according to claim 2; It is characterized in that; Said closed negative pressure drainage device comprises that at least always negative pressure catheter and open end extend into the irrigating catheter in the said medical dressing, is provided with the self sealss part at the other end of said irrigating catheter.
6. closed negative pressure drainage device according to claim 2; It is characterized in that; Said closed negative pressure drainage device comprises that the negative pressure catheter of a U-bend and open end extend into the irrigating catheter in the said medical dressing, is provided with the self sealss part at the other end of said irrigating catheter.
7. closed negative pressure drainage device according to claim 4; It is characterized in that; The negative pressure catheter of said U-bend is included in outer two ends extension of said medical dressing and the exchange section that extend into the mid portion of said medical dressing, is provided with the self sealss part at an end of said negative pressure catheter.
8. according to each described closed negative pressure drainage device of claim 1-7, it is characterized in that said self sealss part is that self sealss injection member or self sealss do not have needle adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201432738U CN202569162U (en) | 2012-04-09 | 2012-04-09 | Closed negative pressure draining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201432738U CN202569162U (en) | 2012-04-09 | 2012-04-09 | Closed negative pressure draining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202569162U true CN202569162U (en) | 2012-12-05 |
Family
ID=47238623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201432738U Expired - Fee Related CN202569162U (en) | 2012-04-09 | 2012-04-09 | Closed negative pressure draining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202569162U (en) |
-
2012
- 2012-04-09 CN CN2012201432738U patent/CN202569162U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Shenyang Dekang Medicine Technology Co., Ltd. Document name: Notification to Go Through Formalities of Registration |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Shenyang Dekang Medicine Technology Co., Ltd. Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Shenyang Dekang Medicine Technology Co., Ltd. Document name: Notification of Termination of Patent Right |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20130409 |