CN211214903U - Medical negative pressure drainage device - Google Patents
Medical negative pressure drainage device Download PDFInfo
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- CN211214903U CN211214903U CN201921618032.2U CN201921618032U CN211214903U CN 211214903 U CN211214903 U CN 211214903U CN 201921618032 U CN201921618032 U CN 201921618032U CN 211214903 U CN211214903 U CN 211214903U
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- drainage
- negative pressure
- wound surface
- wound
- surface coating
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Abstract
The utility model discloses a medical negative pressure drainage device, which relates to the technical field of medical appliances and comprises a negative pressure drainage module, an adsorption film, a wound surface coating layer, a wound surface dressing, a sucker, a drainage part, a medicine adding pipe and a sealing cover; the middle part of the adsorption film is provided with a wound surface coating, the middle part of one side of the wound surface coating is provided with a wound surface dressing layer, the wound surface dressing layer is provided with a wound surface dressing, the wound surface dressing covers the wound surface, the outer edge of the wound surface coating is uniformly provided with a plurality of sucking discs, the middle part of the wound surface dressing is provided with a drainage part, and the drainage part and each sucking disc are respectively connected with a negative pressure drainage module; the other side of the wound surface coating is provided with a medicine feeding tube, one end of the medicine feeding tube is abutted against the wound surface coating layer, and the other end of the medicine feeding tube is provided with a sealing cover. Can prevent the occurrence of negative pressure failure or air leakage caused by the movement of the legs, and improve the curative effect of the negative pressure closed drainage.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a medical negative pressure drainage device.
Background
Negative pressure sealing drainage (VSD) is a completely new method for treating superficial wounds and for deep drainage, enabling the complete removal of secretions and necrotic tissue from the lacuna or the wound. The negative pressure closed drainage has the advantages of small wound, direct medicine to focus, short treatment time and the like, and is a standard treatment mode for treating various wound surfaces of orthopedics and surgery at present.
The common strip-shaped wound dressing or the square wound dressing can not effectively and tightly cover the knee wound and the soft crus tissues around the knee joint, the cost is high, and meanwhile, the problem of negative pressure failure or air leakage is easily caused by the movement of the legs of a patient, so that the curative effect of the negative pressure closed drainage is seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a medical negative pressure drainage device for solve above-mentioned technical problem.
The utility model adopts the technical scheme as follows:
a medical negative pressure drainage device, comprising: the negative pressure drainage module, the adsorption film, the wound surface coating layer, the wound surface dressing, the sucking disc, the drainage part, the medicine adding pipe and the sealing cover; the middle part of the adsorption film is provided with the wound surface coating, the middle part of one side of the wound surface coating is provided with the wound surface dressing layer, the wound surface dressing layer is provided with the wound surface dressing, the wound surface dressing covers the wound surface, the outer edge of the wound surface coating is uniformly provided with a plurality of suckers, the middle part of the wound surface dressing is provided with the drainage part, and the drainage part and each sucker are respectively connected with the negative pressure drainage module;
the other side of the wound surface coating is provided with the medicine feeding pipe, one end of the medicine feeding pipe is abutted against the wound surface coating layer, and the other end of the medicine feeding pipe is provided with the sealing cover.
Preferably, the adsorption film further comprises an adhesive tape, and the adhesive tape is arranged on the outer edge of the adsorption film.
Preferably, the drainage part is of a tubular structure, and a plurality of annular drainage holes are formed in the outer edge of the drainage part.
Preferably, the drainage portion is of an annular structure, the drainage portion comprises a flexible adsorption layer, and a plurality of drainage grooves are uniformly formed in the outer edge of one side, where the wound surface is abutted, of the flexible adsorption layer.
Preferably, the negative pressure drainage module comprises a negative pressure pump, a negative pressure pipe, a drainage bottle and an adsorption pipe, the negative pressure pump passes through the negative pressure pipe and the drainage bottle is connected, the drainage bottle passes through the drainage pipe and the drainage part is connected, and the drainage bottle passes through the adsorption pipe and the suction cups are connected.
As a further preference, the negative pressure drainage module further comprises a stop valve, and the stop valve is arranged on the drainage tube.
As a further preference, the negative pressure drainage module further comprises a negative pressure display, and the negative pressure display is arranged at the upper end of the drainage bottle.
As a further preference, the negative pressure drainage module further comprises a liquid outlet joint, and the lower end of the drainage bottle is provided with the liquid outlet joint.
The technical scheme has the following advantages or beneficial effects:
the utility model has simple structure, low manufacturing cost and convenient use; the utility model adopts the sucking disc mode to adsorb the wound surface coating on the wound surface, the sucking disc and the wound surface coating are coplanar, and the wound surface dressing is tightly attached on the wound surface under the action of the negative pressure drainage module, and the negative pressure drainage module is arranged, so that the wound surface position with the wound surface coating closed can form negative pressure, the phenomenon of negative pressure failure or air leakage caused by leg movement can be prevented, and the curative effect of the negative pressure closed drainage technique is improved; the utility model provides a negative pressure drainage device is applicable to the patient that knee joint postoperative wound healing is bad, knee joint is around and shank soft tissue swelling is comparatively obvious.
Drawings
Fig. 1 is a schematic structural view of the medical negative pressure drainage device of the present invention;
FIG. 2 is a bottom view of the wound dressing portion of the present invention;
FIG. 3 is a first structural view of the drainage portion of the present invention;
fig. 4 is a second structural schematic diagram of the drainage portion of the present invention.
In the figure: 1. an adsorption film; 2. coating the wound surface; 3. a wound dressing layer; 4. a wound dressing; 5. a suction cup; 6. a drainage part; 7. a medicine feeding pipe; 8. a sealing cover; 9. an adhesive tape; 10. an annular drainage hole; 11. a drainage groove; 12. a negative pressure pump; 13. a negative pressure tube; 14. a drainage tube; 15. a drainage bottle; 16. an adsorption tube; 17. a shut-off valve; 18. a negative pressure display; 19. a liquid outlet fitting; 20. scale lines are marked.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is a schematic structural view of the medical negative pressure drainage device of the present invention, fig. 2 is a bottom view of the part of the surface dressing layer of the middle wound, fig. 3 is a first schematic structural view of the middle drainage part of the present invention, and fig. 4 is a second schematic structural view of the middle drainage part of the present invention. Referring to fig. 1 to 4, a preferred embodiment is shown, which shows a medical negative pressure drainage device, comprising: the device comprises a negative pressure drainage module, an adsorption film 1, a wound surface coating layer 2, a wound surface dressing layer 3, a wound surface dressing 4, a sucking disc 5, a drainage part 6, a medicine adding pipe 7 and a sealing cover 8; the middle part of the adsorption film 1 is provided with a wound surface coating layer 2, the middle part of one side of the wound surface coating layer 2 is provided with a wound surface dressing layer 3, the wound surface dressing layer 3 is provided with a wound surface dressing 4, the wound surface dressing 4 covers the wound surface, the outer edge of the wound surface coating layer 2 is uniformly provided with a plurality of suckers 5, the middle part of the wound surface dressing layer 4 is provided with a drainage part 6, and the drainage part 6 and each sucker 5 are respectively connected with a negative pressure drainage module. In this embodiment, the shape of the wound coating 2 matches the shape of the knee of the human body, and the wound coating 2 is made of an elastic material.
The other side of the wound surface coating layer 2 is provided with a medicine adding pipe 7, one end of the medicine adding pipe 7 is abutted against the wound surface coating layer 3, and the other end of the medicine adding pipe 7 is provided with a sealing cover 8. As shown in fig. 2, in this embodiment, the suction surface of each suction cup 5 is coplanar with the surface of the wound coating 2 contacting the wound, an installation groove is formed in the outer edge of the wound coating 2 in this embodiment, the suction cup 5 is installed in the installation groove, and the suction cup 5 is arranged to suck the wound coating 2 on the wound. The size of the wound coating 2 in this embodiment may be selected according to the size of the wound, and when the area of the wound is large, the wound coating 2 with a large area may be selected, which may save materials. When the wound dressing is used, the sucking discs 5 are arranged around the periphery of the wound, the sucking discs 5 are adsorbed on the skin to enable the wound dressing 4 to be tightly attached to the wound, meanwhile, the drainage part 6 can be inserted into the wound or attached to the surface of the wound and used for sucking exudate of the wound, and the drainage part 6 is detachably connected with the middle part of the wound dressing 4. The negative pressure drainage module is used for providing negative pressure and realizing the absorption and storage of the exudate of the wound surface. The dressing can be added to the wound dressing layer 3 through the medicine adding pipe 7, and the dressing in the embodiment is a liquid dressing, such as ice water, so that postoperative control and edema prevention alleviation are facilitated. When a medicine is added through the medicine adding pipe, the liquid medicine can be rapidly diffused on the wound surface dressing layer 3 under the action of negative pressure, and the wound surface dressing layer 3 in the embodiment adopts polyvinyl alcohol sponge.
Further, as a preferred embodiment, the medical negative pressure drainage device further comprises an adhesive tape 9, and the outer edge of the adsorption film 1 is provided with the adhesive tape 9. In this embodiment, an annular slot is disposed on the outer edge of the adsorption film 1, the adhesive tape 9 is installed in the slot, and the adhesive tape 9 is used for fixing the adsorption film 1. When the adsorption type negative pressure drainage device is used, the adhesive tapes 9 are fixed on the skin, so that a sealing area is formed between the adhesive tapes 9, the adsorption film 1 and the wound surface coating 2 are tightly attached to the skin and the wound surface under the action of the negative pressure drainage module, blood circulation can be improved, absorption of liquid medicine is promoted, and swelling is relieved.
Further, as a preferred embodiment, the drainage portion 6 is a tubular structure, and a plurality of annular drainage holes 10 are formed in the outer edge of the drainage portion. In this embodiment, a tubular drainage portion 6 may be used when it is desired to insert the drainage portion 6 into the wound.
Further, as the embodiment of a preferred, drainage portion 6 is the loop configuration, and drainage portion 6 includes flexible adsorbed layer, and the outer fringe of one side that flexible adsorbed layer and surface of a wound offset is even is equipped with a plurality of drainage grooves 11. When it is desired to attach the drainage portion 6 to the surface of the wound, an annular drainage portion 6 may be used. The drainage groove 11 can accelerate the drainage of the drainage part.
Further, as a preferred embodiment, the negative pressure drainage module comprises a negative pressure pump 12, a negative pressure tube 13, a drainage tube 14, a drainage bottle 15 and an adsorption tube 16, the negative pressure pump 12 is connected with the drainage bottle 15 through the negative pressure tube 13, the drainage bottle 15 is connected with the drainage part 6 through the drainage tube 14, and the drainage bottle 15 is connected with the suction cups 5 through the adsorption tube 16. In this embodiment, the drainage tube 15 is detachably connected to the drainage part 6; the suction pipe 16 is integrally connected with the suction cup 5. The drainage bottle 15 is made of transparent materials, the scale marks 20 are arranged on the outer side wall of the drainage bottle 15, and the amount of the exudate in the drainage bottle 15 can be obtained by observing the scale marks 20.
Further, as a preferred embodiment, the negative pressure drainage module further comprises a stop valve 17, and the stop valve 17 is disposed on the drainage tube 14. When the stop valve 17 is opened, the drainage tube 14 is in a smooth state, a certain negative pressure is formed in the drainage bottle 15 at the moment, and the exudate in the drainage bottle 15 is discharged through the liquid outlet joint 19 under the action of the negative pressure pump 12.
Further, as a preferred embodiment, the negative pressure drainage module further comprises a negative pressure display 18, and the negative pressure display 18 is arranged at the upper end of the drainage bottle 15. The negative pressure display 18 is used for detecting and displaying the pressure value in the drainage bottle 15.
Further, as a preferred embodiment, the negative pressure drainage module further comprises a liquid outlet joint 19, and the lower end of the drainage bottle 15 is provided with the liquid outlet joint 19.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (8)
1. A medical negative pressure drainage device, comprising: the negative pressure drainage module, the adsorption film, the wound surface coating layer, the wound surface dressing, the sucking disc, the drainage part, the medicine adding pipe and the sealing cover; the middle part of the adsorption film is provided with the wound surface coating, the middle part of one side of the wound surface coating is provided with the wound surface dressing layer, the wound surface dressing layer is provided with the wound surface dressing, the wound surface dressing covers the wound surface, the outer edge of the wound surface coating is uniformly provided with a plurality of suckers, the middle part of the wound surface dressing is provided with the drainage part, and the drainage part and each sucker are respectively connected with the negative pressure drainage module;
the other side of the wound surface coating is provided with the medicine feeding pipe, one end of the medicine feeding pipe is abutted against the wound surface coating layer, and the other end of the medicine feeding pipe is provided with the sealing cover.
2. The medical negative pressure drainage device according to claim 1, further comprising an adhesive tape, wherein the adhesive tape is disposed on an outer edge of the absorbent membrane.
3. The medical negative pressure drainage device according to claim 1, wherein the drainage portion is tubular, and a plurality of annular drainage holes are formed in the outer edge of the drainage portion.
4. The medical negative pressure drainage device according to claim 1, wherein the drainage portion is of an annular structure, the drainage portion comprises a flexible adsorption layer, and a plurality of drainage grooves are uniformly formed in the outer edge of one side, which is opposite to the wound surface, of the flexible adsorption layer.
5. The medical negative pressure drainage device according to claim 1, wherein the negative pressure drainage module comprises a negative pressure pump, a negative pressure tube, a drainage bottle and an adsorption tube, the negative pressure pump is connected with the drainage bottle through the negative pressure tube, the drainage bottle is connected with the drainage portion through the drainage tube, and the drainage bottle is connected with the suckers through the adsorption tube.
6. The medical negative pressure drainage device of claim 5, wherein the negative pressure drainage module further comprises a shut-off valve disposed on the drainage tube.
7. The medical negative pressure drainage device of claim 5, wherein the negative pressure drainage module further comprises a negative pressure display, and the negative pressure display is arranged at the upper end of the drainage bottle.
8. The medical negative pressure drainage device of claim 5, wherein the negative pressure drainage module further comprises a liquid outlet connector, and the liquid outlet connector is arranged at the lower end of the drainage bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618032.2U CN211214903U (en) | 2019-09-26 | 2019-09-26 | Medical negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618032.2U CN211214903U (en) | 2019-09-26 | 2019-09-26 | Medical negative pressure drainage device |
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| Publication Number | Publication Date |
|---|---|
| CN211214903U true CN211214903U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921618032.2U Active CN211214903U (en) | 2019-09-26 | 2019-09-26 | Medical negative pressure drainage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115486989A (en) * | 2022-09-30 | 2022-12-20 | 中国人民解放军联勤保障部队第九0一医院 | Negative pressure wound surface treatment device |
-
2019
- 2019-09-26 CN CN201921618032.2U patent/CN211214903U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115486989A (en) * | 2022-09-30 | 2022-12-20 | 中国人民解放军联勤保障部队第九0一医院 | Negative pressure wound surface treatment device |
| CN115486989B (en) * | 2022-09-30 | 2023-07-18 | 中国人民解放军联勤保障部队第九0一医院 | Negative pressure wound surface treatment device |
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