CN208464930U - A kind of device of easy Wound-surface negative pressure drainage - Google Patents
A kind of device of easy Wound-surface negative pressure drainage Download PDFInfo
- Publication number
- CN208464930U CN208464930U CN201720911298.0U CN201720911298U CN208464930U CN 208464930 U CN208464930 U CN 208464930U CN 201720911298 U CN201720911298 U CN 201720911298U CN 208464930 U CN208464930 U CN 208464930U
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- China
- Prior art keywords
- cylinder
- valve
- vacuumizing
- connecting tube
- negative pressure
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Abstract
A kind of device of easy Wound-surface negative pressure drainage of the utility model, including pumping liquid device, connecting tube, chassis, pumping liquid device are connected by connecting tube with chassis；Pumping liquid device is formed by vacuumizing cylinder, vacuumizing piston, push-pull rod, handle, catheter, the first check valve, second one-way valve, liquid storing bag, vacuumizing piston setting is vacuumizing in cylinder, push-pull rod is connected in vacuumizing piston, the end of push-pull rod is vacuumizing outside cylinder and handle is arranged；Chassis is made of porous foam dressing, medical film, extraction valve, the vacuum control valve pasted, the bottom periphery of foam dressing, which is provided with, medical pastes film, extraction valve is arranged in the upper end of foam dressing, and extraction valve is connected with connecting tube, and the side of extraction valve is arranged in vacuum control valve.The utility model realizes the collection of the foundation of negative pressure, sepage using easy pumping liquid device, reduces use cost, reduces burden of patients, while can be needed to control pressure limit according to treatment.
Description
Technical field
The utility model belongs to the field of medical instrument technology, particularly relates to a kind of dress of easy Wound-surface negative pressure drainage
It sets.
Background technique
Negative pressure wound surface cure is to treat one of various acute injuries, the state-of-the-art technology of refractory chronic wound,
Its working principle is that the porous foam dressing of the surface of a wound is covered, and sealed with the transparent membrane with medical viscose glue
It closes, excessive oozing of blood, sepage is then drained by negative pressure drainage device, to promote the surface of a wound to clean and healing.
Mode currently used for creating Wound-surface negative pressure mainly has using negative pressure wound therapy instrument and two kinds of negative pressure drainage device
Mode.The former higher operating costs, patient economy burden weight；The latter's pressure value after absorbing sepage becomes smaller, and vacuum effect is not permanent
It is fixed.
Summary of the invention
The utility model makes up the deficiencies in the prior art aiming at the above problem, provides a kind of easy Wound-surface negative pressure
The device of drainage；The utility model realizes the collection of the foundation of negative pressure, sepage by using easy pumping liquid device, reduces
Use cost, reduces burden of patients, while can need to control pressure limit according to treatment.
To achieve the above object, the utility model adopts the following technical solution.
A kind of device of easy Wound-surface negative pressure drainage of the utility model, it is characterised in that: including pumping liquid device, connection
Pipe, chassis, the pumping liquid device are connected by connecting tube with chassis；
The pumping liquid device is by vacuumizing cylinder, vacuumizing piston, push-pull rod, handle, catheter, the first check valve,
Two check valves, liquid storing bag composition, the vacuumizing piston setting are vacuumizing in cylinder, and push-and-pull is connected in the vacuumizing piston
Bar, the end of the push-pull rod are vacuumizing outside cylinder and are being arranged handle, described catheter one end sequentially pass through handle, push-pull rod,
Vacuumizing piston is communicated inside cylinder with vacuumizing, and the other end of the catheter is connect with liquid storing bag, and first check valve is set
It sets in the inlet that vacuumizes for vacuumizing cylinder with connecting tube and being connected one end, the second one-way valve is arranged in catheter and liquid storage
The liquid storing bag inlet of the connected one end of bag；
The chassis is made of porous foam dressing, medical film, extraction valve, the vacuum control valve pasted, the bubble
The bottom periphery of foam dressing be provided with it is medical paste film, extraction valve, the extraction valve is arranged in the upper end of the foam dressing
It is connected with connecting tube, the side of extraction valve is arranged in the vacuum control valve.
As a kind of preferred embodiment of the utility model, it is provided with drain pipe fitting at the liquid storing bag upper inlet, is passed through
The drain pipe fitting is connected with catheter.
As another preferred embodiment of the utility model, extraction valve upper end side is provided with connector, by described
Connector be connected with connecting tube.
As another preferred embodiment of the utility model, the vacuum control valve include fixed cylinder, limiter cylinder, guide rod,
Compression spring, pressure limiting valve, mounting base, the mounting base are fixed on the side of extraction valve, are fixedly mounted on the outside of the mounting base
Fixed cylinder, the fixed cylinder upper end housing limiter cylinder；The guide rod passes through limiter cylinder and connect with limiter cylinder spiral, the guide rod
One end be exposed on the outside of limiter cylinder, the other end is fixedly connected with pressure limiting valve, guide rod is outer between the limiter cylinder and mounting base
Side is installed by compression spring；The mounting base is provided with the conical cavity for installing pressure limiting valve, passes through the compression spring one
Limiter cylinder is withstood at end, the other end withstands mounting base is installed on pressure limiting valve conical surface compression in the conical cavity of mounting base.
The effect of the conical cavity for installing pressure limiting valve is that limitation pressure limiting valve is displaced outwardly.
The utility model beneficial effect.
A kind of device of easy Wound-surface negative pressure drainage of offer described in the utility model, whole device is by pumping liquid device
(including vacuumizing cylinder, vacuumizing piston, push-pull rod, handle, catheter, the first check valve, second one-way valve, liquid storing bag) is the bottom of at
Vacuum is formed between disk (including porous foam dressing, medical paste film, extraction valve, vacuum control valve) and skin, and
The medical vacuum pressure value pasted between film and skin is controlled using vacuum control valve, when there is a small amount of sepage exudation, is led to
It crosses vacuum entrance and vacuumizes cylinder, then when being pushed into vacuumizing piston, controlled by the first check valve, second one-way valve,
Sepage is pressed into liquid storing bag, the collection of desired vacuum degree and extra sepage is reached by the push-and-pull repeatedly of this process, realizes and suffers from
The vacuum effect of person's surface of a wound.
Detailed description of the invention
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with the drawings and the specific embodiments, the present invention will be further described in detail.It should be appreciated that tool described herein
Body embodiment is only used to explain the utility model, is not used to limit the utility model.
Fig. 1 is a kind of overall structure diagram of the device of easy Wound-surface negative pressure drainage of the utility model.
Fig. 2 is a kind of partial structure diagram of the device of easy Wound-surface negative pressure drainage of the utility model.
Marked in the figure: 1 is catheter, 2 be handle, and 3 be push-pull rod, and 4 be vacuumizing piston, and 5 is vacuumize cylinder, and 6 be the
One check valve, 7 be connecting tube, and 8 be connector, and 9 be chassis, and 10 be fixed cylinder, and 11 be limiter cylinder, and 12 be guide rod, and 13 be pressure bullet
Spring, 14 be pressure limiting valve, and 15 be mounting base, and 16 be foam dressing, and 17 paste film to be medical, and 18 be drain pipe fitting, and 19 are
Second one-way valve, 20 be liquid storing bag, and 21 be extraction valve, and 22 be vacuum control valve.
Specific embodiment
In conjunction with shown in attached Fig. 1 and 2, a kind of device of easy Wound-surface negative pressure drainage of the utility model, it is characterised in that: packet
Pumping liquid device, connecting tube 7, chassis 9 are included, the pumping liquid device is connected by connecting tube 7 with chassis 9.
The pumping liquid device is unidirectional by vacuumizing cylinder 5, vacuumizing piston 4, push-pull rod 3, handle 2, catheter 1, first
Valve 6, second one-way valve 19, liquid storing bag 20 form, and the setting of vacuumizing piston 4 is vacuumizing in cylinder 5, the vacuumizing piston
Push-pull rod 3 is connected on 4, the end of the push-pull rod 3 is vacuumizing outside cylinder 5 and handle 2 is arranged, and described 1 one end of catheter is successively
It is communicated inside cylinder 5 across handle 2, push-pull rod 3, vacuumizing piston 4 with vacuumizing, the other end and liquid storing bag of the catheter 1
20 connections, first check valve 6 be arranged in vacuumize that cylinder 5 is connected one end with connecting tube 7 vacuumize 5 inlet of cylinder, it is described
Second one-way valve 19 is arranged in catheter 1 and is connected with liquid storing bag 20 20 inlet of liquid storing bag of one end.
The chassis 9 by porous foam dressing 16, medical paste film 17, extraction valve 21,22 groups of vacuum control valve
At, the bottom periphery of the foam dressing 16 be provided with it is medical paste film 17, the upper end of the foam dressing 16, which is arranged, takes out
Air valve 21, the extraction valve 21 are connected with connecting tube 7, and the side of extraction valve 21 is arranged in the vacuum control valve 22.
As a kind of preferred embodiment of the utility model, it is provided with drain pipe fitting 18 at 20 upper inlet of liquid storing bag,
It is connected by the drain pipe fitting 18 with catheter 1.
As another preferred embodiment of the utility model, the 21 upper end side of extraction valve is provided with connector 8, passes through institute
The connector 8 stated is connected with connecting tube 7.
As another preferred embodiment of the utility model, the vacuum control valve 22 include fixed cylinder 10, limiter cylinder 11,
Guide rod 12, compression spring 13, pressure limiting valve 14, mounting base 15, the mounting base 15 are fixed on the side of extraction valve 21, the peace
It fills and fixed cylinder 10, the 10 upper end housing limiter cylinder 11 of fixed cylinder is fixedly mounted on the outside of seat 15；The guide rod 12 passes through limiter cylinder
It 11 and is connect with 11 spiral of limiter cylinder, it is solid that one end of the guide rod 12 is exposed to 11 outside of limiter cylinder, the other end and pressure limiting valve 14
Fixed connection, compression spring 13 is installed in the outside of guide rod 12 between the limiter cylinder 11 and mounting base 15；The mounting base 15 is arranged
There is the conical cavity for installing pressure limiting valve 14, by the way that limiter cylinder 11 is withstood in described 13 one end of compression spring, the other end is withstood
Mounting base 15 is installed on 14 conical surface of pressure limiting valve compression in the conical cavity of mounting base 15.
The effect of the conical cavity for installing pressure limiting valve 14 is that limitation pressure limiting valve 14 is displaced outwardly.
Chassis 9 is covered on the surface of a wound when use, and pastes film 17 and skin attachement leak-tight gas by medical；
Pull vacuumizing piston 4, by between chassis 9 and the surface of a wound gas and liquid can be entered and be vacuumized in cylinder 5 by connecting tube 7,
Medical paste forms negative pressure between film 17 and the surface of a wound, after negative pressure creates successfully, vacuumizing piston 4 is pushed to reset, and at this time the
One check valve 6 is closed, and second one-way valve 19 is opened, and liquid storage can be entered by catheter 1 by vacuumizing gas and liquid in cylinder 5
In bag 20, the first check valve 6 can avoid gas-liquid and again return in chassis 9.It can be by constantly pushing and pulling vacuumizing piston 4, cooperation the
One check valve 6 and second one-way valve 19, continue to increase Wound-surface negative pressure.Wound-surface negative pressure size can be controlled by vacuum control valve 22 simultaneously
System, when pressure value sets 13 pressure value of compression spring greater than us between atmosphere and vacuum on 14 surfaces externally and internally of pressure limiting valve,
Pressure limiting valve 14 is opened, and hypertonia is avoided, and generates injury to the surface of a wound.
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment, those skilled in the art should understand that, it still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (4)
1. a kind of device of easy Wound-surface negative pressure drainage, it is characterised in that: including being evacuated liquid device, connecting tube (7), chassis
(9), the pumping liquid device is connected by connecting tube (7) with chassis (9)；The pumping liquid device is by vacuumizing cylinder (5), taking out very
Empty piston (4), push-pull rod (3), handle (2), catheter (1), the first check valve (6), second one-way valve (19), liquid storing bag (20)
Composition, vacuumizing piston (4) setting are vacuumizing in cylinder (5), connect push-pull rod (3) on the vacuumizing piston (4), institute
The end for stating push-pull rod (3) is vacuumizing cylinder (5) outside and is being arranged handle (2), and described catheter (1) one end sequentially passes through handle
(2), push-pull rod (3), vacuumizing piston (4) are communicated inside cylinder with vacuumizing, and the other end of the catheter is connect with liquid storing bag,
First check valve setting vacuumizes cylinder (5) inlet vacuumize cylinder (5) with connecting tube (7) and be connected one end, and described the
Liquid storing bag (20) inlet of the one end that is connected in catheter (1) with liquid storing bag (20) is arranged in two check valves (19)；The chassis (9)
It is made of porous foam dressing (16), medical film (17), extraction valve (21), the vacuum control valve (22) pasted, the bubble
The bottom periphery of foam dressing (16) be provided with it is medical paste film (17), extraction valve is arranged in the upper end of the foam dressing (16)
(21), the extraction valve (21) is connected with connecting tube (7), side of vacuum control valve (22) setting in extraction valve (21).
2. a kind of device of easy Wound-surface negative pressure drainage according to claim 1, it is characterised in that: the liquid storing bag
(20) it is provided with drain pipe fitting (18) at upper inlet, is connected by the drain pipe fitting (18) with catheter (1).
3. a kind of device of easy Wound-surface negative pressure drainage according to claim 1, it is characterised in that: the extraction valve
(21) upper end side is provided with connector (8), is connected by the connector (8) with connecting tube (7).
4. a kind of device of easy Wound-surface negative pressure drainage according to claim 1, it is characterised in that: the vacuum control
Valve (22) includes fixed cylinder (10), limiter cylinder (11), guide rod (12), compression spring (13), pressure limiting valve (14), mounting base (15),
The mounting base (15) is fixed on the side of extraction valve (21), and fixed cylinder (10) are fixedly mounted on the outside of the mounting base (15),
Fixed cylinder (10) the upper end housing limiter cylinder (11)；The guide rod (12) pass through limiter cylinder (11) and with limiter cylinder (11) spiral
Connection, one end of the guide rod (12) is exposed on the outside of limiter cylinder (11), the other end is fixedly connected with pressure limiting valve (14), the limit
Compression spring (13) are installed in the outside of guide rod (12) between power cylinder (11) and mounting base (15)；Mounting base (15) setting is useful
In the conical cavity of installation pressure limiting valve (14), limiter cylinder (11), other end top are withstood by described compression spring (13) one end
Firmly mounting base (15) is installed on pressure limiting valve (14) conical surface compression in the conical cavity of mounting base (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720911298.0U CN208464930U (en) | 2017-07-26 | 2017-07-26 | A kind of device of easy Wound-surface negative pressure drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720911298.0U CN208464930U (en) | 2017-07-26 | 2017-07-26 | A kind of device of easy Wound-surface negative pressure drainage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208464930U true CN208464930U (en) | 2019-02-05 |
Family
ID=65203070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720911298.0U Expired - Fee Related CN208464930U (en) | 2017-07-26 | 2017-07-26 | A kind of device of easy Wound-surface negative pressure drainage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208464930U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111803723A (en) * | 2020-06-29 | 2020-10-23 | 上海市杨浦区殷行社区卫生服务中心 | Pressure visual manual negative pressure system applied to high negative pressure closed drainage technology |
-
2017
- 2017-07-26 CN CN201720911298.0U patent/CN208464930U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111803723A (en) * | 2020-06-29 | 2020-10-23 | 上海市杨浦区殷行社区卫生服务中心 | Pressure visual manual negative pressure system applied to high negative pressure closed drainage technology |
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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: 20190205 Termination date: 20210726 |