CN101987224B - Instrument for treating wound surface by alternately applying negative pressure and partially supplying oxygen gas - Google Patents
Instrument for treating wound surface by alternately applying negative pressure and partially supplying oxygen gas Download PDFInfo
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- CN101987224B CN101987224B CN 201010572530 CN201010572530A CN101987224B CN 101987224 B CN101987224 B CN 101987224B CN 201010572530 CN201010572530 CN 201010572530 CN 201010572530 A CN201010572530 A CN 201010572530A CN 101987224 B CN101987224 B CN 101987224B
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- negative pressure
- valve
- wound surface
- oxygen
- drainage tube
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Abstract
The invention provides an instrument for treating a wound surface by alternately applying negative pressure and partially supplying oxygen gas. The instrument is a device for treating a wound surface which can not be healed easily by applying negative pressure and partially supplying oxygen gas. The instrument comprises a medical foam module with a porous drainage tube, a micro-electronic valve controller and a conduit system connected with oxygen gas and negative pressure. By treating the wound surface by alternately applying negative pressure and partially supplying oxygen gas, two treating principles of the negative pressure treating technology and the partial oxygen supply treating technology for the wound surface are simply and effectively superposed to achieve the purpose of more effectively promoting the healing of the chronic wound surface which can not be healed easily.
Description
Technical field
The invention belongs to a kind of medical apparatus and instruments, be specifically related to a kind of wound surface and replace negative pressure and local oxygen therapy therapeutic instrument.
Background technology
Chronic refractory wound surface sickness rate is 1-3% in developed country, and the sickness rate of domestic statistics is more up to 3-5%, so this clinically patient is numerous.Though along with the development of medical science especially surgery, the treatment of chronic refractory wound surface is still clinician's a great problem and challenge.The formation reason of chronic refractory wound surface is numerous to comprise neural factor, cyclical factor etc., but a lot of patients is also arranged even can't find the clear and definite cause of disease.Even some are found the patient of the clear and definite cause of disease, also be difficult to find a kind of certain efficacious therapy method.In recent years, along with continuing the appearance that Wound-surface negative pressure attracts technology, for the treatment of refractory wound surface provides new method and means.This technology is through forming the environment of local complete closed at wound surface; Continuous negative pressure suction again; Play to wound surface clean fully, drain; Promote blood capillary and neural generation and growth, promotion granulation tissue to form with growth, promote effects such as epithelial propagation and migration, finally reach the purpose of promotion wound healing.But, still have part wound surface curative effect not good enough.In addition, many chronic refractory wound surface are considered to supply deficiency relevant with oxygen, and zoopery and clinical trial prove, refractory wound surface helps the healing of wound surface through local oxygen supply or hyperbaric oxygentherapy.
Summary of the invention
The objective of the invention is to deficiency to current clinical demand and prior art curative effect; Proposition superposes Wound-surface negative pressure treatment and local two kinds of treatments of oxygen therapy principle of giving; Invent a kind of wound surface and replace negative pressure and local oxygen therapy therapeutic instrument; For wound surface carries out negative pressure treatment and the local oxygen therapy of giving, reach the purpose of the chronic refractory wound surface healing of effective promotion simultaneously.
Technical scheme of the present invention is following:
The present invention proposes wound surface and replaces negative pressure and mainly comprise three parts with local to oxygen therapy unit, and the one, the medical foam module of band porous drainage tube, the 2nd, microelectronics valve controller, the 3rd, oxygen and negative pressure connecting duct.
The medical foam of said band porous drainage tube is partly crossed by drainage tube and is bonded on the medical foam, and converges into delivery line and form;
Said microelectronics valve controller is accurately controlled hocketing of oxygen therapy and negative pressure treatment.
The said conduit system that is connected with oxygen and negative pressure promptly links to each other with ward oxygen system and negative pressure system respectively through conduit.
Said microelectronics valve controller is made up of three functional units, i.e. valve positioner control unit, I/P converting unit, valve position feedback unit; Said valve positioner control unit is used for the input of control information, and it is connected with the I/P converting unit, and control information is sent to the I/P converting unit; Said I/P converting unit is connected with two way valve, through the transposition of control two way valve, and regularly controls alternately that oxygen is supplied with or the unlatching of negative pressure and closing, thereby regularly alternately oxygen and negative pressure is used for effective treatment of wound surface; Two way valve is connected with the valve position feedback unit simultaneously; The valve position feedback unit is connected with the valve positioner control unit again; The valve position is fed back to the valve positioner control unit; With definite valve positioner control unit appropriate signal is spread out of, thus accurate by-pass valve control position, and the alternating treatment of final accurately control wound surface oxygen and negative pressure.
In sum; The wound surface that this utility model proposes replace negative pressure with local have wound surface to oxygen therapeutic apparatus is carried out the effect that partial oxygen treatment and negative pressure treatment carry out alternately; Principle is simple and easy superposes effectively with two kinds of treatments of Wound-surface negative pressure treatment technology and local oxygen supply treatment technology, reaches the purpose that more effectively promotes chronic refractory wound surface healing.
Description of drawings
Fig. 1 is that wound surface replaces negative pressure and local oxygen therapy therapeutic instrument structure chart
Fig. 2 is the medical foam modular structure sketch map that contains the band porous drainage tube of nanometer silver
Fig. 3 is a microelectronics valve controller schematic diagram
Fig. 4 is a microelectronics valve control working circuit diagram.
The specific embodiment
Further specify structure of the present invention below in conjunction with accompanying drawing and embodiment:
Referring to Fig. 1, this therapeutic apparatus mainly comprises three parts, the one, and the medical foam module 1, two of band porous drainage tube, microelectronics valve controller 2, three, the conduit system that is connected with oxygen and negative pressure.The delivery line of the medical foam module 1 of band porous drainage tube is connected to microelectronics valve controller 2; Microelectronics valve controller 2 is accurately controlled hocketing of oxygen therapy and negative pressure treatment; The conduit system that 2 connections of microelectronics valve controller are connected with oxygen and negative pressure, the oxygen connecting duct 3 of the conduit system that is connected with oxygen and negative pressure and negative pressure connecting duct 4 link to each other with ward oxygen system and negative pressure system respectively.
Referring to Fig. 2, the medical foam 1 of band porous drainage tube has two to be with porous drainage tube 11 to cross and be bonded on the medical foam, finally is compiled in a delivery line 12.Foam is the medical foam that contains nanometer silver, about 2 centimetres of depth of foam, and foam aperture is 0.1 centimetre.Cross the central authorities that are bonded in about reaching about foam with porous drainage tube 11.About 1.8 centimetres of drainage tube 11 diameters are opened in the hole diameter of drainage tube sidewall about 0.5 centimetre, about 1 centimetre of pitch of holes.Can be divided into multiple model by being used for different big or small wound surface this part, area the greater can be by 2 centimetres of parallel bonding many drainage tubes composition, this part palpus sterilization, single independent packings of crossing of spacing.
Referring to Fig. 3, microelectronics valve controller is made up of three functional units, i.e. valve positioner control unit, I/P converting unit, valve position feedback unit.Said valve positioner control unit is used for the input of control information, and it is connected with the I/P converting unit, and control information is sent to the I/P converting unit; Said I/P converting unit is connected with two way valve, through the transposition of control two way valve, and regularly controls alternately that oxygen is supplied with or the unlatching of negative pressure and closing, thereby regularly alternately oxygen and negative pressure is used for effective treatment of wound surface; Two way valve is connected with the valve position feedback unit simultaneously; The valve position feedback unit is connected with the valve positioner control unit again; The valve position is fed back to the valve positioner control unit; With definite valve positioner control unit appropriate signal is spread out of, thus accurate by-pass valve control position, and the alternating treatment of final accurately control wound surface oxygen and negative pressure.
The physical circuit of microelectronics valve controller can adopt form shown in Figure 4; It is made up of 6 modules, i.e. the pneumatic displacement module of control system module 21, demonstration and button control module 22, piezo electric valve unit and double acting positioner module 23, position feedback module 24, alarm module 25, double acting 26, communication module 27.The information input is accomplished by demonstration and button control module 22, and information is passed to control system module 21, and this two module is formed the valve positioner control unit jointly.Control system module 21 passes to the piezo electric valve unit with information, and finally passes to the pneumatic displacement module 23 of double acting, and accomplishes the alternate of valve.The pneumatic displacement module 23 common I/P converting units of forming of piezo electric valve unit and double acting.Double acting positioner module 26, position feedback module 24, alarm module 25, the communication module 27 common valve position feedback unit of forming, thus valve position guaranteed in the tram, and the alternating treatment of final accurately control wound surface oxygen and negative pressure.
Claims (3)
1. a wound surface replaces negative pressure and local oxygen therapy therapeutic instrument, it is characterized in that, its medical foam part, microelectronics valve controller and oxygen and negative pressure catheter three parts by band porous drainage tube are formed;
The medical foam of said band porous drainage tube part is crossed by at least one porous drainage tube and is bonded on the medical foam, and the drainage tube lower end is compiled, and forms delivery line and constitutes, and said delivery line connects microelectronics valve controller;
Said microelectronics valve controller picks out oxygen connecting duct and negative pressure connecting duct, and the oxygen connecting duct links to each other with ward oxygen system and negative pressure system respectively with the negative pressure connecting duct;
The break-make of said microelectronics valve controller control oxygen and negative pressure connecting duct is controlled hocketing of oxygen therapy and negative pressure treatment;
Said microelectronics valve controller is made up of three functional units, i.e. valve positioner control unit, I/P converting unit, valve position feedback unit; Said valve positioner control unit is used for the input of control information, and it is connected with the I/P converting unit, and control information is sent to the I/P converting unit; Said I/P converting unit is connected with two way valve, and through the transposition of control two way valve, and timing is alternately controlled the unlatching of oxygen supply or negative pressure and closed; Two way valve is connected with the valve position feedback unit simultaneously; The valve position feedback unit is connected with the valve positioner control unit again; The valve position is fed back to the valve positioner control unit; With definite valve positioner control unit appropriate signal is spread out of, thus accurate by-pass valve control position, and the alternating treatment of final accurately control wound surface oxygen and negative pressure.
2. wound surface according to claim 1 replaces negative pressure and local oxygen therapy therapeutic instrument; It is characterized in that: the foam of the medical foam part of said band porous drainage tube is the medical foam that contains nanometer silver; The porous drainage tube crosses and is bonded in the foam medium position; Drainage tube adopts two, and parallel crossing is bonded on the foam, and the lower end is compiled on the delivery line.
3. wound surface according to claim 2 replaces negative pressure and local oxygen therapy therapeutic instrument, it is characterized in that: about 2 centimetres of the thickness of the said medical foam that contains nanometer silver, and foam aperture is 0.1 centimetre; About 1.8 centimetres of said drainage tube diameter, about 0.5 centimetre of the hole diameter of drainage tube sidewall, about 1 centimetre of pitch of holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010572530 CN101987224B (en) | 2010-12-03 | 2010-12-03 | Instrument for treating wound surface by alternately applying negative pressure and partially supplying oxygen gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010572530 CN101987224B (en) | 2010-12-03 | 2010-12-03 | Instrument for treating wound surface by alternately applying negative pressure and partially supplying oxygen gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101987224A CN101987224A (en) | 2011-03-23 |
| CN101987224B true CN101987224B (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010572530 Active CN101987224B (en) | 2010-12-03 | 2010-12-03 | Instrument for treating wound surface by alternately applying negative pressure and partially supplying oxygen gas |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104288895B (en) * | 2014-10-17 | 2016-10-05 | 中国人民解放军第四军医大学 | A kind of local oxygen therapy associating closed negative pressure therapeutic instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK2010245T3 (en) * | 2005-11-21 | 2016-01-18 | Joshua David Smith | WOUND CARE SYSTEM |
| US8357130B2 (en) * | 2006-11-21 | 2013-01-22 | Joshua David Smith | Wound care apparatus |
| CN201453736U (en) * | 2009-03-03 | 2010-05-12 | 中国人民解放军第三军医大学第三附属医院 | Trauma wound surface comprehensive therapeutic apparatus |
| CN101856292A (en) * | 2010-06-28 | 2010-10-13 | 蔡锦芳 | Wound treating device |
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| Publication number | Publication date |
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| CN101987224A (en) | 2011-03-23 |
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