WO2018047997A1 - Dispositif de cicatrisation de plaie - Google Patents
Dispositif de cicatrisation de plaie Download PDFInfo
- Publication number
- WO2018047997A1 WO2018047997A1 PCT/KR2016/010148 KR2016010148W WO2018047997A1 WO 2018047997 A1 WO2018047997 A1 WO 2018047997A1 KR 2016010148 W KR2016010148 W KR 2016010148W WO 2018047997 A1 WO2018047997 A1 WO 2018047997A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- exudate
- conduit
- wound
- component
- reservoir
- Prior art date
Links
- 230000029663 wound healing Effects 0.000 title abstract description 4
- 210000000416 exudates and transudate Anatomy 0.000 claims abstract description 99
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 206010052428 Wound Diseases 0.000 claims description 65
- 208000027418 Wounds and injury Diseases 0.000 claims description 64
- 238000011282 treatment Methods 0.000 claims description 23
- 239000008280 blood Substances 0.000 claims description 13
- 210000004369 blood Anatomy 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000003814 drug Substances 0.000 description 38
- 229940079593 drug Drugs 0.000 description 37
- 239000012528 membrane Substances 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 3
- 230000035876 healing Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007666 vacuum forming Methods 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011419 induction treatment Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/95—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing with sensors for exudate composition
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/014—Deodorant compositions containing sorbent material, e.g. activated carbon
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/96—Suction control thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/98—Containers specifically adapted for negative pressure wound therapy
- A61M1/982—Containers specifically adapted for negative pressure wound therapy with means for detecting level of collected exudate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/487—Physical analysis of biological material of liquid biological material
- G01N33/49—Blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/10—Apparatus features
- A61L2209/14—Filtering means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
- A61M2205/3382—Upper level detectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
Definitions
- the present invention relates to a wound treating device, and more particularly, to a wound treating device, which is capable of detecting pressure in an exudate reservoir of a wound treater, blood of an exudate, a component and a residual amount of exudate reservoir, or an exudate.
- the present invention relates to a vacuum wound treatment device, while promoting the healing of wounds efficiently while being manufactured with a simple structure and low production cost
- one end of the vacuum tube 60 is inserted into the dressing member 70 and the end thereof is connected to the vacuum forming means 50, and the vacuum forming means 50 is a cylinder ( 51 is provided with a vacuum wound treatment device for creating a negative pressure by suctioning the air in the space between the inner surface of the dressing member 70 and the wound (S) through the backward movement of the piston 52 inserted into the interior, simple structure
- It is easy to use and improves mobility of the patient wearing the treatment device, and can be manufactured at low cost while increasing the perfusion of the wound tissue while increasing the perfusion of the wound tissue. It reduces the number of bacteria and lowers the number of bacteria and at the same time removes dirt and bacteria-containing exudate from the wound, which facilitates the healing of the
- VAC® Vacuum Assisted Closure
- Patent Document 1 Republic of Korea 2008-0111837 (2008.12.24. Publication), the name of the invention: vacuum wound treatment device
- the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a wound treating device capable of detecting pressure in the exudate storage of the wound treatment machine, blood of the exudate, components and the residual amount of the exudate storage or the level of exudate. It is done.
- Wound treatment device for achieving the above object, a seal for sealing the wound tissue site; A first conduit connected at one end to the seal, the first conduit delivering a negative pressure from the pneumatic pump to the seal; An exudate reservoir connected to the other end of the first conduit to store exudate removed from the wound tissue site; And a body portion connected to the exudate reservoir and controlling the wound treatment device to provide a negative pressure to the wound tissue site via a second conduit, the exudate reservoir, and the first conduit.
- Pressure sensor, component sensor and level sensor are examples of the wound tissue site.
- the level sensor may be configured to sense a pressure inside the exudate storage unit when the first conduit unit is closed with a valve and then a negative pressure is provided from the pneumatic pump to the exudate storage unit under control of the main body unit. Based on the slope of the absolute value of the sound pressure sensed by the pressure sensor, it is possible to detect to what level the exudate inside the exudate reservoir is filled.
- the component sensor, the first conduit portion entering the exudation reservoir or the first conduit portion inside the exudation reservoir is formed flat, but the transmitter and the receiver are located on both sides of the flat formed, respectively, Based on the signal result of the receiver corresponding to the signal application, the degree of blood contained in the exudate or the concentration of the exudate may be examined.
- the component sensor may further include at least a portion of the first conduit between the transmitter and the receiver so that the receiver may receive the light transmitted from the transmitter, and at least partially transparent or translucent. Based on the change in the wavelength of the received light and the change in the intensity of the light, the degree of the blood contained in the exudate can be examined, and the concentration of the exudate.
- the component sensor the current received from the transmitter is received by the receiver, based on the change in the wavelength of the signal received by the receiver, the change in the intensity of the signal, the degree that the blood contained in the exudate, The concentration of the exudate can be checked.
- a hydrophobic filter may be further provided in the second conduit portion entering the exudate reservoir, allowing only air flow by the pneumatic pump, and preventing exudate in the exudate reservoir from entering the second conduit portion.
- a odor filter in the form of a film made of activated carbon and the exudant odor removing metal coating the activated carbon may be further provided at the ceiling of the exudant storage unit to remove the odor of the exudate.
- the component sensor may visually or audibly display the component corresponding to the infected product or the infected organism in the component through the GUI of the main body according to the information stored in the database.
- the component sensor is composed of two or more, according to the combination information of the two or more components stored in the database, the component corresponding to the infection product or the infected organism in the component is visually displayed through the GUI of the main body It can be displayed as or through it.
- the component sensor visually or audibly displays the component corresponding to the infected product or the infected organism in the component according to the information stored in the database, and at the same time similar to the displayed component. Similar patient cases, diagnoses, and prescriptions of cases may be displayed together.
- FIG. 1 is a view showing a cross-section of the exudate storage unit of the wound treatment machine according to the present invention.
- Figure 2 is a schematic diagram of a system for automatically injecting medicine for wound treatment remotely using the component sensor of the wound treatment device according to the present invention.
- FIG. 1 is a view showing a cross-section of the exudate storage unit 100 of the wound treatment device according to the present invention.
- the wound treatment device includes a seal 620, a first conduit 300, an exudate reservoir 100, a body, a pressure sensor, a component sensor, and a level sensor.
- the sealing part is configured to seal the wound tissue 600 portion so that the negative pressure supplied through the pneumatic pump P can be properly applied.
- the sealing part is generally made of a foam 610 to be inserted in accordance with the shape of the wound 600 and a drape 620 to seal the foam 610.
- first conduit part 300 is connected to the sealing parts 610 and 620, and the other end thereof is connected to the exudate storage part 100.
- first conduit 300 the negative pressure provided from the pneumatic pump P is transmitted to the seals 610, 620.
- a first conduit 300 connecting the seal and the exudate reservoir 100 is introduced to one side.
- the exudate storage unit 100 has an internal space for storing the exudates 200 and 210 removed from the wound tissue through the first conduit unit 300.
- a second conduit 310 connecting between the pneumatic pump and the exudate reservoir is introduced at the same side or the other side as the first conduit 300.
- Conduit connecting protrusions into which the ends of the respective conduits 300 and 310 are fitted may be provided in the exudation reservoir 100 at the inlet portions of the first conduit 300 and the second conduit 310.
- a sealing member eg, a sealing ring
- sealing the first conduit 300 and the second conduit 310 may be provided in the conduit connecting protrusion.
- the main body includes a user user interface (GUI) and a pneumatic pump, and is connected to the exudate reservoir 100 to connect the second conduit 310, the exudate reservoir (or canister) 100, and the first conduit 300.
- the wound treatment device is controlled to provide negative pressure to the wound tissue site.
- the site where the exudate storage part 100 is mounted may be provided on one side of the main body part.
- the pneumatic pump exists in the main body, and it is possible to use a pump or the like using a reciprocating motion of the diaphragm in response to the magnetic force generated by applying a current to the coil.
- Wound care devices also include pressure sensors, component sensors, and level sensors.
- the level sensor blocks the first conduit 300 with a valve (not shown) and provides a negative pressure provided by the pneumatic pump to the exudation reservoir 100 under the control of the main body portion, Based on the slope of the absolute value of the negative pressure sensed by the pressure sensor for sensing the pressure, to what level the exudate in the exudate storage unit 100 is filled up or the empty space (remaining amount) inside the exudate storage unit 100 This can be detected to what extent.
- the pneumatic pump supplies a predetermined value of negative pressure under the control of the main body
- the absolute value of the negative pressure will quickly increase, but the exudate storage.
- the inside of the part 100 is empty, the absolute value of the sound pressure increases relatively slowly due to a large volume of the remaining amount. Therefore, by detecting the rising slope of the absolute value of the negative pressure, to what level the exudate inside the exudate storage unit 100 is filled up or how much empty space (remaining amount) is inside the exudate storage unit 100 can be detected. It becomes possible. Furthermore, a test at the prototyping stage yields a calculation between the internal residual volume value (V) of the canister and the rate of change of time (tilt) of the absolute supply pressure.
- the component sensor, the first conduit portion 300 entering the exudate storage unit 100 or the first conduit unit 300 inside the exudate storage unit is formed flat, but the transmitting unit 110 or 115 on both sides formed flat.
- the receiver 115 or 110, and based on the signal result of the receiver corresponding to the signal application of the transmitter, the degree of blood contained in the exudate 210 or the concentration and component of the exudate may be examined.
- the flat forming of the first conduit portion 300 is a shape in consideration of light reception or current reception.
- the component sensor, the first conduit 300 existing between the transmitter and the receiver is at least partially transparent or translucent so that the receiver can receive the light transmitted from the transmitter, the wavelength of the light received at the receiver Based on the change and the change in the intensity of light, the degree to which the blood inside the exudate is contained, and the concentration or component of the exudate can be detected.
- the component sensor receives the current transmitted from the transmitter, based on the frequency change of the signal received from the receiver, the change in the intensity of the signal, the degree that the blood contained in the exudate, the concentration of the exudate, component You can check
- the component sensor may further include a configuration for inspecting the pH of the exudate and the gas emitted from the exudate.
- the component sensor may be comprised here, it may consist of the component sensor which uses light and the component sensor which uses an electric current, or it may also be provided in several or more in multiple locations, respectively.
- the component sensor may visually or audibly display the component corresponding to the infected product or the infected organism in the component through the GUI of the main body according to the information stored in the database. Through this, the practitioner doctor or nurse can be easily recognized intuitively. Whether the component corresponds to the infected product or the infected organism can be implemented in the form of storing in the memory in the body in advance based on the accumulated database.
- the component sensor may be composed of two or more, and according to the combination information of the two or more components stored in the database, the component corresponding to the infected product or the infected organism in the component is selected through the GUI of the main body. It can be visually or audibly displayed. Through this, the practitioner doctor or nurse can be easily recognized intuitively. Whether the component corresponds to the infected product or the infected organism can be implemented in a form in which the combination information of two or more component sensors is stored in a memory in the main body in advance based on a database in which a large amount of information is accumulated.
- the component sensor displays a component corresponding to the infected product or the infected organism in the component according to the information stored in the database, while visually or audibly displaying the component through the GUI of the main body, and similar to the displayed component.
- Patient cases, diagnosis and prescriptions can be displayed together. Similar patient cases, diagnosis, and prescriptions may be provided in conjunction with medical information or medical imaging systems such as PACS, DPS, and VNA in a hospital. It is also possible to implement telemedicine based on the above-described component sensor in the future. An automatic drug injection system that can be used in telemedicine will be described later with reference to FIG. 2.
- the component sensor is not implemented as described above, it is also possible to implement in a manner to measure by picking up like a cage in a form surrounding the tube of the first conduit 300.
- a hydrophobic filter is further provided to the second conduit 310 which enters the exudate reservoir 100 to allow only air flow by the pneumatic pump, and to prevent exudate in the exudate reservoir 100 from entering the second conduit 310. It may be provided.
- the exudate 200 stored in the exudate storage unit 100 emits a considerably bad smell.
- activated carbon may be removed from the ceiling of the exudate storage unit 100 so that the exudation of the exudate 200 can be removed.
- FIG. 2 is a schematic diagram of a system for automatically injecting drugs for wound treatment remotely based on the sensing result detected by the component sensor of the wound treatment device according to the present invention.
- a drug unit 500 storing a drug for wound treatment and a temporary drug storage unit 510 temporarily storing a drug of the drug unit 500 and automatically supplying the drug to the wound tissue are provided. Include.
- the temporary drug storage unit 510 is provided with an elastic membrane 515 having elasticity therein and movable according to the application of pressure.
- a first valve v1, a second valve v2, a third valve v3, and a fourth valve v4 may be included.
- the first valve v1 is disposed on the second conduit 310
- the second valve v2 is disposed on the sixth conduit 350 connecting between the temporary drug reservoir 510 and the body portion
- the third valve v3 is disposed on the fourth conduit 330 connecting between the drug compartment 500 and the temporary drug reservoir 510
- the fourth valve v4 is disposed on the drug compartment 500 and the wound tissue. Disposed on a third conduit 320 connecting between the 600.
- the first valve v1 is closed, the second valve v2 is opened, and the negative pressure of the pneumatic pump P causes the elastic membrane 515 of the temporary drug storage unit 510 to be closed.
- the elastic membrane 515 is expanded (expansion of the elastic membrane in which the space of s2 becomes larger and the s1 space becomes smaller in FIG. 2), the drug of the drug part 500 is moved into the s1 space of the temporary drug storage part 510. Control to flow.
- the first valve v1 is opened and the second valve v2 is closed to control the negative pressure of the pneumatic pump P to be applied to the wound tissue 600 via the exudate reservoir 100.
- the drug in the temporary drug reservoir 510 is automatically applied to the wound tissue 600 via the fifth conduit 340. Is injected into.
- the mechanism in which the drug is automatically injected is a state in which a negative pressure is applied to the wound tissue 600 by the operation of the pneumatic pump P in the control section in which the drug is automatically injected, and the atmospheric pressure is introduced into the air hole of the drug unit 500. By being in communication with the drug, or by the restoring force of the elastic membrane 515 is automatically injected drug.
- first valve and the second valve may be implemented as a three-way valve.
- the third valve v3 is a check valve.
- the drug unit 500 further includes a third conduit 320 connecting the drug unit 500 and the wound tissue 600, and a fourth valve v4 disposed on the third conduit 320 and the drug unit 500. Is disposed at a position higher than the wound tissue 500, and the drug of the drug portion 500 is automatically injected into the wound tissue 600 by its own weight in accordance with the operation of the fourth valve v4.
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Food Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Otolaryngology (AREA)
- General Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Biochemistry (AREA)
- Urology & Nephrology (AREA)
- Molecular Biology (AREA)
- Immunology (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Dermatology (AREA)
- Medical Informatics (AREA)
- Ecology (AREA)
- Biophysics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
La présente invention concerne un dispositif de cicatrisation de plaie comprenant : une partie d'étanchéité pour sceller une zone autour d'un tissu blessé; une première partie de conduit dont une extrémité est reliée à la partie d'étanchéité, ce qui permet de transférer une pression négative fournie à partir d'une pompe pneumatique à la partie d'étanchéité; une partie de stockage d'exsudat reliée à l'autre extrémité de la première partie de conduit et stockant un exsudat retiré et suinté de la zone autour du tissu blessé; une partie de corps principal reliée à la partie de stockage d'exsudat et commandant le dispositif de cicatrisation de plaie de telle sorte que la pression négative est délivrée à la zone autour d'un tissu blessé par l'intermédiaire d'une seconde partie de conduit, la partie de stockage d'exsudat et la première partie de conduit; un capteur de pression; un capteur d'ingrédient; et un capteur de niveau.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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PCT/KR2016/010148 WO2018047997A1 (fr) | 2016-09-09 | 2016-09-09 | Dispositif de cicatrisation de plaie |
KR1020160145913A KR101876072B1 (ko) | 2016-09-09 | 2016-11-03 | 상처 치료기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2016/010148 WO2018047997A1 (fr) | 2016-09-09 | 2016-09-09 | Dispositif de cicatrisation de plaie |
Publications (1)
Publication Number | Publication Date |
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WO2018047997A1 true WO2018047997A1 (fr) | 2018-03-15 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2016/010148 WO2018047997A1 (fr) | 2016-09-09 | 2016-09-09 | Dispositif de cicatrisation de plaie |
Country Status (2)
Country | Link |
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KR (1) | KR101876072B1 (fr) |
WO (1) | WO2018047997A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024117756A1 (fr) * | 2022-11-30 | 2024-06-06 | (주)시지바이오 | Dispositif de thérapie par pression négative et son procédé de commande |
Citations (5)
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KR20080056208A (ko) * | 2005-09-15 | 2008-06-20 | 스미쓰 앤드 네퓨 피엘씨 | 조직으로부터의 활성물질을 갖는 장치 |
KR20080093984A (ko) * | 2005-12-06 | 2008-10-22 | 케이씨아이 라이센싱 인코포레이티드 | 상처부위 삼출물 제거 및 격리 시스템 |
KR20080111837A (ko) * | 2007-06-20 | 2008-12-24 | 윤인모 | 진공 상처치료기 |
KR20120020103A (ko) * | 2009-04-30 | 2012-03-07 | 묄른뤼케 헬스 케어 에이비 | 상처에서 음압을 조절하기 위한 장치 및 방법 |
JP2014507961A (ja) * | 2010-12-08 | 2014-04-03 | コンバテック・テクノロジーズ・インコーポレイテッド | 創傷滲出液システム付属装置 |
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US7004915B2 (en) * | 2001-08-24 | 2006-02-28 | Kci Licensing, Inc. | Negative pressure assisted tissue treatment system |
CA2634276A1 (fr) | 2006-02-02 | 2007-08-09 | Coloplast A/S | Procede d'aspiration et systeme de drainage de plaies |
CA2724683C (fr) | 2008-05-21 | 2014-10-07 | Moris Topaz | Dispositif de cicatrisation de plaie |
EP3888720A1 (fr) | 2011-05-27 | 2021-10-06 | 3M Innovative Properties Co. | Procédés et systèmes d'administration de fluide à un pansement de plaies |
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KR20080056208A (ko) * | 2005-09-15 | 2008-06-20 | 스미쓰 앤드 네퓨 피엘씨 | 조직으로부터의 활성물질을 갖는 장치 |
KR20080093984A (ko) * | 2005-12-06 | 2008-10-22 | 케이씨아이 라이센싱 인코포레이티드 | 상처부위 삼출물 제거 및 격리 시스템 |
KR20080111837A (ko) * | 2007-06-20 | 2008-12-24 | 윤인모 | 진공 상처치료기 |
KR20120020103A (ko) * | 2009-04-30 | 2012-03-07 | 묄른뤼케 헬스 케어 에이비 | 상처에서 음압을 조절하기 위한 장치 및 방법 |
JP2014507961A (ja) * | 2010-12-08 | 2014-04-03 | コンバテック・テクノロジーズ・インコーポレイテッド | 創傷滲出液システム付属装置 |
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WO2024117756A1 (fr) * | 2022-11-30 | 2024-06-06 | (주)시지바이오 | Dispositif de thérapie par pression négative et son procédé de commande |
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KR101876072B1 (ko) | 2018-08-02 |
KR20180028878A (ko) | 2018-03-19 |
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