CN113082308A - Wound exudate alarm system - Google Patents
Wound exudate alarm system Download PDFInfo
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- CN113082308A CN113082308A CN202110358159.0A CN202110358159A CN113082308A CN 113082308 A CN113082308 A CN 113082308A CN 202110358159 A CN202110358159 A CN 202110358159A CN 113082308 A CN113082308 A CN 113082308A
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- Prior art keywords
- exudate
- wound
- alarm system
- shielding cover
- negative pressure
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H33/00—Bathing devices for special therapeutic or hygienic purposes
- A61H33/14—Devices for gas baths with ozone, hydrogen, or the like
-
- 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
- A61M2205/18—General characteristics of the apparatus with alarm
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention relates to the technical field of medical instruments, in particular to a wound exudate alarm system which comprises a shielding cover, an air compression device, an observation box assembly, an exudate collecting bottle, a three-way assembly and an imaging module, wherein a hollow area is arranged on the inner side of the shielding cover; after one end of the drainage needle is inserted into the three-way component, draining the exudate to a vacuum observation cavity; the imaging module is detachably mounted on the outer side of the shielding cover or the outer side of the box main body and used for shooting an image of exudate in a wound area or a vacuum observation cavity. The monitoring device has the advantages that the transudate is periodically collected by the aid of the replaceable observation box assembly, and is analyzed by the aid of an imaging technology, so that influence on monitoring accuracy caused by condensation of the transudate is avoided.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a wound exudate alarm system.
Background
After the operation is performed, a wound needing to be healed is generally left, and the wound healing process is generally divided into a hemostasis stage, a defense/inflammation stage, a proliferation stage and a maturation stage; in the defense/inflammation stage, immune cells such as leucocytes and macrophages enter the wound to destroy bacteria and remove fragments from the wound, and at the same time, the immune cells secrete growth factors and proteins to attract more immune cells to the wound to promote tissue repair, and the wound is accompanied by edema, effusion, erythema and pain.
The wound exudate is mostly dark yellow turbid, bloody or purulent in appearance. The exudate contains thromboplastin and fibrinogen released when the tissue or cells are damaged, and can be quickly coagulated when exposed to the air, so that the abnormal condition of the exudate is not easy to analyze and monitor in time.
Negative Pressure Wound Therapy equipment, called Negative Pressure Wound Therapy Devices in the united states, NPWT for short, has the principle that Wound healing is promoted by applying Negative Pressure to a Wound and sucking exudate, and meanwhile, the physicochemical properties of the exudate are analyzed to judge Wound healing progress and whether symptoms such as infection, bleeding and the like exist, and meanwhile, an alarm is provided. However, negative pressure has the potential to destroy the functions of growth factors and immune cells at the wound site and risks aggravating red swelling and pain of the wound.
Disclosure of Invention
The invention aims to provide a wound exudate alarm system aiming at the defects of the prior art, which utilizes a replaceable observation box assembly to regularly collect exudate and utilizes an imaging technology to analyze the exudate, thereby avoiding the influence on the monitoring accuracy caused by the coagulation of the exudate.
In order to achieve the above object, the wound exudate warning system of the present invention comprises: the shielding cover is transparent, a hollow area is arranged on the inner side of the shielding cover, an inlet and an outlet are arranged in the hollow area, and the shielding cover is used for covering a wound area; the pressure gas releasing device is communicated and connected with the inlet of the hollow area through a pipeline and is used for blowing gas to the hollow area; the observation box assembly comprises a drainage needle and a box main body made of transparent materials, a vacuum observation cavity and a needle tube part are arranged in the box main body, the drainage needle is arranged in the needle tube part in a sliding mode within a limited stroke range, and a spacing film capable of being punctured by the drainage needle is arranged between the vacuum observation cavity and the needle tube part; the exudate collecting bottle is communicated with the outlet of the hollow area and is used for collecting exudate flowing out of the wound area; the three-way component is provided with a first end and a second end which are communicated, and the first end and the second end are respectively communicated with the outlet and the percolate collecting bottle; the three-way component is also provided with a third end which can be opened and closed, one end of the drainage needle is positioned in the needle tube part, the other end of the drainage needle is inserted between the first end and the second end through the third end and then drains the exudate to the vacuum observation cavity, and the third end is closed after the other end of the drainage needle is pulled out from the third end; the imaging module is detachably mounted on the outer side of the shielding cover or the outer side of the box main body and used for shooting an image of exudate in a wound area or a vacuum observation cavity.
Furthermore, the wound exudate alarm system of the invention comprises an imaging module, a shell, a camera, a power supply, a storage module, a wireless signal transceiving module and a control unit, wherein the shell is detachably connected with the outer side of the shielding cover or the outer side of the box main body; the camera is slidably installed in the shell, and the camera, the power supply, the storage module and the wireless signal transceiving module are all electrically connected with the control unit.
Further, according to the wound exudate alarm system, a sliding groove is formed in the outer side face of the shielding cover; the outer edge of the shielding cover is provided with an elastic skirt edge which is provided with a first annular negative pressure area and a second annular negative pressure area, the first negative pressure area is positioned at the outer edge of the hollow area, and the second negative pressure area is positioned at the outer edge of the first negative pressure area; the air exhaust device is respectively connected with the first negative pressure region and the second negative pressure region in a conduction mode through pipelines and used for exhausting air from the first negative pressure region and the second negative pressure region.
Furthermore, the wound exudate alarm system comprises a square tube, wherein a square hole is formed in the square tube, the cross section of the square hole is square, the first end and the second end are respectively positioned at the two ends of the square tube, one end of the drainage needle is in a circular tube shape, the other end of the drainage needle is provided with a square tube end, the cross section of the square tube end is square, the tail end of the square tube end is provided with a guide inclined plane, and the square tube end is inserted between the first end and the second end through the third end and then blocks exudate from flowing to an exudate collecting bottle.
Further, according to the wound exudate alarm system, the top of the guiding-in inclined plane is provided with the sealing top surface, the square through pipe is internally provided with the sealing groove, and the sealing top surface and the sealing groove are arranged in a matched mode.
Further, the wound exudate alarm system of the invention is characterized in that the box main body is also provided with a vacuum suction cavity, the vacuum suction cavity is positioned at one end of the vacuum observation cavity and is communicated with the vacuum observation cavity, the box main body is also provided with a front lens wall and a rear lens wall, the vacuum observation cavity is positioned between the front lens wall and the rear lens wall, the distance between the front lens wall and the rear lens wall is 0.01-0.5mm, and the volume of the vacuum suction cavity is 3-5 times of that of the vacuum observation cavity.
Further, according to the wound exudate alarm system, the box main body and the shielding cover are provided with clamping structures used for clamping the imaging module.
Further, in the wound exudate alarm system, the camera is slidably arranged on the shell, the imaging module further comprises a light supplement lamp, a light guide plate is arranged at the outer edge of the shell and used for guiding light emitted by the light supplement lamp to the shielding cover or the rear lens wall, and when the imaging module shoots an image of exudate in the vacuum observation cavity, the camera is positioned on the outer side of the front lens wall.
Further, according to the wound exudate alarm system, the shielding cover is provided with a containing groove for containing the end portion of the light guide plate, and the containing groove is formed by inwards recessing the surface of the shielding cover.
The invention has the beneficial effects that: according to the wound exudate alarm system and the wound exudate alarm system, the replaceable observation box assembly is used for collecting exudate regularly, the imaging technology of the imaging module is used for shooting the exudate in the observation box assembly, the characteristic information of the exudate can be collected without disassembling the shielding cover or gauze, and the exudate is not contacted with the external environment air before the exudate image is collected, so that the influence on the monitoring accuracy caused by the exudate condensation is avoided. Meanwhile, the wound exudate alarm system has the advantages that the wound area is in positive pressure, the potential possibility that negative pressure destroys growth factors and immune cell functions of the wound is avoided, the possibility of aggravating red swelling and pain of the wound is avoided, meanwhile, the pressure gas release device is used for blowing air to the hollow area, the wound area is kept at a certain oxygen partial pressure, and the wound healing speed is improved.
Drawings
Fig. 1 is a schematic view of the connection structure of the present invention.
Fig. 2 is a schematic cross-sectional structural view of the sight glass assembly of the present invention.
Fig. 3 is a schematic perspective view of the observation box assembly of the present invention.
Fig. 4 is a schematic view of a connection structure of the imaging module of the present invention.
Fig. 5 is a schematic perspective view of the drainage needle of the present invention.
Drainage needle
The reference numerals include:
1-Shielding cover 11-hollow region
2-pressure gas releasing device
3-Observation box assembly
31-drainage needle 311-square tube end 312-leading-in inclined plane 313-sealing top surface
32-Box body
321-spacer film 322-vacuum observation cavity
323-front lens wall 324-rear lens wall 325-needle tube part
33-vacuum suction chamber
34-spring
4-tee assembly
41-first end 42-second end 43-third end
44-square through pipe 45-square hole
5-elastic skirt 51-first negative pressure zone 52-second negative pressure zone
6-imaging module 61-camera 62-light supplement lamp 63-storage module 64-wireless
64 Signal Transceiver Module 65-control Unit
7-percolate collecting bottle
8-air extraction device.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 1 to 5, the wound exudate warning system of the present invention comprises: the shielding cover 1 is transparent, a hollow area 11 is arranged on the inner side of the shielding cover 1, the hollow area 11 is provided with an inlet and an outlet, and the shielding cover 1 is used for covering a wound area; the pressure gas release device 2 is communicated and connected with the inlet of the hollow area 11 through a pipeline, the pressure gas release device 2 is used for blowing air to the hollow area 11, and the exudate in the wound area can flow to the vacuum observation cavity 322 or the exudate collecting bottle 7 through the outlet; the observation box assembly 3 comprises a drainage needle 31 and a box main body 32 made of transparent materials, wherein a vacuum observation cavity 322 and a needle tube part 325 are arranged in the box main body 32, the drainage needle 31 is arranged in the needle tube part 325 in a sliding way within a limited stroke range, and a spacing film 321 which can be punctured by the drainage needle 31 is arranged between the vacuum observation cavity 322 and the needle tube part 325; the exudate collecting bottle 7 is communicated with the outlet of the hollow area 11 and is used for collecting exudate flowing out of the wound area; the three-way component 4 is provided with a first end 41 and a second end 42 which are communicated, and the first end 41 and the second end 42 are respectively communicated with the outlet and the exudate collecting bottle 7; the three-way component 4 is also provided with a third end 43 which can be opened and closed, one end of the drainage needle 31 is positioned in the needle tube part 325, the other end of the drainage needle 31 is inserted between the first end 41 and the second end 42 through the third end 43, then the exudate is drained to the vacuum observation cavity 322, and the third end 43 is closed after the other end of the drainage needle 31 is pulled out from the third end 43; the imaging module 6, imaging module 6 detachable install in the outside of shielding lid 1 or the outside of box main part 32 for shoot the wound area or vacuum and observe the image of the interior infiltration liquid of chamber 322.
According to the wound exudate alarm system, the replaceable observation box assembly 3 is used for collecting exudate regularly, the imaging technology of the imaging module 6 is used for shooting the exudate in the observation box assembly 3, the characteristic information of the exudate can be collected without disassembling the shielding cover 1 or gauze, and the exudate is not contacted with the external environment air before the exudate image is collected, so that the influence on the monitoring accuracy caused by the exudate condensation is avoided. Meanwhile, the wound exudate alarm system has the advantages that the wound area is in positive pressure, the potential possibility that negative pressure destroys growth factors and immune cell functions of the wound is avoided, the possibility of aggravating red swelling and pain of the wound is avoided, meanwhile, the pressure gas release device 2 is used for blowing air to the hollow area 11, the certain oxygen partial pressure of the wound area is kept, and the wound healing speed is improved.
Specifically, a spring 34 may be disposed in the needle tube 325, and the spring 34 abuts against the lower side of the flange of the drainage needle 31, so that the drainage needle 31 tends to deviate from the vacuum observation cavity 322, and after the drainage needle 31 pierces the partition 321 to guide the exudate to the vacuum observation cavity 322, the drainage needle 31 may be pulled out from the vacuum observation cavity 322, and the partition 321 seals the vacuum observation cavity 322.
Specifically, a horn can be arranged on the imaging module 6, the horn is electrically connected with the control unit 65, and an alarm signal is sent out when abnormality is found. Chinese patent CN101947348B discloses a specific implementation method capable of detecting the color of the exudate and sending out an alarm signal in time.
In specific implementation, an atomizer can be further arranged for atomizing the anti-inflammatory liquid medicine; the atomizer is communicated with the pipeline, and the pressure gas releasing device 2 enables the atomized liquid medicine of the atomizer to generate mist to enter the wound area in the hollow area 11 through the pipeline, so that the possibility of wound inflammation is reduced. The pressure gas releasing device 2 is a device capable of slowly releasing gas with a certain pressure, and for example, includes a tank body and a pressure reducing valve device which are packaged with high-pressure gas, and specifically may be a high-pressure gas tank in which a mixed gas of nitrogen and oxygen is packaged.
The vacuum observation cavity 322 is under negative pressure, and when the exudate needs to be introduced into the vacuum observation cavity 322, the other end of the drainage needle 31 can be inserted between the first end 41 and the second end 42 through the third end 43, and then the exudate is drained to the vacuum observation cavity 322.
In an embodiment, in the wound exudate alarm system of the present invention, the imaging module 6 further includes a housing, a camera 61, a power supply, a storage module 63, a wireless signal transceiver module 64 and a control unit 65, the housing is detachably connected to the outer side of the shielding cover 1 or the outer side of the box main body 32; the camera 61 is slidably mounted in the housing, and the camera 61, the power supply, the storage module 63 and the wireless signal transceiver module 64 are all electrically connected to the control unit 65. The wound exudate alarm system can transmit signals with a mobile phone through a no-signal receiving and sending module, and sends out alarm signals when the control unit 65 analyzes and judges that exudate is abnormal. The storage module 63 stores instructions, and the wireless signal transceiver module 64 can be a bluetooth module or a wifi module, and is used for communicating with a mobile phone. When the control unit 65 executes the instruction, the camera 61 captures an image or a video and then caches the image or the video to the storage module 63, then the information is transmitted to the mobile phone through the wireless signal transceiving module 64, the captured image or the video is transmitted to the mobile phone, a patient can remotely transmit the image or the video to a doctor through the mobile phone, and the doctor can remotely control the imaging module 6 to observe a diseased area to realize remote medical treatment.
In one embodiment, the wound exudate alarm system of the invention, the outer side surface of the shielding cover 1 is provided with a sliding groove; the outer edge of the shielding cover 1 is provided with an elastic skirt 5, the elastic skirt 5 is provided with a first negative pressure region 51 and a second negative pressure region 52 which are annular, the first negative pressure region 51 is positioned at the outer edge of the hollow area 11, and the second negative pressure region 52 is positioned at the outer edge of the first negative pressure region 51; the vacuum suction device further comprises an air suction device 8, the air suction device 8 is respectively connected with the first negative pressure region 51 and the second negative pressure region 52 in a conduction mode through a pipeline, and the air suction device 8 is used for sucking air from the first negative pressure region 51 and the second negative pressure region 52. According to the wound exudate alarm system, the elastic skirt edge 5 can be adsorbed on the skin through negative pressure, so that the shielding cover 1 can be connected with the skin of a patient without using viscose.
In an embodiment, the wound exudate alarm system of the present invention, the three-way component 4 includes a square tube 44, a square hole 45 is disposed inside the square tube 44, a cross section of the square hole 45 is square, the first end 41 and the second end 42 are respectively located at two ends of the square tube 44, one end of the drainage needle 31 is in a circular tube shape, the other end of the drainage needle 31 is provided with a square tube end 311, a cross section of the square tube end 311 is square, a leading-in inclined plane 312 is disposed at a tail end of the square tube end 311, the square tube end 311 is inserted between the first end 41 and the second end 42 through the third end 43, and then blocks an exudate from flowing to the exudate collection bottle 7, and the second end 42 is sealed at the same time, so as to avoid a pressure release phenomenon before the exudate is collected by.
Specifically, in the wound exudate alarm system of the present invention, a sealing top surface 313 is disposed at the top of the guiding inclined plane 312, a sealing groove is disposed inside the square tube 44, and the sealing top surface 313 and the sealing groove are disposed in a matching manner.
In one embodiment, the wound exudate alarm system of the present invention, the box main body 32 is further provided with a vacuum suction chamber 33, the vacuum suction chamber 33 is located at one end of the vacuum observation chamber 322 and is communicated with the vacuum observation chamber 322, the box main body 32 is further provided with a front lens wall 323 and a rear lens wall 324, the vacuum observation chamber 322 is located between the front lens wall 323 and the rear lens wall 324, the distance between the front lens wall 323 and the rear lens wall 324 is 0.01-0.5mm, which is convenient for shooting and observing components in exudate, and the volume of the vacuum suction chamber 33 is 3-5 times of that of the vacuum observation chamber 322. The wound exudate alarm system of the invention has the vacuum suction cavity 33 which improves the vacuum volume and can fully ensure the vacuum observation cavity 322
In an embodiment of the wound exudate alarm system of the invention, the box main body 32 and the shielding cover 1 are provided with a clamping structure for clamping the imaging module 6, the clamping structure may be a T-shaped notch, and a T-shaped portion matched with the T-shaped notch is arranged on the housing of the imaging module 6.
In an embodiment of the wound exudate alarm system of the present invention, the camera 61 is slidably disposed in the housing, so that the camera 61 can adjust the focal length. Imaging module 6 still includes light filling lamp 62, the outer fringe of casing is provided with the light guide plate, and the light guide plate is used for the light guide that light filling lamp 62 sent to shielding lid 1 or rear lens wall 324, and when imaging module 6 shot the image of the interior infiltration liquid of vacuum observation chamber 322, camera 61 was located the outside of front lens wall 323. The wound exudate alarm system is provided with the light supplement lamp 62, and can clearly image in places with insufficient ambient light.
In an embodiment of the wound exudate alarm system of the present invention, the shielding cover 1 is provided with a receiving groove for receiving an end portion of the light guide plate, and the receiving groove is formed by recessing a surface of the shielding cover 1. The end of the light guide plate is located in the receiving groove and guides the light of the light supplement lamp 62 into the shielding cover 1.
In conclusion, the present invention has the above-mentioned excellent characteristics, so that it can be used to enhance the performance of the prior art and has practicability, and becomes a product with practical value.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (9)
1. A wound exudate alarm system, comprising:
the shielding cover is transparent, a hollow area is arranged on the inner side of the shielding cover, an inlet and an outlet are arranged in the hollow area, and the shielding cover is used for covering a wound area;
the pressure gas releasing device is communicated and connected with the inlet of the hollow area through a pipeline and is used for blowing gas to the hollow area;
the observation box assembly comprises a drainage needle and a box main body made of transparent materials, a vacuum observation cavity and a needle tube part are arranged in the box main body, the drainage needle is arranged in the needle tube part in a sliding mode within a limited stroke range, and a spacing film capable of being punctured by the drainage needle is arranged between the vacuum observation cavity and the needle tube part;
the exudate collecting bottle is communicated with the outlet of the hollow area and is used for collecting exudate flowing out of the wound area;
the three-way component is provided with a first end and a second end which are communicated, and the first end and the second end are respectively communicated with the outlet and the percolate collecting bottle; the three-way component is also provided with a third end which can be opened and closed, one end of the drainage needle is positioned in the needle tube part, the other end of the drainage needle is inserted between the first end and the second end through the third end and then drains the exudate to the vacuum observation cavity, and the third end is closed after the other end of the drainage needle is pulled out from the third end;
the imaging module is detachably mounted on the outer side of the shielding cover or the outer side of the box main body and used for shooting an image of exudate in a wound area or a vacuum observation cavity.
2. A wound exudate alarm system as claimed in claim 1 wherein: the imaging module further comprises a shell, a camera, a power supply, a storage module, a wireless signal transceiving module and a control unit, wherein the shell is detachably connected with the outer side of the shielding cover or the outer side of the box main body; the camera is slidably installed in the shell, and the camera, the power supply, the storage module and the wireless signal transceiving module are all electrically connected with the control unit.
3. A wound exudate alarm system as claimed in claim 1 wherein: a sliding groove is formed in the outer side surface of the shielding cover; the outer edge of the shielding cover is provided with an elastic skirt edge which is provided with a first annular negative pressure area and a second annular negative pressure area, the first negative pressure area is positioned at the outer edge of the hollow area, and the second negative pressure area is positioned at the outer edge of the first negative pressure area; the air exhaust device is respectively connected with the first negative pressure region and the second negative pressure region in a conduction mode through pipelines and used for exhausting air from the first negative pressure region and the second negative pressure region.
4. A wound exudate alarm system as claimed in claim 1 wherein: the tee bend subassembly is including the square tube, and the square tube is inside to be provided with the square hole, and the transversal square of personally submitting of square hole, and first end and second end are located the both ends of square tube respectively, and the one end of drainage needle is the pipe form, and the other end of drainage needle is provided with the square tube end, and the transversal square of personally submitting of square tube end, the end of square tube end are provided with leading-in inclined plane, and the square tube end will block behind the third end inserts between first end and the second end that the exudate flows to the exudate receiving flask.
5. A wound exudate alarm system as claimed in claim 4 wherein: the top of leading-in inclined plane is provided with sealed top surface, and square-tube inside is provided with sealed recess, and sealed top surface sets up with sealed recess cooperation.
6. A wound exudate alarm system as claimed in claim 1 wherein: the box main body is also provided with a vacuum suction cavity, the vacuum suction cavity is positioned at one end of the vacuum observation cavity and is communicated with the vacuum observation cavity, the box main body is also provided with a front lens wall and a rear lens wall, the vacuum observation cavity is positioned between the front lens wall and the rear lens wall, the distance between the front lens wall and the rear lens wall is 0.01-0.5mm, and the volume of the vacuum suction cavity is 3-5 times that of the vacuum observation cavity.
7. A wound exudate alarm system as claimed in claim 1 wherein: the box main part is provided with the joint structure that is used for joint imaging module with shielding the lid outside.
8. A wound exudate alarm system as claimed in claim 6 wherein: the camera slides and sets up in the casing, the formation of image module still includes the light filling lamp, the outer fringe of casing is provided with the light guide plate, and the light guide that the light guide plate was used for sending the light filling lamp is to shielding lid or rear lens wall, and when the formation of image module was shot the image of vacuum observation intracavity exudate, the camera was located the outside of preceding lens wall.
9. A wound exudate alarm system as claimed in claim 8 wherein: the shielding cover is provided with a containing groove used for containing the end part of the light guide plate, and the containing groove is formed by the inward concave of the surface of the shielding cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110358159.0A CN113082308A (en) | 2021-04-01 | 2021-04-01 | Wound exudate alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110358159.0A CN113082308A (en) | 2021-04-01 | 2021-04-01 | Wound exudate alarm system |
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| CN113082308A true CN113082308A (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110358159.0A Pending CN113082308A (en) | 2021-04-01 | 2021-04-01 | Wound exudate alarm system |
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| CN104644333A (en) * | 2015-02-12 | 2015-05-27 | 昆山韦睿医疗科技有限公司 | Collecting device for storing wound fluid and negative pressure treatment equipment |
| CN207253523U (en) * | 2017-03-15 | 2018-04-20 | 北京积水潭医院 | A kind of pressure-adjustable wound drainage device |
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2021
- 2021-04-01 CN CN202110358159.0A patent/CN113082308A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3982546A (en) * | 1975-02-28 | 1976-09-28 | Friend John H | Device for draining a body cavity |
| CN101304772A (en) * | 2005-09-15 | 2008-11-12 | 史密夫及内修公开有限公司 | Apparatus with actives from tissue |
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