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WO2012065308A1 - Système de traitement de plaies par pression négative, apte à détecter la viscosité d'exsudats de plaies - Google Patents

Système de traitement de plaies par pression négative, apte à détecter la viscosité d'exsudats de plaies Download PDF

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Publication number
WO2012065308A1
WO2012065308A1 PCT/CN2010/078909 CN2010078909W WO2012065308A1 WO 2012065308 A1 WO2012065308 A1 WO 2012065308A1 CN 2010078909 W CN2010078909 W CN 2010078909W WO 2012065308 A1 WO2012065308 A1 WO 2012065308A1
Authority
WO
WIPO (PCT)
Prior art keywords
wound
viscosity
negative pressure
wound exudate
detecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2010/078909
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English (en)
Chinese (zh)
Inventor
菅冀祁
郑灿阳
隗刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foryou Multimedia Electronics Co Ltd
Original Assignee
Foryou Multimedia Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foryou Multimedia Electronics Co Ltd filed Critical Foryou Multimedia Electronics Co Ltd
Priority to PCT/CN2010/078909 priority Critical patent/WO2012065308A1/fr
Publication of WO2012065308A1 publication Critical patent/WO2012065308A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A61M1/98—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties

Definitions

  • the present invention relates to the field of negative pressure wound treatment equipment, and more particularly to a negative pressure wound treatment system capable of detecting the viscosity of a wound exudate.
  • Negative pressure wound treatment equipment called Negative_Pressure_Wound_Therapy_De vices, is called NPWT, and its principle is to promote wound healing by applying a negative pressure to the wound. According to the clinical results of the United States in the past 10 years, the device has a good healing effect on various acute and chronic wound treatments.
  • a negative pressure wound treatment system includes a negative pressure wound treatment device, a wound site kit, and a container for collecting exudate at the wound (herein referred to as a container for the collection bottle).
  • the wound kit is used to close the wound and create a negative pressure space.
  • Negative pressure wound therapy equipment is used to create the required wound negative pressure, consisting of a negative pressure source, and a controller. Referring to Figure 1, a common negative pressure wound treatment system is shown.
  • the inside of the dotted line is the negative pressure wound treatment device 8; the reference numeral 1 is the skin tissue around the human wound; the filler 2 at the wound covers the wound of the human body; the wound closure 3 is placed above the filling 2 at the wound, and the wound is closed
  • the wound filler 2 is connected to the liquid collecting bottle 5 through the connecting tube 4, thereby guiding the exudate from the wound into the liquid collecting bottle 5, and collecting the exudate from the wound through the collecting bottle 5, and collecting the liquid collecting bottle
  • the other end of 5 is connected to the negative pressure source 6, and the negative pressure source 6 provides a negative pressure to supply the wound exudate to the liquid collecting bottle 5; the negative pressure source 6 is connected to a controller 7, which is negatively controlled by the controller 7.
  • the pressure source 6 achieves control.
  • Wound exudate is a body fluid that accumulates in the wound and has many physiological causes for its formation.
  • exudate viscosity is one of the important topics in modern wound care research.
  • Modern wound care for wound exudate research as an important indicator of wound treatment, wound exudate viscosity is closely related to many diseases, measuring the viscosity of wound exudate to clarify the pathogenesis of these diseases and It is important to have timely diagnosis and treatment.
  • there is no specific method for measuring the viscosity of the wound exudate and the viscosity is thin and thick.
  • a first object of the present invention is to provide a negative pressure wound treatment system which can detect the viscosity of a wound exudate, which can detect the viscosity of the wound exudate and provide more accurate data for the medical staff to judge the condition.
  • a second object of the present invention is to provide another negative pressure wound treatment system capable of detecting the viscosity of wound exudate, capable of detecting the viscosity of the wound exudate in the liquid collection bottle, for the wound of the medical staff The observation and research work of the exudate is convenient.
  • a negative oral treatment system for detecting the viscosity of a wound exudate of the present invention comprises:
  • the flow rate and pressure difference of the liquid calculate the viscosity of the wound exudate.
  • the detecting and processing device comprises:
  • An injection control device controls the height of the wound exudate entering the sampling chamber
  • a volume monitoring device for monitoring the liquid level of the wound exudate in the sampling chamber;
  • a pressure detecting device for detecting a pressure difference of a liquid surface in the sampling chamber;
  • the arithmetic unit calculates the height difference of the wound exudate, the pressure difference, and the length of time during which the liquid level changes, and calculates the viscosity of the wound exudate.
  • the sampling chamber is a cavity formed on the inner side wall of the liquid collecting bottle, is electrically connected to the inner portion of the liquid collecting bottle, and is electrically connected to the negative pressure source through a pipeline.
  • the sampling chamber is a lumen of a sampling tube disposed in the liquid collection bottle.
  • the detecting and processing device further comprises: a thermostatic control device that keeps the temperature of the exudate in the liquid collecting bottle unchanged.
  • the radius of the sampling chamber is less than a quarter of the radius of the liquid collection bottle.
  • the injection control device comprises two electromagnetic valves, one of which is disposed in a connecting line between the liquid collecting bottle and the negative pressure source, controls the negative pressure in the liquid collecting bottle, and the other is disposed in the sampling chamber and the negative pressure In the connection line of the source, the negative pressure in the sampling chamber is controlled.
  • a storage device is further included, which is disposed in the MCU and stores the value of the detected viscosity at a certain time interval.
  • the storage device includes a USB slot and/or an SD card slot, and stores the value of the consistency into an external storage device inserted into the USB slot and/or the SD card slot.
  • the arithmetic unit further calculates an average value of the viscosity according to the viscosity value in a certain period of time.
  • the negative pressure wound treatment system capable of detecting the viscosity of wound exudate of the present invention, because a sampling chamber is provided, the wound exudate in the liquid collecting bottle is collected, and a detecting processing device is arranged to detect the wound exudation in the sampling chamber
  • the viscosity of the liquid is used to detect the viscosity of the wound exudate. Therefore, the medical staff can eliminate the viscous data based on the empirical data and quantify the calculated value of the viscosity for the medical staff. Wound treatment is convenient.
  • the negative pressure wound treatment system of the present invention for detecting the viscosity of wound exudate comprises:
  • the wound exudate viscosity detecting device detects the viscosity of the wound exudate in the liquid collecting bottle.
  • the method further comprises:
  • the data acquisition and processing device collects and processes the wound exudate viscosity detecting device to detect the obtained data, and stores the processed value.
  • the wound exudate viscosity detecting device comprises a capillary viscometer for detecting the viscosity of the wound exudate in the collecting bottle.
  • the capillary viscometer comprises:
  • a pressure detecting module that detects a pressure difference between the upper and lower ends of the capillary
  • a flow monitoring module that controls and monitors the flow of wound exudate through the capillary.
  • the capillary viscometer further comprises an arithmetic unit for calculating the viscosity of the wound exudate based on the pressure difference between the upper and lower ends of the capillary and the flow rate of the wound exudate flowing through the capillary.
  • the wound exudate viscosity detecting device comprises a rotational viscometer.
  • the rotational viscometer comprises:
  • a shear stress detecting module for detecting a shear stress of the wound exudate in the liquid collecting bottle
  • the shear rate detecting module detects the shear rate of the wound exudate in the liquid collecting bottle.
  • the rotational viscometer further comprises a data processing unit for calculating the viscosity of the wound exudate according to the shear stress and the shear rate of the wound exudate in the liquid collection bottle.
  • the wound exudate viscosity detecting device comprises an Ubbelohde viscometer or an Enshi viscometer.
  • the negative pressure wound treatment system capable of detecting the viscosity of the wound exudate of the present invention can detect the viscosity of the wound exudate by setting the wound exudate viscosity detecting device, and the medical staff can eliminate the empirical value.
  • the fuzzy data is used to judge the viscosity of the wound exudate, and the calculated value of the viscosity is quantified, so that the medical staff can more accurately understand the viscosity of the wound exudate, and provide convenience for the medical staff to study the wound. For cases where the viscosity becomes larger and the wound condition deteriorates, the medical staff can handle it in time to prevent delays.
  • a data acquisition and processing device which collects and processes the data obtained by the wound exudate viscosity detecting device, and then stores the processed value, thereby facilitating the medical personnel to view the data in the future.
  • the invention provides two negative pressure wound treatment systems for detecting the viscosity of wound exudate Having the same inventive concept, meeting the requirements of unity, can be proposed in one application.
  • FIG. 1 is a schematic structural view of a conventional negative pressure wound treatment system
  • FIG. 2 is a schematic view showing the principle of detecting the viscosity of the exudate of the negative pressure wound treatment system capable of detecting the viscosity of the wound exudate provided by the present invention
  • Figure 3 is a graph showing the relationship between shear force and shear rate
  • Figure 4 is a schematic view showing the structure of a negative pressure wound treatment system for detecting the viscosity of wound exudate provided by the present invention
  • Figure 5 is a schematic view showing the structure of the liquid collecting bottle in Figure 4.
  • Figure 6 is a schematic view showing the structure of a second embodiment of a negative pressure wound treatment system for detecting the viscosity of wound exudate provided by the present invention
  • Figure 7 is a schematic view showing the principle of detecting the viscosity of the capillary viscometer in the second embodiment; in the figure, the relevant reference numerals are as follows:
  • the wound exudate belongs to a non-Newtonian fluid, the gradient of shear stress and shear rate varies with the shear rate. There is no constant viscosity value, so the measurement of the viscosity of the wound exudate is actually measuring the wound exudate.
  • the static viscosity as a function of shear rate.
  • R where ⁇ is the flow per unit time, R is the inner radius of the capillary 9, is the shear rate, ⁇ is the shear stress of the wound exudate somewhere in the capillary, ⁇ is the wound exudate at the inner wall of the capillary 9 Shear stress, and where is the pressure difference across the capillary 9, L is capillary
  • the shear rate at the inner wall of the capillary 9 is:
  • the pressure difference and the flow rate ⁇ between the two samples are calculated, and the minimum is adopted according to the mechanical parameters L, R of the capillary 9.
  • the two-multiplication method performs curve fitting, and the values of a and n are obtained, and the curve of the static viscosity of the exudate as a function of the shear rate is obtained, and the viscosity of the wound exudate can be obtained from the curve.
  • the size of the viscosity is directly related to the temperature. The higher the temperature, the smaller the viscosity, the lower the temperature, the greater the viscosity, so the temperature change is also an important factor affecting the viscosity.
  • the temperature in the test tube was kept constant, and the influence of temperature on the viscosity of the exudate was ignored.
  • Fig. 3 is a graph showing the relationship between shear stress and shear rate. It can be seen from this that: The cut should be weakened: The viscosity decreases as the shear rate increases.
  • Newtonian fluid viscosity does not change with shear rate, is a constant
  • the calculated viscosity value is an indefinite value.
  • the wound exudate at the center of the sampling tube has the highest rate of cut and the viscosity is the smallest, while the wound exudate at the inner wall of the sampling tube has the lowest rate of cut and the viscosity is the largest, so the viscosity of the wound exudate.
  • the consistency can be obtained by calculating the value of the viscosity and taking the average value of the viscosity at a certain time interval as a measure of the viscosity.
  • FIG. 4 is a schematic structural view of a first embodiment of a negative pressure wound treatment system for detecting the viscosity of a wound exudate provided by the present invention
  • FIG. 5 is a schematic structural view of the liquid collection bottle of FIG. .
  • the negative pressure wound treatment system of the present invention for detecting the viscosity of exudate includes:
  • the negative pressure wound treatment device 8 is composed of a negative pressure source 6 and a controller 7;
  • a wound kit for filling and sealing the wound 1 comprising a wound filler 2 - a wound dressing, a wound closure 3 - a film, the wound filler 2 being connected to the collecting bottle 5 through a connecting tube 4; a negative pressure source and a collecting bottle 5 Through the pipeline connection, the liquid collection bottle 5 is provided with a negative pressure, so that the wound exudate exuded from the wound filler flows into the liquid collecting bottle;
  • a sampling tube 10 having a sampling chamber is disposed adjacent to the inner side wall of the liquid collecting bottle, is electrically connected to the inside of the liquid collecting bottle, and is electrically connected to the negative pressure source through the pipeline;
  • the injection control device controls the height of the wound exudate entering the sampling chamber, and includes a solenoid valve 131 disposed in the connecting line of the liquid collecting bottle 5 and the negative pressure source 6, and a sampling valve 10 and a negative pressure source 6 Connecting the solenoid valve 132 in the pipeline;
  • a volume monitoring device for monitoring the liquid level of the wound exudate in the sampling chamber
  • a pressure detecting device for detecting a pressure difference of a liquid surface in the sampling chamber
  • the height difference of the wound exudate, the pressure difference, and the length of time over which the liquid level changes are calculated, and the viscosity of the wound exudate is calculated.
  • the solenoid valve 131 and the solenoid valve 132 are normally open, and the opening of the solenoid valve 131 and the solenoid valve 132 is controlled by the control unit of the injection control device, and the suction into the liquid collecting bottle 5 and the sampling tube 10 is controlled. The amount of exudate.
  • the radius R of the sampling tube 10 is known and is much smaller than the radius of the liquid collecting bottle, this embodiment In the example, the radius is less than a quarter of the radius of the collection bottle.
  • the working process of the embodiment is as follows: a height value h is set during the sampling process, and the volume monitoring device monitors in real time, when the height difference between the liquid surface of the wound exudate and the liquid level of the liquid collecting bottle extracted in the sampling tube is h,
  • the solenoid valve is adjusted to maintain the liquid level in the sampling tube unchanged, thereby maintaining the height difference h, and the pressure detecting device detects the pressure difference ⁇ of the liquid surface of the wound in the sampling tube, and adjusts the diameters of the two solenoid valves to Consistently, the volume monitoring device monitors the liquid level change of the wound exudate in the sampling tube.
  • the flow rate of the At mouth exudate flowing through the sampling tube is calculated by the least square method according to the pressure difference and the flow data, and the values of a and n are obtained, and the static viscosity of the wound exudate is obtained according to the shear rate.
  • the curve of the change, the slope of the curve is calculated, which is the viscosity of the wound exudate.
  • a temperature control device is set up - a constant temperature water bath (not shown in Fig. 5), and the liquid collection bottle 5 is placed. In this constant temperature water bath, the temperature of the wound exudate in the liquid collection bottle is kept constant, so that the temperature difference is negligible.
  • the embodiment further includes a storage device that calculates an average value of the viscosity at a certain time interval and stores it in the MCU.
  • the storage unit is also provided with a USB slot and an SD card slot, and can be inserted into an external storage device, so that the data can be taken out for analysis.
  • the viscosity data stored in the MCU can be processed by the program, the viscosity is displayed on the display interface, or the data of the viscosity is taken out, and the medical staff is used for the viscosity analysis to determine the wound treatment. Case.
  • the medical staff can obtain the viscosity data of the wound exudate more accurately, which is convenient for the medical staff to deteriorate the wound and cause the viscosity value of the infection. Increased abnormalities are dealt with in a timely manner to reduce unnecessary medical incidents.
  • the sampling chamber can also be formed directly on the liquid collecting bottle, that is, a sampling chamber is integrally formed on the inner side wall of the liquid collecting bottle.
  • the negative pressure wound treatment system for detecting the viscosity of the wound exudate in the embodiment includes:
  • the negative pressure wound treatment device 8 is composed of a negative pressure source 6 and a controller 7.
  • the liquid collection bottle 5 and the negative pressure source 6 are connected through a connecting tube 4, and the negative pressure source 6 supplies a negative pressure thereto, so that the wound exudate can Flow into the liquid collection bottle 5;
  • a wound kit filling the wound and closing the wound, communicating with the collection bottle 5 through the connecting tube 4, the wound kit comprising the wound filler 2 and the wound closure 3;
  • the wound exudate viscosity detecting device 14 detects the viscosity of the wound exudate in the liquid collecting bottle 5, which includes a capillary viscometer, wherein the capillary viscometer includes: a pressure for detecting a pressure difference between the upper and lower ends of the capillary a detection module, a flow monitoring module for controlling and monitoring the wound exudate flowing through the capillary, and calculating a viscosity of the wound exudate based on a pressure difference between the upper and lower ends of the capillary and a flow rate of the wound exudate flowing through the capillary Degree of operation unit;
  • the data collection and processing device 15 collects and processes the viscosity data obtained by detecting the wound exudate viscosity detecting device, and obtains an average value of the viscosity as the actual viscosity, and stores the actual viscosity after the treatment. Value.
  • wound exudate viscosity detecting device comprises a rotational viscometer which replaces the capillary viscometer in the first embodiment.
  • the rotary chamber of the rotary viscometer is electrically connected to the liquid collecting bottle and is electrically connected to the negative pressure source.
  • the control valve is arranged in the connecting line with the negative pressure source, so that the wound exudate in the liquid collecting bottle can flow into the rotating chamber. Then, the viscometer was rotated to measure the viscosity of the wound exudate in the collection bottle.
  • the rotational viscometer includes a shear stress detecting module for detecting a shear stress of a wound exudate, a shear rate detecting module for detecting a shear rate of the wound exudate, and a cut of the wound exudate according to the test
  • a data processing unit that calculates the viscosity of the wound exudate by stress and shear rate calculations.

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  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

L'invention porte sur un système de traitement de plaies par pression négative, apte à détecter la viscosité d'exsudats de plaies, lequel système comprend : une bouteille de collecte (5) pour collecter un exsudat de plaie ; un dispositif (8) de traitement de plaie par pression négative, constitué d'une source de pression négative (6) et d'un contrôleur (7) ; une trousse de soins des plaies pour remplir et enfermer la plaie, laquelle trousse communique avec la bouteille de collecte (5) par l'intermédiaire d'un tube de liaison (4) ; une chambre d'échantillonnage pour échantillonner un exsudat de plaie dans la bouteille de collecte (5) ; et un appareil de détection et de traitement pour détecter la viscosité de l'exsudat de plaie dans la chambre d'échantillonnage. Un système de traitement de plaie par pression négative, apte à détecter la viscosité d'un exsudat de plaie, comprend : une bouteille de collecte (5) pour collecter un exsudat de plaie ; un dispositif (8) de traitement de plaie par pression négative, constitué d'une source de pression négative (6) et d'un contrôleur (7) ; une trousse de soins des plaies pour remplir et enfermer la plaie, laquelle trousse communique avec la bouteille de collecte (5) par l'intermédiaire d'un tube de liaison (4) ; et un appareil (14) de détection de la viscosité d'exsudats de plaies pour détecter la viscosité d'un exsudat de plaie dans la bouteille de collecte (5).
PCT/CN2010/078909 2010-11-19 2010-11-19 Système de traitement de plaies par pression négative, apte à détecter la viscosité d'exsudats de plaies Ceased WO2012065308A1 (fr)

Priority Applications (1)

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PCT/CN2010/078909 WO2012065308A1 (fr) 2010-11-19 2010-11-19 Système de traitement de plaies par pression négative, apte à détecter la viscosité d'exsudats de plaies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/078909 WO2012065308A1 (fr) 2010-11-19 2010-11-19 Système de traitement de plaies par pression négative, apte à détecter la viscosité d'exsudats de plaies

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104548221A (zh) * 2014-12-23 2015-04-29 李永杰 一种内分泌积液分析引流器
CN116850823A (zh) * 2023-05-26 2023-10-10 安徽省公路桥梁工程有限公司 一种具有黏稠度检测功能的沥青组合料搅拌装置
CN117179714A (zh) * 2023-08-29 2023-12-08 中国科学院精密测量科学与技术创新研究院 一种用于在线测量绘制粘度-切变率曲线的磁共振方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050137539A1 (en) * 2002-09-13 2005-06-23 Biggie John J. Closed wound drainage system
WO2009137194A2 (fr) * 2008-04-01 2009-11-12 Ohio Medical Corporation Système de traitement de plaie
CN101600464A (zh) * 2006-10-17 2009-12-09 蓝天医疗集团有限公司 辅助动力负压伤口治疗装置和方法
CN101983729A (zh) * 2010-11-17 2011-03-09 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统
CN101983730A (zh) * 2010-11-17 2011-03-09 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统
CN201880077U (zh) * 2010-11-17 2011-06-29 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统
CN201880078U (zh) * 2010-11-17 2011-06-29 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050137539A1 (en) * 2002-09-13 2005-06-23 Biggie John J. Closed wound drainage system
CN101600464A (zh) * 2006-10-17 2009-12-09 蓝天医疗集团有限公司 辅助动力负压伤口治疗装置和方法
WO2009137194A2 (fr) * 2008-04-01 2009-11-12 Ohio Medical Corporation Système de traitement de plaie
CN101983729A (zh) * 2010-11-17 2011-03-09 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统
CN101983730A (zh) * 2010-11-17 2011-03-09 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统
CN201880077U (zh) * 2010-11-17 2011-06-29 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统
CN201880078U (zh) * 2010-11-17 2011-06-29 惠州市华阳多媒体电子有限公司 可检测伤口渗出液粘稠度的负压伤口治疗系统

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104548221A (zh) * 2014-12-23 2015-04-29 李永杰 一种内分泌积液分析引流器
CN116850823A (zh) * 2023-05-26 2023-10-10 安徽省公路桥梁工程有限公司 一种具有黏稠度检测功能的沥青组合料搅拌装置
CN116850823B (zh) * 2023-05-26 2024-01-19 安徽省公路桥梁工程有限公司 一种具有黏稠度检测功能的沥青组合料搅拌装置
CN117179714A (zh) * 2023-08-29 2023-12-08 中国科学院精密测量科学与技术创新研究院 一种用于在线测量绘制粘度-切变率曲线的磁共振方法

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