CN106175776A - A kind of lymphedema limbs volume measurement device - Google Patents

A kind of lymphedema limbs volume measurement device Download PDF

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Publication number
CN106175776A
CN106175776A CN201610552135.8A CN201610552135A CN106175776A CN 106175776 A CN106175776 A CN 106175776A CN 201610552135 A CN201610552135 A CN 201610552135A CN 106175776 A CN106175776 A CN 106175776A
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China
Prior art keywords
measuring chamber
hole
measurement device
volume measurement
connecting tube
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CN201610552135.8A
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Chinese (zh)
Inventor
杨晓文
王蓓
王莉莉
周琴
安海燕
周靖
王开慧
韩玲
伍焱
解丽娟
廖妍妍
杜艳鸣
潘俊
吴蒙
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Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
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Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
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Priority to CN201610552135.8A priority Critical patent/CN106175776A/en
Publication of CN106175776A publication Critical patent/CN106175776A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/103Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/107Measuring physical dimensions, e.g. size of the entire body or parts thereof
    • A61B5/1073Measuring volume, e.g. of limbs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/103Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/107Measuring physical dimensions, e.g. size of the entire body or parts thereof
    • A61B5/1075Measuring physical dimensions, e.g. size of the entire body or parts thereof for measuring dimensions by non-invasive methods, e.g. for determining thickness of tissue layer
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/48Other medical applications
    • A61B5/4869Determining body composition
    • A61B5/4875Hydration status, fluid retention of the body
    • A61B5/4878Evaluating oedema

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

The invention discloses a kind of lymphedema limbs volume measurement device, including measuring chamber, negative pressure sucking pump, graduated cylinder, elastic seal cartridge, connecting tube, air communication valve and connecting tube valve, described measuring chamber is hollow structure, its one end has the hole deep for limbs, elastic seal cartridge it is cased with on hole, the front end of elastic seal cartridge is goed deep into measuring chamber, seal against each other between hole and elastic seal cartridge, the top of measuring chamber has two through holes, one of them through hole is connected with negative pressure sucking pump, air communication valve is set on another through hole, the bottom of measuring chamber also has through hole, this through hole is connected with graduated cylinder by connecting tube, connecting tube valve is set in this connecting tube.The lymphedema limbs volume measurement device simple in construction of the present invention, it is simple to operation.

Description

A kind of lymphedema limbs volume measurement device
Technical field
The invention belongs to medical instruments field, particularly a kind of lymphedema limbs volume measurement device.
Background technology
Lymphedema refers to that soft tissue liquid that some position lymph fluid backflow obstruction of body causes is after body surface repeated infection Subcutaneous fibrotic connective tissue proliferation, adiposclerosis.
The most domestic research about extremity lymphedema measuring method is the fewest, mainly have upper-arm circumference measurement method, water displacement method, Perometer (Perometer) measurement method and bio-electrical impedance spectral measurement method (Bioimpedance Spectroscopy, BIS) 4 kinds of measuring methods.
Its MAC measurement method uses survey tool to measure the upper-arm circumference of limbs, this kind of measuring method be simple, quickly, expend Low, but accuracy is the highest, and error is relatively big, measures the position of point and the regulation that quantity is the most unified, and cannot measure hand Change in volume.
Water displacement method is the goldstandard measuring lymphedema, and water displacement method has two ways, a kind of in particular size Put a certain amount of water in steel drum, then limbs are put into bucket certain length, extrapolates limbs according to the height change of the water surface Volume.Another kind piles water the most in a reservoir, directly measures the volume of the water overflowed after limbs are put into container, or to this part Water calculates volume after weighing.But this measuring method is the most cumbersome, and equipment is the most portable, not being suitable for upper limb has the trouble of wound Person, also easily causes cross infection.It addition, water displacement method needs to bend over to measure, add the probability that patient falls.And water is replaced Difference in method and upper-arm circumference measurement method exist obvious operator and between operator.
Perometer (Perometer) measurement method is the volume utilizing far-infrared technique identification limbs, can be moved by one Dynamic framework is slow, constant level moves, and through the upper limb of patient's extension, lower portion surrounding has parallel far infrared to launch Device, the shade position can blocked by limbs by analysis, obtain the volume of limbs.This kind of method measures volume fast, precisely Rate is high, operating error is little, and Reliabity is also good than other instruments, but somewhat expensive and equipment volume are big.By measuring limb Lymphedema is assessed in body volume and upper-arm circumference change, and accuracy rate is high, but for the lymphedema of obvious tumefaction not yet occurs in early days Often can not monitor out, it is impossible to distinguish the volume that records or upper-arm circumference to change be due to muscle or the change of fat or owing to drenching The reason that bar liquid is assembled in interstice.
Bio-electrical impedance spectral measurement method is that the electrology characteristic utilizing biological tissue is to extract the nothing of Human Physiology information Wound monitoring technology, it is that the electrode utilizing and being placed in body surface inputs faint detection electric current to human body, then measures suitable position Change in voltage, thus obtain the electrical impedance situation of change of linked groups or organ, to obtain physiology and pathological information.The method can To accurately distinguish intracellular fluid and the change of outer liquid, it is the sole instrument accurately detecting this change, therefore can be used for clinical symptoms and go out The early stage detection of lymphedema before now, BIS equipment is also little than Perometer and expense is low, and patient compliance is convenient, whole process The most painless, Noninvasive, and need not mobile limbs or keep uncomfortable posture, add the comfortable of patient, subtract Lack the probability fallen.BIS is passed through to use by Food and Drug Administration, but has pacemaker or metal implants Patient can not use.It addition, for chronic irreversibility lymphedema patient, owing to its tissue has occurred fibrosis, the most not It is suitable for application BIS detection.
From the foregoing, it will be observed that prior art there is no a kind of easy and simple to handle, and can accurately measure all lymphedema patients The device of limbs volume.
Summary of the invention
It is an object of the invention to provide a kind of lymphedema limbs volume measurement device.
The technical solution realizing the object of the invention is: a kind of lymphedema limbs volume measurement device, including measuring Room, negative pressure sucking pump, graduated cylinder, elastic seal cartridge, connecting tube, air communication valve and connecting tube valve, described measuring chamber is hollow Structure, its one end has the hole deep for limbs, hole is cased with elastic seal cartridge, and the front end of elastic seal cartridge is deeply to measuring chamber In, sealing against each other between hole and elastic seal cartridge, the top of measuring chamber has two through holes, one of them through hole and negative pressure ventilation Pump is connected, and another through hole arranges air communication valve, and the bottom of measuring chamber also has through hole, and this through hole passes through connecting tube and amount Cylinder is connected, and this connecting tube arranges connecting tube valve.
Compared with prior art, its remarkable advantage is the present invention: 1) the lymphedema limbs volume measurement device of the present invention Simple in construction, it is simple to operation;2) the lymphedema limbs volume measurement device measurement result of the present invention is accurate, can measure micro- Little edema volume, does not haves and produces obvious difference due to the difference of operator;3) assembly of the invention can be to trouble The edema of the upper extremity volume of person measures, and need not patient and bend over the when of measurement, reduces the probability that patient falls;4) this The patient having pacemaker or metal implants widely, can be measured by the bright device scope of application;5) present invention Device be easy to manufacture use, cost is the lowest, can implement with large-scale promotion;6) assembly of the invention can be under patient Limb edema volume measures, and measurement result is accurate.
Accompanying drawing explanation
Fig. 1 is the lymphedema limbs volume measurement device structural representation of the present invention.
Fig. 2 is the lymphedema limbs volume measurement device middle-size and small-size water pump control principle drawing of the present invention.
Detailed description of the invention
In conjunction with Fig. 1, a kind of lymphedema limbs volume measurement device of the present invention, including measuring chamber 1, negative pressure sucking pump 2, Graduated cylinder 3, elastic seal cartridge 4, connecting tube 5, air communication valve 7 and connecting tube valve 8, described measuring chamber 1 is hollow structure, one End has the hole 9 deep for limbs, and hole 9 is cased with elastic seal cartridge 4, and the front end of elastic seal cartridge 4 is goed deep into measuring chamber 1, Sealing against each other between hole 9 and elastic seal cartridge 4, the top of measuring chamber 1 has two through holes, one of them through hole and negative pressure ventilation Pump 2 is connected, and another through hole arranges air communication valve 7, and the bottom of measuring chamber 1 also has through hole, and this through hole passes through connecting tube 5 It is connected with graduated cylinder 3, this connecting tube 5 arranges connecting tube valve 8.
All junctions of described measuring chamber 1 are sealing structure.
Between described negative pressure sucking pump 2 and measuring chamber 1, negative pressure communicating valve 6 is set.
Described negative pressure sucking pump 2 is electronic air extracting pump.Or described negative pressure sucking pump 2 is manual suction pump.
Arranging flange on described hole 9, the opening of elastic seal cartridge 4 is elastic opening end, can be enclosed within the flange in hole 9. Between the flange in elastic seal cartridge 4 and hole 9 detachably.
Described elastic seal cartridge 4 is rubber gloves.The size of described rubber gloves can be chosen as required, can root Change according to patient's arm length, be enclosed within the flange in hole 9 by the elastic opening end of rubber gloves when of use, use Later rubber gloves can be changed.
The lower diameter of described graduated cylinder 3 is more than upper diameter.
The material of described measuring chamber 1 is clear hard plastics, and the inwall of measuring chamber 1 arranges piezometer.Preferably, measure The material of room 1 is copolymerized methanal engineering plastics.Piezometer measures the pressure of indoor liquid for monitoring at any time, it is ensured that suffering limb institute energy The safe pressure born, it is to avoid owing to pressure is excessive and patient is caused damage.
In conjunction with Fig. 2, small pump between measuring chamber 1 and graduated cylinder 3, can be arranged as required to, be used for liquid from measuring chamber It is pumped in 1 in graduated cylinder 3, or the liquid in graduated cylinder 3 is pumped in measuring chamber 1.Described water pump is under the control of the controller Work, this controller is connected with piezometer simultaneously, receives the pressure signal that piezometer sends.Control when pressure reaches preset value Device controls small pump and quits work.
The lymphedema limbs volume measurement device simple in construction of the present invention, it is simple to operation;The lymphedema limb of the present invention Body volume measurement device measurement result is accurate, can measure small edema volume, not have the difference due to operator And produce obvious difference.
Below in conjunction with embodiment, the present invention done the most detailed description.
Embodiment 1
A kind of lymphedema limbs volume measurement device, including measuring chamber 1, negative pressure sucking pump 2, graduated cylinder 3, elastic seal cartridge 4, connecting tube 5, air communication valve 7 and connecting tube valve 8, described measuring chamber 1 is hollow structure, and its one end has for limbs deeply Hole 9, hole 9 is cased with elastic seal cartridge 4, the front end of elastic seal cartridge 4 deeply in measuring chamber 1, hole 9 and elastic seal cartridge 4 Between seal against each other, the top of measuring chamber 1 has two through holes, and one of them through hole is connected with negative pressure sucking pump 2, another lead to Arranging air communication valve 7 on hole, the bottom of measuring chamber 1 also has through hole, and this through hole is connected with graduated cylinder 3 by connecting tube 5, and this is even Connecting tube valve 8 is set in adapter 5.All junctions of described measuring chamber 1 are sealing structure.Described negative pressure sucking pump 2 with Negative pressure communicating valve 6 is set between measuring chamber 1.Described negative pressure sucking pump 2 is electronic air extracting pump.On described hole 9, flange is set, elastic The opening of sealing shroud 4 is elastic opening end, can be enclosed within the flange in hole 9.Described elastic seal cartridge 4 is rubber gloves.Described The lower diameter of graduated cylinder 3 is more than upper diameter.The material of described measuring chamber 1 is copolymerized methanal engineering plastics.Measuring chamber inwall is attached There are small pressure meter, at any time monitoring measuring chamber safe pressure.
Use assembly of the invention measure limbs of patient edema time, need perform following steps:
Arm penetrates:
1. before arm penetrates, by measuring chamber 1 horizontal positioned, keep graduated cylinder 3 less than measuring chamber 1, make the inner liquid of measuring chamber 1 complete The full graduated cylinder 3 that enters, closedown connecting tube valve 8.
2. close air communication valve 7, utilize negative pressure sucking pump 2 to aspirate measuring chamber gas, make measuring chamber pressure less than air Pressure, closes negative pressure communicating valve 6 afterwards, and glove under atmospheric pressure, expand completely, it is simple to patient dresses.
3. arm slowly penetrates, and opens air communication valve 7, and measuring chamber air pressure recovers, glove under natural resiliency effect with Patient's arm is sturdy.
Measure:
Keeping air communication valve 7 to open, open connecting tube valve 8, raise graduated cylinder, the amount of making liquid within the cartridge flows into measuring chamber, Until measuring chamber is hydraulically full, closes connecting tube valve 8 and air communication valve 7, write down remaining liq scale in graduated cylinder, be designated as A1。
Arm stretches out:
1. lower graduated cylinder, open air communication valve and connecting tube valve, make the liquid in measuring chamber 1 again completely into amount Cylinder 3, closes connecting tube valve.
2. close atmosphere to cut down, utilize negative pressure sucking pump 2 to aspirate the gas in measuring chamber 1, treat that glove expand, take out hands Arm.
Through after a period of time, the limbs of this measurement device patient can be reused, perform the step of " measurement ", write down Remaining liq scale in graduated cylinder, is designated as A2.
In twice measurement, in graduated cylinder, volume differences | A1-A2 | of remaining liq is exactly the volume of patient's edema of the upper extremity, or The volume of edema extinction after suffering limb edema therapeutic.
It is to say, the principle of the present invention is: the liquid of fixed volume, flowed into the airtight survey inserting arm by drainage tube Amount room 1, room 1 to be measured is hydraulically full, remaining liquid volume in liquid level directly reads graduated cylinder 3 in graduated cylinder time motionless, twice survey The difference of amount residual volume is exactly the volume of suffering limb edema, or the volume of edema extinction after suffering limb edema therapeutic.At this point it is possible to root According to liquid level in graduated cylinder, directly read the born pressure of patient's arm.This device pressure controllable system can be born at arm Under big pressure.Piezometer in measuring chamber can monitor the pressure in measuring chamber 1 at any time.
The computing formula of liquid pressure is p=ρ gh.In formula, ρ is fluid density, and unit is with kg/m3 (kilograms per cubic meter); Density 1g/cm3 of water.G=9.8N/kg;H is the degree of depth in somewhere, unit m in liquid;P is liquid pressure, unit Pa.Pressure It is directly proportional to the height of water column in measuring tank by force.For the ease of the accurate change observing water column volume, graduated cylinder be designed to following slightly The thinnest shape.
The lymphedema limbs volume measurement device simple in construction of the present invention, it is simple to operation, can measure trouble accurately The volume of edema extinction after the volume of limb edema, or suffering limb edema therapeutic.
Embodiment 2
A kind of lymphedema limbs volume measurement device, including measuring chamber 1, negative pressure sucking pump 2, graduated cylinder 3, elastic seal cartridge 4, connecting tube 5, air communication valve 7 and connecting tube valve 8, described measuring chamber 1 is hollow structure, and its one end has for limbs deeply Hole 9, hole 9 is cased with elastic seal cartridge 4, the front end of elastic seal cartridge 4 deeply in measuring chamber 1, hole 9 and elastic seal cartridge 4 Between seal against each other, the top of measuring chamber 1 has two through holes, and one of them through hole is connected with negative pressure sucking pump 2, another lead to Arranging air communication valve 7 on hole, the bottom of measuring chamber 1 also has through hole, and this through hole is connected with graduated cylinder 3 by connecting tube 5, and this is even Connecting tube valve 8 is set in adapter 5.All junctions of described measuring chamber 1 are sealing structure.Described negative pressure sucking pump 2 with Negative pressure communicating valve 6 is set between measuring chamber 1.Described negative pressure sucking pump 2 is manual suction pump.On described hole 9, flange is set, elastic The opening of sealing shroud 4 is elastic opening end, can be enclosed within the flange in hole 9.The lower diameter of described graduated cylinder 3 is more than upper straight Footpath.The material of described measuring chamber 1 is clear hard plastics.
This device may be used for measuring the volume of patient's lower limbs edema.For safety, by the lymph water of the present invention during use Swollen limbs volume measurement device is placed on flat bed, and patient is flat to crouch at bed, suffering limb is deep in measuring chamber 1 and measures, entirely Process patient is all the measurement that lies low.Falling of patient can be avoided.
Assembly of the invention simple in construction, can measure the volume of suffering limb edema, or suffering limb edema therapeutic accurately The volume of rear edema extinction.And the scope of application of the present invention is widely, can be to having pacemaker or metal implants Patient measures.

Claims (10)

1. a lymphedema limbs volume measurement device, it is characterised in that include measuring chamber [1], negative pressure sucking pump [2], amount Cylinder [3], elastic seal cartridge [4], connecting tube [5], air communication valve [7] and connecting tube valve [8], during described measuring chamber [1] is Hollow structure, its internal theainfusible liquid, one end of measuring chamber [1] has the hole [9] deep for limbs, and hole [9] upper set is flexible Sealing shroud [4], the front end of elastic seal cartridge [4] is goed deep into measuring chamber [1], the closeest between hole [9] and elastic seal cartridge [4] Envelope, the top of measuring chamber [1] has two through holes, and one of them through hole is connected with negative pressure sucking pump [2], another through hole sets Being empty gas communicating valve [7], the bottom of measuring chamber [1] also has through hole, and this through hole is connected with graduated cylinder [3] by connecting tube [5], should Connecting tube valve [8] is set in connecting tube [5].
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that described measuring chamber [1] All junctions are sealing structure.
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that negative pressure sucking pump [2] with Negative pressure communicating valve [6] is set between measuring chamber [1].
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that described negative pressure sucking pump [2] it is electronic air extracting pump.
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that described negative pressure sucking pump [2] it is manual suction pump.
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that hole arranges flange on [9], The opening of elastic seal cartridge [4] is elastic opening end, can be enclosed within the flange of hole [9].
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that described elastic seal cartridge [4] it is rubber gloves.
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that under described graduated cylinder [3] Portion's diameter is more than upper diameter.
Lymphedema limbs volume measurement device the most according to claim 1, it is characterised in that described measuring chamber [1] Material is clear hard plastics, and the inwall of measuring chamber [1] arranges piezometer.
Lymphedema limbs volume measurement device the most according to claim 9, it is characterised in that measuring chamber [1] and graduated cylinder [3] arranging small pump between, this small pump works under the control of the controller, with piezometer phase while of described controller Even, the pressure signal that piezometer sends is received.
CN201610552135.8A 2016-07-13 2016-07-13 A kind of lymphedema limbs volume measurement device Pending CN106175776A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107122593A (en) * 2017-04-06 2017-09-01 复旦大学 Upper limb lymphedema monitoring system based on depth scan and information analysis
CN114176572A (en) * 2022-02-16 2022-03-15 北京医院 Limb volume measuring instrument
CN114469070A (en) * 2022-03-03 2022-05-13 新疆医科大学第三附属医院 Mammary gland lymphedema limb volume measuring device
CN115732068A (en) * 2022-11-23 2023-03-03 上海中医药大学 Lymphedema limb volume measurement data management system and method based on Internet of things
CN117694864A (en) * 2023-12-14 2024-03-15 江苏大学附属医院 Lymphedema volume intelligent measurement method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001075404A1 (en) * 2000-03-30 2001-10-11 Robert Jacobus Damstra Arm volume measurement
CN1441653A (en) * 2000-05-25 2003-09-10 索尔顿系统(D.M.S)有限公司 Glove donning system
DE20319626U1 (en) * 2003-12-17 2004-05-13 Markus, Lothar, Dr.med. Measuring bath for human extremities has cylindrical transparent container filled with water to measure displacement of limb when submerged

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001075404A1 (en) * 2000-03-30 2001-10-11 Robert Jacobus Damstra Arm volume measurement
CN1441653A (en) * 2000-05-25 2003-09-10 索尔顿系统(D.M.S)有限公司 Glove donning system
DE20319626U1 (en) * 2003-12-17 2004-05-13 Markus, Lothar, Dr.med. Measuring bath for human extremities has cylindrical transparent container filled with water to measure displacement of limb when submerged

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107122593A (en) * 2017-04-06 2017-09-01 复旦大学 Upper limb lymphedema monitoring system based on depth scan and information analysis
CN107122593B (en) * 2017-04-06 2021-09-17 复旦大学 Upper limb lymphedema monitoring system based on depth scanning and information analysis
CN114176572A (en) * 2022-02-16 2022-03-15 北京医院 Limb volume measuring instrument
CN114469070A (en) * 2022-03-03 2022-05-13 新疆医科大学第三附属医院 Mammary gland lymphedema limb volume measuring device
CN115732068A (en) * 2022-11-23 2023-03-03 上海中医药大学 Lymphedema limb volume measurement data management system and method based on Internet of things
CN115732068B (en) * 2022-11-23 2023-08-04 上海中医药大学 Lymphedema limb volume measurement data management system and method based on Internet of things
CN117694864A (en) * 2023-12-14 2024-03-15 江苏大学附属医院 Lymphedema volume intelligent measurement method

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Application publication date: 20161207