CN107693322A - A kind of intermittent air pressure treatment system with blood backflow detection function - Google Patents
A kind of intermittent air pressure treatment system with blood backflow detection function Download PDFInfo
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- CN107693322A CN107693322A CN201710631478.8A CN201710631478A CN107693322A CN 107693322 A CN107693322 A CN 107693322A CN 201710631478 A CN201710631478 A CN 201710631478A CN 107693322 A CN107693322 A CN 107693322A
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- 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
- A61H9/00—Pneumatic or hydraulic massage
- A61H9/005—Pneumatic massage
- A61H9/0078—Pneumatic massage with intermittent or alternately inflated bladders or cuffs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6828—Leg
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
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- 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
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/16—Physical interface with patient
- A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
- A61H2201/164—Feet or leg, e.g. pedal
- A61H2201/1642—Holding means therefor
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- 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
- A61H2205/00—Devices for specific parts of the body
- A61H2205/10—Leg
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
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- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
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Abstract
Present invention relates particularly to a kind of intermittent air pressure treatment system with blood backflow detection function, including main frame, detection sensor, connecting line and limbs pressure sleeve, the detection sensor is pressure sensor；The main frame includes processing system, air pump, gas circuit conversion block and magnetic valve, the processing system is made up of blood backflow detecting system with pneumatic pressurizing system, and the blood backflow detecting system calculates maximum veins of lower extremity blood emptying time and maximum veins of lower extremity blood engorgement time according to pressure sensor feedback data.The present invention is accurately calculated by detecting patient profiles and data in real time, is realized the accurate control to air pump and magnetic valve, is maximized the efficiency of blood backflow, be advantageous to the formation of prevention of deep vein thrombosis；The present invention is light compact, easy to operate, adapts in medical environment complicated and changeable, has good market prospects.
Description
Technical field
The present invention relates to medical rehabilitation apparatus technical field, specifically comprising a kind of interval with blood backflow detection function
Property air pressure treatment system.
Background technology
Deep vain thrombosis is blood venous return obstacle disease caused by abnormal condensation in Deep venou, multiple
Lower limb are born in, its incidence of disease is in ascendant trend year by year.If cannot treat in time, a series of complication will occur, influence disease
Living quality of patients even threat to life.Western countries are using room machine Pneumatic compression device as clinical prevention thrombosis
Main tool, and also demonstrate that the Clinical efficacy of this kind of device.Such as arteriovenous pump and air wave pressure therapeutic device, but
Due to using upper inconvenience, associated guideline, which is not done, to be recommended.
The content of the invention
For overcome the deficiencies in the prior art, for the inconvenient crowd of movement, prevention of deep vein thrombosis is formed, and the present invention provides
A kind of intermittent air pressure treatment system with blood backflow detection function.The system small volume and less weight, it is simple to operate, and adapt to
In medical environment complicated and changeable, there are good market prospects.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of intermittent air pressure treatment system with blood backflow detection function, including main frame, detection sensor, connecting line
With limbs pressure sleeve, it is characterised in that the detection sensor is pressure sensor.Detection sensor can will detect data
Main frame is sent to, carries out data processing and then realize to operate the inflation/deflation of limbs pressure sleeve by main frame, main frame is by limbs
Inflation/deflation changes the Deep venou blood circulation state of patient so as to be treated in pressure sleeve, there is provided is adapted to the pressure of patient
Value, improve therapeutic effect.
Further, the main frame includes processing system, air pump, gas circuit conversion block and magnetic valve, the processing system by
Blood backflow detecting system forms with pneumatic pressurizing system, and the blood backflow detecting system is according to pressure sensor feedback data
Maximum veins of lower extremity blood emptying time and maximum veins of lower extremity blood engorgement time are calculated, the pneumatic pressurizing system is according to most
The big veins of lower extremity blood backflow time carries out inflation/deflation operation with the maximum veins of lower extremity blood engorgement time to limbs pressure sleeve；Institute
It is two-bit triplet magnetic valve to state magnetic valve.
Further, the signal output part of the pneumatic pressurizing system connects the air pump and the magnetic valve respectively；Institute
The gas outlet for stating air pump connects the air inlet of the gas circuit conversion block；The gas circuit conversion block passes through connecting line and limbs pressure
Set connection, the magnetic valve are arranged between gas circuit conversion block and connecting line；The pressure sensor is installed on gas circuit conversion
Block, and for detecting its internal pressure value in real time, and detection signal is transmitted to the processing system.
Blood circulation state includes blood emptying state and blood refill state, when air pump passes through gas circuit conversion block and connection
Pipeline to limbs pressure sleeve inflate when, pressure sensor detects that the limbs in limbs pressure sleeve are in blood emptying state；When
When air pump discharges pressure by gas circuit conversion block and connecting line by limbs pressure sleeve, pressure sensor detects limbs pressure sleeve
Interior limbs are in blood refill state.
Further, the calculation of the maximum veins of lower extremity blood emptying time is as follows：Open the magnetic valve, institute
State pressure sensor and detect that the limbs in the limbs pressure sleeve are in blood emptying state, the blood backflow detecting system
Current pressure values p is read per 0.5s1, according to p1Relative error Δ is obtained compared with the pressure value of setting, by relative error Δ
Error time Δ t is obtained, is solved to obtain maximum veins of lower extremity blood emptying time according to Δ t.
Further, the calculation of the maximum veins of lower extremity blood engorgement time is as follows：Open the magnetic valve, institute
State pressure sensor and detect that the limbs in the limbs pressure sleeve are in blood refill state, the blood backflow detecting system
The every 0.5 second pressure value p for reading a gas circuit conversion block2, work as p2When reaching 30mmhg, blood backflow detecting system starts to add up
Return time, every 100 pressure values carry out an average computation, obtain average value and are preserved, after preserving ten cell means,
First average value and last average value are compared, if their difference is less than 0.3, return time just terminates to tire out
Meter, obtains the maximum veins of lower extremity blood engorgement time.
Further, the maximum veins of lower extremity blood emptying time be limbs pressure sleeve inflationtime, the maximum
The veins of lower extremity blood engorgement time be limbs pressure sleeve deflation time, the inflationtime and deflation time sum of limbs pressure sleeve
It is a treatment cycle.The processing system calculates accurate control air pump and magnetic valve by accurate data, realizes product intelligent
Change.
Further, the blood backflow detecting system carries out detection operation automatically after powered up, every 30 in therapeutic process
Minute opens once, per the treatment phase between the detection of blood backflow twice using acquired in previous blood backflow detecting system
Treatment cycle carries out limb therapeutic.
Further, the gas circuit conversion block further comprises air-path interface A groups and air-path interface B groups, pass through connection respectively
Pipeline connects with left limbs pressure sleeve and right limbs pressure sleeve, and the pressure-air that gas circuit conversion block squeezes into air pump is shunted,
Different connecting lines is sent into, realizes being uniformly controlled for more gas circuits, reduces the quantity of pressure sensor, reduces equipment cost.
Further, the left and right limbs pressure sleeve is provided with air bag in ankle, shank and thigh corresponding site respectively, often
The individual air bag has a small gas circuit, and each corresponding connecting line of small gas circuit, the presence of small gas circuit can be realized
The stepped inflation/deflation of limbs pressure sleeve, the pressurised form of reasonable science are advantageous to tackle the patient of various disease conditions, so as to
Promote effective treatment of DVT.
The present invention is light compact, easy to operate, adapts in medical environment complicated and changeable, before having good market
Scape, following beneficial functional can be achieved：
The present invention follows human bloodstream dynamics, accurate by the mathematical model of processing system by detecting patient profiles in real time
Calculate, realize the accurate control to air pump and magnetic valve, processing system and detecting system with enabling the invention to adjust automatically
The optimal mode of operation of whole to suitable individual patients, the efficiency of blood backflow is maximized, improve the therapeutic efficiency of product.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the intermittent air pressure treatment system with blood backflow detection function of the present invention；
Fig. 2 is a kind of equipment drawing of the intermittent air pressure treatment system with blood backflow detection function of the present invention.
The description of symbols of accompanying drawing 1：" S " shown in figure is limbs pressure sleeve；
The description of symbols of accompanying drawing 2：1. the limbs pressure sleeve of 2. connecting line of main frame 3..
Specific embodiment
The present invention is described in detail with reference to specific embodiment；Following examples are only used for clearly illustrating
The objects, technical solutions and advantages of the present invention, protection scope of the present invention can not be limited with this.
Embodiment 1：
A kind of intermittent air pressure treatment system with blood backflow detection function, including main frame 1, detection sensor, connecting tube
Road 2 and limbs pressure sleeve 3, the detection sensor are pressure sensor；The main frame 1 includes processing system, air pump, gas circuit and turned
Block and magnetic valve are changed, the processing system is made up of blood backflow detecting system with pneumatic pressurizing system, the blood backflow inspection
Examining system calculates maximum veins of lower extremity blood emptying time according to pressure sensor feedback data and filled with maximum veins of lower extremity blood
It is full of the time, the pneumatic pressurizing system is according to maximum veins of lower extremity blood backflow time and maximum veins of lower extremity blood engorgement time
Inflation/deflation operation is carried out to limbs pressure sleeve 3；The magnetic valve is two-bit triplet magnetic valve；The signal of the pneumatic pressurizing system
Output end connects the air pump and the magnetic valve respectively；The gas outlet of the air pump connects the air inlet of the gas circuit conversion block
Mouthful；The gas circuit conversion block is connected by connecting line 2 with limbs pressure sleeve 3, the magnetic valve be arranged on gas circuit conversion block and
Between connecting line 2；The pressure sensor is installed on gas circuit conversion block, and is used to detect its internal pressure value in real time, and will
Detection signal is transmitted to the processing system.
The calculation of the maximum veins of lower extremity blood emptying time is as follows：The magnetic valve is opened, the pressure passes
Sensor detects that the limbs in the limbs pressure sleeve 3 are in blood emptying state, and the blood backflow detecting system is per 0.5s
Read current pressure values p1, according to p1Relative error Δ is obtained compared with the pressure value of setting, is missed by relative error Δ
Poor time Δ t, solved to obtain maximum veins of lower extremity blood emptying time according to Δ t；During the maximum veins of lower extremity blood engorgement
Between calculation it is as follows：The magnetic valve is opened, the pressure sensor is detected at the limbs in the limbs pressure sleeve 3
In blood refill state, the every 0.5 second pressure value p for reading a gas circuit conversion block of the blood backflow detecting system2, work as p2Reach
During to 30mmhg, blood backflow detecting system starts accumulative return time, and every 100 pressure values carry out an average computation, obtained
Obtain average value and preserved, after preserving ten cell means, first average value and last average value is compared, such as
Their difference of fruit is less than 0.3, and return time just terminates to add up, and obtains the maximum veins of lower extremity blood engorgement time；Under the maximum
Limb venous blood emptying time is the inflationtime of limbs pressure sleeve 3, and the maximum veins of lower extremity blood engorgement time is limbs
The deflation time of pressure sleeve 3, the inflationtime and deflation time sum of limbs pressure sleeve 3 are a treatment cycles；The blood
Backflow detecting system carries out detection operation automatically after powered up, opens once within every 30 minutes in therapeutic process, is returned per blood twice
Treatment phase between stream detection carries out limb therapeutic using the treatment cycle acquired in previous blood backflow detecting system；It is described
Gas circuit conversion block further comprises air-path interface A groups and air-path interface B groups, respectively by connecting line 2 and left limbs pressure sleeve and
Right limbs pressure sleeve connects；The left and right limbs pressure sleeve is provided with air bag in ankle, shank and thigh corresponding site respectively, often
The individual air bag has a small gas circuit, each corresponding connecting line 2 of small gas circuit.When corresponding limbs pressure sleeve 3
The magnetic valve of position air bag is opened, the closed electromagnetic valve of other position air bags, the pressure value in the gas circuit conversion block with it is corresponding
The pressure value of the position air bag of limbs pressure sleeve 3 is consistent.
It should be noted that the present embodiment is used for the purpose of clearly demonstrating example of the present invention, and not to this
The embodiment of invention is defined.For the those of ordinary skill in the field, may be used also on the basis of the above description
To make other various forms of changes or variation, there is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement for being made etc. within the spirit and principle of invention, including novel method described herein and
Various other avatars of system, should be included within the protection domain of the claims in the present invention.
Claims (9)
1. a kind of intermittent air pressure treatment system with blood backflow detection function, including main frame, detection sensor, connecting tube
Road and limbs pressure sleeve, it is characterised in that the detection sensor is pressure sensor.
2. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 1, its feature
It is, the main frame includes processing system, air pump, gas circuit conversion block and magnetic valve, and the processing system is detected by blood backflow
System forms with pneumatic pressurizing system, and the blood backflow detecting system calculates maximum lower limb according to pressure sensor feedback data
Venous blood emptying time and maximum veins of lower extremity blood engorgement time, the pneumatic pressurizing system is according to maximum veins of lower extremity blood
Liquid return time carries out inflation/deflation operation with the maximum veins of lower extremity blood engorgement time to limbs pressure sleeve；The magnetic valve is two
Position-3-way solenoid valve.
3. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 2, its feature
It is, the signal output part of the pneumatic pressurizing system connects the air pump and the magnetic valve respectively；The outlet of the air pump
Mouth connects the air inlet of the gas circuit conversion block；The gas circuit conversion block is connected by connecting line with limbs pressure sleeve, described
Magnetic valve is arranged between gas circuit conversion block and connecting line；The pressure sensor is installed on gas circuit conversion block, and for real
When detect its internal pressure value, and detection signal is transmitted to the processing system.
4. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 2, its feature
It is, the calculation of the maximum veins of lower extremity blood emptying time is as follows：Open the magnetic valve, the pressure sensor
Detect that the limbs in the limbs pressure sleeve are in blood emptying state, the blood backflow detecting system is read per 0.5s to be worked as
Preceding pressure value p1, according to p1Relative error Δ is obtained compared with the pressure value of setting, error time is obtained by relative error Δ
Δ t, solved to obtain maximum veins of lower extremity blood emptying time according to Δ t.
5. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 2, its feature
It is, the calculation of the maximum veins of lower extremity blood engorgement time is as follows：Open the magnetic valve, the pressure sensor
Detect that the limbs in the limbs pressure sleeve are in blood refill state, the blood backflow detecting system is read for every 0.5 second
The pressure value p of gas circuit conversion block2, work as p2When reaching 30mmhg, blood backflow detecting system starts accumulative return time, often
100 times pressure value carries out an average computation, obtains average value and is preserved, flat by first after preserving ten cell means
Average and last average value are compared, if their difference is less than 0.3, return time just terminates to add up, and obtains maximum
The veins of lower extremity blood engorgement time.
6. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 1, its feature
Be, the maximum veins of lower extremity blood emptying time be limbs pressure sleeve inflationtime, the maximum veins of lower extremity blood
TPER is the deflation time of limbs pressure sleeve, and the inflationtime and deflation time sum of limbs pressure sleeve are a treatment weeks
Phase.
7. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 2, its feature
It is, the blood backflow detecting system carries out detection operation automatically after powered up, opens once within every 30 minutes in therapeutic process,
Carried out per the treatment phase between the detection of blood backflow twice using the treatment cycle acquired in previous blood backflow detecting system
Limb therapeutic.
8. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 2, its feature
It is, the gas circuit conversion block further comprises air-path interface A groups and air-path interface B groups, pass through connecting line and left limbs respectively
Pressure sleeve and right limbs pressure sleeve connect.
9. a kind of intermittent air pressure treatment system with blood backflow detection function according to claim 8, its feature
It is, the left and right limbs pressure sleeve is provided with air bag in ankle, shank and thigh corresponding site respectively, each air bag tool
There is a small gas circuit, each corresponding connecting line of small gas circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710631478.8A CN107693322B (en) | 2017-07-28 | 2017-07-28 | A kind of intermittent air pressure treatment system with blood backflow detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710631478.8A CN107693322B (en) | 2017-07-28 | 2017-07-28 | A kind of intermittent air pressure treatment system with blood backflow detection function |
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| Publication Number | Publication Date |
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| CN107693322A true CN107693322A (en) | 2018-02-16 |
| CN107693322B CN107693322B (en) | 2019-11-19 |
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| CN201710631478.8A Expired - Fee Related CN107693322B (en) | 2017-07-28 | 2017-07-28 | A kind of intermittent air pressure treatment system with blood backflow detection function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112263454A (en) * | 2020-10-26 | 2021-01-26 | 北京理工大学 | Deep vein thrombosis resistance instrument |
| CN112533572A (en) * | 2018-05-31 | 2021-03-19 | 诺伊拉尔泰德公司 | Pressure garment |
| CN114983781A (en) * | 2022-08-03 | 2022-09-02 | 深圳市迈合医疗器械有限公司 | Measuring method for monitoring real-time dynamic pressure during pressurization of pressure gas sleeve |
Citations (4)
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| CN201806911U (en) * | 2010-09-29 | 2011-04-27 | 大连莱博泰克科技发展有限公司 | Artery and vein pulse pneumatic therapeutic apparatus |
| CN102579237A (en) * | 2012-03-08 | 2012-07-18 | 北京龙马负图科技有限公司 | Intermittent pneumatic compression system with venous refilling detecting function |
| CN104546423A (en) * | 2015-01-27 | 2015-04-29 | 常州礼乐医疗科技有限公司 | Pulsating-pressure therapeutic apparatus with card reading function |
| CN106377402A (en) * | 2016-09-27 | 2017-02-08 | 深圳邦普医疗设备系统有限公司 | Self-adapting wearable anti-thrombus treating device and control method thereof |
-
2017
- 2017-07-28 CN CN201710631478.8A patent/CN107693322B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201806911U (en) * | 2010-09-29 | 2011-04-27 | 大连莱博泰克科技发展有限公司 | Artery and vein pulse pneumatic therapeutic apparatus |
| CN102579237A (en) * | 2012-03-08 | 2012-07-18 | 北京龙马负图科技有限公司 | Intermittent pneumatic compression system with venous refilling detecting function |
| CN104546423A (en) * | 2015-01-27 | 2015-04-29 | 常州礼乐医疗科技有限公司 | Pulsating-pressure therapeutic apparatus with card reading function |
| CN106377402A (en) * | 2016-09-27 | 2017-02-08 | 深圳邦普医疗设备系统有限公司 | Self-adapting wearable anti-thrombus treating device and control method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112533572A (en) * | 2018-05-31 | 2021-03-19 | 诺伊拉尔泰德公司 | Pressure garment |
| CN112263454A (en) * | 2020-10-26 | 2021-01-26 | 北京理工大学 | Deep vein thrombosis resistance instrument |
| CN114983781A (en) * | 2022-08-03 | 2022-09-02 | 深圳市迈合医疗器械有限公司 | Measuring method for monitoring real-time dynamic pressure during pressurization of pressure gas sleeve |
| CN114983781B (en) * | 2022-08-03 | 2023-02-10 | 深圳市迈合医疗器械有限公司 | Measuring method for real-time dynamic pressure monitoring during pressurization of pressure air sleeve |
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| CN107693322B (en) | 2019-11-19 |
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