CN209253544U - A kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave - Google Patents
A kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave Download PDFInfo
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- CN209253544U CN209253544U CN201820820052.7U CN201820820052U CN209253544U CN 209253544 U CN209253544 U CN 209253544U CN 201820820052 U CN201820820052 U CN 201820820052U CN 209253544 U CN209253544 U CN 209253544U
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Abstract
The utility model discloses a kind of Pneumatic controllers of Pneumatic Lithotripsy formula external knock wave, including cabinet, one end of cabinet is equipped with singlechip controller, the Pneumatic controller includes air compressor, air accumulator, radiator and removes water filter, and the gas outlet of air compressor is communicated with the air inlet of the air inlet of safety valve and the first triple valve respectively.By being radiated, being removed water and being filtered to gas, prevents steam from condensing in the equipment such as valve, damage equipment, improve the reliability and stability of product；The air pressure before and after pressure reducing valve is incuded by first pressure sensor, second pressure sensor and third pressure sensor, by singlechip controller control for the gas atmosphere that provides for the treatment of handle in safe range, protect the safety of whole system；First triple valve empties the survival gas in air compressor, and band load is excessive when preventing the air pump in air compressor to be again started up to start, and improves the reliability of product.
Description
Technical field
The utility model belongs to physiotherapy apparatus technical field, rushes in vitro specifically, being related to a kind of Pneumatic Lithotripsy formula
Hit the Pneumatic controller of wave.
Background technique
Pneumatic Lithotripsy formula extracorporeal impact wave therapy instrument is a kind of physiotherapy apparatus for the treatment of bone Muscular diseases, work
Principle is that the air internal energy of compression is converted into mechanical energy and acts on human body bone muscular tissue, and the air that air compressor comes out passes through electricity
Magnet valve pushes treatment handle cone to accelerate shock treatment head in the pipeline in treatment handle, treats the treatment head on handle
Positioning and migration in human body Severe Pain point, play the dysfunction for improving Severe Pain point institute influence area, decompose the generation of accumulation
It thanks to product, stimulates impacted region muscle group, block centrality pain transduction to reach lenitive therapeutic effect.
According to published a kind of the air pressure output control method and its equipment of Pneumatic Lithotripsy formula extracorporeal impact wave therapy instrument
(Publication No. CN105769260A), the air pressure control method include air accumulator pressure closed loop control method and treatment handle gas
Press closed loop control method.The air pressure of the gas tank pressure closed loop control method control air accumulator, realizes the atmospheric pressure value P01 of air accumulator
Meet relationship with given air pressure Pi: P01=A*Pi, the gas of the treatment handle pressure closed loop control method control treatment handle
Pressure realizes that the atmospheric pressure value P02 and given air pressure Pi for the treatment of handle meet relationship: P02=Pi.The Pneumatic Lithotripsy formula extracorporeal shock
Wave therapeutic instrument realizes above-mentioned air pressure output control method.Method of the present invention is steady with output pressure, response is fast, essence
Spend high advantage.But its high pressure gas remnants certain in equipment after the completion of work will lead to air pump when working again
Overload, leads to equipment damage, while its safety valve is placed on rear end, if rear end blocks, pressure is not passed, and safety valve rises not
To the effect from high-voltage power supply head protection.Meanwhile in equipment gas pass through equipment during with temperature loss, it may appear that
The water of the phenomenon that condensation, condensation can damage rear end equipment, cause to influence the machine longevity in whole system under hyperbaric environment for a long time
Life, the reliability and stability of equipment cannot be guaranteed,
Therefore, a kind of reliability and stability to further increase equipment, it is desirable to provide Pneumatic Lithotripsy formula extracorporeal shock
The Pneumatic controller of wave.
Utility model content
In view of this, to be solved in the utility model is high remnants certain in equipment after the completion of working in routine techniques
Calm the anger body, will lead to air pump band carry it is lower cannot normally start, safety valve does not have the effect for protecting high-voltage power supply, condenses in equipment
Water can damage rear end equipment, lead to the technical issues of influencing service life of a machine in whole system under hyperbaric environment for a long time.This reality
A kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave is provided with novel, compared to routine techniques, can play and mention
The reliability and stability of high equipment.
In order to solve the above-mentioned technical problem, the utility model is achieved by the following technical programs:
The utility model provides a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave, including cabinet, described
One end of cabinet is equipped with singlechip controller, and the Pneumatic controller includes air compressor, air accumulator, radiator and removes
Water filter, the gas outlet of the air compressor are communicated with the air inlet of the air inlet of safety valve and the first triple valve respectively,
First gas outlet of the check valve is communicated with the air inlet of check valve, and the air accumulator is connected to radiator and is located at unidirectional
It is described to be connected to by the second triple valve with a treatment handle except water filter on valve to the pipeline removed between water filter,
Described remove is equipped with pressure-control valve, the pipeline between the first triple valve and pressure-control valve between water filter and the second triple valve
Any position be provided with exhaust valve.
As a kind of optimal technical scheme of the utility model, in a kind of possible embodiment, the two of the cabinet
Side is equipped with handle dispenser, and the treatment handle is set to the outside of cabinet, and the inside of the treatment handle is equipped with solenoid valve
Door.
As a kind of optimal technical scheme of the utility model, in a kind of possible embodiment, the radiator
Inside be equipped with cooling fin and fan, the both ends of the cooling fin communicate with the air inlet and air outlet of radiator respectively, institute
It states cooling fin to be arranged at the air inlet of fan, the gas outlet of the fan communicates with the outside world.
As a kind of optimal technical scheme of the utility model, in a kind of possible embodiment, the water removal filtering
The gas outlet of device is connected to the air inlet of first pressure sensor respectively, and the pressure-control valve is for proportioning valve or including pressure reducing valve
With second pressure sensor, third pressure sensor is additionally provided between the pressure-control valve and the second triple valve.
Further, the gas outlet of the check valve is communicated with the air inlet of air accumulator, the gas outlet of the air accumulator with
The air inlet of radiator communicates, and the gas outlet of the radiator is communicated with the air inlet except water filter.
Further, the gas outlet of the check valve is communicated with the air inlet of radiator, the outlet of the radiator
Mouth is communicated with the air inlet of air accumulator, and the gas outlet of the air accumulator is communicated with the air inlet except water filter.
Further, the exhaust valve is set between check valve and air accumulator or between check valve and radiator or removes water
Between filter and pressure reducing valve.
Further, the exhaust valve is set between radiator and air accumulator or radiator and except between water filter
Or air accumulator and except between water filter.
Further, the air compressor, the first triple valve, exhaust valve, first pressure sensor, second pressure sensing
Device, third pressure sensor, pressure reducing valve, the second triple valve and electromagnetic valve are electrically connected with singlechip controller respectively.
Compared with prior art, the utility model can be obtained including following technical effect:
1) Pneumatic controller of the Pneumatic Lithotripsy formula external knock wave of the utility model, air accumulator are used for steady pressure,
Gas is also stored simultaneously, prevents the air pump overfrequency in air compressor.
2) Pneumatic controller of the Pneumatic Lithotripsy formula external knock wave of the utility model, by radiator to air pressure
The high-temperature gas that contracting machine discharges radiates, and so that the moisture condensation in gas is become condensed water as early as possible, by removing water filter
It is removed water and is filtered, guarantee the drying of gas, prevent steam from condensing in the equipment such as pressure reducing valve, damaged equipment, improve production
The reliability and stability of product.
3) Pneumatic controller of the Pneumatic Lithotripsy formula external knock wave of the utility model, first pressure sensor induction subtract
The air pressure size of pressure valve air inlet, is transferred to singlechip controller, and when air pressure is excessive, singlechip controller control exhaust valve is beaten
It opens, carries out pressure release, prevent high pressure gas from damaging pressure reducing valve, second pressure sensor and third pressure sensor induction pressure reducing valve go out
The air pressure of port is transferred to singlechip controller, and decompression valve air gate air pressure is excessive or too small, and singlechip controller controls respectively
Pressure reducing valve opens or closes, to guarantee that the air pressure for depressurizing valve air gate is maintained at a certain range, and further uses second, third
Pressure sensor prevents single failure as duplicate protection, and the safety of whole system and treatment handle is protected to work normally.
4) Pneumatic controller of the Pneumatic Lithotripsy formula external knock wave of the utility model, air compressor stop working
When, it is controlled by single-chip microcontroller, opens the first triple valve and empty survival gas in air compressor, to prevent in air compressor
Air pump when being again started up band carry it is excessive cannot start, improve the reliability of product.
Certainly, any product for implementing the utility model must be not necessarily required to reach all the above technology effect simultaneously
Fruit.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is a kind of facade of the Pneumatic controller of Pneumatic Lithotripsy formula external knock wave of the utility model embodiment
Figure；
Fig. 2 is a kind of process of the Pneumatic controller of Pneumatic Lithotripsy formula external knock wave of the utility model embodiment
Figure；
Fig. 3 is a kind of side knot of the Pneumatic controller of Pneumatic Lithotripsy formula external knock wave of the utility model embodiment
Structure schematic diagram；
Fig. 4 is a kind of Pneumatic controller radiator of Pneumatic Lithotripsy formula external knock wave of the utility model embodiment
Structural schematic diagram；
Fig. 5 is a kind of Pneumatic controller radiator of Pneumatic Lithotripsy formula external knock wave of the utility model embodiment
Schematic diagram of internal structure.
In figure: 1, cabinet；2, air compressor；3, safety valve；4, the first triple valve；5, check valve；6, air accumulator；7, it dissipates
Thermal；8, water filter is removed；9, first pressure sensor；10, exhaust valve；11, pressure reducing valve；12, second pressure sensor；
13, third pressure sensor；14, the second triple valve；15, handle dispenser；16, electromagnetic valve；17, handle is treated；18, monolithic
Machine controller；19, cooling fin；20, fan.
Specific embodiment
The embodiments of the present invention is described in detail below in conjunction with accompanying drawings and embodiments, whereby to the utility model
How applied technology method solves technical problem and reaches the realization process of technical effect to fully understand and implement.
As shown in Figs. 1-5, a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave of the utility model, including cabinet
1, one end of cabinet 1 is equipped with singlechip controller 18, and the Pneumatic controller includes air compressor 2, air accumulator 6, heat dissipation
Device 7 and remove water filter 8, the gas outlet of air compressor 2 respectively with the air inlet of safety valve 3 and the first triple valve 4 into
Port communicates, and the first gas outlet of the first triple valve 4 is communicated with the air inlet of check valve 5, and the gas outlet of check valve 5 and heat dissipation fill
It sets 7 air inlet to communicate, the air accumulator 6 and radiator 7 are connected to and are located at check valve 5 to except the pipe between water filter 8
It is described to be connected to a treatment handle 17 except water filter 8 by the second triple valve 14 on road, it is described remove water filter 8 and
Pressure-control valve is equipped between second triple valve 14, any position of pipeline is provided between check valve 5 and pressure-control valve
Exhaust valve 10.
Further, except the gas outlet of water filter 8 is connected to the air inlet of first pressure sensor 9 respectively, the pressure
Force control valve is proportioning valve or pressure-control valve includes pressure reducing valve 11 and second pressure sensor 12, the pressure-control valve
Third pressure sensor (13) are additionally provided between the second triple valve (14).When using proportioning valve, proportioning valve and single-chip microcontroller control
Device 18 processed is electrically connected, and transmits pressure controling parameter by singlechip controller 18, by proportioning valve in this parameter area voluntarily
Adjust pressure.
The embodiment of diagram is by taking pressure reducing valve 11 as an example, equipped with second pressure sensor 12.Specifically, water removal filtering
The gas outlet of device 8 is communicated with the air inlet of the air inlet of first pressure sensor 9 and pressure reducing valve 11 respectively, and pressure reducing valve 11 goes out
Port is communicated with the air inlet of second pressure sensor 12, third pressure sensor 13 and the second triple valve 14 respectively, and the two or three
First gas outlet of port valve 14 is communicated with the air inlet for the treatment of handle 17, and treatment handle 17 is set to the outside of cabinet, treats hand
The inside of handle 17 is equipped with electromagnetic valve 16.
Preferably, air compressor 2, the first triple valve 4, exhaust valve 10, first pressure sensor 9, second pressure sensing
Device 12, third pressure sensor 13, pressure reducing valve 11, the second triple valve 14 and electromagnetic valve 16 are electric with singlechip controller 18 respectively
Property connection.
Preferably, the two sides of cabinet 1 are equipped with handle dispenser 15, and handle dispenser 15 guarantees work for placing handle
Make the clean and tidy of environment.
Preferably, the inside of the radiator 7 be equipped with cooling fin 19 and fan 20, the both ends of cooling fin 19 respectively with dissipate
The air inlet and air outlet of thermal 7 communicate, and the cooling fin 19 is arranged at the air inlet of fan 20, the fan 20
Gas outlet communicates with the outside world, and radiator 7 radiates to the high-temperature gas passed through by cooling fin and fan 20.
The position of radiator 7 and air accumulator 6 can be interchanged, for example, in another specific embodiment, the check valve
5 gas outlet is communicated with the air inlet of air accumulator 6, and the gas outlet of the scattered air accumulator 6 is communicated with the air inlet of radiator 7,
The gas outlet of the radiator 7 is communicated with the air inlet except water filter 8.In another embodiment, the check valve 5
Gas outlet is communicated with the air inlet of radiator 7, and the gas outlet of the radiator 7 is communicated with the air inlet of air accumulator 6, described
The gas outlet of air accumulator 6 is communicated with the air inlet except water filter 8.
The position of exhaust valve 10 can convert, specifically, the exhaust valve 10 be set between check valve 5 and air accumulator 6 or
Between check valve 5 and radiator 7 or except between water filter 8 and pressure reducing valve 11.In addition, the exhaust valve 10 can also be set to
Between radiator 7 and air accumulator 6 or radiator 7 and except between water filter 8 or air accumulator 6 with except water filter 8 it
Between.
When specific works, the Pneumatic controller of the Pneumatic Lithotripsy formula external knock wave of the utility model, when work, air
Compressor 2 works, and air compressor 2 compresses extraneous air suction, and compressed gas is then passed through the one or three
Port valve 4 and check valve 5 enter radiator 7, and air compressor 2 is connect with safety valve 3, when gas pressure intensity in air compressor 2
When excessive, safety valve 3 carries out pressure release automatically, and check valve 5 prevents gas backflow, and radiator 7 passes through cooling fin 19 and fan 20
The high-temperature gas discharged to air compressor 2 radiates, and air accumulator 6 is passed through after heat dissipation, and air accumulator 6 is used for steady pressure,
Gas is also stored simultaneously, prevents the air pump overfrequency in air compressor 2, air accumulator 6 feeds gas into except water filter 8, passes through
Except water filter 8 removes the steam in high-temperature gas, guarantees the drying of gas, prevent steam cold in the equipment such as pressure reducing valve 11
It is solidifying, equipment is damaged, improves the reliability and stability of product, gas is by entering pressure reducing valve 11, the first pressure except water filter 8
Force snesor 9 incudes the air pressure size of 11 air inlet of pressure reducing valve, is transferred to singlechip controller 18, when air pressure is less than 5.5bar
When, the work of air compressor 2 is inflated, and when air pressure reaches 6.5bar, air pump stopping is inflated, and keeps the air pressure in air accumulator 6
Between 5.5bar~6.5bar, if air compressor 2, which occurs, controls failure, inflate always, when air pressure is excessive, single-chip microcontroller control
Device 18 controls exhaust valve 10 and opens, and carries out pressure release, prevents the air path elements of high pressure gas damage high-voltage end, second pressure sensor
12 and third pressure sensor 13 incude 11 gas outlet of pressure reducing valve air pressure, be transferred to singlechip controller 18, pressure reducing valve 11 goes out
Port air pressure is excessive or too small, and singlechip controller 18 controls pressure reducing valve 11 respectively and opens or closes, to guarantee pressure reducing valve 11
The air pressure of gas outlet is maintained at target zone, protects the safety of whole system and treatment handle 17 to work normally, gas passes through
Pressure reducing valve 11 and the second threeway valve 14 enter treatment handle 17, there is the impact bullet of a similar moving piston, impact in handle
Bullet obtains acceleration and hits the tail end of a rigidity treatment head, and treatment head front end acts on tissue by couplant,
Clinically it is mainly used for the treatment of bone Muscular diseases, the effect of the second triple valve 14 is when handle 17 is treated in replacement, by handle
Pressure is reduced to 0, and at this moment, the connector for pulling out handle and cabinet will not hurt user there is a situation where air-flow sprays suddenly,
It when air compressor 2 stops working, is controlled by single-chip microcontroller, opens the first triple valve 4 and empty survival gas, to prevent sky
Band load is excessive when air pump in air compressor 2 is again started up to start, and improve the reliability of product.
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer within the acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions are preferred embodiment of the present invention, and so the description is the rule to illustrate the utility model
For the purpose of, it is not intended to limit the scope of the utility model.The protection scope of the utility model is when view appended claims institute circle
Subject to the person of determining.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include, so that commodity or system including a series of elements not only include those elements, but also including not clear
The other element listed, or further include for this commodity or the intrinsic element of system.In the feelings not limited more
Under condition, the element that is limited by sentence "including a ...", it is not excluded that in the commodity or system for including the element also
There are other identical elements.
Several preferred embodiments of the present invention have shown and described in above description, but as previously described, it should be understood that this
Utility model is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various
Other combinations, modification and environment, and above-mentioned introduction or related fields can be passed through within the scope of the inventive concept described herein
Technology or knowledge be modified.And changes and modifications made by those skilled in the art do not depart from the spirit and model of the utility model
It encloses, then it all should be in the protection scope of the appended claims for the utility model.
Claims (10)
1. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave, including cabinet (1), which is characterized in that the cabinet
(1) one end is equipped with singlechip controller (18), and the Pneumatic controller includes air compressor (2), air accumulator (6), dissipates
Thermal (7) and remove water filter (8), the gas outlet of the air compressor (2) respectively with the air inlet of safety valve (3) and the
The air inlet of one triple valve (4) communicates, and the first gas outlet of first triple valve (4) is communicated with the air inlet of check valve (5),
The air accumulator (6) and radiator (7) are connected to and are located at check valve (5) on except the pipeline between water filter (8), described
Except water filter (8) are connected to by the second triple valve (14) with a treatment handle (17), water filter (8) and the are removed described
Pressure-control valve is equipped between two triple valves (14), any position setting of pipeline between check valve (5) and pressure-control valve
There are exhaust valve (10).
2. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as described in claim 1, which is characterized in that described
The two sides of cabinet (1) are equipped with handle dispenser (15), and treatment handle (17) is set to the outside of cabinet, the treatment hand
The inside of handle (17) is equipped with electromagnetic valve (16).
3. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as described in claim 1, which is characterized in that described
The inside of radiator (7) be equipped with cooling fin (19) and fan (20), the both ends of the cooling fin (19) respectively with radiator
(7) air inlet and air outlet communicate.
4. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as described in claim 1, which is characterized in that described
Except the gas outlet of water filter (8) is connected to the air inlet of first pressure sensor (9) respectively, the pressure-control valve is ratio
Valve or including pressure reducing valve (11) and second pressure sensor (12), also sets between the pressure-control valve and the second triple valve (14)
There are third pressure sensor (13).
5. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as claimed in claim 3, which is characterized in that described
Cooling fin (19) is arranged at the air inlet of fan (20), and the gas outlet of the fan (20) communicates with the outside world.
6. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as claimed in claim 4, which is characterized in that described
The gas outlet of check valve (5) is communicated with the air inlet of air accumulator (6), gas outlet and radiator (7) of the air accumulator (6)
Air inlet communicates, and the gas outlet of the radiator (7) is communicated with the air inlet except water filter (8).
7. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as claimed in claim 4, which is characterized in that described
The gas outlet of check valve (5) is communicated with the air inlet of radiator (7), the gas outlet and air accumulator (6) of the radiator (7)
Air inlet communicate, the gas outlet of the air accumulator (6) is communicated with except the air inlet of water filter (8).
8. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as described in claim 1, which is characterized in that described
Exhaust valve (10) is set between check valve (5) and air accumulator (6) or between check valve (5) and radiator (7) or removes water and filters
Between device (8) and pressure reducing valve (11).
9. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as described in claim 1, which is characterized in that described
Exhaust valve (10) be set between radiator (7) and air accumulator (6) or radiator (7) and remove water filter (8) between or store up
Gas tank (6) and except between water filter (8).
10. a kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave as claimed in claims 6 or 7, which is characterized in that
The air compressor (2), the first triple valve (4), exhaust valve (10), first pressure sensor (9), second pressure sensor
(12), third pressure sensor (13), proportioning valve, pressure reducing valve (11), the second triple valve (14) and electromagnetic valve (16) respectively with
Singlechip controller (18) is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820052.7U CN209253544U (en) | 2018-05-29 | 2018-05-29 | A kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820052.7U CN209253544U (en) | 2018-05-29 | 2018-05-29 | A kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave |
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| Publication Number | Publication Date |
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| CN209253544U true CN209253544U (en) | 2019-08-16 |
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ID=67556755
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| CN201820820052.7U Active CN209253544U (en) | 2018-05-29 | 2018-05-29 | A kind of Pneumatic controller of Pneumatic Lithotripsy formula external knock wave |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111374878A (en) * | 2020-03-19 | 2020-07-07 | 江苏九头鸟生物医疗科技有限公司 | Air pressure control device for air wave pressure therapeutic instrument |
| CN111413468A (en) * | 2020-04-03 | 2020-07-14 | 北京雪迪龙科技股份有限公司 | Portable gas source device, control method and gas detection system |
| CN112675008A (en) * | 2021-01-25 | 2021-04-20 | 广东普门生物医疗科技有限公司 | Pneumatic ballistic shock wave therapeutic apparatus |
-
2018
- 2018-05-29 CN CN201820820052.7U patent/CN209253544U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111374878A (en) * | 2020-03-19 | 2020-07-07 | 江苏九头鸟生物医疗科技有限公司 | Air pressure control device for air wave pressure therapeutic instrument |
| CN111374878B (en) * | 2020-03-19 | 2022-08-19 | 江苏九头鸟生物医疗科技有限公司 | Air pressure control device for air wave pressure therapeutic instrument |
| CN111413468A (en) * | 2020-04-03 | 2020-07-14 | 北京雪迪龙科技股份有限公司 | Portable gas source device, control method and gas detection system |
| CN112675008A (en) * | 2021-01-25 | 2021-04-20 | 广东普门生物医疗科技有限公司 | Pneumatic ballistic shock wave therapeutic apparatus |
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