CN112774022A - Air bag quick-charging type external counterpulsation device - Google Patents
Air bag quick-charging type external counterpulsation device Download PDFInfo
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- CN112774022A CN112774022A CN202110140071.1A CN202110140071A CN112774022A CN 112774022 A CN112774022 A CN 112774022A CN 202110140071 A CN202110140071 A CN 202110140071A CN 112774022 A CN112774022 A CN 112774022A
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Abstract
The invention relates to the technical field of air bag inflation for external counterpulsation, in particular to an air bag quick-inflation type external counterpulsation device, which comprises a sealing seat, wherein the inner cavity of the sealing seat is arranged into a telescopic inner cavity, the right side of the sealing seat is hermetically connected with an air bag, the left side of the sealing seat is provided with an auxiliary box, the lower end of the sealing seat is provided with a sucker, the inner cavity of the air bag is arranged into a pressure regulating inner cavity, and the air bag quick-inflation type external: the auxiliary box is arranged outside the traditional air bag, and the auxiliary box is utilized to collect the periodically discharged air, so that the aim of supplementing air intake is fulfilled in the air intake process, the air intake rate is greatly improved, the expansion of the air bag corresponds to the diastole of the heart in time, the aim of counterpulsation treatment is fulfilled, and the treatment quality and efficiency are greatly improved.
Description
Technical Field
The invention relates to the technical field of air bag inflation of external counterpulsation, in particular to an air bag quick-inflation type external counterpulsation device.
Background
Counterpulsation is an auxiliary circulation method for reducing the systolic blood pressure and increasing the diastolic blood pressure in the aorta in a mechanical way so as to assist the heart to do work, improve blood circulation and increase blood perfusion of organs such as heart, brain, kidney and the like. The counterpulsation can increase the blood supply of coronary artery by increasing the diastolic pressure of aorta, rescue ischemic myocardium and improve the blood pumping function of heart. Commonly used counterpulsation methods include intra-aortic balloon counterpulsation and extra-corporeal counterpulsation.
In the external counterpulsation, the air bag is inflated and pressurized in the diastole to promote the blood of the limb artery to return to the aorta, so that the diastolic pressure is obviously increased, the blood flow is increased for the heart, and the afterload of the heart is reduced; the gasbag exhausts rapidly in the systole, the pressure is relieved, promote the internal systolic pressure of aorta to descend, furthest alleviates the resistance of the cardiac ejection phase, the blood flows to the far end with higher speed, thereby reach the counterpulsation effect, however, the inflation air pump in the existing external counterpulsation needs to inflate the gasbags of four limbs and buttock simultaneously, thereby it is not enough to lead to the air feed very easily, adopt the air pump of great power can produce the noise, not only reduced the environment of physiotherapy, can't guarantee the security simultaneously, can't correspond with the diastolic cycle of heart at the in-process of air feed, and then can't reach the purpose of periodic counterpulsation.
Therefore, the air bag quick-charging type external counterpulsation device is provided to solve the problem of adaptation of the air bag charging rate and the air discharging rate to the diastolic cycle.
Disclosure of Invention
The invention aims to provide an air bag quick-charging type external counterpulsation device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an air bag quick-charging type external counterpulsation device comprises a sealing seat, wherein the inner cavity of the sealing seat is a telescopic inner cavity, the right side of the sealing seat is hermetically connected with an air bag, the left side of the sealing seat is provided with an auxiliary box, the lower end of the sealing seat is provided with a sucker, the inner cavity of the air bag is arranged as a pressure regulating inner cavity, the outer wall of the right side of the air bag is provided with a sleeve opening, the right side of the telescopic inner cavity is communicated with the pressure regulating inner cavity, a transverse piston is transversely and slidably arranged in the telescopic inner cavity, the inner wall of the left side of the telescopic inner cavity is provided with a pair of jacks which are symmetrical front and back, a pair of through holes which penetrate through from left to right are arranged on the transverse piston at positions corresponding to the jacks, the left sides of a pair of through holes which are symmetrical from front to back are respectively provided with an air inlet pipe and an air outlet pipe, the air inlet pipe and the air outlet pipe are both inserted in the jacks in a sliding way, the left ends of the air inlet pipe and the air outlet pipe extend to the outer side of the sealing seat, and the left side ports of the air inlet pipe and the air outlet pipe are connected with electromagnetic control valves;
the utility model discloses a solar energy water heater, including auxiliary tank, air inlet channel and main runner, the upper end inner chamber of auxiliary tank sets up to the gas storage inner chamber, and the lower extreme inner chamber left and right sides of auxiliary tank is provided with air inlet channel and main runner respectively, slidable mounting has vertical piston in the inner chamber upper end of gas storage inner chamber, and the right downside inner wall of gas storage inner chamber is provided with the air inlet, and the upper left end inner wall of gas storage inner chamber is provided with the gas vent, and the lower extreme inner wall of gas storage inner chamber is provided with middle runner, the centre of air inlet channel and main runner is provided with rotatable transfer piece, and the left side of air inlet channel is pegged graft and is had the air duct, the right side intercommunication intake pipe of main runner, air inlet intercommunication blast pipe, the inner chamber upper end.
Preferably, elastic bands are fixedly bonded to the outer walls of the upper end and the lower end of the right opening of the opening, a pair of the elastic bands which are symmetrical up and down are bonded to each other, and the middle positions of the pair of the elastic bands which are symmetrical up and down are fixedly connected through buckles.
Preferably, the right side outer wall of seal receptacle is provided with the ring slot, the left side of ring slot is provided with the annular sealed ring groove of circle, the left side port of gasbag runs through the grafting in the ring slot, and the pressfitting of the left side port outer wall of gasbag is in the inner chamber in sealed ring groove.
Preferably, the inner cavity of the sealing ring groove is inserted with a pair of sealing hoops which are symmetrical front and back, the outer wall of the middle of each sealing hoop is fixedly welded with a side plate, the side plates are mounted on the outer wall of the sealing seat through fixing screws, and the connecting positions of the sealing hoops which are symmetrical front and back are provided with pressing grooves which are tightly pressed.
Preferably, the left end outer wall of intake pipe and blast pipe is provided with the external screw thread, the screw thread rotates on the external screw thread and installs the retaining ring, the external diameter of retaining ring is greater than the internal diameter of jack.
Preferably, the outer wall of the right side of the air inlet pipe and the outer wall of the right side of the exhaust pipe are both sleeved with a transverse spring, one end of the transverse spring abuts against the outer wall of the left side of the transverse piston, and the other end of the transverse spring abuts against the inner wall of the left side of the telescopic inner cavity.
Preferably, the middle runner and the air inlet runner are both connected with a middle rotating block, the sum of the inner diameters of the middle runner and the air inlet runner is equal to the inner diameter of the main runner, and the right side of the middle rotating block is transversely communicated with the main runner in parallel.
Preferably, the upper end of the auxiliary box is provided with a through hole, the lifting rod is inserted in the through hole in a sliding mode, and the longitudinal spring is vertically installed between the longitudinal piston and the inner wall of the upper end of the gas storage inner cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. the auxiliary box is arranged outside the traditional air bag, and the auxiliary box is utilized to collect the periodically discharged gas, so that the purpose of supplementing air intake is realized in the air intake process, the air intake rate is greatly improved, the expansion of the air bag corresponds to the diastole of the heart in time, the purpose of counterpulsation treatment is achieved, and the treatment quality and efficiency are greatly improved;
2. the transverse piston is arranged, so that the air pressure of the air bag is buffered by the spring in the air inlet process, the air inlet safety is improved, the transverse piston extrudes the volume of the pressure regulating inner cavity by the aid of the reset of the spring, the air exhaust rate is greatly increased, the air inlet rate and the air exhaust rate are improved, and the air inlet and the air exhaust device are adaptive to the change of the diastole and contraction cycle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the seal housing of the present invention;
FIG. 3 is a schematic view of the seal clip of the present invention;
fig. 4 is a front view of the present invention.
In the figure: 1. a sealing seat; 2. an auxiliary tank; 3. an air bag; 4. looping; 5. a pressure regulating inner cavity; 6. an air duct; 7. an air storage inner cavity; 8. sealing the circular groove; 9. a transverse piston; 10. sealing the clamp; 11. a set screw; 12. elastic bands; 13. buckling; 14. a through hole; 15. an exhaust pipe; 16. an air inlet pipe; 17. an external thread; 18. a check ring; 19. an electromagnetic control valve; 20. an air inlet; 21. a longitudinal piston; 22. a lifting rod; 23. a through hole; 24. a longitudinal spring; 25. an exhaust port; 26. a lateral spring; 27. an air inlet channel; 28. an intermediate flow passage; 29. a transfer block; 30. a main flow channel; 31. a jack; 32. a telescopic inner cavity; 33. a circular ring slot; 34. a side plate; 35. pressing a groove; 36. and (4) sucking discs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution:
a fast-inflating external counterpulsation device of an air bag comprises a seal seat 1, the right side of the seal seat 1 is hermetically connected with an air bag 3, the right side outer wall of the seal seat 1 is provided with a circular ring slot 33, the left side of the circular ring slot 33 is provided with a circular ring-shaped sealing circular ring groove 8, the left side port of the air bag 3 is inserted in the circular ring slot 33 in a penetrating way, the left side port outer wall of the air bag 3 is pressed in the inner cavity of the sealing circular ring groove 8, the inner cavity of the sealing circular ring groove 8 is inserted with a pair of sealing hoops 10 which are symmetrical in the front and back, the middle outer wall of the pair of sealing hoops 10 which are symmetrical in the front and back is fixedly welded with a side plate 34, the side plate 34 is installed on the outer wall of the seal seat 1 through a fixing screw 11, the connecting position of the pair of sealing hoops 10 which are symmetrical in the front, meanwhile, the tight pressing of the pressing groove 35 is utilized to realize the sealing pressing between the adjacent sealing hoops 10, so that the sealing performance of the air bag 3 is improved.
The outer wall of the right side of the air bag 3 is provided with a sleeve opening 4, the outer walls of the upper end and the lower end of the right side opening of the sleeve opening 4 are fixedly bonded with elastic bands 12, a pair of elastic bands 12 which are symmetrical up and down are bonded with each other, the middle positions of the pair of elastic bands 12 which are symmetrical up and down are fixedly connected through buckles 13, the sleeve opening 4 is utilized to realize sleeve joint with a human body, and the elastic bands 12 are matched with the buckles 13 to realize fixed connection with the human body.
The lower extreme of seal receptacle 1 is provided with sucking disc 36, the inner chamber of seal receptacle 1 sets up to flexible inner chamber 32, horizontal sliding mounting has horizontal piston 9 in the flexible inner chamber 32, the left side inner wall of flexible inner chamber 32 is provided with a pair of jack 31 of front and back symmetry, the position corresponding with jack 31 on horizontal piston 9 is provided with a pair of through-hole 14 that runs through about, the left side of a pair of through-hole 14 of front and back symmetry is provided with intake pipe 16 and blast pipe 15 respectively, intake pipe 16 and blast pipe 15 all slide and peg graft in jack 31, and the left end of intake pipe 16 and blast pipe 15 extends to the outside of seal receptacle 1, utilize jack 31 to realize the slip grafting installation of intake pipe 16 and blast pipe.
The inner chamber of gasbag 3 sets up to pressure regulating inner chamber 5, and the right side intercommunication pressure regulating inner chamber 5 of flexible inner chamber 32, the left side port of intake pipe 16 and blast pipe 15 all are connected with solenoid electric valve 19, realize the intercommunication of the one end of intake pipe 16 and blast pipe 15 and pressure regulating inner chamber 5 through-hole 14, utilize solenoid electric valve 19 control intake pipe 16 and blast pipe 15 to open and shut.
The left end outer wall of intake pipe 16 and blast pipe 15 is provided with external screw thread 17, and the screw thread is rotated on the external screw thread 17 and is installed stop ring 18, and stop ring 18's external diameter is greater than the internal diameter of jack 31, utilizes stop ring 18 to inject intake pipe 16 and blast pipe 15's slip contraction length to avoid horizontal piston 9 to drop.
The lateral spring 26 is sleeved on the outer wall of the right side of the air inlet pipe 16 and the outer wall of the right side of the air exhaust pipe 15, one end of the lateral spring 26 abuts against the outer wall of the left side of the lateral piston 9, the other end of the lateral spring 26 abuts against the inner wall of the left side of the telescopic inner cavity 32, the air pressure of the air bag 3 is buffered through extrusion of the lateral spring 26, the reset elastic force of the lateral spring 26 is utilized, and therefore the air exhaust rate is increased.
The left side of seal receptacle 1 is provided with auxiliary tank 2, and the upper end inner chamber of auxiliary tank 2 sets up to gas storage inner chamber 7, and the right downside inner wall of gas storage inner chamber 7 is provided with air inlet 20, and the upper left end inner wall of gas storage inner chamber 7 is provided with gas vent 25, and air inlet 20 intercommunication blast pipe 15, gas vent 25 intercommunication gas storage inner chamber 7's inner chamber upper end utilizes the cooperation of air inlet 20 and blast pipe 15 to go into gas storage inner chamber 7 with 3 carminative gas of gasbag cycle.
The inner wall of the lower end of the gas storage inner cavity 7 is provided with a middle flow passage 28, the middle of the gas inlet flow passage 27 and the main flow passage 30 is provided with a rotatable transfer block 29, the left side and the right side of the inner cavity of the lower end of the auxiliary box 2 are respectively provided with a gas inlet flow passage 27 and a main flow passage 30, the left side of the gas inlet flow passage 27 is inserted with a gas guide pipe 6, the right side of the main flow passage 30 is communicated with a gas inlet pipe 16, the middle flow passage 28 and the gas inlet flow passage 27 are both connected with the transfer block 29, the sum of the inner diameters of the middle flow passage 28 and the gas inlet flow passage 27 is equal to the inner diameter of the main, so that the air pump and the air storage inner cavity 7 simultaneously feed air into the air bag 3 in the air feeding process, the air feeding speed is greatly improved, the expansion of the air bag 3 is corresponding to the diastole of the heart in time, thereby achieving the purpose of counterpulsation treatment and greatly improving the quality and the efficiency of treatment.
The upper end of the inner cavity of the gas storage inner cavity 7 is slidably provided with a longitudinal piston 21, the upper end of the longitudinal piston 21 is provided with a lifting rod 22, the outer wall of the lifting rod 22 is provided with a longitudinal spring 24, the upper end of the lifting rod 22 is slidably inserted on the inner wall of the upper end of the gas storage inner cavity 7, the upper end of the auxiliary box 2 is provided with a through hole 23, the lifting rod 22 is slidably inserted in the through hole 23, the longitudinal spring 24 is vertically arranged between the longitudinal piston 21 and the inner wall of the upper end of the gas storage inner cavity 7, the longitudinal piston 21 rises and compresses the longitudinal spring 24 along with the rise of the internal pressure of the gas storage inner cavity 7, and when the longitudinal piston 21 rises to an exhaust port.
The working principle is as follows: at first, utilize the extrusion fit of sealed ring groove 8 and sealed clamp 10, realize 3 left sides ports of gasbag and sealing seat 1's sealing connection, utilize inseparable pressfitting of indent 35 simultaneously, realize the sealed pressfitting between the adjacent sealed clamp 10, thereby the leakproofness of gasbag 3 has been improved, utilize the cuff 4 to realize cup jointing with the human body, utilize the cooperation of elastic cord 12 and buckle 13, realize with the fixed connection of human body, utilize jack 31 to realize the installation of pegging graft of the slip of intake pipe 16 and blast pipe 15.
In the process of first admitting air, utilize the closure that electromagnetic control valve 19 control intake pipe 16 opened and blast pipe 15, utilize air duct 6 to admit air to gasbag 3, along with the increase of pressure in the pressure regulating inner chamber 5, make horizontal piston 9 move left, increase the volume between flexible inner chamber 32 and the pressure regulating inner chamber 5, in the motion process, through the pressure of admitting air to the extrusion buffering gasbag 3 of horizontal spring 26, utilize the slip contraction length of stopping ring 18 injectting intake pipe 16 and blast pipe 15, thereby avoid horizontal piston 9 to drop.
In the exhaust process, the electromagnetic control valve 19 is used for controlling the closing of the air inlet pipe 16 and the opening of the exhaust pipe 15, the transfer block 29 rotates, the middle flow passage 28 is closed, the air inlet 20 and the exhaust pipe 15 are matched, so that the gas exhausted by the air bag 3 periodically is exhausted into the air storage inner cavity 7, meanwhile, the reset elastic force of the transverse spring 26 is used, the exhaust speed is increased, the longitudinal piston 21 rises and compresses the longitudinal spring 24 along with the rise of the internal pressure of the air storage inner cavity 7, and when the longitudinal piston 21 rises to the exhaust port 25, the exhaust pressure is reduced, so that the relatively fixed air pressure is kept inside the air storage inner cavity 7.
When air is fed again, the electromagnetic control valve 19 is used for controlling the opening of the air inlet pipe 16 and the closing of the exhaust pipe 15, the transfer block 29 rotates, the middle flow passage 28 and the air inlet flow passage 27 are communicated with the main flow passage 30, the middle flow passage 28 is communicated with the main flow passage 30, the air pump and the air storage inner cavity 7 simultaneously feed air to the air bag 3 in the air feeding process, the air feeding speed is greatly improved, the expansion of the air bag 3 corresponds to the diastole of the heart in time, the counterpulsation treatment purpose is achieved, the treatment quality and efficiency are greatly improved, and the matching circulation of the quick inflation period and the diastole period of the air bag 3 is further completed.
The electromagnetic control valve 19 is a gas transportation control device commonly used in the prior art and will not be described in detail.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an external counterpulsation device of gasbag quick charge formula, includes seal receptacle (1), its characterized in that: the inner cavity of the sealing seat (1) is set to be a telescopic inner cavity (32), the right side of the sealing seat (1) is hermetically connected with an air bag (3), the left side of the sealing seat (1) is provided with an auxiliary box (2), the lower end of the sealing seat (1) is provided with a sucking disc (36), the inner cavity of the air bag (3) is set to be a pressure regulating inner cavity (5), the outer wall of the right side of the air bag (3) is provided with a sleeve opening (4), the right side of the telescopic inner cavity (32) is communicated with the pressure regulating inner cavity (5), a transverse piston (9) is transversely slidably installed in the telescopic inner cavity (32), a pair of jacks (31) which are symmetrical in the front and back are arranged on the inner wall of the left side of the telescopic inner cavity (32), a pair of through holes (14) which are penetrated in the left and right are arranged on the position corresponding to, the air inlet pipe (16) and the exhaust pipe (15) are inserted in the insertion hole (31) in a sliding mode, the left ends of the air inlet pipe (16) and the exhaust pipe (15) extend to the outer side of the sealing seat (1), and the left side ports of the air inlet pipe (16) and the exhaust pipe (15) are connected with electromagnetic control valves (19);
the upper end inner cavity of the auxiliary box (2) is set to be a gas storage inner cavity (7), the left side and the right side of the lower end inner cavity of the auxiliary box (2) are respectively provided with a gas inlet channel (27) and a main flow channel (30), the upper end of the inner cavity of the gas storage inner cavity (7) is slidably provided with a longitudinal piston (21), the inner wall of the lower right side of the gas storage inner cavity (7) is provided with a gas inlet (20), the inner wall of the upper left end of the gas storage inner cavity (7) is provided with a gas outlet (25), the inner wall of the lower end of the gas storage inner cavity (7) is provided with a middle flow channel (28), a rotatable transfer block (29) is arranged between the gas inlet channel (27) and the main flow channel (30), the left side of the gas inlet channel (27) is spliced with a gas guide pipe (6), the right side of the main flow channel (, the upper end of the longitudinal piston (21) is provided with a lifting rod (22), the outer wall of the lifting rod (22) is provided with a longitudinal spring (24), and the upper end of the lifting rod (22) is inserted on the inner wall of the upper end of the gas storage inner cavity (7) in a sliding manner.
2. The balloon rapid-inflation type external counterpulsation device according to claim 1, wherein: elastic bands (12) are fixedly bonded to the outer walls of the upper end and the lower end of the right opening of the sleeve opening (4), the elastic bands (12) are bonded to each other in a vertically symmetrical mode, and the middle positions of the elastic bands (12) in the vertically symmetrical mode are fixedly connected through buckles (13).
3. The balloon rapid-inflation type external counterpulsation device according to claim 1, wherein: the right side outer wall of seal receptacle (1) is provided with ring slot (33), the left side of ring slot (33) is provided with the sealed ring groove of the ring form (8), the left side port of gasbag (3) runs through the grafting in ring slot (33), and the pressfitting of the left side port outer wall of gasbag (3) is in the inner chamber of sealed ring groove (8).
4. The balloon rapid-inflation type external counterpulsation device according to claim 3, wherein: the inner cavity of the sealing ring groove (8) is spliced with a pair of sealing clamps (10) which are symmetrical front and back, the outer wall of the middle of each sealing clamp (10) is fixedly welded with a side plate (34), each side plate (34) is installed on the outer wall of the sealing seat (1) through a fixing screw (11), and the connecting positions of the sealing clamps (10) are symmetrically provided with pressing grooves (35) which are tightly pressed.
5. The balloon rapid-inflation type external counterpulsation device according to claim 1, wherein: the left end outer wall of intake pipe (16) and blast pipe (15) is provided with external screw thread (17), screw thread rotation installs stop ring (18) on external screw thread (17), the external diameter of stop ring (18) is greater than the internal diameter of jack (31).
6. The balloon rapid-inflation type external counterpulsation device according to claim 1, wherein: the right side outer wall of intake pipe (16) and blast pipe (15) has all cup jointed horizontal spring (26), the left side outer wall at horizontal piston (9) is supported to the one end of horizontal spring (26), and the other end of horizontal spring (26) supports the left side inner wall at flexible inner chamber (32).
7. The balloon rapid-inflation type external counterpulsation device according to claim 1, wherein: the middle flow passage (28) and the air inlet flow passage (27) are both connected with a middle rotating block (29), the sum of the inner diameters of the middle flow passage (28) and the air inlet flow passage (27) is equal to the inner diameter of a main flow passage (30), and the right side of the middle rotating block (29) is transversely communicated with the main flow passage (30) in parallel.
8. The balloon rapid-inflation type external counterpulsation device according to claim 1, wherein: the upper end of the auxiliary box (2) is provided with a through hole (23), the lifting rod (22) is inserted in the through hole (23) in a sliding mode, and the longitudinal spring (24) is vertically installed between the longitudinal piston (21) and the inner wall of the upper end of the air storage inner cavity (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140071.1A CN112774022B (en) | 2021-02-02 | 2021-02-02 | Air bag quick-charging type external counterpulsation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140071.1A CN112774022B (en) | 2021-02-02 | 2021-02-02 | Air bag quick-charging type external counterpulsation device |
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| Publication Number | Publication Date |
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| CN112774022A true CN112774022A (en) | 2021-05-11 |
| CN112774022B CN112774022B (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110140071.1A Active CN112774022B (en) | 2021-02-02 | 2021-02-02 | Air bag quick-charging type external counterpulsation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899649A (en) * | 2021-09-23 | 2022-01-07 | 福建瓮福蓝天氟化工有限公司 | Device and method for determining carbonate content in sodium fluoride |
| CN116327578A (en) * | 2023-04-03 | 2023-06-27 | 重庆普施康科技发展股份有限公司 | Push-pull type external counterpulsation device and control method |
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| CN203943887U (en) * | 2014-06-23 | 2014-11-19 | 林丽菊 | Pressue device |
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| CN109771244A (en) * | 2019-01-31 | 2019-05-21 | 广州市忆典医疗器械有限公司 | Novel external counterpulsation device |
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2021
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| US6245008B1 (en) * | 1999-07-16 | 2001-06-12 | Datascope Investment Corporation | Fast response intra-aortic balloon pump |
| CN203943887U (en) * | 2014-06-23 | 2014-11-19 | 林丽菊 | Pressue device |
| CN105517612A (en) * | 2014-12-02 | 2016-04-20 | 深圳迈瑞生物医疗电子股份有限公司 | Anesthesia machine respiratory system and anesthesia machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113899649A (en) * | 2021-09-23 | 2022-01-07 | 福建瓮福蓝天氟化工有限公司 | Device and method for determining carbonate content in sodium fluoride |
| CN113899649B (en) * | 2021-09-23 | 2024-04-12 | 福建瓮福蓝天氟化工有限公司 | Device and method for measuring carbonate content in sodium fluoride |
| CN116327578A (en) * | 2023-04-03 | 2023-06-27 | 重庆普施康科技发展股份有限公司 | Push-pull type external counterpulsation device and control method |
| CN116327578B (en) * | 2023-04-03 | 2024-03-19 | 重庆普施康科技发展股份有限公司 | Push-pull type external counterpulsation device and control method |
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| CN112774022B (en) | 2021-10-08 |
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