CN-115969460-B - Automatic pressure release hemostat pressure release detection system and detection method

CN115969460BCN 115969460 BCN115969460 BCN 115969460BCN-115969460-B

Abstract

The application relates to a pressure release detection system and a pressure release detection method of an automatic pressure release hemostat, which can automatically detect the pressure release process of the automatic pressure release hemostat by detecting the pressure inside a compression air bag and an air bag at dynamic intervals through an air pressure sensor and a timer, and can accurately measure the pressure release capacity of the pressure inside the compression air bag, which changes with time. The internal pressure of the compression air bag is judged by the control unit, whether the pressure release range of the automatic pressure release haemostat is qualified or not can be determined by combining the control of the pressure supplementing device by the control unit, the compression air bag can be subjected to pressure filling compensation when the pressure release range is slightly lower than the pressure release lower limit, the compression air bag is qualified through the display of the qualified compression air bag after the complete test time is qualified, the erroneous judgment on the product quality of the automatic pressure release haemostat is effectively reduced, and the waste of potential qualified products is avoided.

Inventors

ZHAO XUSHENG
YANG JUN

Assignees

恒壹（北京）医疗科技有限公司

Dates

Publication Date: 20260505
Application Date: 20221229

Claims (9)

1. The automatic pressure release hemostat pressure release detection system is characterized by comprising an automatic pressure release hemostat, wherein the automatic pressure release hemostat comprises a compression air bag, an air bag, a breather valve and a pressure charging device, the compression air bag is used for compressing a hemostatic wound and releasing pressure to the air bag through the breather valve, and the pressure charging device is connected with the compression air bag through a pressure charging pipe and is used for charging the compression air bag; the air pressure sensor is electrically connected with the control unit and is used for detecting the internal pressure of the compression air bag and the safety air bag and sending a pressure signal to the control unit; the air pressure sensor comprises a compression air bag sensor arranged between the three-way joint and the breather valve and an air bag sensor arranged between the breather valve and the air bag; the control unit is used for judging whether the internal pressure of the compression air bag meets the pressure relief requirement or not through the received internal pressure signal of the compression air bag; The timer is electrically connected with the control unit and is used for feeding back a pressure detection time point to the control unit; the pressure compensating device is electrically connected with the control unit and is used for pressurizing and compensating the compression air bag; When the internal pressure of the compression air bag is lower than the lower pressure limit but lower than the set range, triggering the control unit, and controlling the pressure supplementing device to perform pressure supplementing compensation on the compression air bag by the control unit, so that the internal pressure of the compression air bag is lifted to the median between the upper pressure limit and the lower pressure limit, and continuing to test; The pressurizing device comprises an injector, the pressurizing device comprises an air pump, the pressurizing pipe is connected with a three-way joint, a pressurizing pipe is connected between the pressurizing air bag and the three-way joint, the pressurizing pipe and the pressurizing pipe are respectively arranged on two sides of the three-way joint, and the injector and the air pump share the pressurizing pipe to pressurize the pressurizing air bag.
2. The automatic pressure release hemostat pressure release detection system of claim 1 wherein the compression balloon sensor is configured to detect an internal pressure of the compression balloon and the airbag sensor is configured to detect an internal pressure of the airbag.
3. The automatic pressure release hemostat pressure release detection system of claim 1 wherein the air pump is electrically connected to the control unit, the control unit controlling operation of the air pump in accordance with the received internal pressure of the compression balloon.
4. The automatic pressure release hemostat pressure release detection system of claim 1, wherein the control unit comprises a controller main body and a microcontroller, a display screen is arranged on the controller main body, and the air pressure sensor, the air pump, the timer and the display screen are all electrically connected with the microcontroller.
5. An automatic pressure release haemostat pressure release detection method according to any of claims 1-4, comprising the steps of: Installing an air pressure sensor, pressurizing the compression air bag through a pressurizing device, connecting a pressure supplementing device on the pressurizing pipe, and connecting the air pressure sensor, the timer and the pressure supplementing device with the control unit; the air pressure sensor detects the internal pressure of the compression air bag and the safety air bag at intervals through feedback of the timer to the control unit; The control unit is preset with a standard range for releasing pressure time and pressing the pressure inside the air bag, wherein the standard range comprises an upper pressure limit and a lower pressure limit; when the internal pressure of the compression air bag is higher than the lower pressure limit, the automatic pressure release hemostat is judged to be qualified, and the pressure release is normal; When the internal pressure of the compression air bag is lower than the lower pressure limit and exceeds the set range, the automatic pressure release hemostat is judged to be unqualified, and the pressure release is abnormal; When the internal pressure of the compression air bag is lower than the lower pressure limit but lower than the set range, triggering the control unit, and controlling the pressure supplementing device to perform pressure supplementing compensation on the compression air bag by the control unit, so that the internal pressure of the compression air bag is lifted to the median between the upper pressure limit and the lower pressure limit, and continuing to test; And detecting the internal pressure of the compression air bag and the air bag at intervals according to the steps, controlling the pressure supplementing device to supplement the compression air bag by the control unit in sequence until the internal pressure of the compression air bag and the internal pressure of the air bag reach balance, and ending the test.
6. The method according to claim 5, wherein the interval detection time of the timer feeding back to the control unit is 5min, 10min, 30min or 1h.
7. The method according to claim 5, wherein the upper pressure limit and the lower pressure limit preset in the control unit form an upper standard curve and a lower standard curve.
8. The method according to claim 5, wherein in the determining, the determined set range includes whether the pressure inside the compression balloon exceeds 5% -10% of the pressure lower limit value corresponding to the test time point.
9. The method according to claim 5, wherein the number of times the pressure compensating device compensates the compression balloon with pressure in the test process is not more than three, otherwise, the automatic pressure releasing hemostat is judged to be abnormal in pressure release.

Description

Automatic pressure release hemostat pressure release detection system and detection method Technical Field The application relates to the technical field of medical instruments, in particular to a 5-pressure release detection system and a detection method of an automatic pressure release hemostat. Background After the radial artery puncture interventional operation, the hemostasis is generally carried out by adopting a pressure-stable mechanical compression mode, an air bag compression type hemostat in the prior art pressurizes an air bag through an injector, and a medical staff extracts a certain volume of gas through the injector according to the compression time to release pressure. The 0 threaded rod compression hemostat requires medical staff to rotate the threaded rod to compress and regularly according to compression The threaded rod is rotated in time to adjust the release pressure. The two hemostats need 3-4 times of repeated pressure release operation in the compression process. The automatic pressure release type hemostat can slowly release the gas in the compression air bag according to the time increment so as to achieve The automatic pressure release function is achieved, a great number of operation steps of medical staff are reduced, and ineffective hemostasis caused by inaccurate pressure release amount of one time is avoided. The automatic pressure release type hemostat generally controls the relation between pressure release time and pressure release amount through the aperture size in a pressure release valve, is over-fast in pressure release, is easy to cause incomplete hemostasis, is over-slow in pressure release, and prolongs the compression time to cause the symptoms of nerve compression, discomfort of patients and the like. Namely, the pressure release time and the pressure release amount are the key performances of the design of the automatic pressure release type hemostat. And 0, when the existing pressure release time and pressure release amount are tested, the pressure of the air bag with the fixed volume is detected by a pressure gauge, and pressure data are recorded at intervals, so that the workload of a tester is increased, and the measuring error range of the pressure gauge is overlarge. And for a small amount of pressure release results which are lower than the lower limit of the pressure release range, the pressure release results of the pressure release valve cannot be determined, and the pressure release results are directly judged to be unqualified products, so that certain waste is caused. Disclosure of Invention The application aims to provide a pressure release detection system and a pressure release detection method for an automatic pressure release hemostat, which can accurately measure the pressure release capacity of the internal pressure of a compression air bag along with the change of time and reduce the misjudgment of the quality of the automatic pressure release hemostat. In order to achieve the above object, in a first aspect, the present invention provides an automatic pressure release hemostat pressure release detection system, including an automatic pressure release hemostat, the automatic pressure release hemostat including a compression balloon, an air bag, a breather valve, and a pressurizing device, the compression balloon being used for compressing a hemostatic wound and releasing pressure to the air bag through the breather valve, the pressurizing device being connected with the compression balloon through a pressurizing tube, for pressurizing the compression balloon; the air pressure sensor is electrically connected with the control unit and is used for detecting the internal pressure of the compression air bag and the safety air bag and sending a pressure signal to the control unit; the control unit is used for judging whether the internal pressure of the compression air bag meets the pressure relief requirement or not through the received internal pressure signal of the compression air bag; The timer is electrically connected with the control unit and is used for feeding back a pressure detection time point to the control unit; The pressure compensating device is electrically connected with the control unit and is used for pressurizing and compensating the compression air bag. In an optional embodiment, the pressurizing device comprises a syringe, the pressurizing device comprises an air pump, the pressurizing pipe is connected with a three-way joint, a pressurizing pipe is connected between the pressurizing air bag and the three-way joint, the pressurizing pipe and the pressurizing pipe are respectively arranged on two sides of the three-way joint, and the syringe and the air pump share the pressurizing pipe to pressurize the pressurizing air bag. In an alternative embodiment, the air pressure sensor comprises a three-way joint and a three-way joint A compression airbag sensor between the respiratory valves, and an airbag sensor provided betwee