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HYBRID HEART VALVE FUNCTION TESTER SPECIFICALLY DESIGNED FOR PRODUCTION EVALUATION OF PROSTHETIC HEART VALVE PRODUCTS
专利权人:
Shouyan LEE
发明人:
Shouyan LEE
申请号:
US16534958
公开号:
US20200046500A1
申请日:
2019.08.07
申请国别(地区):
US
年份:
2020
代理人:
摘要:
A multifunctional prosthetic heart valve tester having a circuit of fluid channels, wherein the circuit has a main loop of fluid channel capable of providing a first flow path for a testing fluid. There can be a first branch-off point on the main loop having a first branch channel branching off and fluidly connecting the main loop to a three-way connection. There is a second branch-off point on the main loop having a second branch channel branching off and fluidly connecting the main loop to the three-way connection. A third branch-off point is provided on the main loop having a third branch channel branching off and fluidly connecting the main loop to the three-way connection. There is linear motor and a steady-flow pump disposed on the circuit. Wherein selective shut off of certain channels and selective on/off of the linear motor/steady flow pump allows the device to test the prosthetic valve in the following modes: the steady forward flow mode, steady backward flow mode, pulsatile mode, and hybrid mode.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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