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REPOSITIONING WIRES AND METHODS FOR REPOSITIONING PROSTHETIC HEART VALVE DEVICES WITHIN A HEART CHAMBER AND RELATED SYSTEMS, DEVICES AND METHODS
专利权人:
4C MEDICAL TECHNOLOGIES; INC.
发明人:
Jason S. Diedering,Saravana B. Kumar
申请号:
US16568903
公开号:
US20200085571A1
申请日:
2019.09.12
申请国别(地区):
US
年份:
2020
代理人:
摘要:
The invention provides methods, devices and systems for delivering, positioning and/or repositioning an expandable prosthetic heart valve in a patient's heart chamber. At least one non-looped wire and looped wire pair is operatively connected with an expanded prosthetic heart valve that is collapsed within a delivery catheter lumen having its distal end positioned in the subject heart chamber. The collapsed prosthetic heart valve is translated through the delivery catheter lumen to and out of its distal end where the prosthetic heart valve expands to a working configuration. The wire(s) of the non-looped and looped wire pair may be manipulated by pulling proximately or pushing distally to position or reposition the expanded prosthetic stent into position, then released from connection with the positioned stent and withdrawn from the patient.
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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