John Paul Urbanski,Gareth Davies,Mahmood Mirza,Bogdan Beca
申请号：
US16387732
公开号：
US20190239924A1
申请日:
2019.04.18
申请国别(地区):
US
年份:
2019
代理人:
摘要：
Embodiments of medical devices and methods are disclosed. The medical devices typically comprises a needle with a rigid proximal shaft, a flexible distal shaft and a distal tip. The distal tip includes an electrode for delivering energy to puncture a tissue. In some embodiments, the distal shaft comprises a superelastic material. In other embodiments, the distal shaft is comprised of both a superelastic material and a non-superelastic material.
