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US08979888B2 Paranasal ostium finder devices and methods 有权
鼻旁检查仪器和方法

Paranasal ostium finder devices and methods
摘要:
Devices and methods for locating sinus ostia and positioning a guide wire within the sinus ostia. The subject devices include a shaft having a distal end, a proximal end, a curved region located between the distal and proximal ends, and an interior channel, an extensible and retractable guide wire movably mounted within the interior channel and a probe tip joined to the guide wire. Certain devices further include expandable portions for engaging and treating body anatomy.
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