作者: Heiko Kromer , Niels A. Abt , Hans Jürg Wehrli
DOI:
关键词: Cannula 、 Materials science 、 Anatomy 、 Medical instruments
摘要: The present disclosure describes numerous example medical instruments that include an elongated portion having a proximal end and distal end, passage defined therethrough soft tip coupled to the of portion. may be formed from material. In some instances, material have hardness less than forming also substantially equivalent size as at engagement site surface area greater cross-sectional