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SAMPLING NEEDLE
专利权人:
VITROLIFE SWEDEN AB
发明人:
Urban Hagby
申请号:
US15884776
公开号:
US20180146986A1
申请日:
2018.01.31
申请国别(地区):
US
年份:
2018
代理人:
摘要:
An oocyte retrieval needle is provided. The needle comprises a first tubular region in fluid communication with a second tubular region. The first tubular region comprises a sharp point leading end configured for insertion into a subject. The second tubular region comprises an open trailing end. The leading and trailing ends form respective opposite ends of the needle. Internal passages of the first and second tubular regions form a continuous open passage extending from the leading end to the trailing end. The first tubular region has an outer diameter which is less than an outer diameter of the second tubular region and the internal passage of the first tubular region has an inner, luminal diameter which is less than an inner diameter of the internal passage of the second tubular region. The oocyte retrieval needle is a double lumen needle.
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