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专利名称：Cannulation device and apparatus发明人：Amir Landesberg申请号：US09712431申请日：20001114公开号：US06673043B1公开日：20040106
专利附图：
摘要：An incision in a ventricle wall is spread without applying axial force to theventricle wall by inserting an array of pins and then spreading that array while a cannula isinserted along the track formed by the pins.
申请人：LEVRAM MEDICAL DEVICES, LTD.
代理人：Herbert Dubno
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