A biopsy forceps instrument is provided having a proximal actuation handle, a flexible multi-lumen tubular member, at least one control member extending through a lumen, an irrigation means, an aspiration means, and a distal assembly. The proximal actuation handle includes a shaft and a spool slidably...http://www.google.es/patents/US5897507?utm_source=gb-gplus-sharePatente US5897507 - Biopsy forceps instrument having irrigation and aspiration capabilities
Biopsy forceps instrument having irrigation and aspiration capabilities
