Surgical instrument and process

作者: George C. Baumgartner

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摘要: An apparatus and method is disclosed for enabling the extraction of a biopsy sample from prostate through urinary tract performing medical treatment in area. The includes an outer sheath removable obturator portion which located within during insertion into tract. Once has been inserted, sampling substituted to enable sample. configuration cooperates with adjacent tubes retained harpoon-shaped needle movable one tubes. harpoon tube provide cutting retention by movement shaft external portion. other enables light conducting pipe lens structure view area taken. In use, modified cystoscope employed obtain first urethral orifice penis urethra until end prostate. inserted taken piercing removal same can alternatively be used sheath.

参考文章(13)
Robert E Rheinfrank, Fine needle aspiration biopsy of prostate ,(1968)
Khosrow Jamshidi, Muscle biopsy needle ,(1974)
John M Fiore, Improved speculum barrel member ,(1973)
Gabor Zellerman, Miklos I. Vilaghy, Bone biopsy instrument kit ,(1973)
Walter P. Scott, Medical implantation device ,(1980)
Bernard J Haverback, Michael Bass, Richard M Dwyer, Fiber optic laser light delivery system ,(1974)