DEVICE FOR BIOPSY AND TREATMENT OF BREAST TUMORS

摘要

A device for diagnosis and treatment of tumors and lesions within the body. A cannula (5) adapted to apply suction through the lumen (22) of the catheter to the tumor or lesion is described. The lumen (22) has a self sealing valve (1 2) through which a cryoprobe (27) is inserted while the suction is being applie d. The cryoprobe (27) is then inserted into the lesion, and operated to ablate the lesion.