Patent ID: 6702760
Filing Date: 2004-03-09
Classification: A61B

Abstract:
A syringe unit for obtaining a biopsy, said syringe unit comprising:a hollow needle; a needle sheath, said needle sheath having a diameter greater than said hollow needle and being positioned relative to hollow needle to form a hollow channel there-between; an outer casing, a middle coagulant cylinder and an inner coagulant cylinder, a coagulant chamber, said coagulant chamber being within said outer casing and being in fluid communication with said needle sheath, a coagulant plunger, said coagulant plunger being movable within said middle coagulant cylinder, a biopsy plunger, said biopsy plunger being movable within said coagulant plunger; a biopsy chamber, said biopsy chamber being in fluid communication with said hollow needle; wherein said biopsy is pulled into said hollow needle and a coagulant is dispelled through said needle sheath.