ENDOSCOPIC BIOPSY INSTRUMENT, ENDOSCOPE, AND METHOD FOR TAKING A BIOPSY SAMPLE

摘要

An endoscopic biopsy instrument (1) is disclosed comprising a guide wire(2) arranged in a sheath (3), a drill device (5) arranged at a first end (4)of said guide wire(2), and an actuator (11) for actuating said drill device (5), said actuatorbeing arranged at asecond end (10) of said guide wire (2). The drill device (5) comprises anouter tube (6) andan inner cutting device (7). The inner cutting device (7) is slidable androtatable inside saidouter tube (6). The inner cutting device (7) has a helical cutting edge (8).An endoscopecomprising such an endoscopic instrument (1) is also disclosed, as well as amethod fortaking a biopsy sample from a tissue of a subject.