Description:
Reusable pleural biopsy punch with obdurator
Reusable pleural biopsy punch with obdurator. This punch hasthree parts. The outer part has a short trocar point, with anaperture at the side just behind the point. The mount for this parthas a small knob fitted to indicate the position of the aperture.There is a helical groove in the mount.
The inner part has a close fitting, sharp edged punch at thedistal end. A pin on the mount engages with the groove on the outerpart. A spring on the outer mount engages with this pin to latchthe punch at either end of its travel.
A blunt obdurator is supplied to eject the biopsy after thepunch has been withdrawn from the trocar. The punch and trocar arematched parts and the hexagonal mounts are marked as pairs.Rotating the inner punch causes it to advance as it turns. Thiscreates a cutting action at the tip of the punch.
