Paracentesis needle holder

摘要

A paracentesis needle holder attachable to an ultrasonic probe is provided. The holder includes a needle guide, an adjustment mechanism, and an open/close mechanism. The needle guide includes a first base and a second base and is configured to guide a needle in a plurality of directions between the first and second bases. The adjustment mechanism is provided at the needle guide and configured to adjust spacing between the first base and the second base in accordance with a diameter of the needle. The open/close mechanism is coupled with the needle guide and configured to close the first and second bases so that the needle is guided in one of the directions and to open the first and second bases so that the needle becomes releasable from the holder.