公开(公告)号：US20220071609A1

公开(公告)日：2022-03-10

申请号：US17526650

申请日：2021-11-15

Applicant: OLYMPUS CORPORATION

Inventor： Miho TSUBOTA ,  Hirofumi ETO ,  Shuntaro HATTORI ,  Hiroyuki MORISHITA

IPC: A61B10/04 ,  A61B10/02

Abstract: An endoscope puncture needle including a tubular portion that includes first and second needle tip portions at a distal end thereof. The first needle tip portion includes a first needle tip at a distal end, and first and second blade surfaces extending towards the first needle tip. The second needle tip portion includes a second needle tip at a distal end, and third and fourth blade surfaces extending towards the second needle tip. The first blade surface and the third blade surface face in directions approaching each other, and the second blade surface and the fourth blade surface face in directions approaching each other.