US 12,262,907 B2
Organ sucking and grasping tool
Toshihiko Sato, Kyoto (JP); Yusuke Muranishi, Kyoto (JP); and Akihiro Asai, Kanagawa (JP)
Assigned to KYOTO UNIVERSITY, Kyoto (JP); and FUJI SYSTEMS CORPORATION, Tokyo (JP)
Appl. No. 17/611,254
Filed by KYOTO UNIVERSITY, Kyoto (JP); and FUJI SYSTEMS CORPORATION, Tokyo (JP)
PCT Filed Apr. 23, 2020, PCT No. PCT/JP2020/017484
§ 371(c)(1), (2) Date Nov. 15, 2021,
PCT Pub. No. WO2020/230575, PCT Pub. Date Nov. 19, 2020.
Claims priority of application No. 2019-092810 (JP), filed on May 16, 2019.
Prior Publication US 2022/0226011 A1, Jul. 21, 2022
Int. Cl. B25J 15/06 (2006.01); A61B 17/30 (2006.01)
CPC A61B 17/30 (2013.01) [B25J 15/0683 (2013.01); A61B 2017/306 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An organ sucking and grasping tool comprising:
a suction tube body having a front end portion;
a plurality of suction cups for organ suction, each of the suction cups having an open end portion and being provided at a front end portion of the suction tube body, the organ sucking and grasping tool being configured to sucking, elevate and grasp a soft surface of an organ over a specific area using suction force generated by the plurality of suction cups;
a ring-shaped holder made of silicone rubber or soft resin is provided at the front end portion of the suction tube body, the holder comprising:
a center boss;
a plurality of suction cup attachments jutting out in a radial direction from the center boss; and
a ring fixed in such a manner as to connect respective tip portions of the suction cup attachments, wherein a metallic wire is buried in the ring;
wherein each of the suction cup attachments includes at least one attachment hole, and an end portion of each suction cup opposite the open end portion is secured in said attachment hole to hold the suction cup in place; and
wherein an annular flange is inwardly bent from an edge of the open end portion of each suction cup, the annular flange being configured to follow a deformation of the surface of the organ and to suppress the deformation of the organ.