US 11,832,842 B2
Coronary artery bypass surgery treatment tool, treatment tool part, medical connector, and medical device
Hirokuni Arai, Tokyo (JP); Toshifumi Sakate, Akita (JP); Akira Kawamata, Akita (JP); and Shinetsu Harata, Akita (JP)
Assigned to SUMITOMO BAKELITE CO., LTD., Shinagawa-ku (JP); and NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY, Bunkyo-ku (JP)
Appl. No. 16/614,970
Filed by SUMITOMO BAKELITE CO., LTD., Shinagawa-ku (JP); and NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY, Bunkyo-ku (JP)
PCT Filed May 16, 2018, PCT No. PCT/JP2018/018860
§ 371(c)(1), (2) Date Nov. 19, 2019,
PCT Pub. No. WO2018/216560, PCT Pub. Date Nov. 29, 2018.
Claims priority of application No. 2017-102142 (JP), filed on May 23, 2017; and application No. 2017-102143 (JP), filed on May 23, 2017.
Prior Publication US 2020/0197037 A1, Jun. 25, 2020
Int. Cl. A61B 17/30 (2006.01); A61M 39/10 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/30 (2013.01) [A61M 39/10 (2013.01); A61B 2017/00477 (2013.01); A61B 2017/308 (2013.01); A61B 2217/005 (2013.01); A61M 2039/1038 (2013.01); A61M 2210/125 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A coronary artery bypass surgery treatment tool, comprising:
a flexible tube;
a joint portion having a suction path;
a suction cup positioned at a distal end of the flexible tube and having an opening portion configured to communicate with the flexible tube;
a male connector positioned in a distal end of the suction path of the joint portion;
a female connector positioned in a proximal end of the flexible tube and detachably connected to the male connector;
a linear body having one end side such that the one end side of the linear body is fixed to one of the suction cup and the distal end of the flexible tube; and
a linear body-side connector having a connection portion on one end side thereof and a tapered protrusion portion on the other end side thereof such that the linear body-side connector is positioned on the other end side of the linear body and configured to be detachably connected to the female connector.