Traction instrument, and traction method and suturing method of suture line

• Main Authors: KAJI KUNIHIDE, TONOMURA MASATOSHI, HAYASHI YUTA
• Format: Patent
• Language: Chinese; English
• Published: 21.04.2023
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

A traction device pulls a suture under a soft endoscope, the traction device comprising: a shaft; a first holding part provided at the tip of the shaft and capable of holding the suture thread or a suture needle attached to the suture thread; and a second holding part that is provided closer to the base end side of the shaft than the first holding part and that hooks the suture line, the second holding part being expandable in the radial direction of the shaft. 牵引器具在软性内窥镜下牵引缝合线，其中，该牵引器具包括：轴；第一保持部，其设于所述轴的前端，能够保持所述缝合线或安装于所述缝合线的缝合针；以及第二保持部，其设于比所述第一保持部靠所述轴的基端侧的位置，用于勾挂所述缝合线，所述第二保持部能够沿所述轴的径向扩张。