Vascular sheath

• Main Authors: WEN XIAODAN, YANG XUEPING, WANG RUI, MO YUJING, LIANG YINGCONG, LIU YUANHUI, XUE LING, CHEN SHAOHUI
• Format: Patent
• Language: Chinese; English
• Published: 19.05.2023
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The utility model relates to the technical field of medical instruments, and discloses a blood vessel sheath. Comprising a hemostasis valve, a locking device, a sheathing canal, an expansion tube, a side arm connecting tube and a three-way valve, the locking device comprises an inner ring, an outer ring and a locking piece assembly rotationally connected between the inner ring and the outer ring in an abutting mode, the inner ring is connected with the tail end of the hemostasis valve, the outer ring and the inner ring are concentrically arranged, and the outer ring can rotate in the circumferential direction relative to the inner ring and drive the locking piece assembly to be closed or opened. The relative position of the inner core and the hemostasis valve can be effectively locked, relative displacement of the inner core and the hemostasis valve is avoided in the turning process of a patient, and the life safety of the patient is effectively guaranteed. 本实用新型涉及医疗器械技术领域，公开了一种血管鞘。包括：止血阀、锁紧装置、鞘管、扩张管、侧臂连接管和三通