Visual puncture sheath capable of being assembled and disassembled in combined mode

• Main Author: WANG CHANGSHEN
• Format: Patent
• Language: Chinese; English
• Published: 11.03.2022
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The visual puncture sheath capable of being assembled and disassembled in the combined mode comprises a hollow sheath tube and is characterized by further comprising a puncture needle head, a visual assembly and a connecting cable, and the puncture needle head is detachably fixed to the tail end of the sheath tube; the visual assembly is fixed in the puncture needle head; one end of the connecting cable is electrically connected with the visual assembly, and the other end of the connecting cable penetrates through the sheathing canal. During puncture, the puncture needle head is connected with the sheath tube, and the visual assembly can observe the environment at the front end of the puncture sheath, so that the puncture is safer; after puncture is completed, the puncture sheath is pulled out, the puncture needle head is detached, and the sheath tube serves as a guide sheath to establish a channel at the puncture position. Compared with an original structure that a puncture sheath is arranged outside a sheat