Urinary system calculus discharge promoting device and calculus extractor

• Main Authors: WEI WURAN, LI LI, FAN YUXI, SHI XU, ZHAO QIJUN, PAN FAN
• Format: Patent
• Language: Chinese; English
• Published: 07.06.2024
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The invention discloses a urinary system calculus discharge promoting device and a calculus extractor, and belongs to the technical field of medical instruments.The urinary system calculus discharge promoting device comprises a guide wire, the front end of the guide wire is provided with an air bag and a mesh basket wire, and the air bag is located in front of the mesh basket wire in the length direction of the guide wire; an air guide hole is formed in the guide wire, is provided with an air inlet hole formed in the rear end of the guide wire, and is provided with an air outlet hole communicated with the inner side of the air bag; the mesh basket wires are arranged at intervals in the circumferential direction of the guide wire, the front ends of the mesh basket wires are fixed to the fixing ring, the rear ends of the mesh basket wires are fixed to the sliding ring, the fixing ring is fixed to the guide wire, and the sliding ring is arranged on the guide wire in a sleeving mode and can slide in the length di