Accurate-positioning far and near-end back release film-coated support conveying system and method

• Main Authors: ZHANG BAOXIANG, YU XUEBAO, SHANG ZAIYAN, CUI YUE, LI JUNTAO, LIAO ZAN, WANG XINGQUAN
• Format: Patent
• Language: Chinese; English
• Published: 26.04.2017
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PROSTHESES; TREATMENT OR PROTECTION OF EYES OR EARS

The invention discloses an accurate-positioning far and near-end back release film-coated support conveying system and method. The system comprises an outer sheath catheter, a middle tube, a core tube, a near-end release device, a far-end release device and a control release device, wherein a middle cavity of the middle tube is used for the core tube to pass through, cavities at two sides are respectively used for a rear-end release drawing wire and a far-end release drawing wire to pass through; the outer sheath catheter sleeves the middle pipe and can slide along the middle pipe, and the tail end of the outer sheath catheter is provided with a first handle; the near and far-end release devices with the near and far-end release drawing wires are used for respective connection with the near end and the far end of a film-coated support when the film-coated support is installed; and the control release device controls the release sequences of the near and far-end release devices through effects applied to the n