Spine and cervical vertebra anterior 3D printing bionic bone trabecula structure cervical vertebra fusion device

• Main Authors: WANG WEIZHOU, WANG YANGHAO, HE FEI, ZHONG ZONGYU, TANG ZHIHONG, DUAN HAO
• Format: Patent
• Language: Chinese; English
• Published: 10.12.2021
• 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 utility model relates to the technical field of surgical 3D printing bionics, in particular to a spine and cervical vertebra anterior 3D printing bionic bone trabecula structure cervical vertebra fusion device which comprises a connecting ring, lantern rings are arranged at the two ends of the connecting ring in a sleeved mode, and one end of each lantern ring is fixedly connected with a fixing sleeve. A plurality of circular holes are formed in the side faces of the two fixing sleeves, an abutting rod is placed in each circular hole, rotating rings are connected to the two lantern rings in a threaded mode, and extrusion sleeves are fixedly connected to one ends of the rotating rings. According to the device, the two spine bone ends are placed in the fixing sleeves at the two ends, the spine bone is prevented from being separated from the fixing sleeves, the device is limited to stretch and retract for supporting, the abutting rods move inwards and abut against the spine bone ends, the two ends of the dev