国产精品∧Ⅴ在线观看_日韩成人影院是一个直播平台_午夜福利在线观看网址免费版_最近的免费中文字幕视频_国内偷拍经典精品_a级卡电影日本护士视频_亚洲午夜国内自产拍在线观看_ccav成人污污免费下载_日韩亚洲欧美中文在线网_成人A∨电影天堂

產品特點

◆ Minimally invasive channel system: lateral and cephalad/caudadexpanding function and channel equipped with light source system can be used to establish unisegmentaland multisegmental channels
◆ Minimally invasive screw-rod system: realize vertebral de-rotation, unisegmental lifting and repositioning, and multisegmental pressurized expanding with minimally invasive technique

適應癥

◆ This system is mostly suitable for stabilization surgery for thoracic vertebra and abdominal vertebratrauma, degeneration, deformity, tumor, tuberculosis, etc

禁忌癥

◆ Active general infection, gestation, anabolic disorder, and severe osteoporosis
◆ Local infection at implant site
◆ Generalizedmetastatic tumor, resulting in osteolytic defect of adjacent vertebral body
◆ Drug abuse, mental disease, general neurological disease, and immune suppressiondisorder
◆ Allergy to metals
◆ Patients are unwilling to restrict activity or disobey medical advice