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(chǎn)品特點

◆ Diverse designs of titanium plate in conformity with biomechanical strength
◆ Titanium-plate vertebral plate frame and kickstand makes fixation steadier and more reliable

◆ Three types of crews to choose from: self-tapping screw, self-drilling screw and revision screw

◆ Low-profile design and only 0.6mm of plate thickness reduces stimulation to surrounding tissues 
◆ Pure titanium material of strong plasticity satisfy the needs of different clinical cases

適應癥

This system is mostly suitable for patients with cervical spondylotic myelopathy due to cervical spinal canal stenosis caused by multiple segmental congenitalcervicalspinal canal stenosis, degeneration of cervical vertebra or ossification of posterior longitudinal ligament, and protrusive or neutral position of cervical lordosis, requiringstretching and shaping of posterior cervical vertebral canal.

禁忌癥

◆ Active general infection, gestation, anabolic disorder, and severe osteoporosis

◆ Local infection at implant site

◆ Absence of anterior support due to tumor, trauma or infection 
◆ Drug abuse, mental disease, general neurological disease, and immune suppression disorder

◆ Allergy to metals

◆ Patients are unwilling to restrict activity or disobey medical advice