分流系统codman.ppt

文档介绍：Codman Valves for HydrocephalusThe Hakim Valve mechanismTechnology developed to provide long-term accuracy and reliability in valve Valve最初的阀门Long valve sometimes a “pain in the neck”MicroValve显微阀门MicroValve + RickhamHakim shunt housing developmentHakim ValvesHakim ValveIs available as?Valve only单一阀门?System (with separate catheters) 系统(带单独的导管)?Unitised system合成系统–Valve with pre-attached distal catheter and separate ventricular catheter带预置装置的远端导管与阀门,以及独立的脑室导管Hakim Valve?Lets talk about the valve mechanism让我们讨论阀门机械装置