FLUID FLOW CONTROL DEVICES, ROTORS AND MAGNETS WITH INCREASED RESISTANCE TO INADVERTENT SETTING CHANGE AND IMPROVED ACCESSORY TOOL COUPLING

摘要

Implantable physiological shunt systems and related fluid flow control devices (20) and accessories for use (40, 140) therewith. Devices, systems and methods relating to implantable medical fluid flow control devices, rotors (100, 200) and magnets (120, 300, 310) with increased resistance to inadvertent setting changes. Devices, systems and methods relating implantable medical fluid flow control devices, rotors and magnets which provide improved magnetic coupling to fluid flow control device accessories such as adjustment tools.