Transcutaneous telemetry of cerebrospinal fluid shunt...

Transmyocardial implant with flow reduction

Transmyocardial implant with forward flow bias

Ureteral catheter

Valve assembly and device for relieving synovial fluid pressure

Valve for the treatment of hydrocephalus

Valve for the treatment of hydrocephalus

Valved apical conduit with trocar for beating-heart...

Valved canalicular plug for lacrimal duct occlusion

Variable anti-siphon valve apparatus and method

Ventricular amniotic shunt and introducer system

Ventricular by-pass valve for draining the cephalorachidian liqu

Ventricular catheter

Ventricular right angle connector and system

Waveform sensing and regulating fluid flow valve

Wireless pressure setting indicator