Wade-Dahl-Till valve

English

Etymology

Developed in 1962 by hydraulic engineer Stanley Wade, author Roald Dahl, and neurosurgeon Kenneth Till.

Noun

Wade-Dahl-Till valve (plural Wade-Dahl-Till valves)

1. A kind of cerebral shunt using two metal discs, each in a restrictive housing at the end of a tube, opened and closed by the pressure of fluid.

Synonyms

• Wade-Dahl-Till shunt