Heyer-Pudenz valve

[hāər-pyōōdĕnz′]
n.
  1. A valve used in the shunting procedure to relieve hydrocephaly, in which a ventricular catheter leads the cerebrospinal fluid into a pump through which the fluid passes down a distal catheter into the right atrium of the heart.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.