(Zirkelstethograph nach Bert.)
Description: This device, named after Claude Bernard's successor,
Paul Bert, is a pliers- like apparatus that can be placed on both
sides of a person's breast with a clamping device. (Expanded
caption Copyright 1998, Edward J. Haupt)
(Source: Langendorff, Physiologische Graphik, p. 256.)
Source of illustration: Zimmermann, E. (1903). XVIII. Preis-
Liste über psychologische und physiologische Apparate
(p. 95). Leipzig: Eduard Zimmermann.
DESCRIPTORS:
Type: Component
Stimulus: Chest movement
System: Pulmonary
Output: Movement