Engraving depicting Pulvermacher's chain: the patient would hold the handles of the zinc/copper/zinc chain, each link of which was wound round wood. The chain was plunged in vinegar which the wood absorbed: chemical action caused a current and the circuit was completed by the body. Dated 19th century.

px px dpi = cm x cm = MB
Details

Creative#:

TOP21947616

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

No

Property Release:

No

Right to Privacy:

No

Same folder images:

Same folder images