Illustrative and descriptive catalogue of aseptic surgical supplies.

  • Kny-Scheerer Company.
Date:
1908
Catalogue details

Licence: In copyright

Credit: Illustrative and descriptive catalogue of aseptic surgical supplies. Source: Wellcome Collection.

    176/332 (page 172)
    Till' Kny-Sciif.ericr Company, Np:\v York. to bear much higher temperatures; is far less depressing than moist air. There is no danger of heat stroke, as the sweat glands are stimulated to activity. It stimulates the cutaneous nerves and circulation, gives better results in the absorption of abnormal deposits or infil- trations, in relieving pain and congestions of internal organs. Dry-Hot-Air can only be obtained by Continuous Circulation. The constant circulation of the heated air carries ofl ihe moisture that evaporates from the surface of the patient’s body, preventing scalds which would result if the moisture was left to accumulate in the chamber at a temperature above that of boiling water (212 F.) A Very Poor Conductor. Air is a very poor conductor of heat. Water is heated by convection, metals by con- duction. but circulation is necessary to heat air. BODY HACHINE. Q' 2980 End view through apparatu.s. Control of Circulation. The air used for treatment is taken into the apparatus through openings provided and released between the inner and intermediate cylinders, where it being heated, expands. Note label which