A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
257/21, 119/75,
A61M 15/00 (2006.01)
Patent
CA 1216490
A b s t r a c t The invention relates to a device for improving the well- -being and the physical working ability of an animal, including a human being, by recovering energy from the ex- piration gas and/or adjusting the temperature of the in- spiration gas when the gas temperature deviates from the body temperature, the device including means which opera- tes in accordance with heat-exchanging principles. The novelty of the device lies in the fact that it is intended to be placed, completely or partially, into the oral cavity of the user, and to be held in position, either directly or indirectly, by the muscles associated with the oral cavity.
441624
Fetherstonhaugh & Co.
Lindholm Nore
LandOfFree
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