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Heater for physiological solutions effective at both low and high flow rates

  • US 5,417,274 A
  • Filed: 03/12/1993
  • Issued: 05/23/1995
  • Est. Priority Date: 03/12/1993
  • Status: Expired due to Term
First Claim
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1. A method for heating a solution and maintaining the temperature of said solution comprising supplying said solution to the first heat exchange portion of a heat exchange apparatus having first and second heat exchange portions for heating said solution to a desired temperature and at a first rate of heating, supplying said solution to said second heat exchange portion for maintaining said solution at said desired temperature, providing one of said first and second heat exchange portions with a warming fluid for thermal contact with said solution to be heated, providing the other of said first and second heat exchange portions with said warming fluid that has passed at least partially through said one of said first and second heat exchange portions for thermal contact with said solution to be heated and returning said warming fluid from said other heat exchange portion to said one of said heat exchange portions.

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