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Class Information
Number: 392/470
Name: Electric resistance heating devices > Heating devices (class 219 subclass 200) > Continuous flow type fluid heater > Disposable cartridge, tube or bag forms heated flow path (e.g., blood bag, etc.)
Description: Subject matter wherein the flow path comprises a hollow cylinder, sack, case or shell which can be readily removed and replaced after use.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8660415 Intravenous fluid warming system Feb. 25, 2014
8620149 Fluid warming cassette and system capable of operation under negative pressure Dec. 31, 2013
8577211 Heating element assembly for electric tankless liquid heater Nov. 5, 2013
8467671 Patient infusion media warmer and method of use Jun. 18, 2013
8450666 High-efficiency water boiling device May. 28, 2013
8385731 Heat exchanger for high flow rate infusion Feb. 26, 2013
8313460 Devices, systems, and methods for warming fluids in multiple intravenous fluid containers Nov. 20, 2012
8180206 High flow rate infusion with extraction assist May. 15, 2012
8150244 Intravenous fluid warming system Apr. 3, 2012
7983540 Heat exchanger for high flow rate infusion Jul. 19, 2011
7887509 Fluid volume measurement device for medical use Feb. 15, 2011
7865072 Intravenous fluid warming system Jan. 4, 2011
7853131 Intravenous fluid warming cassette Dec. 14, 2010
7809254 Dialysis fluid heating using pressure and vacuum Oct. 5, 2010
7722839 Apparatus and method for thawing biological materials May. 25, 2010
7720362 Heat exchanger for high flow rate infusion May. 18, 2010
7715700 Method, device, and bag for warming infusion liquid May. 11, 2010
7657163 Fluid warming system and technique for using the same Feb. 2, 2010
7403704 Dual heating device and method Jul. 22, 2008
7394976 Fluid warming cassette and system capable of operation under negative pressure Jul. 1, 2008
7316666 Fluid warming cassette with rails and a stiffening member Jan. 8, 2008
7289724 Bag for heating liquids and means for heating the bag Oct. 30, 2007
7236694 Blood and biological fluid warmer Jun. 26, 2007
7164852 Fluid reservoir with integrated heater Jan. 16, 2007
7153285 Medical fluid heater using radiant energy Dec. 26, 2006
7031602 Method and apparatus for controlling temperature of infused liquids Apr. 18, 2006
7010221 Intravenous fluid warming cassette with stiffening member, fluid container and key mechanism Mar. 7, 2006
6901216 Insertable fluid warming cassette unit May. 31, 2005
6882797 Multiple plate fluid warmer unit Apr. 19, 2005
6871015 Compartmentalized dispensing device and method for dispensing a flowable product therefrom Mar. 22, 2005
6861624 Device for defrosting and/or heating up Mar. 1, 2005
6788885 System for heating instillation or transfusion liquids Sep. 7, 2004
6775473 IV fluid warming system with detection of presence and orientation of an IV fluid heat exchanger Aug. 10, 2004
6748164 Plasma thawing system Jun. 8, 2004
6662121 Thermal fluid sensor, fluid discriminating apparatus and method, flow sensor, and flow rate measuring apparatus and method Dec. 9, 2003
6629946 Continuous renal replacement therapy heat loss compensation Oct. 7, 2003
6539172 Fluid heating device and cartridge for the same Mar. 25, 2003
6535689 IV fluid warming system with detection of presence and alignment of cassette Mar. 18, 2003
6512212 Heater with removable cartridge Jan. 28, 2003
6480257 Heat exchanger useable in wearable fluid heater Nov. 12, 2002
6464666 Intravenous fluid warming cassette with stiffening member and integral handle Oct. 15, 2002
6349170 Continuous renal replacement therapy heat loss compensation Feb. 19, 2002
6336003 Max one I.V. warmer Jan. 1, 2002
6236809 Wearable intravenous fluid heater May. 22, 2001
6229957 Physiological fluid warming process and apparatus May. 8, 2001
6175688 Wearable intravenous fluid heater Jan. 16, 2001
6148147 Resin supply hose with removable core Nov. 14, 2000
6069343 Peritoneal dialysis solution warmer May. 30, 2000
6047108 Blood warming apparatus Apr. 4, 2000

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