Indirectly cooled cryotherapy apparatus and method
US10905584B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2017 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | Aug 9, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2007/0096
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A cryotherapy apparatus including a heat exchanger, a cryotherapy chamber, cryogenic nitrogen supply and exhaust conduits to and from the heat exchanger, an air return conduit to flow warmed air from the cryotherapy chamber to the heat exchanger, an air supply conduit to flow chilled air from the heat exchanger to the cryotherapy chamber, a variable speed fan to cause flow of air through a loop including the air supply and return conduits, the heat exchanger, and the cryotherapy chamber, and a controller programmed to control the flow rate of air by regulating the speed of the variable speed fan according to a treatment protocol; and a method of delivering cryotherapy according to a customized treatment protocol taking into account one or more of: a patient's treatment goals, a customization factor, a personalization factor, and an adaptation factor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.