Patent · US Expired

Methods and apparatus for cooling surfaces

US6387090B1 · kind B1 · utility

11Cited by
9References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 29, 2000
Grant dateMay 14, 2002
Priority date
Expiry dateFeb 29, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S128/27
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

In methods and apparatus for cooling surfaces, a pressurized liquid refrigerant is dispensed through a shaped member composed of an open celled foam. The method is particularly useful for localized freezing of a wart or other growth prior to its removal from skin of a human being or another animal.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.