Patent · US Expired

Device for shielding human skin from ambient light to facilitate tests performed thereon

US4450845A · kind A · utility

21Cited by
5References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 22, 1982
Grant dateMay 29, 1984
Priority date
Expiry dateFeb 22, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B5/441
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A device for shielding a portion of human skin to facilitate the performance of tests on the skin. The device includes a first layer adapted to be secured to the skin to be tested with an opening to permit selective access by a testing instrument. A second layer is positioned above the first layer in a manner permitting selective removal of at least a portion of the second layer to permit access to the skin through the opening in the first layer.

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