Devices for opening or enlarging the visual field, e.g. of a tube of the body

Full Title

Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor > Devices for opening or enlarging the visual field, e.g. of a tube of the body

Classification Context

Section:

HUMAN NECESSITIES

Class:

MEDICAL OR VETERINARY SCIENCE; HYGIENE

Subclass:

DIAGNOSIS; SURGERY; IDENTIFICATION

Related Keywords