Title 21: Food and Drugs
« Home / Title 21 - Food and Drugs--Volume 8 / CHAPTER I - FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) / SUBCHAPTER H - MEDICAL DEVICES
/ PART 880 - GENERAL HOSPITAL AND PERSONAL USE DEVICES
/ Subpart G - General Hospital and Personal Use Miscellaneous Devices / § 880.6970 Liquid crystal vein locator.
§ 880.6970 Liquid crystal vein locator.
(a) Identification. A liquid crystal vein locator is a device used to indicate the location of a vein by revealing variations in the surface temperature of the skin by displaying the color changes of heat sensitive liquid crystals (cholesteric esters).
(b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter, subject to the limitations in § 880.9.