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Federal regulations · Through 2026-08-25 · Newer source version available

21 CFR 862.1455: Lecithin/sphingomyelin ratio in amniotic fluid test system.

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Where this section sits in the code
  1. Title 21—Food and Drugs
  2. CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES
  3. SUBCHAPTER H—MEDICAL DEVICES
  4. PART 862—CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES
  5. Subpart B—Clinical Chemistry Test Systems

(a) Identification. A lecithin/sphingomyelin ratio in amniotic fluid test system is a device intended to measure the lecithin/sphingomyelin ratio in amniotic fluid. Lecithin and sphingomyelin are phospholipids (fats or fat-like substances containing phosphorus). Measurements of the lecithin/sphingomyelin ratio in amniotic fluid are used in evaluating fetal maturity.

(b) Classification. Class II.

Collected 2026-08-27T02:24:47Z. Source file · JSON

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