510(K) CLEARANCES 84 ▲14RECALLS POSTED 39 ▲27CLASS I 6 ▲2PMA DECISIONS 47 ▲11WEEK ENDING / FDA DATA AS OF
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K902764Substantially Equivalent

Emerson 33-an Negative Pressure Respirator Alarm

J. H. Emerson Co., Cambridge MA / Traditional, Substantially Equivalent
FDA source (opens on fda.gov)

K902764 is the FDA 510(k) clearance record for EMERSON 33-AN NEGATIVE PRESSURE RESPIRATOR ALARM, a class II device, cleared for J. H. Emerson Co. on under FDA product code BYT (Ventilator, External Body, Negative Pressure, Adult (Cuirass)). FDA records list 25 510(k) clearances for J. H. Emerson Co., from to . As of , FDA records show no recalls naming K902764.

Clearance record

Decision date
Received
(147 days to decision)
Product code
BYT Ventilator, External Body, Negative Pressure, Adult (Cuirass)
Regulation
21 CFR 868.5935
Device class
Class II
Review panel
Anesthesiology
Applicant
J. H. Emerson Co. 22 Cottage Park Ave., Cambridge MA
Third party review
No

Clearances, product code BYT

Trailing 12 months

FDA records hold no clearances under product code BYT in the trailing twelve months.

FDA records show no clearances under product code BYT in the twelve months to October 2026.
Show the numbers
Monthly 510(k) clearances under FDA product code BYT, trailing twelve months
MonthClearances
November 20250
December 20250
January 20260
February 20260
March 20260
April 20260
May 20260
June 20260
July 20260
August 20260
September 20260
October 20260