510(K) CLEARANCES 84 ▲14RECALLS POSTED 39 ▲27CLASS I 6 ▲2PMA DECISIONS 47 ▲11WEEK ENDING / FDA DATA AS OF
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K931855Substantially Equivalent

Lightwriter

Zygo Corp., Portland OR / Traditional, Substantially Equivalent
FDA source (opens on fda.gov)

K931855 is the FDA 510(k) clearance record for LIGHTWRITER, a class II device, cleared for Zygo Corp. on under FDA product code ILQ (System, Communication, Powered). FDA records list one 510(k) clearance for Zygo Corp. As of , FDA records show no recalls naming K931855.

Clearance record

Decision date
Received
(392 days to decision)
Product code
ILQ System, Communication, Powered
Regulation
21 CFR 890.3710
Device class
Class II
Review panel
Physical Medicine
Applicant
Zygo Corp. 16260 SW Upper Boones Ferry Rd., Portland OR
510(k) summary
Summary
Third party review
No

Clearances, product code ILQ

Trailing 12 months

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

FDA records show no clearances under product code ILQ in the twelve months to October 2026.
Show the numbers
Monthly 510(k) clearances under FDA product code ILQ, 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