Cleared Traditional

K990507 - ACID CONCENTRATE AND POWDER

K990507 is an FDA 510(k) clearance for ACID CONCENTRATE AND POWDER, manufactured by Althin Biopharm, Inc.. The device is a Class 2 Gastroenterology & Urology device with product code KPO cleared through the Traditional 510(k) pathway after a 78-day FDA review.

K990507 · Althin Biopharm, Inc. · Gastroenterology & Urology device
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May 1999
Decision
78d
Days
Class 2
Risk

K990507 is an FDA 510(k) clearance for the ACID CONCENTRATE AND POWDER, ACETATE CONCENTRATE LIQUID AND POWDER, AND BICAR.... Classified as Dialysate Concentrate For Hemodialysis (liquid Or Powder) (product code KPO), Class II - Special Controls.

Submitted by Althin Biopharm, Inc. (Laval, Quebec, CA). The FDA issued a Cleared decision on May 7, 1999 after a review of 78 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5820 - the FDA gastroenterology and urology device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Althin Biopharm, Inc. devices

FDA 510(k) Submission Details - K990507

510(k) Number K990507 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 18, 1999
Decision Date May 07, 1999
Days to Decision 78 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
52d faster than avg
Panel avg: 130d · This submission: 78d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

KPO Device Classification - Class 2, Special Controls

Product Code KPO Dialysate Concentrate For Hemodialysis (liquid Or Powder)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.5820
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Gastroenterology & Urology devices follow this clearance model.

Regulatory Peers - KPO Dialysate Concentrate For Hemodialysis (liquid Or Powder)

All 53
Devices cleared under the same product code (KPO) and FDA review panel - the closest regulatory comparables to K990507.
NXSTAGE PUREFLOW SOLUTION
K033386 · Nxstage Medical, Inc. · Nov 2003
NXSTAGE PREMIXED DIALYSATE
K022913 · Nxstage Medical, Inc. · Oct 2002
NXSTAGE DIALYSATE CONCENTRATE, MODEL RFC-100
K013655 · Nxstage Medical, Inc. · Feb 2002
FRESENIUS DIALYSATE ACID CONCENTRATE
K922088 · Fresenius USA, Inc. · Oct 1994
HEMODIALYSIS BATH
K922990 · Medi-Tech, Inc. · Sep 1994
GRANULYTE DIALYSATE CONCENTRATE
K922005 · Fresenius USA, Inc. · Mar 1994