Cleared Traditional

RTM DVT PROSOFT CUFF MODEL NUMBER PS100 (K981643) - FDA 510(k) Clearance

Class II Cardiovascular device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K981643 · R.T. Medical Services, Inc. · Cardiovascular device
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Dec 1998
Decision
220d
Days
Class 2
Risk

K981643 is an FDA 510(k) clearance for the RTM DVT PROSOFT CUFF MODEL NUMBER PS100. Classified as Sleeve, Limb, Compressible (product code JOW), Class II - Special Controls.

Submitted by R.T. Medical Services, Inc. (Akron, US). The FDA issued a Cleared decision on December 14, 1998 after a review of 220 days - an extended review cycle.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.5800 - the FDA cardiovascular device oversight framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Cardiovascular review framework, consistent with the majority of Class II 510(k) submissions.

View all R.T. Medical Services, Inc. devices

Submission Details

510(k) Number K981643 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 08, 1998
Decision Date December 14, 1998
Days to Decision 220 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
95d slower than avg
Panel avg: 125d · This submission: 220d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code JOW Sleeve, Limb, Compressible
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.5800
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 Cardiovascular devices follow this clearance model.

Regulatory Peers - JOW Sleeve, Limb, Compressible

All 86
Devices cleared under the same product code (JOW) and FDA review panel - the closest regulatory comparables to K981643.
Devon 24R Deep Vein Thrombosis (DVT) Prevention Therapy System
K173528 · Devon Medical Products (Jiangsu), Ltd. · Feb 2018
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Reprocessed Kendall SCD Express Compression Sleeves, Reprocessed Kendall SCD Comfort Compression Sleeves
K163620 · Covidien · Jan 2017
PULSATILE ANTI-EMBOLISM SYS.PUMP
K911853 · Baxter Healthcare Corp · Jul 1991
3M BRAND TOTAL LEG COMPRESSION TLC SYS.
K791894 · 3M Company · Nov 1979