Cleared Special

MODIFICATION TO: WINNER CM-2 MUSCLE STIMULATOR, TENS, THERAPEUTIC ULTRASOUND AND COMBINATION DEVICE (K013771) - FDA 510(k) Clearance

Class II Physical Medicine device cleared through the Special 510(k) pathway - typically does not require clinical trials.

K013771 · Rich-Mar Corp. · Physical Medicine device
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Jan 2002
Decision
66d
Days
Class 2
Risk

K013771 is an FDA 510(k) clearance for the MODIFICATION TO: WINNER CM-2 MUSCLE STIMULATOR, TENS, THERAPEUTIC ULTRASOUND .... Classified as Stimulator, Muscle, Powered (product code IPF), Class II - Special Controls.

Submitted by Rich-Mar Corp. (Inola, US). The FDA issued a Cleared decision on January 18, 2002 after a review of 66 days - a notably fast clearance cycle.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.5850 - the FDA physical medicine device framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all Rich-Mar Corp. devices

Submission Details

510(k) Number K013771 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 13, 2001
Decision Date January 18, 2002
Days to Decision 66 days
Submission Type Special
Review Panel Physical Medicine (PM)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
49d faster than avg
Panel avg: 115d · This submission: 66d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code IPF Stimulator, Muscle, Powered
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.5850
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 Physical Medicine devices follow this clearance model.

Regulatory Peers - IPF Stimulator, Muscle, Powered

All 73
Devices cleared under the same product code (IPF) and FDA review panel - the closest regulatory comparables to K013771.
geko T-2 and geko Plus R-2
K180082 · Firstkind, Ltd. · Feb 2018
Combo Stimulator MT9000, Combo Stimulator LT7102, TENS Stimulator InTENSity 10
K171978 · Shenzhen Dongdixin Technology Co., Ltd. · Oct 2017
HPM-6000
K160992 · BTL Industries, Inc. · Oct 2016
SMITH & NEPHEW RESTIM
K003596 · Smith & Nephew, Inc. · Jun 2001
MUSCLEMAX ELECTRICAL MUSCLE STIMULATOR
K941049 · Smith & Nephew, Inc. · May 1994
MEDTRONIC RESPOND III NEUROMUSCULAR STIMULATOR
K920436 · Medtronic Vascular · May 1992