Cleared Traditional

K233040 - EMS/TENS Massager Device (FDA 510(k) Clearance)

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

K233040 · Shenzhen Imdk Medical Technology Co., Ltd. · Physical Medicine device
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Feb 2024
Decision
140d
Days
Class 2
Risk

K233040 is an FDA 510(k) clearance for the EMS/TENS Massager Device. Classified as Stimulator, Nerve, Transcutaneous, Over-the-counter (product code NUH), Class II - Special Controls.

Submitted by Shenzhen Imdk Medical Technology Co., Ltd. (Shenzhen, CN). The FDA issued a Cleared decision on February 12, 2024 after a review of 140 days - within the typical 510(k) review window.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 882.5890 - the FDA physical medicine 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Physical Medicine review framework, consistent with the majority of Class II 510(k) submissions.

View all Shenzhen Imdk Medical Technology Co., Ltd. devices

Submission Details

510(k) Number K233040 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 25, 2023
Decision Date February 12, 2024
Days to Decision 140 days
Submission Type Traditional
Review Panel Physical Medicine (PM)
Summary Statement
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
25d slower than avg
Panel avg: 115d · This submission: 140d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code NUH Stimulator, Nerve, Transcutaneous, Over-the-counter
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.5890
Definition Temporary Relief Of Pain Due To Sore/aching Muscles
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 Consultant

Shanghai Truthful Information Technology Co., Ltd.
Boyle Wang

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

Regulatory Peers - NUH Stimulator, Nerve, Transcutaneous, Over-the-counter

All 226
Devices cleared under the same product code (NUH) and FDA review panel - the closest regulatory comparables to K233040.
TENS/EMS device (GUSE01)
K253896 · Globalcare Medical Technology Co., Ltd. · Mar 2026
TENS AND EMS (TENS and Muscle Stimulator) (JT1065, JT1080, JT2080, JT9034)
K253305 · Shenzhen Jiantuo Electronics Co., Ltd. · Dec 2025
VEINOPLUS Back
K251958 · Dynapulse Medical · Dec 2025
TENS&EMS (HZ9151B, HZ9151C, HZ9151D)
K253740 · Hong Qiangxing (Shenzhen) Electronics Limited · Dec 2025
Transcutaneous Electrical Nerve Stimulator (RJTENS-2)
K252688 · Bozhou Rongjian Medical Appliance Co., Ltd. · Nov 2025
Li-Battery Powered OTC TENS/EMS Combination Stimulator, Model Z4
K251856 · Everyway Medical Instruments Co.,Ltd · Nov 2025