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FDA 510(k)

Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.)

K-Number: K261131 · 2026-09-06

ApplicantShenzhen Osto Medical Technology Co.,Ltd
Decision Date2026-09-06
Product CodeNUH
Advisory CommitteeNE
DecisionSubstantially Equivalent

Device Summary

Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.) is the device name listed in this FDA 510(k) record. The listed applicant is Shenzhen Osto Medical Technology Co.,Ltd. It received FDA 510(k) clearance on 2026-09-06 under 510(k) number K261131. The device is classified under product code NUH. It was reviewed by the NE advisory panel. FDA Decision: Substantially Equivalent.

Frequently Asked Questions

What is the Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.)?

Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.) is a medical device that received FDA 510(k) clearance on 2026-09-06. The listed applicant is Shenzhen Osto Medical Technology Co.,Ltd. The 510(k) number is K261131.

When did Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.) receive FDA 510(k) clearance?

Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.) received FDA 510(k) clearance on 2026-09-06, under 510(k) number K261131.

Who is the listed applicant for Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.)?

The FDA 510(k) record lists Shenzhen Osto Medical Technology Co.,Ltd as the applicant. This does not by itself establish the device manufacturer.

What is the FDA product code for Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.)?

The FDA product code for Electrical Muscle Stimulator (AST-105DJ, AST-105EJ, AST- 105BJ, AST-105GJ, AST-303J, AST-309J, AST-310J;AST-300Q, AST-300Q-A, AST-500B; AST-500G, AST-500F; AST-500N; AST- 500C, AST- 500K, AST-500A; AST-300E, AST-500M, AST- 500U, AST- 500D; AST- 500E.) is NUH.

Related Devices (Code: NUH)

Related records are matched automatically using names, product codes, or other metadata. A match does not establish a verified clinical, scientific, corporate, or regulatory relationship; review the linked official sources.

K260412TENS 7000 Rechargeable 4 Channel (TENS 7000H)Shenzhen Dongdixin Technology Co., Ltd.K260425TENS / EMS DEVICE (FT-247 Series) (FT-247, FT-237)Hivox Biotek, Inc.K253896TENS/EMS device (GUSE01)Globalcare Medical Technology Co., Ltd.K253305TENS AND EMS (TENS and Muscle Stimulator) (JT1065, JT1080, JT2080, JT9034)Shenzhen Jiantuo Electronics Co., Ltd.K253740TENS&EMS (HZ9151B, HZ9151C, HZ9151D)Hong Qiangxing (Shenzhen) Electronics LimitedK251958VEINOPLUS BackDynapulse Medical

Official Source

View on FDA Database →

Data sourced from FDA Open API. For the most current and authoritative information, always refer to the official record.

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