FDA Recall Open, Classified

Myosa for Kids KS1 REF MyOSAKS1_Sb/Sp/Mb/Mp/Lb/Lc KS2 REF MyOSAKS2_Sb/Sc/Mb/Mc/Mp/Lb/Lc Myosa for Kids is a mouthguard in 3 different sizes (sm, med, lg) that can be used in children ages 3-15 to address breathing and myofunctional disorders. Catalog Numbers:

Recall: Z-0956-2026 · Initiated October 9, 2025

Recall

Recall Number
Z-0956-2026
Event Number
97890
Firm
Myofunctional Research Company USA
FEI Number
3005505603
Product Code
LRK
Status
Open, Classified
Root Cause
No Marketing Application
Initiated
October 9, 2025
Posted
December 18, 2025
Address
9627 Charles Smith Avenue, Rancho Cucamonga, CA, 91730

Description

Myosa for Kids KS1 REF MyOSAKS1_Sb/Sp/Mb/Mp/Lb/Lc KS2 REF MyOSAKS2_Sb/Sc/Mb/Mc/Mp/Lb/Lc Myosa for Kids is a mouthguard in 3 different sizes (sm, med, lg) that can be used in children ages 3-15 to address breathing and myofunctional disorders. Catalog Numbers:

Reason

Due to firm mistakenly distributing product within the U.S. without FDA premarket clearance/approval.

Action

On 10/09/2025, the firm emailed an "URGENT: Medical Device Recall" letter to customers informing them that products (Myosa for Kids KS1 and Myosa for Kids KS2) were distributed in the United States without the required FDA premarket clearance. Customers are instructed to: 1. Immediately examine their inventory for the affected products. 2. Cease distribution/use of any remaining Myosa KS1 and KS2 devices. 3. Quarantine affected stock to prevent further use. 4. Complete and return the enclosed Response Form within 10 business days, even if customers no longer have any affected product. 5. Return quarantine devices using the instructions provided after receipt of customer response forms For any patient who has initiated treatment with the affected devices or to whom you have not explained the risks associated with these devices, it is requested that you notify them and provide warning s and clinical alternatives as appropriate. For questions and/or assistance - Contact Recall Coordinator at 909-587-4940 or email [email protected]

Distribution

U.S. (nationwide) distribution to states of: Nationwide: AK, AR, CA, CO, FL, GA, HI, IL, KS, KY, LA, MA, MD, MI, MN, NC, NJ, NM, NY, OH, OR, PA, TX, UT, VA, and WA; O.U.S. (foreign) to country of: Australia

Quantity

436 devices