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GMJ News > GMJ Briefs > Defective Glucose Sensors Diverted: Scale of Dexcom Manufacturing Breach Revealed

Defective Glucose Sensors Diverted: Scale of Dexcom Manufacturing Breach Revealed

GMJ
Last updated: 21/06/2026 10:51
By
Prof. Giorgi Pkhakadze
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1 Min Read
Dexcom G7 continuous glucose monitoring sensor with FDA safety alert overlay
Dexcom has notified the FDA of theft involving defective G7 glucose sensors that were designated as manufacturing scrap and intended for destruction. The company discovered the breach during routine quality reviews in May 2026. — Photo: Tara Winstead / Pexels
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1 min read|143 words

Multiple lots of rejected Dexcom G7 sensors were stolen during the manufacturing disposal process, according to a new FDA safety alert. These devices represent a critical breach in quality assurance protocols, as they failed quality control standards and were designated as scrap material. The unauthorized removal of manufacturing rejects poses significant safety risks when such compromised devices enter clinical circulation outside approved channels.

Dexcom, which maintains approximately 70 percent market share in the global continuous glucose monitoring sector with 4.2 million active users worldwide, has prioritized notification of potentially affected patients. The FDA emphasizes that these particular sensor lots never received regulatory approval for patient use. The breach underscores vulnerabilities in medical device supply chain security and the importance of rigorous inventory control protocols. Healthcare providers are advised to implement verification procedures for device authenticity and patient safety.

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ByProf. Giorgi Pkhakadze
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Prof. Giorgi Pkhakadze, MD, MPH, PhD, is Editor-in-Chief of the Georgian Medical Journal and Chair of the Public Health Institute of Georgia (PHIG). He is Professor and Head of the Department of Social and Behavioural Sciences at David Tvildiani Medical University, and Secretary/Treasurer of the UEMS Section of Public Health. ORCID: 0000-0001-7609-4515.

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