Hologic, Inc. Hologic QDR 4500 series Bone Densitometer Software versions 12.6, 2.3., or 2.4 Indicated for the estimation of bone mineral density (BMD), comparison of measurable variables obtained from a given QDR scan to a database of reference values, the estimation of fracture risk, vertebral deformity assessment, body composition analysis, and discrimination of bone from prosthetics. Recall
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Hologic QDR 4500 series Bone Densitometer Software versions 12.6, 2.3., or 2.4 Indicated for the estimation of bone mineral density (BMD), comparison of measurable variables obtained from a given QDR scan to a database of reference values, the estimation of fracture risk, vertebral deformity assessment, body composition analysis, and discrimination of bone from prosthetics.
Brand
Hologic, Inc.
Lot Codes / Batch Numbers
and 49521W/CE.
Products Sold
S/N: 45264A 45260A 45214A 45241A 45036A 47585C 49124C/CE 47513C 47758C 48342C/NCE 48337C/NCE 49781C/CE 48137C/NCE 47262C 45425SL/CE 45251SL 45751SL/CE 45815SL/CE, and 49521W/CE.
Hologic, Inc. is recalling Hologic QDR 4500 series Bone Densitometer Software versions 12.6, 2.3., or 2.4 Indicated for the es due to System may not turn off at the end of the x-ray and cause additional x-ray exposure. Based on FDA medical device recall database.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
System may not turn off at the end of the x-ray and cause additional x-ray exposure
Recommended Action
Per FDA guidance
Hologic issued an Urgent: Medical Device Recall customer notification letter, dated April 17, 2009, by certified mail to inform customers of the problem. With the notification letter, customers will receive the following: -Software version Apex 12.6.2, 2.3.2, or 2.4.2 -Instructions to upgrade their systems with the provided software and to verify the new version on the system as a confirmation that the software was successfully loaded. -New Operator's Manual for installations where the operating characteristics of the system have changed due to the software upgrade. For Customers with systems with software versions other than 12.6, 2.3, or 2.4: Customers were asked to upgrade their QDR software, return their old QDR software disk, and complete and return to Hologic the enclosed Confirmation of Notification.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticeDistribution
As reported by FDA
PR
Page updated: Jan 10, 2026