Company: Hologic, Inc., 
Date of Enforcement Report 10/15/2008
 Class:ll
PRODUCT
 a) Hologic Discovery Bone Densitometers with Apex software versions 2.0, 2.1 and 2.2  is indicated for the estimate of bone mineral density, comparison of measured
 variables obtained from a given 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 # Z-2184-2008;
 b) Hologic QDR4500 Bone Densitometers with Apex software versions 2.0, 2.1 and 2.2  is indicated for the estimate of bone mineral density, comparison of measured
 variables obtained from a given 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 # Z-2185-2008;
 c) Hologic Delphi Bone Densitometers with Apex software versions 2.0, 2.1 and 2.2 is  indicated for the estimate of bone mineral density, comparison of measured variables obtained from a given 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 # Z-2186-2008;
 d) Hologic Explorer Bone Densitometers with Apex software versions 2.0, 2.1 and 2.2 is indicated for the estimate of bone mineral density, comparison of measured variables obtained from a given 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 # Z-2187-2008;
 e) Hologic Oasis Bone Densitometers with Apex software versions 2.0, 2.1 and 2.2 is indicated for the estimate of bone mineral density, comparison of measured variables obtained from a given 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 # Z-2188-1991
REASON
 Software densitometer readings for left hip and lumbar spine under certain conditions may be inaccurate.
RECALLING FIRM/MANUFACTURER
 Hologic, Inc., Bedford, MA, by letter dated June 27, 2008. Firm initiated recall is ongoing.
VOLUME OF PRODUCT IN COMMERCE
 1,168 units
DISTRIBUTION
 Nationwide and Internationally
