The reference value comparison results are used at the discretion of the physician.
Device Story
EXPERT Spine Morphometry Reference Values software add-on; provides normalized reference data for spine morphometry; used by physicians to compare patient morphometry results against established norms; data derived from seven studies involving over 3500 subjects; intended to assist clinical decision-making in bone densitometry; operates as software module within existing EXPERT Spine Morphometry system.
Clinical Evidence
Data from seven studies involving over 3500 subjects used to establish normalized reference values for spine morphometry.
Technological Characteristics
Software-based reference value database; integrated into existing EXPERT Spine Morphometry software platform.
Indications for Use
Indicated for use as an adjunct to spine morphometry analysis to provide normalized reference data for bone densitometry assessments in patients undergoing spine morphometry evaluation.
Regulatory Classification
Identification
A bone densitometer is a device intended for medical purposes to measure bone density and mineral content by x-ray or gamma ray transmission measurements through the bone and adjacent tissues. This generic type of device may include signal analysis and display equipment, patient and equipment supports, component parts, and accessories.
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LUNAR
K 961007
313 W. BELTLINE HIGHWAY
MADISON, WI 53713
(608) 274-2663
JUL 25 1996
## 8.0 510(K) SUMMARY
This summary of safety and effectiveness information is submitted in accordance with the requirements of 21 CFR 807.92(C).
Re: 510(k) Pre-market Notification
Contact Person: Gary Syring
LUNAR Corporation
313 West Beltline Highway
Madison, WI 53713
Phone: (608) 274-2663
Fax: (608) 274-0853
Date: March 8, 1996
Device Name: EXPERT® Spine Morphometry Reference Values
Common Name: Spine Morphometry Reference Values
Trade Name: EXPERT Spine Morphometry Reference Values
Classification Name: 21 CFR 892.1170, Bone Densitometer
Predicate Device: EXPERT Spine Morphometry, 510(k) K950611
DPX Bone Densitometer, Reference Values
510(k) K890121
## 8.1 DESCRIPTION OF THE DEVICE:
Reference values of spine morphometry have been added to the EXPERT Spine Morphometry Software. The addition of reference values does not change the intended use of the EXPERT Spine Morphometry Software. The reference value comparison results are used at the discretion of the physician.
Summary of Safety and Effectiveness, Page 1 of 2
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Summary of Safety and Effectiveness, Page 2 of 2
## 8.2 DISCUSSION OF PERFORMANCE DATA SUBMITTED IN SUPPORT OF THE SAFETY AND EFFICACY CLAIMS FOR THE DEVICE:
Data from seven studies and over 3500 subjects have been used to provide normalized reference data for spine morphometry.
## 8.3 CONCLUSIONS DRAWN FROM DATA:
The addition of spine morphometry reference values does not raise any new questions of safety or effectiveness. The reference data is used at the discretion of the physician.

Gary Syring
Printed Name
Director, Regulatory Affairs
Title