Additions to the List of Classified Dental Materials and Devices

Additions to the List of Classified Dental Materials and Devices

Supplement to the List of Certified Dental Materials and Devices Council on Dental Materials and Devices Since publication of the most recent List o...

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Supplement to the List of Certified Dental Materials and Devices

Council on Dental Materials and Devices

Since publication of the most recent List of Cer­ tified Dental Materials and Devices revised to Jan 1, 1975, and published in the January 1975 issue of t h e j o u r n a l ( j a d a 90:183), the follow­ ing changes have been made in the List. Addition—The following materials conform to the American Dental Association Specifica­ tion No. 1 for Certified Alloys for Dental Amal­ gam and Specification No. 25 for Dental Gyp­ sum Products and are being added to the List as new certifications.

CERTIFIED ALLOYS FOR DENTAL AMALGAM ADA Specification No. 1, Second Revision Standalloy 68% Ag, Non-Zinc, Williams G o ld Refining C o., Inc.

CERTIFIED DENTAL GYPSUM PRODUCTS ADA Specification No. 25 TYPE III, DENTAL STONE Coecal, Buff, White, C oe L aboratories, Inc.

Additions to the List of Classified Dental Materials and Devices

Council on Dental Materials and Devices

The Acceptance Program of the Council applies to materials and devices for which evidence of safety and usefulness has been established by biological, laboratory, and/or clinical evaluation where appropriate. Details concerning the Coun­ cil’s Acceptance Program may be found in the Council’s publication Guide to Dental Materials and Devices. The Council’s program provides for classifica­ tion of devices as Acceptable, Provisionally Acceptable, or Unacceptable. Products are re­

considered periodically, and decisions are sub­ ject to change at any time that a substantial amount of new evidence becomes available. Recent action of the Council resulted in the classification of the following: COMPOSITE RESTORATIVE MATERIALS PROVISIONALLY ACCEPTABLE Posite, Am erican C onsolidated M fg. C o., Inc. Poly-Fil, Am erican C onsolidated Mfg. C o ., Inc.

JADA, Vol. 91, N ovem ber 1975 ■ 1069