In 1993, the first model of
The Silencer® family was introduced: The
Silencer®
Professional, using the titanium Halstrom
Hinge™. The Silencer® received 510K Clearance in
November 1995 from the U.S.A. Food and Drug Administration.

The
Silencer®
Professional is constructed from acrylic and elastomeric
dental materials. It
requires the services of a dental laboratory trained in the
fabrication of The Silencer® appliances.
It is the most compact oral appliance in The
Silencer®
family of products. The Silencer® Professional
is SPI’s full-featured product and has an average
product life of three to five years.
The HH1000/3000 Halstrom
Hinge™
is warranted for a period of five years and is
reusable at the stage where the body of the appliance has
worn out.
Once
the patient has been diagnosed with OSDB and determined to
be a candidate for airway dilation, fitting The Silencer®
Professional model requires the following steps: