V-Ring Sectional Matrix System
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TrioDent Ltd.
800.811.3949
www.TrioDent.com
Consultants' Comments
Description
V-Ring Sectional Matrix System facilitates the contouring of posterior
Class II composite restorations. The V-Ring separator has a stainless steel
inner ring and a nickel-titanium outer spring with V-shaped tines. The tines are
placed over the wedge on the buccal and lingual surfaces to enhance tooth
separation. Each sectional matrix band has a tab with a hole on the occlusal
edge and holes on the wing ends for pin tweezers to grasp during placement and
removal. Matrices are available in three heights: 4.5, 5.5 and 6.5 mm. The
system also includes V-Wedge, Double-Wedge and the Wave-Wedge. V-Wedge has an
inverted V-shape cross-section to protect the papilla and is available in six
different color-coded sizes. The Double-Wedge is a clear elastic wedge that is
designed to be stretched and pulled between the teeth from the occlusal aspect,
rather than inserted from the buccal or lingual direction like a traditional
wedge. The Wave-Wedge has an inverted V-shape cross-section, comes in three
color-coded sizes and is a longer wedge to seal both the buccal and the lingual
aspects of the matrix tab. The Wave-Wedge's effect is similar to placing two
wedges, one from the buccal and one from the lingual. The kit evaluated
contained three V-Rings, 50 Tab-Matrices in each of the three sizes, ring
forceps, pin-tweezers, V-Wedges, Double Wedges and Wave-Wedges. Thirteen
consultants used the V-Ring Sectional Matrix System in over 500 clinical restorations. This
product received a 96% clinical rating.
Suggested Retail Cost
Product Features
To supplement an instructional CD/DVD, the
V-Ring Sectional Matrix System provides a written
photo series showing the correct placement of matrix, wedge of choice and
placement of the
V-Ring. Improved packaging for the
V-Ring Setional Matrix System now consists
of a plastic container with individual compartments for each component. The pin
holes in the matrix bands aid in grasping the bands during placement and
removal. Bands adapt to the teeth well with a good selection of sizes. The most
positive feature of the system is the
V-Ring component itself. Consultants
appreciated the excellent fit to the buccal and lingual embrasures, separation
of the teeth, and the subsequent excellent contacts that were formed in the
final restoration. The variety of different wedges required some practice to
master and some consultants found it easier to focus on their traditional wedges
or simply use the
V-Wedge. Some consultants preferred the older version of the
locking pliers, as opposed to the newer pin tweezers, which are still available
through the manufacturer. Consultants felt that a variable height of tines with
the
V-Ring would be helpful for using multiple
V-Rings to restore mesial and
distal surfaces simultaneously. Overall, 92% of consultants would switch to the
V-Ring Sectional Matrix System. All consultants found the
V-Ring Sectional Matrix System to be equal to or better
than their current sectional matrix system and would recommend it to a
colleague.
More About: TrioDent Ltd.,
Sectional Matrix System
CE0422