Black triangles between your teeth create unwanted gaps and make your smile appear older than your actual age. These dark spaces, known as gingival embrasures, develop when gum tissue recedes or fails to fill the natural space between teeth, leaving unsightly gaps near the gumline. While common dental treatments like traditional bonding often fail to provide long-lasting, natural-looking results, Bioclear rejuvenation offers a revolutionary approach to closing these stubborn black triangles and restoring your confident smile.
At Imagine Dentistry in Charlotte, North Carolina, Dr. Ann Blaine Coambs offers advanced Bioclear rejuvenation techniques to eliminate black triangles and perfect your smile. With over 20 years of experience and extensive, specialized Bioclear training, Dr. Coambs is one of only a handful of Bioclear Matrix Certified Providers in the Southeast region.
What Causes Black Triangles Between Teeth
Black triangles develop for several reasons, and understanding their origin helps determine the most effective treatment approach. Age-related gum recession is the most common cause, as gum tissue naturally pulls away from teeth over time, exposing the darker root surfaces beneath. Periodontal disease accelerates this process by destroying the supporting bone structure around teeth, allowing the gums to also recede, and creating larger gaps where bacteria can accumulate.
Tooth shape also plays a significant role in black triangle formation. Triangular-shaped teeth with narrow contact points naturally leave more space for gum tissue to fill, so even slight recession can lead to visible black triangles.. Previous poorly-contoured dental work, aggressive cleaning procedures, or accelerated orthodontic treatment, can sometimes contribute to bone loss and gum recession, and subsequent black triangle formation.
Poor oral hygiene creates inflammation and gum disease, which directly leads to tissue loss and gap formation. Additionally, genetic factors influence gum thickness and tooth shape, making some individuals more susceptible to developing these aesthetic concerns regardless of their oral care routine.
How Bioclear Rejuvenation Closes Black Triangles
Bioclear rejuvenation represents a significant advancement in cosmetic dentistry, offering superior results compared to traditional bonding methods. This innovative technique uses specially designed, patented clear matrices along with heated biocompatible composite materials to create seamless, natural-looking tooth restorations. The heated composite flows more effectively than room-temperature materials, allowing for better adaptation to tooth surfaces and elimination of the black triangle spaces.
The Bioclear method creates what we call the “emergence profile” – the natural curve where the restoration meets the gum tissue. This technique mimics the way natural teeth emerge from the gums, providing better support for surrounding tissues and encouraging healthy gum attachment. Unlike traditional bonding, which often appears bulky or artificial, Bioclear restorations maintain the natural contours and translucency of healthy teeth.
The Treatment Process
Our Bioclear rejuvenation process begins with a consultation, including photos, radiographic (x-ray) images, gum health measurement, color (shade) selection, and a discussion of your treatment goals. Dr. Coambs can sometimes do this via a teledentistry visit, however, it is always preferred to have the consultation appointment in our office, whenever possible.
During treatment, we place specialized clear matrices around the affected teeth to create the ideal emergence profile. The heated composite material is then carefully applied and sculpted to close the black triangles while maintaining proper tooth function. The final step involves detailed polishing and contouring to ensure your new restorations blend seamlessly with your natural teeth.
Long-term Benefits and Results
Bioclear rejuvenation offers numerous advantages over alternative treatments for black triangle closure. The technique provides superior aesthetics by creating natural-looking restorations without the bulk associated with traditional bonding. Patients often report improved confidence in their smile appearance and enhanced comfort when speaking or eating. In addition, patient love Bioclear because it is a conservative, additive technique – minimal or no tooth structure is removed when restoring your teeth.
The specific protocol used when completing Bioclear treatments helps the restorations resist staining and wear better than composite materials applied with traditional techniques. Additionally, the improved emergence profile supports healthier gum tissue by providing better contours for effective oral hygiene. Dental hygienists and dentists *love* this aspect! Most patients experience long-lasting results when combined with proper oral care and regular dental maintenance.
Experience Comprehensive Care at Imagine Dentistry
Transform your smile with advanced Bioclear rejuvenation from Charlotte’s most experienced Bioclear Matrix Certified Provider!. Dr. Coambs uses cutting-edge technology to deliver exceptional results for patients seeking to eliminate black triangles and achieve their ideal smile. Our personalized approach ensures every treatment plan addresses your unique needs and esthetic goals.
Schedule your consultation today to discover how Bioclear rejuvenation can close black triangles and help you Love.Your.Smile. Again!. Call us at (704) 540-7600 or request an appointment to begin your journey toward a more beautiful, youthful-looking smile.

LEGALLY REVIEWED BY:
Dr. Ann Blaine Coambs, DDS, FAGD
Dr. Ann Blaine Coambs is a general dentist practicing in Charlotte, NC, with over a decade of clinical experience. A graduate of Rice University and the University of Texas School of Dentistry, she completed her residency at CMC Hospital (Atrium Health) and has served the Charlotte community since 2012. Earned the Fellowship Award from the Academy of General Dentistry – an honor held by fewer than 6% of general dentists nationwide.
Dr. Coambs is known for her patient-focused approach, blending advanced dental techniques with warmth and precision.
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