Health / Dentistry Glossary

Tricalcium Phosphate: An inorganic, particular or solid form of relatively biodegradable ceramic, which is used as a scaffold for bone regeneration. It can act as a matrix for new bone growth.

Tuberosity Maxillary: The most distal portal of the maxillary alveolar ridge, that is applicable for implant support.

Tufts Health Plan (THP) Carelink: A program that offers members a comprehensive open access benefit plan with the protection they need wherever they need it - throughout the country. Members in these plans can access a broad . . . View Full Definition

Tunnel Dissection: Through a small incision the periosteum is lifted from the underlying bone in a tunnel fashion. This usually is accomplished in preparation for an onlay type allograft or autograft.

Unilateral Subperiosteal Implant: A partial subperiosteal implant usually located in the posterior area of the mandible or maxilla.

Universal Subperiosteal Implant: A full arch subperiosteal implant which circum-vents the remaining teeth.

Urgent Care: When prompt medical attention is needed in a non-emergency situation, that's called 'urgent' care. Examples of urgent care needs include ear infections, sprains, high fevers, vomiting and ur . . . View Full Definition

Usual Customary Or Reasonable (UCR): The amount reimbursed to providers based on the prevailing fees in a specific area.

Veneer: An artificial filling material, usually plastic, composite, or porcelain, that is used to provide an aesthetic covering over the visible surface of a tooth. Most often used on front teeth.

Vertical Endosteal Implant: Root-shaped implant which derive their support from a vertical length of bone. Implants are in the form of spirals, cones, rhomboids, and cylinders. They can be smooth, threaded, perforated, . . . View Full Definition

Waiting Period: In order to become eligible for coverage under the policy, an employee must satisfy a certain number of continuous days of service as an active, full-time employee. This is known as the wait . . . View Full Definition

Waiver Of Premium: When an individual becomes disabled and eligible for benefits, no further disability premium payments are required as long as benefits are being paid out.

Xenograft: Transplants from one species to another.

Zygoma: The area formed by the union of the zygomatic bone and the zygomatic process of the temporal and maxillary bones, used for support of the subperiosteal implant.

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