What type of implant is suggested for overdentures?

• A. Two-piece screw type implant
• B. One-piece 3.0 implant
• C. Subperiosteal implant
• D. Transosteal implant

Answer: (B)

The correct choice for overdentures is a one-piece 3.0 implant. This type of implant is beneficial for overdentures as it allows for a streamlined design that integrates well with the bone and provides stability while being minimally invasive. The single-piece structure of this implant often results in reduced surgical time and recovery complications, making it easier to place and maintain.

One-piece implants are particularly advantageous for overdenture applications because they can effectively support the forces of mastication and are designed to be connected directly to the dentures, enhancing retention and stability. Their smaller diameter of 3.0 mm also allows for placement in areas where bone volume might be limited, which is typically a consideration for patients who require overdentures due to edentulous spaces.

Other implant types, such as two-piece screw-type implants, could be more complex and require additional components and surgical stages, which might not be necessary in many cases where a one-piece implant can suffice. Subperiosteal and transosteal implants are generally not preferred for overdenture applications, as they are used in specific cases where conventional implants may be unsuitable and can involve more extensive surgery or bone grafting techniques.