Mini dental implants are typically used to restore teeth when the width of the jawbone is narrow. The pros of mini dental implants are being able to place implants in narrow ridges without the need for additional bone grafting. The cons are strength, limited options for a final restoration, more maintenance and susceptibility to bone loss. Mini implants are best used to help stabilize existing dentures in patients with a narrow ridge. Permanent bridges are not a treatment indication for mini dental implants.atient that is small teeth and teeth in narrow areas of the mouth. The staff at Sarasota Dentistry can discuss the pros and cons of mini dental implants at your next appointment and determine whether you are an ideal candidate for this procedure.