Table 1: Failure and complications with custom-made subperiosteal implants.

GenderAgeType of complicationTiming of complicationTreatment solution

Male66Recurrent untreatable infection12 monthsImplant removal

Male63Recurrent untreatable infection14 monthsImplant removal

Female79Recurrent untreatable infection8 monthsImplant removal

Female71Post-operative pain, discomfort, swelling1 weekAntibiotic and analgesic therapy
Fracture of the acrylic temporary prosthetic restoration2 monthsReplacement with a new temporary restoration

Female72Post-operative pain, discomfort, swelling1 weekAntibiotic and analgesic therapy

Male69Post-operative pain, discomfort, swelling1 weekAntibiotic and analgesic therapy

Male67Post-operative pain, discomfort, swelling2 weeksAntibiotic and analgesic therapy

Female64Recurrent infections20 monthsAntibiotic therapy plus professional oral hygiene sessions
Fracture of the acrylic temporary prosthetic restoration2 monthsReplacement with a new temporary restoration
Ceramic chipping of the final restoration7 monthsPolishing of the final restoration

Male71Fracture of the acrylic temporary prosthetic restoration3 monthsPlacement of the final restoration

Female64Fracture of the acrylic temporary prosthetic restoration1 monthReplacement with a new temporary restoration
Ceramic chipping of the final restoration16 monthsReplacement with a new final restoration