Magnetic implants in good lower ridges to prevent absorption of the mandibular ridges.
D000368:Aged; D001862:Bone Resorption / Q000517:prevention & control*; D003757:Dental Implantation; D003781:Denture Retention; D003824:Denture, Complete; D006801:Humans; D008280:Magnetics; D008336:Mandibular Diseases / Q000517:prevention & control