Clinical Report| Volume 120, ISSUE 1, P13-16, July 2018

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Modification of clinically short Locator abutments using laser welding

  • Faris Z. Jamjoom
    Corresponding author Dr Faris Z. Jamjoom, Advanced Graduate Program in Implant Dentistry, Harvard School of Dental Medicine, 188 Longwood Ave, Boston, MA 02115
    Graduate student, Advanced Graduate Program in Implant Dentistry, Harvard School of Dental Medicine, Boston, Mass
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  • Damian J. Lee
    Program Director and Assistant Professor, Advanced Education in Prosthodontics Program, Division of Restorative Sciences and Prosthodontics, The Ohio State University College of Dentistry, Columbus, Ohio
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Published:February 08, 2018DOI:


      As dental implants continue to survive longer, managing and maintaining implant prostheses can be complicated by the lack of compatible parts or the discontinuation of implant systems. This report describes a laser welding procedure for the management of clinically short Locator abutments (Zest Anchors Inc) that lacked a commercially available, compatible alternative.
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        • Sadowsky S.J.
        Mandibular implant-retained overdentures: a literature review.
        J Prosthet Dent. 2001; 86: 468-473
        • Scherer M.D.
        • McGlumphy E.A.
        • Seghi R.R.
        • Campagni W.V.
        Comparison of retention and stability of two implant-retained overdentures based on implant location.
        J Prosthet Dent. 2014; 112: 515-521
        • Ali B.
        • Bhavani V.
        Transition from a fixed implant dental prosthesis to an implant overdenture in an edentulous patient: A clinical report.
        J Prosthet Dent. 2014; 112: 414-417
        • Park J.B.
        Rehabilitation of the edentulous mandible with implant-supported overdenture using ball attachments and healing abutments: A case report.
        Saudi Dent J. 2009; 21: 139-142
        • Stoker G.T.
        • Wismeijer D.
        • van Waas M.A.
        An eight-year follow-up to a randomized clinical trial of aftercare and cost-analysis with three types of mandibular implant-retained overdentures.
        J Dent Res. 2007; 86: 276-280
        • Srinivasan M.
        • Makarov N.A.
        • Herrmann F.R.
        • Müller F.
        Implant survival in 1- versus 2-implant mandibular overdentures: A systematic review and meta-analysis.
        Clin Oral Implants Res. 2016; 27: 63-72
        • Ahmed Elawady D.M.
        • Kaddah A.F.
        • Talaat Khalifa M.
        Single vs 2 implants on peri-implant marginal bone level and implant failures in mandibular implant overdentures: A systematic review with meta-analysis.
        J Evid Based Dent Pract. 2017; 17: 216-225
        • Spyropoulou P.E.
        • Razzoog M.E.
        • Duff R.E.
        • Chronaios D.
        • Saglik B.
        • Tarrazzi D.E.
        Maxillary implant-supported bar overdenture and mandibular implant-retained fixed denture using CAD/CAM technology and 3-D design software: A clinical report.
        J Prosthet Dent. 2011; 105: 356-362
        • Matsuda K.
        • Kurushima Y.
        • Enoki K.
        • Ikebe K.
        • Maeda Y.
        Replacement of a mandibular implant-fixed prosthesis with an implant-supported overdenture to improve maintenance and care.
        J Prosthodont Res. 2014; 58: 132-136
        • Leite A.R.P.
        • Marin D.O.M.
        • Giro G.
        • Pero A.C.
        • Pinelli L.A.P.
        • Reis J.S.
        Custom cast ball attachments used on outdated implants to restore a maxillary implant-supported overdenture.
        J Oral Implantol. 2017; 43: 297-301
        • Kim H.C.
        • Paek J.
        Customized Locator abutment fabrication on inclined implants: A clinical report.
        J Prosthet Dent. 2018; 119: 522-525
        • Goodacre C.J.
        • Bernal G.
        • Rungcharassaeng K.
        • Kan J.Y.
        Clinical complications with implants and implant prostheses.
        J Prosthet Dent. 2003; 90: 121-132
        • Taylor T.D.
        Prosthodontic problems and limitations associated with osseointegration.
        J Prosthet Dent. 1998; 79: 74-78
        • Mohunta V.V.
        • Stevenson J.A.
        • Lee D.J.
        Replacing worn overdenture abutments of an unknown implant system by using laser welding: Clinical report.
        J Prosthet Dent. 2014; 112: 686-688
        • Moraschini V.
        • Poubel L.A.
        • Ferreira V.F.
        • Barboza Edos S.
        Evaluation of survival and success rates of dental implants reported in longitudinal studies with a follow-up period of at least 10 years: A systematic review.
        Int J Oral Maxillofac Surg. 2015; 44: 377-388
        • Prasad S.
        • Monaco Jr., E.A.
        Repairing an implant titanium milled framework using laser welding technology: A clinical report.
        J Prosthet Dent. 2009; 101: 221-225
        • Suzuki Y.
        • Ohkubo C.
        • Abe M.
        • Hosoi T.
        Titanium removable partial denture clasp repair using laser welding: A clinical report.
        J Prosthet Dent. 2004; 91: 418-420
        • Domagala D.M.
        • Waliszewski M.P.
        A maxillary laser welded component removable partial denture: A clinical report.
        J Prosthet Dent. 2009; 101: 1-6
        • Chai T.
        • Chou C.K.
        Mechanical properties of laser welded cast titanium joints under different conditions.
        J Prosthet Dent. 1998; 79: 477-483
        • Smith J.J.
        Physician modification of legally marketed medical devices: Regulatory implications under the federal Food, Drug, and Cosmetic Act.
        Food Drug Law J. 2000; 55: 245-254
      1. Class II special controls guidance document: Root-form endosseous dental implants and endosseous dental abutments. Updated September 12, 2013. Available at:

      2. U.S. Food and Drug Administration. Guidance for institutional review boards and clinical investigators: “Off-label” and investigational use of marketed drugs, biologics and medical devices. 1998 update. Available at:

      3. U.S. Food and Drug Administration. Guidance for industry: Good reprint practices for the distribution of medical journal articles and medical or scientific reference publications on unapproved new uses of approved drugs and approved or cleared medical devices. January 2009. Available at: