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Journal of Prosthetic Dentistry

The cotton driver: An alternative technique for removing fractured screw fragments

      Screw fractures in implant-supported restorations may compromise the viability of both the implant and the prosthesis if not adequately addressed.
      • Satterthwaite J.
      • Rickman L.
      Retrieval of a fractured abutment screw thread from an implant: a case report.
      Although a low incidence of screw loosening or fracture has been reported, the resolution of such problems is time consuming, sometimes requiring multiple appointments.
      • Theoharidou A.
      • Petridis H.P.
      • Tzannas K.
      • Garefis P.
      Abutment screw loosening in single-implant restorations: a systematic review.
      • Lee J.
      • Kim Y.
      • Kim C.
      • Han J.
      Wave analysis of implant screw loosening using an air cylindrical cyclic loading device.
      • Imam A.Y.
      • Moshaverinia A.
      • Chee W.W.L.
      • McGlumphy E.A.
      A technique for retrieving fractured implant screws.
      The depth and the possibility of having the screw fragment wedged in a damaged area of the implant internal threads are factors that may influence the complexity and time involved in the retrieval attempt.
      • Imam A.Y.
      • Moshaverinia A.
      • Chee W.W.L.
      • McGlumphy E.A.
      A technique for retrieving fractured implant screws.
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      References

        • Satterthwaite J.
        • Rickman L.
        Retrieval of a fractured abutment screw thread from an implant: a case report.
        Br Dent J. 2008; 204: 177-180
        • Theoharidou A.
        • Petridis H.P.
        • Tzannas K.
        • Garefis P.
        Abutment screw loosening in single-implant restorations: a systematic review.
        Int J Oral Maxillofac Implants. 2008; 23: 681-690
        • Lee J.
        • Kim Y.
        • Kim C.
        • Han J.
        Wave analysis of implant screw loosening using an air cylindrical cyclic loading device.
        J Prosthet Dent. 2002; 88: 402-408
        • Imam A.Y.
        • Moshaverinia A.
        • Chee W.W.L.
        • McGlumphy E.A.
        A technique for retrieving fractured implant screws.
        J Prosthet Dent. 2014; 111: 81-83