Method of Forming Patient Specific Implants with Improved Osseointegration

Abstract

A patient-specific bone implant has a porous body with a core material covered with tantalum. It is made with unique outer dimensions selected to match a specific patient.

1 - 31 . (canceled) 
     
     
         32 . A method of forming an implant configured for a bone defect of a patient, comprising:
 determining anatomical information of an area of the patient that includes the bone defect, including obtaining dimensions of the bone defect;   generating a digital model of at least the dimensions of the bone defect based on the anatomical information;   planning a three dimensional implant model using virtual structures generated in the digital model;   shaping a block of porous material into a body based on the three dimensional implant model, the body having outer dimensions matching the dimensions of the bone defect, the porous material including a core material at least partially coated with a layer of biocompatible metal.   
     
     
         33 . The method of  claim 32 , in which determining anatomical information of the area of the patient includes taking a computerized axial tomography (CAT) scan of the area. 
     
     
         34 . The method of  claim 32 , in which determining anatomical information of the area of the patient includes taking an impression of the area. 
     
     
         35 . The method of  claim 32 , in which determining anatomical information of the area of the patient includes taking a visible light scan of the area. 
     
     
         36 . The method of  claim 32 , in which generating the digital model includes combining CAT scan and visible light scan data. 
     
     
         37 . The method of  claim 32 , in which shaping the block of porous material includes machining driven by computer aided design (CAD) or computer aided manufacturing (CAM). 
     
     
         38 . The method of  claim 32 , in which the implant is a root-form dental implant that corresponds to the root of a single tooth, the method further comprising coupling at least one dental prosthesis to the body. 
     
     
         39 . The method of  claim 32 , further comprising coupling a plurality of dental prosthesis to the body. 
     
     
         40 . The method of  claim 32 , in which the bone defect includes multiple tooth root sockets, and in which shaping the block of porous material includes dimensioning the body to conform to the multiple tooth root sockets. 
     
     
         41 . The method of  claim 32 , in which shaping the block of porous material includes forming in the body at least one cavity, the method further comprising coupling at least one post to the cavity, and coupling at least one prosthetic tooth to the post. 
     
     
         42 . A method of forming an implant configured for a bone defect of a patient, comprising:
 determining anatomical information of an area of the patient that includes the bone defect, including obtaining dimensions of the bone defect;   generating a digital model of at least the dimensions of the bone defect based on the anatomical information;   planning a three dimensional implant model using virtual structures generated in the digital mode, the three dimensional implant model including mathematical representations of the bone defect surface;   shaping a block of porous material into a body based on the mathematical representations of the bone defect in the three dimensional implant model, the body having outer dimensions matching the dimensions of the bone defect, the porous material including a core material at least partially coated with a layer of biocompatible metal.   
     
     
         43 . The method of  claim 42 , in which determining anatomical information of the area of the patient includes taking a computerized axial tomography (CAT) scan of the area. 
     
     
         44 . The method of  claim 42 , in which determining anatomical information of the area of the patient includes taking an impression of the area. 
     
     
         45 . The method of  claim 42 , in which determining anatomical information of the area of the patient includes taking a visible light scan of the area. 
     
     
         46 . The method of  claim 42 , in which generating the digital model includes combining CAT scan and visible light scan data. 
     
     
         47 . The method of  claim 42 , in which shaping the block of porous material includes machining driven by computer aided design (CAD) or computer aided manufacturing (CAM). 
     
     
         48 . The method of  claim 42 , in which the implant is a root-form dental implant that corresponds to the root of a single tooth, the method further comprising coupling at least one dental prosthesis to the body. 
     
     
         49 . The method of  claim 42 , further comprising coupling a plurality of dental prosthesis to the body. 
     
     
         50 . The method of  claim 42 , in which the bone defect includes multiple tooth root sockets, and in which shaping the block of porous material includes dimensioning the body to conform to the multiple tooth root sockets. 
     
     
         51 . The method of  claim 42 , in which shaping the block of porous material includes forming in the body at least one cavity, the method further comprising coupling at least one post to the cavity, and coupling at least one prosthetic tooth to the post.