A method for joint replacement is provided. A representation of a first bone is created, and a representation of a second bone is created. Bone preparation for implanting a first implant on the first bone is planned. The first bone to receive the first implant is prepared by manipulating a surgical
A method for joint replacement is provided. A representation of a first bone is created, and a representation of a second bone is created. Bone preparation for implanting a first implant on the first bone is planned. The first bone to receive the first implant is prepared by manipulating a surgical tool to sculpt the first bone. Bone preparation for implanting a second implant on the second bone after preparing the first bone is planned. The second bone to receive the second implant is prepared by manipulating the surgical tool to sculpt the second bone.
대표청구항▼
1. A method for joint replacement, comprising: creating a representation of a first bone;creating a representation of a second bone;planning bone preparation for implanting a first implant on the first bone based on the representation of the first bone;defining a first virtual boundary associated wi
1. A method for joint replacement, comprising: creating a representation of a first bone;creating a representation of a second bone;planning bone preparation for implanting a first implant on the first bone based on the representation of the first bone;defining a first virtual boundary associated with the representation of the first bone to constrain a surgical tool from penetrating the first virtual boundary during sculpting of the first bone;providing force feedback to a user while the user is manipulating the surgical tool to sculpt the first bone to receive the first implant, wherein the force feedback is based on a position of the surgical tool relative to the first virtual boundary;fitting the first implant to the first bone;mapping a first point corresponding to a location on the first implant fit to the first bone while a joint comprising the first bone and the second bone is in a first position;mapping a second point corresponding to the location on the first implant fit to the first bone while the joint is in a second position; andplanning bone preparation for implanting a second implant on the second bone, after preparing the first bone and after fitting the first implant to the first bone, by aligning a representation of the second implant with a representation of the first and second points. 2. The method of claim 1, wherein planning bone preparation for implanting the first implant includes superimposing a representation of the first implant on the representation of the first bone. 3. The method of claim 1, wherein planning bone preparation for implanting the second implant includes superimposing the representation of the second implant on the representation of the second bone. 4. The method of claim 1, wherein planning bone preparation for implanting the first implant includes associating a representation of the first implant with the representation of the first bone. 5. The method of claim 1, wherein planning bone preparation for implanting the second implant includes associating the representation of the second implant with the representation of the second bone. 6. The method of claim 1, further comprising displaying at least one of a depth, an internal/external angle, a varus/valgus angle, a flexion angle, or a size of at least one of a representation of the first implant or a representation of the second implant on a display device. 7. The method of claim 1, wherein planning bone preparation for implanting the first implant includes associating a representation of the first implant with the representation of the first bone based at least in part on a detected location of cartilage in a region of the first bone. 8. The method of claim 1, further comprising adjusting at least one of the representation of the first bone in response to movement of the first bone and the representation of the second bone in response to movement of the second bone. 9. The method of claim 1, wherein planning bone preparation for implanting the first implant further includes aligning at least a portion of a representation of the first implant with a representation of a height of a cartilage surface. 10. The method of claim 1, wherein planning bone preparation for implanting the second implant includes associating the representation of the second implant with the representation of the second bone based at least in part on a detected location of the first implant on the first bone. 11. The method of claim 1, further comprising constraining the surgical tool against exceeding a parameter defined with respect to the representation of the first bone while the user is manipulating the surgical tool to sculpt the first bone to receive the first implant. 12. The method of claim 1, further comprising at least one of: defining a second virtual boundary associated with the representation of the second bone to constrain the surgical tool from penetrating the second virtual boundary during sculpting of the second bone, andproviding force feedback to the user while the user is manipulating the surgical tool to sculpt the second bone to receive the second implant, wherein the force feedback is based on the position of the surgical tool relative to the second virtual boundary; or. 13. The method of claim 1, further comprising: defining a second virtual boundary associated with the representation of the second bone to constrain the surgical tool from penetrating the second virtual boundary during sculpting of the second bone; andadjusting the second virtual boundary in response to movement of the second bone. 14. The method of claim 1, further comprising: superimposing a representation of a portion of material to be removed from the first bone on the representation of the first bone; andupdating the representation of the portion of material to be removed from the first bone with a representation of a portion of material actually removed by the surgical tool. 15. The method of claim 14, wherein the portion of material to be removed corresponds to at least a portion of a virtual object associated with the representation of the first bone. 16. The method of claim 1, further comprising: superimposing a representation of a portion of material to be removed from the second bone on the representation of the second bone; andupdating the representation of the portion of material to be removed from the second bone with a representation of a portion of material actually removed by the surgical tool. 17. The method of claim 16, wherein the portion of material to be removed corresponds to at least a portion of a virtual object associated with the representation of the second bone. 18. The method of claim 1, further comprising: creating a representation of the surgical tool; andupdating the representation of the surgical tool and at least one of the representation of the first or the representation of the second bone as the surgical tool and at least one of the first bone or the second bone move. 19. The method of claim 1, further comprising: placing at least one of the first bone or the second bone in a support device; andactuating the support device to move at least one of the first bone or the second bone from the first position to the second position. 20. The method of claim 19, wherein actuating the support device includes: determining an actual pose of at least one of the first bone or the second bone;determining a desired pose of the at least one of the first bone or the second bone; andactuating the support device to move the at least one of the first bone or the second bone from the actual pose to the desired pose. 21. The method of claim 1, wherein the first implant is one of a trial implant and an implant component. 22. The method of claim 1, wherein the force feedback is haptic feedback. 23. A method for joint replacement, comprising: creating a representation of a first bone;creating a representation of a second bone;planning bone preparation for implanting a first implant on the first bone;defining a first virtual boundary associated with the representation of the first bone to constrain a surgical tool from penetrating the first virtual boundary during sculpting of the first bone;providing force feedback to a user while the user is manipulating the surgical tool to sculpt the first bone to receive the first implant, wherein the force feedback is based on a position of the surgical tool relative to the first virtual boundary;installing the first implant on the first bone;determining locations of a plurality of reference points associated with the first implant installed on the first bone when a joint comprising the first bone and the second bone is in a plurality of positions; andplanning bone preparation for implanting a second implant on the second bone, after installing the first implant on the first bone, by aligning a representation of the second implant on the representation of the second bone with the plurality of points associated with the first implant. 24. A computer-implemented method for joint replacement, comprising: creating, by a processor associated with a computer system, a representation of a first bone;creating, by the processor, a representation of a second bone;displaying, on a display associated with the computer, a representation of a first implant relative to the representation of the first bone;defining a first virtual boundary associated with the representation of the first bone to constrain a surgical tool from penetrating the first virtual boundary during sculpting of the first bone;providing force feedback to a user while the user is manipulating the surgical tool to sculpt the first bone to receive the first implant, wherein the force feedback is based on a position of the surgical tool relative to the first virtual boundary;capturing, by the processor after implantation of the first implant on the first bone, locations of a plurality of reference points associated with the first implant installed on the first bone when a joint comprising the first bone and the second bone is in a plurality of positions to aid in implantation of a second implant; anddisplaying, on the display, a representation of the second implant relative to the representation of the second bone and aligned with the captured locations of the plurality of reference points associated with the first implant.
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