Multi-layer surgical guide
First Claim
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1. A method for fabricating a drill guide comprising:
- obtaining a digital jaw model of one or more intraoral structures of a patient;
creating a surgical plan for a dental implant in a jaw of the patient, the surgical plan including an axis for the dental implant, wherein the axis is specified relative to the digital jaw model;
creating a physical jaw model of the one or more intraoral structures, the physical jaw model including a feature aligned to the axis for the dental implant;
vacuum forming a first layer of a pliable material onto the physical jaw model; and
vacuum forming a second layer of a rigid material onto the first layer with a hole aligned to the axis of the dental implant based on the feature in the physical model.
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Abstract
A drill guide employs multiple layers of materials with different mechanical properties in order to achieve concurrent goals of rigidity, fit and retention. For example, a rigid exterior shell and a soft interior may be used together to securely and precisely fit a drill guide to a surgical site.
46 Citations
20 Claims
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1. A method for fabricating a drill guide comprising:
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obtaining a digital jaw model of one or more intraoral structures of a patient; creating a surgical plan for a dental implant in a jaw of the patient, the surgical plan including an axis for the dental implant, wherein the axis is specified relative to the digital jaw model; creating a physical jaw model of the one or more intraoral structures, the physical jaw model including a feature aligned to the axis for the dental implant; vacuum forming a first layer of a pliable material onto the physical jaw model; and vacuum forming a second layer of a rigid material onto the first layer with a hole aligned to the axis of the dental implant based on the feature in the physical model. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification