Apparatus and method for surgical navigation
First Claim
1. Apparatus for pose determination in surgical navigation using single camera tracking, said apparatus comprising:
- a computer programmed for making a pose determination;
a tracker camera coupled to said computer for providing thereto a tracking image and whereof calibration information is stored in said computer;
at least one marker body bearing markers and being adapted for attachment to at least one respective instrument to be tracked;
at least one further marker body bearing markers and being adapted for attachment to at least one respective object to be tracked; and
said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and said at least one respective object, in conjunction with said calibration information.
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Accused Products
Abstract
An apparatus for pose determination using single camera tracking in a workspace includes a computer programmed for making the pose determination and a tracker camera coupled to the computer for providing a tracking image and for which calibration information is stored. A plurality of marker bodies bears markers adapted for attachment to respective objects to be tracked, the markers exhibiting characteristics for providing respective images of themselves in the tracking image, such that the respective images provide sufficient information in the tracking image for respective pose determination for each of the objects in conjunction with the calibration information.
327 Citations
93 Claims
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1. Apparatus for pose determination in surgical navigation using single camera tracking, said apparatus comprising:
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a computer programmed for making a pose determination;
a tracker camera coupled to said computer for providing thereto a tracking image and whereof calibration information is stored in said computer;
at least one marker body bearing markers and being adapted for attachment to at least one respective instrument to be tracked;
at least one further marker body bearing markers and being adapted for attachment to at least one respective object to be tracked; and
said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and said at least one respective object, in conjunction with said calibration information. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 25, 26, 27, 28, 29, 30)
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2. Apparatus for pose determination in surgical navigation using single camera tracking, said apparatus comprising:
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a computer programmed for making a pose determination;
a tracker camera coupled to said computer for providing thereto a tracking image and whereof calibration information is stored in said computer;
at least one marker body bearing markers and being adapted for attachment to at least one respective instrument to be tracked;
a plurality of marker bodies bearing markers and being adapted for attachment to respective objects to be tracked; and
said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and for each of said respective objects, in conjunction with said calibration information. - View Dependent Claims (22, 23, 24)
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31. Apparatus for pose determination for surgical navigation using single camera tracking, said apparatus comprising:
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a computer programmed for making a pose determination;
a tracker camera coupled to said computer for providing thereto a tracking image and whereof calibration information is stored in said computer;
at least one marker body bearing markers and being adapted for attachment to at least one respective instrument to be tracked;
at least one further marker body bearing markers and being adapted for attachment to at least one respective object to be tracked; and
said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and said at least one respective object, in conjunction with said calibration information by said computer being programmed for finding said respective images of said markers appearing in said tracking image. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38)
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39. Apparatus for pose determination for surgical navigation, said apparatus comprising:
a plurality of tracking modalities, said plurality of modalities including tracking apparatus for pose determination in surgical navigation using single camera tracking, wherein said tracking apparatus comprises;
at least one tracker camera for providing a tracking image for a medical image space;
a computer programmed for making a pose determination;
said tracker camera being coupled to said computer for providing thereto a tracking image and whereof calibration information is stored in said computer;
at least one marker body bearing markers and being adapted for attachment to at least one respective instrument to be tracked;
at least one further marker body bearing markers and being adapted for attachment to at least one respective object to be tracked; and
said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and said at least one respective object, in conjunction with said calibration information. - View Dependent Claims (40, 41, 49)
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42. A method for pose determination navigation using single camera tracking, said method comprising the steps of:
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obtaining a tracking image for a medical image space from a tracker camera;
providing calibration information for said camera in said medical image space;
attaching an arrangement of a plurality of markers to at least one marker body adapted for attachment to an instrument to be tracked;
attaching at least one further marker body bearing markers and being adapted for attachment to at least one respective object to be tracked; and
arranging said markers for exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and said at least one respective object, in conjunction with said calibration information by said computer being programmed for finding said respective images of said markers appearing in said tracking image. - View Dependent Claims (43, 44, 45, 46, 47, 48, 50, 51)
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52. A marker body, for use with a tracker camera for providing an image for single camera tracking, said marker body being adapted for attachment to an object to be tracked, comprising:
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an arrangement of a plurality of markers attached to said marker body; and
wherein at least a subset of said markers are disposed on said marker body in a 3-dimensional (3D) configuration, whereby some of said markers are “
high” and
others are “
low”
. - View Dependent Claims (53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72)
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73. Apparatus for pose determination using single camera tracking in a workspace, comprising:
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a computer programmed for making said pose determination;
a tracker camera coupled to said computer for providing a tracking image and whereof calibration information is stored in said computer; and
a plurality of marker bodies bearing markers adapted for attachment to respective objects to be tracked, said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for respective pose determination for each of said objects in conjunction with said calibration information. - View Dependent Claims (74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92)
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93. Apparatus for pose determination as recited in claim 73, wherein said tracker camera is adapted for head mounting on a user'"'"'s head.
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93-1. Apparatus for pose determination for in a workspace, said apparatus comprising:
a plurality of tracking modalities, said plurality of modalities including tracking apparatus for pose determination in surgical navigation using single camera tracking, wherein said tracking apparatus comprises;
at least one tracker camera for providing a tracking image for a medical image space;
a computer programmed for making a pose determination;
a plurality of tracking modalities, including at least one tracker camera for providing a tracking image for a medical image space;
a computer programmed for making a pose determination;
said tracker camera being coupled to said computer for providing thereto a tracking image and whereof calibration information is stored in said computer;
at least one marker body bearing markers and being adapted for attachment to at least one respective instrument to be tracked;
at least one further marker body bearing markers and being adapted for attachment to at least one respective object to be tracked; and
said markers exhibiting characteristics for providing respective images thereof in said tracking image such that said respective images provide sufficient information in said tracking image for enabling said computer to make respective pose determinations for each of said at least one respective instrument and said at least one respective object, in conjunction with said calibration information.
Specification