Image guided awl/tap/screwdriver
First Claim
1. A trackable medical instrument for use in a computer assisted image guided surgery system having a digitizer for tracking the position of the instrument in three dimensional space and a display providing an indication of the position of the instrument with respect to images of a body part take preoperatively, the instrument comprising:
- a guide member having an emitter array mounted thereon for being tracked by a digitizer; and
a drive shaft contained within the guide member, the drive shaft having a longitudinal axis and a proximal and a distal end, the drive shaft being rotatable within the guide member while being fixable within the guide member in a direction of the longitudinal axis, the proximal end of the drive shaft having a first connector for interchangeably receiving at least one drive source for transmitting torque to the drive shaft causing rotation of the drive shaft relative to the guide member, and the distal end having a second connector for interchangeably receiving at least one instrument tip.
2 Assignments
0 Petitions
Accused Products
Abstract
A trackable medical instrument for use in a computer assisted image guided medical and surgical navigation systems that generate images during medical and surgical procedures, includes a guide member having an emitter array for being tracked by the system and a drive shaft contained within the guide member having a proximal and a distal end, the drive shaft being rotatable within the guide member while being fixable axially inside the guide member, the proximal end of the drive shaft having a first connector for interchangeably receiving at least one drive source, and the distal end having a second connector for interchangeably receiving at least one instrument tip.
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Citations
76 Claims
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1. A trackable medical instrument for use in a computer assisted image guided surgery system having a digitizer for tracking the position of the instrument in three dimensional space and a display providing an indication of the position of the instrument with respect to images of a body part take preoperatively, the instrument comprising:
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a guide member having an emitter array mounted thereon for being tracked by a digitizer; and a drive shaft contained within the guide member, the drive shaft having a longitudinal axis and a proximal and a distal end, the drive shaft being rotatable within the guide member while being fixable within the guide member in a direction of the longitudinal axis, the proximal end of the drive shaft having a first connector for interchangeably receiving at least one drive source for transmitting torque to the drive shaft causing rotation of the drive shaft relative to the guide member, and the distal end having a second connector for interchangeably receiving at least one instrument tip. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A trackable medical instrument for use in a computer assisted image guided surgery system having a digitizer for receiving signals representing a position of the instrument during surgery, a computer for processing the signals received, and a display for providing an image representing the position of the instrument in three dimensional space during surgery, the instrument comprising:
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guiding means for guiding the instrument in three dimensional space, the guiding means including signaling means for providing a signal representing the trajectory of the instrument and the location of the instrument; and driving means for driving the instrument contained within the guiding means, the driving means having a longitudinal axis and being fixable in relation to the guiding means in a direction of the longitudinal axis while being rotatable in relation to the guiding means, the driving means having a first end adapted to interchangeably receive at least one medical instrument tip and an opposite end adapted to interchangeably receive at least one drive source. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A trackable medical instrument for use in a computer assisted image guided surgery system having a digitizer for tracking the position of the instrument in three dimensional space and a display providing an indication of the position of the instrument with respect to images of a body part take preoperatively, the instrument comprising:
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a guide member having an emitter array mounted thereon for being tracked by a digitizer; a drive shaft contained within the guide member, the drive shaft having a longitudinal axis and a proximal and a distal end, the drive shaft being rotatable within the guide member while being fixable within the guide member in a direction of the longitudinal axis; an instrument tip extending from the proximal end of the drive shaft;
wherein the instrument tip rotates freely relative to the guide member while being fixable axially relative to the guide member; anda drive handle extending from the distal end of the drive shaft for guiding the instrument, including the guide member, and for imparting rotary motion to the drive shaft and the instrument tip independent of the guide member. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42)
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43. A trackable medical instrument for use in a computer assisted image guided surgery system having a digitizer for tracking the position of the instrument in three dimensional space and a display providing an indication of the position of the instrument with respect to images of a body part taken preoperatively, the instrument comprising:
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a guide member having a tracking device mounted thereon for being tracked by a digitizer; a drive shaft contained within the guide member, the drive shaft having a longitudinal axis and a proximal and a distal end, the drive shaft being rotatable within the guide member while being fixable within the guide member in a direction of the longitudinal axis; an instrument tip extending from the proximal end of the drive shaft;
wherein the instrument tip rotates freely relative to the guide member while being fixable axially relative to the guide member; anda drive handle extending from the distal end of the drive shaft for guiding the instrument, including the guide member, and for imparting rotary motion to the drive shaft and the instrument tip independent of the guide member. - View Dependent Claims (44, 45, 46, 47, 48, 49, 50)
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51. A trackable instrument, a guide member having a tracking device mounted thereon for being tracked by a system including a digitizer and a drive shaft contained within the guide member, the drive shaft having a longitudinal axis and a proximal end and a distal end, the distal end having a tip connector, the instrument comprising:
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at least one instrument tip extending a distance between a tip proximal end and a tip distal end; wherein the tip proximal end includes a shaped exterior; wherein the tip distal end is configured for performing a procedure; wherein the tip proximal end is configured to be interchangeably received with the tip connector; wherein the system is configured to be recalibrated to determine a position of the instrument tip for tracking after the instrument is connected to the drive shaft. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62)
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63. A trackable instrument, a guide member having a tracking device mounted thereon for being tracked by a digitizer of a system and a drive shaft contained within the guide member, the drive shaft having a longitudinal axis and a proximal end and a distal end, the distal end having a tip connector, wherein the drive shaft is configured to be rotatable within the guide member while being fixable within the guide member in a direction of the longitudinal axis, the instrument comprising:
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at least one instrument tip extending a distance between a tip proximal end and a tip distal end; wherein the tip proximal end includes a shaped exterior; wherein the tip distal end is configured for performing a procedure; wherein the tip proximal end is configured to be interchangeably received with the tip connector; wherein the system is configured to be recalibrated to determine a position of the instrument tip for tracking after the instrument is connected to the drive shaft and the instrument tip to rotate relative to the tracking device with the drive shaft contained within the guide member. - View Dependent Claims (64, 65, 66, 67, 68)
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69. A method for operation of a trackable instrument, comprising:
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engaging an instrument tip to a tip connector of a drive shaft, wherein the drive shaft is contained within a guide member, wherein a tracking device is mounted on the guide member for being tracked by a digitizer, the drive shaft having a longitudinal axis and a proximal end and a distal end, the distal end having the tip connector, wherein the drive shaft is configured to be rotatable within the guide member while being fixable within the guide member in a direction of the longitudinal axis, the instrument tip having a tip proximal end and a tip distal end, wherein the tip proximal end is configured to be interchangeably received with the tip connector; and calibrating the engaged instrument tip when engaged to the drive shaft. - View Dependent Claims (70, 71, 72, 73, 74, 75, 76)
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Specification