Patents by Inventor Kevin Bechtold
Kevin Bechtold has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240041350Abstract: A system for intra-operatively registering a pelvis comprising an acetabulum with a computer model of the pelvis in a coordinate system. The system may include: a) a surgical navigation system including a tracking device; and b) at least one computing device in communication with the surgical navigation system. The at least one computing device: i) receiving first data points from first intra-operatively collected points on an articular surface of the acetabulum, the first data points collected with the tracking device; ii) receiving a second data point from a second intra-operatively collected point on the pelvis, the second data point collected with the tracking device, the second data point corresponding in location to a second virtual data point on the computer model; and iii) determining an intra-operative center of rotation of the femur relative to the pelvis from the first data points.Type: ApplicationFiled: October 18, 2023Publication date: February 8, 2024Applicant: MAKO SURGICAL CORP.Inventors: Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Zhu Wu
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Publication number: 20230380988Abstract: A registration system including a bone pin guide and a bone pin clamp. The bone pin guide may include a guide body, a first guide including a first guide through-hole having a first longitudinal axis, and a second guide including a second guide through-hole having a second longitudinal axis. The bone pin guide may guide first and second bone pins into a bone via the first and second guides. The bone pin clamp may include a clamp body, first, second, and third clamp through-holes extending through the clamp body, a plurality of registration indents defined on the clamp body, and a clamping mechanism including at least one adjustable fastener. The bone pin clamp may receive the first and second bone pins in the first and third clamp through-holes and guide a third bone pin into the bone via the second clamp through-hole.Type: ApplicationFiled: July 13, 2023Publication date: November 30, 2023Applicant: MAKO SURGICAL CORP.Inventors: Zhu Wu, Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Ahmet Bagci
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Patent number: 11813052Abstract: A system for intra-operatively registering a pelvis comprising an acetabulum with a computer model of the pelvis in a coordinate system. The system may include: a) a surgical navigation system including a tracking device; and b) at least one computing device in communication with the surgical navigation system. The at least one computing device: i) receiving first data points from first intra-operatively collected points on an articular surface of the acetabulum, the first data points collected with the tracking device; ii) receiving a second data point from a second intra-operatively collected point on the pelvis, the second data point collected with the tracking device, the second data point corresponding in location to a second virtual data point on the computer model; and iii) determining an intra-operative center of rotation of the femur relative to the pelvis from the first data points.Type: GrantFiled: January 11, 2022Date of Patent: November 14, 2023Assignee: MAKO SURGICAL CORP.Inventors: Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Zhu Wu
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Publication number: 20230285014Abstract: A method includes providing a distraction device, and providing, separate from the distraction device, a disposable force sensor pod configured to be removably coupled to the distraction device. The method also includes communicating, by the disposable force sensor pod, information relating to distraction of a joint by the distraction device to a computing system.Type: ApplicationFiled: May 18, 2023Publication date: September 14, 2023Applicant: Orthosensor, Inc.Inventors: Jason Otto, Radu Iorgulescu, Kevin Bechtold, Jonathan Trousdale, Joseph Decerce
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Patent number: 11737894Abstract: A registration system including a bone pin guide and a bone pin clamp. The bone pin guide may include a guide body, a first guide including a first guide through-hole having a first longitudinal axis, and a second guide including a second guide through-hole having a second longitudinal axis. The bone pin guide may guide first and second bone pins into a bone via the first and second guides. The bone pin clamp may include a clamp body, first, second, and third clamp through-holes extending through the clamp body, a plurality of registration indents defined on the clamp body, and a clamping mechanism including at least one adjustable fastener. The bone pin clamp may receive the first and second bone pins in the first and third clamp through-holes and guide a third bone pin into the bone via the second clamp through-hole.Type: GrantFiled: March 2, 2021Date of Patent: August 29, 2023Assignee: MAKO SURGICAL CORP.Inventors: Zhu Wu, Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Ahmet Bagci
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Publication number: 20230248349Abstract: A joint distraction lever, comprising a lever body comprising a handle portion and a working portion, a distal tip coupled to the working portion, and a fulcrum extending from a bottom surface of the working portion and spaced apart from the distal tip such that the fulcrum is positioned between the distal tip and the handle portion, where the joint distraction lever is configured to determine a distraction force based on deformation of the joint distraction lever.Type: ApplicationFiled: April 21, 2023Publication date: August 10, 2023Applicant: MAKO Surgical Corp.Inventors: Kevin Bechtold, Jason Otto, Hyosig Kang, Radu Iorgulescu
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Patent number: 11666318Abstract: A surgical system includes a disposable force sensor pod that includes a load cell and a mounting feature. The surgical system also includes a computing system configured to be placed in electronic communication with the disposable force sensor pod and receive a force measurement from the disposable force sensor pod. The disposable force sensor pod is configured to be removeably coupled to a distraction device using the mounting feature.Type: GrantFiled: August 27, 2020Date of Patent: June 6, 2023Assignees: MAKO Surgical Corp., OrthoSensor, Inc.Inventors: Jason Otto, Radu Iorgulescu, Kevin Bechtold, Jonathan Trousdale, Joseph Decerce
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Patent number: 11660083Abstract: A method for assessing a joint includes inserting a joint distraction lever into a space between a first bone and a second bone of the joint, distracting the joint with the joint distraction lever, determining, using a measurement device of the joint distraction lever, a distraction force applied by the joint distraction lever as the joint distraction lever is used to distract the joint, determining whether the distraction force matches a predetermined amount of the distraction force, and in response to determining that the distraction force matches the predetermined amount of the distraction force, capturing first poses of the first bone and the second bone.Type: GrantFiled: December 23, 2020Date of Patent: May 30, 2023Assignee: MAKO Surgical Corp.Inventors: Kevin Bechtold, Jason Otto, Hyosig Kang, Radu Iorgulescu
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Publication number: 20230086467Abstract: Systems and methods for assisting users with accurate tool identification. A tool includes a tool feature, and a navigation system includes a localizer to detect a position of the tool feature. A memory stores identification data associated with a plurality of tools. Controller(s) is/are coupled to the navigation system, the memory and the display. The controller(s) receive, from the localizer, the detected position of the tool feature and compare the detected position of the tool feature with the identification data stored in the memory to determine an identity of the tool. The controller(s) present, on a display, the identity of the tool and an identity of at least one other tool.Type: ApplicationFiled: November 29, 2022Publication date: March 23, 2023Applicant: MAKO Surgical Corp.Inventors: Zenan Zhang, Kevin Bechtold, Carl Gayle
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Patent number: 11534242Abstract: A surgical system for assisting a user in performing a surgical procedure at a surgical site, comprising a tool having a checkpoint, a pointer having a tip, and a localizer to determine a position of the pointer within a field of view. A memory comprises identification data associated with a plurality of tools. A controller is configured to prompt the user to position the tip of at the checkpoint, to receive position data from the localizer associated with the pointer within the field of view, to compare position data associated with the pointer against the identification data of the memory to determine an identity of the tool, and to present the user with the identity of the tool.Type: GrantFiled: February 19, 2019Date of Patent: December 27, 2022Assignee: MAKO Surgical Corp.Inventors: Zenan Zhang, Kevin Bechtold, Carl Gayle
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Publication number: 20220183767Abstract: A surgical system includes a tracking system configured to obtain data indicative of a pose of a first bone of a joint and a pose of a second bone of the joint, a display device configured to display a graphical user interface, and circuitry configured to determine an acceptable range of flexion angles of the joint for a gap capture step, determine a current flexion angle of the joint based on the data from the tracking system, determine the current flexion angle relative to the acceptable range of flexion angles for the gap capture step, and control the display device to provide, via the graphical user interface, a visualization of the current flexion angle relative to the acceptable range of flexion angles for a gap capture step.Type: ApplicationFiled: October 29, 2021Publication date: June 16, 2022Inventors: Jason Otto, Kelly Dunn, Kevin Bechtold, Emerson Tucker
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Publication number: 20220133291Abstract: A joint distraction lever includes a lever body having a handle portion coupled to a working portion, a fulcrum extending from a bottom surface of the working portion of the lever body, a distal tip, which is raised above a top surface of the working portion of the lever body, a force measurement device used to measure a distraction force applied at the distal tip during a distraction procedure for a joint during which a torque is applied at the handle portion of the lever body, and a force value output used to indicate the distraction force applied at the distal tip.Type: ApplicationFiled: January 13, 2022Publication date: May 5, 2022Inventors: Jason Otto, Mark Nadzadi, Radu Iorgulescu, Kevin Bechtold, Hyosig Kang
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Publication number: 20220125334Abstract: A system for intra-operatively registering a pelvis comprising an acetabulum with a computer model of the pelvis in a coordinate system. The system may include: a) a surgical navigation system including a tracking device; and b) at least one computing device in communication with the surgical navigation system. The at least one computing device: i) receiving first data points from first intra-operatively collected points on an articular surface of the acetabulum, the first data points collected with the tracking device; ii) receiving a second data point from a second intra-operatively collected point on the pelvis, the second data point collected with the tracking device, the second data point corresponding in location to a second virtual data point on the computer model; and iii) determining an intra-operative center of rotation of the femur relative to the pelvis from the first data points.Type: ApplicationFiled: January 11, 2022Publication date: April 28, 2022Applicant: MAKO Surgical Corp.Inventors: Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Zhu Wu
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Patent number: 11253246Abstract: A joint distraction lever for use during a distraction procedure is disclosed. The joint distraction lever includes a lever body having a handle portion coupled to a working portion, a fulcrum extending from a bottom surface of the working portion of the lever body, a distal tip, wherein the distal tip is raised above a top surface of the working portion of the lever body, a force measurement device configured to measure a distraction force applied at the distal tip during a distraction procedure for a joint during which a torque is applied at the handle portion of the lever body, and a force value output configured to indicate the distraction force applied at the distal tip.Type: GrantFiled: June 20, 2019Date of Patent: February 22, 2022Assignee: MAKO Surgical Corp.Inventors: Jason Otto, Mark Nadzadi, Kevin Bechtold, Radu Iorgulescu
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Patent number: 11246508Abstract: A system for intra-operatively registering a pelvis comprising an acetabulum with a computer model of the pelvis in a coordinate system. The system may include: a) a surgical navigation system including a tracking device; and b) at least one computing device in communication with the surgical navigation system. The at least one computing device: i) receiving first data points from first intra-operatively collected points on an articular surface of the acetabulum, the first data points collected with the tracking device; ii) receiving a second data point from a second intra-operatively collected point on the pelvis, the second data point collected with the tracking device, the second data point corresponding in location to a second virtual data point on the computer model; and iii) determining an intra-operative center of rotation of the femur relative to the pelvis from the first data points.Type: GrantFiled: October 15, 2019Date of Patent: February 15, 2022Assignee: MAKO Surgical Corp.Inventors: Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matt Thompson, Eric Branch, Varun Chandra, Zhu Wu
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Publication number: 20220031473Abstract: Disclosed herein is a balancer algorithm to perform joint balancing calculations to identify target solutions based on surgeon preference. The balancer algorithm can generate a suggested final implant plan from a predetermined range. The balancer algorithm can be used in a knee arthroplasty procedure to generate bone resection depths, bone gaps, implant angulations, required soft tissue release, etc. Input to the balancer algorithm can include preoperative data, intraoperative data, and surgeon preference data.Type: ApplicationFiled: July 28, 2021Publication date: February 3, 2022Inventors: Matthew Carter, Matt Walker, Xiangyi Liu, Azhar Ali, Daniele De Massari, Thies Wuestemann, Sietske Witvoet, Emily Hampp, Jason Karl Otto, Kelly Dunn, Kevin Bechtold
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Publication number: 20210177621Abstract: A registration system including a bone pin guide and a bone pin clamp. The bone pin guide may include a guide body, a first guide including a first guide through-hole having a first longitudinal axis, and a second guide including a second guide through-hole having a second longitudinal axis. The bone pin guide may guide first and second bone pins into a bone via the first and second guides. The bone pin clamp may include a clamp body, first, second, and third clamp through-holes extending through the clamp body, a plurality of registration indents defined on the clamp body, and a clamping mechanism including at least one adjustable fastener. The bone pin clamp may receive the first and second bone pins in the first and third clamp through-holes and guide a third bone pin into the bone via the second clamp through-hole.Type: ApplicationFiled: March 2, 2021Publication date: June 17, 2021Applicant: MAKO Surgical Corp.Inventors: Zhu Wu, Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Ahmet Bagci
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Publication number: 20210106320Abstract: A method for assessing a joint includes inserting a joint distraction lever into a space between a first bone and a second bone of the joint, distracting the joint with the joint distraction lever, determining, using a measurement device of the joint distraction lever, a distraction force applied by the joint distraction lever as the joint distraction lever is used to distract the joint, determining whether the distraction force matches a predetermined amount of the distraction force, and in response to determining that the distraction force matches the predetermined amount of the distraction force, capturing first poses of the first bone and the second bone.Type: ApplicationFiled: December 23, 2020Publication date: April 15, 2021Applicant: MAKO Surgical Corp.Inventors: Kevin Bechtold, Jason Otto, Hyosig Kang, Radu Iorgulescu
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Patent number: 10959857Abstract: A registration system including a bone pin guide and a bone pin clamp. The bone pin guide may include a guide body, a first guide including a first guide through-hole having a first longitudinal axis, and a second guide including a second guide through-hole having a second longitudinal axis. The bone pin guide may guide first and second bone pins into a bone via the first and second guides. The bone pin clamp may include a clamp body, first, second, and third clamp through-holes extending through the clamp body, a plurality of registration indents defined on the clamp body, and a clamping mechanism including at least one adjustable fastener. The bone pin clamp may receive the first and second bone pins in the first and third clamp through-holes and guide a third bone pin into the bone via the second clamp through-hole.Type: GrantFiled: February 26, 2019Date of Patent: March 30, 2021Assignee: MAKO Surgical Corp.Inventors: Zhu Wu, Sunil Gupta, Ta-Cheng Chang, Zenan Zhang, Kevin Bechtold, Matthew Thompson, Eric Branch, Varun Chandra, Ahmet Bagci
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Patent number: D973877Type: GrantFiled: April 22, 2019Date of Patent: December 27, 2022Assignee: MAKO Surgical Corp.Inventors: Kevin Bechtold, Ali Abbasi, Amit Mistry, Mark Nadzadi, Jason Otto, Kartik Mangudi Varadarajan, Tom Coon, Ken Gustke, Richard Illgen, Stefan Kreuzer, Carlos Lavernia, Martin Roche, Harry Rubash