# US 9,892,228 B2 · Systems and methods for generating orthotic device models from user-based data capture

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- Number: US 9,892,228 B2
- Document ID: US9892228B2
- Status: Granted
- Kind: B2
- Application number: 14/961,769
- Filed: 2015-12-07
- Published: 2016-03-24
- Granted: 2018-02-13
- Earliest claimed: 2013-07-26
- Assignees: Aetrex Worldwide, Inc.
- Applicants: Aetrex Worldwide, Inc.
- Inventors: Kegan Leann Schouwenburg; Nathan Ghabour; Alexander Crosby
- Web page: https://patentgrep.com/patent/US9892228B2

## CPC

- G06F 30/17: Mechanical parametric or variational design
- B29C 64/386: Data acquisition or data processing for additive manufacturing
- B29C 64/393: for controlling or regulating additive manufacturing processes
- B33Y 50/00: Data acquisition or data processing for additive manufacturing
- G05B 15/02: electric
- G05B 19/4099: Surface or curve machining, making three-dimensional [3D] objects, e.g. desktop manufacturing
- G06F 30/00: Computer-aided design [CAD]
- G06F 30/12: characterised by design entry means specially adapted for CAD, e.g. graphical user interfaces [GUI] specially adapted for CAD
- G16B 5/00: ICT specially adapted for modelling or simulations in systems biology, e.g. gene-regulatory networks, protein interaction networks or metabolic networks
- B33Y 10/00: Processes of additive manufacturing
- B33Y 30/00: Apparatus for additive manufacturing; Details thereof or accessories therefor
- B33Y 50/02: for controlling or regulating additive manufacturing processes
- G05B 2219/23005: Expert design system, uses modeling, simulation, to control design process
- G05B 2219/23011: Sequence control design using pc, cad of control system CADCS
- G16H 50/50: for simulation or modelling of medical disorders
- Y02P 90/02: Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- B29C: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms B29B11/00; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B37/00 - B32B41/00)
- B33Y: ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G)
- G16B: BIOINFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR GENETIC OR PROTEIN-RELATED DATA PROCESSING IN COMPUTATIONAL MOLECULAR BIOLOGY
- G16H: HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

## Abstract

A method for generating an orthotic device is disclosed. The method includes receiving data from a client device of a patient, the data comprising patient information and image data representative of a body part of the patient. The method further includes generating, based on the image data, three-dimensional model data representative of the body part, and generating parametric CAD model data of the orthotic device based on the three-dimensional model data and the patient information. The parametric CAD model data is transmitted to a three-dimensional printer, wherein the three-dimensional printer is to generate the orthotic device based on the parametric CAD model data.

## Claims

### Claim 1

A method for producing an orthotic device customized to or custom produced for anatomy of an individual to improve biomechanics of the individual, the method comprising:
generating, for display by a display device, a live video feed captured by a camera and one or more visual indicators overlaid on the live video feed to guide capture a plurality of images of a body part of the individual, the one or more visual indicators being representative of target orientations for the body part with respect to the camera;
capturing, by a processing device, the plurality of images of the body part when the body part, as displayed in the live video feed, is positioned according to the target orientations; and
transmitting, by the processing device, the plurality of images to a server, wherein the server is to:
compute a plurality of physical dimensions of the body part of the individual by deriving the plurality of physical dimensions at least partially from the plurality of images;
generate model data representative of the orthotic device based at least partially on the plurality of physical dimensions of the body part and a digital three-dimensional (3D) model of the body part to facilitate optimization of mechanical properties of the orthotic device to the individual, wherein the 3D model is capable of being inspected, re-used, or re-processed by an algorithm executed by the processing device or updated based on new algorithms and/or updated data associated with the individual; and
transmit the model data to a fabrication device, wherein the fabrication device is to fabricate the orthotic device based on the model data.

### Claim 2 (depends on 1)

The method of claim 1, wherein the server is to further:
generate the 3D model based on the plurality of images and physical parameters of the individual, wherein deriving the plurality of physical dimensions comprises deriving the plurality of physical dimensions from the 3D model.

### Claim 3 (depends on 2)

The method of claim 2, wherein the plurality of physical dimensions of the body part are derived at least partially from the physical parameters of the individual.

### Claim 4 (depends on 3)

The method of claim 3, wherein the body part is a foot of the individual, wherein the physical parameters of the individual comprise a measured foot length, and wherein deriving the plurality of physical dimensions at least partially from the plurality of images comprises scaling at least one of the plurality of physical dimensions based on the measured foot length.

### Claim 5 (depends on 1)

The method of claim 1, further comprising:
capturing inertial measurement unit data while capturing the plurality of images of the body part, wherein deriving the plurality of physical dimensions comprises deriving the plurality of physical dimensions based at least partially on the inertial measurement unit data.

### Claim 6

A system for producing an orthotic device customized to or custom produced for anatomy of an individual to improve biomechanics of the individual, the system comprising:
a display device;
a memory; and
a processing device communicatively coupled to the memory and the display device, wherein the processing device is to:
generate, for display by the display device, a live video feed captured by a camera and one or more visual indicators overlaid on the live video feed to guide capture a plurality of images of a body part of the individual, the one or more visual indicators being representative of target orientations for the body part with respect to the camera;
capture and store in the memory the plurality of images of the body part when the body part, as displayed in the live video feed, is positioned according to the target orientations; and
transmit the plurality of images to a server, wherein the server is to:
compute a plurality of physical dimensions of the body part of the individual by deriving the plurality of physical dimensions at least partially from the plurality of images;
generate model data representative of the orthotic device based at least partially on the plurality of physical dimensions of the body part and a 3D model of the body part to facilitate optimization of mechanical properties of the orthotic device to the individual, wherein the 3D model is capable of being inspected, re-used, or re-processed by an algorithm executed by the processing device or updated based on new algorithms and/or updated data associated with the individual; and
transmit the model data to a fabrication device, wherein the fabrication device is to fabricate the orthotic device based on the model data.

### Claim 7 (depends on 6)

The system of claim 6, wherein the server is to further:
generate the 3D model based on the plurality of images and physical parameters of the individual,
wherein, to derive the plurality of physical dimensions, the server is to further derive the plurality of physical dimensions from the 3D model.

### Claim 8 (depends on 7)

The system of claim 7, wherein the plurality of physical dimensions of the body part are to be derived at least partially from the physical parameters of the individual.

### Claim 9 (depends on 8)

The system of claim 8, wherein the body part is a foot of the individual, wherein the physical parameters of the individual comprise a measured foot length, and wherein, to derive the plurality of physical dimensions at least partially from the plurality of images, the server is to further scale at least one of the plurality of physical dimensions based on the measured foot length.

### Claim 10 (depends on 6)

The system of claim 6, wherein the processing device is to further:
capture inertial measurement unit data while capturing the plurality of images of the body part,
wherein, to derive the plurality of physical dimensions, the processing device is to further derive the plurality of physical dimensions based at least partially on the inertial measurement unit data.

### Claim 11

A non-transitory computer-readable storage medium having instructions encoded thereon, which, when executed by a processing device, cause the processing device to:
generate, for display by the display device, a live video feed captured by a camera and one or more visual indicators overlaid on the live video feed to guide capture a plurality of images of a body part of an individual, the one or more visual indicators being representative of target orientations for the body part with respect to the camera;
capture and store in the memory the plurality of images of the body part when the body part, as displayed in the live video feed, is positioned according to the target orientations; and
transmit the plurality of images to a server, wherein the server is to:
compute a plurality of physical dimensions of the body part of the individual by deriving the plurality of physical dimensions at least partially from the plurality of images;
generate model data representative of an orthotic device based at least partially on the plurality of physical dimensions of the body part and a 3D model of the body part to facilitate optimization of mechanical properties of the orthotic device to the individual, wherein the 3D model is capable of being inspected, re-used, or re-processed by an algorithm executed by the processing device or updated based on new algorithms and/or updated data associated with the individual; and
transmit the model data to a fabrication device, wherein the fabrication device is to fabricate the orthotic device based on the model data.

### Claim 12 (depends on 11)

The non-transitory computer-readable storage medium of claim 11, wherein the server is to further:
generate the 3D model based on the plurality of images and physical parameters of the individual,
wherein, to derive the plurality of physical dimensions, the server is to further derive the plurality of physical dimensions from the 3D model.

### Claim 13 (depends on 12)

The non-transitory computer-readable storage medium of claim 12, wherein the plurality of physical dimensions of the body part are to be derived at least partially from the physical parameters of the individual.

### Claim 14 (depends on 13)

The non-transitory computer-readable storage medium of claim 13, wherein the body part is a foot of the individual, wherein the physical parameters of the individual comprise a measured foot length, and wherein, to derive the plurality of physical dimensions at least partially from the plurality of images, the server is to further scale at least one of the plurality of physical dimensions based on the measured foot length.
