# US 2014/0195030 A1 · Cutting decision-making system and method for donated tissues

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- Number: US 2014/0195030 A1
- Document ID: US20140195030A1
- Status: Published application
- Kind: A1
- Application number: 13/736,154
- Filed: 2013-01-08
- Published: 2014-07-10
- Earliest claimed: 2013-01-08
- Assignees: Warsaw Orthopedic, Inc.
- Applicants: Warsaw Orthopedic, Inc.
- Inventors: Ted Farwell
- Web page: https://patentgrep.com/patent/US20140195030A1

## CPC

- A61B 34/10: Computer-aided planning, simulation or modelling of surgical operations
- A61B 2034/107: {Visualisation of planned trajectories or target regions}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

A system and method for cut decision-making to increase tissue yield includes a three-dimensional scanner configured to collect scan data of a tissue sample. A computer system includes a processor and memory and is configured to receive the scan data to generate a digital model of the tissue sample. A computer program is stored in the memory and is configured to compute an optimized cutting plan for the tissue sample. The cutting plan is based on criteria input to the program to determine a best combination of primitives to fit within a volume of the tissue sample. A cutting device is configured to receive the tissue sample and cut the tissue sample in accordance with the cutting plan. Various methods are also disclosed.

## Claims

### Claim 1

A system for cut decision-making to increase tissue yield, comprising: a three-dimensional scanner configured to collect scan data of a tissue sample; a computer system having a processor and memory and being configured to receive the scan data to generate a digital model of the tissue sample; a computer program stored in the memory and configured to compute an optimized cutting plan for the tissue sample, the cutting plan being based on criteria input to the program to determine a best combination of primitives to fit within a volume of the tissue sample; and a cutting device configured to receive the tissue sample and cut the tissue sample in accordance with the cutting plan.

### Claim 2 (depends on 1)

The system of claim 1, wherein the memory includes a library, which stores the primitives, the primitives including desired product shapes.

### Claim 3 (depends on 1)

The system of claim 1, wherein the cutting plan includes a plurality of different sized portions corresponding with a plurality of different primitives such that multiple different products are concurrently provided by an individual tissue sample.

### Claim 4 (depends on 1)

The system of claim 1, wherein the computer program considers product need based upon a set of tissue samples and optimizes the cutting plan using scan data from a plurality of tissue samples.

### Claim 5 (depends on 1)

The system of claim 1, wherein the three-dimensional scanner includes external and internal scanning devices.

### Claim 6 (depends on 5)

The system of claim 5, wherein the internal scanning devices include one or more of computed tomography and fluoroscopy.

### Claim 7 (depends on 5)

The system of claim 5, wherein the external scanning devices include one or more of a laser scanner and an infrared scanner.

### Claim 8 (depends on 1)

The system of claim 1, wherein the tissue sample includes bone and the cutting device includes a saw, a laser or a water jet.

### Claim 9 (depends on 1)

The system of claim 1, wherein the cutting plan includes allowance for material removed due to the cutting device.

### Claim 10 (depends on 1)

The system of claim 1, further comprising a user interface, and the computer program being configured to permit user input to adjust the cutting plan.

### Claim 11 (depends on 10)

The system of claim 10, wherein the user interface permits introduction of a new portion into the cutting plan.

### Claim 12 (depends on 1)

The system of claim 1, wherein the criteria includes user input criteria on current industry need, placed orders, desired product mix, product margins, outgoing demand, and raw material available.

### Claim 13 (depends on 1)

The system of claim 1, wherein the criteria includes industry demand determined by collecting information from a communication network.

### Claim 14

A method for cut decision-making to increase tissue yield, comprising: scanning a tissue sample in three dimensions to collect dimensional data; generating a digital model of the tissue sample on a computer system having a processor and memory using the dimensional data; computing an optimized cutting plan for the tissue sample, the cutting plan being based on criteria input to a program to determine a best combination of primitives to fit within a volume of the tissue sample; and cutting the tissue sample in accordance with the cutting plan.

### Claim 15 (depends on 14)

The method of claim 14, wherein the cutting plan includes a plurality of different sized portions corresponding with a plurality of different primitives such that multiple different products are concurrently provided by an individual tissue sample.

### Claim 16 (depends on 14)

The method of claim 14, wherein computing an optimized cutting plan includes considering product need based upon a set of tissue samples and optimizing the cutting plan using dimensional data from a plurality of tissue samples.

### Claim 17 (depends on 14)

The method of claim 14, wherein the tissue sample includes bone and the cutting device cuts the tissue sample using one or more of a saw, a laser and a water jet.

### Claim 18 (depends on 14)

The method of claim 14, wherein the cutting plan includes allowance for material removed due to the cutting device.

### Claim 19 (depends on 14)

The method of claim 14, further comprising adjusting the cutting plan by a user using a user interface.

### Claim 20 (depends on 14)

The method of claim 14, wherein the criteria includes user input criteria on current industry need, placed orders, desired product mix, product margins, outgoing demand, and raw material available.
