IP Library › Granted Patent US 11,893,729
Granted Patent B2
US 11,893,729 · App. 17/011,778 · Granted Feb 6, 2024

Multi-modal computer-aided diagnosis systems and methods for prostate cancer

Inventors: Adele Courot (Buc, FR); Nicolas Gogin (Buc, FR); Baptiste Perrin (Buc, FR); Lorraine Jammes (Buc, FR); Lucile Nosjean (Buc, FR); Melodie Sperandio (Buc, FR)
Assignee: GE Precision Healthcare LLC
G06T7/0012A61B5/4381G06T7/62G16H30/40G16H50/20A61B5/055A61B6/032A61B6/037A61B8/085G06T2207/20081G06T2207/20084G06T2207/30081G06T2207/30096G16H10/60G16H40/20
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Quick Facts
Patent No.
US 11,893,729
App. No.
17/011,778
Granted
Feb 6, 2024
Kind
B2
Abstract

Methods and apparatus for computer-aided prostate condition diagnosis are disclosed. An example computer-aided prostate condition diagnosis apparatus includes memory to store instructions and a processor. The example processor can detect a lesion from an image of a prostate gland and generate a mapping of the lesion from the image to a sector map, the generating the mapping of the lesion comprising identifying a depth region of the lesion, wherein the depth region indicates a location of the lesion along a depth axis. The processor can also provide the sector map comprising a representation of the lesion within the prostate gland mapped from the image to the sector map.

Claims (37)

1. An apparatus for providing a prostate condition diagnosis comprising:

a memory to store instructions; and

a processor to execute the instructions to:

detect, using a neural network, a lesion from an image of a prostate gland based at least in part on a prostate mask comprising one or more zones of the prostate gland;

generate a mapping of the lesion from the image to a sector map without user input, the generating the mapping of the lesion comprising identifying a depth region of the lesion, wherein the depth region indicates a location of the lesion along a depth axis, wherein the processor is to generate the mapping of the lesion by using a digital twin; and

provide the sector map comprising a representation of the lesion within the prostate gland mapped from the image to the sector map, and wherein the processor is to generate a score using the neural network and the provided sector map comprising the representation of the lesion mapped from the image to the sector map,

wherein the depth region is identified using an apex region, a mid region, and a base region of the prostate gland,

wherein the generating the mapping comprises calculating one or more polar coordinates relative to a center of the lesion in the image,

wherein the generating the mapping comprises computing a normalized radius based on the center of the lesion in the image, and

wherein the generating the mapping comprises computing a de-normalized radius based on the normalized radius and one or more dimensions of the sector map.

2. The apparatus of claim 1 , wherein the sector map provides a classification of the lesion mapped from the image, the classification to provide an assessment of prostate gland health.

3. The apparatus of claim 1 , wherein the generating the mapping comprises computing cartesian coordinates that represent the lesion and a diameter of the lesion within the sector map.

4. The apparatus of claim 3 , wherein the providing the sector map comprises transmitting the sector map and the representation of the mapping of the lesion to the sector map to a display device, wherein the representation of the mapping of the lesion comprises the cartesian coordinates of the lesion and the de-normalized radius of the lesion.

5. The apparatus of claim 4 , wherein the display device is electronically coupled to the apparatus or wherein the display device is coupled to a remote device that receives the sector map and the representation of the mapping of the lesion to the sector map from the apparatus.

6. The apparatus of claim 1 , wherein the image comprises a three-dimensional volume.

7. A non-transitory machine-readable storage medium comprising instructions that, in response to execution by a processor, cause the processor to:

detect, using a neural network, a lesion from an image of a prostate gland based at least in part on a prostate mask comprising one or more zones of the prostate gland;

generate a mapping of the lesion from the image to a sector map without user input, wherein the generating the mapping of the lesion comprises identifying a depth region of the lesion, wherein the depth region indicates a location of the lesion along a depth axis, wherein the processor is to generate the mapping of the lesion by using a digital twin;

provide the sector map comprising a representation of the lesion within the prostate gland mapped from the image to the sector map;

generate a score using the neural network and the provided sector map comprising the representation of the lesion mapped from the image to the sector map; and

display the sector map with the representation of the of the lesion within the prostate gland,

wherein the depth region is identified using an apex region, a mid region, and a base region of the prostate gland,

wherein the generating the mapping comprises calculating one or more polar coordinates relative to a center of the lesion in the image,

wherein the generating the mapping comprises computing a normalized radius based on the center of the lesion in the image, and

wherein the generating the mapping comprises computing a de-normalized radius based on the normalized radius and one or more dimensions of the sector map.

8. The non-transitory machine-readable storage medium of claim 7 , wherein the generating the mapping comprises computing cartesian coordinates that represent the lesion and a diameter of the lesion within the sector map.

9. A method for computer-aided prostate condition diagnosis, the method comprising:

detecting, using a neural network, a lesion from an image of a prostate gland based at least in part on a prostate mask comprising one or more zones of the prostate gland;

generating a mapping of the lesion from the image to a sector map without user input, the generating the mapping of the lesion comprising identifying a depth region of the lesion, wherein the depth region indicates a location of the lesion along a depth axis, wherein the generating of the mapping of the lesion is performed using a digital twin;

providing the sector map comprising a representation of the lesion within the prostate gland mapped from the image to the sector map;

generating a score using the neural network and the provided sector map comprising the representation of the lesion mapped from the image to the sector map; and

displaying the sector map with the representation of the of the lesion within the prostate gland,

wherein the depth region is identified using an apex region, a mid region, and a base region of the prostate gland,

wherein the generating the mapping comprises calculating one or more polar coordinates relative to a center of the lesion in the image,

wherein the generating the mapping comprises computing a normalized radius based on the center of the lesion in the image, and

wherein the generating the mapping comprises computing a de-normalized radius based on the normalized radius and one or more dimensions of the sector map.

10. The method of claim 9 , wherein the generating the mapping further comprises: computing cartesian coordinates that represent the lesion and a diameter of the lesion within the sector map.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2020
From: COUROT, ADELE; GOGIN, NICOLAS; PERRIN, BAPTISTE; JAMMES, LORRAINE; NOSJEAN, LUCILE; SPERANDIO, MELODIE
To: GE PRECISION HEALTHCARE LLC
Reel/Frame 053690/0398 →
Continuity (3)
Continuation In Part 16196887 · Nov 20, 2018
Provisional Application 62590266 · Nov 22, 2017
Related Publication 20200402236A1 · Dec 24, 2020