IP Library Granted Patent US 8,831,315
Granted Patent B1
US 8,831,315 · App. 14/172,594 · Granted Sep 9, 2014

Methods and systems for assessing image quality in modeling of patient anatomic or blood flow characteristics

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Quick Facts
Patent No.
US 8,831,315
App. No.
14/172,594
Granted
Sep 9, 2014
Kind
B1
Abstract

Systems and methods are disclosed for assessing the quality of medical images of at least a portion of a patient's anatomy, using a computer system. One method includes receiving one or more images of at least a portion of the patient's anatomy; determining, using a processor of the computer system, one or more image properties of the received images; performing, using a processor of the computer system, anatomic localization or modeling of at least a portion of the patient's anatomy based on the received images; obtaining an identification of one or more image characteristics associated with an anatomic feature of the patient's anatomy based on the anatomic localization or modeling; and calculating, using a processor of the computer system, an image quality score based on the one or more image properties and the one or more image characteristics.

Claims (44)

1. A method for assessing the quality of medical images of at least a portion of a patient's anatomy, using a computer system, the method comprising:

receiving one or more images of at least a portion of the patient's anatomy;

performing, using a processor of the computer system, anatomic localization or modeling of at least a portion of the patient's anatomy based on the received images;

identifying one or more image characteristics associated with anatomic features of the patient's anatomy represented in the received images, based on the anatomic localization or modeling;

calculating an image quality score based on the one or more image characteristics;

performing, using a processor of the computer system, a simulation based on the anatomic localization or modeling of at least a portion of the patient's anatomy; and

generating one or more confidence metrics associated with a result of the simulation based on the calculated image quality score.

2. The method of claim 1 , wherein the calculated image quality score is used for one or both of: calculating a time to complete a medical diagnostic imaging analysis; and

calculating a cost to complete a medical diagnostic imaging analysis.

3. The method of claim 1 , wherein the calculated image quality score is used for determining whether to perform modeling, simulation, or a combination thereof based on the received images.

4. The method of claim 1 , wherein the calculated image quality score is used for generating a medical imaging determination.

5. The method of claim 1 , wherein the one or more confidence metrics includes one or more of: a confidence interval, an estimated error, a confidence percentage, an accuracy estimate, and a precision estimate.

6. The method of claim 1 , wherein the simulation includes one or more guided simulation techniques.

7. The method of claim 1 , further comprising: identifying, using a processor of the computer system, one or more modified image acquisition parameters determined to improve the calculated image quality score.

8. The method of claim 1 , wherein further comprising: selecting, for modeling, simulation, or analysis, a subset of the received images based on one or more image characteristics.

9. The method of claim 1 , further comprising:

determining a set of data based on the one or more image characteristics; and

determining a selection, a combination, or a correction associated with the set of data to improve the calculated image quality score.

10. The method of claim 1 , further comprising: providing a feedback or recommendation to an imaging technician based on the calculated image quality score.

11. A system for assessing the quality of medical images of at least a portion of a patient's anatomy, the system comprising:

a digital storage device storing instructions for assessing the quality of medical images of at least a portion of a patient's anatomy; and

a processor configured to execute the instructions to perform a method including: receiving one or more images of at least a portion of the patient's anatomy;

performing, using a processor of the computer system, anatomic localization or modeling of at least a portion of the patient's anatomy based on the received images;

identifying one or more image characteristics associated with anatomic features of the patient's anatomy represented in the received images, based on the anatomic localization or modeling;

calculating an image quality score based on the one or more image characteristics;

performing, using a processor of the computer system, a simulation based on the anatomic localization or modeling of at least a portion of the patient's anatomy; and

generating one or more confidence metrics associated with a result of the simulation based on the calculated image quality score.

12. The system of claim 11 , wherein the calculated quality score is used for one or both of: calculating a time to complete a medical diagnostic imaging analysis; and calculating a cost to complete a medical diagnostic imaging analysis.

13. The system of claim 11 , wherein the calculated image quality score is used for determining whether to perform modeling, simulation, or a combination thereof based on the received images.

14. The system of claim 11 , wherein the calculated image quality score is used for generating a medical image determination.

15. The system of claim 11 , wherein the one or more confidence metrics includes one or more of: a confidence interval, an estimated error, a confidence percentage, an accuracy estimate, and a precision estimate.

16. The system of claim 11 , wherein the simulation includes one or more guided simulation techniques.

17. The system of claim 11 , further comprising: identifying, using a processor of the computer system, one or more modified image acquisition parameters determined to improve the calculated image quality score.

18. The system of claim 11 , further comprising: selecting, for modeling, simulation, or analysis, a subset of the received images based on one or more image characteristics.

19. The system of claim 18 , further comprising:

determining a set of data based on the one or more image characteristics; and

determining a selection, a combination, or a correction associated with the set of data to improve the calculated image quality score.

20. A non-transitory computer readable medium for use on at least one computer system containing computer-executable programming instructions for assessing the quality of medical images of at least a portion of a patient's anatomy, that when executed by the at least one computer system, cause the performance of a method comprising:

receiving one or more images of at least a portion of the patient's anatomy;

performing, using a processor of the computer system, anatomic localization or modeling of at least a portion of the patient's anatomy based on the received images;

identifying one or more image characteristics associated with anatomic features of the patient's anatomy represented in the received images, based on the anatomic localization or modeling;

calculating an image quality score based on the one or more image characteristics;

performing, using a processor of the computer system, a simulation based on the anatomic localization or modeling of at least a portion of the patient's anatomy; and

generating one or more confidence metrics associated with a result of the simulation based on the calculated image quality score.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Sep 11, 2025
From: HAYFIN SERVICES LLP
To: HEARTFLOW, INC.
Reel/Frame 072876/0775 →
RELEASE OF SECURITY INTEREST Recorded Jun 21, 2024
From: HAYFIN SERVICES LLP
To: HEARTFLOW, INC.
Reel/Frame 067801/0032 →
SECURITY INTEREST Recorded Jun 18, 2024
From: HEARTFLOW, INC.
To: HAYFIN SERVICES LLP
Reel/Frame 067775/0966 →
SECURITY INTEREST Recorded Jan 20, 2021
From: HEARTFLOW, INC.
To: HAYFIN SERVICES LLP
Reel/Frame 055037/0890 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 19, 2014
From: FONTE, TIMOTHY A.; GRADY, LEO J.; WU, ZHONGLE; SCHAAP, MICHIEL; HUNLEY, STANLEY C.; SENGUPTA, SOUMA
To: HEARTFLOW, INC.
Reel/Frame 032479/0314 →