Medical imaging system, dispensing system, method, and computer program product for assessing patient renal function prior to dispensing a contrast media as part of a medical imaging procedure

• US 20060074294A1
• Filed: 10/06/2004
• Published: 04/06/2006
• Est. Priority Date: 10/06/2004
• Status: Abandoned Application

• Current Assignee: ACIST Medical Systems Incorporated (Bracco SPA)
• Original Assignee: E-Z-EM Incorporated (Bracco SPA)
• Inventors: Williams, Robert C. Jr., Cushner, Jeff, Schreck, Brad
• Application Number:
  US10/959,466
• Publication Number:
  US 20060074294A1
• Time in Patent Office: Days
• US Class Current: 600/420
• CPC Class Codes: A61B 5/0046 Arrangements of imaging apparatus in a room, e.g. room provided with shielding or for improved access to apparatus
• CPC Class Codes: A61B 5/055 involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
• CPC Class Codes: A61B 5/14546 for measuring analytes not otherwise provided for, e.g. ions, cytochromes
• CPC Class Codes: A61B 5/201 Assessing renal or kidney functions
• CPC Class Codes: A61B 6/481 involving the use of contrast agents
• CPC Class Codes: A61B 6/504 for diagnosis of blood vessels, e.g. by angiography
• CPC Class Codes: A61B 8/481 involving the use of contrast agent, e.g. microbubbles introduced into the bloodstream analysis of echo signal exploiting properties of a contrast enhancer in devices for short-range imaging with acoustic waves G01S7/52039

Abstract

A medical imaging system, dispensing system, method, and computer program product for analyzing biological fluid chemistry as part of a medical imaging procedure are provided. The system of the present invention provides a biological fluid analyzer configured to analyze a biological fluid sample for the presence of specific components that indicate patient'"'"'s ability to safely process and clear injected contrast media from the vasculature that may be injected as part of the medical imaging procedure. The medical imaging system, dispensing system, and method for analyzing biological fluid chemistry are further provided as part of the medical imaging procedure and/or medical imaging suite so as to be capable of determining in real time, a patient'"'"'s ability to safely clear injected contrast media.

Claims

1. A medical imaging system comprising:

a medical imaging device configured to provide an image of a patient using a contrast media dispensed to the patient;

a dispensing device configured to dispense the contrast media to the patient;

an analyzing device adapted to receive and analyze a biological fluid sample from the patient so as to determine a level of at least one substance in the biological fluid sample, the analyzing device being adapted to advise an operator of the system of the level of the at least one substance, the analyzing device being further adapted to advise the operator if the level of the at least on substance is within a selected range.

2. A medical imaging system according to claim 1, wherein the analyzing device is further adapted to advise the operator to dispense the contrast media if the level of the at least one substance is within the selected range.

3. A medical imaging system according to claim 1, wherein the analyzing device is further configured to be in communication with the dispensing device so as to send the level of the at least one substance thereto, and wherein the dispensing device is further configured to receive the level of the at least one substance and to dispense the contrast media to the patient if the level of the at least one substance is within the selected range.

4. A medical imaging system according to claim 1, wherein the at least one substance is selected from the group consisting of:

blood urea nitrogen (BUN);

creatinine;

or

combinations thereof.

5. A medical imaging system according to claim 1, wherein the medical imaging device, the dispensing device, and the analyzing device are co-located in a medical imaging suite so as to determine the level of the at least one substance in the medical imaging suite prior to a medical imaging procedure.

6. A medical imaging system according to claim 1, wherein the analyzing device further comprises a testing device configured to be in fluid communication with the biological fluid sample such that the testing device is further configured to provide a visual indicia to advise the operator of the system of the level of the at least one substance relative to the selected range.

7. A medical imaging system according to claim 1, wherein the analyzing device further comprises:

a testing device configured to receive the biological fluid sample and to be in fluid communication therewith; and

a computer device configured to receive the testing device and to become operably engaged therewith to determine the level of the at least one substance in the biological fluid sample.

8. A medical imaging system according to claim 7, wherein the testing device further comprises a biological fluid sample collection reservoir, at least one reagent configured to interact with the at least one substance and a connecting device configured to communicate with the computer device, and wherein the computer device is further configured to communicate with the testing device so as to determine the level of the at least one substance.

9. A medical imaging system according to claim 8, wherein the computer device further comprises a display configured to provide visual indicia so as to advise the operator of the system of the level of the at least one substance.

10. A medical imaging system according to claim 8, wherein the computer device further comprises an input device configured to receive data selected from the group consisting of:

data related to the patient;

data related to the selected range; and

combinations thereof.

11. A dispensing system adapted to dispense a contrast media used in a medical imaging procedure, the dispensing system comprising:

a dispensing device configured to dispense the contrast media to a patient;

an analyzing device adapted to receive and analyze a biological fluid sample from the patient so as to determine a level of at least one substance in the biological fluid sample, the analyzing device being adapted to advise an operator of the system of the level of the at least one substance, the analyzing device being further adapted to advise the operator if the level of the at least on substance is within a selected range.

12. A dispensing system according to claim 11, wherein the analyzing device is further adapted to advise the operator to dispense the contrast media if the level of the at least one substance is within the selected range.

13. A dispensing system according to claim 11, wherein the analyzing device is further configured to cooperate with the dispensing device such that the dispensing device is further configured to receive the level of the at least one substance and to dispense the contrast media to the patient if the level of the at least one substance is within the selected range.

14. A dispensing system according to claim 11, wherein the at least one substance is selected from the group consisting of:

blood urea nitrogen (BUN);

creatinine;

or

combinations thereof.

15. A dispensing system according to claim 11, wherein the dispensing device and the analyzing device are co-located in a medical imaging suite so as to determine the level of the at least one substance in the medical imaging suite prior to dispensing the contrast media for a medical imaging procedure.

16. A dispensing system according to claim 11, wherein the analyzing device further comprises a testing device configured to be in fluid communication with the biological fluid sample such that the testing device is further configured to provide a visual indicia to advise the operator of the system of the level of the at least one substance relative to the selected range.

17. A dispensing system according to claim 11, wherein the analyzing device further comprises:

a testing device configured to receive the biological fluid sample and to be in fluid communication therewith; and

a computer device configured to receive the testing device and to become operably engaged therewith to determine the level of the at least one substance in the biological fluid sample.

18. A dispensing system according to claim 17, wherein the testing device further comprises a biological fluid sample reservoir, at least one reagent configured to interact with the at least one substance and a transmitting device configured to communicate with the computer device, and wherein the computer device is further configured to communicate with the testing device so as to determine the level of the at least one substance.

19. A dispensing system according to claim 18, wherein the computer device further comprises a display configured to provide visual indicia so as to advise the operator of the system of the level of the at least one substance.

20. A dispensing system according to claim 18, wherein the computer device further comprises an input device configured to receive data selected from the group consisting of:

data related to the patient;

data related to the selected range; and

combinations thereof.

21. A method for assessing renal function of a patient prior to the dispensing of a contrast media as part of a medical imaging procedure, the method comprising:

collecting a biological fluid sample from the patient;

determining a level of at least one substance in the biological fluid sample of the patient using an analyzing device located in a medical imaging suite;

comparing the level of the at least one substance to a selected range of levels of the at least one substance using the analyzing device located in the medical imaging suite; and

advising an operator of the analyzing device as to whether the level is within the selected range.

22. A method according to claim 21, further comprising dispensing the contrast media to the patient if the level of the at least one substance is within the selected range such that the patient is screened for substantially normal renal function prior to dispensing the contrast media.

23. A method according to claim 21, wherein the determining step further comprises determining a level of a substance in the biological fluid sample, the substance selected from the group consisting of:

blood urea nitrogen (BUN);

creatinine;

or

combinations thereof.

24. A method according to claim 21 further comprising adjusting a property of the contrast media to create an altered contrast media if the level of the at least one substance is outside the selected range such that the altered contrast media may be cleared by renal function of the patient after dispensing the altered contrast media.

25. A method according to claim 24 wherein the property of the contrast media is selected from the group consisting of:

volume of the contrast media;

delivery rate of the contrast media;

concentration of the contrast media;

type of the contrast media;

or

combinations thereof.

26. A computer program product capable of controlling an analyzing device and a dispensing device located in a medical imaging suite for assessing renal function of a patient prior to the dispensing of a contrast media as part of a medical imaging procedure, the computer program product comprising a computer-readable storage medium having computer-readable program code portions stored therein, the computer-readable program code portions comprising:

an executable portion for determining a level of at least one substance in a biological fluid sample taken from the patient using the analyzing device;

an executable portion for comparing the level of the at least one substance to a selected range of levels of the at least one substance using the analyzing device; and

an executable portion for advising an operator of the analyzing device as to whether the level is within the selected range.

27. A computer program product according to claim 26, further comprising an executable portion for dispensing the contrast media to the patient using the dispensing device if the level of the at least one substance is within the selected range such that the patient is screened for substantially normal renal function prior to dispensing the contrast media.

28. A computer program product according to claim 26, further comprising an executable portion for adjusting a property of the contrast media using the dispensing device to create an altered contrast media if the level of the at least one substance is outside the selected range such that the altered contrast media may be cleared by the renal function of the patient after dispensing the altered contrast media.

29. A computer program product according to claim 28 wherein the property of the contrast media is selected from the group consisting of:

volume of the contrast media;

delivery rate of the contrast media;

concentration of the contrast media;

type of the contrast media;

or

combinations thereof.