Ultrasound imaging enhancement to clinical patient monitoring functions

• US 6,705,992 B2
• Filed: 02/28/2002
• Issued: 03/16/2004
• Est. Priority Date: 02/28/2002
• Status: Expired due to Term

• Current Assignee: Koninklijke Philips Electronics N.V. (Koninklijke Philips N.V.)
• Original Assignee: Koninklijke Philips Electronics N.V. (Koninklijke Philips N.V.)
• Inventors: Gatzke, Ronald D.
• Primary Examiner(s): IMAM, ALI M
• Application Number:
  US10/086,007
• Publication Number:
  US 20030163045A1
• Time in Patent Office: 747 Days
• Field of Search: 600/437, 600/438, 600/440-471, 600/508, 736/25, 736/26, 367/7, 367/11, 367/130, 367/138, 128/916, 340/573.1
• US Class Current: 600/437
• CPC Class Codes: A61B 5/00 Measuring for diagnostic purposes radiation diagnosis A61B6/00; diagnosis by ultrasonic, sonic or infrasonic waves A61B8/00; Identification of persons
• CPC Class Codes: A61B 5/0002 Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network A61B5/07 takes precedence; transmission systems for measured values G08C; transmission H04B; transmission of digital information H04L; wireless communication networks H04W
• CPC Class Codes: A61B 5/0205 Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
• CPC Class Codes: A61B 5/318 Heart-related electrical modalities, e.g. electrocardiography [ECG]
• CPC Class Codes: A61B 8/08 Detecting organic movements or changes, e.g. tumours, cysts, swellings A61B8/02 - A61B8/06 take precedence
• CPC Class Codes: A61B 8/12 in body cavities or body tracts, e.g. by using catheters catheters per se A61M25/00
• CPC Class Codes: A61B 8/14 Echo-tomography
• CPC Class Codes: A61B 8/463 characterised by displaying multiple images or images and diagnostic data on one display composite display in devices for short-range imaging with acoustic waves G01S7/52074
• CPC Class Codes: A61B 8/56 Details of data transmission or power supply
• CPC Class Codes: A61B 8/565 involving data transmission via a network
• CPC Class Codes: A61B 8/582 Remote testing of the device

Abstract

An apparatus includes an ultrasound imaging unit integrated into a patient monitoring system continuously generating ultrasound images from a patient and continuously extracting therefrom diagnostic data.

Claims

1. An apparatus, comprising:

a patient monitoring system for generating patient monitoring information; and

an ultrasound imaging unit integrated into the patient monitoring system, the ultrasound imaging unit configured to continuously generate ultrasound images from a patient and including algorithms configured to continuously extract therefrom, in response to the ultrasound images, physiological diagnostic data corresponding to adjunct physiological functions of the patient monitoring information and to generate ultrasound based trend analysis data of the physiological functions, wherein the algorithms include at least one of an automatic boundary extraction algorithm, regional wall motion algorithm, an automatic gain control algorithm, kinesis measurement, and a physiological measurement.

2. The apparatus as recited in claim 1, wherein the ultrasound imaging unit is integrated into the patient monitoring system as a plug-in unit.

3. The apparatus as recited in claim 1, further comprising a communication channel integrated with at least one of the patient monitoring system and the ultrasound imaging unit, wherein the ultrasound imaging unit is further configured to continuously transmit the diagnostic data using the communication channel for receipt at a remote location.

4. The apparatus as recited in claim 3, wherein at least one of the patient monitoring system and the ultrasound imaging unit are further responsive to a remote control signal received from the remote location, wherein the remote control signal remotely controls the continuous extraction of the diagnostic data from the ultrasound images.

5. The apparatus as recited in claim 1, wherein the ultrasound imaging unit is coupled to a probe insertable through a mouth or a nose of the patient to monitor a desired region of the patient for a continuous period of time.

6. The apparatus as recited in claim 5, further comprising a communication channel integrated with the ultrasound imaging unit, wherein the probe is responsive to a remote control signal, received via the communication channel in the ultrasound imaging unit, for being manipulated remotely via the communication channel in the ultrasound imaging unit.

7. The apparatus as recited in claim 1, wherein the ultrasound imaging unit is further configured to automatically analyze and determine a region of a heart of the patient to be monitored.

8. The apparatus as recited in claim 7, wherein the ultrasound imaging unit further includes a remote override capability, wherein the remote override capability is configured for allowing a person at a remote location to override and manually determine the region of the heart of the patient to be monitored.

9. The apparatus as recited in claim 1, wherein the patient monitoring system includes slots adapted to receive modules, the modules comprising at least one of a blood pressure module and an ECG module to monitor a patient'"'"'s blood pressure and ECG signals, respectively.

10. The apparatus as recited in claims 9, wherein the ultrasound imaging unit includes a communication channel, the communication channel configured to download to a hospital network at least one of the ultrasound images, the diagnostic data, the blood pressure signals, and the ECG signals.

11. The apparatus as recited in claim 1, further comprising a display screen, the display screen configured for displaying the ultrasound images and the diagnostic data.

12. The apparatus as recited in claim 11, further comprising a split screen display, the split screen display configured for displaying patient monitoring data and related trend lines in a first portion of the split screen display and for displaying the ultrasound images and related trend lines extracted from the ultrasound images in a second portion of the split screen display.

13. The apparatus as recited in claim 11, further comprising a window-in-window display, the window-in-window display configured for displaying patient monitoring data and related trend lines in a first window together with the ultrasound images and related trend lines extracted from the ultrasound images in a second window, the second window being within the first window.

14. The apparatus as recited in claim 1, further comprising an alarm for indicating that a patients physiological parameter has exceeded a predetermined threshold, wherein the alarm is triggered by at least one of the ultrasound images and the diagnostic data, wherein the diagnostic data comprising at least one selected from the group consisting of stroke volume, heart rate, and blood pressure.

15. An apparatus, comprising:

a patient monitoring system for generating patient monitoring information; and

a compact standalone ultrasound imaging unit connected to the patient monitoring system, the ultrasound imaging unit configured to continuously collect ultrasound images from a patient and including algorithms configured to process the ultrasound images to continuously extract therefrom, in response to the ultrasound images, physiological diagnostic data corresponding to adjunct physiological functions of patient monitoring information and to generate ultrasound based trend analysis data of the physiological functions, wherein the algorithms include at least one of an automatic boundary extraction algorithm, a regional wall motion algorithm, an automatic gain control algorithm, a kinesis measurement, and a physiological measurement.

16. The apparatus as recited in claim 15, wherein the ultrasound imaging unit is further responsive to a remote control signal received via a communication channel from a remote location, wherein the remote control signal remotely controls the continuous extraction of the diagnostic data from the ultrasound images.

17. The apparatus as recited in claim 16, wherein the communication channel includes at least one selected from the group consisting of a communication cable, an infrared (IR) port, a telephone modem, a wireless modem, and an intranet connection.

18. The apparatus as recited in claim 15, wherein the ultrasound imaging unit is further configured to automatically analyze and determine a region of a heart of the patient to be monitored.

19. The apparatus as recited in claim 18, wherein the ultrasound imaging unit further includes a communication channel and a remote override capability, wherein the remote override capability is configured for allowing a person at a remote location to override the automatic determination via the communication channel and manually determine the region of the heart of the patient to be monitored.

20. The apparatus as recited in claim 15, wherein the ultrasound imaging unit further includes a communication channel and a probe coupled to the ultrasound imaging unit, wherein the probe is responsive to a remote control signal, received via the communication channel, for being manipulated remotely via the communication channel in the ultrasound imaging unit.

21. The apparatus as recited in claim 15, wherein the ultrasound imaging unit includes a communication channel, the communication channel configured to download to a hospital network at least one of the ultrasound images and the diagnostic data.

22. The apparatus as recited in claim 15, further comprising a display screen, the display screen configured for displaying the ultrasound images and the diagnostic data.

23. The apparatus as recited in claim 22, further comprising a split screen display, the split screen display configured for displaying patient monitoring data and related trend lines in a first portion of the split screen display and for displaying the ultrasound images and related trend lines extracted from the ultrasound images in a second portion of the split screen display.

24. The apparatus as recited in claim 22, further comprising a window-in-window display, the window-in-window display configured for displaying patient monitoring data and related trend lines in a first window together with the ultrasound images and related trend lines extracted from the ultrasound images in a second window, the second window being within the first window.

25. The apparatus as recited in claim 15, further comprising an alarm for indicating that a patient'"'"'s physiological parameter has exceeded a predetermined threshold, wherein the alarm is triggered by at least one of the ultrasound images and the diagnostic data, wherein the diagnostic data comprising at least one selected from the group consisting of stroke volume, heart rate, and blood pressure.

26. A method comprising:

integrating an ultrasound imaging unit to a patient monitoring system, wherein the ultrasound imaging unit is configured to continuously generate ultrasound images from a patient and includes algorithms configured to continuously extract therefrom, in response to the ultrasound images, physiological diagnostic data corresponding to adjunct physiological functions of patient monitoring information and to generate ultrasound based trend analysis data of the physiological functions, wherein the algorithms include at least one of an automatic boundary extraction algorithm, a regional wall motion algorithm, an automatic gain control algorithm, a kinesis measurement, and a physiological measurement;

connecting the ultrasound imaging unit to a patient; and

continuously collecting ultrasound imaging data from the patient with use of the ultrasound imaging unit of the patient monitoring system.

27. The method as recited in claim 26, further comprising:

continuously transmitting the diagnostic data using a communication channel to a location remote from the patient monitoring system and the ultrasound imaging unit.

28. The method as recited in claim 27, further comprising:

analyzing the physiological diagnostic data and determining therefrom a medical treatment for the patient.

29. The method as recited in claim 26, further comprising:

automatically determining and analyzing a region of a heart of the patient to be monitored using the ultrasound imaging unit.

30. The method as recited in claim 26, further comprising:

providing a remote override capability, wherein the remote override capability is configured for allowing a person to override and manually control the ultrasound imaging unit.

31. The method as recited in claim 26, further comprising:

continuously transmitting via a communication channel the ultrasound imaging data and the physiological diagnostic data.