IP Library › Granted Patent US 11,406,286
Granted Patent B2
US 11,406,286 · App. 16/599,000 · Granted Aug 9, 2022

Patient monitoring device with improved user interface

Inventors: Ammar Al-Ali (San Juan Capistrano, CA); Keith Ward Indorf (Riverside, CA); Faisal Kashif (Irvine, CA); Mohammad Usman (Mission Viejo, CA)
Assignee: MASIMO CORPORATION
A61B5/1116A61B5/0006A61B5/0008A61B5/1115A61B5/1121A61B5/6823A61B5/744A61B2562/0219A61B2562/0223
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Quick Facts
Patent No.
US 11,406,286
App. No.
16/599,000
Granted
Aug 9, 2022
Kind
B2
Abstract

A patient monitor for monitoring a patient's orientation to reduce a risk of the patient developing a pressure ulcer can include one or more hardware processors that can receive and process data from a sensor to determine the patient's orientation. The one or more hardware processors can maintain a plurality of timers associated with available orientations of the patient. Each of the plurality of timers can account for a non-consecutive duration said patient is in an associated available orientation. The non-consecutive duration can vary depending on whether a patient is in the available orientation. The patient monitor can include a structured display including an orientation trend and a patient representation illustrating a current orientation of the patient. The orientation trend can include a heat map that graphically illustrates said non-consecutive durations of the patient in the available orientations and/or an orientation graph that displays the patient' orientation history.

Claims (32)

1. A patient monitor for monitoring orientation of a patient to reduce a risk of the patient developing a pressure ulcer, the patient monitor comprising:

one or more hardware processors configured to receive one or more signals from at least one of an accelerometer and a gyroscope of a sensor attached to the patient and process said one or more signals to determine the patient's orientation, the one or more hardware processors further configured to:

maintain a plurality of timers, each of the plurality of timers associated with one of a plurality of available orientations of the patient in relation to a bed, wherein a value of each of the plurality of timers increases when said patient is in said associated one of said plurality of available orientations and decreases when said patient is not in said associated one of said plurality of available orientations,

a display screen, wherein the one or more hardware processors are further configured to generate a structured display on the display screen, the structured display comprising:

a 3D representation of the patient's body configured to illustrate a current orientation of the patient in the bed; and

a graphic for illustrating an orientation history of the patient with respect to the bed, the graphic positioned adjacent the 3D representation of the patient's body and comprising a border and an interior within the border, said interior comprising a plurality of lines, each of the plurality of lines associated with one of said plurality of timers and one of said plurality of available orientations;

wherein the one or more hardware processors are further configured to modify an appearance of each of the plurality of lines within the border of the graphic over time based upon the value of one of the plurality of timers associated with each of the plurality of lines;

wherein the structured display further comprises an indicator located along the border of the graphic and configured to indicate the current orientation of the patient in the bed, wherein the one or more hardware processors are configured to move the indicator along the border as the current orientation of the patient changes;

wherein the one or more hardware processors are configured to rotate the 3D representation of the patient's body while moving the indicator along the border of the graphic as the current orientation of the patient changes.

2. The patient monitor of claim 1 , wherein the structured display further comprises a representation of a hospital bed adjacent said 3D representation of the patient's body.

3. The patient monitor of claim 1 , wherein the one or more hardware processors are further configured to display a hatched pattern between two of the plurality of lines within the border of the graphic, the hatched pattern representing a plurality of un-allowed patient orientations.

4. The patient monitor of claim 3 , wherein the one or more hardware processors are further configured to generate an alert when the current orientation of the patient is one of said plurality of un-allowed patient orientations.

5. The patient monitor of claim 4 , wherein said alert comprises a visual alert.

6. The patient monitor of claim 1 , wherein the one or more hardware processors are configured to cause each of the plurality of lines to have a first color when said value is zero and cause each of the plurality of lines to have a second color when said value is greater than zero.

7. The patient monitor of claim 6 , wherein said first color matches a background color of said structured display.

8. The patient monitor of claim 1 , wherein said border of said graphic comprises a first edge, a second edge opposite the first edge, a third edge, and a fourth edge opposite the third edge, each of the third and fourth edges connected to the first and second edges, and wherein said plurality of lines extend between the first and second edges.

9. A patient monitor for monitoring orientation of a patient to reduce a risk of the patient developing a pressure ulcer, the patient monitor comprising:

a display screen;

one or more hardware processors configured to receive one or more signals from at least one of an accelerometer and a gyroscope of a sensor attached to the patient and process said one or more signals to determine said orientation of said patient with respect to a bed, the one or more hardware processors further configured to generate a structured display on the display screen, the structured display comprising:

a patient representation configured to illustrate a current orientation of the patient in the bed;

and a graphic for illustrating an orientation history of the patient with respect to the bed, the graphic comprising a border and an interior within the border, said interior comprising a plurality of lines, each of the plurality of lines associated with one of a plurality of available orientations of the patient with respect to the bed,

wherein each of said plurality of available orientations is defined by an angle between an axis normal to the patient's body and an axis of the bed, said plurality of lines comprising a first line associated with a left side orientation, a second line associated with a right side orientation, and a third line associated with a supine orientation,

wherein said third line is positioned in a middle of said interior and between said first and second lines;

wherein the one or more hardware processors are further configured to modify an appearance of each of the plurality of lines within the border of the graphic over time based upon a value of a timer associated with each of the plurality of lines, said value configured to change in a first manner when said patient is in one of the plurality of available orientations associated with each of the plurality of lines and change in a second manner when said patient is not in said one of the plurality of available orientations;

wherein the structured display further comprises an indicator located along the border of the graphic and configured to indicate the current orientation of the patient in the bed, wherein the one or more hardware processors are configured to move the indicator along the border as the current orientation of the patient changes;

wherein the patient representation comprises a 3D representation of the patient's body adjacent the graphic for illustrating the orientation history;

and the one or more hardware processors are configured to rotate the 3D representation of the patient's body while moving the indicator along the border of the graphic as the current orientation of the patient changes;

wherein said value is configured to change in said first manner by increasing, and wherein said value is configured to change in said second manner by decreasing.

10. The patient monitor of claim 9 , wherein the one or more hardware processors are configured to cause each of the plurality of lines to have a first color when said value is zero and cause each of the plurality of lines to have a second color when said value is greater than zero.

11. The patient monitor of claim 10 , wherein said first color matches a background color of said structured display.

12. The patient monitor of claim 9 , wherein the one or more hardware processors are further configured to display a hatched pattern between two of the plurality of lines within the border of the graphic, the hatched pattern representing a plurality of un-allowed patient orientations.

13. The patient monitor of claim 12 , wherein the one or more hardware processors are further configured to generate an alert when the current orientation of the patient is one of said plurality of un-allowed patient orientations.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 15, 2022
From: AL-ALI, AMMAR; INDORF, KEITH WARD; KASHIF, FAISAL; USMAN, MOHAMMAD
To: MASIMO CORPORATION
Reel/Frame 060216/0545 →
Continuity (2)
Provisional Application 62744560 · Oct 11, 2018
Related Publication 20200113488A1 · Apr 16, 2020
Cited By (148)
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