# US 11,992,334 B2 · Systems and methods for monitoring physical therapy of the knee and other joints

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- Number: US 11,992,334 B2
- Document ID: US11992334B2
- Status: Granted
- Kind: B2
- Application number: 17/659,383
- Filed: 2022-04-15
- Published: 2022-07-28
- Granted: 2024-05-28
- Earliest claimed: 2016-10-31
- Assignees: Zipline Medical, Inc.
- Applicants: ZipLine Medical, Inc.
- Inventors: Amir Belson; Keiichiro Ichiryu; Zachary Kimura; Mark Shughart; Harold Sampson; Daren Stewart; Eric Storne; John Tighe
- Web page: https://patentgrep.com/patent/US11992334B2

## CPC

- A61B 5/4848: {Monitoring or testing the effects of treatment, e.g. of medication}
- A41D 1/002: {adapted to accommodate electronic equipment (patients' garments for medical monitoring A41D13/1281; luminous ornaments A41D27/085)}
- A61B 5/00: Measuring for diagnostic purposes (radiation diagnosis A61B6/00; diagnosis by ultrasonic, sonic or infrasonic waves A61B8/00); Identification of persons
- A61B 5/0002: {Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network (endoradiosondes A61B5/07)}
- A61B 5/0004: {characterised by the type of physiological signal transmitted}
- A61B 5/002: {Monitoring the patient using a local or closed circuit, e.g. in a room or building (A61B5/0017 takes precedence)}
- A61B 5/1121: {Determining geometric values, e.g. centre of rotation or angular range of movement}
- A61B 5/4528: {Joints (A61B5/4533, A61B5/4538 take precedence)}
- A61B 5/4585: {Evaluating the knee}
- A61B 5/4878: {Evaluating oedema}
- G06F 3/0481: based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- A41D 13/1281: {with incorporated means for medical monitoring}
- A61B 2505/09: Rehabilitation or training
- G06F 3/0484: for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- A41D: OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

A system for monitoring a joint of a patient is described. The system includes at least one sensor configured to be coupled near the joint of the patient, the at least one sensor configured to sense one or more measurements of the joint. The system also includes a computing device comprising a digital processing device configured to receive the one or more measurements, determine one or more joint parameters based on the one or more measurements, generate a user interface for display, the user interface including a graphical representation of the one or more joint parameters. The digital processing device is also configured to compare the one or more joint parameters to a predetermined threshold and generate an icon for display within the user interface. The icon being generated in response to one of the one or more joint parameters exceeding the predetermined threshold.

## Claims

### Claim 1

A system for monitoring a joint of a patient, the system comprising:
at least one sensor configured to be coupled near the joint of the patient, the at least one sensor configured to sense one or more measurements of the joint; and
a remote computing device comprising a digital processing device configured to:
receive the one or more measurements;
determine one or more joint parameters based on the one or more measurements, the one or more joint parameters including at least one of a range of motion of the joint, a range of flexion of the joint, a range of extension of the joint, a range of rotation of the joint, a motion pattern of the joints;
generate a user interface for display, the user interface including a graphical representation of the one or more joint parameters;
compare the one or more joint parameters to a predetermined threshold; and
generate an icon for display within the user interface, the icon generated in response to one of the one or more joint parameters exceeding the predetermined threshold;
generate a treatment regimen based on the at least one of the one or more measurements, wherein the treatment regimen includes a picture or animation to indicate one or more actions to perform at one or more periods of time; and
transmit the treatment regimen to a first computing device associated with the patient.

### Claim 2 (depends on 1)

The system for monitoring the joint of claim 1, wherein the icon is further defined as a first icon and the predetermined threshold is further defined as a first predetermined threshold, the digital processing device is further configured to compare the one or more joint parameters to a second predetermined threshold and generate a second icon for display within the user interface, second icon generated in response to one of the one or more joint parameters exceeding the second predetermined threshold.

### Claim 3 (depends on 2)

The system for monitoring the joint of claim 2, wherein the first icon and the second icon are visually distinguishable.

### Claim 4 (depends on 2)

The system for monitoring the joint of claim 2, wherein the first icon is representative of a first type of event being detected based on the one or more joint parameters and the second icon is indicative of a second type of event being detected based on the one or more joint parameters.

### Claim 5 (depends on 2)

The system for monitoring the joint of claim 2, wherein the first icon and the second icon are user selectable objects, the digital processing device is configured to:
receive a user selection of at least one of the first icon and the second icon in response to the user selection of at least one of the first icon and the second icon, and generate a message indicative of a state of the joint based on the one or more joint parameters associated with the user selection of the at least one of the first icon and the second icon.

### Claim 6 (depends on 1)

The system for monitoring the joint of claim 1, wherein the patient is further defined as a first patient and the at least one sensor is further defined as at least one first sensor, the one or more measurements are further defined as one or more first measurements, the one or more joint parameters are further defined as one or more first joint parameters, the predetermined threshold is further defined as a first predetermined threshold, the icon is further defined as a first icon, the system further comprising:
at least one second sensor configured to be coupled near a second joint of a second patient, the at least one second sensor configured to sense one or more second measurements of the second joint of the second patient;
the digital processing device is further configured to:
receive the one or more second measurements;
determine one or more second joint parameters based on the one or more second measurements, the one or more second joint parameters including at least one of: a range of flexion of the second joint, a range of extension of the second joint, a range of rotation of the second joint, a motion pattern of the second joint, based on the one or more second measurements;
generate for display, in the graphical representation, the one or more second joint parameters of the second joint of the second patient;
compare the one or more second joint parameters to a second predetermined threshold; and
generate a second icon for display within the user interface, the second icon generated in response to one of the one or more second joint parameters exceeding the second predetermined threshold.

### Claim 7 (depends on 6)

The system for monitoring the joint of claim 6, wherein the graphical representation includes an axis labeled with a first patient identifier associated with the one or more first joint parameters of the first patient and a second patient identifier associated with the one or more second joint parameters of the second patient.

### Claim 8 (depends on 7)

The system for monitoring the joint of claim 7, wherein the first icon is displayed in adjacent to the first patient identifier and the second icon is displayed adjacent to the second patient identifier.

### Claim 9 (depends on 1)

The system for monitoring the joint of claim 1, wherein:
the at least one sensor transmits the one or more measurements to a first local computing device; and
the remote computing device being in communication with the first local computing device and configured to receive the one or more measurements from the first local computing device.

### Claim 10 (depends on 1)

The system for monitoring the joint of claim 1, wherein the at least one sensor includes a sensor assembly and an enclosure, the sensor assembly being housed within the enclosure, the enclosure configured to adhere skin adjacent to the joint.

### Claim 11

A method for monitoring a joint of at least one patient with a remote computing device including a digital processing device, the method comprising:
receiving one or more measurements of a joint of at least one patient from a sensor coupled near the joint of the at least one patient;
determining one or more joint parameters based on the one or more measurements, the one or more joint parameters including at least one of at least one of a range of motion of the joint, a range of flexion of the joint, a range of extension of the joint, a range of rotation of the joint, a motion pattern of the joint;
generating a user interface for display, the user interface including a graphical representation of the one or more joint parameters;
comparing the one or more joint parameters to a predetermined threshold;
generating an icon for display within the user interface, the icon generated in response to one of the one or more joint parameters exceeding the predetermined threshold;
generating a treatment regimen based on the at least one of the one or more measurements, wherein the treatment regimen includes a picture or animation to indicate one or more actions to perform at one or more periods of time; and
transmitting the treatment regimen to a first computing device associated with the at least one patient.

### Claim 12 (depends on 11)

The method for monitoring the joint of claim 11, wherein the icon is further defined as a first icon and the predetermined threshold is further defined as a first predetermined threshold, the method further comprising further comparing the one or more joint parameters to a second predetermined threshold and generating a second icon for display within the user interface, the second icon generated in response to one of the one or more joint parameters exceeding the second predetermined threshold.

### Claim 13 (depends on 12)

The method for monitoring the joint of claim 12, wherein the first icon and the second icon are visually distinguishable.

### Claim 14 (depends on 12)

The method for monitoring the joint of claim 12, wherein the first icon is representative of a first type of event being detected based on the one or more joint parameters and the second icon is indicative of a second type of event being detected based on the one or more joint parameters.

### Claim 15 (depends on 12)

The method for monitoring the joint of claim 12, wherein the first icon and the second icon are user selectable objects, the method further comprising:
receiving a user selection of the first icon and the second icon; and
in response to receiving the user selection of the first icon and the second icon, generating a message indicative of a state of the joint with respect to the one or more joint parameters is displayed.

### Claim 16 (depends on 11)

The method for monitoring the joint of claim 11, wherein the at least one patient is further defined as a first patient and the sensor is further defined as at least one first sensor, the one or more measurements are further defined as one or more first measurements, the one or more joint parameters are further defined as one or more first joint parameters, the predetermined threshold is further defined as a first predetermined threshold, the icon is further defined as a first icon, the method further comprising:
receiving one or more second measurements generated by at least one second sensor configured to be coupled near a second joint of a second patient, the at least one second sensor configured to sense one or more second measurements of the second joint of the second patient;
determining one or more second joint parameters based on the one or more second measurements, the one or more joint parameters including at least one of a range of motion of the second joint, a range of flexion of the second joint, a range of extension of the second joint, a range of rotation of the second joint, a motion pattern of the second joint, based on the one or more measurements;
generating for display, in the graphical representation, the one or more second joint parameters of the joint of the second patient;
comparing the one or more second joint parameters to a second predetermined threshold; and
generating a second icon for display within the user interface, the second icon generated in response to one of the one or more second joint parameters exceeding the second predetermined threshold.

### Claim 17 (depends on 16)

The method for monitoring the joint of claim 16, wherein the graphical representation includes an axis labeled with a first patient identifier associated with the one or more first joint parameters of the first patient and a second patient identifier associated with the one or more second joint parameters of the second patient.

### Claim 18 (depends on 17)

The method for monitoring the joint of claim 17, wherein the first icon is displayed adjacent to the first patient identifier and the second icon is displayed adjacent to the second patient identifier.

### Claim 19

A non-transitory computer-readable medium storing processor-executable instructions, the instructions comprising:
receiving one or more measurements of a joint of at least one patient from a sensor coupled near the joint of the at least one patient;
determining one or more joint parameters based on the one or more measurements, the one or more joint parameters including at least one of at least one of a range of motion of the joint, a range of flexion of the joint, a range of extension of the joint, a range of rotation of the joint, a motion pattern of the joint;
generating a user interface for display, the user interface including a graphical representation of the one or more joint parameters;
comparing the one or more joint parameters to a predetermined threshold;
generating an icon for display within the user interface, the icon generated in response to one of the one or more joint parameters exceeding the predetermined threshold;
generating a treatment regimen based on the at least one of the one or more measurements, wherein the treatment regimen includes a picture or animation to indicate one or more actions to perform at one or more periods of time; and
transmitting the treatment regimen to a first computing device associated with the at least one patient.