# US 2026/0090773 A1 · Dynamic table drive adjustment system for medical imaging system

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- Number: US 2026/0090773 A1
- Document ID: US20260090773A1
- Status: Published application
- Kind: A1
- Application number: 18/901,511
- Filed: 2024-09-30
- Published: 2026-04-02
- Earliest claimed: 2024-09-30
- Assignees: GE Precision Healthcare LLC
- Applicants: GE Precision Healthcare LLC
- Inventors: Chelsey Amanda Lewis; Michelle DeLong Samalik; John Londt
- Web page: https://patentgrep.com/patent/US20260090773A1

## CPC

- A61B 6/0487: {Motor-assisted positioning}
- A61B 6/032: {Transmission computed tomography [CT]}
- A61B 6/0407: {Supports, e.g. tables or beds, for the body or parts of the body}
- A61B 6/102: {Protection against mechanical damage, e.g. anti-collision devices}
- A61B 6/4435: {the source unit and the detector unit being coupled by a rigid structure}
- A61B 6/469: {for selecting a region of interest [ROI]}
- A61B 6/54: {Control of apparatus or devices for radiation diagnosis}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

An apparatus and method for dynamically adjusting a table drive in a medical imaging system are described. An example apparatus includes a table, a table motor controller to move the table, and a detection system to detect a wall, accessory or patient parameter. The detection system includes at least one of a QR code reader, an RFID reader, an NFC reader, a LiDAR sensor, or a camera. A processing system calculates a table drive set point based on the detected accessory or patient parameter and adjusts the table drive and height to prevent collisions. The apparatus also includes a user interface configured to receive user input of room dimensions, which are a factor in determining at least one of an initial table drive set point and the new table drive set point, and a display device configured to provide a graphical depiction of a new maximum scannable range.

## Claims

### Claim 1

An imaging system comprising:
a gantry including a source and a detector, and a bore extending through the gantry;
a table;
a table motor coupled to the table and configured to move the table;
a detection system coupled to the imaging system and configured to detect a wall, an accessory or a patient parameter; and
a processing system configured to:
calculate a table drive set point based on the detected wall, accessory, or patient parameter; and
adjust, based on the detected wall, accessory or patient parameter, the table drive and height, via the table motor, to prevent collisions with a bore of the imaging system or other objects adjacent to the imaging system.

### Claim 2 (depends on 1)

The imaging system of claim 1, further comprising a display to provide a graphical depiction of a new maximum scannable range via a user interface.

### Claim 3 (depends on 2)

The imaging system of claim 2, wherein the user interface configured to receive user input of room dimensions, wherein the room dimensions are a factor in determining at least one of an initial table drive set point and the calculated table drive set point.

### Claim 4 (depends on 1)

The imaging system of claim 1, wherein the wherein the processing system is further configured to:
identify the type of accessory placed on the table using the detection system; and
generate an alert if the detected accessory or patient parameter exceeds a predefined threshold that may cause a collision.

### Claim 5 (depends on 1)

The imaging system of claim 1, wherein the processing system is further configured to store the detected accessory or patient parameters and the corresponding table drive set points in a database for future reference.

### Claim 6 (depends on 1)

The imaging system of claim 1, wherein the processing system is further configured to perform real-time adjustments of the table drive and height based on continuous monitoring of the accessory or patient parameters.

### Claim 7 (depends on 1)

The imaging system of claim 1, wherein the detection system is configured to detect multiple accessories simultaneously and adjust the table drive accordingly.

### Claim 8

A method for dynamically adjusting a table drive in a medical imaging system, comprising:
detecting, using a detection system, a wall, accessory or patient parameter;
calculating a table drive set of a table point based on the detected wall, accessory, or patient parameter; and
adjusting the table drive and height to prevent collisions with a bore or other objects based on the detected wall, accessory, or patient parameter.

### Claim 9 (depends on 8)

The method of claim 8, wherein the detection system includes the detection system comprising at least one of a QR code reader, an RFID reader, an NFC reader, a LiDAR sensor, or a camera.

### Claim 10 (depends on 9)

The method of claim 9, wherein the camera includes a 3D camera for detecting the height and length of the accessory or patient.

### Claim 11 (depends on 8)

The method of claim 8, further comprising receiving user input of room dimensions, wherein the room dimensions are a factor in determining at least one of an initial table drive set point and the calculated table drive set point.

### Claim 12 (depends on 11)

The method of claim 11, wherein the initial table drive set point is determined at a time of installation of the medical imaging system.

### Claim 13 (depends on 11)

The method of claim 11, further comprising determining a new max scannable range based on the calculated table drive set point.

### Claim 14 (depends on 13)

The method of claim 13, further comprising providing a graphical depiction of the new maximum scannable range on a display device.

### Claim 15 (depends on 14)

The method of claim 14, wherein the graphical depiction of the new maximum scannable range includes color-coded indicators to identify areas outside the new maximum scannable range.

### Claim 16 (depends on 8)

The method of claim 8, further comprising identifying, using the detection system, the type of accessory placed on the table.

### Claim 17 (depends on 8)

The method of claim 8, further comprising generating an alert if the detected accessory or patient parameter exceeds a predefined threshold that may cause a collision.

### Claim 18 (depends on 8)

The method of claim 8, further comprising storing the detected accessory or patient parameters and the corresponding table drive set points in a database for future reference.

### Claim 19 (depends on 8)

The method of claim 8, wherein the adjustment of the table drive and height is performed in real-time based on continuous monitoring of the accessory or patient parameters.

### Claim 20 (depends on 8)

The method of claim 8, wherein detecting an accessory includes detecting multiple accessories simultaneously.
