# US 2022/0265128 A1 · Multiple plane x-ray imaging capsule

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- Number: US 2022/0265128 A1
- Document ID: US20220265128A1
- Status: Published application
- Kind: A1
- Application number: 17/627,818
- Filed: 2020-10-15
- Published: 2022-08-25
- Earliest claimed: 2019-10-16
- Assignees: Check-Cap Ltd.
- Applicants: Check-Cap Ltd.
- Inventors: Yoav KIMCHY
- Web page: https://patentgrep.com/patent/US20220265128A1

## CPC

- A61B 6/425: {using detectors specially adapted to be used in the interior of the body}
- A61B 1/00163: {Optical arrangements (A61B1/002, A61B1/06 take precedence)}
- A61B 1/041: {Capsule endoscopes for imaging}
- A61B 1/273: for the upper alimentary canal, e.g. oesophagoscopes or gastroscopes
- A61B 6/4057: {by using radiation sources located in the interior of the body (A61B6/037 takes precedence)}
- A61B 6/4085: {Cone-beams}
- A61B 6/484: {involving phase contrast X-ray imaging}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

An imaging capsule, including a radiation source; a collimator that blocks the emission of radiation from the radiation source except through two or more output columns; a detector paired to each output column configured to detect particles resulting from X-ray fluorescence and/or Compton backscattering in response to the particles emitted by the output columns; wherein the collimator is configured to rotate around an X axis to scan a partial or full inner circumference of a user's colon with radiation emitted from each output column; and wherein at least two of the two or more output columns are tilted by a distinct angle relative to a Y axis that is perpendicular to the X axis, to scan distinct positions along the user's colon and form images of a slice of the colon in parallel planes.

## Claims

### Claim 1

An imaging capsule, comprising:
a radiation source;
a collimator that blocks the emission of radiation from the radiation source except through two or more output columns;
a detector paired to each output column configured to detect particles resulting from X-ray fluorescence and/or Compton backscattering in response to the particles emitted by the output columns;
wherein the collimator is configured to rotate around an X axis to scan a partial or full inner circumference of a user's colon with radiation emitted from each output column; and wherein at least two of the two or more output columns are tilted by a distinct angle relative to a Y axis that is perpendicular to the X axis, to scan distinct positions along the user's colon and form images of a slice of the colon in parallel planes.

### Claim 2 (depends on 1)

The imaging capsule according to claim 1, wherein two output columns form a straight path from one side of the collimator to an opposite side with the radiation source in the middle of the path.

### Claim 3 (depends on 1)

The imaging capsule according to claim 1, wherein two output columns tilt by the same absolute angle relative to the Y axis, one tilting toward a forward end of the imaging capsule and one tilting toward a rear end of the imaging capsule.

### Claim 4 (depends on 1)

The imaging capsule according to claim 1, wherein each output columns tilts by a different absolute angle relative to the Y axis.

### Claim 5 (depends on 1)

The imaging capsule according to claim 1, wherein a pair of output columns form an oblique angle relative to each other.

### Claim 6 (depends on 1)

The imaging capsule according to claim 1, wherein the imaging capsule includes three output columns one tilting to a forward end, one tilting to a rear end and one may emit radiation in the direction of the Y axis.

### Claim 7 (depends on 1)

The imaging capsule according to claim 1, wherein the imaging capsule includes three output columns all tilting in the same direction with a different tilt angle.

### Claim 8 (depends on 1)

The imaging capsule according to claim 1, wherein the imaging capsule includes an even number of output columns.

### Claim 9 (depends on 1)

The imaging capsule according to claim 1, wherein the imaging capsule includes an odd number of output columns.

### Claim 10 (depends on 1)

The imaging capsule according to claim 1, wherein at least one output column emits radiation in the direction of the Y axis.

### Claim 11

A method of imaging with an imaging capsule, comprising:
providing an imaging capsule, including a radiation source within a collimator that blocks the emission of radiation from the radiation source except through one or more output columns; and a detector paired to each output column configured to detect particles resulting from X-ray fluorescence and/or Compton backscattering in response to the particles emitted by the output columns;
rotating the collimator around an X axis to scan a partial or full inner circumference of a user's colon with radiation emitted from each output column;
scanning a distinct position along the user's colon to form images of a slice of the colon in parallel planes by having at least two of the two or more output columns, tilted by a distinct angle relative to a Y axis that is perpendicular to the X axis.

### Claim 12 (depends on 11)

The method according to claim 11, wherein two output columns form a straight path from one side of the collimator to an opposite side with the radiation source in the middle of the path.

### Claim 13 (depends on 11)

The method according to claim 11, wherein two output columns tilt by the same absolute angle relative to the Y axis, one tilting toward a forward end of the imaging capsule and one tilting toward a rear end of the imaging capsule.

### Claim 14 (depends on 11)

The method according to claim 11, wherein each output columns tilts by a different absolute angle relative to the Y axis.

### Claim 15 (depends on 11)

The method according to claim 11, wherein a pair of output columns form an oblique angle relative to each other.

### Claim 16 (depends on 11)

The method according to claim 11, wherein the imaging capsule includes three output columns one tilting to a forward end, one tilting to a rear end and one may emit radiation in the direction of the Y axis.

### Claim 17 (depends on 11)

The method according to claim 11, wherein the imaging capsule includes three output columns all tilting in the same direction with a different tilt angle.

### Claim 18 (depends on 11)

The method according to claim 11, wherein the imaging capsule includes an even number of output columns.

### Claim 19 (depends on 11)

The method according to claim 11, wherein the imaging capsule includes an odd number of output columns.

### Claim 20 (depends on 11)

The method according to claim 11, wherein at least one output column emits radiation in the direction of the Y axis.
