IP Library Granted Patent US 9,101,319
Granted Patent B2
US 9,101,319 · App. 13/641,942 · Granted Aug 11, 2015

Mobile X-ray device and method for controlling mobile X-ray device

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Quick Facts
Patent No.
US 9,101,319
App. No.
13/641,942
Granted
Aug 11, 2015
Kind
B2
Abstract

Provided is a mobile X-ray device with which the power consumption of the battery of the mobile X-ray device can be reduced efficiently by determining the state of movement of the mobile X-ray device from the states of the components thereof and controlling the supply of electric power to the components in non-movement-related sections, which are sections irrelevant to the movement of the mobile X-ray device.

Claims (45)

1. A mobile X-ray device comprising:

a main body;

a carriage on which the main body is mounted;

an X-ray generation unit provided with an X-ray tube for generating an X-ray;

an X-ray collimator configured to adjust an irradiation field of the X-ray;

an arm configured to support the X-ray generation unit;

a columnar support which is disposed on the carriage to support the arm;

a battery configured to supply electric power to respective components;

a determination unit configured to determine a movement condition of the mobile X-ray device;

a power setting unit configured to set the electric power to be supplied from the battery to components of non-movement-related sections that are irrelevant to a movement of the mobile X-ray device, based on the movement condition determined by the determination unit,

wherein the power setting unit, in response to the determination unit determining that the mobile X-ray device is in a moving mode:

sets a power-off mode which turns off the electric power to be supplied from the battery to the components of the non-movement-related sections, or

sets a power-saving mode to reduce the electric power to be supplied from the battery to the components of the non-movement-related sections,

wherein the power setting unit sets the power-off mode in response to a selection being made not to perform an X-ray imaging again, and

wherein the power setting unit sets the power-saving mode in response to a selection being made to perform the X-ray imaging again; and

an operation unit configured to:

end the power-off mode, which was set by the power setting unit, or

end the power-saving mode, which was set by the power setting unit.

2. The mobile X-ray device according to claim 1 , wherein the power setting unit, in response to the determination unit determining that the mobile X-ray device is in an imaging mode, sets the power-off mode to turn off the electric power to be supplied from the battery to components of movement-related sections that are relevant to the movement of the mobile X-ray device.

3. The mobile X-ray device according to claim 1 , wherein the components of the non-movement-related sections are the components other than movement-related sections that are relevant to the movement of the mobile X-ray device.

4. The mobile X-ray device according to claim 1 ,

wherein in response to the determination unit determining that the mobile X-ray device is in the moving mode, the power setting unit is configured to set one of:

the power-off mode to turn off the electric power to be supplied from the battery to the components of the non-movement-related sections, and

the power-saving mode to reduce the electric power, and

wherein the operation unit is configured to select the power-off mode or the power-setting mode for the electric power to be supplied to the components of the non-movement-related sections.

5. The mobile X-ray device according to claim 1 , wherein the component of the non-movement-related sections comprises at least one of:

a reading device configured to convert the latent images accumulated in an imaging plate into image data and output the converted data,

a PC configured to perform predetermined imaging process with respect to the image data output from the reading device, and

an collimator lamp which is provided in the X-ray collimator to light the irradiation range of an X-ray.

6. The mobile X-ray device according to claim 1 , comprising:

an arm-holding unit configured to hold the arm while the mobile X-ray device is being transferred; and

an arm-holding detection unit configured to detect an arm-holding condition of the arm,

wherein the determination unit is further configured to determines the movement condition of the mobile X-ray device on a basis of the detected arm-holding condition.

7. The mobile X-ray device according to claim 1 , wherein the determination unit is further configured to determines the movement condition based on information of a moving time, moving distance and moving velocity of the mobile X-ray device.

8. The mobile X-ray device according to claim 2 , further comprising a storage unit configured to store a setting of the power-off mode or the power-saving mode which is selected in advance via the operation unit as an initial setting.

9. A control method of a mobile X-ray device, comprising:

determining a movement condition of the mobile X-ray device;

setting the electric power to be supplied from a battery to components of non-movement-related sections that are irrelevant to a movement of the mobile X-ray device on a basis of the movement condition,

wherein in response to the movement condition of the mobile X-ray device is determined to be in a moving mode:

setting a power-off mode which turns off the electric power to be supplied from the battery to the components of the non-movement-related sections, or

setting a power-saving mode to reduce the electric power to be supplied from the battery to the components of the non-movement-related sections, and

wherein the setting the power-off mode or the setting the power-saving mode are based on selected information on whether to perform an X-ray imaging; and

at least one of:

ending the power-off mode set by the power setting unit, or

ending the power-saving mode set by the power setting unit.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 2, 2016
From: HITACHI MEDICAL CORPORATION
To: HITACHI, LTD.
Reel/Frame 040545/0254 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 22, 2012
From: KOJIMA, AKIRA
To: HITACHI MEDICAL CORPORATION
Reel/Frame 029164/0969 →