JPH0856941A - Medical bed system - Google Patents

Abstract

PURPOSE: To provide a medical bed system capable of automatically switching a system to use a bed and synchronizing the operating timing of a system main body and a bed without requiring software for operation control for the sharing of the medical bed system. CONSTITUTION: This medical bed system can be shared with plural medical using equipment by moving the position of the bed. Also, the system is equipped with a lock detecting part 13 which detects the medical system to use the bed, a bed controller 15 which operates the bed by a control signal outputted from a controller provided in each medical use equipment and which controls the operation of the bed and a switch 11 which connects the controller of the medical use equipment detected by the lock detecting part 13 to the bed controller 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a therapeutic diagnostic device shared by a plurality of medical devices such as an X-ray CT device and a radiotherapy device.

[0002]

2. Description of the Related Art Conventionally, a therapeutic bed apparatus that is commonly used by an X-ray CT apparatus and a radiotherapy apparatus has been known. The therapeutic couch device is provided with a control device for controlling the operation thereof. This control device is composed of a CPU, a memory for storing an operation control program for the X-ray CT apparatus and an operation control program for the radiation therapy apparatus, and when the X-ray CT apparatus is used, the operation for the X-ray CT apparatus is performed. The bed is controlled by the control program, and when the radiation therapy apparatus is used, the bed is controlled by the operation control program for the radiation therapy apparatus.

[0003]

However, in the conventional treatment bed apparatus, since the operation for the X-ray CT apparatus and the operation for the radiation treatment apparatus are controlled by one control device, the software for the control is used. Is complicated. Further, switching between the X-ray CT apparatus and the radiotherapy apparatus and timing synchronization with the operation of the X-ray CT apparatus main body and the operation of the radiotherapy apparatus main body must be taken manually, which is troublesome.

The present invention has been made in view of the above circumstances, and an object thereof is not requiring special operation control software for sharing a therapeutic bed apparatus, and further, switching the apparatus using the bed. Another object of the present invention is to provide a therapeutic bed apparatus capable of automatically performing timing synchronization between the operation of the apparatus body and the operation of the bed.

[0005]

In order to achieve the above object, the present invention relates to a therapeutic bed apparatus shared by a plurality of medical apparatus by moving the position of the bed, wherein the plurality of medical bed apparatuses are provided. Among the medical devices, a detection device that detects a medical device that uses a bed as a device using the bed, and a bed that operates the bed based on a bed operation control signal output from a control device provided in each medical device. It is characterized by comprising a controller and a switching means for connecting the controller and the bed controller, which are included in the bed using apparatus detected by the detecting means.

[0006] Further, a therapeutic couch device shared by a plurality of medical devices by moving the position of the couch, which is provided in each medical device, and which controls the operation of the couch by a control signal. And a bed controller that operates a bed based on a control signal output from the control device, and a medical device side that is connected to the control device in a signal-transmittable manner and that is provided in a predetermined portion of the medical device. A contact and a bed-side contact that is connected to the bed controller so that signals can be transmitted and that is provided in a predetermined portion of the bed corresponding to the contact on the medical-apparatus side, and the bed is installed on the desired medical apparatus. When this is done, the control provided in the medical device using the bed by connecting the medical device side contact of the medical device installed on the bed and the bed side contact so that signals can be transmitted. Is characterized by comprising a switching means for connecting the the location couch controller signal can be transmitted to the. The signal transmission is performed by optical transmission, electric wave transmission, electric connection transmission, or the like.

[0007]

According to the above construction, the detecting means detects the medical device using the bed among the plurality of medical devices sharing the bed, and the bed controller is the control device provided in each medical device. The bed is operated based on the bed operation control signal output from the bed. The switching means connects the control device provided in the bed using apparatus detected by the detecting means and the bed controller. Accordingly, as with a medical device having a dedicated bed, the operation of the bed can be controlled by the control device provided in the bed using device.

Further, the switching means is connected to the control device so as to be able to transmit signals, and is also connected to the medical device side contact provided at a predetermined portion of the medical device and at the bed controller so as to be able to transmit signals. And a bed-side contact provided in a predetermined portion of the bed corresponding to the medical-apparatus-side contact, and when the bed is installed in a desired medical device, the medical device in which the bed is installed A medical device side contact and the bed side contact are connected so that signals can be transmitted, and the control device and the bed controller provided in a medical device using a bed are connected so as to be able to perform signal transmission.

As a result, like the medical device having the dedicated bed, the operation of the bed can be controlled by the control device provided in the medical device using the bed.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a therapeutic bed apparatus according to the present invention will be described below with reference to the drawings. FIG. 2 is a diagram showing an outline and a positional relationship of the therapeutic bed apparatus 1 according to the present invention, and the linac 3 and the X-ray CT apparatus 5 which are radiation therapy apparatuses using the therapeutic bed apparatus 1. 2A shows the therapeutic bed apparatus 1, the linac 3, and the X-ray CT apparatus 5 when the linac 3 is viewed from the front.
(B) shows the therapeutic bed apparatus 1, the linac 3, and the X-ray CT apparatus 5 when viewed from above.

As shown in FIG. 2, the external configuration of the therapeutic bed apparatus 1 of the present embodiment comprises a bed 1a, a turntable 7 and a swing arm 9. The bed 1a is fixed to an upper surface of a turntable 7 which is rotatable around a turntable central shaft 7a, and is rotated together with the turntable 7 around the turntable central shaft 7a. Also, turntable 7
Is fixed to the top surface of the tip of the swing arm 9 that is rotatable about the swing arm rotating shaft 9a and that faces the swing arm rotating shaft 9a, and rotates about the swing arm rotating shaft 9a.

Further, the linac 3 includes a linac controller 3a (see FIG. 1) for controlling the operation of the bed 1a like a normal linac having a dedicated therapeutic bed. Further, the X-ray CT apparatus 5 is internally provided with a bed control device (not shown) that controls the operation of the bed 1a like the normal X-ray CT apparatus 5 having a dedicated therapeutic bed.

As shown in FIG. 1, the operation control system of the therapeutic bed apparatus 1 of the present embodiment has a switch 11, a lock detector 13, a bed controller 15, a drive unit 17, and a bed 1a. , And a position measuring unit 19.

The switch 11 detects the lock detector 13a for detecting that the bed 1a is locked on the side of the linac 3 and the lock detection for detecting that the bed 1a is locked on the side of the X-ray CT apparatus 5. Based on the detection signal of the unit 13b, the operation of the bed 1a is switched between the linac 3 and the X-ray CT apparatus 5. In addition,
This switching is performed by a relay, a switch, or the like.

The bed controller 15 drives the drive unit 17 by the control signal output from the linac 3 or the X-ray CT apparatus 5 to operate the bed 1a. In addition, based on the position of the bed 1a measured by the position measuring unit 19,
The bed 1a is adjusted via the drive unit 17 so as to come to a desired position.

Further, for example, as shown in FIG. 3, a U-shaped hook 31 is provided at a portion of the linac 3 where the bed 1a is located.
And the plate 33 is provided at the end of the turntable 7 on the turntable rotating shaft 7a side, and the hook 31
A hole 37 through which the pin 35 is inserted is provided in the plate 33, and a hole 39 through which the pin 35 is inserted is provided in the plate 33.
In the lock mechanism that locks by inserting the pin into the hole 37 provided in the hook and the hole 35 provided in the plate, the lock detection unit 13 outputs a detection signal indicating that the pin 35 is locked when the position is at the lowest position. Output to the switch 11. The lock detection unit 13 is not limited to the mechanism described above, and may detect that the bed 1a is installed at a predetermined position using a contact sensor, a light sensor, or the like.

Next, the operation of the therapeutic bed apparatus 1 of this embodiment will be described.

Here, in a normal linac having a bed dedicated to the linac without sharing the bed, the operation of the linac dedicated to the linac is controlled by the linac controller, and a normal X-ray CT having the dedicated bed without sharing the bed is provided. The operation of the bed dedicated to the X-ray CT apparatus is controlled by the bed controller. In this embodiment, the operation of the therapeutic bed apparatus 1 is controlled by using the control functions of the linac controller and the bed control apparatus as they are.

First, when the bed 1a is located at a predetermined position on the linac 1 side, the lock detector 13a detects it and outputs a detection signal to the switch 11.

The switch 11 switches the operation of the bed 1a based on the detection signal output from the lock detector 13a so that the linac controller 3a of the linac 3 controls the operation. As a result, the linac controller 3
From a, for example, "set it to the position that specifies the top of bed 1a."
Or a control signal including an operation control program corresponding to "set the value of the rotation angle of the bed from the isocenter (radiation center)" is output. This control signal is supplied to the bed controller 15 via the switch 11. The drive unit 17 operates the bed 1a by this control signal.
The bed controller 15 adjusts the bed 1a via the drive unit 17 based on the position of the bed 1a measured by the position measuring unit 19 so that the bed 1a comes to a desired position.

Further, the linac controller 3a outputs a control signal including an operation control program corresponding to "move the bed 1a to the X-ray CT apparatus 5 side".
When a is moved to a predetermined place on the X-ray CT apparatus 5 side,
The lock detector 13b detects this and outputs a detection signal to the switch 11.

The switching device 11 detects the operation of the bed 1a based on the detection signal output from the lock detector 13b by the X-ray CT.
Switch as done by the couch controller of device 5.
As a result, for example, "the operation of pulling out the tabletop of the bed 1a can be performed in the longitudinal direction by xx cm every second for xx seconds" or "the height of the tabletop of the bed 1a is specified from the bed control device of the X-ray CT apparatus 5. A control signal including an operation control program corresponding to "Set value" is output. This control signal is supplied to the bed controller 15 via the switch 11. The drive unit 17 operates the bed 1a by this control signal. Note that the couch controller 15 adjusts the couch 1a via the drive unit 17 based on the position of the couch 1a measured by the position measuring unit 19 so that the couch 1a is at a desired position, as described above.

As described above, in the therapeutic bed apparatus 1 of the present embodiment, the bed controller of the linac controller 3a or the X-ray CT apparatus 5 and the bed controller 15 are switched by the switch 11 based on the detection signal of the lock detector 13. connection,
The linac controller 3a or the X-ray CT device 5 as well as the usual linac and X-ray CT device having a dedicated bed.
1a according to a control signal output from the bed control device of
Is operated, so that special operation control software for sharing the therapeutic bed apparatus 1 is not required, and further,
Switching between the linac 3 and the X-ray CT apparatus 5 using the bed 1a, and timing synchronization between the operation of the linac 3, the X-ray CT apparatus 5 main body and the operation of the bed 1a are performed by the linac 3, X.
It can be automatically performed on the side of the line CT device 5.

In the treatment bed apparatus 1 of this embodiment,
The device for controlling the operation of the bed 1a is switched by the switching device 11 based on the detection signal output from the lock detection unit 13. However, the present invention is not limited to this, and as shown in FIG. 4, the linac controller 3a (X-ray CT) may be used. (A bed control device of the device 5) so that signals can be transmitted, and an insulator 41 is provided on a predetermined portion of the linac 3 (X-ray CT device 5) where the bed is located.
The medical device side contact 43 provided via the bed and the bed controller 15 are connected so as to be able to transmit signals, and the bed side contact 43 provided at a predetermined portion of the bed corresponding to the medical device side contact 43 allows the bed to be A switching means for connecting the linac controller 3a of the linac 3 (the bed control device of the X-ray CT apparatus 5) and the bed controller 15 capable of signal transmission may be provided. In this case, the lock detection unit 13 and the switching unit 11 are unnecessary. The signal transmission is performed by optical transmission, electric wave transmission, electrical connection transmission, or the like. Further, signal (information) transmission between each part and each device is also performed by optical transmission, electric wave transmission, electrical connection transmission, or the like.

Further, in the therapeutic bed apparatus 1 of this embodiment,
The bed 1a is shared by the two devices, the linac 3 and the X-ray CT apparatus 5, but the present invention is not limited to this. As shown in FIG. 5, the bed 1a has three or more medical devices 50 (in the case of FIG. 5, medical devices). It may be shared by the four devices 50a to 50d). In this case, the turntable center shaft 7a when the swing arm is rotated around the swing arm center shaft 9a
The medical devices 50a to 5a are placed on the locus 51 of the (bed center axis).
The medical devices 50a to 50d are installed so that the treatment centers 53a to 53d (isocenter in the case of linac and scan center in the case of X-ray CT apparatus) of 0d come.

[0026]

As described above, according to the present invention, a control device provided in a medical device using a bed and controlling the operation of the bed, and a bed for operating the bed according to a control signal output from the control device. Like a medical device with a dedicated bed connected to the controller, the bed is operated by the control signal output from the controller of the medical device.
No special operation control software for sharing the treatment bed device is required, and further, the switching of the medical device using the bed and the timing synchronization between the operation of the device body and the operation of the bed are performed by the medical device side. Can be done automatically.

[Brief description of drawings]

FIG. 1 is a functional block diagram showing a configuration of an operation control system of a therapeutic bed apparatus according to the present invention.

FIG. 2 is a diagram showing an outline and a positional relationship of a therapeutic bed apparatus according to the present invention, a linac, which is a radiotherapy apparatus using the therapeutic bed apparatus, and an X-ray CT apparatus.

FIG. 3 is an explanatory diagram showing an example of a lock mechanism for a linac and a bed.

FIG. 4 is an explanatory diagram showing a configuration of a connecting unit.

FIG. 5 is an explanatory diagram showing an example in which the bed is shared by three or more medical devices.

[Explanation of symbols]

 1 treatment bed device 1a bed 3 linac (medical device) 3a linac controller (control device) 5 X-ray CT device (medical device) 7 turntable 9 swing arm 11 switching device (switching device) 13 lock detector (detection) Means) 15 Bed controller 17 Drive unit 19 Position measuring unit 41 Insulator 43 Electrical contact

Claims (2)

[Claims] 1. A therapeutic couch device shared by a plurality of medical devices by moving the position of the couch, wherein a medical device using the couch is used as the couch among the plurality of medical devices. A detection means for detecting the device, a bed controller for operating the bed based on a bed operation control signal output from a control device provided in each medical device, and a bed using device detected by the detection means. A switching device for connecting the control device and the bed controller, and the operation of the bed is controlled by the control device provided in the bed using device. 2. A therapeutic couch device shared by a plurality of medical devices by moving the position of the couch, wherein a couch operation control signal output from a control device provided in each medical device. Based on this, a bed controller that operates the bed, a medical device-side contact that is connected to the control device in a signal-transmittable manner and is provided in a predetermined portion of the medical device, and a signal-transmittable connection to the bed controller. And a bed-side contact provided in a predetermined portion of the bed corresponding to the medical-apparatus-side contact, and when the bed is installed in a desired medical device, the medical device in which the bed is installed The medical device side contact and the bed side contact are connected so that signals can be transmitted, and the control device and the bed controller provided in the medical device using the bed can be connected for signal transmission. And a switching means for, medical bed apparatus, characterized by controlling the operation of the bed by the control device provided in a medical device using the bed.