JP2001286461A - Car loaded with computerized tomographic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a car loaded with a CT apparatus with reduced space and improved comfortability. SOLUTION: In the car 100 loaded with a CT apparatus, a pit 160 for storing a cable connecting a frame 121 of the CT apparatus and a bed 122 to a console 141 is mounted under the floor of a CT room 120 and a staff room 140. The equipment such as the console in the staff room is arranged along the side wall surface on one side of the staff room, and a space 146 for changing clothes is formed along the wall on the other side. Therefore, the space saving can be achieved, and the workability and comfortability for medical staffs, and operation performance and serviceability of the equipment, etc., can be improved by removing the restriction of expanses in space.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an X-ray CT apparatus mounted on a self-propelled vehicle, and to a vehicle equipped with an X-ray CT apparatus for performing image diagnosis in a disaster-stricken area or a mountainous area. In particular, the present invention relates to a vehicle equipped with an X-ray CT apparatus which saves space and improves comfort.

[0002]

2. Description of the Related Art X-rays are radiated from the periphery of a subject, the amount of X-rays transmitted through the subject is measured, and the projection data obtained is subjected to image reconstruction processing using a computer. An X-ray CT apparatus for obtaining a tomographic image is very effective for early detection of a disease, determination of an appropriate treatment policy, and the like. In addition, by moving a so-called X-ray CT-equipped vehicle with an X-ray CT device mounted on a self-propelled vehicle such as a bus to the disaster-stricken area, image diagnosis such as the presence or absence of fractures and damage to internal organs at the site can be performed. It is also used for patrol diagnosis and mass screening in depopulated areas such as mountainous areas. In particular, recently, with the advent of a helical scanning X-ray CT apparatus, a chest region can be imaged during one breath, and a helical scan is also used for mass screening for early detection of chest disease. The realization of a vehicle equipped with an X-ray CT apparatus equipped with a scanning X-ray CT apparatus has been strongly desired.

As a conventional vehicle equipped with an X-ray CT apparatus, a vehicle disclosed in Japanese Utility Model Registration No. 3027769 is known, and its outline is shown in FIG.
That is, at the center of the large bus type vehicle 1 in the length direction,
The gantry 2a and the bed 2b of the X-ray CT apparatus are mounted, and the power supply device 3 and the high-voltage generator 4 are installed in the space between the driver's seat 18 at the front of the vehicle and the gantry 2a and the bed 2b. In addition, an X-ray monitor 5 and a console 6 are provided. An entrance 12 for a subject on a stretcher or a wheelchair and a lift device 15 are provided on the rear wall surface of the vehicle 1, and an entrance 13 for a subject who can walk by himself is provided on the rear side wall surface of the vehicle 1. It is. Other vehicles equipped with an X-ray CT apparatus are disclosed in JP-A-6-154202 and JP-A-8-12.
The one disclosed in Japanese Patent No. 7282 and the like is also known.

[0004]

However, in the apparatus disclosed in Japanese Utility Model Registration No. 3027769, the power supply device 3 is installed in the same room as the gantry 2a and the bed 2b of the X-ray CT apparatus, so that the safety is improved. There is a problem that the subject is uneasy due to noise and gives the subject under examination discomfort due to noise. Further, since the power supply device 3 and the high-voltage generator 4 are installed along the length direction of the vehicle 1, space efficiency is reduced. Further, since the apparatus disclosed in Japanese Patent Application Laid-Open No. HEI 6-154202 performs X-ray CT imaging while the subject is sitting on a chair, it is not suitable for X-ray CT imaging of a seriously injured subject. It was not suitable. Further, the one disclosed in Japanese Patent Application Laid-Open No. 8-127282 is an industrial X-ray CT apparatus mounted on a large trailer. It was unsuitable for use in medical examinations. The present invention has been made to solve such a conventional problem.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, an invention according to claim 1 is a gantry for an X-ray CT apparatus formed substantially in the middle of a self-propelled vehicle having a driver's seat at the front. And a CT room in which a bed is installed; a power room in which a power supply device is installed between the CT room and the driver's seat;
An X-ray CT apparatus equipped with a console room for operating a gantry and a bed of the X-ray CT apparatus formed on the back of the room and for processing data and a monitor including a monitor for displaying CT images. In the vehicle, a pit for accommodating a cable connecting the mount and the bed of the X-ray CT apparatus to the device is installed under the floor of the CT room and the staff room. As a result, it is possible to eliminate a portion protruding from the floor or the wall, so that there is no restriction on spatial expansion, and it is possible to improve the workability of the medical staff, the livability, the operability of the device, the serviceability, and the like. .

According to a second aspect of the present invention, there is provided an X-ray CT formed at a substantially intermediate portion of a self-propelled vehicle having a driver's seat at a front portion.
A CT room in which a gantry and a bed of the apparatus are installed; a power room in which a power supply is formed between the CT room and the driver's seat; a gantry of the X-ray CT apparatus formed behind the CT room; In a car equipped with an X-ray CT apparatus equipped with a console for operating a couch and processing data and a staff room equipped with a monitor for displaying a CT image, the equipment installed in the staff room includes a staff member. A movable type which is arranged along one side wall surface of the room and forms a space for changing on the other wall surface side, and partitions between the space for changing and the devices arranged along the wall surface. Characterized in that it is provided with a shielding member. Thereby, the space in the staff room can be widened and used also as the dressing room. Further, since the dressing room and the monitor and various devices are blocked by the shield, there is no possibility that the diagnostic image will be seen by another subject, and the privacy of the subject can be protected.

[0007] The invention according to claim 3 provides the invention according to claim 1.
Or the X-ray CT apparatus-equipped vehicle according to claim 2, wherein the console has a table, a control unit placed below the table, and a keyboard placed on the table, The control unit is detachably held on a guide rail having a cushioning material fixed to the floor of the staff room. This can contribute to space saving in the staff room and facilitate maintenance. According to a fourth aspect of the present invention, in the vehicle equipped with the X-ray CT apparatus according to the third aspect, the monitor is fixed on a swing member provided on the table so as to be rotatable in a horizontal direction. It is characterized by the following. As a result, operability during use can be improved while protecting the device against vibrations during traveling. According to a fifth aspect of the present invention, in the vehicle equipped with the X-ray CT apparatus according to the fourth aspect, the keyboard is fixed between the table and the swing member by a detachable band. It is a feature. Thereby, it is released from the troublesome work of detaching from the connector at the time of traveling and storing it in a protective case or the like, and connecting again at the time of use.

According to a sixth aspect of the present invention, there is provided an X-ray CT formed at a substantially intermediate portion of a self-propelled vehicle having a driver's seat at a front portion.
X-ray C provided with CT room in which gantry and bed are installed
In a vehicle equipped with a T device, the base of the X-ray CT device is
A means for fixing and releasing the tilt mechanism is provided. Thus, it is possible to prevent the tilt mechanism from being damaged due to the traveling of the vehicle equipped with the X-ray CT apparatus. Furthermore, the invention according to claim 7 provides an X-ray CT having a CT room in which a gantry and a bed of an X-ray CT apparatus formed in a substantially intermediate portion of a self-propelled vehicle having a driver's seat at the front are installed.
In the device-equipped vehicle, a door that opens outward is formed on a side wall of the self-propelled vehicle corresponding to a position of a gantry of the X-ray CT device installed in the CT room, and a lower portion of the door is a floor of the CT room. It is characterized by being located below the surface. Thereby, at the time of maintenance, access such as attachment and removal of screws and bolts near the floor is facilitated, and serviceability is improved.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a vehicle equipped with an X-ray CT apparatus according to the present invention will be described below in detail with reference to FIGS. In these drawings, the same parts are denoted by the same reference numerals. FIG. 1 is a plan view showing an overall layout for explaining an embodiment of a vehicle equipped with an X-ray CT apparatus according to the present invention, and FIG. 2 is a side view of the same. In FIG. 1, the ceiling portion of the vehicle is not shown.

Now, a vehicle 1 equipped with an X-ray CT apparatus according to the present invention.
00 is a driver's seat 11 in the front such as a large bus type.
0, a CT room 120 is formed at a substantially intermediate portion of the self-propelled vehicle, and a power room 130 having a partly two-layer structure is formed between the driver's seat 110 and the CT room 120, and behind the CT room 120. The staff room 140 is formed. Also,
An entrance 150 for a subject or the like is formed on the rear wall of the self-propelled vehicle so as to communicate with the staff room 140, and the staff room 140 also serves as a changing room for the subject. CT room 12
0 has the widest space in a self-propelled vehicle, and X-ray CT
The gantry 121 and the bed 122 of the apparatus are fixedly installed on the floor, and the air conditioner 123 and the switchboard 124
And so on. An X-ray CT apparatus usually has a gantry 12
1, a bed 122 and a console 141. The console 141 is a staff room 1 as described later.
40. Note that FIG. 3 shows a part of the gantry 121 and the bed 122 provided in the CT room 120 in an enlarged manner, and a through hole 121a serving as an imaging port is formed in the center of the gantry 121. Top plate 122 of the bed 122
The subject placed on a is sent to the imaging opening 121a by sliding the top plate 122a.
Although not shown in the frame 121,
A rotating unit to which an X-ray generator and an X-ray detector are attached is provided so as to face each other with the 1a interposed therebetween, and further a driving unit for driving the rotating unit, a tilt mechanism for tilting the rotating unit, and an X-ray generator. A high voltage generator for generating a high voltage to be supplied,
A signal amplifier for amplifying a signal detected by the line detector is housed.

The surface of the gantry 121 is covered with a cover, and the cover is divided into a front cover 121b, a side cover 121c, an upper cover 121d, a back cover 121e, and the like. As shown in FIG. 2, the front cover 121b is designed to be opened to the ceiling side of the self-propelled vehicle so that internal devices can be accessed from the front. A handle 121f is provided to protrude from the side cover 121c of the gantry 121. The handle 121f is for fixing or releasing the fixing of the tilt mechanism.
At the time of traveling, the vehicle is fixed at the time of traveling so that the tilt mechanism is not damaged by vibration or the like at the time of traveling, the vehicle 100 equipped with the X-ray CT device is stopped at a predetermined position, and the fixing is released when the X-ray CT device is operated. Is what you do. When the vehicle 100 with the X-ray CT device starts running or when the X-ray CT device starts operating, the operating state of the handle 121f, that is, the fixed / released state of the tilt mechanism, is constantly changed so as not to mislead the operator. For display, a display 125 is provided on a wall in the CT room 120 as part of a safety device. Further, the couch 122 can be lowered to about 35 cm above the floor in a state where the couchtop 122a is retracted in order to facilitate the getting on and off of the subject, and the couchtop 122a slides if it does not rise to a predetermined height. To prevent this, an interlock circuit is provided.

Next, the power supply chamber 130 will be described. The power supply room 130 is located between the driver's seat 110 and the CT room 120 and is partially formed in a two-layer structure. A power supply device 131 composed of a generator is installed in a lower part, and a power supply Air cooling equipment 132 such as a fan for cooling the device 131
Is installed. Therefore, necessary power is supplied from the power supply chamber 130 to each component of the X-ray CT apparatus. The means for laying cables for power supply will be described later. As described above, the power supply chamber 130 is formed in a two-layer structure, and the power supply device 131, which is a heavy object, is disposed in the lower layer in a direction perpendicular to the longitudinal direction of the self-propelled vehicle. And the staff room 140 can be enlarged accordingly, thereby improving the space efficiency of the self-propelled vehicle. Further, since the power supply room 130 is an independent room, the subject in the CT room 120 is less likely to feel uncomfortable due to noise, and safety is improved.

Next, the staff room 140 formed behind the CT room 120 will be described. Staff room 14
Numeral 0 denotes a room mainly used by medical staff such as doctors and technicians to operate the X-ray CT apparatus and interpret the acquired CT images. The staff room 140 includes a console 141 for an X-ray CT apparatus, a monitor 142 for displaying a CT image, a computer-aided diagnosis system (lung cancer CAD) 143a for lung cancer screening, a communication system 143b, and an analyzer 143c. Various devices 1
43 are arranged along one side wall surface of the staff room 140, in other words, along one surface of the longitudinal side wall of the self-propelled vehicle. FIG. 4 is an enlarged view of a console 141 installed in the staff room 140. The console 141 includes a table 141a, a control unit 141b placed below the table 141a, a keyboard 141c placed above the table 141a, and a mouse 1
41d. The monitor 142 and monitors of other devices 143 are also placed on the table 141a. However, the monitor 142 is connected to the table 14
2a, two bands 144a, 1b are attached to the swing part 144 fixed so as to be rotatable with respect to the horizontal direction.
It is fixed so as to be integrated by 44b. Therefore, the monitor 142 can freely change its orientation together with the swing part 144 in the horizontal direction on the table 141a within a predetermined range. Therefore, operability during use can be improved while protecting the device from vibration and the like during traveling.

A microphone 141 e for communicating between a subject who is taking a picture in the CT room 120 and a medical staff in the staff room 140 is provided with a table 14.
1a. The mouse 141d is stored in a mouse pocket 141f fixed to the side of the monitor 142 when not in use. Further, as shown in FIG. 4, the keyboard 141c
When the T-equipment-equipped vehicle 100 travels, the vehicle is fixed by a substantially V-shaped elastic fixed band 144c interposed between the swing part 144 and the table 141a. Thus, not only the keyboard 141c but also the monitor 142 is fixed together with the swing part 144, so that the monitor 142 can be protected so as to withstand vibration during traveling. Conventional X-ray C
When the T-equipped vehicle 100 is running, the keyboard 141c
And the mouse 141d were detached from the connector and stored in a protective case or the like, and reconnected when used. This was troublesome, but the fixing by the fixing band 144c and the storage in the mouse pocket 141f caused this trouble. , And a space for placing the protective case is not required, so that the space can be used effectively. The illustrated monitor 142 and keyboard 1
Not only 41c but also monitors for other devices 143,
Similarly, it is attached to a swing part mounted on the table 141a, and its keyboard is also fixed by a fixing band, but these are not shown in FIG.

The control section 141b placed under the table 141a is fixed so that its bottom is fitted to two guide plates 145 fixed to the floor of the staff room 140 via rubber cushions. You. Although illustration is omitted, a roller is provided on the upper surface of the guide plate 145. When a base plate with a slope attached to the bottom of the control unit 141b is slid on the roller and moved in the direction of the arrow. , Are fitted and fixed at predetermined positions. At the time of maintenance or the like, the control unit 141
If one side of b is lifted and pulled out to the left side (opposite side of the arrow) in FIG. 4, since the casters are provided at the bottom of the control unit 141b, it can be easily moved to the left space of the table 141a. . As described above, since the guide plate 145 can fix the control unit 141b without protruding from the bottom of the control unit 141b, it can contribute to space saving in the staff room 140.

As shown in FIG. 1, a space 146 for changing clothes is formed on the side wall opposite to the surface on which various devices 143 are arranged, including the console 141 of the staff room 140. ing. A movable shield such as a curtain 147 is provided so that the space 146 for dressing and the devices 143 arranged along the wall surface can be partitioned as necessary. In the space 146, a fixed chair 146a is installed.
As described above, the console 141, the monitor 142, and the various devices 143 are arranged in a line in the staff room 140 along one side wall surface, and the medical staff looks at the screens of the monitor 142 and the various devices 143 facing the wall surface side. Since the work can be performed while the work is being performed, the space in the staff room 140 can be widely used. Therefore, the staff room 140 can also be used as the dressing room 146 as needed. At this time, the changing room 146 and the monitor 14 are
2 and the various devices 143, the diagnostic image is not likely to be seen by another subject, and the privacy of the subject can be protected. In addition, the entrance 150
The rear wall of the self-propelled vehicle is formed so as to communicate with the center of the staff room 140, and the entrance 150 is provided with a step 151 that is stored in the vehicle body when not in use.

Next, a pit as a laying means such as a cable for connecting the console 141 and the gantry 121 and the bed 122 of the X-ray CT apparatus and a power supply cable will be described. FIG. 5 is a layout diagram of pits installed below the floor of the CT room 120 and the staff room 140, and the hatched portion is the pit 160. The pit 160 is formed from the power supply room 130 to the CT room 120, under the partition wall 120a, along the partition wall 120a, and bends under the gantry 121 to set the rear wheel position of the self-propelled vehicle. The vehicle goes straight along the bed 122 so as to avoid it, and further bends to reach the installation position of the switchboard 124. Further, the CT room 12
It is formed so as to bend under the partition wall 120b between the zero and the staff room 140, bend, and reach the console 141 along the partition wall 120b on the staff room 140 side. The pit 160 is partitioned into a signal cable and a power cable, and the pedestal 121, the bed 122,
A signal cable for transmitting and receiving signals between the consoles 141 is housed on the signal cable side in the pit 160. The power cable from the power supply 131 is once passed through the power cable side in the pit 160 to the switchboard 124.
Then, power is supplied from the switchboard 124 to the gantry 121, the bed 122, the air conditioner 123, the console 141, various devices 143, and the like again through the power cable side of the pit 160. As described above, according to the present invention, a pit is installed under the floor of a self-propelled vehicle, and a signal cable and a power cable are housed in the pit, so that components constituting the X-ray CT apparatus are interconnected. It is. In the conventional vehicle 1 equipped with an X-ray CT device, wiring pits are protrudingly mounted on the floor or the wall, so that the spatial expansion is restricted, which hinders the work of medical staff, or the installation of various devices. Although restrictions have been given, the present invention can eliminate portions protruding from the floor or the wall, so that workability, livability, operability, serviceability, and the like can be improved.

Finally, a maintenance door formed on the side wall of the vehicle equipped with the X-ray CT apparatus will be described. As shown in FIG. 1, one side wall has a door 12 corresponding to the installation position of the gantry 121 of the CT room 120 of the vehicle 100 equipped with the X-ray CT apparatus.
6a, and a door 126b is provided on the other side wall, and a door 126c is provided corresponding to the installation position of the air conditioner 123. Similarly, the power supply 13 of the power supply chamber 130
A door 133 is provided on one side wall corresponding to the installation position of No. 1. Each door 1 formed on the side wall of these self-propelled vehicles
26a, 126b, 126c and 133 are formed for maintenance of the respective devices. For example, as shown in FIG. 6 (a), the lower part of the door frame 126d is located below the floor 100a of the vehicle body. , So that the reinforcing member 100b is disposed and the side wall 100c
To keep the rigidity. Therefore, when the door 126a (that is, the frame 126d) is opened, the floor surface 100a is exposed, and the access such as mounting and removing the screws 121g and the bolts 121h at the lower part of the frame 121 stored therein becomes easy, and the serviceability is improved. Is improved. In the conventional structure of this portion, as shown in FIG. 6B, the door frame 126d is positioned higher than the floor surface 100a in order to maintain the rigidity of the side wall 100c of the vehicle body. Mounting of screws 121g and bolts 121h,
Although removal is difficult, the difficulty can be solved by the embodiment of the present invention.

[0019]

As described in detail above, according to the present invention, space can be saved everywhere by eliminating portions protruding from the floor or wall, or by devising the arrangement of devices, thereby achieving a space-saving. The present invention provides a vehicle equipped with an X-ray CT apparatus that improves the operability and serviceability of equipment, including the operability and living comfort of medical staff, by eliminating restrictions on widespread spread. Further, there is provided a vehicle equipped with an X-ray CT device provided with a protection means, which is easy to handle and can be released from troublesome work while sufficiently considering vibration during traveling of the vehicle equipped with the X-ray CT device.

[Brief description of the drawings]

FIG. 1 is a plan view showing an overall layout for explaining an embodiment of a vehicle equipped with an X-ray CT apparatus according to the present invention.

FIG. 2 is a side view of the same.

FIG. 3 is an enlarged perspective view showing a part of a gantry and a bed provided in a CT room of a vehicle equipped with an X-ray CT apparatus.

FIG. 4 is an enlarged perspective view of a console portion installed in a staff room of a vehicle equipped with an X-ray CT apparatus.

FIG. 5 is a layout diagram of pits installed below the floor of a vehicle equipped with an X-ray CT apparatus.

FIG. 6 is a partial cross-sectional view for explaining a structure of a door portion by comparing the present invention with a conventional one.

FIG. 7 is a plan view for explaining a conventional vehicle equipped with an X-ray CT apparatus.

[Explanation of symbols]

 Reference Signs List 100 Vehicle equipped with X-ray CT apparatus 110 Driver's seat 120 CT room 121 Cradle 122 Sleeper 130 Power supply room 131 Power supply device 140 Staff room 141 Console 142 Monitor 160 Pit

Claims (7)

[Claims] 1. A CT room in which a gantry and a bed of an X-ray CT apparatus are installed substantially in the middle of a self-propelled vehicle having a driver's seat at the front, and a CT room is formed between the CT room and the driver's seat. A power supply room in which a power supply device is installed, and a console for operating a gantry and a bed of the X-ray CT device formed behind the CT room and processing data, and a device including a monitor for displaying a CT image are installed. In a vehicle equipped with an X-ray CT apparatus equipped with a staff room, a pit for accommodating a cable connecting the gantry and bed of the X-ray CT apparatus and the device is provided under the floor between the CT room and the staff room. A vehicle equipped with an X-ray CT device, which is installed. 2. A CT room in which a gantry and a bed of an X-ray CT apparatus are installed substantially in the middle of a self-propelled vehicle having a driver's seat at the front, and a CT room is formed between the CT room and the driver's seat. A power supply room in which a power supply device is installed, and a console for operating a gantry and a bed of the X-ray CT device formed behind the CT room and processing data, and a device including a monitor for displaying a CT image are installed. In a car equipped with an X-ray CT apparatus equipped with a staff room, the devices installed in the staff room are arranged along one side wall surface of the staff room, and a space for changing clothes is provided on the other wall surface side. A vehicle equipped with an X-ray CT apparatus, comprising a movable shield formed and partitioning between the space for changing clothes and devices arranged along the wall surface. 3. The console has a table, a control unit placed under the table, and a keyboard placed on the table, wherein the control unit is fixed on a floor of the staff room. The vehicle equipped with the X-ray CT apparatus according to claim 1, wherein the vehicle is detachably held by a guide rail having a. 4. The vehicle according to claim 3, wherein the monitor is fixed on a swing member provided on the table so as to be rotatable in a horizontal direction. 5. The vehicle according to claim 4, wherein the keyboard is fixed between the table and the swing member by a detachable band. 6. A vehicle equipped with an X-ray CT apparatus provided with a CT room provided with a gantry of an X-ray CT apparatus and a bed provided at a substantially intermediate portion of a self-propelled vehicle having a driver's seat at a front part thereof.
A vehicle equipped with an X-ray CT apparatus, wherein a mount for fixing and releasing the tilt mechanism is provided on a mount of the X-ray CT apparatus. 7. An X-ray CT apparatus-equipped vehicle including a CT room in which a base for an X-ray CT apparatus and a bed are provided at a substantially intermediate portion of a self-propelled vehicle having a driver's seat in a front part.
In accordance with the position of the gantry of the X-ray CT device installed in the T room,
A vehicle equipped with an X-ray CT apparatus, wherein a door that opens outward is formed on a side wall of the self-propelled vehicle, and a lower portion of the door is located below a floor of the CT room.