JP3398630B2 - X-ray equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an X-ray radiographing apparatus, and more particularly to an X-ray radiographing apparatus capable of taking an X-ray image of a human body while a disabled person is in a wheelchair.

[0002]

2. Description of the Related Art It has long been practiced to photograph a skeletal structure of a human body and to appropriately treat the human body based on the projected image. 2. Description of the Related Art Conventionally, apparatuses having various structures have been used for X-ray imaging of a human body. For example, an upright stand for shooting with a human standing, a supine stand for taking a picture of the human body on a tabletop placed on a horizontal plane, a floating table-type supine table that allows the tabletop to be moved horizontally by human power, and There are various types such as a lifting table type supine table in which the top plate can move vertically as well as a horizontal direction, and an elevating tilt type supine table in which the top plate tilts.

In an aging society, people who are indispensable to use a wheelchair or who have a physical disability and who use a wheelchair may be diagnosed and treated by X-ray photography. For such a person, it is often difficult to take a picture using an upright stand, so when taking a picture, get off the wheelchair and take a picture on a supine table.

[0004]

As described above, in the case of performing X-ray imaging of, for example, the head and neck of a person using a wheelchair, an X-ray imaging apparatus having a supine table must be prepared. , The time to remove the photographed person from the wheelchair,
It takes a lot of trouble, such as having to prepare an attendant to take care of the photographed person.

The present invention is intended to eliminate the above-mentioned conventional inconvenience, and an object thereof is to enable X-ray photography without the patient getting off the wheelchair and to require no special radiography apparatus. An attempt is made to provide a radiographic device.

In order to achieve the object of the present invention, the invention according to claim 1 of the present application is an X-ray radiographing apparatus for radiographing an affected area of a patient sitting on a wheelchair, which is provided along a column. And a vertically movable movable support plate, a chair member arranged on the front surface of the support column for seating a patient to be X-rayed, and supported by the support plate, and vertically arranged at a distance from the support plate. An X-ray imaging apparatus is provided, which comprises: a front plate that is located above the seat plate of the chair member and that holds a cassette that can be positioned near the affected area of the patient to be imaged. In addition to the invention according to claim 1, the invention according to claim 2 of the present application provides an X-ray imaging apparatus, wherein the chair member is a wheelchair. In the invention according to claim 3 of the present application, in addition to the invention according to claim 1,
There is provided an X-ray imaging apparatus characterized in that the distance between the support plate and the cassette is variable. According to claim 4 of the present application, in addition to the invention according to claim 1, there is provided an X-ray imaging apparatus characterized in that the front plate is detachable from the support plate. According to claim 5 of the present application, in addition to the invention according to claim 1, there is provided an X-ray imaging apparatus, wherein the support plate is a leader imaging table of an X-ray standing imaging table.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION Next, an embodiment of the present invention will be described in detail with reference to the drawings. 1 is a perspective view of an X-ray imaging apparatus according to the present invention, and FIG. 2 is a side view showing a usage state of the X-ray imaging apparatus. In these figures, reference numeral 1 is a column which is vertically installed from a floor surface 2 and which constitutes a standing imaging stand which has been used conventionally. An X-ray imaging stand 3, which is a standing upright imaging stand that has been conventionally used, is attached to the pillar 1 so as to be vertically movable along the pillar 1. The X-ray imaging stand 3 includes a carriage 4 that moves along the support column 1 and the carriage 4
And a reader photographing stand 5 mounted on the front surface of the. A wheelchair photographing table 6 is attached to the front of the leader photographing table 5. The leader photographing table 5 is a leader photographing table of a standing photographing table which has been conventionally used, and serves as a support plate for holding the wheelchair photographing table 6. Although not shown in the figure, the carriage 4 is tied to the tip of a rope suspended on a pulley provided at the upper end of the pillar 1. Further, a weight is tied to the other end of the cord, and the weight is adjusted with the X-ray imaging stand 3 so that the X-ray imaging stand 3 can be easily moved up and down. ing.

A reader photographing stand 5 provided on the front surface of the carriage 4 can detachably fix a cassette loaded with an X-ray film on the front surface thereof, and the standing photographer stands in front of which the subject is photographed. It becomes a stand. In addition, 7 is a chin rest.

The wheelchair photographing base 6 has a front plate 8 on which a cassette for photographing can be detachably set, and an upper end supporting portion 9 extending horizontally from the upper edge of the front casing 8 toward the upper edge of the reader photographing base 5.
And a distance holding plate 10 extending horizontally from the middle of the front plate 8 toward the leader photographing table 5.

At the lower edge of the front plate 8, a cassette retaining portion 11 having a U-shaped cross section is formed. A slit 12 is provided in the center of the front plate 8 in the vertical direction.
A cassette holder 13 is provided so as to be vertically movable along the line 2. A lock handle 14 is formed at the upper end of the cassette holder 13, and by rotating the lock handle 14, the cassette holder 13 is fixed at a desired position, or the cassette holder 13 is slid along a slit. be able to. Therefore, a cassette of any size can be suspended between the cassette holding portion 13 and the cassette retaining portion 11. In FIG. 2, reference numeral 15 denotes a cassette fixed to the front plate 8.

An upper end support portion 9 extending from the upper edge of the front plate 8
Has legs 16 and 16 extending in a bifurcated manner toward the upper edge direction of the leader photographing stand 5. Further, in order to reduce the weight of the spacing plate 10, a circular hole 17 is opened in the center. An abutting plate 18 that abuts on the leader imaging stand 5 is formed at the leading edge thereof. The X-ray imaging table according to the present invention can be detachably attached to the front surface of the reader imaging table 5 which has been conventionally used, so that the tips of the two legs 16 are downwardly moved as shown in FIG. It is bent to form a flange 19, and a screw rod 22 having a rotary knob 20 and a pressing boss 21 attached to both ends is screwed into the flange 19.

The wheelchair imaging table 6 according to the present invention is used by being mounted so as to be hooked on the reader imaging table 5 of the X-ray imaging table 3 which is generally used. That is, the tip of the leg 16 of the X-ray imaging table 3 is hooked on the upper edge of the reader imaging table 5, the contact plate 18 at the tip of the spacing plate 10 is brought into contact with the front surface of the reader imaging table 5, and the rotary knob is rotated. The X-ray imaging table 3 is fixed to the reader imaging table 5 by rotating the 20 and pressing the pressing boss 21 against the upper rear surface of the reader imaging table 5.

In using the wheelchair imaging stand 6 according to the present invention, as shown in FIG. 2, first, the wheelchair 24, which is one of the chair members on which the patient 23 is seated, is moved to the front of the column 1. Then, the wheelchair photographing table 6 attached to the leader photographing table 5 is lowered onto the knee where the patient 24 sits on the seat of the wheelchair. In this state, the cassette 15 attached to the front plate 8 of the wheelchair imaging stand 6 can be brought close to the chest of the patient. In this state, the X-ray tube is brought close to the back of the patient, the patient is irradiated with X-rays, and the chest image of the patient is exposed to the film mounted in the cassette.

Although the above description has been made on the chest radiographing of the patient, the present invention is extremely effective not only for radiographing the chest of the patient but also for radiographing the head. When photographing the patient's head, the height of the cassette 15 is aligned with the horizontal position of the patient's head, the patient's head is brought into close proximity or light contact with the cassette, and the patient is irradiated with X-rays as described above. An image of the patient's head is exposed to the film mounted in the cassette. In this case, the imaged parts are the front of the head (AP direction), T
AWN. In addition to side view, the wheelchair 24 on which the patient sits is rotated, or the height of the cassette 15 is adjusted.
By changing the irradiation position of the ray tube, cervical vertebra 6-direction imaging, sinus / facial imaging (PA direction), cervical bidirectional imaging, lower forehead lateral oblique imaging, head side view on a vertically positioned cassette , It is possible to easily perform Schuler imaging in which the ear piece is bent and pressed against the front side and irradiates X-rays from a direction tilted 25 degrees downward from the horizontal direction, and Stenverse imaging method which is a kind of simple skull imaging method. .

In the above embodiment, the tip of the leg 16 of the wheelchair photographing base 6 is fixed by the screw rod 22, but if the thickness of the leader photographing base 5 is constant, the screw rod is not provided. It suffices to simply provide a hook having a U-shaped cross section at the tip of the leg 16 and hold the hook by the hook to the upper edge of the reader / photographing stand 5.

The feature of the present invention is that the bent legs of the patient sitting on the wheelchair are taken by the imaging stand 6 for each wheelchair armrest.
It is to let you go under the bottom of. By this action, the cassette 15 can be brought into contact with the chest or abdomen of the patient. However, the size of the patient is not constant, and the size of the wheelchair is not constant. For example, as shown in FIG.
There is a case where the wheelchair comes into contact with the front surface of the wheelchair and the wheelchair cannot be inserted further toward the lower surface of the reader imaging stand. In order to eliminate such an inconvenience, in the next embodiment of the present invention, the upper end support portion 9 and the distance holding plate 10 of the wheelchair imaging base 6 are provided.
Configure so that the length of can be adjusted.

FIG. 4 is a partial explanatory view showing this embodiment. In FIG. 4, the flange 19 provided at the tip of the leg of the upper end support portion 9 has the same shape as that shown in FIG.
The tips of the two legs 16 are bent downward to form the flange 1.
9, a rotary knob 20 and a screw rod 22 having a holding boss 21 attached to both ends are screwed onto the flange 19. Further, the leg 16 is provided with a slit 27 along the longitudinal direction. A stopper 25 having a U-shaped cross section is slidably attached to the lower surface of the leg 16, and the guide piece 26 protruding from the upper surface is provided with the slit 2
Slide in 7.

Two tightening screws 28, 29 which penetrate the slit 27 from the upper surface of the leg 16 and are screwed into the stopper.
Is provided. The contact plate 18 provided at the tip of the spacing plate 10 provided below the wheelchair imaging base 6 includes:
A position adjusting screw 31 to which a positioning boss 30 is attached is screwed to the tip. In the wheelchair imaging stand thus configured, the stopper 25 is fixed at a desired position by using the tightening screws 28 and 29, and the position adjusting screw 3
After rotating 1 to determine the position of the positioning boss 30 in accordance with the position of the stopper 25, the wheelchair imaging stand is hooked on the front of the leader imaging stand. In the wheelchair imaging stand thus configured, the distance between the leader imaging stand and the front panel 8 of the wheelchair imaging stand can be freely set.

Although the present invention has been described with reference to the above embodiments, various modifications are possible within the scope of the present invention, for example, a normal chair without a car may be used instead of a wheelchair. And applications are possible, and these modifications and applications are not excluded from the scope of the present invention.

[0019]

As described in detail above, the present invention is
Since the patient is not taken down from the wheelchair and photographed, the physical and mental burden on the patient can be reduced, and an accident where a patient who got off the wheelchair and moved to a supine table for photographing falls from now on Will be eliminated and patient safety will be improved. In addition, since it is not necessary to remove the patient from the wheelchair, it is possible to shorten the shooting time including the preparation time, and there is no need for a caregiver to accompany the patient during the shooting, so There is no unnecessary X-ray exposure.

[Brief description of drawings]

FIG. 1 is a perspective view of an X-ray imaging apparatus according to the present invention.

FIG. 2 is a side view showing a usage state of the X-ray imaging apparatus.

FIG. 3 is an explanatory view showing a fixing structure of a wheelchair imaging stand.

FIG. 4 is an explanatory view showing another embodiment of the wheelchair imaging stand.

[Explanation of symbols] 1 ... Prop 2 ... Floor 3 ... X-ray imaging stand 4 dolly 5: Leader shooting stand 6 ... Wheelchair photography stand 7: chin rest 8: Front plate 9 ... Top support 10-spacing plate 11: Cassette stopper 12: slit 13: Cassette holder 14-Lock handle 15: Cassette 16: Leg 17 ... Circular hole 18 ... Contact plate 19 ... Flange 20 ... Rotating knob 21 ... Pressing boss 22 ... Screw rod 23 ... Patient 24 ... Wheelchair 25: Stopper 26: Guide piece 27 ... Slit 28 ... Tightening screw 29 ... Tightening screw 30 ... Boss 31-position adjustment screw

Claims (5)

(57) [Claims] 1. An X-ray imaging apparatus for X-raying an affected area of a patient sitting on a wheelchair, and a support plate movable in a vertical direction along a support, and a patient placed on the front surface of the support for performing an X-ray imaging. A chair member on which the chair is to be seated, and which is supported by the support plate, is vertically arranged with a space from the support plate, is positioned above the seat plate of the chair member, and can be positioned in the vicinity of the patient to be imaged. A front plate that holds a free cassette,
An X-ray imaging apparatus including the. 2. An X-ray imaging apparatus according to claim 1, wherein the chair member is a wheelchair. 3. The X-ray imaging apparatus according to claim 1, wherein the distance between the support plate and the cassette is variable. 4. The X-ray imaging apparatus according to claim 1, wherein the front plate is detachable from the support plate. 5. The X-ray imaging apparatus according to claim 1, wherein the support plate is a leader imaging table of an X-ray standing imaging table.