WO2020013495A1

WO2020013495A1 - X-ray photographing device

Info

Publication number: WO2020013495A1
Application number: PCT/KR2019/007949
Authority: WO
Inventors: 강승협
Original assignee: 주식회사 제노레이
Priority date: 2018-07-12
Filing date: 2019-07-01
Publication date: 2020-01-16
Also published as: KR20200007303A; KR102193930B1

Abstract

The present invention relates to an x-ray photographing device comprising: a support arm for supporting a chin support part, which supports the chin of a patient and adjusts the height thereof; and an X-ray generating unit and an X-ray receiving unit of which the locations are determined by an upper arm extending from the upper part of a body such that a photographing location is determined, wherein the X-ray photographing device further comprises a rotation support unit, which is fixed to a part of the body and supports the support arm such that the support arm can rotate, thereby rotating the support arm in a horizontal direction with respect to the ground so as to open the photographing location when the patient enters or exits the photographing location.

Description

X ray imaging device

The present invention relates to an x-ray imaging apparatus, and more particularly to an x-ray imaging apparatus that is easy to enter and exit the patient.

X-ray imaging apparatus used in dental care, etc. are positioned around the head of the patient and the jaw supporting the patient's jaw, and includes an imaging unit including an x-ray output unit and a sensor.

The jaw rest supports the patient's jaw and moves up and down to determine the position of the patient's height, and the imaging unit moves in a plane so that the x-ray output unit and the sensor face each other around the patient's head (basically, the arch). Can be.

The jaw rest is located at the top of the arm extending from the main body of the imaging device.

The structure of such an X-ray photographing apparatus is disclosed in FIG. 2 of the applicant's Patent Publication No. 10-2017-0093758 (a panorama image generating method using an X-ray photographing apparatus and an X-ray photographing apparatus, published August 16, 2017). have.

The conventional X-ray imaging apparatus will be described in detail with reference to the accompanying drawings as follows.

1 is a perspective view of a conventional x-ray photographing apparatus described in the above patent publication, and FIG. 2 is a front view of FIG. 1.

1 and 2, the conventional X-ray imaging apparatus 1000 may include a controller 1100, a moving unit, an X-ray generating unit 1300, an X-ray detecting unit 1400, and a body unit 1010. .

The body 1010 may provide a frame of the X-ray imaging apparatus 1000 and have a height greater than the average height of the patient so that the tooth region of the patient, which is the object, may be photographed.

The controller 1100 may be located inside the body portion 1010. Alternatively, the controller 1100 may be located outside the body portion 1010.

The body portion 1010 may include a lower body 1020 and an upper body 1030. The lower body 1020 may support the upper body 1030. The lower body 1020 and the upper body 1030 may be integrally formed. The upper body 1030 may move in the up and down direction based on the lower body 1020.

The upper body 1030 may be formed to be bent. The upper body 1030 may include a vertical portion 1031 and a horizontal portion 1033. The vertical portion 1031 may have a shape extending in the same direction as the lower body 1020. The horizontal portion 1033 may have a shape extending in a vertical direction with the vertical portion 1031. The vertical portion 1031 and the horizontal portion 1033 may be integrally formed.

The moving part may be located under the horizontal part 1033. The moving part may rotate in a state in which it is not fixed to the horizontal part 1033. The moving part may rotate in a state where the horizontal part 1033 is fixed.

The moving unit may rotate in response to the control of the controller 1100.

At least one of the X-ray generator 1300 and the X-ray detector 1400 may move by the moving unit. The X-ray generating unit 1300 and the X-ray detecting unit 1400 may rotate about the shaft 1201 by the rotation of the moving unit. The shaft 1201 may be a straight line perpendicular to the ground. The axis 1201 may be a straight line in the z direction. The center point of the object may be located on the axis 1201. That is, the shaft 1201 may pass through the center of the head of the patient.

The moving part 1201 may include a first arm 1210 and a second arm 1220.

The first arm 1210 and the second arm 1220 may have a shape extending in a direction parallel to the horizontal portion 1033.

The first arm 1210 and the second arm 1220 may be arranged to have a predetermined included angle. An angle between the first arm 1210 and the second arm 1220 may be 180 degrees. If the X-ray generator 1300 and the X-ray detector 1400 may be positioned to have a spatial relationship necessary for imaging, the angle between the first arm 1210 and the second arm 1220 may be 180 degrees. You don't have to.

The first arm 1210 and the second arm 1220 may be coupled to each other and rotated, or may be separated and rotated separately. That is, the second arm 1220 may rotate at the same time while the first arm 1210 rotates, and the angle at which the first arm 1210 rotates during the same time interval is the second arm 1220. It may be equal to the rotated angle. Meanwhile, the second arm 1220 may not rotate while the first arm 1210 rotates, and conversely, only the second arm 1220 may rotate while the first arm 1210 does not rotate. It may be. The first arm 1210 and the second arm 1220 may rotate with respect to the axis 1201. Rotation axes of the first arm 1210 and the second arm 1220 may be the same. The same axis of rotation may be the axis 1201.

The first arm 1210 may be connected to the X-ray generator 1300. The X-ray generator 1300 may be moved by the movement of the first arm 1210. As the first arm 1210 rotates about the axis 1201, the X-ray generator 1300 also rotates about the axis 1201.

The second arm 1220 may be connected to the X-ray detector 1400. The X-ray detector 1400 may be moved by the movement of the second arm 1220. As the second arm 1220 rotates about the axis 1201, the X-ray detector 1400 also rotates about the axis 1201.

Since the first arm 1210 and the second arm 1220 have an angle of 180 degrees, the X-ray generator 1300 and the X-ray detector 1400 also have a 180 degree angle with respect to the axis 1201. Can have an angle. The X-ray generator 1300 and the X-ray detector 1400 may rotate about the axis 1201 with an angle of 180 degrees. The X-ray generator 1300 and the X-ray detector 1400 may rotate to face each other.

The X-ray generator 1300 may rotate in an arc.

Conventional X-ray imaging apparatus configured as described above is characterized by the position adjustment and rotational movement of each part, but the support arm 1600 for supporting the bib 1500 is fixed to the upper body 1030, the patient indicated by the arrow It is in the state blocking the entry direction of.

Therefore, since the patient has to turn the support arm 1600 to enter the space between the X-ray generator 1300 and the X-ray detector 1400, there is a problem inconvenient to use.

Such discomfort can be even more inconvenient if the patient is injecting the injection solution and needs to move with the injection rack, and there is difficulty in entering the wheelchair.

When the patient in a wheelchair from above enters the space between the X-ray generator 1300 and the X-ray detector 1400, another interference is also made by the pedestal 1700.

The pedestal 1700 serves to safely support the X-ray photographing apparatus 1000, but prevents the pedestal 1700 from moving to a photographing position in a wheelchair. Therefore, the conventional X-ray imaging apparatus 1000 has a difficulty in using a patient in a wheelchair.

In order to move down from the wheelchair to the shooting position had to move the patient with a discomfort to the manpower, but the support arm (1600) is blocking the shooting position there was a problem that can not provide a space for several people to move the patient.

The technical problem to be solved by the present invention is to provide an X-ray imaging apparatus that can provide a sufficient space when the patient enters the imaging position.

In addition, another technical problem to be solved by the present invention is to provide an X-ray imaging apparatus that allows the patient to easily enter the shooting position even in a wheelchair.

The X-ray imaging apparatus of the present invention for solving the above problems, the position is determined by the support arm for supporting the bib portion for supporting the jaw of the patient to adjust the height, and the upper arm extending from the upper portion of the body, the shooting position An X-ray imaging apparatus including an X-ray generating unit and an X-ray receiving unit, the X-ray imaging unit comprising: a rotation support unit fixed to a part of the body and rotatably supporting the support arm, wherein the patient enters the imaging position Alternatively, when advancing from the photographing position, the support arm can be rotated in the horizontal direction on the ground to open the photographing position.

According to an embodiment of the present invention, the body is stably supported on the ground, and further includes two pedestals protruding in the protruding direction of the upper arm, the two pedestals on the side of the patient's entry direction, respectively Located in the front and rear, the protruding length of the pedestal located in the front may be shorter than the protruding length of the pedestal located in the rear.

According to an embodiment of the present invention, the support arm may be in a rotatable state or a fixed state by a wire for generating displacement according to the manipulation of the handle and a stopper connected to the wire to displace the fixing pin. .

According to an embodiment of the present invention, the support arm is fixed to the outer surface of the rotation center axis is fixed, providing a fixing groove into which the fixing pin is inserted, and to rotate the support arm around the rotation center axis The bearing may further include a bearing coupled to the case of the support arm.

According to an embodiment of the present invention, the fixing part has a disc structure, and both sides of the fixing groove may protrude outward.

According to one embodiment of the invention, the stopper is fixed to the case of the support arm, a hollow body provided with a guide groove on the side, an elastic portion inserted into the hollow portion of the hollow body to provide elastic restoring force, The wire may further include a wire coupling portion coupled to a portion of the fixing pin, the wire being coupled to receive a force by the manipulation of the handle.

The present invention is to provide an X-ray imaging apparatus that can provide a sufficient space when the patient enters the imaging position by fixing the arm supporting the jaw supporting the jaw of the patient to the body, rotatably fixed to the outside .

In addition, the present invention provides an X-ray imaging apparatus for changing the design of the pedestal, or by rotatably configuring a portion of the pedestal, the patient in a wheelchair to enter the shooting position.

In addition, when the support arm is rotated, it can be rotated with minimal force, and if it is not rotated, it can be firmly fixed so that there is no movement, thereby minimizing the inconvenience of the patient.

1 is a perspective view of a conventional X-ray photographing apparatus.

2 is a front view of FIG. 1.

3 and 4 are perspective views of the x-ray imaging apparatus according to a preferred embodiment of the present invention.

5 is an internal configuration diagram of the support arm.

6 is a partial perspective view of the structure of FIG. 5.

7 is an exploded perspective view of the stopper.

8 is a configuration diagram showing a form that can easily rotate the support arm by the handle operation.

9 is a configuration diagram of another embodiment of the present invention.

-Explanation of Codes-

100: body 200: upper arm

300: X-ray generator 400: X-ray receiver

500: bib part 510: bib

600: rotary support 700: support arm

710: A steering wheel 720: High government

721: fixed groove 730: stopper

731: hollow body 732: fixing pin

733: wire coupling 734: guide groove

735: elastic part 800: stand

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art, and the embodiments described below may be modified in various other forms, and The scope is not limited to the following embodiments. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the inventive concept to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. Also, as used herein, "comprise" and / or "comprising" specifies the presence of the mentioned shapes, numbers, steps, actions, members, elements and / or groups of these. It is not intended to exclude the presence or the addition of one or more other shapes, numbers, acts, members, elements and / or groups. As used herein, the term "and / or" includes any and all combinations of one or more of the listed items.

Although the terms first, second, etc. are used herein to describe various members, regions, and / or portions, it is obvious that these members, components, regions, layers, and / or portions are not limited by these terms. . These terms do not imply any particular order, up or down, or superiority, and are only used to distinguish one member, region or region from another member, region or region. Accordingly, the first member, region, or region described below may refer to the second member, region, or region without departing from the teachings of the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings schematically showing embodiments of the present invention. In the drawings, for example, variations in the shape shown may be expected, depending on manufacturing techniques and / or tolerances. Accordingly, embodiments of the present invention should not be construed as limited to the specific shapes of the regions shown herein, but should include, for example, changes in shape resulting from manufacturing.

3 and 4 are perspective views of the X-ray imaging apparatus according to a preferred embodiment of the present invention, Figure 3 is a support arm closed state, Figure 4 shows a support arm open state.

3 and 4, the X-ray imaging apparatus according to the preferred embodiment of the present invention, the body 100 is installed in the vertical direction to support each part, and the upper arm extending in one direction from the upper end of the body And an X-ray generator 300 and an X-ray receiver 400 that are fixed to the upper arm 200 and rotated by the rotary driver 210, and coupled to a portion of the side of the body 100. Is rotatably coupled to the support 600 and the rotation support 600, extends in the horizontal direction with the ground, the X-ray generating unit 300 and the X-ray receiving unit 400 by rotation is taken It comprises a support arm 700 for opening and closing the space, a bib 500 coupled to the upper portion of the support arm 700, and a pedestal 800 for stably supporting the body 100.

Hereinafter, the configuration and operation of the x-ray imaging apparatus according to the preferred embodiment of the present invention configured as described above will be described in more detail.

First, the body 100 may provide a frame of the X-ray imaging apparatus of the present invention, and may have a height greater than the average height of the patient so as to photograph the tooth region of the patient, which is the object.

The body 100 may be a structure divided into a plurality of up and down, the upper divided structure is guided to the lower divided structure may be moved up and down.

The upper arm 200 extends in one direction from the upper end of the body 100. At this time, one direction is a direction toward the photographing space in which the patient is located to take an X-ray image, and becomes an upper side of one side portion of the body 100.

The upper arm 200 may extend in a direction parallel to the ground.

The functional side of the upper arm 200 has a built-in driving unit to enable horizontal movement of the X-ray generator 300 and the X-ray receiver 400 fixed to the lower side. At this time, the X-ray generator 300 and the X-ray receiver 400 are not directly coupled to the upper arm 200, but are coupled to the rotary driver 210, and the rotary driver 210 is horizontal to the upper arm 200. It may be combined to be movable.

The X-ray generator 300 generates an X-ray of the output set by the controller, and allows the X-ray image to be sensed by the X-ray receiver 400 located on the opposite side, and is rotated by the rotation driver 210. The line generator 300 and the X-ray receiver 400 rotate while the position of each other is maintained, thereby photographing the X-ray image.

A pedestal 800 is provided below the body 100. The pedestal 800 stably supports the body 100 to which the upper arm 200, the X-ray generator 300, the X-ray receiver 400, and the like, which are described above, are prevented from falling by external forces. .

In particular, the upper arm 200 extends to one side of the body 100, and the X-ray generator 300 and the X-ray receiver 400 are coupled to the lower side of the upper arm 200 so that the center of gravity is the photographing position. The first base 810 and the second base 820 protrude in the same direction as the protruding direction of the upper arm 200 because the state is moved to the side.

At this time, the protruding length of the first support 810 located in front of the patient along the direction of entry into the imaging position, which is the space between the X-ray generator 300 and the X-ray receiver 400, is the second support 820. Make it shorter than the protruding length of.

Therefore, when the patient enters the photographing position while in a wheelchair, it is easy to enter without interfering with the first pedestal 810.

That is, the first support 810 and the second support 820 is used to stably support the entire structure of the present invention, but the movement of the first support 810 in a position where the patient enters or exits is shortened. It can be done easily.

The rotation support part 600 is fixedly installed at a part of the side surface of the body 100. The fixed position of the rotation support 600 is a part of the above-described divided body 100, it is preferably coupled to the side of the portion which is located on the upper side and move up and down.

The rotation support part 600 supports the support arm 700 in a rotatable state, and when the patient enters the photographing position, rotates in the direction of opening the photographing position as shown in FIG. 4 so that the patient can fully enter the space. to provide.

After the patient enters again, as shown in FIG. 3, the photographing position is closed, and the bib 510 is fixed.

The support arm 700 may be automatically or manually rotated, but the present invention proposes embodiments of a special structure to prevent the rotational malfunction of the support arm 700 and to allow easy operation.

5 is a diagram illustrating an internal configuration of the support arm 700, and FIG. 6 is a partial perspective view of the structure of FIG. 5.

5 and 6, a fixing portion 720 including a fixing groove 721 is provided inside the support arm 700. The fixing part 720 is coupled to the outside of the rotation center axis 750 of the support arm 700, the rotation center axis 750 does not rotate when the support arm 700 rotates, the fixing part 720 ) Does not rotate and remains fixed.

The central axis of rotation 750 is assumed to be provided by the rotation support unit 600.

The bearing 751 is coupled to the lower portion of the fixed portion 720 of the rotation center shaft 750, and the case of the bearing 751 is coupled to the case of the support arm 700 to be rotated about the rotation center shaft 750. Allow support arm 700 to rotate.

In this structure, the rotatable state or the fixed state of the support arm 700 is determined by the action of the stopper 730.

A specific example of the stopper 730 is shown in an exploded perspective view of FIG. 7.

The stopper 730 is inserted into the hollow body 731 fixed to the inside of the support arm 700, the hollow body of the hollow body 731, the support arm 700 in the state inserted into the fixing groove 721 The fixed pin 732 is released from the fixing groove 721 and the support arm 700 is rotated when it is retracted, and elasticity is provided at the rear end of the fixing pin 732. An elastic portion 735 for advancing the fixing pin 732 to be inserted into the fixing groove 721, protrudes from a portion of the side surface of the fixing pin 732, and exposes the hollow portion of the hollow body 731. The wire coupling portion 733 is exposed to the outside through the guide groove 734 to which the wire 740 is coupled.

One end of the wire 740 is coupled to the wire coupling portion 733, the other end is coupled to the handle 710.

The handle 710 is provided at the end of the support arm 700 and is rotatably coupled to the support arm 700. At this time, the rotation direction is the opposite direction to the entry direction described above, which is a direction in which the support arm 700 is opened as shown in FIG. 4.

8 is a configuration diagram showing a form in which the support arm 700 can be easily rotated by the manipulation of the handle 710. When the handle 710 is rotated in the clockwise direction, the wire 740 is pulled while the wire coupling portion ( The 733 is pulled and the fixing pin 732 is retracted to be separated from the fixing groove 721 of the fixing portion 720.

Therefore, the support arm 700 can be rotated by the rotation operation of the handle 710.

In addition, since the rotation direction of the handle 710 is the same as the rotation direction of the support arm 700, the support arm 700 can be easily rotated. In particular, since the handle 710 is located at the end of the support arm 700, the support arm 700 can be easily rotated with a small force to open the photographing position as shown in FIG.

By rotating the support arm 700, the patient enters the photographing position while the photographing position is opened, and after entering, the support arm 700 is rotated in the opposite direction to position the original position.

At this time, the fixing pin 732 rotates along the outer surface of the fixing part 720, and protrudes outward by the restoring force of the elastic part 735 at the position of the fixing groove 721, and thus the fixing groove 721 ) Is inserted.

As such, the support arm 700 is not rotatable in the state in which the fixing pin 732 is inserted into the fixing groove 721, and the bib 510 may be correctly positioned without changing the position.

At this time, the structure of the fixing part 720 minimizes the wear of the fixing pin 732, and minimizes the resistance to the rotation of the support arm 700. The fixing part 720 may have a disk-shaped structure, and may have a disk-shaped structure in which a portion where the fixing groove 721 is formed is protruded.

Such a structure is fixed even when the fixing pin 732 is separated from the fixing groove 721, the fixing pin 732 protrudes outward by the elasticity of the elastic portion 735 when rotating It is not in contact with the side of the 720.

Therefore, the fixing pin 732 may be prevented from being worn by the contact. When the support arm 700 rotates, the fixing pin 732 contacts the side of the fixing part 720 to act as a frictional resistance of the rotation. Can be prevented.

In order to restore the support arm 700 to its original position while the patient is in the photographing position, the support arm 700 is rotatable and rotates toward the photographing position. At this time, the fixing pin 732 is not in contact with the side of the fixing portion 720 does not generate frictional resistance.

When the support arm 700 rotates and the fixing pin 732 is in contact with the protruding portion located around the fixing groove 721, the end of the fixing pin 732 is in contact with the protruding portion of the fixing portion 720. And, advances in the position of the fixing groove 721 is inserted into the fixing groove 721 to make the support arm 700 in a non-rotatable state.

After the shooting, as described above, the handle 710 is operated to open the support arm 700 again to open the shooting position, and the patient may advance from the shooting position to the outside.

As described above, the present invention may rotatably configure the support arm 700 supporting the bib 510 to provide sufficient space for the patient to enter or exit the imaging position.

9 is a configuration diagram according to another embodiment of the present invention.

As shown in FIG. 9, a part of the rotation support part 600 may be provided with a storage space 610, and may store various types of bibs 510 and accessories worn by a patient.

It will be apparent to those skilled in the art that the present invention is not limited to the above embodiments and may be variously modified and modified without departing from the technical spirit of the present invention. will be.

The present invention is to change the mechanical configuration of the X-ray imaging apparatus using the natural law, so that a patient in a wheelchair can enter more easily, there is industrial applicability.

Claims

X-ray imaging including an X-ray generating unit and an X-ray receiving unit for determining a photographing position, the position of which is determined by a support arm supporting a bib portion for supporting a patient's jaw and adjusting a height, and an upper arm extending from an upper portion of the body. In the apparatus,

Fixed to a part of the body, further comprising a rotation support for rotatably supporting the support arm,

And when the patient enters or exits from the photographing position, the support arm is rotated in the horizontal direction to the ground to open the photographing position.
The method of claim 1,

Supporting the body on the ground stably, further comprising two pedestals protruding in the protruding direction of the upper arm,

On the side of the patient's entry direction, the two pedestals are respectively located in front and rear of the photographing position,

The protruding length of the pedestal positioned in the front is shorter than the protruding length of the pedestal positioned in the rear.
The method according to claim 1 or 2,

The support arm,

And a rotatable state or a fixed state by a wire generating a displacement according to the operation of the handle and a stopper connected to the wire to displace the fixing pin.
The method of claim 3,

The support arm,

It is fixed to the outer surface of the rotation center axis, the fixing portion for providing a fixing groove into which the fixing pin is inserted, and a bearing coupled to the case of the support arm to rotate the support arm about the rotation center axis X-ray imaging device.
The method of claim 4, wherein

The fixing part,

An x-ray photographing apparatus, characterized in that the disk structure, both sides protrude outwards about the fixing groove.
The method of claim 4, wherein

The stopper is,

A hollow body fixed to the case of the support arm and provided with a guide groove on a side thereof;

An elastic part inserted into the hollow part of the hollow body to provide an elastic restoring force; And

And a wire coupler coupled to a portion of the fixing pin to which the wire is coupled to receive a force by manipulation of the handle.