KR20100055975A - Dental x-ray ct photographing apparatus - Google Patents

Abstract

PURPOSE: An X-rays ct camera for dental clinic is provided to reduce manufacturing cost and the size by simplifying a configuration of the X-rays CT camera which includes only CT senor for a detector. CONSTITUTION: A rotating arm(120) arranges a radiation light source unit(130) and a CT sensor unit(140) in order to face each other. The CT sensor unit detects the X-rays radiated from the radiation light source unit. X rays source and a collimator are included inside X rays optical source section. A rotating arm supporting member(150) supports the rotating arm. A support pillar connects the rotating arm supporting member. The support pillar is fixed with a fixing tool to a wall. In one side of the support pillar, the rotating arm supporting member supporting the rotating arm is connected.

Description

Dental x-ray CT photographing apparatus {Dental x-ray CT photographing apparatus}

The present invention relates to a dental X-ray CT imaging apparatus, and more particularly, to the ultra-low-cost dental X-ray CT imaging apparatus that is simple in configuration and small in volume, capable of X-ray CT imaging and oral X-ray imaging.

In the field of dental care, an X-ray computerized tomography (CT) imaging device transmits a certain amount of X-ray flux to a photographing site, and an X-ray sensor measures the transmitted X-ray amount and records the measured data in a memory, by a computer. It is a photographing device that obtains the X-ray absorption rate of each point on the photographing part and reconstructs it into an image. In addition, the panoramic X-ray imaging apparatus is a photographing apparatus that performs tomography while rotating along the required trajectory according to the shape of the arch form. The head measuring X-ray imaging apparatus is a photographing apparatus mainly used for orthodontic treatment or orthognathic surgery, and photographs the head of a patient. Device.

Oral imaging X-ray apparatus in the conventional dental x-ray apparatus, by miniaturizing the equipment for generating the X-ray, miniaturization of the accompanying equipment, so that it can be easily moved anywhere, the image in the oral cavity is obtained directly from the place It is to be done.

In general, in order to obtain a CT image, a panoramic image, a head measurement image, etc. at a dental clinic, a CT imaging apparatus, a panoramic imaging apparatus, and a head measuring imaging apparatus should be provided. However, the size of the device is too large and expensive to equip all the imaging devices in one dental clinic. Therefore, a combination device capable of obtaining CT image, panoramic image or tofu measurement image is developed in one device. However, these combined equipment is also large in size, the space utilization is lowered, moreover, if you want to have even more than one dental clinic in the X-ray device for oral imaging there is a problem that even more space utilization falls.

Accordingly, it is an object of the present invention to provide an X-ray CT imaging apparatus which is very simple and has a very small volume and is very low in cost.

Further, another object of the present invention is to provide an imaging device that is not only good in space utilization, but also inexpensive, even if it is equipped with both the X-ray CT imaging device and the X-ray equipment for oral imaging.

In addition, another object of the present invention is to provide an X-ray CT imaging apparatus that can easily take an oral image in a desired place in addition to the CT image.

The objects of the present invention are not limited to the above-mentioned objects, and other objects that are not mentioned will be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided a dental X-ray CT imaging apparatus, comprising: a rotating arm disposed to face each other with an X-ray light source unit and a CT sensor unit detecting X-rays radiated from the X-ray light source unit; A rotary arm support member for supporting the rotary arm; And a support pillar connected to the rotary arm support member and fixed to a wall or a bottom, and provided with a means for elevating the rotary arm.

In a preferred embodiment, further comprises oral imaging X-ray equipment, the oral imaging X-ray equipment is provided on one surface of the support pillar or the rotary arm support member, at least one connection member provided to be detachable; An X-ray photographing apparatus detaching means provided at an end of the connecting member and connected by an angle adjusting means; And an X-ray photographing apparatus detachably attached to the detaching means.

In a preferred embodiment, the dental X-ray CT imaging apparatus further comprises an oral imaging X-ray equipment, the oral imaging X-ray equipment includes at least one connection member provided on one surface of the support pillar or the rotary arm support member; And an X-ray photographing apparatus provided at an end of the connecting member and connected by an angle adjusting means.

In a preferred embodiment, a chair for elevating the position of the receiver is located below the rotary arm.

In a preferred embodiment, the chair is provided with a wheel, and is connected to the lower portion of the support pillar by a connection arm is provided to be rotatable.

In a preferred embodiment, the dental X-ray CT imaging apparatus further comprises a jaw support member connected to the support pillar, wherein the jaw support member is driven separately from the support pillar.

In a preferred embodiment, the dental X-ray CT imaging apparatus further includes an oral sensor which is inserted into the oral cavity to receive X-rays from the oral imaging X-ray equipment to output an electrical signal.

In a preferred embodiment, the support pillar is provided with a connecting portion that can electrically connect the oral cavity sensor.

The present invention has the following excellent effects.

First, the X-ray CT imaging apparatus of the present invention is very simple in its components and its volume is very small and the price is very low.

In addition, the X-ray CT imaging apparatus of the present invention can not only be provided with the X-ray equipment for oral imaging, but also its volume is small and the space utilization is good.

In addition, the X-ray CT imaging apparatus of the present invention can easily take an intraoral image in a desired place in addition to the CT image.

The terms used in the present invention were selected as general terms as widely used as possible, but in some cases, the terms arbitrarily selected by the applicant are included. In this case, the meanings described or used in the detailed description of the present invention are considered, rather than simply the names of the terms. The meaning should be grasped.

Hereinafter, the technical structure of the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.

However, the present invention is not limited to the embodiments described herein but may be embodied in other forms. Like reference numerals designate like elements throughout the specification.

1 is a perspective view of a dental X-ray CT imaging apparatus according to a first embodiment of the present invention.

Referring to FIG. 1, the dental X-ray CT imaging apparatus 100 includes a support pillar 110, a rotation arm support member 150, a CT sensor unit 140, and an X-ray light source unit 130 facing each other. Consists of the rotary arm 120, the rotary arm driving means 190, the jaw support member 170 and the chair 180, and can perform CT imaging.

The support pillar 110 is fixed to the wall 10 by fixing means 111 such as an anchor. That is, in the first embodiment of the present invention, the support pillar 110 is fixed to the wall 10 in order to reduce the size of the device and increase the space utilization. One surface of the support pillar 110 is connected to the rotary arm support member 150 for supporting the rotary arm 120.

At this time, the support column 110 is not provided with a separate lifting means for lifting the rotary arm support member 150 for supporting the rotary arm 120. That is, by simplifying the configuration of the X-ray CT imaging apparatus, the size can be reduced and the cost can be obtained. Position adjustment of the patient will be described in the description of the jaw support member 170 and the chair 180 to be described later.

The rotary arm support member 150 is connected to one surface of the support pillar 110 in a substantially vertical direction. The rotary arm support member 150 supports the rotary arm 120 by the rotary arm driving means 190. Lines are formed on the rotary arm support member 150 so that the rotary arm driving means 190 can move (not shown in the drawing) to drive along the lines.

The rotary arm driving means 190 is driven in the direction in which the rotary arm support member 150 is connected to the support pillar 110 (X-axis driving), and is driven in the horizontal direction perpendicular to the X-axis driving (Y-axis You can do it. In addition, it can be rotated based on the central axis. That is, the rotary arm driving unit 190 drives the rotary arm 120 to perform CT imaging. In the case of CT imaging, the rotary arm driving unit 190 performs rotation by driving the rotary arm 120 about the central axis. The rotating arm support member 150 and the support pillar 110 are provided with mechanical components such as a control motor required for driving the rotary arm driving means 190. In addition, the rotary arm drive means control device for controlling the rotary arm driving means 190 to move the rotary arm 120 in a predetermined trajectory according to the CT imaging is also provided. The mechanical description will be omitted since it is obvious to those skilled in the art.

The rotary arm 120 has an X-ray light source 130 connected to one end thereof, and a CT sensor unit 140 provided at the other end thereof, and is disposed to face each other.

The X-ray light source unit 130 generates X-rays and irradiates the patient who is the examinee. The X-ray light source unit 130 is provided with an X-ray source and a collimator (collimator) and the generated X-rays are irradiated to the CT sensor unit 140 by passing through the receiver.

The X-ray light source unit 130 may be driven separately from the rotation arm 120. That is, an X-ray light source unit driving means (not shown) is provided at a portion where the rotary arm 120 and the X-ray light source unit 130 are connected to move the X-ray light source unit 130. Therefore, the X-ray light source unit 130 may be horizontally driven in a direction closer to the CT sensor unit 140 or in a direction away from the CT sensor unit 140 separately from the rotary arm 120. The rotating arm 120 is provided with mechanical components such as a control motor required for driving the X-ray light source unit 130. Therefore, the CT imaging may be performed by adjusting the magnification by varying the distance between the patient and the X-ray light source unit 130.

The CT sensor unit 140 receives X-rays and converts them into electrical signals. The CT sensor unit 140 detects X-rays generated by the X-ray light source unit 130 and acquires an image, and then transmits the acquired image to the outside. The CT sensor unit 140 may be fixed to the rotary arm 140, and may be moved by a driving means like the X-ray light source unit 130. In the first embodiment of the present invention, only the CT sensor is provided as the X-ray detector to simplify the configuration of the X-ray CT imaging apparatus, thereby reducing the size and reducing the cost.

The lower jaw member 170 is provided below the rotary arm 120. The jaw support member 170 is a place where the jaw of the examinee is positioned so that the head of the examinee is located between the CT sensor unit 140 and the X-ray light source unit 130 provided in the rotation arm 120.

The jaw support member 170 is provided on the front surface of the support pillar 110 and may be driven separately from the support pillar 110. That is, not only can be driven in the longitudinal direction (Z-axis drive) of the support pillar 110, but also can be driven in a direction perpendicular to the longitudinal direction of the support pillar (110) (Y-axis drive). Lines are formed at a portion at which the jaw support member 170 is connected to the support pillar 110 to allow the jaw support member 170 to perform Z-axis driving and Y-axis driving. Inside the support pillar 110, mechanical components such as a Y-axis drive and a Z-axis drive motor driven by the jaw support member 170 are provided.

In addition, the front of the support pillar 110 may be provided with a handle to fix the position of the examinee during the shooting.

The chair 180 is installed at the bottom of the rotary arm 120. The chair 180 is a place where the examinee sits, and has a structure of lifting up and down for alignment of the examinee. That is, the chair 180 is provided with a control motor, etc. can be moved up and down, the height can be adjusted appropriately according to the height of the patient.

That is, the dental X-ray CT imaging apparatus 100 according to the first exemplary embodiment of the present invention fixes the support pillar 110 to the wall 10 to increase the space utilization, so that other equipment, for example, a panoramic imaging apparatus or head measurement It is possible to secure a space that can be equipped with equipment such as an imaging device or X-ray equipment for oral imaging. In addition, the dental X-ray CT imaging apparatus 100 according to the first embodiment of the present invention does not include a means for elevating the rotary arm 120, but includes only the CT sensor unit 140 to simplify the configuration. It is an ultra-low cost dental X-ray CT scanner that reduces cost and saves money.

2 is a perspective view of a dental X-ray CT imaging apparatus according to a second embodiment of the present invention.

Referring to FIG. 2, the dental X-ray CT imaging apparatus 200 includes a base 210, a support pillar 110, a rotation arm support member 150, a CT sensor unit 140, and an X-ray light source unit 130. Consists of the rotary arm 120, the rotary arm driving means 190, the jaw support member 170 and the chair 180 are disposed opposite to each other, and can perform CT imaging.

The base 210 supports the support pillar 110 on which the components are installed, and the support pillar 110 is installed on one side of the base 210, and the chair 180 is also the base 210. Is installed on the other side.

At this time, the base 210 is fixed to the bottom by fixing means 211 such as an anchor. That is, in the second embodiment of the present invention, in order to reduce the size of the device and increase the space utilization, the support pillar 110 is fixed to the floor.

Except for the above, it is the same as the dental X-ray CT imaging apparatus according to the first embodiment of the present invention.

3 is a perspective view of a dental X-ray CT imaging apparatus according to a third embodiment of the present invention.

Referring to FIG. 3, the dental X-ray CT imaging apparatus 300 includes a support pillar 110, a rotation arm support member 150, a CT sensor unit 140, and an X-ray light source unit 130 facing each other. Rotating arm 120, rotary arm driving means 190, handle 160, jaw support member 170, chair 380 and oral imaging X-ray equipment 310, and CT imaging and oral X-ray imaging Can be performed.

The support pillar 110 is fixed to the wall 10 by fixing means 111 such as an anchor, and the rotation arm support member for supporting the rotary arm 120 on one surface of the support pillar 110 ( 150 is connected.

A chair 380 is installed below the support pillar 110. The chair 380 is a place where the examinee sits, and has a structure of lifting up and down for alignment of the examinee. That is, the chair 380 is provided with a control motor, an air pump, etc. can be moved up and down, and the height can be adjusted appropriately according to the height of the patient. At this time, the wheel 317 is attached to the lower portion of the chair 380 to move the position of the chair 380, it is connected to the lower portion of the support pillar 110 by a connecting arm 318. Therefore, during oral X-ray imaging, the chair 380 may be rotated toward the oral camera 313 to perform oral X-ray imaging. That is, the third embodiment of the present invention also has a structure for implementing a low-cost device while increasing the space utilization by reducing the size of the device.

In particular, the dental X-ray CT imaging apparatus 300 according to the third embodiment of the present invention includes an oral imaging X-ray apparatus 310 and is configured to easily and simply take oral X-ray imaging in addition to CT imaging. Hereinafter, the oral cavity imaging X-ray apparatus 310 will be described in detail, and the remaining components are the same as those of the first and second embodiments of the present invention, and thus description thereof will be omitted.

The oral cavity imaging X-ray apparatus 310 is provided on the upper surface of the support pillar 110, but is not limited thereto, and may be provided on one surface of the support pillar 110 or one surface of the rotary arm support member 150. Can be.

In more detail, the oral cavity imaging X-ray apparatus 310 includes a connection member 311, an X-ray imaging unit 313, and an X-ray imaging apparatus detaching means 314.

The connecting member 311 may be provided in plural as necessary, and each connecting member 311 connects the upper and other connecting members 311 of the support pillar 110 to each other by a connecting pin 315. Doing. That is, the plurality of connection members 311 may be provided to position the photographing position of the X-ray photographing apparatus 313 to various places.

The connection member 311 may be detachable from the support pillar 110, and each connection member 311 may be provided to be separated from each other.

An end of the last connecting member 311 is provided with an X-ray imaging machine detachment means 314, and the X-ray imaging machine detachment means 314 is connected by an angle adjusting means 316. Therefore, the angle at which the X-ray imaging device detachment means 314 is connected may be variously changed. The X-ray photographing apparatus detaching means 314 may be provided in a one-touch type to easily detach the X-ray photographing apparatus 313 using a means such as a button.

The X-ray photographing apparatus 313 may be detachable from the X-ray photographing apparatus detaching means 314 and may perform oral X-ray imaging of a patient.

That is, the dental X-ray CT imaging apparatus 300 according to the third embodiment of the present invention attaches the oral X-ray imaging apparatus 310 and moves the chair 380 where the examinee sits in addition to the CT imaging to the oral imaging apparatus 310. X-ray of the oral cavity of the examinee, or by removing the oral X-ray imaging unit 310 to move to a desired place can be taken to the oral cavity of the examinee.

The X-ray photographing apparatus 313 is formed in the form of a digital camera to easily X-ray photographing with a single button, and can use both a film and a digital oral sensor. In addition, the X-ray photographing apparatus 313 uses a high-capacity rechargeable battery and may include an LED lamp to confirm that the photographing is being performed. In addition, the X-ray photographing apparatus 313 may wirelessly transmit an X-ray image signal photographed by using a wireless method to a computer to store and reconstruct the image signal into an image.

The dental X-ray CT imaging apparatus 300 according to the third exemplary embodiment of the present invention is provided with the X-ray imaging apparatus 313 in a detachable manner, but may also be provided in a fixed manner.

That is, the connecting member 311 may be provided in plural, the first connecting member 311 is provided in the support pillar 110, the end of the last connecting member 311 to the angle adjusting means 316 The X-ray radiator 313 may be connected to each other. That is, the oral imaging X-ray equipment is fixed to the CT imaging apparatus, but by varying the position of the connection member 311 and the angle adjustment of the angle adjusting means to position the X-ray imaging apparatus 313 in various ways to perform X-ray imaging Can be.

4 is a perspective view of a dental X-ray CT imaging apparatus according to a fourth embodiment of the present invention.

Referring to FIG. 4, the dental X-ray CT imaging apparatus 400 includes a support pillar 110, a rotation arm supporting member 150, and a CT sensor like the dental X-ray CT imaging apparatus according to the third embodiment of the present invention. Rotating arm 120, rotating arm driving means 190, handle 160, jaw support member 170, chair 380 and oral cavity for which part 140 and X-ray light source 130 are disposed to face each other X-ray equipment 310 and the like, CT and oral X-rays can be performed. In particular, the dental X-ray CT imaging apparatus 400 according to the fourth embodiment of the present projection further includes an oral sensor 410 and a connecting portion 420.

The oral cavity sensor 410 is inserted into the oral cavity of the examinee and receives an X-ray from the oral cavity imaging X-ray apparatus 310 and outputs an electrical signal.

The connection part 420 is provided at a portion of the support pillar 110 and is electrically connected to the oral sensor 410 by inserting a connection line 411. That is, during oral imaging, the oral cavity may be attached by attaching a connection line 411 provided on the oral sensor 410, and may be removed and stored separately when the oral cavity is not taken.

At this time, the support column 110 is provided with a control box, etc. can convert the electrical signal from the oral cavity sensor 410 to be transmitted to the computer.

That is, the dental X-ray CT imaging apparatus 400 according to the fourth exemplary embodiment of the present invention seats the patient by placing the chair 380 in an appropriate place, and examines the X-ray imager 313 of the oral imaging X-ray equipment 310. Positioning in consideration of the proper distance to the oral cavity, the oral sensor 410 is inserted into the oral cavity of the patient and then oral imaging.

Except for the above, it is the same as the dental X-ray CT imaging apparatus according to the third embodiment of the present invention.

As described above, the present invention has been illustrated and described with reference to preferred embodiments, but is not limited to the above-described embodiments, and is provided to those skilled in the art without departing from the spirit of the present invention. Various changes and modifications will be possible.

1 is a perspective view of a dental X-ray CT imaging apparatus according to a first embodiment of the present invention,

2 is a perspective view of a dental X-ray CT imaging apparatus according to a second embodiment of the present invention,

3 is a perspective view of a dental X-ray CT imaging apparatus according to a third embodiment of the present invention,

4 is a perspective view of a dental X-ray CT imaging apparatus according to a fourth embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100, 200, 300, 400: dental X-ray CT imaging device

110: support pillar 120: rotary arm

130: X-ray light source 140: CT sensor unit

150: rotation arm support member 170: jaw support member

180, 380: chair 190: rotary arm drive means

210: base 310: oral imaging X-ray equipment

311: connecting member 314: detaching means for X-ray camera

313: X-ray radiator 410: oral cavity sensor

420: connection

Claims (8)

In the dental x-ray CT imaging device, A rotating arm arranged to face the X-ray light source unit and the CT sensor unit for detecting X-rays radiated from the X-ray light source unit; A rotary arm support member for supporting the rotary arm; And And a support column connected to the rotary arm support member and fixed to a wall or a bottom body. Dental X-ray CT imaging device is not provided with the means for lifting the rotary arm. The method of claim 1, Further comprising oral imaging X-ray equipment, the oral imaging X-ray equipment At least one connection member provided on one surface of the support pillar or the rotary arm support member, the detachable member being detachable; An X-ray photographing apparatus detaching means provided at an end of the connecting member and connected by an angle adjusting means; And Dental X-ray CT imaging apparatus comprising a; X-ray detachable to the detachable means. The method of claim 1, Further comprising oral imaging X-ray equipment, the oral imaging X-ray equipment At least one connection member provided on one surface of the support pillar or the rotary arm support member; And Dental X-ray CT imaging apparatus comprising a; X-ray imager provided at the end of the connection member, connected by an angle adjusting means. 4. The method according to any one of claims 1 to 3, Dental X-ray CT imaging apparatus, characterized in that a chair for elevating the position of the patient is located below the rotary arm. The method of claim 4, wherein The chair is provided with a wheel, it is connected to the lower portion of the support pillar by a connecting arm, characterized in that the dental X-ray CT imaging apparatus is provided to be rotatable. The method of claim 5, Further comprising a jaw support member connected to the support pillar, The jaw support member is a dental X-ray CT imaging apparatus, characterized in that driven separately from the support pillar. The method according to claim 2 or 3, The dental X-ray CT imaging apparatus further comprises an oral sensor inserted into the oral cavity and receiving an X-ray from the oral imaging X-ray apparatus and outputting an electrical signal. The method of claim 7, wherein Dental support X-ray CT imaging device, characterized in that the support column is provided with a connecting portion electrically connected to the oral sensor.

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