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WO2014003310A1 - Structure d'entraînement de bras tournant de dispositif d'imagerie par rayons x dentaire ayant des fonctions panoramique et tomodensitométrique - Google Patents

Structure d'entraînement de bras tournant de dispositif d'imagerie par rayons x dentaire ayant des fonctions panoramique et tomodensitométrique Download PDF

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Publication number
WO2014003310A1
WO2014003310A1 PCT/KR2013/003964 KR2013003964W WO2014003310A1 WO 2014003310 A1 WO2014003310 A1 WO 2014003310A1 KR 2013003964 W KR2013003964 W KR 2013003964W WO 2014003310 A1 WO2014003310 A1 WO 2014003310A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotating plate
rotary arm
stopper
rotary
ray imaging
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2013/003964
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English (en)
Korean (ko)
Inventor
함태호
남명우
이완규
박주한
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dentium Co Ltd
Original Assignee
Dentium Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dentium Co Ltd filed Critical Dentium Co Ltd
Publication of WO2014003310A1 publication Critical patent/WO2014003310A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A61B6/035—Mechanical aspects of CT
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/04—Positioning of patients; Tiltable beds or the like
    • A61B6/0487—Motor-assisted positioning
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4417—Constructional features of apparatus for radiation diagnosis related to combined acquisition of different diagnostic modalities
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
    • A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4452—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being able to move relative to each other
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4476—Constructional features of apparatus for radiation diagnosis related to motor-assisted motion of the source unit
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/51—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for dentistry

Definitions

  • the present invention relates to a rotary arm drive structure of the dental panoramic and Citi X-ray imaging apparatus, and more particularly, a rotation in which the X-ray sensor unit and the X-ray light source unit provided with the panoramic sensor and the Citi sensor are disposed to face each other.
  • Rotating arm of the dental panoramic and Citi X-ray imaging apparatus that rotates the rotating arm more than 360 degrees by using the mechanical structure when the arm is rotated, and prevents the error of the position value caused by the rotating arm during the reverse rotation. It relates to a drive structure.
  • the dentist is provided with an X-ray apparatus capable of performing X-ray (X-ray) to determine the condition of the teeth and alveolar bone for the purpose of treating teeth and various periodontal diseases or correction of orthodontics.
  • X-ray X-ray
  • Such X-ray imaging apparatuses may be classified into computerized tomography (CT) X-ray imaging apparatuses capable of capturing three-dimensional stereoscopic images, and panoramic X-ray imaging apparatuses capable of imaging two-dimensional planes.
  • CT computerized tomography
  • panoramic X-ray imaging apparatuses capable of imaging two-dimensional planes.
  • CT X-ray imaging apparatus is an imaging device that shows the tomographic plane of the body that cannot be represented by normal photography. X-rays are projected on the human body by rotating X-rays at a certain angle over 360 degrees, and transmitted X-rays are transmitted through a detector such as a sensor It is a tomography apparatus that collects and reconstructs absorption values for a cross section of a human body and displays them as images.
  • the panoramic X-ray photographing apparatus is to photograph the whole in the circumferential direction around the X-ray generator, it is a device that can take a panoramic view so that you can see the entire tooth condition and the jaw joint at a glance.
  • the CT X-ray imaging apparatus can acquire only tomographic images, while the panoramic X-ray imaging apparatus can acquire only panoramic images. Therefore, recently, X-ray imaging apparatuses capable of acquiring both tomographic images and panoramic images have been developed.
  • Korean Patent Laid-Open No. 10-2007-0017664 discloses a technique related to a panoramic and Citi X-ray imaging apparatus.
  • the panoramic and Citi X-ray photographing apparatus is arranged such that the X-ray sensor unit and the X-ray light source unit face each other on the rotating arm, and the X-ray light source unit disposed on the rotating arm to vary the distance between the X-ray light source unit and the X-ray sensor unit. It includes a configuration to move the position of.
  • the present invention has been made to solve the above problems, dental panorama and Citi that can improve the image quality by obtaining more image images by rotating the rotation arm of the X-ray imaging apparatus to more than 360 degrees
  • An object of the present invention is to provide a rotary arm drive structure of a combined X-ray imaging apparatus.
  • an object of the present invention is to provide a rotary arm drive structure of the dental panoramic and Citi X-ray imaging apparatus that can prevent the error of the position value during the reverse rotation of the rotary arm.
  • the rotary arm drive body comprising a first rotary plate and a second rotary plate
  • the rotary arm drive body is mounted on an upper surface of the timing pulley
  • a first rotating plate stopper is formed
  • a connecting shaft is connected to the lower surface and has a disk-shaped first rotating plate for transmitting the rotational power of the first rotating plate to the connecting shaft, and is mounted on the first rotating plate
  • a first locking jaw and a second locking jaw interlocked with the first rotating plate stopper are formed, and are mounted on a disc-shaped second rotating plate and a base plate on which a second rotating plate stopper is formed, and in contact with the second rotating plate stopper.
  • a rotary arm mechanism stopper for stopping the rotational movement of the forward or reverse rotation of the rotary plate, wherein the second rotary plate is driven by the frictional force caused by its own weight. Characterized in that the rotation in association with the plate.
  • the rotary arm drive structure of the X-ray imaging apparatus of the present invention by rotating the rotary arm of the X-ray imaging apparatus to 360 degrees or more, there is an advantage that can obtain more image images to improve the quality of the image.
  • the second rotary plate is fixed to the rotary arm mechanism stopper by the magnetic force during the reverse rotation of the rotary arm can prevent the error of the position value for the rotary arm There is an advantage.
  • FIG. 1 is a rear side perspective view showing the configuration of a dental panoramic and a Citi X-ray imaging apparatus according to the present invention.
  • Fig. 2 is a front view showing the structure of a dental panoramic and Citi X-ray imaging apparatus according to the present invention.
  • 3A and 3B are exemplary views showing the operation of the rotary arm of the dental panoramic and Citi X-ray imaging apparatus according to the present invention.
  • Figure 4 is a perspective view showing the internal configuration of the rotary arm support of the dental panoramic and Citi X-ray imaging apparatus according to the present invention.
  • FIG. 5 is a block diagram showing the internal configuration of the rotary arm support of the dental panoramic and Citi X-ray imaging apparatus according to the present invention.
  • 6 (a) to 6 (c) are exemplary views showing a forward rotation operation by the rotation means of the rotation arm support unit according to the present invention.
  • 7 (a) to 7 (c) are exemplary views showing a reverse rotation operation by the rotation means of the rotation arm support unit according to the present invention.
  • FIG. 8 is a block diagram which shows the internal structure of the rotary arm of the dental panoramic and Citi combined X-ray imaging apparatus seen from the A direction of FIG.
  • the rotary arm drive body is mounted on the upper surface of the timing pulley, and the first rotary plate is on one side.
  • a stopper having a disk-shaped first rotating plate connected to a lower surface thereof to transmit rotational power of the first rotating plate to the connecting shaft;
  • a disk-shaped second rotating plate mounted on the first rotating plate and having a first locking step and a second locking step formed on a lower surface of the first rotating plate and interlocking with the first rotating plate stopper;
  • a rotary arm mechanism stopper mounted on the base plate and contacting the second rotary plate stopper to stop the rotational motion of the forward or reverse rotation of the second rotary plate, wherein the second rotary plate is frictionally driven by its own weight. It characterized in that it rotates in conjunction with the rotating plate.
  • the rotary arm drive structure of the X-ray imaging apparatus is attached to a magnet on one side
  • the second rotary plate stopper is composed of any one of magnetic or metal components
  • the rotary arm The instrument stopper and the second rotating plate stopper are fixed by magnetic force.
  • the second rotary plate is rotated by the second rotary plate stopper and the rotary arm mechanism stopper in a rotation range within 360 degrees
  • the first rotary plate is After rotating with the second rotating plate, it is characterized in that further rotating in a rotation range within 180 degrees between the first locking jaw and the second locking jaw.
  • the rotary arm drive structure of the X-ray imaging apparatus further includes a rotation drive motor for generating rotation power, wherein the rotation drive motor is connected to the timing pulley and the timing belt, the rotation drive motor It characterized in that for transmitting the rotational power generated in the first rotating plate through the timing pulley.
  • Embodiments according to the concept of the present invention may be variously modified and may have various forms, and specific embodiments will be illustrated in the drawings and described in detail in the present specification or application. However, this is not intended to limit the embodiments in accordance with the concept of the present invention to a particular disclosed form, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.
  • FIG. 1 is a rear side perspective view showing the configuration of a dental panoramic and Citi combined X-ray imaging apparatus according to the present invention
  • FIG. 2 is a front view showing the configuration of a dental panoramic and Citi combined X-ray imaging apparatus according to the present invention. It is also.
  • the dental panoramic and Citi X-ray imaging apparatus 1 of the present invention is the base 100, the pillar portion 200, the height adjustment unit 300 and the rotary arm support ( It may include a body 2 and a rotary arm 500, including a 400.
  • the base 100 may be seated and fixed to the ground to support the body 2 from the ground.
  • the pillar part 200 is vertically connected to the base 100, and the pillar part 200 is mounted with a height adjusting part 300 which is vertically movable.
  • the height adjusting unit 300 may include a driving device capable of moving the height adjusting unit 300 in the vertical direction.
  • a connecting shaft connected to the rotating arm 500 is formed with a rotary arm support part 400 extending from the top of the height adjusting part 300 in a horizontal direction with respect to the ground, that is, a direction perpendicular to the height adjusting part 300 ( The rotary arm 500 may be rotated and supported through the 401.
  • the height adjuster 300 is formed in the direction perpendicular to the height adjuster 300 so as to be parallel to the rotary arm support 400, the jaw pendulum support 600 that can fix the jaw of the pendulum 3 is formed
  • a photographing mode input unit 700 may be formed at one side of the patient jaw support part 600 to input a photographing mode signal to select the panoramic photographing mode or the Citi photographing mode.
  • the shooting mode input unit 700 may input a signal such as selecting a shooting mode and controlling various operations of the panoramic and Citi X-ray imaging apparatus 1, for example, adjusting the height of the height adjusting unit 300.
  • the height adjustment unit 300 as well as the height adjustment unit 300 or may be installed in another configuration, and built as a separate system outside the panoramic and Citi X-ray imaging apparatus 1 by wire or wireless The operation of the panoramic and citi X-ray imaging apparatus 1 can also be controlled.
  • 3A and 3B are exemplary views showing the operation of the rotary arm of the dental panoramic and Citi X-ray imaging apparatus according to the present invention.
  • the photographing mode input unit 700 may select a panorama photographing mode or a city photographing mode.
  • An X-ray light source unit 510 for generating X-rays is disposed on one side of the rotary arm 500, and the X-ray light source unit 510 is generated on the other side opposite to the X-ray light source unit 510 and passes through the receiver 3.
  • An X-ray sensor unit 520 capable of detecting one X-ray may be disposed.
  • the panoramic sensor 521 and the citi sensor 522 are spaced apart from each other in the X-ray sensor unit 520, and the X-ray sensor unit 520 is disposed between the rotary arm 500 and the X-ray sensor unit 520.
  • Sensor unit rotating means 530 capable of rotating concentrically is formed. Accordingly, the X-ray sensor unit 520 may be rotated 180 degrees so that the panoramic sensor 521 or the citi sensor 522 faces the receiver 3 side according to the shooting mode signal input to the shooting mode input unit 700. .
  • the rotary arm 500 rotates in a range of 360 degrees or more through the rotary arm rotating means 410 formed on the rotary arm support 400, and the X-ray sensor unit 520 while the rotary arm 500 rotates.
  • the X-ray light source unit 510 detects the X-rays passing through the oscillator 3 to collect data such as a cross-sectional image, and can be 3D image by reconstructing the cross-sectional image obtained in a separate computer system.
  • the horizontal movement means 540 installed inside the rotary arm 500 may move horizontally parallel to the rotary arm support 400.
  • the distance between the X-ray sensor unit 520 and the X-ray light source unit 510 is L2 and the shooting mode signal input through the shooting mode input unit 700 is panoramic.
  • the sensor unit rotating means 530 rotates the X-ray sensor unit 520 so that the panoramic sensor 521 faces the receiver 3 side, and the horizontal moving unit 540 is connected to the receiver 3.
  • the rotary arm 500 is horizontally moved so that the distance between the X-ray light source units 510 is maintained at L1.
  • the distance between the X-ray sensor unit 520 and the X-ray light source unit 510 is L2 and the shooting mode signal input through the shooting mode input unit 700 is the Citi shooting mode.
  • the sensor unit rotating means 530 rotates the X-ray sensor unit 520 by 180 degrees so that the citi sensor 522 faces the receiver 3 side, and the horizontal moving unit 540 is connected to the receiver 3.
  • the rotary arm 500 is horizontally moved so that the distance between the X-ray light source units 510 is maintained at L1 ′.
  • the distance between the X-ray sensor unit 520 and the X-ray light source unit 510 is, for example, 518 mm for L1, 468 mm for L1 ', and 675 mm for L2. Although it can set, it is not limited to this. Therefore, the distance adjustment between the pendulum 3 and the X-ray light source unit 510 by the horizontal moving means 540 is represented by the distance ratio at which the photographing can be performed at an optimal image magnification in order to obtain a clear image in X-ray imaging. Can be. In this case, the distance ratio may be a distance ratio between the X-ray light source unit 510 and the receiver 3 to the X-ray sensor unit 520 and the X-ray light source unit 510.
  • the panorama image magnification is 1: 1.303 when the photographing mode is the panorama photographing mode
  • the image magnification of the city may be set to 1: 1.442 when the photographing mode is the photographing mode.
  • the distance ratio may be changed according to the type of the sensor and the light source or shooting conditions, and the horizontal moving unit 540 may horizontally move the rotary arm 500 according to the changed distance ratio.
  • Figure 4 is a perspective view showing the internal configuration of the rotary arm support of the dental panoramic and Citi X-ray imaging apparatus according to the present invention
  • Figure 5 is a rotary arm support of the dental panoramic and Citi X-ray imaging apparatus according to the present invention It is a block diagram which shows the structure of the rotating means.
  • Dental panoramic and Citi X-ray imaging apparatus 1 of the present invention is mounted on the base 100, the pillar portion 200, vertically connected to the base 100, the height of the pillar 200 is movable vertically It may be composed of a rotary arm support unit 400 that extends in the vertical direction from the top of the adjuster 300 and the height adjuster 300 to support the rotary arm 500.
  • Rotating arm support unit 400 may include a rotary arm rotating means 410 capable of rotationally driving the rotary arm 500.
  • the panoramic and citi X-ray photographing apparatus 1 is advantageous as more cross-sectional images are provided in order to improve the quality of the photographed image of the receiver 3.
  • the panoramic and Citi X-ray imaging apparatus 1 preferably photographs while rotating the rotary arm 500 several times more than 360 degrees, to prevent twisting of the internal cable, etc. during rotation For this purpose, it is more preferable to rotate the rotary arm 500 in a rotation range of 430 degrees.
  • Rotating arm rotating means 410 capable of rotationally driving the rotary arm 500 of the present invention may include a rotation drive motor 430 and the timing pulley 440 mounted to the base plate 420.
  • the timing pulley 440 may include a first timing pulley 440 ′ and a second timing pulley 440 ′′, and the number of timing pulleys mounted on the base plate 420 is not limited. .
  • the rotation drive motor 430 and the first timing pulley 440 ′ are connected to the timing belt 441, and the first timing pulley 440 ′ and the second timing pulley 440 ′ are the timing belt 442. May be connected to each other. Therefore, the rotational power generated by the rotation drive motor 430 is transmitted to the second timing pulley 440 ′′ through the first timing pulley 440 ′.
  • a disk-shaped first rotating plate 460 is mounted on an upper surface of the second timing pulley 440 ′′, and a disk-shaped second rotating plate 470 is mounted on an upper surface of the first rotating plate 460.
  • the first rotary plate 460 is formed with a first rotary plate stopper 461, and the first locking jaw 471 and the first locking plate 471 are formed at a lower side of the second rotary plate 470 in contact with the stopper 461 of the first rotary plate. 2 engaging jaw 472 is formed. Accordingly, the first rotating plate 460 may be rotated between the first locking jaw 471 and the second locking jaw 472 of the second rotating plate 470, where the rotation range may be rotated to 95 degrees. It is preferable to form the locking step 471 and the second locking step 472.
  • a second rotating plate stopper 473 is formed on an upper surface of the second rotating plate 470, and the base plate 420 may contact the second rotating plate stopper 473 to stop the rotation of the second rotating plate 470.
  • the rotary arm mechanism stopper 480 is formed.
  • the second rotating plate 470 may form the second rotating plate stopper 473 and the rotary arm mechanism stopper 480 to have a rotation range of 335 degrees.
  • the rotation arm to prevent movement.
  • a magnet 481 for attaching the second rotating plate stopper 473 to the other side of the mechanism stopper 480 by magnetic force may be attached, and the second rotating plate stopper 473 may also be formed of a magnetic or metal component.
  • 6 (a) to 6 (c) are exemplary views showing a forward rotation operation by the rotation means of the rotation arm support unit according to the present invention.
  • the second rotary plate stopper 473 of the second rotary plate 470 faces the rotary arm mechanism stopper 480 and rotates until the movement is stopped.
  • the first rotating plate 460 rotates from the first locking step 471 of the second rotating plate 470 to the position of the second locking step 472.
  • the rotation range of the second rotating plate 470 may be rotated within 360 degrees, preferably 335 degrees, and the rotation range of the first rotating plate 460 may be rotated within 180 degrees, preferably 95 degrees.
  • the connecting shaft 401 interlocked with the first rotating plate 460 rotates to rotate the rotating arm 500 in the range of 430 degrees. Can be rotated.
  • the strength of the frictional force, magnetic force, and rotational force applied to the second rotating plate 470, the first rotating plate 460, and the rotary arm mechanism stopper 480 is “Frictional force due to the second rotating plate weight ⁇ the second rotating plate stopper and the rotating arm. Magnetic force of the mechanism stopper < rotation force by the first rotating plate and the first and second locking jaws "
  • the first rotating plate 460 rotates in the reverse rotation direction, and The first rotating plate stopper 461 of the first rotating plate 460 faces the first locking step 471.
  • the second rotary plate stopper 473 is separated from the magnet 481 of the rotary arm mechanism stopper 480 by the rotational power of the first rotary plate 460, and the second rotary plate 470 is the first rotary plate 460. It rotates in the reverse direction in conjunction with.
  • the second rotary plate stopper 473 of the second rotary plate 470 reaches the forward rotation start position, the second rotary plate 470 faces one side of the rotary arm mechanism stopper 480, and the reverse rotation operation of the second rotary plate 470 stops. Since the first locking step 471 of the stationary second rotating plate 470 and the first rotating plate stopper 461 are in contact with each other, the reverse rotation operation of the first rotating plate 460 is also stopped.
  • the second rotary plate stopper 473 is the rotary arm mechanism stopper by interlocking the stopper 461 of the first rotary plate 460 and the first locking jaw 471 of the second rotary plate 470 during reverse rotation.
  • the second rotating plate 470 is stopped and stopped by returning to the forward rotation start position which is one side of the rotary arm mechanism stopper 480 away from the magnet 481 of 480.
  • the first rotating plate 460 is returned to the starting position by the first locking step 471 of the rotating plate 470 and stopped.
  • the rotary arm 500 connected to the first rotating plate 460 through the connecting shaft 401 has a feature of preventing a position error when performing the forward and reverse rotation operations.
  • FIG. 8 is a configuration diagram showing an internal configuration of a rotary arm of the dental panoramic and Citi X-ray imaging apparatus viewed in the direction A of FIG. 1.
  • a horizontal moving means 540 for horizontally moving the rotary arm 500 is disposed inside the rotary arm 500.
  • the horizontal movement means 540 includes a rotary arm horizontal drive motor 541, a rotary arm horizontal drive ball screw 542, a connecting shaft fixing member 543, and at least one linear motion (LM) guide rail that generates rotational power. 544 and the LM guide support member 545.
  • LM linear motion
  • One end of the rotary arm horizontal drive ball screw 542 is connected to the rotary arm horizontal drive motor 541, and the other end of the rotary arm horizontal drive ball screw 542 may be connected to the connecting shaft fixing member 543.
  • the connecting shaft fixing member 543 may also be mounted and fixed to the connecting shaft 401 connecting the rotary arm support 400 and the rotary arm 500.
  • At least one LM guide rail 544 is mounted inside the upper side of the rotary arm 500, and each of the LM guide rails 544 and 544 is provided.
  • the LM guide support members 545 and 545 may be mounted to the connecting shaft fixing member 543 so as to interlock.
  • the hollow portion 546 is formed in the longitudinal direction on the upper side of the rotary arm 500, the connecting shaft 401 may be connected to the connecting shaft fixing member 543 through the hollow portion 546.
  • the hollow part 546 may be formed to have a space for horizontal movement in the state in which the rotary arm 500 is fixed to the connecting shaft 401.
  • the rotational power generated by the rotary arm horizontal drive motor 541 is transmitted to the rotary arm horizontal drive ball screw 542 to be converted into a horizontal linear motion, and is connected to the other end of the rotary arm horizontal drive ball screw 542 by the horizontal linear motion.
  • the LM guide support member 545 of the connected connecting shaft fixing member 543 may slide along the LM guide rail 544.
  • the horizontal moving unit 540 may adjust the distance ratio for the optimal image magnification according to the shooting mode by sliding the rotary arm 500 according to the shooting mode signal input to the shooting mode input unit 700. have.
  • the rotary arm drive structure of the X-ray imaging apparatus of the present invention by rotating the rotary arm of the X-ray imaging apparatus more than 360 degrees to obtain more image images to improve the quality of the image, and also, There is a feature to prevent the error of the position value during reverse rotation.

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  • Health & Medical Sciences (AREA)
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  • Engineering & Computer Science (AREA)
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  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
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  • Apparatus For Radiation Diagnosis (AREA)
PCT/KR2013/003964 2012-06-29 2013-05-07 Structure d'entraînement de bras tournant de dispositif d'imagerie par rayons x dentaire ayant des fonctions panoramique et tomodensitométrique Ceased WO2014003310A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0070788 2012-06-29
KR1020120070788A KR101337239B1 (ko) 2012-06-29 2012-06-29 치과용 파노라마 및 씨티 겸용 ｘ선 촬영장치의 회전암 구동 구조체

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Cited By (2)

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CN107753053A (zh) * 2017-10-31 2018-03-06 江苏美伦影像系统有限公司 一种基于角度反馈的锥形束口腔断层影像闭环采集系统
CN114473997A (zh) * 2021-12-24 2022-05-13 国网新疆电力有限公司阿克苏供电公司 一种自走式电力环境巡检机器人

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KR101903156B1 (ko) * 2017-01-19 2018-10-01 김윤기 카메라 헤드의 회전 구조를 갖는 ｐｔｚ 카메라
KR102560621B1 (ko) * 2021-09-02 2023-07-28 포인트임플란트 주식회사 회전제한장치 및 이를 구비한 방사선 촬영장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0998971A (ja) * 1995-10-06 1997-04-15 Morita Mfg Co Ltd 医療用ｘ線撮影装置
JPH09122118A (ja) * 1995-11-06 1997-05-13 Morita Mfg Co Ltd 医療用ｘ線断層撮影装置
JPH11104123A (ja) * 1997-09-30 1999-04-20 Morita Mfg Co Ltd Ｘ線撮影装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0998971A (ja) * 1995-10-06 1997-04-15 Morita Mfg Co Ltd 医療用ｘ線撮影装置
JPH09122118A (ja) * 1995-11-06 1997-05-13 Morita Mfg Co Ltd 医療用ｘ線断層撮影装置
JPH11104123A (ja) * 1997-09-30 1999-04-20 Morita Mfg Co Ltd Ｘ線撮影装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107753053A (zh) * 2017-10-31 2018-03-06 江苏美伦影像系统有限公司 一种基于角度反馈的锥形束口腔断层影像闭环采集系统
CN114473997A (zh) * 2021-12-24 2022-05-13 国网新疆电力有限公司阿克苏供电公司 一种自走式电力环境巡检机器人
CN114473997B (zh) * 2021-12-24 2023-07-28 国网新疆电力有限公司阿克苏供电公司 一种自走式电力环境巡检机器人

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