WO2018166309A1 - Système radiographique mammographique, dispositif de compression et dispositif de détection de pression associé - Google Patents

Système radiographique mammographique, dispositif de compression et dispositif de détection de pression associé Download PDF

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Publication number
WO2018166309A1
WO2018166309A1 PCT/CN2018/075463 CN2018075463W WO2018166309A1 WO 2018166309 A1 WO2018166309 A1 WO 2018166309A1 CN 2018075463 W CN2018075463 W CN 2018075463W WO 2018166309 A1 WO2018166309 A1 WO 2018166309A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure
detecting device
support frame
pressure detecting
pressure sensor
Prior art date
Application number
PCT/CN2018/075463
Other languages
English (en)
Chinese (zh)
Inventor
孙健
李文玉
周人峰
王勇
易明军
赖刚
Original Assignee
深圳圣诺医疗设备股份有限公司
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 深圳圣诺医疗设备股份有限公司 filed Critical 深圳圣诺医疗设备股份有限公司
Publication of WO2018166309A1 publication Critical patent/WO2018166309A1/fr

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Classifications

    • 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
    • A61B6/502—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 diagnosis of breast, i.e. mammography

Definitions

  • the invention relates to the technical field of medical instruments, in particular to a mammography system, a compressor and a pressure detecting device thereof.
  • the mammography system generally consists of the following components: a projection frame, a beam limiter, a compressor, a photographic platform, and an image processing system.
  • a projection frame When the breast examination is performed, the breast body is placed on the upper surface of the photographic platform, and the compression plate of the compressor is pressed down to make the breast body reach a suitable thickness before exposure. After the exposure is over, the compression plate is lifted up. X-rays form different images on the imaging plate for pathological judgment.
  • the pressure detecting device in the compressor of the existing mammography machine has a complicated structure, and the force generated after pressing the breast cannot be timely and sensitively reflected to the pressure detecting device, so that the breast is subjected to unnecessary pressure due to improper pressure. pain of.
  • the technical problem to be solved by the present invention is to provide a pressure detecting device for a mammography X-ray system compressor having a simple structure and a responsiveness, a compressor having the pressure detecting device, and a mammography system.
  • the technical solution adopted by the present invention to solve the technical problem thereof is to provide a pressure detecting device for a mammography X-ray system compressor, which is connected between a driving device of a compressor and a compression plate, and the pressure detecting device comprises a support frame on the driving device, a conductive plate on which the compression plate is mounted, a pressure sensor and a shaft assembly communicatively coupled to the mammography system control device; the pressure sensor is disposed on the support frame; the conducting a plate is coupled to one side of the support frame by the rotating shaft assembly, is rotatable relative to the support frame and is detachably contactable with the pressure sensor;
  • the pressure sensor detects the pressure transmitted when the conductive plate rotates and transmits the detected pressure signal to the mammography system control device.
  • the rotating shaft assembly comprises a side shaft seat, a center shaft seat and a center shaft, the side shaft seat is fixed on the support frame, the center shaft seat is fixed on the conductive plate, and the center shaft is worn Passing through the central axle seat and being fixed on the side axle seat; the conductive plate is rotatable by the central axle seat about the central axis in a direction close to the pressure sensor.
  • the conductive plate is provided with a contact portion detachably contacting the pressure sensor.
  • the central shaft seat is provided with a positioning portion, and the contact portion is located in the positioning portion opposite to the pressure sensor.
  • the support frame is provided with a positioning groove toward a surface of the conductive plate, and the pressure sensor is disposed in the positioning groove.
  • the pressure detecting device further comprises at least one set of support assemblies coupled between the support frame and the conductive plate.
  • the support assembly includes a connector that is disposed between the support frame and the conductive plate, and a spring that is sleeved on the connector.
  • the present invention also provides a mammography system compressor comprising the pressure detecting device of any of the above.
  • the compressor further comprises a bracket, a linear guide, a driving device and a pressing plate;
  • the linear guide is mounted on the bracket, and the pressure detecting device is mounted on the linear guide rail up and down, the
  • the driving device connects and drives the pressure detecting device to move up and down along the linear guide;
  • the pressing plate is mounted on the pressure detecting device.
  • the present invention also provides a mammography system comprising the above-described compressor.
  • the invention has the advantages that the structure is simple, the pressure response is sensitive, and the pressure error acting on the human breast is greatly reduced. Immediately after contact with the breast, pressure can be generated. Depending on the degree of deformation of the breast, the pressure sensor can correspondingly sensitively generate different electrical signals and feed back to the control device of the mammography system to adjust the pressure of the compressor to produce the breast. Proper deformation allows the patient to complete the entire examination process comfortably.
  • FIG. 1 is a schematic view showing the structure of a pressure detecting device according to an embodiment of the present invention
  • Figure 2 is an exploded view of the pressure detecting device of Figure 1;
  • Figure 3 is a plan view of the pressure detecting device of Figure 1;
  • Figure 4 is a cross-sectional structural view of the pressure detecting device shown in Figure 3 taken along line A-A;
  • Figure 5 is a partial cross-sectional structural view of the pressure detecting device of Figure 3 taken along line B-B.
  • a pressure detecting device 2 for a mammography X-ray system compressor is connected between a driving device 1 of a compressor and a compression plate 3, and is moved up and down by the driving device 1.
  • the pressing plate 3 is moved up and down.
  • the pressure detecting device 2 includes a support frame 10 mounted on the drive device 1, a conductive plate 20 on which the compression plate 3 is mounted, a pressure sensor 30 communicatively coupled to the mammography system control device, and a shaft assembly 40.
  • the pressure sensor 30 is disposed on the support frame 10, and the conductive plate 20 is coupled to the side of the support frame 10 via the shaft assembly 40, and is rotatable relative to the support frame 10 and is detachably contactable with the pressure sensor 30.
  • the pressure sensor 30 detects the pressure transmitted when the conductive plate 20 rotates, and transmits the detected pressure signal to the mammography system control device; the control device controls the driving force of the driving device 2 according to the detected pressure signal, and adjusts the pressing plate 3 Breast pressure.
  • the rotation of the conductive plate 20 is mainly caused by the reaction force of the compression plate 3 after pressing the breast.
  • the pressure sensor 30 may be fixed to the surface of the support frame 10 facing the conductive plate 20 by a fastener such as a screw.
  • the surface of the support frame 10 is further provided with a positioning groove 11 in which the pressure sensor 30 is disposed.
  • the shaft assembly 40 can include a side axle seat 41, a center axle bracket 42 and a center axle 43, which can be fixed to the support frame 10 by fasteners or welding.
  • the center axle seat 42 It can be fixed to the conductive plate 20 by fasteners or welding, and the center shaft 43 passes through the center shaft seat 42 and is fixed to the side shaft seat 41.
  • the center shaft 43 is fixed to the side shaft seat 41 and rotatable relative to the center shaft seat 42.
  • the conductive plate 20 is rotatable about the central axis 43 in the direction of the pressure sensor 30 through the central shaft seat 42, so that the pressure sensor 30 can be contacted, and the pressure sensor 30 generates a deformation electric signal (pressure signal) and transmits it to the control device. .
  • the rotating shaft assembly 40 includes two side axle seats 41; the two side axle seats 41 are horizontally spaced and fixed on the support frame 10, the central axle bracket 42 is located between the two side axle seats 41, and the central shaft 43 passes through The center shaft seat 42 has both ends fixed to the side shaft seat 41.
  • the center axle seat 42 can be disposed opposite the pressure sensor 30 such that the conductive plate 20 contacts the pressure sensor 30 through the center axle seat 42 to conduct pressure.
  • the conductive plate 20 is provided with a contact portion 21 which can be separated from the contact pressure sensor 30 for pressure conduction.
  • the contact portion 21 may be integrally formed on the conductive plate 20, or may be fixed to the conductive plate 20 by fasteners or welding.
  • the center shaft seat 42 is provided with a positioning portion 44, and the contact portion 21 is located opposite to the pressure sensor 30 and located in the positioning portion 44.
  • the contact portion 21 is opposite to the sensing portion of the pressure sensor 30; when the conductive plate 20 is not subjected to the reaction force, the contact portion 21 is not in contact with the pressure sensor 30; after the conductive plate 20 is rotated by the reaction force, the contact portion 21 is brought closer to the rotation. Contact pressure sensor 30.
  • the support frame 10 has a substantially polygonal plate-like structure, and a through hole penetrating through the upper and lower ends may be provided to cooperate with the linear guide of the compressor.
  • the conductive plate 20 is disposed on one side of the support frame 10 and is suspended from the support frame 10 by a hinge assembly 40.
  • the pressure detecting device of the present invention further includes at least one set of support assemblies 50 coupled between the support frame 10 and the conductive plate 20.
  • the support assembly 50 is used to enhance the connection stability of the conductive plate 20 on the side of the support frame 10, and also avoids the contact portion 21 from contacting the pressure sensor 30 in the non-operating state, ensuring that the pressure sensor 30 is not stressed or deformed.
  • the support assembly 50 can include a connector 51 that is disposed between the support frame 10 and the conductive plate 20 and a spring 52 that is sleeved on the connector 51.
  • the connector 51 can be realized by a bolt.
  • the corresponding connecting members 51 of the support frame 10 and the conductive plate 20 are respectively provided with connecting holes, and the spring 52 is restricted in the connecting holes.
  • the spring 52 is disposed in the connecting hole of the support frame 10. One end of the spring 52 abuts the end wall in the axial direction of the connecting hole, and the other end can abut on the surface of the conductive plate 20, without reaction.
  • the spring 52 supports the conductive plate 20 by its own elastic force, preventing the conductive plate 20 from being pressed against the pressure sensor 30.
  • the spring 52 can be compressed by force.
  • a mammography X-ray system compressor of the present invention includes the above-described pressure detecting device 2.
  • the compressor further includes a bracket 4, a linear guide 5, a driving device 1 and a pressing plate 3; the linear guide 5 is mounted on the bracket 4, and the pressure detecting device 2 is mounted on the linear guide 5 so as to be movable up and down, and the pressing plate 3 is pressed.
  • the compression plate 3 can be coupled to the conductive plate 20 of the pressure detecting device 2 via the connecting arm assembly 31.
  • the conductive plate 20 is provided with a mounting portion (such as a mounting hole) for positioning connection of the connecting arm assembly 31.
  • the drive device 1 may include a motor, a gear, a belt or a chain transmission mechanism, and the like.
  • the mammography system of the present invention including the above-described compressor, further includes a frame, a control device, and the like.
  • the compressor is mounted on the frame and electrically connected to the control unit.
  • the mammography system includes a mechanism such as a photographic platform mounted on the rack, and the mechanism such as the rack, the control device, and the photographic platform can be realized by the prior art.
  • the support frame 10 of the pressure detecting device 2 is driven down along the linear guide 5 under the driving of the driving device 1, and the entire pressure detecting device 2 and the pressing plate 3 are driven to descend, and the pressing plate 3 starts to contact and Squeeze the breast and create a reaction.
  • the reaction force causes the compression plate 3 and the conductive plate 20 to rotate about the central axis 43, thereby transmitting this reaction force to the pressure sensor 30.
  • the pressure sensor 30 generates a deformation electrical signal, which can be transmitted to the control device of the mammography X-ray system through a wire.
  • the control device After receiving the electrical signal, the control device obtains the pressure of the breast at this time, thereby adjusting the driving device 1
  • the appropriate force is output to cause the support frame 10 to continue to descend or stop descending until the breast deformation reaches a suitable level, the pressure detection process is completed directly and efficiently, and the patient comfortably completes the entire inspection process.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Dentistry (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)

Abstract

L'invention concerne un système radiographique mammographique, un dispositif de compression et un dispositif de détection de pression (2) associés : le dispositif de détection de pression (2) est connecté entre un dispositif d'entraînement (1) du dispositif de compression et une plaque de compression (3) ; le dispositif de détection de pression (2) comprend un cadre de support (10) qui est monté sur le dispositif d'entraînement (1), une plaque de conduction (20) sur laquelle est montée la plaque de compression (3), un capteur de pression (30) qui est relié en communication à un dispositif de commande du système radiographique mammographique, et un ensemble tige (40) ; le capteur de pression (30) est disposé sur le cadre de support (10), tandis que la plaque de conduction (20) est relié à un côté du cadre de support (10) au moyen de l'ensemble tige (40) et peut tourner par rapport au cadre de support (10), étant en contact détachable avec le capteur de pression (30). Le dispositif de détection de pression (2) du dispositif de compression de système radiographique mammographique a une structure simple et une réponse de pression sensible, ce qui réduit considérablement les erreurs de pression lors de l'action sur le sein humain.
PCT/CN2018/075463 2017-03-16 2018-02-06 Système radiographique mammographique, dispositif de compression et dispositif de détection de pression associé WO2018166309A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710157522.6 2017-03-16
CN201710157522.6A CN107095685B (zh) 2017-03-16 2017-03-16 乳腺x射线系统、压迫器及其压力检测装置

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Publication Number Publication Date
WO2018166309A1 true WO2018166309A1 (fr) 2018-09-20

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WO (1) WO2018166309A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107095685A (zh) * 2017-03-16 2017-08-29 深圳圣诺医疗设备股份有限公司 乳腺x射线系统、压迫器及其压力检测装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113759990B (zh) * 2021-08-24 2022-07-29 达影医疗(中山)有限公司 一种乳腺机的控制方法及乳腺机

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CN101627916A (zh) * 2009-08-10 2010-01-20 深圳圣诺医疗设备有限公司 乳腺x光机及其实现全自动曝光的方法
CN102475551A (zh) * 2010-11-29 2012-05-30 佳能株式会社 装置
CN202665563U (zh) * 2012-06-30 2013-01-16 深圳市安健科技有限公司 乳腺检测装置
CN104068880A (zh) * 2013-03-28 2014-10-01 三星电子株式会社 X射线成像装置及其控制方法
US20140348291A1 (en) * 2013-05-23 2014-11-27 Samsung Electronics Co., Ltd. X-ray imaging apparatus and control method for the same
CN105188548A (zh) * 2013-03-12 2015-12-23 通用电气公司 数字乳房x射线摄影装置
CN105476652A (zh) * 2016-01-05 2016-04-13 深圳安科高技术股份有限公司 一种乳房压迫器运动装置及其压力和厚度校准方法
CN107095685A (zh) * 2017-03-16 2017-08-29 深圳圣诺医疗设备股份有限公司 乳腺x射线系统、压迫器及其压力检测装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101627916A (zh) * 2009-08-10 2010-01-20 深圳圣诺医疗设备有限公司 乳腺x光机及其实现全自动曝光的方法
CN102475551A (zh) * 2010-11-29 2012-05-30 佳能株式会社 装置
CN202665563U (zh) * 2012-06-30 2013-01-16 深圳市安健科技有限公司 乳腺检测装置
CN105188548A (zh) * 2013-03-12 2015-12-23 通用电气公司 数字乳房x射线摄影装置
CN104068880A (zh) * 2013-03-28 2014-10-01 三星电子株式会社 X射线成像装置及其控制方法
US20140348291A1 (en) * 2013-05-23 2014-11-27 Samsung Electronics Co., Ltd. X-ray imaging apparatus and control method for the same
CN105476652A (zh) * 2016-01-05 2016-04-13 深圳安科高技术股份有限公司 一种乳房压迫器运动装置及其压力和厚度校准方法
CN107095685A (zh) * 2017-03-16 2017-08-29 深圳圣诺医疗设备股份有限公司 乳腺x射线系统、压迫器及其压力检测装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107095685A (zh) * 2017-03-16 2017-08-29 深圳圣诺医疗设备股份有限公司 乳腺x射线系统、压迫器及其压力检测装置

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