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WO2019169675A1 - 一种oct探头驱动装置和oct检测设备 - Google Patents

一种oct探头驱动装置和oct检测设备 Download PDF

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Publication number
WO2019169675A1
WO2019169675A1 PCT/CN2018/080376 CN2018080376W WO2019169675A1 WO 2019169675 A1 WO2019169675 A1 WO 2019169675A1 CN 2018080376 W CN2018080376 W CN 2018080376W WO 2019169675 A1 WO2019169675 A1 WO 2019169675A1
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WIPO (PCT)
Prior art keywords
probe
oct
module
mounting hole
stepped hole
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/CN2018/080376
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English (en)
French (fr)
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WO2019169675A9 (zh
Inventor
李天照
黄志超
宋李烟
梁为亮
李百灵
高峻
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Tomophase Ltd
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Tomophase Ltd
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Publication of WO2019169675A1 publication Critical patent/WO2019169675A1/zh
Publication of WO2019169675A9 publication Critical patent/WO2019169675A9/zh
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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0062—Arrangements for scanning
    • A61B5/0066—Optical coherence imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0073—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by tomography, i.e. reconstruction of 3D images from 2D projections
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/22—Arrangements of medical sensors with cables or leads; Connectors or couplings specifically adapted for medical sensors
    • A61B2562/225—Connectors or couplings
    • A61B2562/228—Sensors with optical connectors

Definitions

  • the invention relates to the field of medical equipment, in particular to an OCT detecting device for detecting a human body lumen, and an OCT probe driving device for driving the OCT probe.
  • OCT optical coherence tomography
  • OCT imaging technology eliminates the need for any developer, has no ionization and fluorescence effects, and is more secure than traditional imaging techniques, known as "optical biopsy.”
  • OCT tomography imaging technology has micron-scale optical resolution that is two orders of magnitude higher than X-ray and MRI techniques.
  • OCT tomography technology High-resolution, non-destructive testing and other advantages make OCT tomography technology widely used in ophthalmology. Not only that, combined with fiber optics and endoscopic technology, research has begun to apply OCT imaging methods to many fields such as skin, teeth, cardiovascular, esophagus, and brain imaging.
  • OCT testing of the lumens of the respiratory tract, reproductive tract, etc. is also being used.
  • OCT detection of the respiratory tract, reproductive tract and other lumens it is required to drive the OCT probe to scan the 360° scan along its own axis to obtain the B-scan map of the lumen, and also to drive the OCT probe. Stable back and forth movement in the lumen.
  • the prior art does not solve the needs of these two aspects well.
  • the present invention provides an OCT probe driving device that can drive the OCT probe to rotate along the main axis when working in a human body lumen such as the respiratory tract or the reproductive tract for the requirements of the OCT detecting device for the human tract of the genital tract, the respiratory tract, and the like. 360 degrees of arbitrary angle control, at the same time can drive the OCT probe to move back and forth in the lumen of the tube to meet the needs of the OCT probe in the lumen.
  • the embodiment of the invention simultaneously provides an OCT detecting device, which can be used for OCT detection and imaging in the lumen of the human reproductive tract, respiratory tract and the like.
  • An OCT probe driving device provided by the embodiment of the invention includes a mounting bracket and a fiber slip ring, a fiber optic slip ring coaxial auxiliary module and a probe connecting module which are installed coaxially on the mounting frame, and one end of the optical fiber slip ring is connected to the optical fiber. The other end is connected to the back end of the optical fiber slip ring coaxial auxiliary module, and the front end of the optical fiber slip ring coaxial auxiliary module is connected to the probe connection module;
  • the rotary drive unit further comprises a rotary drive servo motor and a transmission module, the rotary drive servo motor is mounted on the mounting frame, and the rotary drive servo motor is connected to the central axis of the optical slip ring coaxial auxiliary module through the transmission module, and the rotary drive servo is driven.
  • the motor drives the optical fiber slip ring coaxial auxiliary module and the probe connection module to rotate around the central axis through the transmission module;
  • a pumping drive unit is further included, the pumping drive unit includes a pumping drive servo motor, a guide rail and a slider disposed axially along the central axis, the slider is fixedly connected with the mounting bracket, and the slider is connected to the pumping drive.
  • the servo motor slides along the guide rail under the drive of the pullback drive servo motor.
  • the OCT probe driving device provided by the embodiment of the invention can install an OCT probe on the probe connecting module to form an OCT detecting device.
  • the OCT detecting device provided by the invention can extend into the human body tube channel when the OCT detection of the human genital tract, the respiratory tract and the like, and the OCT probe can extend into the human body tube channel, and the rotary drive servo motor drives the optical fiber slip ring coaxial auxiliary module and the probe through the transmission module.
  • the connecting module rotates around the central axis, thereby driving the OCT probe mounted on the probe connecting module to rotate around the central axis.
  • the rotation angle of the OCT probe can be controlled, and the OCT probe can be rotated at any angle of 360 degrees in the tube channel.
  • the optical fiber slip ring, the optical fiber slip ring coaxial auxiliary module, the probe connection module and the rotary drive unit are all mounted on the mounting frame, and the mounting bracket and the slider of the pumping drive unit are fixedly connected.
  • the slider can be moved along the axial direction of the central axis along the guide shaft under the driving of the retracting drive servo motor, thereby driving the OCT probe to move along the axis of the central axis, thereby realizing the movement of the OCT probe along the lumen.
  • the stepping motor can be driven by the back pumping servo motor.
  • the stepping motor can conveniently control the sliding distance of the slider.
  • the transmission module is a synchronous wheel
  • the rotary drive servo motor is a hybrid servo motor
  • the synchronous wheel comprises an endless belt provided with equally spaced teeth and a pulley with corresponding teeth
  • the pulley is disposed on the optical slip ring coaxial auxiliary module and the probe
  • the pulley connects the hybrid servo motor through the endless belt. Precise control of the central axis rotation angle can be achieved by using a synchronous wheel and a hybrid servo motor.
  • the utility model further comprises an inductor fixing wheel fixed on the central shaft between the pulley and the probe connecting module, and the inductor fixing wheel is provided with an inductor.
  • the sensor fixed wheel can be driven by the hybrid motor, and the coaxial shaft and the optical fiber slip ring coaxial auxiliary module, the pulley, the probe connection module and the OCT probe rotate synchronously around the central axis, and the sensor mounted on the fixed wheel of the sensor can detect the rotation. Angles, which provide parameters and standards for precise control of hybrid servo motors.
  • the sensor fixed wheel can simultaneously move axially along the central axis under the driving of the stepping motor.
  • the sensor can also detect the moving distance of the slider at the same time, providing parameters and standards for precise control of the stepping motor.
  • the probe fixing module is further configured to be fixed between the OCT probe and the probe connecting module to fix the OCT probe when the probe connecting module and the OCT probe are connected.
  • the probe fixing module can make a fixing member set as a through hole, and has a card interface at one end thereof, which can be clamped on the probe connecting module, and the other end is provided with a positioning structure, which can provide a pressure to the OCT probe to connect the module to the probe. In order to achieve a more compact connection between the OCT probe and the probe connection module, and at the same time more stable.
  • the front end surface of the probe connection module is concavely formed with a first stepped hole, and the second stepped hole communicating with the first stepped hole is disposed in the first stepped hole, the second stepped hole has a larger aperture than the first stepped hole; the first stepped hole and The second stepped hole constitutes a probe mounting hole; a spring button mounting hole penetrating to the outer side of the probe connecting module is disposed on a side of the second stepped hole, and a spring button is disposed on the spring button mounting hole.
  • a spring button is provided on the side wall of the probe connection module, and a spring card is arranged on the connecting part of the OCT probe, so that the OCT probe and the probe connection module can be quickly disassembled and fixed.
  • the front end surface of the probe connecting module is concavely formed with a probe mounting hole, and the side of the probe mounting hole is provided with a spring button mounting hole penetrating to the outer side of the probe connecting module, and a spring button is arranged on the spring button mounting hole.
  • the embodiment of the invention further provides an OCT detecting device for detecting OCT of a lumen of a human genital tract, a respiratory tract and the like.
  • the utility model comprises an OCT probe driving device and an OCT probe.
  • the OCT probe driving device comprises a mounting bracket and a fiber slip ring, a fiber slip ring coaxial auxiliary module and a probe connecting module which are arranged coaxially on the mounting frame, and the fiber slip ring is connected to the fiber at one end. The other end is fixedly connected with the back end of the optical fiber slip ring coaxial auxiliary module, and the front end of the optical fiber slip ring coaxial auxiliary module is connected with the probe connection module;
  • the OCT probe driving device further comprises a rotary driving unit, the rotary driving unit comprises a rotary driving servo motor and a transmission module, the rotary driving servo motor is mounted on the mounting frame, and the rotary driving servo motor is connected to the central axis of the optical fiber slip ring coaxial auxiliary module through the transmission module.
  • the rotary drive servo motor drives the optical fiber slip ring coaxial auxiliary module and the probe connection module to rotate around the central axis through the transmission module;
  • the OCT probe driving device further comprises a back pumping driving unit, and the pumping driving unit comprises a back pumping servo motor, along the The guide shaft and the slider disposed axially in the central axis, the slider is fixedly connected with the mounting bracket, the slider is connected to the pumping drive servo motor, and the slider slides along the guide rail under the driving of the pumping drive servo motor;
  • the OCT probe and the The probe connection module is detachable for installation.
  • the OCT detecting device can detect the OCT of the human genital tract, the respiratory tract and the like, and the OCT probe can extend into the human body lumen, and the OCT probe can be driven by the rotary driving servo motor and the back pumping servo motor. Achieve rotation at any angle along the central axis and axial movement along the central axis to meet the need for OCT probe control during testing.
  • the stepping motor can be driven by the back pumping servo motor.
  • the stepping motor can conveniently control the sliding distance of the slider.
  • the front end surface of the probe connection module is concavely formed with a first stepped hole, and the second stepped hole communicating with the first stepped hole is disposed in the first stepped hole, the second stepped hole has a larger aperture than the first stepped hole; the first stepped hole and The second stepped hole constitutes a probe mounting hole; a spring button mounting hole penetrating to the outer side of the probe connecting module is disposed on a side of the second stepped hole, and a spring button is disposed on the spring button mounting hole;
  • the OCT probe includes a probe connector that is matched with the probe mounting hole.
  • the probe connector is provided with a spring piece.
  • the spring piece is clamped on the inner wall of the first stepped hole and the second stepped hole connection. And the spring piece faces the spring button mounting hole.
  • the front end surface of the probe connection module is concavely formed with a probe mounting hole, and the side of the probe mounting hole is provided with a spring button mounting hole penetrating to the outer side of the probe connecting module, and a spring button is arranged on the spring button mounting hole;
  • the OCT probe includes a probe connector that is matedly coupled to the probe mounting hole, and the probe connector is provided with a spring latch.
  • the spring latch can be immersed in the probe connector under compression, and is extended under the action of a spring in a free state.
  • the probe connector forms a bayonet, and the position of the spring pin on the probe connector corresponds to the spring button mounting hole on the probe connector.
  • FIG. 1 is a schematic top view showing the structure of an OCT probe driving device according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic structural view of a front view of an OCT probe driving device according to Embodiment 1 of the present invention
  • FIG. 3 is a schematic structural diagram of an OCT detecting apparatus according to Embodiment 2 of the present invention.
  • 100 OCT probe driving device
  • 110 mounting frame
  • 120 optical fiber slip ring
  • 130 optical fiber slip ring coaxial auxiliary module
  • 140 probe connecting module
  • 141 spring button
  • 151 pulley
  • 161, slider; 162, guide rail; 163, pumping drive servo motor 170, sensor fixed wheel
  • 180 probe fixed module
  • 200 OCT probe
  • 210 probe connector
  • the inventors of the present invention invented the OCT detecting apparatus provided by the embodiment of the present invention to meet the needs of detection.
  • the OCT detecting device provided by the invention can realize the control of the OCT probe conveniently when performing OCT detection on the tract of the human genital tract, the respiratory tract and the like, and realize the control of the OCT probe rotating at any angle of 360 degrees in the tube channel and in the tube Control of movement in the channel.
  • Embodiment 1 of the present invention provides an OCT probe driving device 100.
  • the mounting bracket 110 and the optical fiber slip ring 120, the optical fiber slip ring coaxial auxiliary module 130 and the probe connection module 140 are mounted coaxially on the mounting bracket 110.
  • the various components of the invention are preferably medical materials to meet medical safety and hygiene standards.
  • the mounting bracket 110 is preferably a flat member and may be made of a stainless steel material to facilitate smooth and precise mounting of the optical fiber slip ring 120, the optical fiber slip ring coaxial auxiliary module 130, the probe connection module 140, and the rotary drive servo motor 152.
  • One end of the optical fiber slip ring 120 is connected to the optical fiber, and the other end is connected to the rear end of the optical fiber slip ring coaxial auxiliary module 130.
  • the front end of the optical fiber slip ring coaxial auxiliary module 130 is connected to the probe connection module 140, and can be solved by the optical fiber slip ring coaxial auxiliary module 130.
  • the OCT probe driving device 100 further includes a rotary driving unit including a rotary drive servo motor 152 and a transmission module.
  • the rotary drive servo motor 152 is mounted on the mounting frame 110, and the rotary drive servo motor 152 is connected to the optical fiber slip ring coaxially through the transmission module.
  • the central axis of the auxiliary module 130, the rotary drive servo motor 152 drives the fiber slip ring coaxial auxiliary module 130 and the probe connection module 140 to rotate about the central axis through the transmission module.
  • the transmission module is a synchronous wheel
  • the rotary drive servo motor 152 is a hybrid servo motor
  • the synchronous wheel includes an endless belt (not shown) provided with equally spaced teeth and a pulley 151 having corresponding teeth.
  • the wheel 151 includes two, one of the pulleys 151 is disposed between the optical fiber slip ring coaxial auxiliary module 130 and the probe connection module 140, and the other pulley 151 is connected with the power output shaft of the hybrid servo motor, and the two pulleys 151 Connected by a loop belt.
  • the hybrid servo motor can synchronously output the rotation angle of its output shaft to the central axis of the fiber slip ring coaxial auxiliary module 130, and rotate the angle. Precise control, the rotation angle is rotated at any angle of 360 degrees.
  • the OCT probe driving device 100 further includes a pumping driving unit, and the pumping driving unit includes a pumping drive servo motor 163, a guide rail 162 disposed axially along the central axis, and a slider 161, and the slider 161 is fixedly connected to the mounting bracket 110,
  • the slider 161 is connected to the pull-back drive servo motor 163, and the slider 161 is slid along the guide rail 162 under the drive of the pull-back drive servo motor 163.
  • the back pumping servo motor 163 is a stepping motor, and the stepping motor can achieve precise control of the displacement of the slider 161.
  • the slider 161 and the mounting frame 110 can be detachably fixed by bolts or the like.
  • the slider 161 and the mounting bracket 110 may also be integrally formed.
  • the slider 161 can also be fixed on a fixing plate (not shown), and the mounting frame 110 and the fixing plate are also fixedly connected.
  • a fixing plate to serve as a connection intermediary between the slider 161 and the mounting frame 110, the mounting and positioning of each component can be realized more flexibly, so that the various parts can be properly installed, and the entire driving device is more compact, smaller, and more compact. Easy to package by setting the housing.
  • the driving device provided by the present invention may further include a casing (not shown).
  • the casing may be disposed according to the shape of the driving device, and may include a mounting bracket 110, an optical fiber slip ring 120, an optical fiber slip ring coaxial auxiliary module 130, and a probe connecting device. 140.
  • the rotary drive unit and the pumpback drive unit are packaged together to protect the entire device.
  • the driving device provided by the present invention further includes a support base 300, and the pumping drive unit is integrally mounted on the support base 300.
  • the support base 300 may also be provided with a support structure to support the mount 110 so that the mount 110 remains stable while the support structure can slide along the support base 300 or the mount 110 can slide over the support structure.
  • the OCT probe driving device 100 provided by the embodiment of the present invention can mount the OCT probe 200 on the probe connecting module 140 to form an OCT detecting device.
  • the OCT detecting device provided by the invention can extend into the human body tube channel when the OCT detection of the human genital tract, the respiratory tract and the like, and the rotary drive servo motor 152 drives the optical fiber slip ring coaxial auxiliary module through the transmission module.
  • the 130 and probe connection module 140 rotates about the central axis to drive the OCT probe 200 mounted on the probe connection module 140 to rotate about the central axis.
  • the rotation angle of the OCT probe 200 can be controlled, and the OCT probe 200 can be rotated at any angle of 360 degrees in the lumen.
  • the optical fiber slip ring 120, the optical fiber slip ring coaxial auxiliary module 130, the probe connection module 140 and the rotary drive unit are all mounted on the mounting frame 110, and the mounting frame 110 and the slider 161 of the pumping drive unit are fixedly connected.
  • the slider 161 is movable along the guide rail 162 in the axial direction of the central axis under the driving of the pullback drive servo motor 163, thereby driving the OCT probe 200 to move along the axis of the central axis, thereby realizing the movement of the OCT probe 200 along the lumen.
  • the stepping drive servo motor 163 can adopt a stepping motor, and the stepping motor can conveniently achieve precise control of the sliding distance of the slider 161.
  • an OCT probe driving device 100 further includes an inductor fixing wheel 170.
  • the sensor fixing wheel 170 is fixed between the pulley 151 and the probe connecting module 140 and coaxially disposed with the pulley 151.
  • An inductor is disposed on the sensor fixing wheel 170.
  • the sensor fixing wheel 170 can be rotated synchronously around the central axis with the optical fiber slip ring coaxial auxiliary module 130, the pulley 151, the probe connection module 140, and the OCT probe 200 under the driving of the hybrid servo motor, and is mounted on the inductor fixing wheel 170.
  • the sensor can detect the angle of rotation of the entire driving device by detecting the angle of rotation of the sensor fixing wheel 170, thereby providing parameters and standards for precise control of the hybrid servo motor.
  • the sensor fixing wheel 170 can simultaneously move axially along the central axis under the driving of the stepping motor, and the sensor can also simultaneously detect the moving distance of the slider 161, and provide parameters and standards for precise control of the stepping motor.
  • the OCT probe driving device 100 further includes a probe fixing module 180 for fixing the OCT probe 200 and the probe connection when the probe connecting module 140 and the OCT probe 200 are connected. Between the modules 140, the OCT probe 200 is fixed.
  • the probe fixing module 180 can be a fixing member disposed as a through hole, and has a card interface at one end thereof, can be clamped on the probe connecting module 140, and has a positioning structure at the other end, and can provide a probe connecting module for the OCT probe 200.
  • the pressure of 140 is such that the connection between the OCT probe 200 and the probe connection module 140 is tighter and more stable.
  • a front stepped end of the probe connecting module 140 is concavely formed with a first stepped hole, and a second stepped hole communicating with the first stepped hole is disposed in the first stepped hole.
  • the second stepped hole has a larger aperture than the first stepped hole; the first stepped hole
  • the second stepped hole constitutes a probe mounting hole; a spring button mounting hole penetrating to the outer side surface of the probe connecting module is disposed on a side surface of the second stepped hole, and a spring button 141 is disposed on the spring button mounting hole.
  • a spring button 141 is disposed on the side wall of the probe connection module 140, and a spring card is disposed on the connecting member of the OCT probe 200, so that quick disassembly and fixation between the OCT probe 200 and the probe connection module 140 can be achieved.
  • the present invention also provides an OCT detecting apparatus. It includes an OCT probe driving device 100 as provided in Embodiment 1, and an OCT probe 200 that is detachably coupled to the OCT probe driving device 100 through the probe connecting module 140.
  • the OCT detecting device provided by the invention can extend into the human body tube channel when the OCT detection of the genital tract, respiratory tract and the like of the human body can be performed, and the OCT probe 200 can drive the servo motor 152 and the pumping drive servo motor in rotation. Driven by 163, the rotation at any angle along the central axis and the axial movement along the central axis are achieved to meet the need for control of the OCT probe 200 during testing.
  • the stepping drive servo motor 163 can adopt a stepping motor, and the stepping motor can conveniently achieve precise control of the sliding distance of the slider 161.
  • a preferred embodiment of the OCT probe 200 is provided.
  • the probe connector 210 is matched with the probe mounting hole.
  • the probe connector 210 is provided with a spring piece.
  • the spring piece is clamped on the inner wall of the first stepped hole and the second stepped hole. And the spring piece faces the spring button mounting hole.
  • the spring card can be compressed to the inside by the pressing of the spring button 141, and the OCT probe 200 can be pulled out of the probe mounting hole.
  • only one stepped hole is provided in the probe mounting hole, and a spring button mounting hole penetrating to the outer side of the probe connecting module is disposed in the mounting hole, and a spring button 141 is disposed on the spring button mounting hole.
  • a spring bayonet 220 can be disposed on the probe connector 210. The spring bayonet 220 can be immersed in the probe connector 210 under compression, and the probe connector 210 is extended under the action of a spring to form a bayonet. The position of the spring bayonet 220 at the probe joint 210 corresponds to a spring button mounting hole on the probe attachment device 140.
  • the probe connector 210 is inserted into the mounting hole, and the probe connector 210 is rotated until the spring latch 220 is snapped into the spring mounting hole to achieve a fixed connection between the OCT probe 200 and the OCT probe driving device 100.
  • This connection not only achieves the fixation of the OCT probe 200 and the OCT probe driving device 100, but also realizes the positioning of the OCT probe 200.
  • the spring detent 220 can be immersed in the probe joint 210 by the spring button 141, and the OCT probe 200 can be pulled out of the probe mounting hole.

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Abstract

一种OCT探头驱动装置及一种OCT检测设备。OCT探头驱动装置包括安装架（110）和安装在安装架（110）上并依次同轴设置的光纤滑环（120）、光纤滑环同轴辅助模块（130）和探头连接模块（140）、旋转驱动单元和回抽驱动单元，回抽驱动单元包括回抽驱动伺服电机（163）、沿所述中心轴轴向设置的导轨（160）和滑块（161），所述滑块（161）与所述安装架（110）固定连接，所述滑块（161）连接回抽驱动伺服电机（163），所述滑块（161）在回抽驱动伺服电机（163）的驱动下沿所述导轨（162）滑动。该OCT探头驱动装置和OCT检测设备，可实现OCT探头沿中心轴任意角度的旋转和沿中心轴轴向的移动，以满足检测中对OCT探头控制的需要。

Description

一种OCT探头驱动装置和OCT检测设备 技术领域
本发明涉及医疗设备领域，尤其涉及一种对人体管腔道进行检测的OCT检测设备，以及对OCT探头进行驱动的OCT探头驱动装置。
背景技术
光学相干层析技术(Optical coherence Tomography,OCT)是迅速发展的一种高分辨率成像技术，该技术是基于低相干光干涉原理，并与共焦显微技术相结合，用来检测生物组织不同深度层对入射弱相干光的后向散射波回波时间延迟及回波强度信号，通过扫描得到样品二维或者三维的高分辨率微观组织结构，从而获得被测样品在体无损的断层层析图像。OCT成像技术无需添加任何显影剂，没有电离效应和荧光效应，比传统的影像技术安全性更高，被称为“光学活检”。OCT断层扫描成像技术有着微米量级的光学分辨率，比X射线及核磁共振成像技术高出两个量级。高分辨率，无损检测等优点使得OCT断层扫描成像技术在眼科领域获得了广泛的临床诊断应用。不仅如此，结合光纤与内窥镜技术，研究已开始将OCT成像方法应用于皮肤、牙齿、心血管、食道，脑成像等多个领域。
由于OCT断层扫描成像技术的诸多优点，医学上也正在利用其对呼吸道、生殖道等管腔道的OCT检测。在对对呼吸道、生殖道等管腔道的OCT检测时，要求能驱动OCT探头沿着自身主轴360°旋转扫描探测，以此获取管腔道的B-scan图，同时也要求能驱动OCT探头在管腔道内稳定的来回移动。现有技术并没有能很好的解决这两方面的需求。
发明内容
针对对生殖道、呼吸道等人体管腔道对OCT检测设备的需求，本发明实施例提供一种OCT探头驱动装置，可以驱动OCT探头在呼吸道、生殖道等人体管腔道内工作时沿主轴旋转进行360度任意角度的控制，同时可以驱动OCT探头在管腔道中来回稳定移动，以满足OCT探头在管腔道中工作的需要。本发明实施例同时提供一种OCT检测设备，可用于人体生殖道、呼吸道等管腔道中进行OCT检测并成像。
本发明实施例提供的一种OCT探头驱动装置，包括安装架和安装在安装架上并依次同轴设置的光纤滑环、光纤滑环同轴辅助模块和探头连接模块，光纤滑环一端连接光纤，另一端与光纤滑环同轴辅助模块后端连接，光纤滑环同轴辅助模块前端连接探头连接模块；
还包括旋转驱动单元，旋转驱动单元包括旋转驱动伺服电机和传动模块，旋转驱动伺服电机安装在安装架上，旋转驱动伺服电机通过传动模块连接光纤滑环同轴辅助模块的中心轴，旋转驱动伺服电机通过传动模块驱动光纤滑环同轴辅助模块和探头连接模块绕所述中心轴旋转；
还包括回抽驱动单元，回抽驱动单元包括回抽驱动伺服电机、沿所述中心轴轴向设置的导轨和滑块，滑块与所述安装架固定连接，所述滑块连接回抽驱动伺服电机，滑块在回抽驱动伺服电机的驱动下沿所述导轨滑动。
本发明实施例提供的OCT探头驱动装置，可以在探头连接模块上安装OCT探头，构成OCT检测设备。本发明提供的OCT检测设备在对人体的生殖道、呼吸道等官腔体进出OCT检测时，OCT探头可以伸入人体管腔道中，旋转驱动伺服电机通过传动模块带动光纤滑环同轴辅助模块和探头连接模块绕中心轴旋转，从而带动安装在探头连接模块上的OCT探头绕中心轴旋转。通过控制旋转驱动伺服电机的转动，可以控制OCT探头的转动角度，实现OCT探头在管腔 道中实现360度的任意角度的转动。同时，包括光纤滑环、光纤滑环同轴辅助模块、探头连接模块和旋转驱动单元都安装在安装架上，安装架和回抽驱动单元的滑块固定连接。滑块在回抽驱动伺服电机的驱动下，可以沿着导轨沿中心轴的轴向方向移动，从而带动OCT探头沿中心轴的轴线移动，实现OCT探头沿管腔道移动。回抽驱动伺服电机可以采用步进电机，步进电机可以方便的对滑块的滑动距离实现精确控制。
优选地，传动模块为同步轮，旋转驱动伺服电机为混合伺服电机；同步轮包括设有等间距齿的环形皮带和具有相应齿的带轮，带轮设置在光纤滑环同轴辅助模块与探头固定模块之间，带轮通过所述环形皮带连接所述混合伺服电机。通过采用同步轮和混合伺服电机，可以实现对中心轴旋转角度的精确控制。
优选地，还包括感应器固定轮，感应器固定轮固定在带轮和探头连接模块之间的所述中心轴上，所述感应器固定轮上设置感应器。感应器固定轮可在混合电机的驱动下，绕中心轴与光纤滑环同轴辅助模块、带轮、探头连接模块、OCT探头同步转动，安装在感应器固定轮上的感应器可检测转动的角度，从而为混合伺服电机实现精确控制提供参数和标准。感应器固定轮同时可以在步进电机的驱动下，同步沿中心轴的轴向移动，感应器也可以同时检测滑块的移动距离，为步进电机的精确控制提供参数和标准。
优选地，还包括探头固定模块，探头固定模块用于在探头连接模块和OCT探头连接时，固定在OCT探头和探头连接模块之间，以固定OCT探头。探头固定模块可以使一个设置为贯通孔的固定件，其一端设有卡接口，可以卡设在探头连接模块上，另一端设有定位结构，可为OCT探头提供一个向探头连接模块的压力，以实现OCT探头和探头连接模块之间连接更为紧密，同时更为稳固。
优选地，探头连接模块前端端面内凹形成第一阶梯孔，在第一阶梯孔内设 置连通第一阶梯孔的第二阶梯孔，第二阶梯孔孔径大于第一阶梯孔；第一阶梯孔和第二阶梯孔构成探头安装孔；在第二阶梯孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在弹簧按钮安装孔上设置弹簧按钮。在探头连接模块的侧壁设置弹簧按钮，同时在OCT探头的连接部件上设置弹簧卡片，可以实现OCT探头和探头连接模块之间的快速拆卸和固定。
优选地，探头连接模块前端端面内凹形成探头安装孔，探头安装孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在弹簧按钮安装孔上设置弹簧按钮。
本发明实施例还提供一种OCT检测设备，用于对人体生殖道、呼吸道等管腔道的OCT检测。包括OCT探头驱动装置和OCT探头；OCT探头驱动装置包括安装架和安装在安装架上并依次同轴设置的光纤滑环、光纤滑环同轴辅助模块和探头连接模块，光纤滑环一端连接光纤，另一端与光纤滑环同轴辅助模块后端固定连接，光纤滑环同轴辅助模块前端连接探头连接模块；
OCT探头驱动装置还包括旋转驱动单元，旋转驱动单元包括旋转驱动伺服电机和传动模块，旋转驱动伺服电机安装在安装架上，旋转驱动伺服电机通过传动模块连接光纤滑环同轴辅助模块的中心轴，旋转驱动伺服电机通过传动模块驱动光纤滑环同轴辅助模块和探头连接模块绕所述中心轴旋转；OCT探头驱动装置还包括回抽驱动单元，回抽驱动单元包括回抽驱动伺服电机、沿所述中心轴轴向设置的导轨和滑块，滑块与安装架固定连接，滑块连接回抽驱动伺服电机，滑块在回抽驱动伺服电机的驱动下沿导轨滑动；OCT探头与所述探头连接模块可拆卸安装。
本发明提供的OCT检测设备在对人体的生殖道、呼吸道等管腔道OCT检测时，OCT探头可以伸入人体管腔道中，OCT探头可在旋转驱动伺服电机和回 抽驱动伺服电机的驱动下，实现沿中心轴任意角度的旋转和沿中心轴轴向的移动，以满足检测中对OCT探头控制的需要。回抽驱动伺服电机可以采用步进电机，步进电机可以方便的对滑块的滑动距离实现精确控制。
优选地，探头连接模块前端端面内凹形成第一阶梯孔，在第一阶梯孔内设置连通第一阶梯孔的第二阶梯孔，第二阶梯孔孔径大于第一阶梯孔；第一阶梯孔和第二阶梯孔构成探头安装孔；在第二阶梯孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在弹簧按钮安装孔上设置弹簧按钮；
OCT探头包括与探头安装孔匹配连接的探头接头，探头接头上设置弹簧片，探头接头与探头安装孔匹配安装时，弹簧片卡设在第一阶梯孔和第二阶梯孔连接处的内壁上，且弹簧片正对所述弹簧按钮安装孔。通过在探头连接模块上设置弹簧按钮，在OCT探头上设置弹簧片，可以实现OCT探头和探头连接模块之间的快速拆卸和固定。
优选地，所述探头连接模块前端端面内凹形成探头安装孔，探头安装孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在所述弹簧按钮安装孔上设置弹簧按钮；
所述OCT探头包括与所述探头安装孔匹配连接的探头接头，所述探头接头上设置弹簧卡销，所述弹簧卡销可以在压缩下没入探头接头中，自由状态下在弹簧的作用下伸出探头接头形成卡销，弹簧卡销在探头接头的位置对应探头连接装置上的弹簧按钮安装孔。
附图说明
图1为本发明实施例1中OCT探头驱动装置顶视图结构示意图；
图2为本发明实施例1中OCT探头驱动装置正视图结构示意图；
图3为本发明实施例2中OCT检测设备结构示意图。
附图中：100、OCT探头驱动装置；110、安装架；120、光纤滑环；130、光纤滑环同轴辅助模块；140、探头连接模块；141、弹簧按钮；151、带轮；152、旋转驱动伺服电机；161、滑块；162、导轨；163、回抽驱动伺服电机；170、感应器固定轮；180、探头固定模块；200、OCT探头；210、探头接头；220、弹簧卡销；300、支撑底座。
具体实施方式
下面，结合附图以及具体实施方式，对本发明做进一步描述，需要说明的是，在不相冲突的前提下，以下描述的各实施例之间或各技术特征之间可以任意组合形成新的实施例。
本发明发明人在对人体的生殖道进行检测研究时，为满足对生殖道进行OCT检测，发明了本发明实施例提供的OCT检测设备，以满足检测的需要。本发明提供的OCT检测设备可以实现在对人体生殖道、呼吸道等管腔道进行OCT检测时，方便地对OCT探头进行控制，实现OCT探头在管腔道中360度任意角度旋转的控制和在管腔道中移动的控制。
实施例1：
如图1、图2所示，本发明实施例1提供一种OCT探头驱动装置100。包括安装架110和安装在安装架110上并依次同轴设置的光纤滑环120、光纤滑环同轴辅助模块130和探头连接模块140。特别地，本发明的各组成部分优选医用材料，以满足医用的安全卫生标准。安装架110优选为平板件，可以采用不锈钢材料，以方便将光纤滑环120、光纤滑环同轴辅助模块130、探头连接模块140和旋转驱动伺服电机152平稳并精确地安装在上面。光纤滑环120一端连接光纤，另一端与光纤滑环同轴辅助模块130后端连接，光纤滑环同轴辅助模块130 前端连接探头连接模块140，通过光纤滑环同轴辅助模块130，可以解决由于螺孔半径公差以及安装错位导致的光纤动子端与光纤定子端不同轴的问题。
OCT探头驱动装置100还包括旋转驱动单元，旋转驱动单元包括旋转驱动伺服电机152和传动模块，旋转驱动伺服电机152安装在安装架110上，旋转驱动伺服电机152通过传动模块连接光纤滑环同轴辅助模块130的中心轴，旋转驱动伺服电机152通过传动模块驱动光纤滑环同轴辅助模块130和探头连接模块140绕所述中心轴旋转。一种优选的实施方式中，传动模块为同步轮，旋转驱动伺服电机152为混合伺服电机；同步轮包括设有等间距齿的环形皮带(未图示)和具有相应齿的带轮151，带轮151包括两个，其中一个带轮151设置在光纤滑环同轴辅助模块130与探头连接模块140之间，另一个带轮151与混合伺服电机的动力输出轴连接，两个带轮151之间通过环形皮带连接。通过两个带有齿的带轮151以及设有间距齿的环形皮带，可以实现混合伺服电机将其输出轴的转动角度同步输出至光纤滑环同轴辅助模块130的中心轴，并进行转动角度的精准控制，实现转动角度在360度的任意角度旋转。
OCT探头驱动装置100还包括回抽驱动单元，回抽驱动单元包括回抽驱动伺服电机163、沿所述中心轴轴向设置的导轨162和滑块161，滑块161与安装架110固定连接，滑块161连接回抽驱动伺服电机163，滑块161在回抽驱动伺服电机163的驱动下沿导轨162滑动。一种优选的实施方式中，回抽驱动伺服电机163为步进电机，步进电机可以实现对滑块161位移的精确控制。滑块161与安装架110之间可以通过螺栓等方式可拆卸固定。滑块161与安装架110也可以一体成型。本发明提供的一种实施方式中，还可以将滑块161固定在一个固定板(未图示)上，同时安装架110与固定板也固定连接。通过设置固定板充当滑块161与安装架110之间的连接中介，可以更灵活地实现各个部件的安 装定位，从而可以将各个部分合理安装，整个驱动装置结构更为紧凑，体积更小，更易于通过设置外壳进行封装。
即本发明提供的驱动装置，还可以包括外壳(未图示)，外壳根据驱动装置的形状设置，可以将包括安装架110、光纤滑环120、光纤滑环同轴辅助模块130、探头连接装置140、旋转驱动单元和回抽驱动单元封装在一起，对整个装置实现保护。本发明提供的驱动装置，还包括支撑底座300，回抽驱动单元整体安装在支撑底座300上。支撑底座300还可以设置支撑结构以支持安装架110，以便安装架110保持稳定，同时，支撑结构可以沿支撑底座300滑动，或者安装架110可以在支撑结构上滑动。
本发明实施例提供的OCT探头驱动装置100，可以在探头连接模块140上安装OCT探头200，构成OCT检测设备。本发明提供的OCT检测设备在对人体的生殖道、呼吸道等官腔体进出OCT检测时，OCT探头200可以伸入人体管腔道中，旋转驱动伺服电机152通过传动模块带动光纤滑环同轴辅助模块130和探头连接模块140绕中心轴旋转，从而带动安装在探头连接模块140上的OCT探头200绕中心轴旋转。通过控制旋转驱动伺服电机152的转动，可以控制OCT探头200的转动角度，实现OCT探头200在管腔道中实现360度的任意角度的转动。同时，包括光纤滑环120、光纤滑环同轴辅助模块130、探头连接模块140和旋转驱动单元都安装在安装架110上，安装架110和回抽驱动单元的滑块161固定连接。滑块161在回抽驱动伺服电机163的驱动下，可以沿着导轨162沿中心轴的轴向方向移动，从而带动OCT探头200沿中心轴的轴线移动，实现OCT探头200沿管腔道移动。回抽驱动伺服电机163可以采用步进电机，步进电机可以方便的对滑块161的滑动距离实现精确控制。
进一步的，本发明实施例提供的一种OCT探头驱动装置100，还包括感应 器固定轮170，感应器固定轮170固定在带轮151和探头连接模块140之间并与带轮151同轴设置，所述感应器固定轮170上设置感应器。感应器固定轮170可在混合伺服电机的驱动下，绕中心轴与光纤滑环同轴辅助模块130、带轮151、探头连接模块140、OCT探头200同步转动，安装在感应器固定轮170上的感应器可通过检测感应器固定轮170转动的角度，实现检测整个驱动装置转动的角度，从而为混合伺服电机实现精确控制提供参数和标准。感应器固定轮170同时可以在步进电机的驱动下，同步沿中心轴的轴向移动，感应器也可以同时检测滑块161的移动距离，为步进电机的精确控制提供参数和标准。
本实施例提供的一种优选实施方式中，OCT探头驱动装置100还包括探头固定模块180，探头固定模块180用于在探头连接模块140和OCT探头200连接时，固定在OCT探头200和探头连接模块140之间，以固定OCT探头200。探头固定模块180可以是一个设置为贯通孔的固定件，其一端设有卡接口，可以卡设在探头连接模块140上，另一端设有定位结构，可为OCT探头200提供一个向探头连接模块140的压力，以实现OCT探头200和探头连接模块140之间连接更为紧密，同时更为稳固。
进一步地，探头连接模块140前端端面内凹形成第一阶梯孔，在第一阶梯孔内设置连通第一阶梯孔的第二阶梯孔，第二阶梯孔孔径大于第一阶梯孔；第一阶梯孔和第二阶梯孔构成探头安装孔；在第二阶梯孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在弹簧按钮安装孔上设置弹簧按钮141。在探头连接模块140的侧壁设置弹簧按钮141，同时在OCT探头200的连接部件上设置弹簧卡片，可以实现OCT探头200和探头连接模块140之间的快速拆卸和固定。
实施例2：
如图3所示，本发明还提供了一种OCT检测设备。其包括如实施例1中提供的OCT探头驱动装置100，还包括OCT探头200，OCT探头200通过探头连接模块140实现和OCT探头驱动装置100的可拆卸连接。
本发明提供的OCT检测设备在对人体的生殖道、呼吸道等管腔道OCT检测时，OCT探头200可以伸入人体管腔道中，OCT探头200可在旋转驱动伺服电机152和回抽驱动伺服电机163的驱动下，实现沿中心轴任意角度的旋转和沿中心轴轴向的移动，以满足检测中对OCT探头200控制的需要。回抽驱动伺服电机163可以采用步进电机，步进电机可以方便的对滑块161的滑动距离实现精确控制。
本发明提供的OCT检测设备中，提供一种优选实施方式的OCT探头200。包括与探头安装孔匹配连接的探头接头210，探头接头210上设置弹簧片，探头接头210与探头安装孔匹配安装时，弹簧片卡设在第一阶梯孔和第二阶梯孔连接处的内壁上，且弹簧片正对所述弹簧按钮安装孔。需要拆卸时，通过弹簧按钮141的挤压，可以使弹簧卡片向内侧压缩，再将OCT探头200拔出探头安装孔。通过在探头连接模块140上设置弹簧按钮141，在OCT探头200上设置弹簧片，可以实现OCT探头200和探头连接模块140之间的快速拆卸和固定。
另一种实施方式中，探头安装孔只设置一个阶梯孔，并在安装孔中设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在弹簧按钮安装孔上设置弹簧按钮141。可以在探头接头210上设置弹簧卡销220，弹簧卡销220可以在压缩下没入探头接头210中，自由状态下在弹簧的作用下伸出探头接头210形成卡销。弹簧卡销220在探头接头210的位置对应探头连接装置140上的弹簧按钮安装孔。安装的时候，将探头接头210插入安装孔内，并转动探头接头210，直到弹 簧卡销220卡入弹簧安装孔中，实现OCT探头200和OCT探头驱动装置100的固定连接。这种连接方式不仅实现了OCT探头200与OCT探头驱动装置100的固定，同时实现了OCT探头200的定位。需要拆卸时，通过弹簧按钮141，可以使弹簧卡销220没入探头接头210中，再将OCT探头200拔出探头安装孔。
上述实施方式仅为本发明的优选实施方式，不能以此来限定本发明保护的范围，本领域的技术人员在本发明的基础上所做的任何非实质性的变化及替换均属于本发明所要求保护的范围。

Claims (9)

  1. 一种OCT探头驱动装置，其特征在于，包括安装架和安装在安装架上并依次同轴设置的光纤滑环、光纤滑环同轴辅助模块和探头连接模块，所述光纤滑环一端连接光纤，另一端与光纤滑环同轴辅助模块后端连接，所述光纤滑环同轴辅助模块前端连接探头连接模块；
    还包括旋转驱动单元，所述旋转驱动单元包括旋转驱动伺服电机和传动模块，所述旋转驱动伺服电机安装在所述安装架上，所述旋转驱动伺服电机通过所述传动模块连接光纤滑环同轴辅助模块的中心轴，所述旋转驱动伺服电机通过所述传动模块驱动光纤滑环同轴辅助模块和探头连接模块绕所述中心轴旋转；
    还包括回抽驱动单元，所述回抽驱动单元包括回抽驱动伺服电机、沿所述中心轴轴向设置的导轨和滑块，所述滑块与所述安装架固定连接，所述滑块连接回抽驱动伺服电机，所述滑块在回抽驱动伺服电机的驱动下沿所述导轨滑动。
  2. 如权利要求1所述的装置，其特征在于，所述传动模块为同步轮，旋转驱动伺服电机为混合伺服电机；所述同步轮包括设有等间距齿的环形皮带和具有相应齿的带轮，所述带轮设置在所述光纤滑环同轴辅助模块与所述探头连接模块之间并同轴设置，所述带轮通过所述环形皮带连接所述混合伺服电机；
    所述回抽驱动伺服电机为步进电机。
  3. 如权利要求2所述的装置，其特征在于，还包括感应器固定轮，所述感应器固定轮固定在所述带轮和所述探头连接模块之间的并于所述带轮同轴设置，所述感应器固定轮上设置感应器。
  4. 如权利要求3所述的装置，其特征在于，还包括探头固定模块，所述探头固定模块用于在探头连接模块和OCT探头连接时，固定在OCT探头和探头连接模块之间，以固定所述OCT探头。
  5. 如权利要求1至4任一所述的装置，其特征在于，所述探头连接模块前端端面内凹形成第一阶梯孔，在所述第一阶梯孔内设置连通所述第一阶梯孔的第二阶梯孔，所述第二阶梯孔孔径大于所述第一阶梯孔；所述第一阶梯孔和所述第二阶梯孔构成探头安装孔；在所述第二阶梯孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在所述弹簧按钮安装孔上设置弹簧按钮。
  6. 如权利要求1至4任一所述的装置，其特征在于，所述探头连接模块前端端面内凹形成探头安装孔，探头安装孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在所述弹簧按钮安装孔上设置弹簧按钮。
  7. 一种OCT检测设备，其特征在于，包括如权利要求1至4任一所述的OCT探头驱动装置和OCT探头；所述OCT探头与所述探头连接模块可拆卸安装。
  8. 如权利要求7所述的设备，其特征在于，所述探头连接模块前端端面内凹形成第一阶梯孔，在所述第一阶梯孔内设置连通所述第一阶梯孔的第二阶梯孔，所述第二阶梯孔孔径大于所述第一阶梯孔；所述第一阶梯孔和所述第二阶梯孔构成探头安装孔；在所述第二阶梯孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在所述弹簧按钮安装孔上设置弹簧按钮；
    所述OCT探头包括与所述探头安装孔匹配连接的探头接头，所述探头接头上设置弹簧片，所述探头接头与所述探头安装孔匹配安装时，所述弹簧片卡设在所述第一阶梯孔和所述第二阶梯孔连接处的内壁上，且所述弹簧片正对所述弹簧按钮安装孔。
  9. 如权利要求7所述的设备，其特征在于，所述探头连接模块前端端面内凹形成探头安装孔，探头安装孔的侧面设置贯穿至探头连接模块外侧面的弹簧按钮安装孔，在所述弹簧按钮安装孔上设置弹簧按钮；
    所述OCT探头包括与所述探头安装孔匹配连接的探头接头，所述探头接头 上设置弹簧卡销，所述弹簧卡销可以在压缩下没入探头接头中，自由状态下在弹簧的作用下伸出探头接头形成卡销，弹簧卡销在探头接头的位置对应探头连接装置上的弹簧按钮安装孔。
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