WO2022000193A1 - 扫描装置 - Google Patents
扫描装置 Download PDFInfo
- Publication number
- WO2022000193A1 WO2022000193A1 PCT/CN2020/098943 CN2020098943W WO2022000193A1 WO 2022000193 A1 WO2022000193 A1 WO 2022000193A1 CN 2020098943 W CN2020098943 W CN 2020098943W WO 2022000193 A1 WO2022000193 A1 WO 2022000193A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- slider
- sliding track
- crank
- scanning device
- scanning
- Prior art date
Links
- 239000000523 sample Substances 0.000 claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 36
- 238000003384 imaging method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000003463 organelle Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
Definitions
- the present application belongs to the technical field of scanning imaging, and particularly relates to a scanning device.
- Scanning imaging technology is used in all walks of life, such as in clinical medicine or basic medicine, which can realize cross-scale scanning imaging from organelles, cells, tissues to organs.
- the current mechanical scanning mostly uses a screw motor translation stage to drive the imaging probe to translate and scan.
- the screw motor needs to be turned during the scanning process, the screw has poor return travel, resulting in too slow scanning speed, poor imaging efficiency, and no real-time imaging.
- the present application mainly provides a scanning device to solve the technical problem that the scanning speed is too slow in the prior art.
- a technical solution adopted in the present application is to provide a scanning device, the scanning device comprising:
- crank-slider mechanism the crank-slider mechanism includes a crank, a connecting rod and a slider, one end of the crank is fixedly connected to the output shaft of the rotating electrical machine, and the other end is rotatably connected to one end of the connecting rod, and the connecting rod is rotatably connected to one end of the connecting rod.
- the other end of the rod is rotatably connected to the slider; the slider is provided with a scanning probe;
- the rotating motor is fixed on the testing table
- the testing table includes a first sliding track
- the sliding block is arranged on the first sliding track, and is pushed and pulled by the connecting rod so as to be on the first sliding track.
- the sliding track moves linearly back and forth between the first position and the second position.
- a line connecting one end of the crank to the rotating electrical machine and one end of the connecting rod connecting to the slider is the same as the extending direction of the track of the first sliding track, and the first sliding track extends in the same direction.
- the track of a sliding track is a linear track.
- a line connecting an end of the crank connecting to the rotating electrical machine and an end of the connecting rod connecting to the slider intersects with a track extending direction of the first sliding track.
- the difference between the lengths of the connecting rod and the crank is greater than the offset distance between the end of the crank connecting the rotating electrical machine and the centerline of the sliding track of the slider.
- a sensor is provided on the slider, a trigger is provided on the detection table corresponding to a first position or a second position of the first sliding track, and the slider moves to the first position. In a position or a second position, the sensor generates a trigger signal under the action of the trigger.
- the senor and the scanning probe are respectively disposed at two opposite ends of the sliding block, so as to be located on both sides of the first sliding track, respectively, the sensor and the trigger on the same side of the first sliding track.
- the senor is a photogate
- the trigger is a light-shielding strip
- the first position is closer to the rotating electrical machine than the second position, and the trigger is set corresponding to the second position.
- the scanning device further includes:
- the scanning device further includes a coupling assembly
- the coupling assembly includes a base and a coupling disposed in the base, and the rotating motor is mounted on the base, The crank is connected to the output shaft of the rotating electrical machine through a coupling.
- the application provides a scanning device, one end of the crank is fixedly connected to the output shaft of the rotating motor, the other end is rotatably connected to one end of the connecting rod, the other end of the connecting rod is rotatably connected to the slider, and the slider is provided with a scanning probe,
- the crank-slider mechanism converts the rotary motion of the rotary motor into the linear motion of the scanning probe, and the scanning probe on the slider moves back and forth between the first position and the second position of the first sliding track by pushing and pulling the connecting rod, which improves the scanning device.
- the block mechanism is used as a transmission part for the rotary motion of the rotary motor, which improves the scanning speed of the scanning device and reduces the manufacturing cost of the product.
- FIG. 1 is a schematic structural diagram of an embodiment of a scanning device of the present application.
- Fig. 2 is the top-view structure schematic diagram of the scanning device shown in Fig. 1;
- FIG. 3 is a simple structural schematic diagram of the centering type crank-slider mechanism in the scanning device of the present application
- Fig. 4 is the structural schematic diagram of the centering type crank-slider mechanism in the scanning device shown in Fig. 3;
- Fig. 5 is the simple structure schematic diagram of the offset type crank-slider mechanism in the scanning device of the present application
- FIG. 6 is a schematic structural diagram of another embodiment of the scanning device of the present application.
- FIG. 7 is a simple schematic diagram of an embodiment of the motion trajectory of the scanning probe in the scanning device of the present application.
- FIG. 8 is a simple schematic diagram of another embodiment of the motion trajectory of the scanning probe in the scanning device of the present application.
- FIG. 1 is a schematic structural diagram of an embodiment of a scanning device of the present application
- FIG. 2 is a top-view structural schematic diagram of the scanning device shown in FIG. 1
- the scanning device 10 of the present application is suitable for fast-axis scanning of photoacoustic microscope imaging or photoacoustic computed tomography
- the fast axis is a motion axis used to drive the scanning device 10 to perform B-scan (B-SCAN) to obtain imaging information of the sample to be scanned.
- B-SCAN B-scan
- the scanning device 10 of this embodiment includes a rotary motor 100 , a crank-slider mechanism 200 and a detection stage 300 .
- the crank-slider mechanism 200 includes a crank 21, a connecting rod 22 and a slider 23.
- One end of the crank 21 is fixedly connected to the output shaft (not shown in the figure) of the rotating electrical machine 100, and the other end is rotatably connected to one end of the connecting rod 22, while the other end is rotatably connected to one end of the connecting rod 22.
- the other end of the connecting rod 22 rotates to connect the slider 23, that is, the rotation of the rotary motor 100 drives the crank 21 fixedly connected to it to rotate, and the rotation of the crank 21 drives the connecting rod 22 that is rotatably connected to it to move, and the connecting rod 22 can push the slider 23 to move.
- the inspection table 300 includes a first sliding track 31 , and the first sliding track 31 includes a first position 311 and a second position 312 .
- the slider 23 is arranged on the first sliding track 31 , so that the slider 23 moves linearly back and forth on the first sliding track 31 under the push of the connecting rod 22 .
- the sliding block 23 may be slidably connected to the first sliding track 31 in a nested manner.
- the slider 23 is provided with a scanning probe 32 .
- the rotary motor 100 is used to drive the slider 23 to move through the crank-slider mechanism 200, thereby driving the scanning probe 32 to move.
- the scanning probe 32 can scan back and forth once, and the rotary motor 100 can realize Fast rotation, followed by scanning probe 32, also enables fast scanning.
- the first sliding track 31 is also generally referred to as a fast axis.
- the slider 23 drives the scanning probe 32 to move in a straight line, so the focus of the laser irradiated by the scanning probe 32 does not change during optical scanning, that is, the spot size does not change, and the problem of defocusing will not occur.
- the rotating electrical machine 100 is fixed on the detection table 300 .
- the rotating electrical machine 100 is fixed on the testing table 300 through the coupling assembly 400 .
- the coupling assembly 400 includes a base 41 and a coupling 42 arranged in the base 41 .
- the rotating electric machine 100 is installed on the base 41 , and the crank 21 It is connected to the output shaft of the rotating electrical machine 100 through the coupling assembly 400 .
- crank-slider mechanism 200 is used to convert the rotary motion of the rotary motor 100 into the linear motion of the scanning probe 32, which improves the scanning speed compared with the screw motor displacement stage used for traditional machine scanning, and can Real-time imaging.
- FIG. 3 is a simple structural schematic diagram of the centering type crank-slider mechanism in the scanning device of the present application
- FIG. 4 is the centering center of the scanning device shown in FIG. 3.
- Figure 5 is a schematic structural diagram of the offset-type crank-slider mechanism in the scanning device of the present application.
- the connecting line between the end of the crank 21 connected to the rotating electrical machine 100 and the end of the connecting rod 22 connected to the slider 23 is the same as the track extending direction of the first sliding track 31 .
- the track of the first sliding track is a linear track.
- the offset-type crank-slider mechanism can be driven by the rotating electric machine 100 to perform full-circle motion or non-circle motion, and has a rapid return characteristic.
- the line connecting the end of the crank 21 connected to the rotating electrical machine 100 and the end of the connecting rod 22 connected to the slider 23 intersects the track extending direction of the first sliding track 31 .
- the difference between the lengths of the connecting rod 22 and the crank 21 is set to be greater than the length of the crank 21 connecting the rotating electric machine 100 .
- the offset distance e between one end and the centerline of the sliding track of the slider 23 is set to be greater than the length of the crank 21 connecting the rotating electric machine 100 .
- crank-slider mechanism 200 In practical applications, those skilled in the art can select the type of the crank-slider mechanism 200 according to the actual situation, and the detailed technical solutions of this part will not be expanded in detail here.
- the crank 21 drives the connecting rod 22 to move under the action of the rotating motor 100 , so that the slider 23 rotatably connected to the connecting rod 22 moves back and forth between the first position 311 and the second position 312 of the first sliding track 31 , the rotational motion of the rotating motor 100 is converted into the linear motion of the scanning probe 32, the scanning speed is improved, and real-time imaging is realized. Since the rotating motion of the rotating motor 100 is not commutated, the poor accuracy of the scanning probe 32 due to poor return scanning is avoided.
- crank-slider mechanism 200 is used as a transmission for the rotational motion of the rotary motor 100 to improve the scanning speed, range and image quality of the scanning device 10 .
- the scanning probe 32 is suspended in the air, that is, there is no inspection table 300 under the scanning probe 32.
- the scanning probe 32 can be installed in the The side surface of the slider 23, specifically, the bottom surface of the slider 23 is connected to the first sliding track 31, and the scanning probe 32 is arranged on the side surface connected to the bottom surface of the slider 23 to facilitate scanning the sample to be scanned.
- the scanning probe 32 can be retractably arranged on the slider 23 to realize the adjustment of the scanning probe 32 .
- the scanning device 10 When the slider 23 scans back and forth between the first position 311 and the second position 312 of the first sliding track 31, if the scanning device 10 cannot know the start and end of the scan in time, it may cause repeated scanning or affect the quality of the scanned image. .
- a sensor 33 and a trigger 34 are further introduced, the sensor 33 is arranged on the slider 23, and the trigger 34 is arranged on the detection table 300 at the first position 311 corresponding to the first sliding track 31.
- the trigger 34 is provided on the detection table 300 corresponding to the second position 312 of the first sliding track 31 .
- the detection table 300 corresponds to the first position 311 and the second position 312 of the first sliding track 31 on the detection table 300 .
- Triggers 34 are provided everywhere. The cooperation of the sensor 33 and the trigger 34 is used to generate a trigger signal.
- the sensor 33 and the trigger 34 are equivalent to reference points, and the start or end of a scan of the scanning probe 32 can be known in time to facilitate subsequent image reconstruction and stitching processing.
- the sensor 33 when the slider 23 moves back and forth between the first position 311 and the second position 312 of the first sliding track 31, the sensor 33 generates a trigger signal under the action of the trigger 34, and the sensor 33 should be arranged on the side of the slider 23. Specifically, it can be arranged on the side surface parallel to the moving direction of the slider 23 .
- the sensor 33 and the scanning probe 32 are respectively disposed at two opposite ends of the slider 23 so as to be located on both sides of the first sliding track 31 respectively, that is, the sensor 33 and the scanning probe 32 are respectively Located on both sides parallel to the moving direction of the slider 23, the slider 23 drives the sensor 33 and the scanning probe 32 on the track of the first sliding track 31 when the slider 23 moves back and forth at the first position 311 and the second position 312 of the first sliding track 31. Movement back and forth in the extension direction.
- the sensor 33 passes the trigger 34, the sensor 33 starts to work, generates an electrical signal, and sends it to the program to indicate the start or end of the scan.
- the sensor 33 passes the trigger 34 again as the start of the next scan , the scanning probe 32 moves back the same stroke as the last time, and the scanning mode is one back and forth.
- the data collected by the two motion scans of the scanning probe 32 are all valid data, and the reciprocating motion is carried out with other slow axes, that is, Stitched images can be reconstructed.
- the sensor 33 can be arranged on the side of the slider 23 in a telescopic manner, so as to adjust the position of the sensor 33, so that the sensor 33 can be driven by the slider 23.
- a trigger signal is generated by being triggered.
- the trigger 34 can be fixedly arranged on the side of the detection table 300 , or can be arranged on the side of the detection table 300 close to the slider 23 , so that the sensor 33 can pass the trigger 34 under the driving of the slider 23 .
- the specific setting position of the trigger 34 is not limited.
- the senor 33 may be a photogate
- the trigger 34 may be a light-shielding bar.
- the slider 23 drives the sensor 33 and the scanning probe 32 to move from the first position 311 of the first sliding track 31 to the second position 312, that is, when the scanning probe 32 performs B scanning on the fast axis, at this time
- the sensor 33 just passes the trigger 34 and triggers to generate a trigger signal, indicating the end of one scan. If the sensor 33 passes the trigger 34 again and generates a trigger signal, it means that the next scan starts.
- FIG. 6 is a schematic structural diagram of another embodiment of the scanning device of the present application.
- the scanning device 10 further includes a support table 500 , that is, a linear module.
- the support table 500 is arranged to make the scanning probe 32 scan in a direction perpendicular to the track extending direction of the first sliding track 31 .
- the setting expands the dimensionality of the motion of the scanning probe 32 to assist the fast axis to complete a comprehensive scan.
- the support table 500 is provided with a second sliding track 51, and the track extending direction of the second sliding track 51 is perpendicular to the track extending direction of the first sliding track 31, which expands the movement range of the scanning probe 32, so that the scanning probe 32 is relatively Scanning over a large area increases the scanning speed.
- the detection table 300 is arranged on the second sliding track 51.
- the slider 31 located on the detection table 300 can drive the scanning probe 32 to scan and image on the plane where the first sliding track 31 and the second sliding track 51 are located.
- the second sliding track is also called the slow axis.
- the setting manner of the detection table 300 and the second sliding track 51 may be a sliding setting, which is not limited in this embodiment.
- the scanning dimension of the scanning probe 32 is expanded, and the scanning range of the scanning probe 32 is expanded, so that the scanning probe 32 has various scanning trajectories.
- the following takes the scanning probe 32 scanning in the horizontal direction (x, y axis) as an example.
- FIG. 7 and FIG. 8 A simple schematic diagram of another embodiment of the motion trajectory of the scanning probe in the scanning device of the present application.
- the detection table 300 moves on the second sliding track 51 by a preset distance, and the scanning probe 32 After scanning from the second position 312 of the first sliding track 31 to the first position 311 driven by the slider 23, the detection table 300 steps on the second sliding track 51 by a preset distance, and repeats the above process to obtain to the motion trajectory of the scanning probe 32 shown in FIG. 7 .
- the preset distance can be set according to the actual situation.
- the x-axis is the direction in which the slider 23 moves from the first position 311 of the first sliding track 31 to the second position 312 , that is, the fast axis direction
- the y-axis is the sliding direction of the detection stage 300 on the second sliding track 51 , That is, the direction of the slow axis, and the specific directions of the x and y axes can be referred to as shown in FIG. 6 .
- the scanning probe 32 moves in the x-axis direction to scan for valid data, and cooperates with the y-axis (slow axis) to perform reciprocating motion, which is beneficial for subsequent reconstruction and imaging of each B-SCAN scan.
- the detection table 300 slides on the second sliding track 51 along with the sliding movement, so that The scanning probe 32 scans in the x, y axes simultaneously.
- the scanning probe 32 is driven by the crank-slider mechanism 200 to perform B-scanning on the fast axis, while the slow-axis auxiliary scanning probe 32 performs scanning motion on the fast axis, and the motion of the scanning probe 32 shown in FIG. 8 is obtained. trajectory.
- the crank-slider mechanism 200 in this embodiment may be an eccentric type crank-slider mechanism or a concentric type crank-slider mechanism. If it is an eccentric type crank-slider mechanism, there will be a rapid return characteristic, so that the scanning probe 32 is in the When the sliding track moves back and forth, useful data cannot be collected, resulting in incapability of real-time imaging. Therefore, in this embodiment, the center-type crank-slider mechanism is preferred.
- the scanning device includes: a rotating motor; a crank-slider mechanism, the crank-slider mechanism includes a crank, a connecting rod and a slider, one end of the crank is fixedly connected to the output shaft of the rotating motor, and the other end is rotatably connected to the connecting rod.
- One end, the other end of the connecting rod is rotatably connected to the sliding block;
- the sliding block is provided with a scanning probe;
- the testing table the rotating motor is fixed on the testing table, the testing table includes a first sliding track, and the sliding block is arranged on the first sliding track, which is formed by The link pushes and pulls to move back and forth between the first position and the second position of the first sliding track.
- the rotary motion of the rotating motor is converted into the linear motion of the scanning probe through the crank-slider mechanism, so that the scanning probe on the slider moves back and forth between the first position and the second position of the first sliding track under the push and pull of the connecting rod,
- the scanning speed of the scanning device is improved, and real-time imaging is realized.
- the rotary motor of the present application has no commutation in the process of rotating motion, which avoids the problem of poor accuracy caused by poor return scanning of the scanning probe, and improves the quality of the image;
- the transmission part improves the scanning speed, range and image quality of the scanning device, reduces the manufacturing cost of the product, and has a good market promotion prospect;
- the scanning probe is driven by the crank-slider mechanism to perform B-scanning on the fast axis, and the scanning probe does not need to swing, which avoids the problem that the spot size of the scanning probe changes or even defocuses during the scanning process; the scanning probe is on the fast axis to scan the sample.
- the slow axis assists the fast axis movement, which expands the scanning dimension of the scanning probe, so as to facilitate the re-splicing of scanned images.
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
Claims (9)
- 一种扫描装置,其特征在于,所述扫描装置包括:旋转电机;曲柄滑块机构,所述曲柄滑块机构包括曲柄、连杆和滑块,所述曲柄的一端固定连接所述旋转电机的输出轴,另一端转动连接于所述连杆的一端,所述连杆的另一端转动连接于所述滑块;所述滑块上设置有扫描探头;检测台,所述旋转电机固定于所述检测台,所述检测台包括第一滑动轨道,所述滑块设置于所述第一滑动轨道上,由所述连杆推拉以在所述第一滑动轨道的第一位置和第二位置之间来回直线运动。
- 根据权利要求1所述的扫描装置,其特征在于,所述曲柄连接所述旋转电机的一端与所述连杆连接所述滑块的一端的连线与所述第一滑动轨道的轨道延伸方向相同,所述第一滑动轨道的轨道为直线轨道。3、根据权利要求1所述的扫描装置,其特征在于,所述曲柄连接所述旋转电机的一端与所述连杆连接所述滑块的一端的连线与所述第一滑动轨道的轨道延伸方向相交。
- 根据权利要求3所述的扫描装置,其特征在于,所述连杆与所述曲柄的长度之差大于所述曲柄连接所述旋转电机的一端与所述滑块的滑动轨道中心线的偏距。
- 根据权利要求1所述的扫描装置,其特征在于,所述滑块上设置有传感器,所述检测台上对应所述第一滑动轨道的第一位置或第二位置设置有触发器,所述滑块运动到第一位置或第二位置时所述传感器在所述触发器的作用下产生触发信号。
- 根据权利要求5所述的扫描装置,其特征在于,所述传感器和所述扫描探头分别设置于所述滑块的两相对端,以分别位于所述第一滑动轨道的两侧,所述传感器和所述触发器位于所述第一滑动轨道的同侧。
- 根据权利要求6所述的扫描装置,其特征在于,所述传感器为光电门,所述触发器为遮光条。
- 根据权利要求5所述的扫描装置,其特征在于,所述第一位置相较于所述第二位置更靠近所述旋转电机,所述触发器对应所述第二位置设置。
- 根据权利要求1所述的扫描装置,其特征在于,所述扫描装置还包括:支撑台,所述支撑台上设置有第二滑动轨道,所述检测台设置于所述第二滑动轨道,所述第二滑动轨道的轨道延伸方向与所述第一滑动轨道的轨道延伸方向垂直。
- 根据权利要求1所述的扫描装置,其特征在于,所述扫描装置还包括联轴器组件,所述联轴器组件包括底座和设置于所述底座内的联轴器,所述旋转电机安装于所述底座,所述曲柄通过联轴器连接于所述旋转电机的输出轴。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/098943 WO2022000193A1 (zh) | 2020-06-29 | 2020-06-29 | 扫描装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/098943 WO2022000193A1 (zh) | 2020-06-29 | 2020-06-29 | 扫描装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022000193A1 true WO2022000193A1 (zh) | 2022-01-06 |
Family
ID=79315073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/098943 WO2022000193A1 (zh) | 2020-06-29 | 2020-06-29 | 扫描装置 |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2022000193A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114935554A (zh) * | 2022-03-25 | 2022-08-23 | 华东师范大学 | 一种水果甜度的光谱扫描教具 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6262838B1 (en) * | 1998-03-20 | 2001-07-17 | Genetic Microsystems Inc | Focusing in microscope systems |
US20070103749A1 (en) * | 2005-11-07 | 2007-05-10 | Arie Shahar | High-speed, high-resolution, wide-format cartesian scanning systems |
CN201350073Y (zh) * | 2009-02-06 | 2009-11-25 | 中国医学科学院生物医学工程研究所 | 高精度机械线性扫描超声探头 |
CN107271554A (zh) * | 2017-07-28 | 2017-10-20 | 上海和伍精密仪器股份有限公司 | 一种无损检测用同步扫描装置、***和方法 |
CN207148048U (zh) * | 2017-07-28 | 2018-03-27 | 上海和伍精密仪器股份有限公司 | 基于曲柄滑块机构实现快速同步扫描的装置 |
CN110108688A (zh) * | 2019-05-14 | 2019-08-09 | 吉林亚泰中科医疗器械工程技术研究院股份有限公司 | 一种用于共聚焦显微镜三维成像的控制机构 |
-
2020
- 2020-06-29 WO PCT/CN2020/098943 patent/WO2022000193A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6262838B1 (en) * | 1998-03-20 | 2001-07-17 | Genetic Microsystems Inc | Focusing in microscope systems |
US20070103749A1 (en) * | 2005-11-07 | 2007-05-10 | Arie Shahar | High-speed, high-resolution, wide-format cartesian scanning systems |
CN201350073Y (zh) * | 2009-02-06 | 2009-11-25 | 中国医学科学院生物医学工程研究所 | 高精度机械线性扫描超声探头 |
CN107271554A (zh) * | 2017-07-28 | 2017-10-20 | 上海和伍精密仪器股份有限公司 | 一种无损检测用同步扫描装置、***和方法 |
CN207148048U (zh) * | 2017-07-28 | 2018-03-27 | 上海和伍精密仪器股份有限公司 | 基于曲柄滑块机构实现快速同步扫描的装置 |
CN110108688A (zh) * | 2019-05-14 | 2019-08-09 | 吉林亚泰中科医疗器械工程技术研究院股份有限公司 | 一种用于共聚焦显微镜三维成像的控制机构 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114935554A (zh) * | 2022-03-25 | 2022-08-23 | 华东师范大学 | 一种水果甜度的光谱扫描教具 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8974392B2 (en) | Ultrasonic probe | |
WO2022000193A1 (zh) | 扫描装置 | |
CN108593659A (zh) | 激光焊缝表面质量全自动扫查检测装置及方法 | |
JP7073532B2 (ja) | 三次元再構成システムおよび三次元再構成方法 | |
WO2019020121A1 (zh) | 一种无损检测用同步扫描装置、***和方法 | |
CN111584415A (zh) | 一种用于晶圆键合的对准*** | |
CN111948292A (zh) | 扫描装置 | |
WO2023024926A1 (zh) | 一种旋翼尾流spiv测量同步移测机构和锁相测量方法 | |
CN1793860A (zh) | 激光共焦扫描结合图像拼接的生物芯片成像方法及其装置 | |
CN103646231A (zh) | 二维光机扫描器 | |
CN204101484U (zh) | 一种cl***的扫描装置 | |
CN103727970A (zh) | 同步转角仪 | |
CN114526715A (zh) | 一种基于三维激光扫描仪的老旧小区改造用扫描*** | |
CN101825517B (zh) | 一种激光器测试用双轴旋转扫描机构及激光器远场测试装置 | |
JP5508214B2 (ja) | 顕微鏡スライドの拡大イメージを作成するシステム及び方法 | |
WO2024055528A1 (zh) | 直接驱动式成像及治疗装置 | |
CN104849499B (zh) | 一种快速扫描原子力显微检测方法及*** | |
CN112568870A (zh) | 光声成像设备及驱动装置 | |
CN115644821A (zh) | 一种移动式扫描成像装置 | |
CN213583692U (zh) | 一种用于扫描电子显微镜中真空运动平台的双轴联动结构 | |
CN111750802B (zh) | 一种基于线结构光的工件表面微观形貌测量装置及方法 | |
CN210472122U (zh) | 一种旋转侧扫式oct眼球内窥镜结构 | |
CN208962004U (zh) | 一种驱动蓝光扫描仪移动的机器人 | |
CN112530772A (zh) | 一种用于扫描电子显微镜中真空运动平台的双轴联动结构 | |
US11896431B2 (en) | Linear scanning mechanical volume probe |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20943683 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20943683 Country of ref document: EP Kind code of ref document: A1 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20943683 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 09/08/2023) |