CN101502412A - Capsule endoscope with actively adjusting function for imaging direction and visual field space - Google Patents
Capsule endoscope with actively adjusting function for imaging direction and visual field space Download PDFInfo
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- CN101502412A CN101502412A CNA2009100477895A CN200910047789A CN101502412A CN 101502412 A CN101502412 A CN 101502412A CN A2009100477895 A CNA2009100477895 A CN A2009100477895A CN 200910047789 A CN200910047789 A CN 200910047789A CN 101502412 A CN101502412 A CN 101502412A
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Abstract
The invention relates to a capsule endoscope with imaging direction and visual-field space active regulation function, comprising a vivo capsule endoscope and a vitro device, wherein the vivo capsule endoscope comprises a reverse membrane prism, an imaging direction and visual-field space active regulation controller, a capsule micro-processor, a capsule wireless sending and receiving function module, a permanent-magnet magnetic remote-control power switch, an image sensor controller, an image sensor, a lens, a micro lighting system, an imaging direction and visual-field space active regulation device. The vitro device comprises a power source, a power switch, an image data receiving processing and displaying function module, an imaging direction and visual-field space active regulation module, wherein the imaging direction and visual-field space active regulation module realizes the active control of the work mode of the reverse membrane prism by controlling the imaging direction and visual-field space active regulation device and changes the imaging direction and visual-field space of the capsule endoscope at real time, thus the clear image of the gastrointestinal tract inner wall is obtained.
Description
Technical field
The present invention relates to a kind of capsule endoscope, belong to technical field of medical instruments with imaging direction and visual-field space active adjustment function.
Background technology
Gastroenteropathy is the human body common disease, and such disease incidence position is in inside of human body, and state of an illness concealment in case find, may be in middle and advanced stage, serious harm people ' s health and quality of life.Since conventional medical endoscope comes out, provide very effective approach, obtained clinically using widely the diagnosis of digestion disease.But there are many shortcomings in traditional pusher endoscope, at first adopts conventional endoscope inspection meeting to bring misery to the patient, but also may cause wound, and many patients abandon because of fear checking, thereby delayed the timely diagnosis and treatment of disease; Secondly, the small intestinal pathological changes is that conventional endoscope is checked " ultimate obstacle ", thereby the inspection that reaches 5 to 7 meters small intestinal pathological changes is still the blind area at present.Therefore, capsule endoscope has become very effective equipment of current diagnosis gastroenteropathy, has obtained the attention of international medical instruments field.
Calendar year 2001 Israel Gavriel D.Meron has carried out capsule endoscope research, is developed into PillCam type product, and newest research results comprises the PillCam SB that is used for disease of intestine, the PillCam ESO that is used to detect the esophagus laryngopharyngeal diseases at present.China Kingsoft Co. also is developed into OMOM type capsule endoscope.Such capsule endoscope overall dimensions is Φ 11 * 26mm, as the energy, comprises cmos image chip and microprocessor by silver oxide cell, white light-emitting diode, short focal length lens, miniature information transmitter and antenna.System can with each second 2 width of cloth images speed to external emission view data, receive above-mentioned view data and be stored in attached to the aerial array of body surface and be arranged in external portable receiver to treat subsequent treatment.Under the situation of no pain and human gastrointestinal tract physiological status, obtain the image of gastrointestinal tract inwall, realize diagnosis and assessment to gastrointestinal disease.
The working environment of capsule endoscope is whole digestive tract, and its space is narrow, and structure is changeable, and in a single day present capsule endoscope enters gastrointestinal tract, is difficult to its position and attitude are controlled; In addition, what existing capsule endoscope adopted is the short-focus mirror head, be subjected to object image distance from restriction, the image that capsule endoscope is gathered is the place ahead tiny area in fact just, other zone, particularly the gastrointestinal tract sidewall then is difficult to collect associated picture.Obviously, existing capsule endoscope indagation process will be omitted bulk information, have sizable omission, have a strong impact on the comprehensive and accuracy of diagnosis, be restricted in the using value aspect the gastrointestinal disease diagnosis.
Summary of the invention
The objective of the invention is at deficiency of the prior art, a kind of capsule endoscope with imaging direction and visual-field space active adjustment function is provided, can be when the gastrointestinal tract structural change active adjustment and control imaging direction and visual-field space, obtain gastrointestinal tract inwall distinct image.
For achieving the above object, the capsule endoscope of the present invention's design comprises capsule endoscope and device outside two parts in the body, and these two parts connect by radio communication.Capsule endoscope is by the oral human gastrointestinal tract that enters in the body, noinvasive human body gastrointestinal tract inwall image, and be emitted to device outside by wireless mode.Device outside comprises: power supply, on and off switch, view data receive to be handled and Presentation Function module, imaging direction and visual-field space active adjustment functional module.The outer anti-film prism by imaging direction and the control of visual-field space active adjustment device is installed in the present invention in vivo before the camera lens of capsule endoscope additional, imaging direction is changed, by imaging direction and visual-field space active adjustment functional module imaging direction and visual-field space active adjustment device are controlled simultaneously, can realize that the outer multiple scan pattern of anti-film prism (comprises step-by-step system and continuous rotation mode, and adjustable direction of rotation under the dual mode, rotary speed, parameters such as the anglec of rotation) motion, reach the imaging direction of real time altering capsule endoscope imaging system and the purpose of visual-field space, increased the diagnosis motility of capsule endoscope.
Capsule endoscope is made of transparent spherical shell, outer anti-film prism, imaging direction and visual-field space active adjustment Setup Controller, capsule microprocessor, capsule wireless transmission-receiving function module, capsule shell, antenna, minicell, permanent magnet magnetic remote-controlled power switch, image sensor controller, imageing sensor, camera lens, micro lighting system, imaging direction and visual-field space active adjustment device in the described body.Above-mentioned parts all are sealed within the capsule shell.The annexation of each building block is: imaging direction is connected outer anti-film prism with visual-field space active adjustment device, outer anti-film prism, camera lens and imageing sensor are arranged along same optical axis successively, transparent spherical shell is positioned at the end of capsule shell near imaging direction and visual-field space active adjustment device, imaging direction is connected with the capsule microprocessor with visual-field space active adjustment device with imaging direction respectively with visual-field space active adjustment Setup Controller, the capsule microprocessor is connected to antenna by capsule wireless transmission-receiving function module, imageing sensor links to each other with image sensor controller, and image sensor controller links to each other with the capsule microprocessor.Minicell connects micro lighting system, imaging direction and visual-field space active adjustment Setup Controller, imageing sensor, image sensor controller, capsule microprocessor, capsule wireless transmission-receiving function module respectively and is they power supplies by the permanent magnet magnetic remote-controlled power switch, to ensure the normal operation of whole system.Under the illumination of micro lighting system, gastrointestinal tract inwall image passes through transparent spherical shell, outer anti-film prism, lens imaging on imageing sensor, and be converted to the signal of telecommunication, image sensor controller is handled above-said current signal and send to the capsule microprocessor, and the capsule microprocessor is transmitted into device outside by capsule wireless transmission-receiving function module, antenna with gastrointestinal tract inwall image signal radio.
Described device outside comprises that power supply, on and off switch, view data receive processing and Presentation Function module, imaging direction and visual-field space active adjustment functional module.The view data of device outside receives processing and the Presentation Function module receives the view data that capsule endoscope sends in the body, and show, imaging direction and visual-field space active adjustment functional module send imaging direction in body and visual-field space is regulated control signal, capsule wireless transmission-receiving function module is received this control signal, control signal is transferred to imaging direction and visual-field space active adjustment Setup Controller after the capsule microprocessor processes, imaging direction and visual-field space active adjustment Setup Controller drive imaging direction and visual-field space active adjustment device, the scan pattern control of external anti-film prism realizes capsule endoscopic imaging direction in the body and visual-field space active adjustment.
Among the present invention, outer anti-film prism is under the control of imaging direction and visual-field space active adjustment device, imaging direction and visual-field space active adjustment Setup Controller, can carry out stepping, continuous sweep to the gastrointestinal tract sidewall, the direction and the speed of scanning also can be controlled as required, realize the imaging direction of capsule endoscope imaging system and the active control function of visual-field space.
Among the present invention, the capsule shell of capsule endoscope, transparent spherical shell are by nontoxic, the harmless material of human body is made in the body.In the body during capsule endoscope operate as normal capsule shell directly contact with gastrointestinal tract.
Capsule endoscope is by the oral human gastrointestinal tract that enters in the body of the present invention, noinvasive human body gastrointestinal tract inwall image, and be emitted to external by wireless mode.Install outer anti-film prism before the camera lens by capsule endoscope in vivo additional by imaging direction and the control of visual-field space active adjustment device, imaging direction is changed, simultaneously, because outer anti-film prism is controlled by imaging direction and visual-field space active adjustment device, can realize that multiple scan pattern (comprises step-by-step movement and continuous rotation mode, simultaneously can change parameters such as direction of rotation, the anglec of rotation, rotary speed) motion, increased the diagnosis motility of capsule endoscope.In the testing process, when hope changes capsule endoscope imaging direction and visual-field space, when obtaining the image information of requirement, browse such as wish rapid scanning in healthy area, wish step-by-step movement in the Suspected Area, repeatedly during scanning, operation imaging direction and visual-field space active adjustment functional module, can realize the scan pattern control of external anti-film prism, to realize to capsule endoscope imaging direction and visual-field space active adjustment, to be more flexible, the detected image of more clear acquisition gastrointestinal tract inwall is gastrointestinal function research, the diagnosis and treatment of gastrointestinal disease provide quantitative basis.
Compared with prior art, the invention solves because visual-field space is little, can not active adjustment cause clinical indagation process the problem of omission to occur, can realize gastrointestinal disease is diagnosed comprehensively and accurately, compare with existing system, the present invention has more practical significance and clinical value.
Description of drawings
Fig. 1 is a population structure schematic block diagram of the present invention.
Fig. 2 is the structural representation of capsule endoscope in the body of the present invention.
Among Fig. 2, transparent spherical shell 1, outer anti-film prism 2, imaging direction and visual-field space active adjustment Setup Controller 3, capsule microprocessor 4, capsule wireless transmission-receiving function module 5, capsule shell 6, antenna 7, minicell 8, permanent magnet magnetic remote-controlled power switch 9, image sensor controller 10, imageing sensor 11, camera lens 12, micro lighting system 13, imaging direction and visual-field space active adjustment device 14.
Fig. 3 is the structural representation of imaging direction of the present invention and visual-field space active adjustment device.
Among Fig. 3, magnet exciting coil 15, multipole shell 16, multisegmented rotor 17, output shaft 18.
Fig. 4 is the multipole shell and the magnet exciting coil assembling sketch map of imaging direction of the present invention and visual-field space active adjustment device.
Among Fig. 4, magnet exciting coil 15, multipole shell 16.
Fig. 5 is the multisegmented rotor structural representation of imaging direction of the present invention and visual-field space active adjustment device.
Among Fig. 5, multisegmented rotor 17, output shaft 18.
The specific embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is further described, but protection scope of the present invention is not subjected to the restriction of following embodiment.
The overall structured flowchart of the present invention is made up of capsule endoscope, device outside in the body as shown in Figure 1, and these two parts connect by radio communication.Device outside comprises: view data receives to be handled and Presentation Function module, imaging direction and visual-field space active adjustment functional module.Capsule endoscope is gathered gastrointestinal tract inwall image in real time by the oral human gastrointestinal tract that enters in the body, view data is emitted to external by wireless mode.View data receive to be handled and the Presentation Function module places externally, receives the view data of capsule endoscope emission in the body wirelessly and shows.Imaging direction and visual-field space active adjustment functional module place external, according to the requirement of actual detected, can change the imaging direction and the visual-field space of capsule endoscope by imaging direction and visual-field space active adjustment functional module.
The capsule endoscope structure comprises: transparent spherical shell 1, outer anti-film prism 2, imaging direction and visual-field space active adjustment Setup Controller 3, capsule microprocessor 4, capsule wireless transmission-receiving function module 5, capsule shell 6, antenna 7, minicell 8, permanent magnet magnetic remote-controlled power switch 9, image sensor controller 10, imageing sensor 11, camera lens 12, micro lighting system 13, imaging direction and visual-field space active adjustment device 14 as shown in Figure 2 in the body of the present invention.All parts all are sealed within the capsule shell 6, and capsule shell 6 and transparent spherical shell 1 are by nontoxic, the harmless material of human body is made; Imaging direction is connected outer anti-film prism 2 with visual-field space active adjustment device 14, outer anti-film prism 2, camera lens 12 and imageing sensor 11 are arranged along same optical axis successively, transparent spherical shell 1 is positioned at the end of capsule shell 6 near imaging direction and visual-field space active adjustment device 14, imaging direction is connected with capsule microprocessor 4 with visual-field space active adjustment device 14 with imaging direction respectively with visual-field space active adjustment Setup Controller 3, capsule microprocessor 4 is connected to antenna 7 by capsule wireless transmission-receiving function module 5, imageing sensor 11 links to each other with image sensor controller 10, and image sensor controller 10 links to each other with capsule microprocessor 4.Minicell 8 connects micro lighting system 13, imaging direction and visual-field space active adjustment Setup Controller 3, imageing sensor 11, image sensor controller 10, capsule microprocessor 4, capsule wireless transmission-receiving function module 5 respectively and is they power supplies by permanent magnet magnetic remote-controlled power switch 9, to ensure the normal operation of whole system.
Under the illumination of micro lighting system 13, gastrointestinal tract inwall image is imaged on the imageing sensor 11 by transparent spherical shell 1, outer anti-film prism 2, camera lens 12, and be converted to the signal of telecommunication, image sensor controller 10 is handled above-said current signal and send to capsule microprocessor 4, and capsule microprocessor 4 is transmitted into device outside by capsule wireless transmission-receiving function module 5, antenna 7 with gastrointestinal tract inwall image signal radio.The view data of device outside receives processing and the Presentation Function module receives the view data that capsule endoscope sends in the body, and show, imaging direction and visual-field space active adjustment functional module send imaging direction in body and visual-field space is regulated control signal, capsule wireless transmission-receiving function module 5 is received this control signal, control signal is transferred to imaging direction and visual-field space active adjustment Setup Controller 3 after the capsule microprocessor processes, imaging direction and visual-field space active adjustment Setup Controller 3 drive imaging direction and visual-field space active adjustment device 14, the scan pattern control of external anti-film prism 2 realizes capsule endoscope imaging direction and visual-field space active adjustment.Among Fig. 2, the commutation angle of outer anti-film prism 2 is 90 degree.
The structure of imaging direction and visual-field space active adjustment device 14 is made up of magnet exciting coil 15, multipole shell 16, multisegmented rotor 17, output shaft 18 as shown in Figure 3 among the present invention.The annexation of each several part is: multipole shell 16 is made of permeability magnetic material, inside is processed with 2p magnetic pole, be wound with magnet exciting coil 15 on the magnetic pole, as shown in Figure 4, two magnet exciting coils 15 are connected to form the magnet exciting coil group on the multipole shell 16 relative magnetic poles, connected mode ensures the magnetic direction unanimity that two magnet exciting coils 15 produce in each magnet exciting coil group, and each is organized magnet exciting coil 15 and is connected with visual-field space active adjustment Setup Controller 3 with imaging direction respectively.Multisegmented rotor 17 is made by permeability magnetic material, outer surface has been processed Zr magnetic pole, as shown in Figure 5, the multisegmented rotor 17 centers output shaft 18 that is connected, and the position of determining by the bearing and 16 maintenances of multipole shell at output shaft 18 two ends concerns, the fixing outer anti-film prism 2 of output shaft one end, when multisegmented rotor 17 motions, outer anti-film prism 2 produces corresponding motion.
Imaging direction with the Principles of Regulation of visual-field space active adjustment device 14 is: establish magnet exciting coil group that magnet exciting coil CC ', C1C1 ' constitute and be C mutually, the magnet exciting coil group that constitutes of magnet exciting coil BB ', B1B1 ' is that to constitute the magnet exciting coil group be the A phase for B phase, magnet exciting coil AA ', A1A1 '.When C switches on mutually, be the magnetic field of c-c direction with producing axis, based on the principle of magnetic resistance minimum, have only when the magnetic pole of the magnetic pole of the multisegmented rotor 17 multipole shell corresponding with the energising magnet exciting coil aligns, system just can be in steady statue, as shown in Figure 3.When C cuts off the power supply mutually, when A switches on mutually, producing axis is the magnetic field of a-a direction, magnetic field is rotated counterclockwise multisegmented rotor 17 to the effect that multisegmented rotor 17 produces power, up to when the magnetic pole of the multisegmented rotor 17 multipole shell magnetic pole corresponding with the energising magnet exciting coil aligns, system is in new steady statue, this moment, multisegmented rotor 17 was rotated counterclockwise an angle, or claimed step angle.Same A cuts off the power supply mutually, and when B switches on mutually, multi-stage rotor 17 will be rotated counterclockwise a step angle again, repeat above-mentioned control procedure, multi-stage rotor 17 rotation continuously counterclockwise.
After C phase galvanization is finished, when C cuts off the power supply mutually, when B switches on mutually, multisegmented rotor 17 step angle that will turn clockwise.When B cuts off the power supply mutually, when A switches on mutually, multisegmented rotor 17 step angle that will turn clockwise again repeats above-mentioned control procedure, multi-stage rotor 17 rotation continuously clockwise.
In sum, the direction of rotation of multi-stage rotor 17 depends on the energising control sequential to the magnet exciting coil group, and the angle of rotation depends on the step number that the magnet exciting coil group is switched on successively and controlled, and the speed of rotation depends on the frequency that the magnet exciting coil group is switched on successively and controlled.Because the output shaft 18 and the outer anti-film prism 2 of multi-stage rotor 17 are connected, when multi-stage rotor 17 controlled rotations, outer anti-film prism 2 also will be realized controlled rotatablely moving, and realize imaging direction and visual-field space active adjustment with this.
Obviously, imaging direction and the step angle of visual-field space active adjustment device 14 are subjected to the number of magnetic poles Zr of number of poles 2p, multisegmented rotor 17 of magnet exciting coil group number or multipole shell 16 relevant, in order to guarantee the resolution of imaging direction and visual-field space active adjustment motion, answer the number of magnetic poles 2p of the multipole shell 16 of choose reasonable, the number of magnetic poles Zr of multisegmented rotor 17.
Among the present invention, device outside comprises power supply, on and off switch, view data receives to be handled and the Presentation Function module, imaging direction and visual-field space active adjustment functional module, wherein view data receives the view data that capsule endoscope sends in processing and the Presentation Function module reception body and shows, imaging direction and visual-field space active adjustment functional module send imaging direction in body and visual-field space is regulated control signal, capsule wireless transmission-receiving function module 5 is received this control signal, control signal is transferred to imaging direction and visual-field space active adjustment Setup Controller 3 after the capsule microprocessor processes, imaging direction and visual-field space active adjustment Setup Controller 3 drive imaging direction and visual-field space active adjustment device 14, the scan pattern control of external anti-film prism 2 realizes capsule endoscopic imaging direction in the body and visual-field space active adjustment.The concrete formation of device outside of the present invention can be made up of power supply, on and off switch, antenna, external signal wireless transmission-receiving function module, data handling system, interface circuit, imaging direction and visual-field space active adjustment button, display.Wherein, antenna, external signal wireless transmission-receiving function module, data handling system and display composing images data receive to be handled and the Presentation Function module, and imaging direction and visual-field space active adjustment button and interface circuit are formed imaging direction and visual-field space active adjustment functional module.Concrete annexation is: antenna links to each other with external signal wireless transmission-receiving function module, external signal wireless transmission-receiving function module is connected with data handling system, realization is to the reception and the processing of the gastrointestinal tract inwall view data of capsule endoscope emission in the body, data handling system links to each other with display, realizes the demonstration to the gastrointestinal tract inwall image that detects.Imaging direction is connected with data handling system by interface circuit with visual-field space active adjustment button, and imaging direction and visual-field space active adjustment signal are by launching in imaging direction and visual-field space active adjustment button, interface circuit, data handling system, external signal wireless transmission-receiving function module, day alignment body.Power supply links to each other with on and off switch, and respectively external signal wireless transmission-receiving function module, data handling system, interface circuit, imaging direction and visual-field space active adjustment button is powered, to ensure the proper motion of whole system.
Work process of the present invention is as follows: (1) is being subjected to ground, examination hall to settle device outside.(2) start capsule endoscope, device outside in the body.(3) capsule endoscope in the oral body of experimenter.Capsule endoscope enters human gastrointestinal tract in the body, gathers gastrointestinal tract inwall view data, and view data is to external emission.(4) view data of device outside receives the signal of processing and the transmission of Presentation Function module wireless interface acceptor hose lining capsule endoscope, and with processing such as the view data that receives show.(5) in the testing process, if the medical worker wishes to change imaging direction and visual-field space, browse such as wish rapid scanning in healthy area, wish step-by-step movement in the Suspected Area, repeatedly during scanning, " imaging direction and the visual-field space active adjustment button " of operation imaging direction and visual-field space active adjustment functional module, imaging direction and visual-field space active adjustment functional module produce control signal corresponding, control signal is launched in body by the external signal wireless transmission-receiving function module that view data receives processing and Presentation Function module, capsule wireless transmission-receiving function module 5 is received control signal, control signal is transferred to imaging direction and visual-field space active adjustment Setup Controller 3 after the capsule microprocessor processes, imaging direction and visual-field space active adjustment Setup Controller 3 drive imaging direction and visual-field space active adjustment device 14 realizes that the scan pattern of external anti-film prism 2 (comprises step-by-step movement and continuous rotation mode, and the direction of rotation under the dual mode, the anglec of rotation, parameters such as rotary speed) control is to realize capsule endoscope imaging direction and visual-field space active adjustment.(6) with digestion process, capsule endoscope is finished the complete detection to human gastrointestinal tract in the body, and capsule endoscope excretes in the body, and testing process finishes.
For convenience capsule endoscope is oral and do not influence the gastrointestinal tract normal physiological processes in the body, and the interior capsule endoscope profile of body is the capsule body shape.
Obviously, above-mentioned testing process no pain, no wound, fully under the state of Human Physiology, and can realize continuous monitoring in 24 hours.
Claims (4)
1, a kind of capsule endoscope with imaging direction and visual-field space active adjustment function comprises capsule endoscope and device outside two parts in the body, and these two parts connect by radio communication, it is characterized in that:
Capsule endoscope is by transparent spherical shell (1) in the described body, outer anti-film prism (2), imaging direction and visual-field space active adjustment Setup Controller (3), capsule microprocessor (4), capsule wireless transmission-receiving function module (5), capsule shell (6), antenna (7), minicell (8), permanent magnet magnetic remote-controlled power switch (9), image sensor controller (10), imageing sensor (11), camera lens (12), micro lighting system (13), imaging direction and visual-field space active adjustment device (14) constitute, above-mentioned parts all are sealed within the capsule shell (6), imaging direction is connected outer anti-film prism (2) with visual-field space active adjustment device (14), outer anti-film prism (2), camera lens (12) and imageing sensor (11) are arranged along same optical axis successively, transparent spherical shell (1) is positioned at the end of capsule shell (6) near imaging direction and visual-field space active adjustment device (14), imaging direction is connected with capsule microprocessor (4) with visual-field space active adjustment device (14) with imaging direction respectively with visual-field space active adjustment Setup Controller (3), capsule microprocessor (4) is connected to antenna (7) by capsule wireless transmission-receiving function module (5), imageing sensor (11) links to each other with image sensor controller (10), image sensor controller (10) links to each other with capsule microprocessor (4), minicell (8) connects micro lighting system (13) respectively by permanent magnet magnetic remote-controlled power switch (9), imaging direction and visual-field space active adjustment Setup Controller (3), imageing sensor (11), image sensor controller (10), capsule microprocessor (4), capsule wireless transmission-receiving function module (5) also is they power supplies, under the illumination of micro lighting system (13), gastrointestinal tract inwall image is by transparent spherical shell (1), outer anti-film prism (2), camera lens (12) is imaged on the imageing sensor (11), and be converted to the signal of telecommunication, image sensor controller (10) is handled above-said current signal and send to capsule microprocessor (4), and capsule microprocessor (4) is by capsule wireless transmission-receiving function module (5), antenna (7) is transmitted into device outside with gastrointestinal tract inwall image signal radio;
Described device outside comprises power supply, on and off switch, view data receives to be handled and the Presentation Function module, imaging direction and visual-field space active adjustment functional module, wherein view data receives the view data that capsule endoscope sends in processing and the Presentation Function module reception body and shows, imaging direction and visual-field space active adjustment functional module send imaging direction in body and visual-field space is regulated control signal, capsule wireless transmission-receiving function module (5) is received this control signal, control signal is transferred to imaging direction and visual-field space active adjustment Setup Controller (3) after the capsule microprocessor processes, imaging direction and visual-field space active adjustment Setup Controller (3) drive imaging direction and visual-field space active adjustment device (14), the scan pattern control of external anti-film prism (2) realizes capsule endoscopic imaging direction in the body and visual-field space active adjustment.
2, the capsule endoscope with imaging direction and visual-field space active adjustment function according to claim 1, it is characterized in that described imaging direction and visual-field space active adjustment Setup Controller (3) drive the scan pattern control of imaging direction and visual-field space active adjustment device (14) the external anti-film prism of realization (2), comprise step-by-step movement and continuous rotary, and the control of the rotation direction under the dual mode, the anglec of rotation, rotary speed.
3, capsule endoscope with imaging direction and visual-field space active adjustment function according to claim 1, it is characterized in that described imaging direction and visual-field space active adjustment device (14) are by magnet exciting coil (15), multipole shell (16), multisegmented rotor (17), output shaft (18), outer anti-film prism (2) is formed, multipole shell (16) is made of permeability magnetic material, inside is processed with magnetic pole, be wound with magnet exciting coil (15) on the magnetic pole, two magnet exciting coils (15) are connected to form magnet exciting coil (15) group on the relative magnetic pole of multipole shell (16), the magnetic direction unanimity that two magnet exciting coils (15) produce in each magnet exciting coil (15) group, each is organized magnet exciting coil (15) and is connected with visual-field space active adjustment Setup Controller (3) with imaging direction respectively, multipole shell (16) during work, magnet exciting coil (15) group has the electromagnetic coupled relation with multisegmented rotor (17), output shaft (18) is connected with multisegmented rotor (17), and the position that keeps determining by bearing and multipole shell (16) concerns, anti-film prism (2) outside output shaft (18) end is connected changes imaging direction by outer anti-film prism (2).
4, the capsule endoscope with imaging direction and visual-field space active adjustment function according to claim 3, it is characterized in that described multisegmented rotor (17) made by permeability magnetic material, outer surface is processed with magnetic pole, anti-film prism (2) outside its output shaft (18) end has been connected.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525386A (en) * | 2010-12-17 | 2012-07-04 | 世意法（北京）半导体研发有限责任公司 | Capsule endoscope |
| CN104720735A (en) * | 2014-12-02 | 2015-06-24 | 上海理鑫光学科技有限公司 | Visual reality capsule endoscope |
| CN107072475A (en) * | 2014-12-08 | 2017-08-18 | 奥林巴斯株式会社 | Capsule-type endoscope system |
| CN108553076A (en) * | 2018-05-11 | 2018-09-21 | 苏州市奇捷生物科技有限公司 | A kind of electric actuation capsule gastroscope and its control method |
| CN113491496A (en) * | 2021-07-05 | 2021-10-12 | 上海交通大学 | Gastrointestinal tract helicobacter pylori diagnosis and treatment system |
-
2009
- 2009-03-19 CN CNA2009100477895A patent/CN101502412A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525386A (en) * | 2010-12-17 | 2012-07-04 | 世意法（北京）半导体研发有限责任公司 | Capsule endoscope |
| CN102525386B (en) * | 2010-12-17 | 2015-11-25 | 世意法（北京）半导体研发有限责任公司 | Capsule endoscope |
| US10260876B2 (en) | 2010-12-17 | 2019-04-16 | Stmicroelectronics R&D (Beijing) Co. Ltd | Capsule endoscope |
| US10883828B2 (en) | 2010-12-17 | 2021-01-05 | Stmicroelectronics (Beijing) R&D Co., Ltd | Capsule endoscope |
| CN104720735A (en) * | 2014-12-02 | 2015-06-24 | 上海理鑫光学科技有限公司 | Visual reality capsule endoscope |
| CN107072475A (en) * | 2014-12-08 | 2017-08-18 | 奥林巴斯株式会社 | Capsule-type endoscope system |
| CN108553076A (en) * | 2018-05-11 | 2018-09-21 | 苏州市奇捷生物科技有限公司 | A kind of electric actuation capsule gastroscope and its control method |
| CN108553076B (en) * | 2018-05-11 | 2023-10-24 | 苏州市启献智能科技有限公司 | Electrically actuated capsule gastroscope and control method thereof |
| CN113491496A (en) * | 2021-07-05 | 2021-10-12 | 上海交通大学 | Gastrointestinal tract helicobacter pylori diagnosis and treatment system |
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