CN202843565U - Medical magnetic capsule endoscope system - Google Patents

Medical magnetic capsule endoscope system Download PDF

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Publication number
CN202843565U
CN202843565U CN 201220513635 CN201220513635U CN202843565U CN 202843565 U CN202843565 U CN 202843565U CN 201220513635 CN201220513635 CN 201220513635 CN 201220513635 U CN201220513635 U CN 201220513635U CN 202843565 U CN202843565 U CN 202843565U
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China
Prior art keywords
capsule endoscope
capsule
medical
work station
endoscope system
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Ceased
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CN 201220513635
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Chinese (zh)
Inventor
段晓东
肖国华
王新宏
张少邦
王俊杰
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Ankon Technologies Co Ltd
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ANKON PHOTOELECTRIC TECHNOLOGY (WUHAN) Co Ltd
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Application filed by ANKON PHOTOELECTRIC TECHNOLOGY (WUHAN) Co Ltd filed Critical ANKON PHOTOELECTRIC TECHNOLOGY (WUHAN) Co Ltd
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Abstract

The utility model provides a medical magnetic capsule endoscope system. The medical magnetic capsule endoscope system comprises a capsule endoscope, a reception jacket, an extracorporeal work station and a capsule locator, wherein the capsule endoscope comprises a transparent capsule outer shell, a photographic device, a lighting device, an optoelectronic switch device, an image information processing circuit, a radio frequency transmission device, a power source device, a magnetic field sensor and a small magnet. The capsule endoscope, the reception jacket, the extracorporeal work station and the capsule locator form a system through induction of a magnetic field and transmission of wireless signals. Under the work of the whole system, information of the capsule endoscope inside a human body can be displayed on a displayer specially used for a medical image of the extracorporeal work station in real time and can control movement of the capsule endoscope inside the human body through a software platform in the extracorporeal work station. According to the medical magnetic capsule endoscope system, the image real-time display function of the capsule endoscope is achieved, and simultaneously the controllable and localizable functions are achieved. Compared with the prior art, the medical magnetic capsule endoscope system has a qualitative leap.

Description

A kind of medical magnetic capsule endoscope system
Technical field
This utility model relates to a kind of system and device, relates in more detail a kind of medical system device.
Background technology
The structure of the capsule endoscope in the past comprises: possess the image unit of solid-state imager and use illuminator that LED etc. consists of and radio communication device etc., be built in the capsule housing of the degree size that can swallow from mouth.This capsule endoscope by being swallowed from mouth by the examinee, can be taken stomach or intestinal etc. in by endoceliac process.Typically, capsule endoscope with above structure changes the image that is subjected to illuminator illumination surface that image unit photographs into the signal of telecommunication, send to the outside by wireless base station apparatus, the signal that sends is received by outside receiving equipment, then is presented on the display device.Under no pain, AT human gastrointestinal tract state, medical personnel can carry out to the examinee diagnosis of gastroenteropathy according to the image that is presented on the display device.
The capsule endoscope that possesses above-mentioned functions relies on the wriggling of live body intestinal to drive wireless endoscope motion in vivo usually, and the speed of wriggling, the factors such as the effect of illumination and the intestines and stomach all will directly cause photographic images result's randomness with uncertain, and proposed to have for example patent documentation 1 international capsule endoscope that discloses the type of swallowing shown in the 01/35813rd patent for the repeatability that reduces photographic images and the probability that reduces the under-enumeration pathological changes etc., adopt a kind of controlled capsule endoscope, can realize control to capsule endoscope by applying driving for each functional unit of capsule endoscope.Yet, used the capsule endoscope that to control type of drive, utilize the external magnetic field to drive the method for capsule endoscope, namely use the outer enclosure part, capsule adopts reed switch, this reed switch is kept off-state under the magnetic field environment that applies more than the some strength, if the strength decreased of external magnetic field is then connected.Thereby under capsule endoscope is in state in the packaging part, do not drive capsule endoscope, when swallowing with the packaging part isolation with permanent magnet and begin to drive.But in such device, capsule endoscope is fetched into the examinee from packaging part swallow and need the regular hour, and the various functions of this section period capsule endoscope has all driven, such as shoot function and radio function etc., and with this image of taking action by actions such as this radio function send, be judged as invalid image in the diagnostic procedure, can not be well finished the diagnostic procedure of capsule endoscope.
The utility model content
The technical problems to be solved in the utility model is to overcome existing defective, and a kind of medical magnetic capsule endoscope system is provided, and can determine the position of capsule endoscope in digestive tract that any time moves in digestive tract.
In order to solve the problems of the technologies described above, this utility model provides following technical scheme:
This utility model provides a kind of medical magnetic capsule endoscope system, comprise capsule endoscope, receive jacket, external work station, capsule localizer, described capsule endoscope comprises transparent capsule shell, camera head, illuminator, photoelectric switch, image information processing circuit, radio frequency transmission device, supply unit, magnetic field sensor, small magnet; Describedly accept the double-deck jacket that jacket is built-in reception antenna and Portable type recorder; Described external work station comprises personal computer, medical imaging dedicated display and software platform; Described capsule localizer is built-in sensors; Described capsule endoscope, reception jacket, external work station, capsule localizer form a system by the induction in magnetic field and the transmission of wireless signal.
Further, the small magnet in the described capsule endoscope is between radio frequency transmission device and supply unit.
Further, the small magnet in the described capsule endoscope is shaped as cylinder, and diameter is less than 12 millimeters, and weight is less than 5 grams.
Further, the distance of the magnetic field sensor in the described capsule endoscope and small magnet remains on more than 2 millimeters.
Further, the magnetic field sensor in the described capsule endoscope is Hall element or giant magneto-resistance sensor or magneto-dependent sensor.
Further, the material of the photoelectric switch in the described capsule endoscope is photodiode or phototriode.
Further, the small magnet shape in the described capsule endoscope also can be cuboid or spheroid.
A kind of medical magnetic capsule endoscope system of this utility model, magnetic field sensor and small magnet are applied in the capsule endoscope, and add that reception jacket, external work station, capsule localizer form a system by the induction in magnetic field and the transmission of wireless signal.Under the work of whole system, the information of capsule endoscope in human body can be presented on the medical imaging dedicated display of external work station in real time, and can be by the motion of the control capsule endoscope of the software platform in the external work station in human body.But when having realized the real-time Presentation Function of capsule endoscope image, also realized this utility model controlled positioning function with respect to former technology qualitative leap having been arranged.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, and consists of the part of description, is used from explanation this utility model with embodiment one of the present utility model, does not consist of restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the total system concept map of a kind of medical magnetic capsule endoscope system of this utility model;
Fig. 2 is the sectional side view of capsule endoscope;
Fig. 3 is camera head upper end generalized section in the capsule endoscope;
Fig. 4 is the front surface sketch map of capsule endoscope;
Fig. 5 is the workflow diagram of capsule endoscope.
The specific embodiment
Figure l is the total system concept map of expression a kind of capsule endoscope system of the present utility model.Among Fig. 1, this capsule endoscope system comprises: the interior type of the swallowing capsule endoscope 1 as obtaining in-subject information of body cavity that imports subject 1a; Be configured in the outside of subject 1a, and the portable recorder 1c of the external receiving system of conduct of the various information of radio communication and reception jacket 1b that receiving system is installed between the capsule endoscope 1 are used for that the capsule endoscope photoswitch starts and the capsule localizer 1d of detecting capsule endoscope.In addition, according to the data that receiving system 1b receives, carry out the external work station 1e that image shows and controls; Between the work station 1e of receiving system 1b and display device, use USB to connect.
Fig. 2 is the sketch map that cuts open of expression this utility model capsule endoscope.And will be imported in the mouth as examinee 1a as mentioned above, take the capsule endoscope of this examinee's inside (specifically, be digestive tract in) image successively.As shown in Figure 2, the capsule endoscope of present embodiment have the capsule shape of forming housing 2, the illuminator 3 that is used for examinee's digestive tract intracavity section is thrown light on, take the camera head 4 of the image in the subject 1a that illuminator throws light on and examinee's digestive tract that will be photographed successively by camera head in image wireless send to outside radio frequency transmission device 5.Capsule endoscope also has to each constituent apparatus to be supplied with the supply unit 6 of driving electric, image is processed the image processing apparatus 7 of simultaneously driving of each constituent apparatus being controlled.Housing 2 is the housings 2 that form the capsule-type size that is easy to import to subject 1a inside.Specifically, housing 2 is realized by the shell main body 2a that forms capsule shape and the optical dome 2b that is installed on this shell body front end section.Shell main body 2a is that front opening and back-end closure become hemispheric tubular shell, and section comprises illuminator 3, camera system 4, radio frequency transmission device 5, power-supply system 6, image processing apparatus 7 and magnetic dipole 8 within it.Optical dome 2b is higher, the transparent hemispherical member roughly of light transmission, and it is installed on the front end of shell main body 2, and this front end is sealed.Accommodate to the housing seal that is formed by this shell main body 2a and optical dome 2b each constituent apparatus (for example illuminator 3, camera head 4, radio frequency transmission device 5, supply unit 6, image processing apparatus 7 and magnetic dipole 8) of capsule endoscope.
Illuminator 3 plays the effect of being thrown light in the subject 1a inside of being taken by camera head 4.Specifically, as shown in Figure 3, illuminator 3 has the light-emitting device 3a that sends the illumination light of being thrown light in subject 1a inside by optical dome 2b, the ring circuit plate 3b that comprises the chip parts such as chip-resistance or chip capacity that is used for realizing illumination functions.
Light-emitting device 3a is such as being the luminous components such as LED, send for to camera head 4(aftermentioned) the visual field illumination light (for example white light) of throwing light on, can run through on the ring circuit circuit board of above-mentioned camera head 4 with through hole in the middle of being positioned at optical dome 2b side shown in Figure 4, periphery is attached with a plurality of above-mentioned light-emitting device 3a, more particularly, place together the photoelectricity starting switch 3c that is equipped with on the ring circuit plate 3b for this capsule endoscope switching device with light-emitting device betwixt.
Camera head 4 plays the effect of taking the image in the subject 1a.Specifically, such as Fig. 3, camera head 4 comprises: take the image in the subject the solid state image sensor 4a such as CMOS, make image imaging in the subject on the sensitive surface of solid camera head optical lens 4b and be formed with imaging circuit plate 4c for the circuit of realizing camera head 4 functions.Subject in the visual field that 4 pairs of camera heads are thrown light on by light-emitting device 3a is taken.Imaging circuit plate 4c is the circuit board that forms disc-shape band through hole, and is connected with ring circuit plate 3b.On this imaging circuit plate 4c, at relative with ring circuit plate 3b as shown in Figure face camera head 4 is installed, image sensor apparatus 4a is positioned at optical lens 4b below, and is bonding by colloid, has the function that the optical signalling that will be taken by optical lens 4b is converted to the signal of telecommunication.And picture signal is passed to image processing apparatus 7 carry out the image processing.4c passes to radio frequency transmission device 5 with picture signal by the imaging circuit plate.
Image processing apparatus 7 for example is installed on the above-mentioned imaging circuit plate 4c, assist the driving of each constituent apparatus of type endoscope to control to glue, and the picture signal that is passed by camera head 4 is carried out the compression control function and will compress afterwards signal and pass to the circuit arrangement that radio frequency transmission device 5 transmits.Specifically, image processing apparatus 7 is controlled light-emitting device 3a, camera head 4 and the radio frequency transmission device 5 of above-mentioned illuminator 3 simultaneously.
The image that radio frequency transmission device 5 plays in the subject that will be photographed by camera head 4 is wirelessly transmitted to outside receiving system (not shown) successively, and the outside command information that transmits of reception is carried out the effect of radio communication.Specifically, radio frequency transmission device 5 has the radio-circuit plate 5a that is provided with radio-cell 5e and magnetic field sensor 5c, the wireless signal that will contain the image in the subject sends to outside antenna 5b and be provided with the supply unit (not shown) of DCDC transducer etc.5 pairs of picture signals that received by camera head 4 of this radio frequency transmission device carry out generating after image is processed the function that the wireless signal that comprises the image in examinee's digestive tract sends.Antenna 5b sends to outside receiving system (not shown) successively with the wireless signal that this radio frequency transmission device 5 generates.Wherein be positioned at the magnetic field sensor 5c chip on the radio-circuit plate 5a, it has the function of real-time induction capsule endoscope magnetic field intensity of living in, makes the capsule endoscope can flexible motion by the external control device; And gravitational field sensor 9, it has position and the relative motion of the above-mentioned capsule endoscope of real-time decision, can in real time the kinestate of capsule endoscope in digestive tract inside be sent to external receiving system by radio frequency transmission device 5 by antenna 5b.Information by magnetic field sensor 5c and gravitational field sensor 9 transmit gets final product so that capsule endoscope system is more flexible at the digestive tract internal motion with outer control device.
In addition, after spreading out of for the image in the subject that will be photographed by camera head 4 by above-mentioned antenna 5b system by above-mentioned radio frequency transmission device 5, worn and receive jacket 1b and the receiving equipment that some (for example 14) can accurately receive signal is installed receives by being arranged in Fig. 1 subject, the picture signal that capsule endoscope system is sent and position, attitude information receive in the external receiving system, and are stored in the memory device of external portable recorder 1c.By USB or other on-link mode (OLM)s, link to each other with external work station 1e at last, the image that receives is presented in the display device.
Supply unit comprises for example 2 of battery 6(with regulation electric power).Power supply circuit board 7a supplies with the driving electric of being supplied with by power-supply system to the radio-cell of radio frequency circuit board 5a.Battery 6 is connected with necessary quantity (for example 2) as shown in Figure 2 such as being the button type aneroid battery such as silver oxide cell between power supply circuit board.Each constituent apparatus to capsule endoscope is supplied with driving electric.
Magnetic dipole 8 is used for the magnetic control of capsule endoscope and formulates the position, mainly is made of a Ferrite, jointly is integrated in the inside of above-mentioned capsule endoscope 1 with above-mentioned battery 6 devices such as grade.Magnetic dipole 8 can produce a local magnetic field higher than the earth's magnetic field, and the external magnetic sensor is realized the magnetic control of capsule endoscope 1 is formulated a position process by the spatial distribution of this local magnetic field of detection and then the locus of definite capsule endoscope.
Then the operation of capsule endoscope principle is described.As Fig. 5 be the expression capsule endoscope of the present utility model fundamental diagram.Behind above-mentioned photoelectricity starting switch 3c power-on control device, each constituent apparatus of capsule endoscope is supplied with driving electric.After power control circuit (not shown) is received open command, give the ring circuit plate 3b supply capability of LED control circuit, and under corresponding control command, make LED illumination array device 3a in running order, with the subject adequate illumination, namely the while comprises that optical lens 4b, image collecting device 4a etc. are in running order in the situation of battery 6 supply capabilities.Image carries out after picture coding, data packing compression process in the subject digestive tract of being taken by camera head by 7 pairs of image processing apparatus, pass to the radio frequency transporter, to pass to radio frequency transmission device 5 by the analogue signal amount that magnetic field sensor 5c imports into simultaneously and carry out wireless transmission, Magnetic Sensor analog parameter and image information etc. will be sent in the external receiving system by antenna 5b.Finish namely finishing after the transmission of image a shooting cycle, partly finished by external work station at last specifically controlling flexibly capsule endoscope analyzed and implemented to the parameter informations such as magnetic field sensor 5c and image.
This utility model forms a system with capsule endoscope, reception jacket, external work station and capsule localizer by the induction in magnetic field and the transmission of wireless signal.Under the work of whole system, the information of capsule endoscope in human body can be presented on the medical imaging dedicated display of external work station in real time, and can be by the motion of the control capsule endoscope of the software platform in the external work station in human body.But when having realized the real-time Presentation Function of capsule endoscope image, also realized this utility model controlled positioning function with respect to former technology qualitative leap having been arranged.
The above only is preferred embodiment of the present utility model, be not limited to this utility model, although with reference to previous embodiment this utility model is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (7)

1. medical magnetic capsule endoscope system, comprise capsule endoscope, receive jacket, external work station, capsule localizer, it is characterized in that: described capsule endoscope comprises transparent capsule shell, camera head, illuminator, photoelectric switch, image information processing circuit, radio frequency transmission device, supply unit, magnetic field sensor and small magnet;
Describedly accept the double-deck jacket that jacket is built-in reception antenna and Portable type recorder;
Described external work station comprises personal computer, medical imaging dedicated display and software platform;
Described capsule localizer is built-in sensors;
Described capsule endoscope, reception jacket, external work station and capsule localizer form a system by the induction in magnetic field and the transmission of wireless signal.
2. a kind of medical magnetic capsule endoscope system according to claim 1, it is characterized in that: the small magnet in the described capsule endoscope is between radio frequency transmission device and supply unit.
3. a kind of medical magnetic capsule endoscope system according to claim 1, it is characterized in that: the small magnet in the described capsule endoscope is shaped as cylinder, and diameter is less than 12 millimeters, and weight is less than 5 grams.
4. a kind of medical magnetic capsule endoscope system according to claim 1, it is characterized in that: the magnetic field sensor in the described capsule endoscope and the distance of small magnet remain on more than 2 millimeters.
5. a kind of medical magnetic capsule endoscope system according to claim 1, it is characterized in that: the magnetic field sensor in the described capsule endoscope is Hall element or giant magneto-resistance sensor or magneto-dependent sensor.
6. a kind of medical magnetic capsule endoscope system according to claim 1, it is characterized in that: the material of the photoelectric switch in the described capsule endoscope is photodiode or phototriode.
7. a kind of medical magnetic capsule endoscope system according to claim 3, it is characterized in that: the small magnet shape in the described capsule endoscope also can be cuboid or spheroid.
CN 201220513635 2012-10-08 2012-10-08 Medical magnetic capsule endoscope system Ceased CN202843565U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102860810A (en) * 2012-10-08 2013-01-09 安翰光电技术(武汉)有限公司 Medical magnetic capsule endoscope system
CN103340595A (en) * 2013-07-03 2013-10-09 安翰光电技术(武汉)有限公司 Wireless capsule endoscope and power supply control method thereof
CN103908216A (en) * 2014-04-10 2014-07-09 重庆金山科技(集团)有限公司 Capsule endoscope system with magnetic field positioning function and capsule endoscope of capsule endoscope system
CN104510438A (en) * 2014-12-26 2015-04-15 陆培华 Intracavity lesion positioner for examination of integrated capsule endoscope
CN106805933A (en) * 2016-12-12 2017-06-09 广东探金电子科技有限公司 A kind of intelligent magnetic control capsule lens
CN113545732A (en) * 2020-04-23 2021-10-26 深圳硅基智控科技有限公司 Capsule endoscope system

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102860810B (en) * 2012-10-08 2014-10-29 安翰光电技术(武汉)有限公司 Medical magnetic capsule endoscope system
CN102860810A (en) * 2012-10-08 2013-01-09 安翰光电技术(武汉)有限公司 Medical magnetic capsule endoscope system
CN103340595B (en) * 2013-07-03 2015-08-26 安翰光电技术(武汉)有限公司 A kind of Wireless capsule endoscope and power control method thereof
US20150011829A1 (en) * 2013-07-03 2015-01-08 Ankon Technologies Co., Ltd Wireless capsule endoscope and power supply control method thereof
CN103340595A (en) * 2013-07-03 2013-10-09 安翰光电技术(武汉)有限公司 Wireless capsule endoscope and power supply control method thereof
US10531788B2 (en) * 2013-07-03 2020-01-14 Ankon Technologies Co., Ltd Wireless capsule endoscope and power supply control method thereof
US10682045B2 (en) 2013-07-03 2020-06-16 Ankon Technologies Co., Ltd Wireless capsule endoscope and power supply control method thereof
CN103908216A (en) * 2014-04-10 2014-07-09 重庆金山科技(集团)有限公司 Capsule endoscope system with magnetic field positioning function and capsule endoscope of capsule endoscope system
CN104510438A (en) * 2014-12-26 2015-04-15 陆培华 Intracavity lesion positioner for examination of integrated capsule endoscope
CN104510438B (en) * 2014-12-26 2016-03-30 高宏 Intracavity lesion localizer during integral type Capsule Endoscopy
CN106805933A (en) * 2016-12-12 2017-06-09 广东探金电子科技有限公司 A kind of intelligent magnetic control capsule lens
CN113545732A (en) * 2020-04-23 2021-10-26 深圳硅基智控科技有限公司 Capsule endoscope system
CN113545732B (en) * 2020-04-23 2024-01-05 深圳硅基智控科技有限公司 Capsule endoscope system

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Address after: 430000 No. 666 High-tech Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province

Patentee after: Anhan Technology (Wuhan) Co.,Ltd.

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