CN104382547A - Wearable wireless energy transmission equipment for capsule endoscope - Google Patents
Wearable wireless energy transmission equipment for capsule endoscope Download PDFInfo
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- CN104382547A CN104382547A CN201410655283.3A CN201410655283A CN104382547A CN 104382547 A CN104382547 A CN 104382547A CN 201410655283 A CN201410655283 A CN 201410655283A CN 104382547 A CN104382547 A CN 104382547A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00006—Operational features of endoscopes characterised by electronic signal processing of control signals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00011—Operational features of endoscopes characterised by signal transmission
- A61B1/00016—Operational features of endoscopes characterised by signal transmission using wireless means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00025—Operational features of endoscopes characterised by power management
- A61B1/00027—Operational features of endoscopes characterised by power management characterised by power supply
- A61B1/00029—Operational features of endoscopes characterised by power management characterised by power supply externally powered, e.g. wireless
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/041—Capsule endoscopes for imaging
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Abstract
The invention discloses wearable wireless energy transmission equipment for a capsule endoscope in the technical field of endoscopes. The wearable wireless energy transmission equipment comprises a transmitting coil, a transmitting control circuit thereof, a lens, illuminators, an image sensor, a micro control unit, a communication module, a receiving circuit and a receiving coil, wherein the transmitting coil and the transmitting control circuit are arranged in an external wearable waistcoat; the lens, the illuminators, the image sensor, the micro control unit, the communication module, the receiving circuit and the receiving coil are arranged in a capsule. According to the wearable wireless energy transmission equipment, a stable alternating magnetic field moving along with a human body can be generated, the capsule endoscope can continuously work, and the equipment is easy to clinically implement.
Description
Technical field
What the present invention relates to is the device of a kind of endoscope class technical field, specifically a kind of Wearable wireless energy transmission equipment for capsule endoscope.
Background technology
Gastroenteropathy is the commonly encountered diseases of the mankind, and whole world prevalence is more than 10%, domestic then more than 13%.Patient wherein more than 40% torments by gastroenteropathy for a long time, dies from the number of gastrointestinal disease every year up to 300,000 people.The diagnosis of gastroenteropathy is a great problem always.Gastroscope and intestinal mirror are the traditional methods of domestic and international Diagnosis and Treat digestive tract disease, but be all that the device such as photographic head and sample of tissue is deep into stomach, intestinal tube position when using clinically at present, digestive tract inwall is diagnosed, or the action such as sample of tissue, Miniature surgical, during insertion, patient must stand very large misery, also likely causes many complication.In addition, small intestinal is due to long and narrow many bent and be positioned in the middle part of digestive tract and be difficult to arrive with above-mentioned splanchnoscopy.
Capsule endoscope is the new technique for this problem, achieves low invasive, Noninvasive or Wicresoft's diagnosis and treatment.The first item in the world of the Given Imaging company production of Israel is called the capsule shape wireless endoscope of " PillCam ", and the clinical trial obtaining Yao Jian department of the U.S. in calendar year 2001 is permitted, starts large area Clinical practice.But due to space constraint, the button cell limited amount that various capsule endoscope carries, in order to save energy to lengthen working hours, must reduce image frame per second.Except fixed point detection type, image acquisition rates is only 2-3 frame/second, and resolution is also lower, cannot do omnidistance indagation to human gastrointestinal tract.
For the research of capsule endoscope energy supply problem, the wireless energy transfer that what at present progress was maximum is based on electromagnetic coupled principle.But this technology is mainly used in automobile, mobile phone, small household appliances and external armarium at present, be mostly in conceptual phase for energy i (in vivo) transmission, the application on capsule endoscope is few.
Through finding the retrieval of prior art, Chinese patent literature CN103654691, publication date 2014-3-26, describe a kind of gastrointestinal tract precancerous lesion woundless diagnosis device, comprise: gastrointestinal tract intracavity white light/fluoroscopic image collection and Wireless transceiver microrobot indagation subsystem, couch bed and driver sub-system, man machine interface and control subsystem and wireless energy supply subsystem, wherein: described wireless energy supply subsystem comprises: wireless energy supply subsystem comprises: wireless energy transmission coil, energy conversion and control module and the energy and administration module.But the deficiency in this technology with: its wireless energy supply requires that human body adopts the mode that couches of similar CT examination, in indagation process, experimenter can not leave the bed that couches, relative to the human body digestion period of about a day, this mode is for very inconvenience experimenter, and energy consumption is large, efficiency is low, expends the time and efforts of nurse personnel in clinical practice.
Summary of the invention
The present invention is directed to prior art above shortcomings, a kind of Wearable wireless energy transmission equipment for capsule endoscope is provided, with human motion, stable alternating magnetic field can be produced simultaneously, ensure capsule endoscope continuous firing, and be easy to clinical realization.
The present invention is achieved by the following technical solutions, the present invention includes: be arranged at the transmitting coil in Wearable vest and countdown circuit thereof, be arranged at the camera lens in capsule, illumination apparatus, imageing sensor, micro-control unit, communication module, receiving circuit and receiving coil, wherein: countdown circuit produces square-wave signal to control transmitting coil, receiving coil in capsule and transmitting coil electromagnetic coupled produce faradic current, the input of receiving circuit is connected to receive faradic current and provides energy respectively to imageing sensor and camera lens with receiving coil, camera lens by picked-up to image transmitting form image information to imageing sensor, imageing sensor is connected with communication module and by communication module to external output image information, micro-control unit respectively with imageing sensor, illumination apparatus is connected with communication module, controlling illumination apparatus respectively makes pickup image clear, control figure image-position sensor communicates with communication module.
Described countdown circuit comprises: crystal oscillator, frequency micro-controlling unit, waveform generator, phase inverter, power amplifier, resonant capacitance and controllable impedance, wherein: crystal oscillator is connected with the input of waveform generator the square-wave signal producing characteristic frequency respectively with frequency micro-controlling unit, the outfan of waveform generator is connected with the input of power amplifier with one end of phase inverter respectively, the other end of phase inverter is connected with the input of power amplifier, the outfan of power amplifier is connected with one end of controllable impedance with one end of resonant capacitance respectively, the other end of resonant capacitance is connected with transmitting coil respectively with the controllable impedance other end.
The process of described micro-control unit basic control system sequential, imageing sensor sample frequency and communication data packet.
The mid frequency of described square-wave signal is 208kHz ± 20kHz.
The emission current of described transmitting coil is 0.65A ~ 2A.
Described transmitting coil comprises: two parts up and down, are connected by support between upper and lower two parts, and two parts are the oval solenoid of measure-alike class up and down, and major axis is 400mm, and minor axis is 220mm.
Described receiving coil comprises: the coil with three dimension windings, and the coil of each dimension forms resonant tank with corresponding capacitance respectively, and the resonant frequency in this loop is identical with the characteristic frequency of transmitting coil.
Described receiving circuit comprises the full bridge inverter of series connection, commutation capacitor and mu balanced circuit, and wherein: the input of full bridge inverter is connected with receiving coil, the outfan of mu balanced circuit is connected with imageing sensor.
Described commutation capacitor and mu balanced circuit and imageing sensor are all arranged in radome.
Technique effect
Compared with prior art, transmitting coil of the present invention is powered by outside movable power source, and transmitting coil produces stable alternating magnetic field in vitro.Because transmitting coil is dual solenoid arrangement, therefore alternating magnetic field is uniformly distributed.Receiving coil is integrated on capsule endoscope, substitutes button cell.The receiving coil of capsule is subject to external magnetic field excitation, and produce faradic current, forming galvanic current by regulator rectifier circuit is system energy supply.The light portability of whole energy transmission equipment, ensures capsule endoscope continuous firing under altofrequency and high-resolution state.
Accompanying drawing explanation
Fig. 1 is capsule endoscope structural representation of the present invention;
Fig. 2 is transmitting coil structure of the present invention and countdown circuit schematic diagram thereof;
Fig. 3 is countdown circuit schematic diagram of the present invention;
Fig. 4 is receiving coil generalized section of the present invention;
Fig. 5 is receiving circuit schematic diagram of the present invention.
Detailed description of the invention
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
As shown in Figure 1, the present embodiment comprises: be arranged at the transmitting coil 10 in external Wearable vest and countdown circuit 14 thereof, be arranged at the camera lens 1 in capsule 9, illumination apparatus 2, imageing sensor 3, micro-control unit 4, communication module 5, receiving circuit 6 and receiving coil 7, wherein: countdown circuit 14 produces square-wave signal and controls transmitting coil 10, receiving coil 7 in capsule 9 produces faradic current with transmitting coil 10 electromagnetic coupled, the input of receiving circuit 6 is connected with receiving coil 7, receive faradic current and form unidirectional current, outfan is connected with imageing sensor 3 and provides energy, camera lens 1 pickup image transfers to imageing sensor 3 and forms image information, imageing sensor 3 is connected with images information with communication module 5, micro-control unit 4 is control figure image-position sensor 3 respectively, illumination apparatus 2 and communication module 5, the head of capsule shell 9 is transparent observing end 8.
As shown in Figures 2 and 3, countdown circuit 14 comprises: crystal oscillator 12, frequency micro-controlling unit 13, waveform generator 18, phase inverter 19, power amplifier 16, resonant capacitance 17 and controllable impedance 15, wherein: crystal oscillator 12 is connected with the input of waveform generator 18 square-wave signal producing characteristic frequency respectively with frequency micro-controlling unit 13, the outfan of waveform generator 18 is connected with the input of power amplifier 16 with one end of phase inverter 19 respectively, the other end of phase inverter 19 is connected with the input of power amplifier 16, the outfan of power amplifier 16 is connected with one end of controllable impedance 15 with one end of resonant capacitance 17 respectively, the other end of resonant capacitance 17 is connected with transmitting coil 10 respectively with controllable impedance 15 other end.
The characteristic frequency of described square-wave signal is determined by the quality factor of transmitting coil 10.
The mid frequency of described square-wave signal is 208kHz ± 20kHz, and quality factor are the highest, and therefore setting this frequency is operating frequency, and modulates receiving coil 7 matching capacitance, makes its resonant frequency reach 208kHz ± 20kHz equally.
The emission current of described transmitting coil 10 is 0.65A ~ 2A.
Described transmitting coil 10 comprises middle two parts be up and down connected by support 11, and upper and lower two parts are the measure-alike oval solenoid of class, and major axis is 400mm, minor axis is 220mm, spacing distance is 160mm, and total height is 270mm, and coil is coiled into by multiple thread strands bag litz wire, single copper wire diameter is less than 0.05mm, number of share of stock is greater than 180, and single coil width is 55mm, is connected between coil by ABS support 11, after adhesive curing, be placed in vest.
As shown in Figure 4 and Figure 5, described receiving coil 7 comprises the coil 71,72,73 of three dimensions, and the coil of each dimension forms resonant tank with corresponding capacitance respectively, and the resonant frequency in this loop is identical with the characteristic frequency of transmitting coil 10.Receiving coil 7 by multiply enamel covered wire in FERRITE CORE 74 respectively from three dimension coilings, the overall dimension being coiled into rear receiving coil 7 in the present embodiment is Φ 9.5mm × 10.5mm, is encapsulated in capsule 9 shape shell.
Described receiving circuit 6 comprises the full bridge inverter 20 of series connection, commutation capacitor 21 and mu balanced circuit 22, and wherein: the input of full bridge inverter 20 is connected with receiving coil 7, the outfan of mu balanced circuit 22 is connected with imageing sensor 3.
Described commutation capacitor and mu balanced circuit and imageing sensor 3 are all arranged in radome 23.
Human body dresses transmitting coil 10 after connecting countdown circuit 14, swallowable capsule endoscope, then receiving coil 7 is due to electromagnetic coupled generation faradic current, by forming galvanic current after regulator rectifier circuit 21,22, for load energy supply, now capsule endoscope is started working.
Claims (7)
1. the Wearable wireless energy transmission equipment for capsule endoscope, it is characterized in that, comprise: be arranged at the transmitting coil in Wearable vest and countdown circuit thereof, be arranged at the camera lens in capsule, illumination apparatus, imageing sensor, micro-control unit, communication module, receiving circuit and receiving coil, wherein: countdown circuit produces square-wave signal to control transmitting coil frequency, receiving coil in capsule and transmitting coil electromagnetic coupled produce faradic current, the input of receiving circuit is connected to receive faradic current and provides energy respectively to imageing sensor and illumination apparatus with receiving coil, camera lens by picked-up to image transmitting form image information to imageing sensor, imageing sensor is connected with communication module and by communication module to external output image information, micro-control unit respectively with imageing sensor, illumination apparatus is connected with communication module, controlling illumination apparatus respectively makes pickup image clear, control figure image-position sensor communicates with communication module,
Described countdown circuit comprises: crystal oscillator, frequency micro-controlling unit, waveform generator, phase inverter, power amplifier, resonant capacitance and controllable impedance, wherein: crystal oscillator is connected with the input of waveform generator the square-wave signal producing characteristic frequency respectively with frequency micro-controlling unit, the outfan of waveform generator is connected with the input of power amplifier with one end of phase inverter respectively, the other end of phase inverter is connected with the input of power amplifier, the outfan of power amplifier is connected with one end of controllable impedance with one end of resonant capacitance respectively, the other end of resonant capacitance is connected with transmitting coil respectively with the controllable impedance other end.
2. Wearable wireless energy transmission equipment according to claim 1 and 2, is characterized in that, the operating frequency of described square-wave signal is 208kHz ± 20kHz.
3. Wearable wireless energy transmission equipment according to claim 1 and 2, is characterized in that, the emission current of described transmitting coil is 0.65A ~ 2A.
4. the equipment according to any one of claim 1-3, is characterized in that, described transmitting coil comprises middle two parts be up and down connected by support, and upper and lower two parts are the measure-alike oval solenoid of class, and major axis is 400mm, and minor axis is 220mm.
5. Wearable wireless energy transmission equipment according to claim 4, it is characterized in that, described receiving coil comprises the coil of three dimensions, and the coil of each dimension forms resonant tank with corresponding capacitance respectively, and the resonant frequency in this loop is identical with the characteristic frequency of transmitting coil.
6. Wearable wireless energy transmission equipment according to claim 5, it is characterized in that, described receiving circuit comprises the full bridge inverter of series connection, commutation capacitor and mu balanced circuit, wherein: the input of full bridge inverter is connected with receiving coil, the outfan of mu balanced circuit is connected with imageing sensor.
7. Wearable wireless energy transmission equipment according to claim 6, is characterized in that, described commutation capacitor and mu balanced circuit and imageing sensor are all arranged in radome.
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CN201410655283.3A CN104382547A (en) | 2014-11-18 | 2014-11-18 | Wearable wireless energy transmission equipment for capsule endoscope |
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CN201410655283.3A CN104382547A (en) | 2014-11-18 | 2014-11-18 | Wearable wireless energy transmission equipment for capsule endoscope |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105361841A (en) * | 2015-11-30 | 2016-03-02 | 青岛大学附属医院 | Wireless capsule endoscope system for gastrointestinal tract diagnosis and treatment |
CN105361843A (en) * | 2015-11-30 | 2016-03-02 | 青岛大学附属医院 | Wireless capsule OCT (optical coherence tomography) endoscope system for gastrointestinal tract diagnosis and treatment |
CN106178282A (en) * | 2016-08-31 | 2016-12-07 | 王成章 | Miniature blue light based on external power supply sterilization capsule |
CN106618455A (en) * | 2016-11-28 | 2017-05-10 | 电子科技大学 | Capsule endoscope system with fixed-point medicine applying function |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201239131Y (en) * | 2008-06-24 | 2009-05-20 | 茂晖科技股份有限公司 | Wireless charging capsule endoscope structure |
JP2011130840A (en) * | 2009-12-22 | 2011-07-07 | Olympus Corp | Biodata acquiring system |
CN102160774A (en) * | 2011-03-04 | 2011-08-24 | 上海交通大学 | Wireless energy supply video image capsule system |
CN201985630U (en) * | 2011-04-28 | 2011-09-21 | 华南理工大学 | Multidimensional wireless energy transmission device |
US8038599B2 (en) * | 2004-06-01 | 2011-10-18 | Olympus Corporation | Wireless in-vivo information acquiring apparatus, wireless in-vivo information acquiring system, and communication apparatus |
CN103654691A (en) * | 2013-12-27 | 2014-03-26 | 上海交通大学 | Noninvasive examination device for gastrointestinal precancerous lesions |
CN103705200A (en) * | 2013-12-30 | 2014-04-09 | 上海交通大学 | Gastrointestinal tract precancerous lesion non-invasive detection system based on wireless energy supply |
-
2014
- 2014-11-18 CN CN201410655283.3A patent/CN104382547A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8038599B2 (en) * | 2004-06-01 | 2011-10-18 | Olympus Corporation | Wireless in-vivo information acquiring apparatus, wireless in-vivo information acquiring system, and communication apparatus |
CN201239131Y (en) * | 2008-06-24 | 2009-05-20 | 茂晖科技股份有限公司 | Wireless charging capsule endoscope structure |
JP2011130840A (en) * | 2009-12-22 | 2011-07-07 | Olympus Corp | Biodata acquiring system |
CN102160774A (en) * | 2011-03-04 | 2011-08-24 | 上海交通大学 | Wireless energy supply video image capsule system |
CN201985630U (en) * | 2011-04-28 | 2011-09-21 | 华南理工大学 | Multidimensional wireless energy transmission device |
CN103654691A (en) * | 2013-12-27 | 2014-03-26 | 上海交通大学 | Noninvasive examination device for gastrointestinal precancerous lesions |
CN103705200A (en) * | 2013-12-30 | 2014-04-09 | 上海交通大学 | Gastrointestinal tract precancerous lesion non-invasive detection system based on wireless energy supply |
Non-Patent Citations (4)
Title |
---|
李宝伟: ""基于无线充电技术的植入式胃肠电刺激系统的研究"", 《中国优秀硕士学位论文全文数据库·医药卫生科技辑》, 15 July 2013 (2013-07-15) * |
翁晓靖: ""基于无线能量传输的人工肛门括约肌系统及实验研究"", 《中国优秀硕士学位论文全文数据库·医药卫生科技辑》, 15 July 2013 (2013-07-15) * |
辛文辉等: ""一种为胶囊内窥镜供能的无线能量传输系统"", 《生物医学工程杂志》, vol. 27, no. 3, 25 June 2010 (2010-06-25) * |
高鹏: ""结肠微型机器人关键技术及实验研究"", 《中国博士学位论文全文数据库·信息科技辑》, 15 October 2012 (2012-10-15) * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105361841A (en) * | 2015-11-30 | 2016-03-02 | 青岛大学附属医院 | Wireless capsule endoscope system for gastrointestinal tract diagnosis and treatment |
CN105361843A (en) * | 2015-11-30 | 2016-03-02 | 青岛大学附属医院 | Wireless capsule OCT (optical coherence tomography) endoscope system for gastrointestinal tract diagnosis and treatment |
CN105361843B (en) * | 2015-11-30 | 2019-03-19 | 青岛大学附属医院 | Wireless capsule OCT endoscopic system for gastrointestinal tract diagnosis and treatment |
CN106178282A (en) * | 2016-08-31 | 2016-12-07 | 王成章 | Miniature blue light based on external power supply sterilization capsule |
CN106618455A (en) * | 2016-11-28 | 2017-05-10 | 电子科技大学 | Capsule endoscope system with fixed-point medicine applying function |
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Application publication date: 20150304 |