CN205322285U - A capsule endoscope for checking esophagel disease - Google Patents
A capsule endoscope for checking esophagel disease Download PDFInfo
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- CN205322285U CN205322285U CN201521132008.XU CN201521132008U CN205322285U CN 205322285 U CN205322285 U CN 205322285U CN 201521132008 U CN201521132008 U CN 201521132008U CN 205322285 U CN205322285 U CN 205322285U
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- capsule
- capsule endoscope
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- capsule housing
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Abstract
The utility model discloses a capsule endoscope for checking esophagel disease, including the capsule casing, image device, controlling means, the gasbag, and with the aerifing / air bleeder and pressure sensor of airbag connection, the gasbag is the transparent body, locates capsule casing periphery, aerify / air bleeder and pressure sensor all locate in the capsule casing, aerify / air bleeder is used for driving the gasbag and opens or contract, pressure sensor is arranged in measuring the gas pressure of gasbag. The utility model provides a capsule endoscope for checking esophagel disease can be according to esophagus wall pressure power or wriggling power, through inflating / air bleeder control gasbag size, realizes the abundant contact of gasbag and esophagus wall, slows down capsule functioning speed and strut the esophagus to be beneficial to and to obtain esophagus wall image or video, also can implement the treatment to esophagus wall pathological change local.
Description
Technical field
The utility model relates to the technical field of a kind of medical apparatus and instruments, in particular a kind of capsule endoscope for checking esophagel disease。
Background technology
Esophagel disease mainly includes esophageal neoplasm, gastroesophageal reflux disease and Barrett esophagus etc., and conventional diagnostic method mainly has esophagoscopy, esophagus x-ray barium meal examination and CT scan inspection etc.。At present, the early discovery of the esophageal carcinoma is relied primarily on tradition esophagoscope and carries out examination。Esophagoscopy adopts the method being mechanically inserted formula, belongs to invasive inspection, and patient's discomfort reacts many and easy damaged throat, and misery is relatively big, sometimes also needs to sedation anesthesia。Esophagus x-ray barium meal examination can find esophagus malformation and dyskinesia, but minute lesion discovery rate is relatively low；CT scan inspection can find pathological changes and pathological changes outside chamber in wall, and it is poor that mucous membrane of esophagus is observed, it is difficult to finds the early stage esophageal carcinoma。
And capsule endoscope is also known as Wireless capsule endoscope, obtain extensively after understanding at the application advantage of disease of intestine, its noinvasive, simplicity, the advantage also increasingly significant of the clinical practice in gastroesophageal disorder such as easy-tolerated。The first generation esophagus capsule endoscope (4 frames/second) that the second filial generation esophagus capsule endoscope (14 frames/second) that Given image company of Israel in 2008 produces produces obviously higher than 2004 at sensitivity and the esophagus display capabilities of Diagnosis of Gastric esophageal reflux disease。But because of the special anatomical structure of esophagus, esophagus capsule endoscope is very fast in the Endo-esophageal speed of service, gathers image few, still can not meet the needs observing esophageal lumen in detail。For obtaining apparent, diseased region image accurately, occur in that anchor line (string) formula capsule endoscope subsequently, namely lie on capsule with a rope, control capsule by rope and in esophageal lumen inner position and move up and down shooting image。But this technology needs suitable high level disinfection, and not easily operates, repeatedly easily damage throat during lift。
Utility model content
The purpose of this utility model is in that to overcome the deficiencies in the prior art, provide a kind of capsule endoscope for checking esophagel disease, moving in esophagus and be difficult to imaging soon solving tradition esophagus capsule endoscope, sterilization requires that height not easily operates, and the technical problem such as damage throat。
This utility model is achieved through the following technical solutions:
A kind of capsule endoscope for checking esophagel disease, including capsule housing, and it is located at the pH sensor in capsule housing, imaging device, control device and micro machine, the middle part of described capsule housing is the transparent body, the hyalomere of capsule housing is located at by described imaging device, and the transparent body through capsule housing obtains external image, described capsule endoscope also includes air bag, and the inflation/deflation device being connected with air bag and pressure transducer, described air bag is the transparent body, it is located at capsule housing periphery, described inflation/deflation device and pressure transducer are all located in capsule housing, described inflation/deflation device is used for driving airbag-releasing or contraction, described pressure transducer is for measuring the gas pressure in air bag。
Described inflation/deflation device includes gas generator, is located at the charge valve in gas generator, and is located at the vent valve on air bag, and described charge valve and vent valve are connected with the discharge charge QI KOU of air bag respectively, and by controlling device driving work；When capsule endoscope arrives esophagus to be detected, controlling device drives charge valve to open, gas generator produces nonpoisonous and tasteless transparent gas, the air bag of capsule housing periphery is strutted, gasbag ektexine and esophageal wall are fully contacted, when the pressure that pressure transducer obtains exceedes the threshold value of setting, control device and send instruction closedown charge valve；In capsule endoscope walking process, according to intracapsular pressure with setting threshold ratio relatively, control device and adjust charge valve and vent valve in real time, charge valve is opened when pressure is low, vent valve is opened during pressure height, so that air bag changes with the change of esophageal wall diameter, it is fully contacted thus realizing air bag with esophagus inwall。
Described inflation/deflation device includes charge valve, air-breathing or extraction valve, gas storage silo, described gas storage silo includes air inlet storehouse and venting storehouse, described air inlet storehouse is initially vacuum state, stores nonpoisonous and tasteless transparent compression gas in described venting storehouse, and described charge valve is located on venting storehouse, described air-breathing or extraction valve are located on air inlet storehouse, and described charge valve and air-breathing or extraction valve are by controlling device driving work；When capsule endoscope arrives esophagus to be detected, controlling device to be opened by charge valve, air bag is strutted by the gas in venting storehouse, makes gasbag ektexine and esophageal wall be fully contacted, when the pressure that pressure transducer obtains exceedes the threshold value of setting, control device and send instruction closedown charge valve；In capsule endoscope walking process, according to intracapsular pressure with setting threshold ratio relatively, control device and adjust charge valve in real time, air-breathing or extraction valve, charge valve is opened when pressure is low, air-breathing or extraction valve is opened, so that air bag changes with the change of esophageal wall diameter, it is achieved air bag and esophagus inwall are fully contacted during pressure height。
It is additionally provided with acceleration transducer in described capsule housing, acceleration transducer is used for judging whether patient's swallowing act starts, and using the pH value of pH sensor feedback as auxiliary judgment, the being quick on the draw property of capsule endoscope can be improved, after swallowing, when capsule endoscope arrives position esophagus to be detected, start inflation/deflation device, by airbag-releasing。
Described imaging device includes image unit and associated image unit, and described associated image unit is light source, ultrasonic transducer, laser radar or optical coherent chromatographic imaging instrument；Light source can directly provide light, second camera cell imaging；Ultrasonic transducer is combined with image unit, it may be achieved ultra sonic imaging, to check esophagus and hoc scenario around；Laser radar is combined with image unit, can obtain esophageal wall altofrequency 3-D view by second camera unit；Optical coherent chromatographic imaging instrument can show that the structure of esophagus parietal layer, it is achieved quickly makes a definite diagnosis the position of cancerating of esophageal tissue in real time。
Described image unit is made up of a microcam and the rotary apparatus that is connected with miniature video camera machine base, and described rotary apparatus drives microcam 360 ° rotations, it is achieved 360 ° of pan-shots to esophageal wall, and described rotating mechanism is driven rotation by micro machine；Or described image unit is for be made up of some microcams, after the visual angle superposition of each microcam, constitute 360 ° of panorama visual angles。
Described capsule housing is two ends is hemispheric cylinder, is a circle transparent body in the middle part of the cylinder of described capsule housing。
This utility model has the advantage that this utility model provides a kind of capsule endoscope for checking esophagel disease compared to existing technology, this capsule endoscope can according to esophageal wall pressure or peristaltic forces, air bag size is controlled by inflation/deflation device, realize being fully contacted of air bag and esophageal wall, slowing down the capsule speed of service and strut esophagus and be beneficial to obtain esophageal wall image or video, this capsule endoscope can also be used for the inspection of other digestive tract class disease。
Accompanying drawing explanation
Fig. 1 is the structural representation of the capsule endoscope of embodiment 1；
Fig. 2 is the structural representation of the inflation/deflation device of embodiment 1；
Fig. 3 is the structural representation of the capsule endoscope of embodiment 2；
Fig. 4 is the structural representation of the inflation/deflation device of embodiment 2。
Detailed description of the invention
Below embodiment of the present utility model being elaborated, the present embodiment is carried out under premised on technical solutions of the utility model, gives detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment。
Embodiment 1
Present embodiments provide a kind of capsule endoscope for checking esophagel disease, there is structure as shown in Figure 1-2, including capsule housing 1, and it is located at the pH sensor 2 in capsule housing 1, imaging device, control device 4 and micro machine 5, also include air bag 6 and the inflation/deflation device 7 being connected with air bag 6, pressure transducer 8, acceleration transducer 9 and power supply 10, wherein:
Described capsule housing 1 is hemispheric cylinder in two ends, is a circle transparent body in the middle part of the cylinder of described capsule housing 1, and the hyalomere of capsule housing 1 is located at by described imaging device, and the transparent body through capsule housing 1 obtains external image；
Described air bag 6 is the transparent body, it is coated on the cylinder periphery of capsule housing 1, described inflation/deflation device 7 and pressure transducer 8 are all located in capsule housing 1, described inflation/deflation device 7 includes gas generator 71, being located at the charge valve 72 in gas generator 71, and be located at the vent valve 73 on air bag, described charge valve 72 and vent valve 73 are connected with the discharge charge QI KOU of air bag 6 respectively, for driving air bag 6 open or shrink, described charge valve 72 and vent valve 73 are driven work by controlling device 4；Described pressure transducer 8 is for measuring the gas pressure in air bag 6；
The signal output part of described pressure transducer 8 is connected to control the pressure signal input end of device 4, and the control signal outfan of described control device 4 is connected to inflation/deflation device 7；Force value in the air bag 6 recorded is fed back to control device 4 by pressure transducer 8, control device 4 control inflation/deflation device 7 and work, it is achieved the adjustment of the inflation/deflation degree of air bag 6；
Described imaging device includes image unit and associated image unit, described image unit is made up of a microcam 31 and the rotary apparatus 32 that is connected with microcam 31 base, described rotary apparatus 32 drives microcam 31 to rotate, realize 360 ° of pan-shots to esophageal wall, described rotating mechanism is driven by micro machine 5, realize 360 ° of rotations, but it is not limited to this, for realizing 360 ° of pan-shots, described image unit can also be made up of some microcams 31, 360 ° of panorama visual angles are constituted after the visual angle superposition of each microcam 31, such as, described image unit can by 3 microcams 31 in 120 ° of arrangements, in 360 ° after the visual angle superposition of 3 microcams 31；
Described associated image unit is light source 33, light source 33 can directly provide light, second camera cell imaging, but it is not limited to this, diagnosis needs according to esophagel disease, described associated image unit can also be ultrasonic transducer, laser radar or optical coherent chromatographic imaging instrument, wherein: ultrasonic transducer is combined with image unit, ultra sonic imaging can be realized, to check esophagus and hoc scenario around；Laser radar is combined with image unit, can obtain esophageal wall altofrequency 3-D view by second camera unit；Optical coherent chromatographic imaging instrument can show that the structure of esophagus parietal layer, it is achieved quickly makes a definite diagnosis the position of cancerating of esophageal tissue in real time。
Before not using, the air bag 6 of capsule endoscope shrinks, and is close to the outer surface of capsule housing 1, in order to patient swallows。When capsule endoscope is by after in containing entrance, can obtain whether swallowing act starts according to acceleration transducer 9, and the pH value fed back by pH sensor 2 is as auxiliary judgment, after swallowing, when capsule endoscope arrives position esophagus to be detected, controlling device 4 and drive charge valve 72 to open, gas generator 71 produces nonpoisonous and tasteless transparent gas, being strutted by the air bag 6 of capsule housing 1 periphery, air bag 6 outer wall and esophageal wall are fully contacted。In capsule endoscope walking process, change along with esophagus size, according to pressure in air bag 6 with setting threshold ratio relatively, control device 4 and adjust charge valve 72 and vent valve 73 in real time, open charge valve 72 when pressure is low, during pressure height, open vent valve 73, so that air bag 6 changes with the change of esophageal wall diameter, realize air bag 6 to be fully contacted with esophagus inwall, simultaneously facilitate the capsule endoscope place by relatively narrower。When air bag 6 and esophageal wall are fully contacted, the frictional force utilizing air bag 6 to produce with esophagus inwall, slows down the capsule endoscope speed of service in esophagus。While air bag 6 is opened, micro machine 5 drives rotary apparatus 32 to move, and rotary apparatus 32 drives microcam 31 to realize 360 ° of quick rotations, in order to capsule endoscope in esophagus while movement, quick obtaining esophageal wall image or video。For alleviating the capsule endoscope speed of service in esophagus further, patient can also select left side or right arm reclining to carry out auxiliary examination。Finally, judging according to the pH value of pH sensor 2 feedback, after capsule endoscope leaves esophagus entrance stomach, inflation/deflation device 7 shrinks air bag, closes micro machine, and capsule returns to original state。
Embodiment 2
Present embodiments provide another kind of for checking the capsule endoscope of esophagel disease, there is structure as shown in Figure 3-4, wherein: described inflation/deflation device 7 includes charge valve 71, air-breathing or extraction valve 72 and gas storage silo, described gas storage silo includes air inlet storehouse 73 and venting storehouse 74, the volume in described air inlet storehouse 73 is more than venting storehouse 74, and described air inlet storehouse 73 is initially vacuum state, nonpoisonous and tasteless transparent compression gas is stored in described venting storehouse 74, described charge valve 71 is located on venting storehouse 74, described air-breathing or extraction valve 72 are located on air inlet storehouse 73, described charge valve 71 and air-breathing or extraction valve 72 are driven work by controlling device 4；When capsule endoscope arrives esophagus to be detected, controlling device 4 to be opened by charge valve 71, air bag 6 is strutted by the gas in venting storehouse 74, makes air bag 6 outer wall and esophageal wall be fully contacted, when the pressure that pressure transducer 8 obtains exceedes the threshold value of setting, control device 4 and send instruction closedown charge valve 71；In capsule endoscope walking process, according to pressure in air bag 6 with setting threshold ratio relatively, control device 4 and adjust charge valve 71 in real time, air-breathing or extraction valve 72, charge valve 71 is opened when pressure is low, air-breathing or extraction valve 72 is opened, so that air bag 6 changes with the change of esophageal wall diameter, it is achieved air bag 6 and esophagus inwall are fully contacted during pressure height。Other structure is with embodiment 1。
Claims (8)
1. the capsule endoscope being used for checking esophagel disease, including capsule housing, and it is located at the pH sensor in capsule housing, imaging device, control device and micro machine, the middle part of described capsule housing is the transparent body, the hyalomere of capsule housing is located at by described imaging device, and the transparent body through capsule housing obtains external image, it is characterized in that, described capsule endoscope also includes air bag, and the inflation/deflation device being connected with air bag and pressure transducer, described air bag is the transparent body, it is located at capsule housing periphery, described inflation/deflation device and pressure transducer are all located in capsule housing, described inflation/deflation device is used for driving airbag-releasing or contraction, described pressure transducer is for measuring the gas pressure in air bag。
2. a kind of capsule endoscope for checking esophagel disease according to claim 1, it is characterized in that, described inflation/deflation device includes gas generator, it is located at the charge valve in gas generator, and it is located at the vent valve on air bag, described charge valve and vent valve are connected with the discharge charge QI KOU of air bag respectively, and by controlling device driving work。
3. a kind of capsule endoscope for checking esophagel disease according to claim 1, it is characterized in that, described inflation/deflation device includes charge valve, air-breathing or extraction valve, gas storage silo, described gas storage silo includes air inlet storehouse and venting storehouse, described air inlet storehouse is initially vacuum state, nonpoisonous and tasteless transparent compression gas is stored in described venting storehouse, described charge valve is located on venting storehouse, described air-breathing or extraction valve are located on air inlet storehouse, and described charge valve and air-breathing or extraction valve are by controlling device driving work。
4. according to the arbitrary described a kind of capsule endoscope for checking esophagel disease of claim 1-3, it is characterised in that be additionally provided with acceleration transducer in described capsule housing。
5. according to the arbitrary described a kind of capsule endoscope for checking esophagel disease of claim 1-3, it is characterized in that, described imaging device includes image unit and associated image unit, and described associated image unit is light source, ultrasonic transducer, laser radar or optical coherent chromatographic imaging instrument。
6. a kind of capsule endoscope for checking esophagel disease according to claim 5, it is characterized in that, described image unit is made up of a microcam and the rotary apparatus that is connected with miniature video camera machine base, described rotary apparatus drives microcam 360 ° rotation, realizing 360 ° of pan-shots to esophageal wall, described rotating mechanism is driven by micro machine and rotates。
7. a kind of capsule endoscope for checking esophagel disease according to claim 5, it is characterised in that described image unit, for be made up of some microcams, constitutes 360 ° of panorama visual angles after the visual angle superposition of each microcam。
8. according to the arbitrary described a kind of capsule endoscope for checking esophagel disease of claim 1-3, it is characterised in that described capsule housing is two ends is hemispheric cylinder, is a circle transparent body in the middle part of the cylinder of described capsule housing。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521132008.XU CN205322285U (en) | 2015-12-30 | 2015-12-30 | A capsule endoscope for checking esophagel disease |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521132008.XU CN205322285U (en) | 2015-12-30 | 2015-12-30 | A capsule endoscope for checking esophagel disease |
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| CN205322285U true CN205322285U (en) | 2016-06-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105476593A (en) * | 2015-12-30 | 2016-04-13 | 中科院合肥技术创新工程院 | Capsule endoscope for examining esophageal diseases |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105476593A (en) * | 2015-12-30 | 2016-04-13 | 中科院合肥技术创新工程院 | Capsule endoscope for examining esophageal diseases |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20201230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |