CN209346985U - Alimentary canal sampling capsule - Google Patents
Alimentary canal sampling capsule Download PDFInfo
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- CN209346985U CN209346985U CN201821849031.4U CN201821849031U CN209346985U CN 209346985 U CN209346985 U CN 209346985U CN 201821849031 U CN201821849031 U CN 201821849031U CN 209346985 U CN209346985 U CN 209346985U
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- alimentary canal
- thieff hatch
- interface channel
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Abstract
The utility model provides a kind of alimentary canal sampling capsule, including shell and it is connected to the acquisition component of shell, shell is equipped with thieff hatch, acquisition component includes sampling storehouse and sampling trigger unit, sampling trigger unit controls thieff hatch to the connection in sampling storehouse or disconnects to open sampling or closing sampling, interface channel is set between sampling storehouse and thieff hatch, the import of interface channel is corresponding with thieff hatch, the outlet connection sampling storehouse of interface channel, the thieff hatch includes multiple entrances, gap is equipped between the multiple entrance and the import of interface channel, multiple entrances are connected to the interface channel by the gap.The alimentary canal sampling capsule of the utility model, thieff hatch includes multiple entrances, gap is equipped between multiple entrances and the import of interface channel, with the filter structure formed between thief hatch to sampling channel, residue blocking thieff hatch or the probability in channel when actively sampling are substantially reduced with this, that is, reduce sampling crash rate.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of alimentary canal sampling capsules.
Background technique
Alimentary canal sampling capsule has become the effective of disease of digestive tract diagnosis due to its high reliability, high security at present
Equipment receives the highly recognition of International Medical instrument field.Alimentary canal sampling capsule has camera unit, data processing unit
And wireless transmission unit etc., by being swallowed from mouth by examinee, can during passing through alimentary system to stomach or
The organs such as intestines are shot, and send external reception device by wireless transmission for photographing information, these information are connect by outside
Receiving apparatus receives, and then shows on the display device.No pain, hurtless measure human gastrointestinal tract wriggling state under, medical care people
Member can carry out the diagnosis of enterogastric diseases according to the image of display on the display device to examinee.
In addition, alimentary canal sampling capsule can also be acquired the fluid sample of the organs such as stomach or intestines, for subsequent
Detection, to carry out the diagnosis of enterogastric diseases to examinee.In alimentary canal liquid sample capsule designs, there is passive sampling side
Formula, they generally rely on itself flowing of liquid in enteron aisle, intestines peristalsis squeezes or utilize the material with liquid adsorption performance
Etc. modes acquire liquid, it is difficult to guarantee collects enough samples, and acquisition time it is difficult to predict.There are also active sample mode,
This method trigger timing is controllable, and provides sampling power, and opposite passive sampling has many benefits: sampling power is big, rate is fast,
Controllability is stronger.But there is also some problems: thieff hatch exposure in air, will all be led when thieff hatch or channel blockage, sampling
Cause sampling failure.That is existing alimentary canal sampling capsule all there are problems that " being blocked " and " suck ", sampling are lost
Efficiency is higher, and use environment is limited.Although gut purge processing can be carried out before sampling to reduce residue, digestion can be also destroyed
The ingredient of liquid, influences subsequent analysis.
In view of this, it is necessary to provide a kind of improved alimentary canal sampling capsules, to solve the above technical problems.
Utility model content
The purpose of this utility model is to provide a kind of alimentary canal sampling capsules, and sampling validity can be improved.
To realize above-mentioned purpose of utility model, the utility model provides a kind of alimentary canal sampling capsule, including shell and
It is connected to the acquisition component of shell, the shell is equipped with thieff hatch, and the acquisition component includes sampling storehouse and sampling triggering
Unit, the sampling trigger unit control the thieff hatch to the connection in sampling storehouse or disconnect to open sampling or close and adopt
Interface channel is arranged between sampling storehouse and the thieff hatch in sample, and the import of the interface channel is corresponding with the thieff hatch, described
The outlet of interface channel connects the sampling storehouse, and the thieff hatch includes multiple entrances, the multiple entrance and interface channel
Gap is equipped between import, multiple entrances are connected to the interface channel by the gap.
As the further improvement of one embodiment of the utility model, the multiple entrance is opened on the shell simultaneously
It is along the outer shell circumferential to be spaced apart within a preset range.
As the further improvement of one embodiment of the utility model, the diameter of the entrance is less than the interface channel
Internal diameter, and the quantity of the entrance is between three to seven.
As the further improvement of one embodiment of the utility model, the thieff hatch connects filtration members, it is the multiple enter
Outlet structure is the filter mouth of the filtration members.
As the further improvement of one embodiment of the utility model, further include the control unit being set in shell and
The detection unit of control unit is connected, the sampling trigger assembly connects described control unit, described in the detection unit detects
The external environment of shell, described control unit is according to testing result or external command controls the sampling trigger unit unlatching and adopts
Sample closes sampling.
As the further improvement of one embodiment of the utility model, the detection unit includes camera, the shell
It is equipped with form corresponding with the camera, the form closes on the thieff hatch and the direction one with the thieff hatch
It causes.
As the further improvement of one embodiment of the utility model, the shell include sequentially connected first shell,
Second shell and third shell, the sampling storehouse is formed in the first shell and the sampling trigger unit is set to institute
It states in first shell, the thieff hatch is opened in the second shell and the interface channel is fixed in second shell,
The detection unit is set in third shell.
It further include the magnetic part of setting inside the shell as the further improvement of one embodiment of the utility model, it is described
Magnetic part is fixed on the inner wall of the shell and is located between the thieff hatch and sampling storehouse.
As the further improvement of one embodiment of the utility model, the relatively described shell of the magnetic part is fixed on described
In gap between interface channel and the sampling storehouse.
As the further improvement of one embodiment of the utility model, the interface channel is configured to conduction pipe, described to lead
Siphunculus is along Zi sampling storehouse to the L-shaped arrangement of thieff hatch.
As the further improvement of one embodiment of the utility model, radial direction of the conduction pipe along alimentary canal sampling capsule
It is bonded with the inner wall of the shell, the cross-sectional area of the conduction pipe is less than the inner section product of the shell.
Compared with prior art, the utility model has the beneficial effects that: the alimentary canal sampling capsule of the utility model, is adopted
Sample hole includes multiple entrances, and gap is equipped between multiple entrances and the import of interface channel, logical from thief hatch to sampling to be formed
Filter structure between road is substantially reduced residue blocking thieff hatch or the probability in channel when actively sampling with this, that is, reduces sampling
Crash rate.Thieff hatch surrounding liquid environment is judged by image information, avoids draw air, reduces sampling crash rate.By interior
External magnetic field, active accommodation capsule thieff hatch towards and the posture of alimentary canal sampling capsule and position when fixed sample, guarantee liquid
Acquisition, improve sampling success rate.
Detailed description of the invention
Fig. 1 is the cross-sectional view of alimentary canal sampling capsule in the utility model preferred embodiment；
Fig. 2 is the schematic cross-sectional view in Fig. 1 along line A-A；
Fig. 3 is the schematic diagram that alimentary canal sampling capsule is carried out pose adjustment by external control in Fig. 1.
Specific embodiment
The utility model is described in detail below with reference to specific embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that those skilled in the art are made according to these embodiments, method or
Transformation functionally is all contained in the protection scope of the utility model.
Shown in referring to Figures 1 and 2, in the utility model preferred embodiment, 100 entire length of alimentary canal sampling capsule
Within 30mm, preferably length is less than or equal to 27mm, and diameter is within 12mm.Alimentary canal sampling capsule 100 include shell with
And it is connected to the acquisition component of shell, shell is equipped with thieff hatch, and acquisition component includes that sampling storehouse 102 and sampling triggering are single
Member, sampling trigger unit control thieff hatch to the connection in sampling storehouse 102 or disconnect to open sampling or closing sampling.Its
In, it samples and interface channel 104 is set between storehouse 102 and thieff hatch, the import of interface channel 104 is corresponding with thieff hatch, and connection is logical
The outlet connection sampling storehouse 102 in road 104, thieff hatch includes multiple entrances 106, the import of multiple entrances 106 and interface channel 104
Between be equipped with gap 202, multiple entrances 106 are connected to by gap 202 with interface channel 104.Gap 202 to enter from difference
The liquid that mouth 106 flows into can flow into interface channel 104, hence into sampling storehouse 102.
Wherein, sampling storehouse 102 can be formed by least part of shell, or be also possible to independent be set to shell
Interior warehouse.Preferred in the present embodiment, sampling storehouse 102 is a vacuum tank, i.e., sampling before sampling is vacuum inside storehouse 102
Environment, it may also be said to sample storehouse 102 and be configured to vacuum warehouse, volume is more than or equal to 0.3mL, can acquire enough samples.
The sampling storehouse of vacuum provides the sampling power of active.Certainly, sampling component can also include sampling power unit, such as micro motor or
Spring band piston draws structure etc., and the utility model is not limited to the selection of sampling power, as long as sampling can be implemented.
Sampling trigger assembly can be a control door, control the beginning and end of sampling.
In the present embodiment, multiple entrances 106 are opened on shell and are spaced within a preset range along the circumferential direction of shell
Distribution, in this way, the shell of multiple entrances 106 is arranged and multiple entrances 106 just play the role of filter ring.It is filtered by setting
Structure substantially reduces residue blocking entrance or the probability in channel when actively sampling, that is, reduces sampling crash rate.Certainly, filter structure
It is not limited to the structure listed in the present embodiment, can be any anti-blockage structure, or filtering ring design, as thieff hatch can be with structure
It makes as a relatively large opening, thieff hatch can connect filtration members, and multiple inlet configurations are the filter mouth of filtration members, so
It may be implemented to prevent the blocking of interface channel.
Further, alimentary canal sampling capsule 100 further includes that the control unit being set in shell and connection control are single
Member detection unit, sampling trigger assembly connect control unit, detection unit detect shell external environment, control unit according to
Testing result or external command control sampling trigger unit open sampling or close sampling.According to the external environment of shell into
Row real-time monitoring judges the liquid environment around thieff hatch, avoids draw air, reduces sampling crash rate.
Preferably, control unit includes processor 123, and detection unit includes camera 121, and shell is equipped with and camera
121 corresponding forms 120, form 120 close on thieff hatch and with thieff hatch towards unanimously.In this way, the camera lens of camera 121
The visual field and thieff hatch, therefore can be by the liquid environments near image viewing thieff hatch towards consistent and close to each other, and judge
Whether thieff hatch submerges in a liquid.
With continued reference to Fig. 1, interface channel 104 is configured to conduction pipe, and conduction pipe is in L along Zi sampling storehouse 102 to thieff hatch
Type arrangement, i.e. interface channel 104 include along alimentary canal sampling capsule axially conducting and the radial first segment through-hole 107 that is connected and the
Two sections of through-holes 108, two sections of through-holes collectively constitute the conduction pipe of a L-type.In addition, alimentary canal sampling capsule further includes being arranged outside
Magnetic part 105 in shell, 105 opposite shell of magnetic part are fixed on the position for closing on thieff hatch.Setting magnetic part 105 plays adjustment
The effect of the direction of the posture and thieff hatch of alimentary canal sampling capsule.In the present embodiment, magnetic part 105 is fixed on the inner wall of shell
And it is located between thieff hatch and sampling storehouse 102.Facilitate the phase interaction of external magnetic field (such as being generated by permanent magnet) with magnetic part 105
With making its submergence in a liquid and fix alimentary canal and adopt to adjust the posture of alimentary canal sampling capsule and the direction of thieff hatch
The position of sample capsule.
Specifically, shell includes sequentially connected first shell 113, second shell 114 and third shell 115, storehouse is sampled
102 are formed in first shell 113 and sample trigger unit and are set in first shell 113, and thieff hatch is opened in second shell
On body 114 and interface channel 104 is fixed in second shell 114, and camera 121 is set in third shell 115 and right
It should be also provided on third shell 115 in the form 120 of camera 121.By three shell assembled formations, alimentary canal is simplified
The manufacturing process of sampling capsule.In the present embodiment, spaced two fixing muscles 109 are stretched out on the inner wall of second shell 114,
Interface channel 104 and two fixing muscles 109 interference fit are to be fixed between two fixing muscles 109, and magnetic part 105 is then by the
One shell 113 and one of fixing muscle 109 limit, so that magnetic part 105 is just contained in interface channel 104 and first shell
Space between 113.
In addition, being additionally provided with other circuit groups in the second shell 114 of alimentary canal sampling capsule and third shell 115
Part, such as battery 122, wireless communication module, processor 123 are set in third shell 115, camera 121, radio communication mold
Block etc. is all connected to processor 123, and at least partly circuit element is set in second shell, outer rationally to utilize such as battery 122
Space in shell, so that the overall structure of alimentary canal sampling capsule is more compact.
Referring to shown in Fig. 2, interface channel 104 is close to the inner wall of second shell 114, plays the role of fixed and waterproof.The
Several entrances 106 have been opened on two shells 114 within the scope of a preset fan angle, the quantity of entrance is 5 in the present embodiment,
The quantity of preferred entrance can be 3~7.The aperture ratio first segment through-hole 107 of entrance 106 and second segment through-hole 108 it is straight
Diameter is small, and such as the aperture of each entrance 106 is less than or equal to 0.5mm, and the diameter of first segment through-hole 107 and second segment through-hole 108
For 0.7mm~1.0mm.Gap 202 flow into the liquid flowed into from different entrances can in conduction pipe, hence into sampling
Storehouse 102.In this way, second shell 114 and multiple entrances 106 just play the role of filter ring.The cross-sectional area of interface channel 104
Less than the inner section product of second shell 114, therefore other assemblies can be filled in remaining space, such as the battery 122 in figure.
Alimentary canal sampling capsule in the present embodiment, which is described in detail, below with reference to Fig. 3 prevents the principle of sucking air.Such as fruit caving
Internal liquid is less or due to cavity inner folds etc., and the thieff hatch of alimentary canal sampling capsule may expose in air, such as the left side Fig. 3
Side state, a large amount of air will be sucked by opening sampling at this time, cause digestive juice collection capacity insufficient or sampling failure.Figure label
303 indicate the visual field of thieff hatch, that is, multiple entrances 106 distribution arrangement and camera 121.At this point, shot by camera lens 121
Image identifying ambient enviroment forbids the unlatching of sampling.Then, can be by external magnetic field, the magnetic field such as generated by permanent magnet 304,
It interacts with the magnetic part 105 in alimentary canal sampling capsule, adjusts the posture of alimentary canal sampling capsule and the direction of thieff hatch,
It is immersed in it in liquid L and fixes the position of alimentary canal sampling capsule, the state on the right side of Fig. 3.It is clapped by camera 121
The image taken the photograph determine it is hydraulically full around thieff hatch after, be then turned on sampling.
When using alimentary canal sampling capsule 100,121 captured in real-time ambient enviroment of camera gives the image transmitting of acquisition
Processor or by being wirelessly sent to external equipment, and show.Using these image datas, first, alimentary canal can be monitored
Environment, for diagnosing；Second, the differentiation of alimentary canal section can be carried out by image, for positioning；Third can be used for judging adopting
Liquid environment near sample hole.When discovery alimentary canal sampling capsule has reached sampled targets region, such as small intestine, while surrounding is filled
When full liquid, it can be triggered by program or sampling is opened in external transmission instruction.If it find that surrounding liquid is insufficient, then can pass through
The direction of the external equipment such as posture of 304 active accommodation alimentary canal sampling capsule of permanent magnet and thieff hatch has enough until determining
Until digestive juice.Finally, fixing alimentary canal sampling capsule position by the attraction of external permanent magnet 304, sampling is opened.With
Upper operation, including data acquisition, data processing, judgement, instruction transmission and peripheral equipment control can also be all by computers
Reason is completed, and realizes automation.
In the present embodiment, by be arranged filter structure substantially reduce actively sample when residue blocking thieff hatch or channel it is general
Rate reduces sampling crash rate；Thieff hatch surrounding liquid environment is judged by image information, avoids draw air, reduces sampling
Crash rate；By inner and outer magnetic field, active accommodation capsule thieff hatch towards and when fixed sample the posture of alimentary canal sampling capsule and
Position guarantees the acquisition of liquid, improves sampling success rate.
It should be noted that shell is not limited to as shape as shown in the figure, it can also be in olive ball-type or other shapes
Shape.In addition, magnetic part can also can be cooperated to drive alimentary canal sampling capsule to move by other with external control device
Actuator constitute.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of alimentary canal sampling capsule, including shell and it is connected to the acquisition component of shell, the shell is equipped with sampling
Hole, the acquisition component include sampling storehouse and sampling trigger unit, and the sampling trigger unit control thieff hatch is to adopting
The connection in sample storehouse is disconnected to open sampling or close sampling, which is characterized in that
Interface channel is set between sampling storehouse and the thieff hatch, the import of the interface channel is corresponding with the thieff hatch, institute
The outlet for stating interface channel connects the sampling storehouse, and the thieff hatch includes multiple entrances, the multiple entrance and interface channel
Import between be equipped with gap, multiple entrances are connected to by the gap with the interface channel.
2. alimentary canal sampling capsule according to claim 1, which is characterized in that the multiple entrance is opened in described outer
It is on shell and along the outer shell circumferential to be spaced apart within a preset range.
3. alimentary canal sampling capsule according to claim 2, which is characterized in that the diameter of the entrance is less than the connection
The internal diameter in channel, and the quantity of the entrance is between three to seven.
4. alimentary canal sampling capsule according to claim 1, which is characterized in that the thieff hatch connects filtration members, described
Multiple inlet configurations are the filter mouth of the filtration members.
5. alimentary canal sampling capsule according to claim 1, which is characterized in that further include the control list being set in shell
The detection unit of member and connection control unit, the sampling trigger assembly connect described control unit, the detection unit inspection
The external environment of the shell is surveyed, described control unit is according to testing result or external command controls the sampling trigger unit
It opens sampling or closes sampling.
6. alimentary canal sampling capsule according to claim 5, which is characterized in that the detection unit includes camera, institute
Shell is stated equipped with form corresponding with the camera, the form closes on the thieff hatch and the court with the thieff hatch
To consistent.
7. alimentary canal sampling capsule according to claim 5, which is characterized in that the shell includes sequentially connected first
Shell, second shell and third shell, the sampling storehouse is formed in the first shell and the sampling trigger unit is set
It is placed in the first shell, the thieff hatch is opened in the second shell and the interface channel is fixed on described
In two shells, the detection unit is set in the third shell.
8. alimentary canal sampling capsule according to claim 1, which is characterized in that further include the magnetism of setting inside the shell
Part, the magnetic part are fixed on the inner wall of the shell and are located between the thieff hatch and sampling storehouse.
9. alimentary canal sampling capsule according to claim 8, which is characterized in that the relatively described shell of the magnetic part is fixed
In gap between the interface channel and the sampling storehouse.
10. alimentary canal sampling capsule according to claim 1, which is characterized in that the interface channel is configured to conduction pipe,
The conduction pipe is along Zi sampling storehouse to the L-shaped arrangement of thieff hatch.
11. alimentary canal sampling capsule according to claim 10, which is characterized in that the conduction pipe samples glue along alimentary canal
The radial direction of capsule is bonded with the inner wall of the shell, and the cross-sectional area of the conduction pipe is less than the inner section product of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821849031.4U CN209346985U (en) | 2018-11-09 | 2018-11-09 | Alimentary canal sampling capsule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821849031.4U CN209346985U (en) | 2018-11-09 | 2018-11-09 | Alimentary canal sampling capsule |
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| Publication Number | Publication Date |
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| CN209346985U true CN209346985U (en) | 2019-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821849031.4U Active CN209346985U (en) | 2018-11-09 | 2018-11-09 | Alimentary canal sampling capsule |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109222874A (en) * | 2018-11-09 | 2019-01-18 | 安翰光电技术（武汉）有限公司 | Alimentary canal sampling capsule |
| CN113768552A (en) * | 2021-09-10 | 2021-12-10 | 安翰科技(武汉)股份有限公司 | Capsule endoscope |
| CN114305520A (en) * | 2022-03-11 | 2022-04-12 | 中山大学附属第一医院 | Duodenum multi-section secretion sampling device |
-
2018
- 2018-11-09 CN CN201821849031.4U patent/CN209346985U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109222874A (en) * | 2018-11-09 | 2019-01-18 | 安翰光电技术（武汉）有限公司 | Alimentary canal sampling capsule |
| CN109222874B (en) * | 2018-11-09 | 2024-04-09 | 安翰科技(武汉)股份有限公司 | Digestive tract sampling capsule |
| CN113768552A (en) * | 2021-09-10 | 2021-12-10 | 安翰科技(武汉)股份有限公司 | Capsule endoscope |
| CN113768552B (en) * | 2021-09-10 | 2024-02-13 | 安翰科技(武汉)股份有限公司 | Capsule endoscope |
| CN114305520A (en) * | 2022-03-11 | 2022-04-12 | 中山大学附属第一医院 | Duodenum multi-section secretion sampling device |
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