CN105092283B - A kind of sampling rod for stool sampling device - Google Patents
A kind of sampling rod for stool sampling device Download PDFInfo
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- CN105092283B CN105092283B CN201510314583.XA CN201510314583A CN105092283B CN 105092283 B CN105092283 B CN 105092283B CN 201510314583 A CN201510314583 A CN 201510314583A CN 105092283 B CN105092283 B CN 105092283B
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Abstract
The present invention relates to medical appliance fields, more particularly to a kind of sampling rod for stool sampling device, including barred body and the sampling portion being formed on barred body, the sampling portion includes storage chamber and several through-holes, the storage chamber is formed in the barred body and the opening by being formed in barred body lower end connects the external world, several described through-holes are circumferentially distributed in the side wall of the barred body and extend to the storage chamber.A kind of sampling rod for stool sampling device of the invention can not only be conducive to user and effectively hold sampling amount during stool sampling, and the fecal sample on sampling rod can be convenient for quickly to dissolve in protection liquid, to keep inspection result more accurate.
Description
Technical field
The present invention relates to medical appliance field more particularly to a kind of sampling rods for stool sampling device.
Background technology
In the prior art, excrement detection is one of routine clinical laboratory examination project.By to various points in human faecal mass
Sub- marker（Patient DNA, RNA, miRNA, metabolin molecule and low-abundance protein etc.）It is detected, can relatively be visually known
Some pathological phenomenons of gastrointestinal tract judge the function status of alimentary canal, pancreas, liver and gall indirectly.Currently, common excrement detection is logical
It is often to collect sub-fraction sample from the excrement of patient using collector to be detected.Certain organic molecules in excrement（Example
Such as DNA and hemoglobin）Quantitative inspection can be carried out to organic molecule in human faecal mass as the marker of certain enterogastric diseases
It surveys, it will be appreciated that some pathological phenomenons of gastrointestinal tract indirectly judge the function and disease event of gastrointestinal tract, to predict, monitor
Generation, the development of certain enterogastric diseases.Therefore, excrement detection has become the conventional item of many medical institutions' detection diseases
Mesh.
However, in existing excrement detection process, usually collecting dung is filled to a feces collection by patient first
In setting, by one of most common detection object --- for DNA molecular, stool collection device generally storage has special DNA marks
Will object protects liquid, under the protection of protection liquid, just can prevent the DNA markers in excrement from generating degradation, to ensure excrement sample
DNA molecular in this it is complete, to be conducive to the accuracy of detection, at the same time, when the excrement in harvester is shaken up
Afterwards, a certain amount of excrement solution will be generally taken out from harvester with pipettor, passes through quantitative fluorescent PCR（Polymerase chain
Formula is reacted）Experiment carries out quantitative detection to DNA in excrement, and the key instrument used in the process is fluorescence quantitative PCR instrument.Equally,
One of another most common detection object --- haemoglobin molecule is tested by ELISA（Enzyme linked immunological is inhaled
Adhesion test）Quantitative detection is carried out to hemoglobin in excrement, the key instrument used in the process is microplate reader.
However, medically, the usually individually DNA or hemoglobin in detection excrement, and one group of detection data is obtained,
Go out the disease event of sufferer by the contrast judgement between detection data and reference data, however single detection data is insufficient sometimes
To judge the situation of disease, only detects a kind of substance and judged, often cause to judge by accident.However, prior art sampling rod
Sampling groove be generally helical form, this design is to drill through collection fecal sample in excrement for the ease of sampling rod.
But above-mentioned spiral helicine sampling groove allows testing staff to be difficult to hold excrement since shape is relative complex and irregular
Just the collection capacity of sample, to be easy to impact to final inspection result；Also, due to excrement concentration be deposited in it is elongated
In helical form sampling groove so that fecal sample is difficult to quickly dissolve in the protection liquid of storage chamber, and such case can also be tied to examining
Fruit affects.
Invention content
In view of this, the present invention discloses a kind of sampling rod for stool sampling device, it is not only advantageous to testing staff and exists
Sampling amount is effectively held during stool sampling, and the fecal sample on sampling rod can be convenient for quickly to dissolve in protection liquid,
To keep inspection result more accurate.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of sampling rod for stool sampling device, including barred body and the sampling portion that is formed on barred body, it is described to take
Sample portion includes storage chamber and several through-holes, and the storage chamber is formed in the barred body and by being formed in barred body lower end
Opening connects the external world, several described through-holes are circumferentially distributed in the side wall of the barred body and extend to the storage chamber.
Due to storage chamber be formed in the barred body and by be formed in the opening of barred body lower end connect it is extraneous, one
Aspect can ensure that sampling rod can be stored in fecal sample in the storage chamber during stool sampling, on the other hand
Above structure scheme can allow the design of the shape and volume of storage chamber more flexible, avoid being limited by excessive structure, be convenient for
Storage chamber shape is pre-designed, and can be conducive to the accurate calculating to storage chamber volume, so as to preferably hold to excrement
Just sampling amount reduces the error of inspection.Such as storage chamber can be designed to the cylindrical shape or four square tubes of regular shape, so
Sampling amount can be accurately held, convenient for the accurate calculating in checkout procedure.
In addition, since several described through-holes are circumferentially distributed in the side wall of the barred body and extend to the storage chamber, because
This is rocking sampler manually after the sampling rod for acquiring fecal sample relays the storage chamber of merging sampler
In the process, the protection liquid in storage chamber can pour in storage chamber by each through-hole from the periphery of sampling rod, effectively allow
Fecal sample in storage chamber is broken up and is fully dissolved in protection liquid, and it is excessive residual in storage chamber to avoid fecal sample
It stays, to be conducive to the accurate calculating in checkout procedure so that inspection result is more accurate.
Therefore, the present invention provides a kind of sampling rod for stool sampling device, which is not only advantageous to user
Sampling amount is effectively held during stool sampling, and the fecal sample on sampling rod can be convenient for quickly to dissolve in protection
Liquid, to keep inspection result more accurate.
Further, the opening of the barred body end is covered with support net, and the support net is located at the bottom of storage chamber.
Further, the through-hole includes the inner port positioned at the external port of barred body outer wall and corresponding to storage chamber, institute
The opening area for stating external port is more than the opening area of the inner port, and storage chamber inner wall surrounding has upward zigzag prominent
It rises.
Further, the through-hole is to be obliquely installed and the height that opens up of its inner port opens up height less than external port
Degree.
Further, the through-hole is strip-shaped hole.
Further, the barred body includes operation stick and sampling head, and the sampling head is removably disposed in the operation
On stick, the sampling portion and opening are both formed on the sampling head.
Further, the quantity of the sampling head is several, and the volume size of several sampling heads is several
And each sampling head respectively can be detachably connected with the operation stick.
Further, the storage chamber is cylindrical shape, is conducive to the accurate calculating of storage chamber volume, to be advantageous for handle
Hold stool sampling amount.
Further, the outer rim of the barred body lower end is equipped with rounded corner.
The beneficial effects of the invention are as follows：
Due to storage chamber be formed in the barred body and by be formed in the opening of barred body lower end connect it is extraneous, one
Aspect can ensure that sampling rod can be stored in fecal sample in the storage chamber during stool sampling, on the other hand
Above structure scheme can allow the design of the shape and volume of storage chamber more flexible, avoid being limited by excessive structure, be convenient for
Storage chamber shape is pre-designed, and can be conducive to the accurate calculating to storage chamber volume, so as to preferably hold to excrement
Just sampling amount reduces the error of inspection.Such as storage chamber can be designed to the cylindrical shape or four square tubes of regular shape, so
Sampling amount can be accurately held, convenient for the accurate calculating in checkout procedure.
In addition, since several described through-holes are circumferentially distributed in the side wall of the barred body and extend to the storage chamber, because
This is rocking sampler manually after the sampling rod for acquiring fecal sample relays the storage chamber of merging sampler
In the process, the protection liquid in storage chamber can pass through each through-hole（202）Storage chamber is poured in from the periphery of sampling rod, is had
Effect allows the fecal sample in storage chamber to be broken up and be fully dissolved in protection liquid, and it is excessive in storage chamber to avoid fecal sample
Residual, to be conducive to the accurate calculating in checkout procedure so that inspection result is more accurate.Storage chamber inner wall surrounding is upward
Serration increases frictional force of the inner wall to excrement during taking excrement and being lifted up, to more preferable same support
Net prevents excrement from falling together.
Therefore, a kind of sampling rod for stool sampling device of the invention is not only advantageous to testing staff in stool sampling
Sampling amount is effectively held in the process, and the fecal sample on sampling rod can be convenient for quickly to dissolve in protection liquid, to make inspection
As a result more accurate.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the schematic partial cross-sectional view of preferred embodiment of the present invention.
Fig. 3 is the schematic partial cross-sectional view of preferred embodiment of the present invention.
Fig. 4 ~ 6 are the course of work schematic diagram of preferred embodiment of the present invention.
Fig. 7 is the structural schematic diagram of preferred embodiment of the present invention.
Fig. 8 is the structural schematic diagram of preferred embodiment of the present invention.
Fig. 9 is the structural schematic diagram of preferred embodiment of the present invention.
Specific implementation mode
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
As shown in Figure 1, a kind of sampling rod for stool sampling device, including barred body 100, the lower part of barred body 100 are divided into
Sampling portion 200, sampling portion 200 are made of storage chamber 201 and several through-holes 202, and specifically, storage chamber 201 is cylindrical shape, storage
It deposits chamber 201 to be formed in 100 inside of barred body and connect the external world by being formed in the opening 203 of 100 lower end of barred body, sampling rod is taking
Fecal sample can be entered to from opening 203 in storage chamber 201 during sample.In addition, each through-hole 202 is circumferentially distributed in
The side wall of barred body 100 simultaneously extends to inside storage chamber 201.
It is formed in barred body 100 due to storage chamber 201 and is connected outside by being formed in the opening 203 of 100 lower end of barred body
Boundary, therefore on the one hand can ensure that sampling rod can be stored in fecal sample in storage chamber during stool sampling, separately
One side above structure scheme can allow the design of the shape and volume of storage chamber more flexible, avoid being limited by excessive structure
System, convenient for being pre-designed for storage chamber shape, the accurate calculating to storage chamber volume can be conducive to, so as to preferably
The sampling amount to excrement is held, the error of inspection is reduced.In being originally example, storage chamber is designed to the cylindrical shape of regular shape, such as
This can accurately hold sampling amount, convenient for the accurate calculating in checkout procedure.
In addition, since each through-hole 202 is circumferentially distributed in the side wall of the barred body 100 and extends to the storage chamber 201,
Therefore after the sampling rod for acquiring fecal sample relays the storage chamber of merging sampler, and sampler is being rocked manually
During, the protection liquid in storage chamber 201 can pour in storage chamber 201 by each through-hole 202 from the periphery of sampling rod,
Effectively the fecal sample in storage chamber 201 is allowed to be broken up and be fully dissolved in protection liquid, avoids fecal sample in storage chamber 201
Interior excessive residual, to be conducive to the accurate calculating in checkout procedure so that inspection result is more accurate.
Therefore, a kind of sampling rod for stool sampling device of the invention is not only advantageous to testing staff in stool sampling
Sampling amount is effectively held in the process, and the fecal sample on sampling rod can be convenient for quickly to dissolve in protection liquid, to make inspection
As a result more accurate.
Again as shown in Figure 1, as to the further supplement of this embodiment scheme and perfect, the opening 203 of 100 lower end of barred body
Place is covered with one layer of support net 204, and support net 204 is located at the bottom of storage chamber 201.Therefore, it is concentrated and is stored when fecal sample
When in storage chamber 201, support net 204 can constitute fecal sample certain support, it is thus possible to effectively avoid excrement sample
This is dropped out due to dead weight in sampling process and out of storage chamber 201, ensures the smooth of sampling process.
As shown in Fig. 2, as to this embodiment scheme it is further supplement and it is perfect, each through-hole 202 respectively includes position
External port 2021 in 100 outer wall of barred body and the inner port 2022 corresponding to storage chamber 201, the opening area of external port 2021
More than the opening area of inner port 2022, so that the internal volume of each through-hole 202 is gradually narrowed from external port to inner port, and
This organization plan has technical effect that：When the sampling rod for acquiring fecal sample relays the storage chamber of merging sampler
After 201, and during rocking sampler manually, since the internal volume of through-hole 202 is gradual from external port to inner port
It narrowing, during protection liquid shoves from external port 2021 to inner port 2022, the pressure being subject to constantly increases, so as to
The fluid impingement force that protection liquid pours into liquid storage cylinder 201 is significantly increased, being equivalent to the impulsive force that fecal sample is subject to is enhanced,
Therefore it more effectively allows the fecal sample in storage chamber 201 to be broken up and be fully dissolved in protection liquid, avoids fecal sample
The excessive residual in storage chamber, the accurate calculating to be more conducive in checkout procedure is so that inspection result is more accurate.
As shown in figure 3, as to this embodiment scheme it is further supplement and it is perfect, each through-hole 202 be respectively tilt
Be arranged and the height of its inner port 2022 be less than external port 2021 height.And this organization plan has technical effect that：
After the sampling rod for acquiring fecal sample relays storage chamber 201 of merging sampler, and rocking sampler manually
During, by Fig. 4 ~ 5 as can be seen that actually during rocking manually, sampler is to do pendular movement,
Cause to protect liquid that cannot pour in storage chamber 201 along the axis direction of through-hole 202, but from through-hole 202 obliquely above to
Under pour in through-hole 202, therefore the impulse force of flow is decreased obviously, and the preferred embodiment of Fig. 3 can allow through-hole 202 axis direction more
For the flow direction of corresponding protection liquid, is conducive to allow protection liquid front to pour in through-hole 202 in the process in rocking for sampler, drop
The resistance of low flow, therefore can ensure that liquid is protected to have preferable impact force to break up the fecal sample in storage chamber 201.Together
When, as shown in fig. 6, since each through-hole 202 is respectively to be obliquely installed, when sampler remains static, in through-hole 202
Liquid be constantly in the state for pressing to fecal sample obliquely from above so that fecal sample can in storage chamber 201
By downward water pressure, fecal sample is caused to be easier downward out storage chamber 201, therefore to a certain extent advantageously
It is fully dissolved in protection liquid in fecal sample.
As shown in fig. 7, as to the further supplement of this embodiment scheme and perfect, the circumferencial direction around sampling portion 200
If through-hole 202, each through-hole 202 is strip-shaped hole, and each through-hole 202 is 1/4 circular arc in same row, therefore can increase guarantor
The contact area for protecting liquid and fecal sample, during rocking sampler manually, suffered by the fecal sample in storage chamber 201
The impulsive force arrived can be more abundant effective, further helps in fecal sample and is broken up and be fully dissolved in protection liquid, keeps away
Fecal sample residual excessive in storage chamber is exempted from, the accurate calculating to be more advantageous in checkout procedure is so that inspection result
It is more accurate.
As shown in figure 8, as to this embodiment scheme it is further supplement and it is perfect, barred body 100 include operation stick 101 with
Sampling head 205, sampling head 205 are removably mounted on the end of operation stick 101, and sampling portion 200 and opening 203 are both formed in and take
On sample head 205, therefore be conducive to the dismounting of sampling rod.
As shown in figure 9, as further supplement to this embodiment scheme and perfect, the quantity of sampling head 205 is 4,
The volume size of each sampling head 201 is four kinds and each sampling head 205 respectively can be detachably connected with operation stick 101,
Therefore, the storage chamber 201 in sampling head 205 can design a variety of volumes according to actual needs, and testing staff was operating
The sampling head of arbitrary volume can also be quickly and easily chosen in journey as needed（205）, use is more flexible, to meet not
Same needs.
Again as shown in Figure 1, as further supplement to this embodiment scheme and perfect, 100 lower end of the barred body it is outer
Edge is equipped with rounded corner, and setting rounded corner can make to reduce resistance during being inserted into excrement when taking just, while by sampling rod
During relaying merging sampler, the outer rim of 100 lower end of barred body will not cause to wear to the inside of sampler.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways, there is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement etc., should be included in the claims in the present invention made by within the spirit and principle of invention
Protection domain within.
Claims (6)
1. a kind of sampling rod for stool sampling device, including barred body（100）And it is formed in barred body（100）On sampling portion
（200）, barred body outer rim is linear type, is used cooperatively in the sampler equipped with protection liquid, which is characterized in that described to take
Sample portion（200）Including storage chamber（201）With several through-holes（202）, the storage chamber（201）It is formed in the barred body（100）
It is interior and by being formed in barred body（100）The opening of lower end（203）Connect extraneous, several described through-holes（202）It is circumferentially distributed
In the barred body（100）Side wall and extend to the storage chamber（201）, the through-hole（202）Including being located at barred body（100）Outside
The external port of wall（2021）And correspond to storage chamber（201）Inner port（2022）, the external port（2021）Opening face
Product is more than the inner port（2022）Opening area, the through-hole（202）It is obliquely installed and inner port（2022）Open up
Height is less than external port（2021）Open up height, the barred body（100）The opening of lower end（203）Place is covered with support net
（204）, the support net（204）Positioned at storage chamber（201）Bottom, and storage chamber inner wall surrounding has upward serration.
2. according to the sampling rod for stool sampling device described in claim 1, which is characterized in that the through-hole（202）For
Strip-shaped hole.
3. according to the sampling rod for stool sampling device described in claim 1, which is characterized in that the barred body（100）Packet
Include operation stick（101）With sampling head（205）, the sampling head（205）It is removably disposed in the operation stick（101）On, institute
State sampling portion（200）And opening（203）It is both formed in the sampling head（205）On.
4. the sampling rod according to claim 3 for stool sampling device, which is characterized in that the sampling head（205）
Quantity be several, several described sampling heads（205）Volume size be several and each sampling head（205）Respectively
It can be with the operation stick（101）It is detachably connected.
5. being used for the sampling rod of stool sampling device according to claim 1 ~ 4 any one of them, which is characterized in that the storage
Deposit chamber（201）It is cylindric either flat or rectangular.
6. being used for the sampling rod of stool sampling device according to claim 1 ~ 4 any one of them, which is characterized in that the stick
Body（100）The outer rim of lower end is equipped with rounded corner.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510314583.XA CN105092283B (en) | 2015-06-10 | 2015-06-10 | A kind of sampling rod for stool sampling device |
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| CN201510314583.XA CN105092283B (en) | 2015-06-10 | 2015-06-10 | A kind of sampling rod for stool sampling device |
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| CN105092283A CN105092283A (en) | 2015-11-25 |
| CN105092283B true CN105092283B (en) | 2018-09-25 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107290168A (en) * | 2016-04-12 | 2017-10-24 | 北京量化健康科技有限公司 | A kind of utensil and its application method for gathering and storing fecal sample |
| CN106501018A (en) * | 2016-12-09 | 2017-03-15 | 广州沣润生物科技有限公司 | A kind of feces sampler |
| CN108195616A (en) * | 2018-02-24 | 2018-06-22 | 广州市康立明生物科技有限责任公司 | A kind of excrement quantitative sampling device |
| CN108414263A (en) * | 2018-05-04 | 2018-08-17 | 上海透景诊断科技有限公司 | Fecal sample integral collecting device and method |
| CN108982146A (en) * | 2018-07-25 | 2018-12-11 | 北京金河水务建设集团有限公司 | Simple sampler and the simple method of sampling suitable for soil sampling |
| CN109490005A (en) * | 2018-11-30 | 2019-03-19 | 北京君立康博科技有限公司 | Excrement quantitative sampling device |
| US11458476B2 (en) | 2019-10-17 | 2022-10-04 | Marvin Liu | In-situ fecal specimen sampling device |
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| CN2843292Y (en) * | 2005-10-31 | 2006-12-06 | 廖坤福 | Rod for making tea |
| JP2010048776A (en) * | 2008-08-25 | 2010-03-04 | Olympus Corp | Sample collection tool and sample collection kit equipped therewith |
| CN201297989Y (en) * | 2008-12-01 | 2009-08-26 | 美康生物技术（上海）有限公司 | Stool sampling and washing device |
| JP2010266272A (en) * | 2009-05-13 | 2010-11-25 | Olympus Corp | Specimen-sampling method, specimen-sampling member, and specimen-sampling container |
| CN201859075U (en) * | 2010-11-18 | 2011-06-08 | 刘祎 | Novel disposable excrement sampler |
| CN202229936U (en) * | 2011-08-01 | 2012-05-23 | 西罗亚生技有限公司 | Excrement collector |
| CN202793874U (en) * | 2012-08-23 | 2013-03-13 | 浙江世纪康大医疗科技有限公司 | Sample sealed stirring mechanism |
| CN102847567A (en) * | 2012-08-24 | 2013-01-02 | 浙江硕华医用塑料有限公司 | Microscale sampling rod |
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| CN203191221U (en) * | 2013-02-08 | 2013-09-11 | 吴晓蔓 | Quantitative excrement sampling bottle |
| CN203337418U (en) * | 2013-05-24 | 2013-12-11 | 深圳华大基因科技有限公司 | Excrement sampler |
| CN103645130B (en) * | 2013-11-03 | 2016-08-17 | 湖南欧杰生物科技发展有限公司 | Visible component High-throughput quantitative analysis method in human or animal's excretion thing |
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| CN204008182U (en) * | 2014-08-07 | 2014-12-10 | 汪建平 | A kind of multi-cavity ight soil quantitative sampling device |
| CN204789017U (en) * | 2015-06-10 | 2015-11-18 | 广州市康立明生物科技有限责任公司 | A sample stick for stool sample device |
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