CN105445056A - Feces sampling device - Google Patents
Feces sampling device Download PDFInfo
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- CN105445056A CN105445056A CN201510915616.6A CN201510915616A CN105445056A CN 105445056 A CN105445056 A CN 105445056A CN 201510915616 A CN201510915616 A CN 201510915616A CN 105445056 A CN105445056 A CN 105445056A
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- sampler
- gatherer
- screw thread
- lid
- hollow pipeline
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- General Health & Medical Sciences (AREA)
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- Investigating Or Analysing Biological Materials (AREA)
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Abstract
The invention relates to the technical field of medical instruments, specifically to a feces sampling device. The feces sampling device comprises a collector and a sampler, wherein the sampler is placed in the collector in a nestable way, the collector is detachably and hermetically connected with the sampler, a sample pushing device is arranged in the sampler and can carry out relative displacement of a certain distance in the sampler, the sampler is hermetically connected with the collector while the sample pushing device is pushing a sample out from the interior of the sampler, and the sampler is detachably disconnected with the collector while the sample pushing device is moving from a sampling mouth to the interior of the sampler to expose a sampling chamber. The feces sampling device is simple in structure and convenient to use, facilitates a user in effective controlling of a sampling amount during feces sampling and enables the feces sample to be conveniently and rapidly dissolved into a buffer, thereby obtaining more accurate examination results.
Description
Technical field
The present invention relates to medical apparatus technical field, more specifically, relate to a kind of stool sampling device.
Background technology
At present, common ight soil detection normally adopts gatherer from the ight soil of patient, collect sub-fraction sample and detects.Some organic molecule (such as DNA composition and haemoglobin) in ight soil can as the mark of some enterogastric diseases, organic molecule in human faecal mass is quantitatively detected, some pathological phenomenons of intestines and stomach can be understood, indirectly judge GI function and disease event, thus predict, monitor generation, the development of some enterogastric diseases.Therefore, ight soil detects has become the conventional project that disease detects in a lot of medical institutions.
In existing ight soil testing process; be generally first by patient by collecting dung in a stool sampling device; stool sampling device generally deposits special damping fluid; under the protection of damping fluid; just can prevent the mark in ight soil from producing degraded; to ensure the integrality of fecal sample, thus be conducive to the accuracy of detection.Meanwhile, after the ight soil in sampler is shaken up, generally will take out a certain amount of ight soil solution with pipettor from sampler, by detecting instrument, fecal sample quantitatively be detected.But the sampling groove of prior art sampler is generally spade, this design gets collection fecal sample for the ease of shovel in ight soil.
But the sampling groove of above-mentioned spade allows user be difficult to hold the collection capacity of fecal sample, thus easily impacts final assay; Further, concentrate due to ight soil and be deposited in spade sampling groove, make fecal sample be difficult to dissolve in the damping fluid of sampler fast, this situation also can affect to assay.
Summary of the invention
The present invention is for overcoming at least one defect described in above-mentioned prior art, a kind of stool sampling device is provided, its structure is simple, easy to use, not only can be conducive to user and effectively hold sampling amount in the process of stool sampling, and fecal sample can be convenient to dissolve in damping fluid fast, thus make assay more accurate.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of stool sampling device, comprise gatherer and sampler, damping fluid is loaded with in described gatherer, described sampler estable is placed in gatherer, described gatherer and sampler is dismountable is tightly connected, wherein, sample pusher is provided with in described sampler, described sample pusher can produce the relative displacement of certain distance in sampler, the motion that described sampler and described gatherer are tightly connected and the synchronized movement that sample is released from sampler inside by described sample pusher, the motion that is separated and described sample pusher expose sampling cavity synchronized movement from the inside that the sample tap of sampler moves to sampler dismantled by described sampler and described gatherer.
Described sampler is provided with the guide frame that the relative displacement that produces certain distance to described sample pusher in sampler play the guiding role.
Technical scheme of the present invention comprises two kinds of forms:
Form one is, described collector container mouth inwall is provided with the first screw thread; Described sampler comprises hollow pipeline and lid, described hollow pipeline is transparent round tube, described sample pusher is solid push rod, described solid push rod one end is connected directly between on lid, the solid push rod other end is placed in hollow pipeline, described hollow pipeline is provided with convex edge near one end of lid, the outer wall that hollow pipeline is provided with one end, convex edge is provided with the second screw thread with the corresponding cooperation of the first screw thread on collector container mouth inwall, hollow pipeline can be tightly connected by screw thread rotation is dismountable with gatherer, and during connection, position-limiting action is played in convex edge.
Further, described guide frame comprise be located at three screw thread of described solid push rod on lid one end be located at described hollow pipeline be provided with on the inwall of one end, convex edge with the 4th screw thread of the corresponding cooperation of the 3rd screw thread on solid push rod, hollow pipeline is connected by screw thread rotation with solid push rod, serration that hollow pipeline other end inwall from port is provided with certain altitude, that be upturned.Being threaded between hollow pipeline with solid push rod is inseparable, can only produce the relative displacement of certain distance, and shift length is identical with the height of hollow pipeline serrated wall part.
Further, being threaded between hollow pipeline and gatherer has synchronous mobility with being threaded between hollow pipeline and solid push rod, namely in the process that rotating solid push rod is threaded with hollow pipeline, hollow pipeline can be engaged by screw thread rotation with identical speed, direction and gatherer, can make simple to operate like this.
The using method of this kind of form is that user is after an action of the bowels drained, a hand-held gatherer, one hand-held lid rotates solid push rod, and solid push rod is ined succession hollow pipeline, now can expose bottom hollow pipeline and get just chamber, select ight soil to have certain thickness place, vertically insert ight soil, rotate a circle and get just; Hollow pipeline due to sampler is transparent round tube, user can see the height of the fecal specimens collected in sampler, when the fecal specimens gathered also does not reach required height, how slotting the completing several times in certain thickness place can be had to get just at ight soil.Hollow pipeline of being ined succession by solid push rod afterwards turns back to gatherer, screws, and mixing of rolling, the label of pipe outer wall finished writing name and adopts the just date, returning tester, so far end of operation.
Form two is that described sampler comprises a hollow bowl, is arranged with an outer tube, keeps suitable assembly clearance between interior pipe and outer tube outside described interior pipe, and to ensure that interior pipe and outer tube can relatively rotate, described inner and outer tubes are transparent round tube; Described sample pusher is sliding seat, described sliding seat is located at internal tube, described sliding seat can produce the relative displacement of certain distance in interior pipe, described interior pipe one end is connected with lid, the inwall of described lid is provided with the 5th screw thread, the outer wall of described collector container mouth is provided with the 6th screw thread with the corresponding cooperation of the 5th screw thread on described lid, and described lid can be tightly connected by screw thread rotation is dismountable with described gatherer.
Further, described guide frame comprise be located at described interior pipe both sides chute, be located at the helical guide groove on described outer tube wall and be located at the convex axle of semisphere of described sliding seat both sides, described convex axle coordinates with described helical guide groove through described chute.Under the driving effect of described helical guide groove, described convex axle along described runner movement, can realize the relative displacement of described sliding seat at described internal tube generation certain distance with this.Because described convex axle is semisphere, so be point cantact between convex axle and described helical guide groove, more smooth and easy to ensure the driving of helical guide groove to convex axle.
Further, in order to realize the driving effect of described helical guide groove to described convex axle, described outer tube and described interior pipe must relatively rotate; Again because described interior pipe is connected with described lid, so while rotating lid, described interior pipe can follow lid to rotate, as long as therefore fix outer tube while rotation lid just can realize relatively rotating of inner and outer tubes.The mode of fixing outer tube has two kinds, and first kind of way is that the outer wall of described outer tube is provided with the first adapter, and the inwall of described gatherer is provided with the second adapter with described first adapters co-operate; When sampler cover is stacked and placed in gatherer, the first adapter and the second adapter closely cooperate, and maintain static to realize rotating described outer tube while lid, to ensure the driving effect of helical guide groove to described convex axle.The making material of described first adapter and the second adapter is relatively more extensive, and can be silica gel, also can be plastics, can also be rubber.The second way is that the outer wall of described outer tube is provided with the first flange, and the first flange is provided with the 7th screw thread, and the inwall of described gatherer is provided with the second flange, and described second flange is provided with the 8th screw thread with the 7th threaded engagement; When sampler cover is stacked and placed in gatherer, the 7th screw thread and the 8th is threaded through and is rotatably connected, and maintains static to realize rotating described outer tube while lid, to ensure the driving effect of helical guide groove to described convex axle.
Further, the motion that is tightly connected by screw thread rotation of described lid and described gatherer and described sliding seat move to the synchronized movement at interior pipe mouth of pipe place from described internal tube maximum displacement; Described lid and described gatherer dismantle by screw thread rotation the motion that is separated and described sliding seat moves to the synchronized movement of internal tube maximum displacement place from the described interior pipe mouth of pipe.
The using method of this kind of form is that user is after an action of the bowels drained, a hand-held gatherer, one hand-held lid, turns on the lid on gatherer, while twisting the lid off, described sliding seat is moved to the inside of sampler from the fecal sample exit of sampler, exposes sampling cavity.The hand-held gatherer of user one, take sampler on the other hand, ight soil is selected to have certain thickness place, sampler is vertically inserted ight soil, rotate a circle and get just, the inner and outer tubes due to sampler are all transparent round tube, and user can see the height of the fecal specimens collected in sampler, when the fecal specimens gathered also does not reach required height, how slotting the completing several times in certain thickness place can be had to get just at ight soil.Then turn back in gatherer by sampler, lid and gatherer are screwed, while screwing up lid, described sliding seat is moved to the fecal sample exit of sampler from the inside of sampler, be pushed in gatherer by fecal specimens.Roll after mixing, the label of gatherer outer wall finished writing name and adopts the just date, returning tester, so far end of operation.
The invention has the beneficial effects as follows:
Sampling part due to described sampler is transparent round tube; just amount of getting when getting just can be determined according to the height of fecal specimens in interior pipe floorage and interior pipe; such as, pipe floorage is 1cm2; faecal density is 1g/cm3; the height then getting the fecal specimens needed for 1g, 2g, 4g ight soil is 1cm; 2cm, 4cm.So just to sampling amount accurate assurance, the accurate calculating in checkout procedure can be convenient to.
Because sampler inside is provided with a sample pusher and described sample pusher can produce the relative displacement of certain distance in sampler, the motion that described sampler and described gatherer are tightly connected and the synchronized movement that sample is released from sampler inside by described sample pusher, therefore after having gathered fecal specimens, sampler cover is stacked and placed in gatherer, as long as sampler and gatherer are screwed up, fecal sample in sampler will be released by sample pusher, and then fully dissolve in the damping fluid of gatherer splendid attire, simplify operation, convenient and practical.
Serration that be provided with certain altitude due to sampler hollow pipeline in form one for the inwall sampling one end, that be upturned, therefore this just makes taking in the process that ight soil upwards mentions, and the ight soil in hollow pipeline not easily drops out.
Therefore, structure of the present invention is simple, easy to use, not only can be conducive to user and effectively hold sampling amount in the process of stool sampling, and can be convenient to fecal sample and dissolve in damping fluid fast, thus makes assay more accurate.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the structural representation of the sampler of the embodiment of the present invention 1.
Fig. 3 is the one-piece construction schematic diagram of the embodiment of the present invention 2.
Fig. 4 is the structural representation of the sampler of the embodiment of the present invention 2.
Fig. 5 is the structural representation of the gatherer of the embodiment of the present invention 2.
Fig. 6 is the explosive view of Fig. 4.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.Describe position relationship in accompanying drawing only for exemplary illustration, the restriction to this patent can not be interpreted as.
embodiment 1
As shown in Figure 1, a kind of stool sampling device, comprise gatherer 1 and sampler 2, damping fluid is loaded with in described gatherer 1, described sampler 2 estable is placed in gatherer 1, described gatherer 1 can be tightly connected with sampler 2 is dismountable, wherein, sample pusher is provided with in described sampler 2, described sample pusher can produce the relative displacement of certain distance in sampler 2, the motion that described sampler 2 and described gatherer 1 are tightly connected and the synchronized movement that sample is released from sampler 2 inside by described sample pusher, the motion that is separated and described sample pusher expose sampling cavity synchronized movement from the inside that the sample tap of sampler 2 moves to sampler 2 dismantled by described sampler 2 and described gatherer 1.
In the present embodiment, described sampler 2 is provided with the guide frame that the relative displacement that produces certain distance to described sample pusher in sampler 2 play the guiding role.
As shown in Figure 1-2, in the present embodiment, described gatherer 1 vessel port inwall is provided with the first screw thread, described sampler 2 comprises hollow pipeline 21 and lid 22, described hollow pipeline 21 is transparent round tube, described sample pusher is solid push rod 23, described solid push rod 23 one end is connected directly between on lid 22, solid push rod 23 other end is placed in hollow pipeline 21, described hollow pipeline 21 is provided with convex edge near one end of lid 22, the outer wall that hollow pipeline 21 is provided with one end, convex edge is provided with the second screw thread with the corresponding cooperation of the first screw thread on gatherer 1 vessel port inwall, hollow pipeline 21 can be tightly connected by screw thread rotation is dismountable with gatherer 1, during connection, position-limiting action is played in convex edge.
As shown in Figure 1-2, described guide frame comprise be located at three screw thread of described solid push rod 23 on lid 22 one end be located at described hollow pipeline 21 be provided with on the inwall of one end, convex edge with the 4th screw thread of the corresponding cooperation of the 3rd screw thread on solid push rod 23, hollow pipeline 21 is connected by screw thread rotation with solid push rod 23, serration that hollow pipeline 21 other end inwall from port is provided with certain altitude, that be upturned.Being threaded between hollow pipeline 21 with solid push rod 23 is inseparable, can only produce the relative displacement of certain distance, and shift length is identical with the height of hollow pipeline serrated wall part.
In the present embodiment, being threaded between hollow pipeline 21 and gatherer 1 has synchronous mobility with being threaded between hollow pipeline 21 and solid push rod 23, namely in the process that rotating solid push rod 23 is threaded with hollow pipeline 21, hollow pipeline 21 can be engaged by screw thread rotation with identical speed, direction and gatherer 1, can make simple to operate like this.
The using method of the present embodiment is, user is after an action of the bowels drained, one hand-held gatherer 1, one hand-held lid 22 rotates solid push rod 23, solid push rod 23 is ined succession hollow pipeline 21, now can expose bottom hollow pipeline 21 and get just chamber, select ight soil to have certain thickness place, vertically insert ight soil, rotate a circle and get just, hollow pipeline 21 of being ined succession by solid push rod 23 afterwards turns back to gatherer, screw, and mixing of rolling, the label of pipe outer wall is finished writing name and adopts the just date, return tester, so far end of operation.
embodiment 2
As shown in Figure 3, a kind of stool sampling device, comprise gatherer 1 and sampler 2, damping fluid is loaded with in described gatherer 1, described sampler 2 estable is placed in gatherer 1, described gatherer 1 can be tightly connected with sampler 2 is dismountable, wherein, sample pusher is provided with in described sampler 2, described sample pusher can produce the relative displacement of certain distance in sampler 2, the motion that described sampler 2 and described gatherer 1 are tightly connected and the synchronized movement that sample is released from sampler 2 inside by described sample pusher, the motion that is separated and described sample pusher expose sampling cavity synchronized movement from the inside that the sample tap of sampler 2 moves to sampler 2 dismantled by described sampler 2 and described gatherer 1.
In the present embodiment, described sampler 2 is provided with the guide frame that the relative displacement that produces certain distance to described sample pusher in sampler 2 play the guiding role.
As Figure 4-Figure 6, described sampler 2 comprises a hollow bowl 201, is arranged with an outer tube 202, keeps suitable assembly clearance between interior pipe 201 and outer tube 201 outside described interior pipe 201, to ensure that interior pipe 201 can relatively rotate with outer tube 202, described interior pipe 201 and outer tube 202 are transparent round tube; Described sample pusher is sliding seat 203, it is inner that described sliding seat 203 is located at interior pipe 201, described interior pipe 201 one end is connected with lid 3, the inwall of described lid 3 is provided with the 5th screw thread, the outer wall of described gatherer 1 vessel port is provided with the 6th screw thread with the corresponding cooperation of the 5th screw thread on described lid 3, and described lid 3 can be tightly connected by screw thread rotation is dismountable with described gatherer 1.
As shown in Figure 6, described guide frame comprise be located at described interior pipe 201 both sides chute 2011, be located at the helical guide groove 2021 on described outer tube 202 inwall and be located at the convex axle 2031 of semisphere of described sliding seat 203 both sides, described convex axle 2031 coordinates with described helical guide groove 2021 through described chute 2011.Under the driving effect of described helical guide groove 2021, described convex axle 2031 can move along described chute 2011, realizes the relative displacement of described sliding seat 203 at described interior pipe 201 inside generation certain distance with this.Because described convex axle 2031 is semisphere, so be point cantact between convex axle 2031 and described helical guide groove 2021, more smooth and easy to ensure the driving of helical guide groove 2021 to convex axle 2031.
In order to realize the driving effect of described helical guide groove 2021 to described convex axle 2031, described outer tube 202 and described interior pipe 201 must relatively rotate; Again because described interior pipe 201 is connected with described lid 3, so rotate while lid 3, described interior pipe 201 can follow lid 3 to rotate, as long as therefore fix outer tube 202 just can realize relatively rotating of interior pipe 201 and outer tube 202 while rotating lid 3.As in Figure 3-5, the mode of fixing outer tube 202 is that the outer wall of described outer tube 202 is provided with the first adapter 2022, and the inwall of described gatherer 1 is provided with the second adapter 101 coordinated with described first adapter 2022; When sampler 2 cover is stacked and placed in gatherer 1, the first adapter 2022 and the second adapter 101 closely cooperate, and maintain static to realize rotating described outer tube 202 while lid 3, to ensure the driving effect of helical guide groove 2021 to described convex axle 2031.The making material of described first adapter 2022 and the second adapter 101 can be silica gel, and also can be plastics, can also be rubber.
In the present embodiment, the motion that described lid 3 and described gatherer 1 are tightly connected by screw thread rotation and described sliding seat 203 move to the synchronized movement at interior pipe 201 mouth of pipe place from the inner maximum displacement of described interior pipe 201; Described lid 3 and described gatherer 1 dismantle by screw thread rotation the motion that is separated and described sliding seat 203 moves to the synchronized movement of inner maximum displacement place of interior pipe 201 from described interior pipe 201 mouth of pipe.
The method of operating of the present embodiment and principle:
User is after an action of the bowels drained, and the hand-held lid 3 of a hand-held gatherer 1, twists the lid off 3, and twist the lid off while 3, described sliding seat 203 is also moved to the inside of sampler 2 from the fecal sample exit of sampler 2, expose sampling cavity.The hand-held gatherer 1 of user one, take sampler 2 on the other hand, ight soil is selected to have certain thickness place, sampler 2 is vertically inserted ight soil, rotate a circle and get just, because pipe 201 in sampler 2 and outer tube 202 are all transparent round tube, user can see the height of the fecal specimens collected in sampler 2, when the fecal specimens gathered also does not reach required height, how slotting the completing several times in certain thickness place can be had to get just at ight soil.Then turn back in gatherer 1 by sampler 2, lid 3 and gatherer 1 are screwed, while screwing up lid 3, described sliding seat 203 is also moved to the fecal sample exit of sampler 2 from the inside of sampler 2, be pushed in gatherer 1 by fecal specimens.Roll after mixing, the label of gatherer 1 outer wall finished writing name and adopts the just date, returning tester, so far end of operation.
embodiment 3
The present embodiment is similar to Example 2, its key distinction is that the fixed form of described outer tube 202 is different, the fixed form of outer tube 202 described in the present embodiment is, the outer wall of described outer tube 202 is provided with the first flange, first flange is provided with the 7th screw thread, the inwall of described gatherer 1 is provided with the second flange, and described second flange is provided with the 8th screw thread with the 7th threaded engagement; When sampler 2 cover is stacked and placed in gatherer 1, the 7th screw thread and the 8th is threaded through and is rotatably connected, and maintains static to realize rotating described outer tube 202 while lid 3, to ensure the driving effect of helical guide groove 2021 to described convex axle 2031.The method of operating of the present embodiment is identical with embodiment 2 with principle.
Obviously, the above embodiment of the present invention is only used to example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (10)
1. a stool sampling device, comprise gatherer (1) and sampler (2), described gatherer is loaded with damping fluid in (1), described sampler (2) estable is placed in gatherer (1), described gatherer (1) is tightly connected with sampler (2) is dismountable, it is characterized in that, described sampler is provided with sample pusher in (2), described sample pusher can produce the relative displacement of certain distance in sampler (2), the motion that described sampler (2) and described gatherer (1) are tightly connected and the synchronized movement that sample is released from sampler (2) inside by described sample pusher, the motion that is separated and described sample pusher expose sampling cavity synchronized movement from the inside that the sample tap of sampler (2) moves to sampler (2) dismantled by described sampler (2) and described gatherer (1).
2. a kind of stool sampling device according to claim 1, is characterized in that, described sampler (2) is provided with the guide frame that the relative displacement that produces certain distance to described sample pusher in sampler (2) play the guiding role.
3. a kind of stool sampling device according to claim 2, is characterized in that, described gatherer (1) vessel port inwall is provided with the first screw thread, described sampler (2) comprises hollow pipeline (21) and lid (22), described sample pusher is solid push rod (23), described solid push rod (23) one end is connected directly between on lid (22), solid push rod (23) other end is placed in hollow pipeline (21), described hollow pipeline (21) is provided with convex edge near one end of lid (22), the outer wall that hollow pipeline (21) is provided with one end, convex edge is provided with the second screw thread with the corresponding cooperation of the first screw thread on gatherer (1) vessel port inwall, hollow pipeline (21) can be tightly connected by screw thread rotation is dismountable with gatherer (1).
4. a kind of stool sampling device according to claim 3, it is characterized in that, described guide frame comprise be located at three screw thread of described solid push rod (23) on lid (22) one end with on the inwall being located at described hollow pipeline (21) and being provided with one end, convex edge with the 4th screw thread of the corresponding cooperation of the 3rd screw thread on solid push rod (23), hollow pipeline (21) is connected by screw thread rotation with solid push rod (23), serration that hollow pipeline (21) other end inwall from port is provided with certain altitude, that be upturned.
5. a kind of stool sampling device according to claim 4, it is characterized in that, being threaded between hollow pipeline (21) with solid push rod (23) is inseparable, can only produce the relative displacement of certain distance, shift length is identical with the height of hollow pipeline (21) serrated wall part; Being threaded between hollow pipeline (21) and gatherer (1) has synchronous mobility with being threaded between hollow pipeline (21) and solid push rod (23).
6. a kind of stool sampling device according to claim 2, it is characterized in that, described sampler (2) comprises a hollow bowl (201), described interior pipe (201) outside is arranged with an outer tube (202), interior pipe (201) and outer tube (202) can relatively rotate, described sample pusher is sliding seat (203), it is inner that described sliding seat (203) is located at interior pipe (201), described sliding seat (203) can produce the relative displacement of certain distance in interior pipe (201), described interior pipe (201) one end is connected with lid (3), the inwall of described lid (3) is provided with the 5th screw thread, the outer wall of described gatherer (1) vessel port is provided with the 6th screw thread with the corresponding cooperation of the 5th screw thread on described lid (3), described lid (3) can be tightly connected by screw thread rotation is dismountable with described gatherer (1).
7. a kind of stool sampling device according to claim 6, it is characterized in that, described guide frame comprise be located at described interior pipe (201) both sides chute (2011), be located at the helical guide groove (2021) on described outer tube (202) inwall and be located at the convex axle of semisphere (2031) of described sliding seat (203) both sides, described convex axle (2031) coordinates with described helical guide groove (2021) through described chute (2011).
8. a kind of stool sampling device according to claim 7, it is characterized in that, the outer wall of described outer tube (202) is provided with the first adapter (2022), and the inwall of described gatherer (1) is provided with the second adapter (101) coordinated with described first adapter (2022).
9. a kind of stool sampling device according to claim 7, it is characterized in that, the outer wall of described outer tube (202) is provided with the first flange, first flange is provided with the 7th screw thread, the inwall of described gatherer (1) is provided with the second flange, and described second flange is provided with the 8th screw thread with the 7th threaded engagement.
10. according to the arbitrary described a kind of stool sampling device of claim 6 to 9, it is characterized in that, the motion that described lid (3) and described gatherer (1) are tightly connected by screw thread rotation and described sliding seat (203) move to the synchronized movement at interior pipe (201) mouth of pipe place from the inner maximum displacement of described interior pipe (201); Described lid (3) and described gatherer (1) dismantle by screw thread rotation the motion that is separated and described sliding seat (203) moves to the synchronized movement of interior pipe (201) inner maximum displacement place from described interior pipe (201) mouth of pipe.
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| CN201510915616.6A CN105445056B (en) | 2015-12-10 | 2015-12-10 | A kind of stool sampling device |
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| CN201510915616.6A CN105445056B (en) | 2015-12-10 | 2015-12-10 | A kind of stool sampling device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443827A (en) * | 2018-10-29 | 2019-03-08 | 迈卓泰科（天津）医疗科技有限公司 | A kind of direct-push sampler |
| CN110553871A (en) * | 2019-09-29 | 2019-12-10 | 青岛爱博检测科技有限公司 | Stool sample collection and detection integrated electrical measurement device and use method thereof |
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| CN109443827A (en) * | 2018-10-29 | 2019-03-08 | 迈卓泰科（天津）医疗科技有限公司 | A kind of direct-push sampler |
| CN110553871A (en) * | 2019-09-29 | 2019-12-10 | 青岛爱博检测科技有限公司 | Stool sample collection and detection integrated electrical measurement device and use method thereof |
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|---|---|
| CN105445056B (en) | 2018-12-14 |
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