CN104161550A - DNA sample collection and preservation device - Google Patents
DNA sample collection and preservation device Download PDFInfo
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- CN104161550A CN104161550A CN201410399154.2A CN201410399154A CN104161550A CN 104161550 A CN104161550 A CN 104161550A CN 201410399154 A CN201410399154 A CN 201410399154A CN 104161550 A CN104161550 A CN 104161550A
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- cotton swab
- retaining clip
- driver plate
- cotton
- supporting
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- 238000004321 preservation Methods 0.000 title abstract 3
- 229920000742 Cotton Polymers 0.000 claims abstract description 214
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- 238000012856 packing Methods 0.000 claims description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 12
- 239000012620 biological material Substances 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 108020004414 DNA Proteins 0.000 description 16
- 238000005070 sampling Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 239000002274 desiccant Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005755 formation reaction Methods 0.000 description 4
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- 238000011109 contamination Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
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- 102000053602 DNA Human genes 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
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- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
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- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
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- 230000008092 positive effect Effects 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
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- 208000012991 uterine carcinoma Diseases 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a DNA sample collection and preservation device, and belongs to the technical field of nucleic acid DNA or RNA collection tools. The DNA sample collection and preservation device comprises a cotton swab protection clamp, a cotton swab bearing and limiting plate and a cotton swab pivotal bearing mechanism. The cotton swab protection clamp is provided with a pair of corresponding protection clamp arms, the cotton swab bearing and limiting plate is arranged between the protection clamp arms and on the upper portions of the protection clamp arms, the cotton swab pivotal bearing mechanism is used for unfolding cotton swabs out of a cotton swab protection clamp cavity of the cotton swab protection clamp or returning the cotton swabs to the cotton swab protection clamp cavity, and the cotton swab pivotal bearing mechanism is arranged between the protection clamp arms, and is arranged on the lower portions of the protection clamp arms. Biomaterials on the cotton swabs are prevented from being transferred the second time, and the detection rate of DNA in the subsequent detection process is guaranteed. The structure is simplified, manufacturing is convenient, and cost is lowered. Exogenous pollution is avoided, and therefore the quality of detecting materials can be guaranteed. Good practicality is achieved, and the device is convenient to carry and store.
Description
Technical field
The invention belongs to nucleic acid DNA or RNA sampling instrument technical field, be specifically related to a kind of DNA sample collection and save set.
Background technology
No matter detect DNA and be in medical treatment, criminal case investigation, the field such as discriminating, archaeology to accident and natural disaster victim or all there is positive effect in animals and plants inspection and quarantine field, but must sample before detecting DNA, that is to say that DNA sampling is the prerequisite detecting, and will become water without a source, like a tree without roots otherwise detect.
Utilize cotton swab wiping and shift that those cannot extract by material object such as bloodstain, body fluid liquid mark, seminal stain, the contact biological material of deciduous cell and so on is the technological means generally adopting at present, but utilize cotton swab collecting sample to have following technical problem: the one, due to finger holding on the cotton swab bar body of rod pinch position be difficult to appropriateness grasp, if thereby hold pinch position from cotton balls excessively away from, unable to the wiping of contact biological material and even easily fracture, pinch position and too approach cotton balls place if held, although can increase wiping dynamics, but exist finger or glove directly to contact with sample and cause sample to produce the anxiety of external source background contamination, produce exogenous pollution, the 2nd, there is secondary transferring loss, because be conventionally placed on after cotton swab sampling finishes in kraft paper bag (custom claims envelope) or similar Material evidence bag, so because cotton balls directly contacts with sack, thereby easily cause template loss, the 3rd, due to the cotton swab after sampling is dried in the shade in paper bag in sealing, thereby the time of drying in the shade is tediously long and be unfavorable for embodying the effect of drying in the shade of entirety, the 4th, also can be because accidentally polluting in the carrying process of cotton swab before sampling, impact sampling effect, finally affects the detection analytical effect to DNA.
Technical information about DNA sample collection and save set can be seen in disclosed Chinese patent literature, for example Granted publication CN2910118Y recommends to have " a kind of DNA gene sampling wiper ", the structure that this patent scheme adopts loop bar to match with push rod, and form and have profile of tooth clamping part in one end of loop bar, on profile of tooth clamping part, cotton balls is set, when cotton balls dips after the epithelial cell of oral mucosa, push rod by cotton balls by from the profile of tooth clamping part of sleeve pipe and pack in sampling box.It is clinical that visible this patent scheme is only applicable to medical treatment.Granted publication CN203379140U provides " DNA sample harvester ", because this patent is mainly used in the examination to women's uterus carcinoma, to obtaining uterus exfoliative cyte in vagina, thereby is also only applicable to medical clinical.
" contact biological material DNA takes store method and device " typically introduced as application for a patent for invention publication No. CN103389222A, this patent application scheme belongs to DNA sample collection and the save set category that the applicant mentions in the above, with respect to application for a patent for invention publication No. CN103033391A(biological material collection and storage appts) improve to some extent, extremely be suitable for the investigation of criminal case etc., and objectively can embody the 0018th section of listed technique effect of its description.But there is following shortcoming: one, due to cotton swab and cock body are fixed, and cock body and body are fixed, although thereby can make cotton swab avoid in vacant state polluting and secondary transferring loss at the body intracavity of body, but use and inconvenience, because need in use by stopper (patent claims the first cock body) from body dial from, take cotton swab by stopper and shift out body, after sample collection finishes, stopper is turned back to body intracavity together with cotton swab, especially stopper being shifted out together with cotton swab in the endoceliac operating process of body and recurrent canal, once operation owes careful, the wall of cotton swab and body can come in contact phenomenon so, there is the anxiety of external source background contamination, they are two years old, because needs rely on desiccant, cotton swab is dried, thereby arrange an isolation grid and a stopper (patent claims the second cock body) towards one end of cotton balls at body, in the space forming, establish desiccant between by this stopper and isolation grid, so not only complex structure, and cost is large, because this device is generally disposable use, its three, be that desiccant chamber must communicate with cotton swab chamber (being aforesaid body chamber) in the hole on web plate by isolation due to the chamber of desiccant being set, once thereby the desiccant of desiccant consider to be worth doing and enter cotton swab chamber, can pollute so undoubtedly.
For above-mentioned prior art, be necessary to be improved, the applicant has done useful design for this reason, has formed technical scheme described below.
Summary of the invention
Task of the present invention is to provide a kind of biological material helping avoid on cotton swab to produce secondary transferring and use the recall rate to DNA in guarantee subsequent detection process, be conducive to meet cotton swab is naturally dried in the shade requirement and uses simplified structure, convenient making and reduction use cost, be of value to and prevent sample on cotton swab to produce and pollute and use and ensure the quality of sample and have to be easy to carry and conveniently to hold in the process of collecting sample and pinch and use the DNA sample collection and the save set that embody desirable practical function.
Task of the present invention completes like this, and a kind of DNA sample collection and save set comprise a cotton swab retaining clip, and this cotton swab retaining clip has a pair of retaining clip arm corresponding to each other; One cotton swab supporting limiting plate, this cotton swab supporting limiting plate is arranged between a pair of retaining clip arm and is positioned at the top of a pair of retaining clip arm; One for putting on display cotton swab in the cotton swab retaining clip chamber of cotton swab retaining clip or being back to the cotton swab pivotable supporting device in cotton swab retaining clip chamber, and this cotton swab pivotable supporting device is arranged between a pair of retaining clip arm, and is positioned at the bottom of a pair of retaining clip arm.
In a specific embodiment of the present invention, on the top of the described a pair of retaining clip arm of described cotton swab retaining clip and respectively offering the chimeric flange caulking groove of a cotton swab supporting limiting plate corresponding to the position of described cotton swab supporting limiting plate, cotton swab supporting limiting plate supports the chimeric flange caulking groove of limiting plate at described cotton swab retaining clip intracavity and cotton swab and matches.
In another specific embodiment of the present invention, on the left side of described cotton swab supporting limiting plate and right side and be respectively extended with the chimeric flange of a cotton swab supporting limiting plate corresponding to the position of the chimeric flange caulking groove of described cotton swab supporting limiting plate, the chimeric flange of this cotton swab supporting limiting plate embeds in the chimeric flange caulking groove of cotton swab supporting limiting plate; Support the front-end and back-end of limiting plate and respectively offer a cotton swab supporting restriction groove in position to correspond to each other at cotton swab, this cotton swab supporting limits groove and communicates with the external world; Cotton swab supporting limiting plate towards on a side be extended with a cotton balls demarcation strip, this cotton balls demarcation strip is positioned at the middle position of length direction of cotton swab supporting limiting plate and vertical with cotton swab supporting limiting plate, is separated out the first cotton balls chamber and the second cotton balls chamber by this cotton balls demarcation strip on the top in described cotton swab retaining clip chamber; The forward edge position of any one the retaining clip arm in described a pair of retaining clip arm and posterior edges position and be respectively extended with one for the cotton balls chamber open-close cover protecting is covered in the first cotton balls chamber and the second cotton balls chamber in the position of the accent that corresponds respectively to the first cotton balls chamber and the second cotton balls chamber.
In another specific embodiment of the present invention, the position that limits the bottom land of groove in the supporting of described cotton swab is expanded and is established and form and have a cotton swab to limit chamber.
In another specific embodiment of the present invention, appointing in described a pair of retaining clip arm select on a retaining clip arm and be positioned at the front side at middle part of the short transverse of retaining clip arm and the position of rear side each form have attacker's cavity.
Also have in a specific embodiment of the present invention, in the bottom of described a pair of retaining clip arm and respectively offer a driving plate pin axis hole in position to correspond to each other, described cotton swab pivotable supporting device is being arranged between a pair of retaining clip arm corresponding to the position of driving plate pin axis hole.
More of the present invention and in a specific embodiment, described cotton swab pivotable supporting device comprises one first driver plate, one second driver plate and a driver plate bearing pin, driver plate bearing pin is plugged in the described driving plate pin axis hole of bottom of described a pair of retaining clip arm, offer one in the middle position of the first driver plate and connect the one first driver plate hole to opposite side from a side of the first driver plate, this the first driver plate hole is nested with rotationally on driver plate bearing pin, and on the dish edge of the first driver plate, be extended with one first cotton swab socket and one first pusher dog, this the first cotton swab socket and the first pusher dog around the circumferencial direction of the first driver plate apart 180 °, right side at the second driver plate corresponding to the first driver plate, offer one in the middle position of this second driver plate and connect one second driver plate to opposite side from a side of the second driver plate, this the second driver plate hole is nested with rotationally on driver plate bearing pin, and on the dish edge of the second driver plate, be extended with one second cotton swab socket and one second pusher dog, this the second cotton swab socket and the second pusher dog around the circumferencial direction of the second driver plate apart 180 °.
In of the present invention and then a specific embodiment, the position of first, second described driver plate on described driver plate bearing pin is opposite each other and use and staggered in the position of described the first pusher dog and described the second pusher dog.
Of the present invention again more and in a specific embodiment, on described driver plate bearing pin, be provided with first, second packing ring and one the 3rd packing ring, the first packing ring is corresponding to the left side of described the first driver plate, the second packing ring is corresponding between first, second driver plate, and the 3rd packing ring is corresponding to the right side of the second driver plate.
In again of the present invention and then a specific embodiment, described the first cotton swab socket forms one first cotton swab jack, and the second described cotton swab socket formation has one second cotton swab jack, and all rounded or trianglees of the shape of cross section of the first cotton swab socket and the second cotton swab socket.
One of technique effect of technical scheme provided by the invention, because the top between a pair of retaining clip arm of cotton swab retaining clip is provided with cotton swab supporting limiting plate and is provided with cotton swab pivotable supporting device in bottom, thereby after cotton swab is placed on cotton swab pivotable supporting device and matches with cotton swab supporting limiting plate, just can make cotton swab in the non-contacting dummy status of driving of a pair of retaining clip arm, avoid the biological material on cotton swab to produce secondary transferring, guarantee the recall rate to DNA in subsequent detection process; Two, because the chamber of a pair of retaining clip arm is not sealed, thereby under the prerequisite of the desiccant without using in by means of prior art, can meet the nature requirement of drying in the shade, both simplified the structure and convenient making, reduced again use cost; Three, owing to having made the cotton swab after sample collection rely on cotton swab supporting limiting plate to be positioned to drive dummy status, thereby there will not be exogenous pollution and ensured the quality of sample; Four, under the state of pinching a pair of retaining clip arm, seize cotton swab on both sides by the arms and sample owing to can cotton swab being put on display a pair of retaining clip arm outside and hold by cotton swab pivotable supporting device in when sampling, thereby there is good practicality; Five, have and carry and preserve effect easily.
Brief description of the drawings
Fig. 1 is embodiments of the invention and application examples schematic diagram.
Fig. 2 is the cutaway view of Fig. 1.
Fig. 3 is the schematic diagram that the cotton swab shown in Fig. 1 is put on display a pair of retaining clip arm.
Fig. 4 is another embodiment schematic diagram of the cotton swab supporting limiting plate shown in Fig. 1 to Fig. 3.
Fig. 5 is another embodiment schematic diagram of a pair of retaining clip arm shown in Fig. 1 to Fig. 4.
Detailed description of the invention
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, applicant elaborates the mode with embodiment below, but be not all the restriction to the present invention program to the description of embodiment, any done according to the present invention design only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.
The concept of every directivity (or claiming directionality) that relates to upper, middle and lower, left and right, front and rear is all for the residing location status of figure being described in the following description, object is to facilitate public understanding, thereby can not be understood as being particularly limited technical scheme provided by the invention.
Refer to Fig. 1, provide a cotton swab retaining clip 1, because this cotton swab retaining clip 1 has a pair of retaining clip arm 11 corresponding to each other, thereby the front side of this cotton swab retaining clip 1, rear side and bottom all do not seal, more particularly the shape in the cotton swab retaining clip chamber 12 of cotton swab retaining clip 1 is the n shape structure of (or claiming door font) substantially.Provided a cotton swab supporting limiting plate 2, this cotton swab supporting limiting plate 2 is arranged between a pair of retaining clip arm 11, and top between a pair of retaining clip arm 11.Provided a cotton swab pivotable supporting device 3, this cotton swab pivotable supporting device 3 is arranged between a pair of retaining clip arm 11, and below between a pair of retaining clip arm 11, corresponding to the below of cotton swab supporting limiting plate 2.
In order to be connected with a pair of retaining clip arm 11 in aforesaid cotton swab retaining clip chamber 12 for aforesaid cotton swab supporting limiting plate 2, thereby respectively offer the chimeric flange caulking groove 111 of a cotton swab supporting limiting plate on the top of this pair of retaining clip arm 11 and in mutually corresponding position, the chimeric flange caulking groove 111 of this cotton swab supporting limiting plate is corresponding with cotton swab supporting limiting plate 2, that is to say that cotton swab supporting limiting plate 2 is corresponding with the chimeric flange caulking groove 111 of cotton swab supporting limiting plate, and support the chimeric flange caulking groove 111 phase scarves of limiting plate with cotton swab.
As shown in Figure 1, on the aforementioned cotton swab supporting left side of limiting plate 2 and the side on right side and in the position of supporting the chimeric flange caulking groove 111 of limiting plate corresponding to aforementioned cotton swab, be respectively extended with the chimeric flange 21 of a cotton swab supporting limiting plate, the chimeric flange 21 of this cotton swab supporting limiting plate embeds in the chimeric flange caulking groove 111 of cotton swab supporting limiting plate, support the front-end and back-end of limiting plate 2 and respectively offer a cotton swab supporting restriction groove 22 in position to correspond to each other at cotton swab, this cotton swab supporting limits groove 22 and communicates with the external world.The cotton swab bar body of rod of the cotton swab 4 shown in figure limits groove 22 with this cotton swab supporting and matches, and inlay card limits in groove 22 in cotton swab supporting.
As preferred scheme, can expand at the position of the bottom land of aforesaid cotton swab supporting restriction groove 22 to establish and form a cotton swab restriction chamber 221, when cotton swab 4 enter this cotton swab limit chamber 221 interior after, dash forward and 222 stop by the cotton swab gear on one of them cell wall forming in a pair of cell wall that has cotton swab supporting to limit groove 22.Certainly, it is not to select that cotton swab limits chamber 221, that is to say that can save cotton swab limits chamber 221.
On a retaining clip arm that is positioned at right side in a pair of retaining clip arm 11 and in the each formation in the front side at short transverse middle part and the position of rear side of retaining clip arm, there is attacker's cavity 112, conveniently grab and pinch for operator's finger.If attacker's cavity 112 is transferred on a retaining clip arm in the left side in a pair of retaining clip arm 11, should be considered as so equivalence substitutes, and for example fruit equal structure attacker cavity 112 on a pair of retaining clip arm 11, should be considered as not departing from technology contents scope disclosed by the invention so equally.Respectively offer a driving plate pin axis hole 113 in the bottom of aforesaid a pair of retaining clip arm 11 and in position to correspond to each other, aforesaid cotton swab pivotable supporting device 3 is being arranged between a pair of retaining clip arm 11 corresponding to the position of driving plate pin axis hole 113.
Above mentioned cotton swab pivotable supporting device 3 preferably but not the structure being definitely limited to is as follows: comprise one first driver plate 31, one second driver plate 32 and driver plate bearing pin 33, driver plate bearing pin 33 preferably uses tubular rivet, this driver plate bearing pin 33 is plugged in the described driving plate pin axis hole 113 of bottom of aforesaid a pair of retaining clip arm 11, offer one in the middle position of the first driver plate 31 and connect the one first driver plate hole 311 to opposite side from a side of the first driver plate 31, this the first driver plate hole 311 is nested with rotationally on driver plate bearing pin 33, and on the dish edge of the first driver plate 31, be extended with one first cotton swab socket 312 and one first pusher dog 313, this the first cotton swab socket 312 and the first pusher dog 313 around the circumferencial direction of the first driver plate 31 apart 180 °, on the right side corresponding to the first driver plate 31 of the second driver plate 32, offer one in the middle position of this second driver plate 32 and connect the one second driver plate hole 321 to opposite side from a side of the second driver plate 32, this the second driver plate hole 321 is nested with rotationally on driver plate bearing pin 33, and on the dish edge of the second driver plate 32, be extended with one second cotton swab socket 322 and one second pusher dog 323, this the second cotton swab socket 322 and the second pusher dog 323 around the circumferencial direction of the second driver plate 32 apart 180 °.
As shown in Figure 1, aforesaid first, second driver plate 31,32 position on aforementioned driver plate bearing pin 33 is opposite each other, to staggered in the first pusher dog 313 and the position of described the second pusher dog 323.Meet two pieces of cotton swabs 4 and support respectively cotton swab supporting restriction groove 22 requirement that on your marks of the front-end and back-end of limiting plate 2 with cotton swab, otherwise there will be mutual interference.
As shown in Figure 1, on aforesaid driver plate bearing pin 33, be provided with first, second packing ring 331,332 and one the 3rd packing ring 333, the first packing ring 331 is corresponding to the left side of aforementioned the first driver plate 31, the second packing ring 332 is corresponding between first, second driver plate 31,32, and the 3rd packing ring 333 is corresponding to the right side of the second driver plate 32.Make to keep between the retaining clip arm in the left side in left side and a pair of retaining clip arm 11 of the first driver plate 31 spacing of the thickness degree of the first packing ring 331 by the first packing ring 331; Make to keep between first, second driver plate 31,32 spacing of the thickness degree of the second packing ring 332 by the second packing ring 332; Make to keep between the retaining clip arm on the right side in right side and a pair of retaining clip arm 11 of the second driver plate 32 spacing of the thickness degree of the 3rd packing ring 333 by the 3rd packing ring 333, wherein: the first, the thickness of the 3rd packing ring 331,333 is preferably identical.
Still referring to Fig. 1, aforementioned the first cotton swab socket 312 forms one first cotton swab jack 3121, and the second described cotton swab socket 322 formations have one second cotton swab jack 3221, and the shape of cross section of the first cotton swab socket 312 and the second cotton swab socket 322 is all rounded.If but the shape of cross section of first, second cotton swab socket 312,322 is designed to triangle, and be equilateral triangle, should be considered as equivalent substitution so and still belong to technology contents category disclosed by the invention.
In the present embodiment, except driver plate bearing pin 33 uses metal material, cotton swab retaining clip 1, cotton swab supporting limiting plate 2, the first driver plate 31 and the second driver plate 32 all preferably use art post paperboard to make.
Refer to Fig. 2, the figure shows that a pair of i.e. two (also can claim two pieces) cotton swabs 4 are inserted in respectively on first, second cotton swab socket 312,322 and limit respectively the situation of groove 22 scarves with the cotton swab supporting of the front-end and back-end of cotton swab supporting limiting plate 2.
Refer to Fig. 3, put on display a pair of retaining clip arm 11 when outer when cotton swab 4 being produced, that is to say while putting on display cotton swab retaining clip chamber 12, so as long as stir first, second pusher dog 313,323 with pointing, first, second driver plate 31,32 is rotated, until cotton swab 4 is put on display to sampling required angle around driver plate bearing pin 33.Sampling person holds the bottom of pinching a pair of retaining clip arm 11 with finger, make the bottom of a pair of retaining clip arm 11 close up in opposite directions and first, second driver plate 31,32 is clamped, after the cotton balls 41 of cotton swab 4 completes sample collection, Song Qi points and makes first, second pusher dog 313,323 to stir to previous rightabout, cotton swab 4 is back between a pair of retaining clip arm 11, turn back in cotton swab retaining clip chamber 12 and makes cotton swab 4 enter into cotton swab supporting limiting plate 2 on aforementioned cotton swab supporting limit the state of groove 22 phase scarves or enter cotton swab and limit the state in chamber 221.
Ask for an interview Fig. 4, exert an influence each other for fear of the cotton balls 41 of two cotton swabs 4, thus cotton swab supporting limiting plate 2 towards on a side be extended with a cotton balls demarcation strip 23, this cotton balls demarcation strip 23 also can be described as cotton balls division board.As shown in Figure 4, this cotton balls demarcation strip 23 is positioned at middle position and vertical with cotton swab supporting limiting plate 2 (the arranging perpendicular to cotton swab supporting limiting plate 2) of the length direction of cotton swab supporting limiting plate 2, by this cotton swab demarcation strip 23, the top in cotton swab retaining clip chamber 12 is divided into the first cotton balls chamber 121 and the second cotton balls chamber 122, so structure can thoroughly be stopped the mutually tactile phenomenon that two cotton balls 41 on cotton swab 4 likely occur.
Refer to Fig. 5, the forward edge position of a retaining clip arm (can be also a retaining clip arm on right side) in the left side in a pair of retaining clip arm 11 and posterior edges position and correspond respectively to aforesaid the first cotton balls chamber 121 accent position and be respectively extended with in the position of the accent corresponding to aforesaid the second cotton balls chamber 122 one have dress ornament collar effect for the accent in the first cotton balls chamber 121 and the second cotton balls chamber 122 being covered to the cotton balls chamber open-close cover 114 protecting, end at cotton balls chamber open-close cover 114 is combined with adhesive layer, to make the interim cementation of free end of cotton balls chamber open-close cover 114.In the time of collecting sample, cotton balls chamber open-close cover 114 is opened, to abdicate passage so that cotton swab 4 is put on display cotton swab retaining clip chamber 12, after sample collection end-of-job and returning in road (being back in the process that detects place from sample collection scene) state of protecting that covers by cotton balls chamber open-close cover 114 in the accent to first, second cotton balls chamber 121,122.
In the time collection will being had the cotton balls 41 of sample to examine to analyse, so by the operation to aforementioned cotton swab pivotable supporting device 3, make cotton swab 4 turn over 180 ° towards the rightabout that deviates from cotton swab retaining clip chamber 12, make the position formation of cotton balls 41 and the inverse state of position shown in Fig. 1, and cotton swab 4 is fractureed towards one end of cotton balls 41, make cotton balls 4 enter test tube (also can claim in centrifuge tube), for the detection of subsequent step.
In sum, technical scheme provided by the invention has objectively overcome the shortcoming in prior art, successfully completed invention task, cashed 5 technique effects that being not limited in the superincumbent technique effect of applicant hurdle concluded, can yet be regarded as is a ultimate attainment technical scheme.
Claims (10)
1.
a kind of DNA sample collection and save set, is characterized in that comprising a cotton swab retaining clip (1), and this cotton swab retaining clip (1) has a pair of retaining clip arm (11) corresponding to each other; One cotton swab supporting limiting plate (2), this cotton swab supporting limiting plate (2) is arranged between a pair of retaining clip arm (11) and is positioned at the top of a pair of retaining clip arm (11); One for putting on display cotton swab in the cotton swab retaining clip chamber (12) of cotton swab retaining clip (1) or being back to the cotton swab pivotable supporting device (3) in cotton swab retaining clip chamber (12), this cotton swab pivotable supporting device (3) is arranged between a pair of retaining clip arm (11), and is positioned at the bottom of a pair of retaining clip arm (11).
2.
dNA sample collection according to claim 1 and save set, it is characterized in that on the top of the described a pair of retaining clip arm (11) of described cotton swab retaining clip (1) and respectively offering a cotton swab supporting chimeric flange caulking groove of limiting plate (111) corresponding to the position of described cotton swab supporting limiting plate (2), cotton swab supporting limiting plate (2) supports the chimeric flange caulking groove of limiting plate (111) with cotton swab and matches described cotton swab retaining clip chamber (12) in.
3.
dNA sample collection according to claim 2 and save set, it is characterized in that on the left side of described cotton swab supporting limiting plate (2) and right side and be respectively extended with a cotton swab supporting chimeric flange of limiting plate (21) corresponding to the position of the described cotton swab supporting chimeric flange caulking groove of limiting plate (111), this cotton swab supporting chimeric flange of limiting plate (21) embeds in cotton swab supporting chimeric flange caulking groove of limiting plate (111); Support the front-end and back-end of limiting plate (2) and respectively offer a cotton swab supporting restriction groove (22) in position to correspond to each other at cotton swab, this cotton swab supporting limits groove (22) and communicates with the external world; Be extended with a cotton balls demarcation strip (23) at cotton swab supporting limiting plate (2) towards a upper side, this cotton balls demarcation strip (23) is positioned at the middle position of length direction of cotton swab supporting limiting plate (2) and vertical with cotton swab supporting limiting plate (2), is separated out the first cotton balls chamber (121) and the second cotton balls chamber (122) by this cotton balls demarcation strip (23) on the top in described cotton swab retaining clip chamber (12); The forward edge position of any one the retaining clip arm in described a pair of retaining clip arm (11) and posterior edges position and be respectively extended with one for the cotton balls chamber open-close cover (114) protecting is covered in the first cotton balls chamber (121) and the second cotton balls chamber (122) in the position of the accent that corresponds respectively to the first cotton balls chamber (121) and the second cotton balls chamber (122).
4.
dNA sample collection according to claim 3 and save set, is characterized in that the position that limits the bottom land of groove (22) in the supporting of described cotton swab is expanded to establish and form and have a cotton swab to limit chamber (221).
5.
dNA sample collection according to claim 1 and 2 and save set, it is characterized in that appointing in described a pair of retaining clip arm (11) select on a retaining clip arm and be positioned at the front side at middle part of the short transverse of retaining clip arm and the position of rear side each form have attacker's cavity (112).
6.
dNA sample collection according to claim 1 and save set, it is characterized in that in the bottom of described a pair of retaining clip arm (11) and respectively offer a driving plate pin axis hole (113) in position to correspond to each other, described cotton swab pivotable supporting device (3) is being arranged between a pair of retaining clip arm (11) corresponding to the position of driving plate pin axis hole (113).
7.
dNA sample collection according to claim 6 and save set, it is characterized in that described cotton swab pivotable supporting device (3) comprises one first driver plate (31), one second driver plate (32) and a driver plate bearing pin (33), driver plate bearing pin (33) is plugged in the described driving plate pin axis hole (113) of bottom of described a pair of retaining clip arm (11), offer one in the middle position of the first driver plate (31) and connect the one first driver plate hole (311) to opposite side from a side of the first driver plate (31), this the first driver plate hole (311) is nested with rotationally on driver plate bearing pin (33), and on the dish edge of the first driver plate (31), be extended with one first cotton swab socket (312) and one first pusher dog (313), this the first cotton swab socket (312) and the first pusher dog (313) around the circumferencial direction of the first driver plate (31) apart 180 °, right side at the second driver plate (32) corresponding to the first driver plate (31), offer one in the middle position of this second driver plate (32) and connect the one second driver plate hole (321) to opposite side from a side of the second driver plate (32), this the second driver plate hole (321) is nested with rotationally on driver plate bearing pin (33), and on the dish edge of the second driver plate (32), be extended with one second cotton swab socket (322) and one second pusher dog (323), this the second cotton swab socket (322) and the second pusher dog (323) around the circumferencial direction of the second driver plate (32) apart 180 °.
8.
dNA sample collection according to claim 7 and save set, is characterized in that the position of described first, second driver plate (31,32) on described driver plate bearing pin (33) is opposite each other and use and staggered in described the first pusher dog (313) and the position of described the second pusher dog (323).
9.
dNA sample collection according to claim 7 and save set, it is characterized in that being provided with first, second packing ring (331,332) and one the 3rd packing ring (333) on described driver plate bearing pin (33), the first packing ring (331) is corresponding to the left side of described the first driver plate (31), the second packing ring (332) is corresponding between first, second driver plate (31,32), and the 3rd packing ring (333) is corresponding to the right side of the second driver plate (32).
10.
dNA sample collection according to claim 7 and save set, it is characterized in that described the first cotton swab socket (312) formation has one first cotton swab jack (3121), and the second described cotton swab socket (322) formation has one second cotton swab jack (3221), and all rounded or trianglees of shape of cross section of the first cotton swab socket (312) and the second cotton swab socket (322).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410399154.2A CN104161550B (en) | 2014-08-14 | 2014-08-14 | DNA sample gathers and save set |
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| CN201410399154.2A CN104161550B (en) | 2014-08-14 | 2014-08-14 | DNA sample gathers and save set |
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| CN104161550A true CN104161550A (en) | 2014-11-26 |
| CN104161550B CN104161550B (en) | 2016-04-06 |
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| CN201410399154.2A Active CN104161550B (en) | 2014-08-14 | 2014-08-14 | DNA sample gathers and save set |
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Cited By (2)
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| CN108827731A (en) * | 2018-06-16 | 2018-11-16 | 宋金鸿 | Leucorrhea disease treatment specimen inspection auxiliary device |
| CN114190996A (en) * | 2022-02-16 | 2022-03-18 | 深圳市中医院 | One-key acquisition device and method for throat swab |
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| CN2910118Y (en) * | 2005-12-07 | 2007-06-13 | 上海主健生物工程有限公司 | DNA gene sampling wiper |
| CN202355427U (en) * | 2011-11-14 | 2012-08-01 | 湖北维达健基因技术有限公司 | Saliva dna sample collector |
| CN203988153U (en) * | 2014-08-14 | 2014-12-10 | 齐洁丽 | DNA sample gathers and save set |
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| WO2003052376A2 (en) * | 2001-12-14 | 2003-06-26 | Jangbir Sangha | Method and apparatus for dna collection |
| US20050287536A1 (en) * | 2004-06-24 | 2005-12-29 | Douglas Kozlay | Disposable, multi-use, DNA sample collection disk apparatus for field biohazard testing, DNA testing, and personal authentication |
| CN2910118Y (en) * | 2005-12-07 | 2007-06-13 | 上海主健生物工程有限公司 | DNA gene sampling wiper |
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| CN114190996A (en) * | 2022-02-16 | 2022-03-18 | 深圳市中医院 | One-key acquisition device and method for throat swab |
| CN114190996B (en) * | 2022-02-16 | 2022-05-10 | 深圳市中医院 | One-key acquisition device and one-key acquisition method for throat swab |
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| CN104161550B (en) | 2016-04-06 |
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Effective date of registration: 20180330 Address after: 611135 medical headquarters base (Industrial Park), No. 18, Chengdu, Wenjiang District, Wenjiang District, Sichuan province (Industrial Park) 1, 5 unit 4 layer 1 Patentee after: Chengdu Di Dun Biotechnology Co., Ltd. Address before: 610000 Xinguang Road, Chengdu, Chengdu, Sichuan, 11 Patentee before: Qi Jieli |