CN204165789U - Hand electric application of sample and sample absorbing device - Google Patents
Hand electric application of sample and sample absorbing device Download PDFInfo
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- CN204165789U CN204165789U CN201420533641.9U CN201420533641U CN204165789U CN 204165789 U CN204165789 U CN 204165789U CN 201420533641 U CN201420533641 U CN 201420533641U CN 204165789 U CN204165789 U CN 204165789U
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Abstract
The utility model discloses a kind of hand electric application of sample and sample absorbing device, comprise and add suction needle, add and inhale sample conduction hose, reagent bottle and waste liquid bottle, the free end adding suction needle staggers setting mutually, being integrated into one can for hand-held total system, make the more forward end in the end of suction needle, sample needle open-ended, the end-enclosed of suction needle, at the suction needle lateral opening hole near suction needle end as side draught hole, sample needle is communicated with reagent bottle with application of sample conduction hose by hand electric conveying device respectively successively with suction needle, form application of sample pipeline and suction tube road respectively, user controls hand electric conveying device by signal input apparatus and carries reagent or waste liquid, realize the absorption to reagent or waste liquid, discharge and collect.The utility model is by the electronic running time added when inhaling the amount operation of sample saving large sample, and the pungency hydraulic seal storage related in simultaneously operating, only has a small amount of disperse when application of sample, protect operator safety as far as possible.
Description
Technical field
The utility model relates to a kind of liquid transfering conveying device, and particularly one adds liquid sucking device, also relates to a kind of Cytogenetics Lab cell harvesting device, is applied to clinical labororatory and instrument and equipment technical field.
Background technology
Cytogenetic techniques, by carrying out chromosome analysis under the microscope, is diagnosed the chromosome deficiency that may exist.Chromosome preparation needs first to cultivate cell clinically, carry out again adding the autumn catch, the process such as hypotonic, fixing, dry, aging, enzymic digestion and aobvious band, just can analyze the chromosome of cell under the microscope, to judge whether there is chromosome abnormality.This classic method is used till today at the beginning of foundation always.
Gathering in the crops cultured cells is the daily important process link of carrying out in cytogenetics laboratory, and the basic working procedure of this link is as follows: transferred to by cell in centrifuge tube; Supernatant is absorbed after low-speed centrifugal; Add hypotonic medium effect and after 15 minutes, add immobile liquid effect 5 minutes; Centrifugal rear absorption supernatant, adds the mixing of new immobile liquid; Centrifugal rear absorption supernatant again, adds the mixing of new immobile liquid, repeats 3 times; Cell harvesting completes.Therefore there is repetitious imbibition, liquid feeding, mixing, centrifugally operated in results process, wherein except centrifugal process completes by hydro-extractor, other operations complete by manual operations.
Carry out adding imbibition operation by hand and certainly exist individual differences, the residual solution scale of construction after each absorption supernatant, the fresh liquid scale of construction at every turn added, all inevitably there is difference between larger batch, thus certain impact is produced on the result of cell harvesting, cause the instability of result.
Need to use suction pipe multi-pass operations during manual operations, 3ml suction pipe repeatable operation 3 times are used as needed when adding or inhale about 8ml liquid at every turn, the less fashion of process specimen amount can be born, but when needs process more specimen amount more than 20 simultaneously, running time is long, workload is large, easily causes personnel's hand tired.In addition, add immobile liquid reservoir bottle when inhaling sample by hand and open wide, pungency liquid dispersion also causes certain chemical hazard to operating personnel.
Utility model content
In order to solve prior art problem; the purpose of this utility model is the deficiency overcoming prior art existence; a kind of hand electric application of sample and sample absorbing device are provided; to make in Cytogenetics results process craft repeatedly be fixed liquid, inhale immobile liquid operation and be converted into electronic application of sample, inhale sample; eliminate the larger difference that manual operations brings; by the electronic running time added when inhaling the amount operation of sample saving large sample; the pungency hydraulic seal storage simultaneously will related in operation; only there is a small amount of disperse when application of sample, protect operator safety as far as possible.
Create object for reaching foregoing invention, the utility model adopts following technical proposals:
A kind of hand electric application of sample and sample absorbing device, comprise sample needle, suction needle, application of sample conduction hose, inhale sample conduction hose, reagent bottle and waste liquid bottle, the bottle cap of reagent bottle and waste liquid bottle is respectively equipped with and the pore of external aeration or wireway, the free end of sample needle and suction needle staggers setting mutually, and parallel arranged adjacent be fixedly attached in hand electric conveying device, thus be integrated into one can for hand-held total system, sample needle is shorter than the length of suction needle, make the free end of suction needle relative to the more forward end of the free end of sample needle, the free end opening of sample needle, the free end of suction needle is closed, at the suction needle lateral opening hole near suction needle end as side draught hole, side draught hole is simultaneously on the position between the free end and suction needle free end of sample needle, sample needle is communicated with reagent bottle with application of sample conduction hose by hand electric conveying device successively, form application of sample pipeline, suction needle is communicated with waste liquid bottle with suction sample conduction hose by hand electric conveying device successively, form suction tube road, user controls hand electric conveying device by signal input apparatus and carries reagent or waste liquid, thus the absorption realized reagent or waste liquid, discharge and collect.
As optimal technical scheme of the present utility model, hand electric conveying device is by the micro pump be arranged in hand-held box body, power supply and signal input apparatus composition, power supply is mainly micro pump and signal input apparatus is powered, signal input apparatus is the micro pump by-pass cock be arranged on the shell of hand-held box body, user controls micro pump by manipulation micro pump by-pass cock and carries out conveying operation to reagent or waste liquid, the shell of hand-held box body is also provided with power interface, power interface is connected with power electric, be that hand system entirety is carried out powering or is that power supply charges by power interface.
As the preferred further technical scheme of such scheme, in the hand-held box body of hand electric conveying device, be provided with 2 micro pumps, by manipulation micro pump by-pass cock, independently control the conveying of the reagent in application of sample pipeline and the waste liquid in suction tube road.
The free end opening direction of above-mentioned sample needle preferably aims at the side draught hole of suction needle.
Above-mentioned power supply preferably adopts the lithium battery with closure parcel.
The hand-held box shape of above-mentioned hand electric conveying device preferably adopts cylindrical.
The distance that staggers between above-mentioned sample needle and the free end of suction needle is preferably 7-12mm.
The distance that staggers between above-mentioned sample needle and the free end of suction needle is preferably 8mm.
The side draught bore dia of above-mentioned suction needle is preferably 3-5mm.
The side draught bore dia of above-mentioned suction needle is preferably 4mm.
The internal diameter of above-mentioned sample needle and suction needle is preferably 3.5-4.5mm, and its external diameter is preferably 4.5-5.5mm, and its length is preferably 12-18cm.
The internal diameter of above-mentioned sample needle and suction needle is preferably 4mm, and its external diameter is preferably 5mm, and its length is preferably 15cm.
The length of above-mentioned application of sample conduction hose and suction sample conduction hose is preferably 0.8-1.2m, in reagent bottle, the lower end of inhaling sample conduction hose preferably extend near at the bottom of the bottle of reagent bottle, at utmost to draw reagent, and in waste liquid bottle, the length that the lower end of application of sample conduction hose is stretched out bottom its bottle cap is preferably 2-4cm, reagent bottle and waste liquid bottle preferably adopt plastic bottle or vial, volume is preferably all close to 2L, application of sample conduction hose and suction sample conduction hose preferably adopt the material that antiacid alkali chemical reagent corrodes to make, and possess certain pliability, can ensure that great amount of samples once uses, and reagent bottle and waste liquid bottle are all close to sealing, operator can be avoided to contact volatile chemical and undermined.
The length of above-mentioned application of sample conduction hose and suction sample conduction hose is preferably 1m, and in reagent bottle, the length that the lower end of application of sample conduction hose is stretched out bottom bottle cap is preferably 3cm.
The utility model compared with prior art, has following substantive distinguishing features and advantage:
1. the utility model device avoids manual operations, realizes electric operating, and the hand greatly reducing work and operating personnel is tired;
2. immobile liquid and waste liquid sealing are preserved by the utility model device, greatly reduce the effusion of pungency, escaping gas, protection operating personnel;
3. the utility model device is by Electronic control, ensure that and adds the consistent of amount of liquid at every turn, greatly reduce due to manual operations bring batch between difference;
4. the utility model device adds imbibition by electronic, and the free advantage when processing large sample amount, can increase work efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation utilizing the utility model embodiment one hand electric application of sample and sample absorbing device.
Embodiment
Details are as follows for preferred embodiment of the present utility model:
embodiment one:
See Fig. 1, a kind of hand electric application of sample and sample absorbing device, comprise sample needle 1, suction needle 2, application of sample conduction hose 9, inhale sample conduction hose 10, reagent bottle 11 and waste liquid bottle 12, the bottle cap of reagent bottle 11 and waste liquid bottle 12 is respectively equipped with and the pore of external aeration or wireway 13, make inside and outside air pressure balance, the free end of sample needle 1 and suction needle 2 staggers setting mutually, and parallel arranged adjacent be fixedly attached in hand electric conveying device 4, thus be integrated into one can for hand-held total system, sample needle 1 is shorter than the length of suction needle 2, make the free end of suction needle 2 relative to the more forward end of the free end of sample needle 1, the free end opening of sample needle 1, the free end of suction needle 2 is closed, at suction needle 2 lateral opening hole near suction needle 2 end as side draught hole 3, side draught hole 3 is simultaneously on the position between the free end and suction needle 2 free end of sample needle 1, the free end opening direction of sample needle 1 aims at the side draught hole 3 of suction needle 2, suction needle 2 bottom end opening is closed, at lateral opening hole, maloperation when can prevent from inhaling sample, the cell be deposited in bottom centrifuge tube is siphoned away, sample needle 1 and suction needle 2 staggered, and make sample needle 1 mouth of pipe aim at the side draught hole 3 of suction needle 2, position near the side draught hole 3 utilizing immobile liquid during application of sample directly to wash away suction needle 2, avoid polluting between sample, sample needle 1 is communicated with reagent bottle 11 with application of sample conduction hose 9 by hand electric conveying device 4 successively, form application of sample pipeline, suction needle 2 is communicated with waste liquid bottle 12 with suction sample conduction hose 10 by hand electric conveying device 4 successively, form suction tube road, user controls hand electric conveying device 4 pairs of reagent by signal input apparatus or waste liquid is carried, thus the absorption realized reagent or waste liquid, discharge and collect.The present embodiment device avoids manual operations, realizes electric operating, and the hand greatly reducing work and operating personnel is tired; Immobile liquid and waste liquid sealing are preserved, decreases the effusion of pungency, escaping gas, protection operating personnel; By Electronic control, ensure that and add the consistent of amount of liquid at every turn, decrease due to manual operations bring batch between difference; And process large sample amount time free advantage, can increase work efficiency.
In the present embodiment, see Fig. 1, hand electric conveying device 4 is by the micro pump 8 be arranged in hand-held box body, power supply 5 and signal input apparatus composition, in hand-held box body, be provided with micro pump 8 be provided with 2, by manipulation micro pump by-pass cock 7, independently control the conveying of the reagent in application of sample pipeline and the waste liquid in suction tube road, micro pump by-pass cock 7 controls the suction sample of the function of Micropump 8, application of sample and three states that quit work, for sample needle 1, suction needle 2 provides the corresponding power of imbitition, power supply 5 is mainly micro pump 8 and signal input apparatus is powered, signal input apparatus is the micro pump by-pass cock 7 be arranged on the shell of hand-held box body, user controls micro pump 8 pairs of reagent by manipulation micro pump by-pass cock 7 or waste liquid carries out conveying operation, the shell of hand-held box body is also provided with power interface 6, power interface 6 is electrically connected with power supply 5, carry out powering for hand system entirety by power interface 6 or be that power supply 5 carries out recharge use.
In the present embodiment, see Fig. 1, hand electric application of sample and sample absorbing device can add and sucking liquid automatically, and it forms primarily of adding suction needle, electric power Micropump device, conduction hose and reagent bottle 11, waste liquid bottle 12.Wherein add suction needle and electric power Micropump device to connect into one and for hand-held global facility, and regulating switch can be arranged on surface, for controlling application of sample, stopping and suction sample function; This handheld component connects reagent bottle 11 and waste liquid bottle 12 by flexible pipe, is extracted out by Micropump, carries out application of sample by sample needle by the liquid of reagent bottle 11; Also the waste liquid in centrifuge tube can be sucked waste liquid bottle 12 by suction needle 2.The present embodiment hand electric application of sample and sample absorbing device will add suction needle and electronic Micropump 8 is integrated into a hand-held device, connects reagent bottle 11 and waste liquid bottle 12 by flexible pipe.Manual adding, is inhaled sample work and be converted into and electronicly add suction sample, decreases labor capacity, ensure that the stability of result.Be applicable to being applied to clinical labororatory and instrument and equipment field, be particularly suitable for carrying out cell harvesting work at Cytogenetics Lab.
embodiment two:
The present embodiment is substantially identical with embodiment one, and special feature is:
In the present embodiment, power supply 5 adopts the lithium battery with closure parcel, ensureing under the prerequisite that lithium battery safety and liquid are isolated, for device provides stable electric energy, realizes accurate experiment washing lotion and jump operation.
embodiment three:
The present embodiment is substantially identical with embodiment one, and special feature is:
In the present embodiment, the hand-held box shape of hand electric conveying device 4 is cylindrical, is convenient to hand-held control, is easier to realize ergonomic designs at cylindrical handgrip part, improves the ease for use of device.
By reference to the accompanying drawings the utility model embodiment is illustrated above; but the utility model is not limited to above-described embodiment; multiple change can also be made according to the object of innovation and creation of the present utility model; change, the modification made under all Spirit Essences according to technical solutions of the utility model and principle, substitute, combination, to simplify; all should be the substitute mode of equivalence; as long as meet goal of the invention of the present utility model; only otherwise deviate from know-why and the inventive concept of the utility model hand electric application of sample and sample absorbing device, protection domain of the present utility model is all belonged to.
Claims (14)
1. a hand electric application of sample and sample absorbing device, comprise sample needle (1), suction needle (2), application of sample conduction hose (9), inhale sample conduction hose (10), reagent bottle (11) and waste liquid bottle (12), the bottle cap of described reagent bottle (11) and described waste liquid bottle (12) is respectively equipped with and the pore of external aeration or wireway (13), it is characterized in that: the free end of described sample needle (1) and described suction needle (2) staggers setting mutually, and parallel arranged adjacent be fixedly attached on described hand electric conveying device (4), thus be integrated into one can for hand-held total system, described sample needle (1) is shorter than the length of described suction needle (2), make the free end of described suction needle (2) relative to the more forward end of free end of described sample needle (1), the free end opening of described sample needle (1), the free end of described suction needle (2) is closed, at described suction needle (2) lateral opening hole near described suction needle (2) end as side draught hole (3), described side draught hole (3) is positioned on the position between the free end of described sample needle (1) and described suction needle (2) free end simultaneously, described sample needle (1) is communicated with described reagent bottle (11) with described application of sample conduction hose (9) by described hand electric conveying device (4) successively, form application of sample pipeline, described suction needle (2) is communicated with described waste liquid bottle (12) with described suction sample conduction hose (10) by described hand electric conveying device (4) successively, form suction tube road, user controls described hand electric conveying device (4) by signal input apparatus and carries reagent or waste liquid, thus the absorption realized reagent or waste liquid, discharge and collect.
2. hand electric application of sample and sample absorbing device according to claim 1, it is characterized in that: described hand electric conveying device (4) is by the micro pump be arranged in hand-held box body (8), power supply (5) and signal input apparatus composition, described power supply (5) is mainly described micro pump (8) and signal input apparatus is powered, described signal input apparatus is the micro pump by-pass cock (7) be arranged on the shell of described hand-held box body, user controls described micro pump (8) by the described micro pump by-pass cock (7) of manipulation and carries out conveying operation to reagent or waste liquid, the shell of hand-held box body is also provided with power interface (6), described power interface (6) is electrically connected with described power supply (5), carry out powering for hand system entirety by described power interface (6) or be that described power supply (5) charges.
3. hand electric application of sample and sample absorbing device according to claim 2, it is characterized in that: in the hand-held box body of described hand electric conveying device (4), be provided with 2 micro pumps (8), by manipulating described micro pump by-pass cock (7), independently control the conveying of the reagent in application of sample pipeline and the waste liquid in suction tube road.
4. according to hand electric application of sample and sample absorbing device described in any one in claims 1 to 3, it is characterized in that: the free end opening direction of described sample needle (1) aims at the side draught hole (3) of described suction needle (2).
5. hand electric application of sample and sample absorbing device according to Claims 2 or 3, is characterized in that: described power supply (5) adopts the lithium battery with closure parcel.
6. according to hand electric application of sample and sample absorbing device described in any one in claims 1 to 3, it is characterized in that: the hand-held box shape of hand electric conveying device (4) is cylindrical.
7. according to hand electric application of sample and sample absorbing device described in any one in claims 1 to 3, it is characterized in that: the distance that staggers between the free end of described sample needle (1) and described suction needle (2) is 7-12mm.
8. hand electric application of sample and sample absorbing device according to claim 7, is characterized in that: the distance that staggers between the free end of described sample needle (1) and described suction needle (2) is for 8mm.
9. according to hand electric application of sample and sample absorbing device described in any one in claims 1 to 3, it is characterized in that: side draught hole (3) diameter of described suction needle (2) is 3-5mm.
10. hand electric application of sample and sample absorbing device according to claim 9, is characterized in that: side draught hole (3) diameter of described suction needle (2) is 4mm.
11., according to hand electric application of sample and sample absorbing device described in any one in claims 1 to 3, is characterized in that: the internal diameter of described sample needle (1) and described suction needle (2) is 3.5-4.5mm, and its external diameter is 4.5-5.5mm, and its length is 12-18cm.
12., according to hand electric application of sample and sample absorbing device described in claim 11, is characterized in that: the internal diameter of described sample needle (1) and described suction needle (2) is 4mm, and its external diameter is 5mm, and its length is 15cm.
13. according to hand electric application of sample and sample absorbing device described in any one in claims 1 to 3, it is characterized in that: the length of described application of sample conduction hose (9) and described suction sample conduction hose (10) is 0.8-1.2m, in described reagent bottle (11), the lower end of described suction sample conduction hose (10) extend near at the bottom of the bottle of described reagent bottle (11), and in described waste liquid bottle (12), the lower end length of stretching out bottom its bottle cap of described application of sample conduction hose (9) is 2-4cm, described reagent bottle (11) and described waste liquid bottle (12) are plastic bottle or vial, volume is all close to 2L, described application of sample conduction hose (9) and described suction sample conduction hose (10) adopt the material that antiacid alkali chemical reagent corrodes to make.
14. according to hand electric application of sample and sample absorbing device described in claim 13, it is characterized in that: the length of described application of sample conduction hose (9) and described suction sample conduction hose (10) is 1m, in described reagent bottle (11), the lower end length of stretching out bottom bottle cap of described application of sample conduction hose (9) is 3cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533641.9U CN204165789U (en) | 2014-09-17 | 2014-09-17 | Hand electric application of sample and sample absorbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533641.9U CN204165789U (en) | 2014-09-17 | 2014-09-17 | Hand electric application of sample and sample absorbing device |
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| Publication Number | Publication Date |
|---|---|
| CN204165789U true CN204165789U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420533641.9U Expired - Fee Related CN204165789U (en) | 2014-09-17 | 2014-09-17 | Hand electric application of sample and sample absorbing device |
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| CN (1) | CN204165789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236955A (en) * | 2014-09-17 | 2014-12-24 | 杭州市第一人民医院 | Handheld electric sample addition and suction device |
-
2014
- 2014-09-17 CN CN201420533641.9U patent/CN204165789U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236955A (en) * | 2014-09-17 | 2014-12-24 | 杭州市第一人民医院 | Handheld electric sample addition and suction device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20160917 |