CN204844217U - Organize broken scissors - Google Patents
Organize broken scissors Download PDFInfo
- Publication number
- CN204844217U CN204844217U CN201520487746.XU CN201520487746U CN204844217U CN 204844217 U CN204844217 U CN 204844217U CN 201520487746 U CN201520487746 U CN 201520487746U CN 204844217 U CN204844217 U CN 204844217U
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- China
- Prior art keywords
- scissors
- blade
- tissue
- blades
- broken
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 239000012634 fragment Substances 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 2
- 238000004026 adhesive bonding Methods 0.000 abstract 1
- 210000001519 tissue Anatomy 0.000 description 30
- 238000010008 shearing Methods 0.000 description 12
- 235000015110 jellies Nutrition 0.000 description 10
- 239000008274 jelly Substances 0.000 description 10
- 210000003954 umbilical cord Anatomy 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 210000002901 mesenchymal stem cell Anatomy 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 206010024796 Logorrhoea Diseases 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229920002209 Crumb rubber Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000845 cartilage Anatomy 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012136 culture method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000003038 endothelium Anatomy 0.000 description 1
- 238000001976 enzyme digestion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000004165 myocardium Anatomy 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 210000002381 plasma Anatomy 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 210000000130 stem cell Anatomy 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Landscapes
- Scissors And Nippers (AREA)
Abstract
The utility model provides an organize broken scissors, including two shear arms, this shear arm includes handle of a knife and tool bit, and the handle of a knife of two shear arms is articulated, and the tool bit includes two slice at least blades that set up side by side. Adopt the utility model discloses an organize broken scissors, the characteristic of gluing according to magnificent tong shi and the requirement of required processing in small, broken bits adopt the part with the tool bit of operating scissors to adopt a plurality of blades that set up side by side to form, then set for according to the required interval of specification between to the blade of organizing in small, broken bits, the scissors that adopts this multitool piece shear alright in order to obtain the comparatively accurate fragment of organizing of specification. And organize broken scissors once can cut and obtain a plurality of tissues in small, broken bits, compares current operating scissors, and it is cuted efficiency and promotes greatly.
Description
Technical Field
The utility model belongs to the technical field of medical utensil, concretely relates to broken scissors of tissue.
Background
The umbilical cord mesenchymal stem cells are collected from medical waste neonatal umbilical cord, can be differentiated into various tissue cells such as fat, bone, cartilage, muscle, tendon, ligament, nerve, liver, cardiac muscle, endothelium and the like under specific induction conditions in vivo or in vitro, and are stem cell types with higher application values. Umbilical cord mesenchymal stem cells exist in Wharton's jelly (Wharton jelly) of an umbilical cord in a large quantity, so that the conventional preparation of the umbilical cord mesenchymal stem cells generally comprises the steps of cutting Wharton's jelly tissues in the umbilical cord into small pieces, processing the small pieces according to an enzyme digestion method or an adherence culture method, and finally separating and collecting the umbilical cord mesenchymal stem cells.
And in the early-stage material treatment for preparing the umbilical cord mesenchymal stem cells, the Wharton's jelly separated from the umbilical cord is sheared into about 1-2 cm according to the requirement of a culture mode3The tissue blocks with the size are convenient for growth control of the mesenchymal stem cells in the culture process, and control tests of different factors of the same sample are carried out. The tissue of the Wharton's jelly can be cut up only by shearing and the like, but can not be directly minced, so that the preparation method at present is to carefully shear the Wharton's jelly to the specification by using a surgical scissors at a glance according to experience. Therefore, the time for cutting the tissue mass is long, and the tissue mass is easily cut into different sizes. Therefore, when subsequent comparative tests with the same weight or morphology of tissue sample pieces are required, the underweighed samples are made up to the same weight with the crumb rubber tissue generated during shearing. Although this ensures the same quality of the samples in the control experiment, the supplemented finely divided tissue, which has a higher number of cells than the surface, grows faster during the culture process, leading to bias in the analysis of the control factors of the experiment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the aforesaid of prior art is not enough overcome to the aim at of implementation, provides one kind and can cut the broken scissors of tissue that obtains the same specification tissue in small, broken bits.
In order to realize the above utility model purpose, the embodiment of the utility model provides a technical scheme as follows:
the utility model provides a broken scissors of tissue, includes two scissors arms, this scissors arm includes handle of a knife and tool bit, and two the handle of a knife of scissors arm is articulated, the tool bit includes two at least blades that set up side by side.
Preferably, the blades are arranged in parallel in a direction perpendicular to the engagement direction of the cutting heads of the two scissor arms.
Preferably, the cutting edge of the blade is serrated.
Preferably, the cutter head further comprises a base and a sliding block corresponding to the blade; wherein,
the base is connected with the knife handle and provided with a sliding groove arranged along the arrangement direction of the blades; the sliding block is embedded into the sliding groove and slides along the sliding groove, and the blade is arranged on the sliding block.
Preferably, the base is further provided with a graduated scale arranged along the sliding direction of the sliding groove.
Preferably, the scale is engraved on an outer wall of the chute.
Preferably, the blade is made of tungsten steel.
Preferably, the number of blades is 3.
Adopt the utility model discloses an above-mentioned broken scissors of tissue according to the characteristic of gordon's gum and the requirement of required fine crushing treatment, adopts a plurality of blades that set up side by side with the part of tool bit to constitute, then sets for according to the required thin garrulous tissue specification interval between the blade, and the scissors that adopts this many blades cut alright with the comparatively accurate tissue fragment that obtains the specification. Moreover, the utility model discloses a broken scissors of tissue can be sheared and obtain the fine crushing tissue that form and specification are the same, compares current operation scissors to its shearing efficiency promotes greatly. Moreover, the tissue crushing scissors can be adjusted, so that the requirements of samples with different specifications and sizes in experiments are met.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a schematic structural view of a pair of tissue disruption scissors according to an embodiment of the present invention;
fig. 2 is a schematic view of the structure of the head unit shown in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The example of the utility model provides a tissue crushing scissors, its structure can be seen in fig. 1, including the scissors arm 10 of two opposite settings, wherein, scissors arm 10 includes handle of a knife 11 and tool bit 12, and handle of a knife 11 and tool bit 12 are fixed connection certainly, can adopt integrative founding shaping or through mechanical connection mode fixed connection such as screws all can in the connection.
Due to the cutting function of the scissors, the center parts of the handles of the two scissor arms 10 are hinged, and after the two scissor arms 10 are hinged, the two scissor arms 10 can rotate by taking the hinged point as the center, so that the cutter head 12 is opened and closed to cut.
On the basis of the basic function that the scissors can already cut, the utility model discloses a tool bit 12 is different from current surgical scissors, and it has three blade 121. As can be seen in particular in fig. 1, the cutting head 12 has three side by side blades 121, the three blades 121 being arranged in a row perpendicular to the direction of engagement of the two cutting heads 12, the three blades 121 being arranged in parallelThe size of the space between the sheets 121 is adjusted according to the specification of cutting the Wharton's jelly into pieces as required, for example, when 1cm is required3When the tissue blocks are large, the distance between the blades 121 is set to be 1cm, and then the gordon gum is sheared to obtain tissue fragments with consistent size and specification; when the fragments with the same weight are required to be used for a comparison test, the fragments with the larger weight are slightly reduced to be the same because the sizes of the fragments are consistent.
The utility model discloses an above-mentioned scissors, owing to need control itself to cut the kibble specification of formation, consequently the blade 121 of self can not adopt the scissors sword of common thickness and sharpness, avoids shearing the kibble deviation after too big. Therefore, the tungsten steel blade is preferably adopted in the utility model, the blade 121 is very thin (can reach the thickness of tens of wires), and the influence of the blade 121 on the specification and the size of the fragments in the shearing process is minimized; more importantly simultaneously, under the circumstances that the blade is than thin, produce blade self more easily and buckle, and just in time the characteristics of wolfram steel itself are the hardness height to remedy this not enough condition, in order to satisfy the utility model discloses the best requirement of scissors.
On the basis of the above, the cutter head 12 of the above scissors is provided with three blades 121, so that 2 pieces can be cut at the same time under better control in implementation; in the case where an increased number is required, the number of blades 121 may be increased to 4, 5 or more accordingly. Of course, when the number of the scissors is larger, the scissors can be held by hands to be operated more difficultly, and the dimensional deviation of the precision obtained by cutting can be increased. Therefore, technicians can test data according to needs by themselves, and the optimal quantity is adopted, so that the efficiency is ensured, and the convenience, easiness and accuracy in operation can be met.
Meanwhile, in the process of shearing the Wharton's jelly, because the surface of the Wharton's jelly which is fresh per se is provided with blood plasma or tissue fluid and the Wharton's jelly is closer to brittle bones, the situation of sliding after clamping can often occur in the process of shearing by using scissors, and the difficulty of accurate shearing is increased. Therefore, the utility model discloses in design into sawtooth shape with the blade of above-mentioned blade 121, increase the centre gripping frictional force to hua tong shi glue through unsmooth sawtooth cutting edge to avoid appearing the gliding situation of huatong shi glue after the centre gripping, increase the accuracy nature of shearing.
Although the scissors can be used for shearing according to a specific specification, the spacing between the blades 121 is a fixed value, so that tissue fragments with one specification size can be sheared, but in practical tests, samples with different specifications are prepared frequently. Based on this purpose, the utility model discloses it is adjustable further to make the interval with blade 121 to satisfy the requirement of multiple shearing specification. Specifically, the cutter head 12 of the present invention is improved, and the improved cutter head structure is shown in fig. 2, which includes a base 122, and the base 122 can be detachably or fixedly connected to the top end of the cutter handle 11; in order to ensure the stability of the base 122, the utility model discloses well preferred adoption is with base 122 and handle of a knife 11 integrated into one piece.
For the purpose of adjusting the distance, the base 122 of the present invention has a sliding groove 1221 arranged along the arrangement direction of the blades 121; further cooperate this spout structure 1221, the utility model discloses a tool bit 12 still includes a plurality of with the slider 1222 of above-mentioned spout 1221 looks adaptation. With the above structure, the sliding block 1222 can slide in the sliding slot 1221 after being inserted into the matching sliding slot 1221. Meanwhile, when each sliding block 1221 needs to be located at a specific position, it is sufficient to use some fastening bolts, screws, etc. to be locked with the sliding grooves 1221.
In the above situation, after the blade 121 of the present invention is further disposed on the slider 1222, the blade itself can be adjusted by the sliding of the slider 1222. Of course, the connection between the blade 121 and the slider 1222 can be selected by the skilled person according to the existing connection in the mechanical field.
On the basis of above-mentioned adjustable interval, can carry out direct control to the interval size in order to further can directly be convenient for the in-process of technical staff's implementation, the utility model discloses the accessory cover sets up scale 123 on base 122. Based on the structural shape of the base 122 and the convenience of the arrangement of the graduated scale, in the implementation, the graduated scale 123 is preferably directly engraved on the outer side wall of the sliding groove 1221 in a engraving manner; of course, to ensure the accurate scale indication, the engraving direction of the scale 123 should also be the sliding direction along the sliding slot 1221. The slider 1222 can be adjusted to control the final spacing directly with reference to the scale 123 on the outer sidewall of the sliding slot 1221, thereby achieving the desired spacing of the blades 121.
Adopt the utility model discloses an above-mentioned broken scissors of tissue according to the characteristic of gordon's gum and the requirement of required fine crushing treatment, adopts a plurality of blades that set up side by side with the part of tool bit to constitute, then sets for according to the required thin garrulous tissue specification interval between the blade, and the scissors that adopts this many blades cut alright with the comparatively accurate tissue fragment that obtains the specification. Moreover, compare current surgical scissors to its shearing efficiency promotes greatly. Moreover, the tissue crushing scissors can be adjusted, so that the requirements of samples with different specifications and sizes in experiments are met.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the present invention.
Claims (8)
1. The utility model provides a broken scissors of tissue, includes two scissors arms, this scissors arm includes handle of a knife and tool bit, and two the handle of a knife of scissors arm is articulated, its characterized in that, the tool bit includes the blade that two piece at least platoon set up.
2. The tissue disrupting shears of claim 1, wherein the blades are arranged in a row perpendicular to the direction of engagement of the cutting tips of the two arms.
3. The tissue disrupting scissors of claim 1 wherein the cutting edge of the blade is serrated.
4. The tissue disrupting scissors of any of claims 1 to 3, wherein the blade head further comprises a base, a slider corresponding to the blade; wherein,
the base is connected with the knife handle and provided with a sliding groove arranged along the arrangement direction of the blades; the sliding block is embedded into the sliding groove and slides along the sliding groove, and the blade is arranged on the sliding block.
5. The pair of tissue disrupting scissors of claim 4, wherein the base further comprises a scale disposed along the sliding direction of the slot.
6. The tissue disrupting scissors of claim 5, wherein the scale is carved on an outer wall of the chute.
7. The tissue disrupting shears of any of claims 1-3, wherein the blade is of tungsten steel.
8. The tissue disrupting scissors of any of claims 1 to 3, wherein the number of blades is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520487746.XU CN204844217U (en) | 2015-07-08 | 2015-07-08 | Organize broken scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520487746.XU CN204844217U (en) | 2015-07-08 | 2015-07-08 | Organize broken scissors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204844217U true CN204844217U (en) | 2015-12-09 |
Family
ID=54734811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520487746.XU Expired - Fee Related CN204844217U (en) | 2015-07-08 | 2015-07-08 | Organize broken scissors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204844217U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283460A (en) * | 2017-07-11 | 2017-10-24 | 佛山市卧龙珠宝艺术有限公司 | A kind of multifunctional scissors processing technology |
| CN109171891A (en) * | 2018-07-06 | 2019-01-11 | 芜湖匠心金属材料科技有限公司 | A kind of hard metal inserts medical operation is cut and its manufacturing method |
| CN109601165A (en) * | 2018-12-21 | 2019-04-12 | 广西壮族自治区农业科学院花卉研究所 | A kind of scissors applied to the finishing of heavy foliage cuttings |
| CN110340945A (en) * | 2019-06-27 | 2019-10-18 | 北京大学第三医院（北京大学第三临床医学院） | A kind of historrhexis cuts |
| CN112752458A (en) * | 2021-01-25 | 2021-05-04 | 甘艳云 | Intelligent monitoring equipment for power grid equipment |
-
2015
- 2015-07-08 CN CN201520487746.XU patent/CN204844217U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283460A (en) * | 2017-07-11 | 2017-10-24 | 佛山市卧龙珠宝艺术有限公司 | A kind of multifunctional scissors processing technology |
| CN109171891A (en) * | 2018-07-06 | 2019-01-11 | 芜湖匠心金属材料科技有限公司 | A kind of hard metal inserts medical operation is cut and its manufacturing method |
| CN109601165A (en) * | 2018-12-21 | 2019-04-12 | 广西壮族自治区农业科学院花卉研究所 | A kind of scissors applied to the finishing of heavy foliage cuttings |
| CN109601165B (en) * | 2018-12-21 | 2023-09-12 | 广西壮族自治区农业科学院花卉研究所 | Scissors applied to trimming of dense leaf cutting slips |
| CN110340945A (en) * | 2019-06-27 | 2019-10-18 | 北京大学第三医院（北京大学第三临床医学院） | A kind of historrhexis cuts |
| CN110340945B (en) * | 2019-06-27 | 2024-04-09 | 北京大学第三医院（北京大学第三临床医学院） | Tissue crushing scissors |
| CN112752458A (en) * | 2021-01-25 | 2021-05-04 | 甘艳云 | Intelligent monitoring equipment for power grid equipment |
| CN112752458B (en) * | 2021-01-25 | 2022-04-15 | 山西合邦电力科技有限公司 | Intelligent monitoring equipment for power grid equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 518057, room 2, building 10, Shenzhen biological incubation center, No. 302, Nanshan District hi tech, Shenzhen, Guangdong Patentee after: SHEN ZHEN ISTEM REGENERATIVE MEDICINE SCI-TECH. Co.,Ltd. Address before: 518057, Guangdong Province, Nanshan District high tech Zone, South Ring Road, No. 29, No. 02 building, international students, building No. 15 Patentee before: SHEN ZHEN ISTEM REGENERATIVE MEDICINE SCI-TECH. Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |