CN205235095U - A screw socket syringe for injecting autologous fat - Google Patents
A screw socket syringe for injecting autologous fat Download PDFInfo
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- CN205235095U CN205235095U CN201620022238.9U CN201620022238U CN205235095U CN 205235095 U CN205235095 U CN 205235095U CN 201620022238 U CN201620022238 U CN 201620022238U CN 205235095 U CN205235095 U CN 205235095U
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- cylindrical shell
- injecting
- piston
- leakage
- autologous fat
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Abstract
The utility model provides a screw socket syringe for injecting autologous fat, belong to the medical cosmetology field, it is including the barrel that is used for splendid attire autologous fat, be located the screw socket seat that is used for installing injection needle of barrel front end, core bar and the piston that is located the core bar front end, the core bar inserts in the barrel along the axial slidable of barrel, the length of piston is 5mm -10mm, the cover is equipped with 1 -3 circle leak protection circle on the piston, the leak protection circle is laminated with the inner wall of barrel, be located foremost the leak protection circle leak protection circle of giving first place to, distance between main leak protection circle and the piston rear end is 2mm -5mm. The utility model discloses a frictional resistance between piston portion branch and the barrel is little, and the power of injecting is little, and easily commands the fat volume of injecting, convenient operation, low price.
Description
Technical field
The utility model relates to medical cosmetology field, is used for injection in particular to oneThe screw syringe of autologous fat.
Background technology
In medical cosmetology field, autologous fat is compared with other packing materials, and its security isAny artificial material can not be compared, and effect is more lasting, for want by face fill,The patient who revises profile and improve outward appearance is more satisfactory selection. Many surgery doctorsThe document of hair tonic table proves, utilizes microinjection technique to carry out structural fat transfer meeting and producesLong-term effect, therefore in recent years, Auto fat granule injection transplantation aesthetic surgery application byYear increases. First autologous Free fat need to obtain lipochondrion for district at human body, suppliesBelly, Medial upper arm, thigh or buttocks that district selects fat stores relatively to enrich conventionally, useSwelling anaesthesia method connects syringe or fat suction machine suction, obtains after aequum, by splendid attire fatThe syringe of fat particle is installed 12-18 syringe needle, and lipochondrion is injected into and is subject to district.
Utilize micro syringe to carry out multiple spot, multi-level tissue filling is most of plastic surgeriesDoctor, in clinical middle used a kind of technology, is used for injecting human body fat specially but there is no at presentThe syringe of fat particle, what plastic surgeon used is the common trace note circulating on marketEmitter. The piston portion of this syringe is generally provided with 3 circle leakage-proof rings, some syringePiston portion even arranges 4 circle leakage-proof rings, and wherein 2 of piston nose circles are main leakage-proof ring.The inwall laminating of leakage-proof ring and cylindrical shell, for preventing that lipochondrion in cylindrical shell is by piston portionOverflow. Although the piston portion good sealing effect of this syringe, due to the number of leakage-proof ringOrder is many, and the core bar part being wrapped in inside piston does not exceed leakproof foremostCircle, therefore the frictional resistance between piston and the cylindrical shell of this syringe is excessive. Doctor is inciting somebody to actionFat in syringe is injected in the process in Ru Shou district, need to strengthen the boosting power of hand,Lipochondrion can be released. For micro-injection, thrust is excessive, is just difficult to graspFat bolus amount. Therefore, except can stopping up greasing pin, causes in fascia tissue and bulky grain fatFat is injected outside this reason of difficulty, and the piston portion of syringe and cylindrical shell frictional resistance are excessiveAlso can cause fat to inject difficulty, and use this syringe to be difficult for controlling fatty bolus amount,Use and inconvenience. Although also exist at present some fat injection rifles can solve thrust problem,But complicated operation and expensive, is not widely used.
Utility model content
It is a kind of for injecting the screw syringe of autologous fat that the utility model provides, and it is livedFrictional resistance between plug portion and cylindrical shell is little, and the power of injecting is little, and easily controls fatty bolus amount,Easy to operate, cheap.
The utility model is achieved in that a kind of for injecting the screw socket injection of autologous fatDevice, comprise for the cylindrical shell of splendid attire autologous fat, be positioned at barrel front end for injection is installedScrew socket seat, the core bar of syringe needle and be positioned at the piston of core bar front end, core bar axially can along cylindrical shellIn the insertion cylindrical shell sliding, the length of piston is 5mm-10mm, is arranged with 1-3 on pistonCircle leakage-proof ring, the inwall laminating of leakage-proof ring and cylindrical shell, the leakage-proof ring being positioned at is foremost main anti-Leak circle, the distance between main leakage-proof ring and piston rear end is 2mm-5mm.
On the piston of this screw syringe, the number of leakage-proof ring is fewer, to meet leakage-proof ring closeUnder the prerequisite of envelope effect, the contact area of leakage-proof ring and cylinder inboard wall is little, therefore, and piston portionDivide the frictional force between cylindrical shell little. In addition, the leakage-proof ring concentrated setting on piston is in pistonRear end, and the core bar part being wrapped in inside piston exceedes main leakage-proof ring 2-5mm foremost.Compared with ordinary syringe, leakage-proof ring number is few, is arranged at the rear end of piston, and foremostMain leakage-proof ring below have rigid core bar part to pass through, as fulcrum, utilize laborsaving thick stickRod principle, when in the time that the core bar rear end application of force is injected fat, the power of injecting needing is little, easily controlsFat bolus amount. Compared with fat injection rifle, this screw syringe is easy to operate, and price is lowHonest and clean.
Further, in the utility model preferred embodiment, the volume of above-mentioned cylindrical shell is1ml。
While utilizing autologous fat to improve looks, need to carry out multiple spot, multi-level tissue filling,The injection volume of each autologous fat is all considerably less, is generally no more than 0.1ml. Therefore, forThe injection automatically volume of the micro syringe of fat is 1ml, can meet injection volume demand.
Further, in the utility model preferred embodiment, the internal diameter of above-mentioned cylindrical shell is4.7mm, external diameter is 6.5mm.
In the time that the volume of cylindrical shell is 1ml, the cylindrical shell Length Ratio with above specification is more appropriate,Graduation mark distribution density on cylindrical shell is moderate, is convenient to observe identification injection volume.
Further, in the utility model preferred embodiment, above-mentioned core bar, pistonExternal diameter is all less than the internal diameter of cylindrical shell.
When push-and-pull core bar, except leakage-proof ring, core bar and piston can not rub with cylindrical shell,Thereby reduce unnecessary friction.
Further, in the utility model preferred embodiment, above-mentioned leakage-proof ring and pistonOne-body molded, the external diameter of leakage-proof ring equals the internal diameter of cylindrical shell.
Leakage-proof ring is as unique seal member, and its outer ring fully contacts with the inwall of cylindrical shell,Thereby guarantee sealing effectiveness, the autologous fat that can promote in cylindrical shell flows out.
Further, in the utility model preferred embodiment, above-mentioned cylindrical shell comprises and being positioned atInjection part foremost, the inner chamber of injection part is pyramid type.
In bolus infusion processes, the autologous fat in cylindrical shell enters injection part, and autologous fat converges inInjection part, is finally discharged by the nose cone of injection part, and when discharge, the impulse force of autologous fat is large,Autologous fat easily enters and is subject to district.
Further, in the utility model preferred embodiment, the front end of above-mentioned piston isPyramid type.
In bolus infusion processes, piston is to the nose motion of cylindrical shell, continue by autologous fat inject intoBe subject to district, until piston enters injection part, piston cannot continue motion, and syringe stops injecting.Only have the shape of piston identical with the shape of injection part, could be by the autologous fat in cylindrical shell to the greatest extentRu Shou district may be injected, autologous fat bolus amount can be accurately controlled.
Further, in the utility model preferred embodiment, above-mentioned screw socket seat and cylindrical shellOne-body molded.
Screw socket seat and cylindrical shell are one-body molded, are convenient to the manufacture of this screw syringe.
Further, in the utility model preferred embodiment, above-mentioned screw socket seat is sheathedIn the tubular body of cylindrical shell, the inwall of screw socket seat is provided with the screw thread being threaded with injection needle.
Screw socket seat, for being threaded with injection needle, being compared injection needle is directly inserted to cylinderThe connected mode of body, is threaded more firm, prevents that injection needle from coming off.
Further, in the utility model preferred embodiment, the rear end of above-mentioned core bar isPush-and-pull portion, push-and-pull portion is thumb pumpback ring.
The rear end of core bar is force application part, arranges after thumb pumpback ring, when use, is convenient to executePower, controls push-and-pull distance, thereby accurately controls the bolus amount of autologous fat.
The beneficial effects of the utility model are:
The length of piston for the screw syringe of injecting autologous fat of the present utility model is5mm-10mm, is arranged with 1-3 circle leakage-proof ring on piston, leakage-proof ring and cylinder inboard wall laminating,The leakage-proof ring being positioned at is foremost main leakage-proof ring, the distance between main leakage-proof ring and piston rear endFor 2mm-5mm, show by the Auto fat granule injection transplantation art of thousands of examples, useWhen the utility model screw syringe injection autologous fat, rubbing between piston portion and cylindrical shellWiping resistance is little, and the power of injecting is little, easily controls fatty bolus amount, and has alleviated doctor's hand workMeasure, easy to operate, cheap, be worth in clinical middle popularization.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below will be to realityExecute the accompanying drawing of required use in example and be briefly described, should be appreciated that the following drawings only showsGo out some embodiment of the present utility model, therefore should not be counted as the restriction to scope,For those of ordinary skill in the art, do not paying under the prerequisite of creative work, alsoCan obtain other relevant accompanying drawings according to these accompanying drawings.
Fig. 1 show that the utility model embodiment 1 provides for injecting the spiral shell of autologous fatThe structural representation of mouth syringe;
Fig. 2 show that the utility model embodiment 2 provides for injecting the spiral shell of autologous fatThe structural representation of mouth syringe;
Fig. 3 show that the utility model embodiment 3 provides for injecting the spiral shell of autologous fatThe structural representation of mouth syringe.
In figure:
001-screw socket seat, 002-injection part, 003-cylindrical shell, 004-piston, the main leakage-proof ring of 005-,006-core bar, 007-draw back plate, 008-nose cone, 009-thumb pumpback ring.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, underFace is in connection with the accompanying drawing in the utility model embodiment, to the skill in the utility model embodimentArt scheme is clearly and completely described, and obviously, described embodiment is that this practicality is newType part embodiment, instead of whole embodiment. Based on the enforcement in the utility modelExample, those of ordinary skill in the art are not making the institute obtaining under creative work prerequisiteThere are other embodiment, all belong to the scope of the utility model protection. Therefore, to attachedThe detailed description of the embodiment of the present utility model providing in figure is not intended to limit claimedScope of the present utility model, but only represent selected embodiment of the present utility model. BaseEmbodiment in the utility model, those of ordinary skill in the art are not making creativenessThe every other embodiment obtaining under work prerequisite, belongs to the model that the utility model is protectedEnclose.
It should be noted that: in similar label and letter accompanying drawing below, represent similar terms, because ofThis, once be defined in an a certain Xiang Yi accompanying drawing, it is right in accompanying drawing subsequently, not needIt further defines and explains.
In description of the present utility model, it should be noted that, term " front end ", " rear end ",The orientation of the instruction such as " interior ", " outward " or position relationship are based on orientation shown in the drawings or positionPut relation, or this utility model product orientation or the position relationship usually put while using,Only the utility model and simplified characterization for convenience of description, instead of instruction or hint indicationDevice or element must there is specific orientation, with specific orientation structure and operation, because ofThis can not be interpreted as restriction of the present utility model.
In description of the present utility model, also it should be noted that, unless separately there are clear and definite ruleDetermine and limit, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly,For example, can be to be fixedly connected with, can be also to removably connect, or connect integratedly; CanTo be mechanical connection, it can be also electrical connection; Can be to be directly connected, in also can passing throughBetween medium be indirectly connected, can be the connection of two element internals. Common for this areaTechnical staff, can concrete condition understands concrete in the utility model of above-mentioned termImplication.
Embodiment 1
Shown in Figure 1, it is a kind of for injecting the screw socket of autologous fat that embodiment 1 providesSyringe 100, comprises for the cylindrical shell 003 of splendid attire autologous fat, is positioned at cylindrical shell 003 front endFor screw socket seat 001, the core bar 006 of injection needle being installed and being positioned at core bar 006 front endPiston 004, core bar 006 axially slidably inserts in cylindrical shell 003 along cylindrical shell 003.
The volume of cylindrical shell 003 is 1ml, and the internal diameter of cylindrical shell 003 is 4.7mm, and external diameter is6.5mm, cylindrical shell 003 comprises the injection part 002 being positioned at foremost, in injection part 002Chamber is pyramid type.
Screw socket seat 001 is tubular body, and screw socket seat 001 is sheathed on cylindrical shell 003, screw socket seat 001One-body molded with cylindrical shell 003, the inwall of screw socket seat 001 is provided with injection needle and is threadedScrew thread.
The rear end of core bar 006 is push-and-pull portion, and push-and-pull portion is draw back plate 007.
The length of piston 004 is 5mm, is arranged with 1 circle leakage-proof ring, leakproof on piston 004Circle is one-body molded with piston 004, leakage-proof ring and cylindrical shell 003 inwall laminating. This leakage-proof ring isMain leakage-proof ring 005, the distance between main leakage-proof ring 005 and piston 004 rear end is 2mm.
Screw syringe 100 in embodiment 1 only has 1 circle leakage-proof ring, is meeting leakproofUnder the prerequisite of circle sealing effectiveness, the contact area of leakage-proof ring and cylindrical shell 003 inwall is also little, because ofThis, the frictional force between piston 004 part and cylindrical shell is little. In addition, preventing on piston 004Leak circle and be arranged at piston 004 rear end, compared with ordinary syringe, leakage-proof ring is apart from core bar 006The distance of rear end is less, and when in the time that the core bar 006 rear end application of force is injected fat, what need injectsPower is little, easily controls fatty bolus amount. Compared with fat injection rifle, the screw socket in embodiment 1Syringe 100 is easy to operate, cheap.
Embodiment 2
Shown in Figure 2, it is a kind of for injecting the screw socket of autologous fat that embodiment 2 providesSyringe 100, comprises for the cylindrical shell 003 of splendid attire autologous fat, is positioned at cylindrical shell 003 front endFor screw socket seat 001, the core bar 006 of injection needle being installed and being positioned at core bar 006 front endPiston 004, core bar 006 axially slidably inserts in cylindrical shell 003 along cylindrical shell 003.
The volume of cylindrical shell 003 is 1ml, and the internal diameter of cylindrical shell 003 is 4.7mm, and external diameter is6.5mm. Cylindrical shell 003 comprises the injection part 002 being positioned at foremost, in injection part 002Chamber is pyramid type.
Screw socket seat 001 is tubular body, and screw socket seat 001 is sheathed on cylindrical shell 003, screw socket seat 001One-body molded with cylindrical shell 003, the inwall of screw socket seat 001 is provided with injection needle and is threadedScrew thread.
The rear end of core bar 006 is push-and-pull portion, and push-and-pull portion is draw back plate 007.
The length 10mm of piston 004, the front end of piston 004 is conical nose cone 008,On piston 004, be arranged with 1 circle leakage-proof ring, leakage-proof ring and piston 004 are one-body molded, leakproofCircle and cylindrical shell 003 inwall laminating. This leakage-proof ring is main leakage-proof ring 005, main leakage-proof ring 005And the distance between piston 004 rear end is 5mm.
Screw syringe 100 in embodiment 2 only has 1 circle leakage-proof ring, is meeting leakproofUnder the prerequisite of circle sealing effectiveness, the contact area of leakage-proof ring and cylindrical shell 003 inwall is also little, because ofThis, the frictional force between piston 004 part and cylindrical shell is little. In addition, preventing on piston 004Leak circle and be arranged at piston 004 rear end, compared with ordinary syringe, leakage-proof ring is apart from core bar 006The distance of rear end is less, and when in the time that the core bar 006 rear end application of force is injected fat, what need injectsPower is little, easily controls fatty bolus amount. Compared with fat injection rifle, the screw socket in embodiment 2Syringe 100 is easy to operate, cheap.
The shape of the nose cone 008 in embodiment 2 is identical with the shape of injection part 002, because ofThis can inject as far as possible Ru Shou district by the autologous fat in cylindrical shell 003 in bolus infusion processes,Therefore can accurately control autologous fat bolus amount.
Embodiment 3
Shown in Figure 3, it is a kind of for injecting the screw socket of autologous fat that embodiment 3 providesSyringe 100, comprises for the cylindrical shell 003 of splendid attire autologous fat, is positioned at cylindrical shell 003 front endFor screw socket seat 001, the core bar 006 of injection needle being installed and being positioned at core bar 006 front endPiston 004, core bar 006 axially slidably inserts in cylindrical shell 003 along cylindrical shell 003.
The volume of cylindrical shell 003 is 1ml, and the internal diameter of cylindrical shell 003 is 4.7mm, and external diameter is6.5mm. Cylindrical shell 003 comprises the injection part 002 being positioned at foremost, in injection part 002Chamber is pyramid type.
Screw socket seat 001 is tubular body, and screw socket seat 001 is sheathed on cylindrical shell 003, screw socket seat 001One-body molded with cylindrical shell 003, the inwall of screw socket seat 001 is provided with injection needle and is threadedScrew thread.
The rear end of core bar 006 is push-and-pull portion, and push-and-pull portion is thumb pumpback ring 009.
The length of piston 004 is 8mm, and the front end of piston 004 is conical nose cone008, on piston 004, be arranged with 2 circle leakage-proof rings, leakage-proof ring and piston 004 are one-body molded,Leakage-proof ring and cylindrical shell 003 inwall laminating. The leakage-proof ring being positioned at is foremost main leakage-proof ring 005,Distance between main leakage-proof ring 005 and piston 004 rear end is 3mm.
Screw syringe 100 in embodiment 3 has 2 circle leakage-proof rings, is meeting leakage-proof ringUnder the prerequisite of sealing effectiveness, the contact area of leakage-proof ring and cylindrical shell 003 inwall is also smaller,Therefore, the frictional force between piston 004 part and cylindrical shell is little. In addition, on piston 004Leakage-proof ring concentrated setting is in piston 004 rear end, compared with ordinary syringe, and leakage-proof ring distanceThe distance of core bar 006 rear end is less, when in the time that the core bar 006 rear end application of force is injected fat, needsThe power of injecting of wanting is little, easily controls fatty bolus amount. Compared with fat injection rifle, embodiment 3In screw syringe 100 easy to operate, cheap.
Push-and-pull portion in embodiment 3 is thumb pumpback ring 009, is convenient to force control push-and-pull distanceFrom, thereby accurately control the bolus amount of autologous fat.
Below by specific experiment, the utility model is described in further detail.
1, utilize existing common 1ml screw syringe to make screw syringe 100.
1.1 materials: common 1ml screw syringe, surgical scissors.
2.2 methods: the core bar 006 in the middle of 1ml screw syringe is extracted, cut off and be positioned atLeakage-proof ring foremost of the piston 004 on core bar 006 top (note disposal molding as far as possible,Prevent that piston 004 chip is injected in patient body with adipose tissue), ensure remaining leakage-proof ringIn, the distance between leakage-proof ring and piston 004 rear end is foremost 3mm, obtainsScrew syringe 100, and greasing pin is installed on screw syringe 100.
2. clinical data
Collect between in January, 2014-2015 year December and carry out autologous fat transplantation in certain hospitalArt patient's data. Use screw syringe 100 obtained above to carry out Auto fat granule notePenetrate transplantation 520 examples, the wherein male sex's 7 examples, women's 513 examples; Control group adopts common 1mlScrew syringe carries out Auto fat granule injection transplantation art 500 examples, the male sex's 3 examples, women497 examples.
3, result
Use the process that screw syringe 100 is performed the operation to inject than the common 1ml screw socket of useThe process that device is performed the operation is more smooth and easy, can easily inject and control fatty bolus amount.
The foregoing is only preferred embodiment of the present utility model, be not limited to thisUtility model, for a person skilled in the art, the utility model can have more variousChange and change. All within spirit of the present utility model and principle, any amendment of doing,Be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. for injecting a screw syringe for autologous fat, it is characterized in that, comprise useIn the cylindrical shell of splendid attire autologous fat, be positioned at barrel front end for the screw socket of injection needle is installedSeat, core bar and be positioned at the piston of core bar front end, described core bar axially can be slided along described cylindrical shellIn the described cylindrical shell of moving insertion, the length of described piston is 5mm-10mm, on described pistonBe arranged with 1-3 circle leakage-proof ring, the inwall laminating of described leakage-proof ring and described cylindrical shell, is positioned atThe leakage-proof ring of front end is main leakage-proof ring, the distance between described main leakage-proof ring and described piston rear endFrom being 2mm-5mm.
2. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, the volume of described cylindrical shell is 1ml.
3. according to claim 2 for injecting the screw syringe of autologous fat, itsBe characterised in that, the internal diameter of described cylindrical shell is 4.7mm, and external diameter is 6.5mm.
4. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, the external diameter of described core bar, described piston is all less than the internal diameter of cylindrical shell.
5. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, described leakage-proof ring and described piston are one-body molded, the external diameter of described leakage-proof ring etc.In the internal diameter of cylindrical shell.
6. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, described cylindrical shell comprises the injection part being positioned at foremost, the inner chamber of described injection partFor pyramid type.
7. according to claim 6 for injecting the screw syringe of autologous fat, itsBe characterised in that, the front end of described piston is pyramid type.
8. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, described screw socket seat and described cylindrical shell are one-body molded.
9. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, described screw socket seat is the tubular body that is sheathed on cylindrical shell, the inwall of described screw socket seatBe provided with the screw thread being threaded with described injection needle.
10. according to claim 1 for injecting the screw syringe of autologous fat, itsBe characterised in that, the rear end of described core bar is push-and-pull portion, and described push-and-pull portion is thumb pumpback ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620022238.9U CN205235095U (en) | 2016-01-09 | 2016-01-09 | A screw socket syringe for injecting autologous fat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620022238.9U CN205235095U (en) | 2016-01-09 | 2016-01-09 | A screw socket syringe for injecting autologous fat |
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| Publication Number | Publication Date |
|---|---|
| CN205235095U true CN205235095U (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620022238.9U Active CN205235095U (en) | 2016-01-09 | 2016-01-09 | A screw socket syringe for injecting autologous fat |
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| Country | Link |
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| CN (1) | CN205235095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109011035A (en) * | 2018-08-22 | 2018-12-18 | 平荧 | Minimally invasive autologous tissue's filling device |
-
2016
- 2016-01-09 CN CN201620022238.9U patent/CN205235095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109011035A (en) * | 2018-08-22 | 2018-12-18 | 平荧 | Minimally invasive autologous tissue's filling device |
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