CN102727273A - Microsurgical pen - Google Patents
Microsurgical pen Download PDFInfo
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- CN102727273A CN102727273A CN2012102556075A CN201210255607A CN102727273A CN 102727273 A CN102727273 A CN 102727273A CN 2012102556075 A CN2012102556075 A CN 2012102556075A CN 201210255607 A CN201210255607 A CN 201210255607A CN 102727273 A CN102727273 A CN 102727273A
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- pen
- nib
- microsurgery
- axle
- elastic wire
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Abstract
The invention relates to a microsurgical pen used for performing a vascular anastomosis process when vascularized tissues and organs are subject to transplantation. The microsurgical pen comprises a pen point with an anastomosis tip and a refill moveably connected with the pen point; and the opening and the closing of the anastomosis tip of the pen point are controlled by the refill. The microsurgical pen is simple in structure, reasonable in design, and convenient to operate; the comfort and the accuracy of the operation can be increased, the operation difficulty is reduced, the operation efficiency and the success rate of anastomosis are improved; and furthermore, the microsurgical pen is beneficial for popularizing and improving the microsurgical operation on a large scale.
Description
Technical field
The invention belongs to medical apparatus and instruments, relate to a kind of surgical operating instrument, relate in particular to a kind of microsurgery pen that when the histoorgan to vascular pedicle carries out transplant operation, is used to carry out the vascular anastomosis process.
Background technology
Microsurgery is through utilizing optics multiplying arrangement and microsurgery equipment, carrying out the subject of delicate procedure.Optics multiplying arrangement and microsurgery equipment are its essential condition that develops rapidly.Since half a century, just be based on the progressively improvement of this two aspects condition, making microsurgery obtain fast development at home and abroad, and surmounting the category of subject,, be widely used by each clinical department as a kind of advanced person's surgical technic.
On top of the application of microinstrument is most important to the microsurgery doctor.Yet this technology still mainly is can carry out in big hospital at present, and it is not realized extensively popularizing still of hospital at all levels.One of them key factor is difficult on top of existing microinstrument exactly.Present micro-vascular clamp all is to adopt folded bilobate fork to form, and is in open configuration under the quiescent condition, needs during use under the prerequisite of holding the tweezer body, continues to grip with thumb and forefinger or middle finger, makes it be in folder and closes state.This long operation often causes muscle fatigue, spasm in patient's hands, consequently makes the vibration of patient's hand, operational stability descend, and also can cause the partial damage of grasping tissue, causes surgical effect to descend.Therefore, be necessary very much existing microinstrument is improved.
Summary of the invention
In order to solve the above-mentioned technical problem that exists in the background technology, the invention provides a kind of comfortableness, accuracy, reduction operating difficulty, raising operation efficient simple in structure, reasonable in design, easy to operate, that can increase operation and reach identical success rate and help the microsurgery pen of the universal and raising of microsurgery on a large scale.
Technical solution of the present invention is: the invention provides a kind of microsurgery pen, its special character is: said microsurgery pen comprises nib with identical lip and the pen core that flexibly connects with nib; The opening and closing of the identical lip of said pen core control nib.
Above-mentioned nib comprises identical lip, Movable joint and elastic wire; Said identical lip is connected with elastic wire through Movable joint; Said elastic wire and pen core flexibly connect; Said identical lip is under quiescent condition and pastes state; Said elastic wire under static state is spindle shape; Said pen core promotes elastic wire and drives opening of the lip that coincide or closed.
Above-mentioned pen core comprises pen axle, be arranged on touch switch and the compression spring of pen axle afterbody on the pen axle sidewall; The end that said pen axle is not established the compression spring flexibly connects with written elastic wire; Said touch switch drives the pen axle the identical lip of nib is opened or closed procedure.
Above-mentioned microsurgery pen also comprises a body, and said nib is arranged on the end of a body; Said body is socketed in the pen core outside.
Above-mentioned body comprises pen container; Offer the movable groove of touch switch on the sidewall of said pen container; The two ends of said pen container are respectively arranged with fixed support that is used for fixing nib and the cap nut that is used for the shutoff pen core; Said nib is arranged on the end of a body through fixed support; The compression spring apical grafting of said pen axle afterbody is inner in cap nut.
The said fixing support comprises support bar and fixing hole; Said nib from fixing hole stretch into the body and apical grafting on the pen axle; The two ends of said support bar are separately positioned on a fixing hole and a body front end.
The length of above-mentioned pen container is 10cm～14cm, and external diameter is 0.8～1.2cm, and internal diameter is 0.6～1.0cm.
The identical lip of above-mentioned nib is straight peen or elbow.
Above-mentioned nib includes but not limited to microforceps, needle forceps and microscissors.
Advantage of the present invention is:
Microsurgery pen integral body provided by the present invention is the pen spline structure, is made up of the pen core of a body, may command elastic force, removable written three parts.Wherein: a body is made up of the nib fixed support of front side and the hollow cylindrical pen container of rear side; Fixed support is made up of with the support bar that supplies written elastic wire to pass that is connected in its both wings the written fixing hole at tip; The cylindrical pen container of rear side is long to be 10cm * 14cm, and external diameter is 0.8-1.2cm, and internal diameter is 0.6-1.0cm.Its tail end has dismountable cap nut, and apart from pen container tail end 2-4cm place, have fixedly compression spring, a body central authorities that the groove along the 1cm * 0.2cm of a body direction is arranged, it is up and down to hold the pen core switch; The pen core of may command elastic force is become with the compression spring set of rear side by the pen axle of front side; Shaft diameter is 0.6-1.0cm, longly is 5-7cm, but the nut that front end has fixation forceps to hold end to end, the rear end links to each other with the compression spring, and a bossed 0.5cm in shaft tail end 1cm place * 0.2cm pen axle switch is corresponding to a body drop-center.The compression spring is long to be 3-5cm.Nib length is 2-4cm, is divided into the identical lip of front end and the elastic wire of rear side by intermediary joint; The lip that coincide is under quiescent condition and pastes state, and elastic wire under static state is spindle shape, and elastic wire gradually becomes oblate after promoting the pen core switch, and identical lip opens; Nib is replaceable, or is microforceps, or is needle forceps, or is microscissors, can become straight peen also can claim elbow; Tunica adventitia when the histoorgan that is applicable to vascular pedicle is transplanted is peeled off, blood vessel clamping, the terminal pruning of blood vessel, suture needle clamping etc.; Its exquisiteness reasonable in design, operation is succinctly laborsaving, grip is definite.This invention has effectively overcome shortcomings such as muscle fatigue, spasm in the hands that existing microinstrument in use causes because of gripping for a long time.Increase comfortableness, the accuracy of operation greatly, reduced operating difficulty, improved operation efficient and the success rate of coincideing, helped popularizing and raising of microsurgery on a large scale.
Description of drawings
Fig. 1 is the overall structure sketch map of microsurgery pen provided by the present invention;
Fig. 2 is the body structure sketch map that the present invention adopts;
Fig. 3 is the pen core structural representation that the present invention adopts;
Fig. 4 is the nib structure sketch map that the present invention adopts;
Fig. 5 .1 is the structural representation that can be used for needle forceps nib of the present invention;
Fig. 5 .2 is the structural representation that can be used for microforceps nib of the present invention;
Fig. 5 .3 is the structural representation that can be used for microscissors nib of the present invention;
Fig. 6 .1 is the structural representation reference diagram of microsurgery pen provided by the present invention under quiescent condition;
Fig. 6 .2 is the structural representation reference diagram of microsurgery pen provided by the present invention under the adjustment state;
Fig. 6 .3 is the structural representation reference diagram of microsurgery pen provided by the present invention under interlocking pattern;
Wherein:
The 1-nib; The 11-lip that coincide; 12-Movable joint; The 13-elastic wire; The 14-bolt; The 2-pen core; 21-pen axle; The 22-nut; The 23-touch switch; 24-compresses spring; 3-body; The 31-fixed support; The 311-fixing hole; The 312-support bar; The 32-pen container; The movable groove of 33-; The 34-cap nut.
The specific embodiment
The invention provides a kind of microsurgery pen, this microsurgery pen comprises nib 1 with identical lip 11 and the pen core 2 that flexibly connects with nib 1; The opening and closing of pen core 2 control nibs 1 identical lip 11; The identical lip 11 that the present invention will be controlled by thumb and forefinger fully transfers to that pen core 2 opens or closed control, has effectively overcome shortcomings such as the interior muscle fatigue of hands that existing microinstrument in use causes because of gripping for a long time, spasm.
Nib 1 comprises coincide lip 11, Movable joint 12 and elastic wire 13; The lip 11 that coincide is connected with elastic wire 13 through Movable joint 12; Elastic wire 13 flexibly connects with pen core 2; The lip 11 that coincide is under quiescent condition and pastes state; Elastic wire 13 under static state is spindle shape; Pen core 2 promotes elastic wire 13 and drives opening of the lip 11 that coincide or closed.
Pen core 2 comprises pen axle 21, be arranged on touch switch 23 and the compression spring 24 of pen axle 21 afterbodys on pen axle 21 sidewalls; Pen axle 21 is not established an end of compression spring 24 and the elastic wire 13 of nib 1 flexibly connects; Touch switch 23 drives 21 pairs of nibs of pen axle, 1 identical lip 11 and opens or closed procedure.
Simultaneously easy to use, microsurgery pen provided by the invention also comprises a body 3, and nib 1 is arranged on the end of a body 3; Body 3 is socketed in the outside of pen core 2.
Body 3 comprises pen container 32; Offer touch switch 23 movable grooves 33 on the sidewall of pen container 32; The two ends of pen container 32 are respectively arranged with fixed support 31 that is used for fixing nib 1 and the cap nut 34 that is used for shutoff pen core 2; Nib 1 is arranged on the end of a body 3 through fixed support 31; Compression spring 24 apical graftings of pen axle 21 afterbodys are in cap nut 34 inside.
Fixed support 31 comprises support bar 312 and fixing hole 311; Nib 1 from fixing hole 311 stretch into the body 3 and apical grafting on pen axle 21; The two ends of support bar 312 are separately positioned on fixing hole 311 and a body 3 front ends.
The length of pen container 32 is 10cm～14cm, and external diameter is 0.8～1.2cm, and internal diameter is 0.6～1.0cm.
The identical lip of nib 1 can be straight peen or elbow.
Nib 1 includes but not limited to microforceps, needle forceps and microscissors.
Referring to Fig. 1, microsurgery pen provided by the invention is the micro-surgical instruments in a kind of vascular anastomosis process, and its principal character is that integral body is the pen spline structure, is made up of the pen core 2 of a body 3, may command elastic force, removable written 1 three parts.
Referring to Fig. 2, a body is made up of the nib fixed support of front side and the hollow cylindrical pen container of rear side.Fixed support is made up of with the support bar that supplies written elastic wire to pass that is connected in its both wings the written fixing hole at tip.The cylindrical pen container of rear side is long to be 10cm * 14cm, and external diameter is 0.8-1.2cm, and internal diameter is 0.6-1.0cm.Its tail end has dismountable cap nut, and apart from pen container tail end 2-4cm place, have fixedly compression spring, a body central authorities that the groove along the 1cm * 0.2cm of a body direction is arranged, it is up and down to hold the pen core switch.
Referring to Fig. 3, the pen core of may command elastic force is become with the compression spring set of rear side by the pen axle of front side.Shaft diameter is 0.6-1.0cm, longly is 5-7cm, but the nut 22 that front end has fixation forceps to hold end to end, the rear end links to each other with the compression spring, and a bossed 0.5cm in shaft tail end 1cm place * 0.2cm pen axle switch is corresponding to a body drop-center.The compression spring is long to be 3-5cm.
Referring to Fig. 4, written length is 2-4cm, is divided into the identical lip of front end and the elastic wire of rear side by intermediary joint, be provided with behind the elastic wire with nut 22 to the bolt that cooperates 14, the cooperation of elastic wire through bolts and nuts links to each other with the pen axle.The lip that coincide is under quiescent condition and pastes state, and elastic wire under static state is spindle shape, and elastic wire gradually becomes oblate after promoting the pen core switch, and identical lip opens.
Referring to Fig. 5 .1～Fig. 5 .3, microsurgery pen provided by the present invention written replaceable, or be microforceps, or be needle forceps, or be microscissors, can become straight peen also can claim elbow.
Shown in Fig. 6 .1～Fig. 6 .3, microsurgery pen provided by the present invention before use, this microinstrument pastes state (shown in Fig. 6 .1) for nib under quiescent condition; And when needing to use, at first it is adjusted into interlocking pattern (shown in Fig. 6 .2); The compression spring terminad that is about to a body suitably advances, and makes the compression spring produce deformation, thereby affects the nib joint; Reach the interlock of the lip that coincide, according to the position adjustment gmatjpdumamics of compression spring.After promoting the pen core switch to the nib direction, identical lip opens, and after unclamp the target location, can accomplish clamping or pruning (shown in Fig. 6 .3).
This microinstrument provided by the present invention can carry out dismounting after use, promptly loosening nib fixing hole takes out nib and pen core respectively with the cap nut of pen container end, changes, maintenance work such as cleaning.At pen axle surfaces coated liquid paraffin, increase the operation smoothness during installation, and can have more and need the replacing nib be microforceps, needle forceps or microscissors, very easy to use.
Claims (9)
1. microsurgery pen is characterized in that: said microsurgery pen comprises nib with identical lip and the pen core that flexibly connects with nib; The opening and closing of the identical lip of said pen core control nib.
2. microsurgery pen according to claim 1 is characterized in that: said nib comprises identical lip, Movable joint and elastic wire; Said identical lip is connected with elastic wire through Movable joint; Said elastic wire and pen core flexibly connect; Said identical lip is under quiescent condition and pastes state; Said elastic wire under static state is spindle shape; Said pen core promotes elastic wire and drives opening of the lip that coincide or closed.
3. microsurgery pen according to claim 1 and 2 is characterized in that: said pen core comprises pen axle, be arranged on touch switch and the compression spring of pen axle afterbody on the pen axle sidewall; The end that said pen axle is not established the compression spring flexibly connects with written elastic wire; Said touch switch drives the pen axle the identical lip of nib is opened or closed procedure.
4. microsurgery pen according to claim 3 is characterized in that: said microsurgery pen also comprises a body, and said nib is arranged on the end of a body; Said body is socketed in the pen core outside.
5. microsurgery pen according to claim 4 is characterized in that: said body comprises pen container; Offer the movable groove of touch switch on the sidewall of said pen container; The two ends of said pen container are respectively arranged with fixed support that is used for fixing nib and the cap nut that is used for the shutoff pen core; Said nib is arranged on the end of a body through fixed support; The compression spring apical grafting of said pen axle afterbody is inner in cap nut.
6. microsurgery pen according to claim 5 is characterized in that: said fixed support comprises support bar and fixing hole; Said nib from fixing hole stretch into the body and apical grafting on the pen axle; The two ends of said support bar are separately positioned on a fixing hole and a body front end.
7. microsurgery pen according to claim 6 is characterized in that: the length of said pen container is 10cm～14cm, and external diameter is 0.8～1.2cm, and internal diameter is 0.6～1.0cm.
8. microsurgery pen according to claim 7 is characterized in that: the identical lip of said nib is straight peen or elbow.
9. microsurgery pen according to claim 8 is characterized in that: said nib includes but not limited to microforceps, needle forceps and microscissors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255607.5A CN102727273B (en) | 2012-07-23 | 2012-07-23 | Microsurgical pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255607.5A CN102727273B (en) | 2012-07-23 | 2012-07-23 | Microsurgical pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102727273A true CN102727273A (en) | 2012-10-17 |
| CN102727273B CN102727273B (en) | 2014-06-25 |
Family
ID=46984073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210255607.5A Expired - Fee Related CN102727273B (en) | 2012-07-23 | 2012-07-23 | Microsurgical pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102727273B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142290A (en) * | 2012-11-07 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Medical amputation device and cutting anastomat applying same |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4165745A (en) * | 1977-05-06 | 1979-08-28 | Heifetz Milton D | Surgical manipulator |
| CN2171332Y (en) * | 1993-05-31 | 1994-07-13 | 苏州医疗器械厂 | Eyeball internal scissors for ophthalomogy operation |
| US5707380A (en) * | 1996-07-23 | 1998-01-13 | United States Surgical Corporation | Anastomosis instrument and method |
| CN2922813Y (en) * | 2006-04-27 | 2007-07-18 | 黄学峰 | Microwound shaping knife |
| CN201022789Y (en) * | 2007-05-10 | 2008-02-20 | 复旦大学附属眼耳鼻喉科医院 | Micro wound tweezers for eye surgery |
| CN201642226U (en) * | 2010-03-12 | 2010-11-24 | 展如才 | Multifunctional neurological hook-type micro scissors |
| CN202105082U (en) * | 2011-06-22 | 2012-01-11 | 朱玉娟 | Precision ophthalmic operating scissors |
| CN202776439U (en) * | 2012-07-23 | 2013-03-13 | 中国人民解放军第四军医大学 | Microsurgical pen |
-
2012
- 2012-07-23 CN CN201210255607.5A patent/CN102727273B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4165745A (en) * | 1977-05-06 | 1979-08-28 | Heifetz Milton D | Surgical manipulator |
| CN2171332Y (en) * | 1993-05-31 | 1994-07-13 | 苏州医疗器械厂 | Eyeball internal scissors for ophthalomogy operation |
| US5707380A (en) * | 1996-07-23 | 1998-01-13 | United States Surgical Corporation | Anastomosis instrument and method |
| CN2922813Y (en) * | 2006-04-27 | 2007-07-18 | 黄学峰 | Microwound shaping knife |
| CN201022789Y (en) * | 2007-05-10 | 2008-02-20 | 复旦大学附属眼耳鼻喉科医院 | Micro wound tweezers for eye surgery |
| CN201642226U (en) * | 2010-03-12 | 2010-11-24 | 展如才 | Multifunctional neurological hook-type micro scissors |
| CN202105082U (en) * | 2011-06-22 | 2012-01-11 | 朱玉娟 | Precision ophthalmic operating scissors |
| CN202776439U (en) * | 2012-07-23 | 2013-03-13 | 中国人民解放军第四军医大学 | Microsurgical pen |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142290A (en) * | 2012-11-07 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Medical amputation device and cutting anastomat applying same |
| CN103142290B (en) * | 2012-11-07 | 2015-05-06 | 苏州天臣国际医疗科技有限公司 | Medical amputation device and cutting anastomat applying same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102727273B (en) | 2014-06-25 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140625 Termination date: 20160723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |