CN102697597A - Operating knife for glaucoma operation and positioning scale thereof - Google Patents
Operating knife for glaucoma operation and positioning scale thereof Download PDFInfo
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- CN102697597A CN102697597A CN2012101375903A CN201210137590A CN102697597A CN 102697597 A CN102697597 A CN 102697597A CN 2012101375903 A CN2012101375903 A CN 2012101375903A CN 201210137590 A CN201210137590 A CN 201210137590A CN 102697597 A CN102697597 A CN 102697597A
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Abstract
The invention discloses an operating knife for glaucoma operation and a positioning scale thereof. The operating knife comprises a microscopic operating knife and the positioning scale which is used for forming a U-shaped cutting opening by matching with the microscopic operating knife, wherein the positioning scale is provided with a through-groove; the microscopic operating knife has a flexible structure; the microscopic operating knife further comprises a blade, a knife body and a knife sleeve; and the blade is fixedly connected with the knife body (1 II), and the knife body can retract in the knife sleeve and can reciprocate along the knife sleeve. The glaucoma operating knife component disclosed by the invention can be widely applied to the operation of scleral flaps in the glaucoma trabeculectomy operation, and can ensure the size accuracy of the cutting opening, establish a good basis for the next step of the operation, ensure the operation quality, and reduce the operation risks.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly a kind of operation for glaucoma cutter and positioning rule thereof.
Background technology
Glaucoma is a kind of ophthalmology common disease and frequently-occurring disease, is primary irreversible blinding property oculopathy at ophthalmology.But most morbidity concealments, also acute onset, hazardness is big.Characteristic is exactly that intraocular pressure is interrupted or persistence raises and to cause optic nerve and visual function to damage; Show as optic atrophy, constriction of visual field, visual deterioration; Can cause permanent losing the sight of both eyes late period, and the part acute glaucoma can cause irreversibility blind after outbreak in several hours.Trabeculectomy is to treat one of the most frequently used operation of extensively carrying out in the operation for glaucoma at present.Operation is generally carried out according to the following steps: 1. do the bulbar conjunctiva lobe, 2. make scleral flap, 3. trabecular resection (excision of deep corneosclera), 4. periphery iridectomize, 5. stitching scleral flap, 6. recovery anterior chamber, 7. stitch ball conjunctiva wound.After making conjunctival flap, need do two sclera corneal incisions earlier perpendicular to limbus of corneae, front end reaches limbal conjunctiva and attaches stop; Do then one be parallel to limbus of corneae otch; And three limits are connected, make the rectangular angular scleral incision of 5mm * 4mm, the degree of depth of otch is about 1/3～2/3 scleral thickness.Operation Shi doctor directly uses the microsurgery cutter at the sclera upper cut with the experience of oneself; Even for veteran ophthalmologist; The size of otch and the degree of depth often also are difficult to keep the size and the degree of depth of standard, but maybe bad assurance for the empirical doctor of nothing.Owing to make otch to complete opaque sclera from transparent cornea; And smooth surface also has certain curvature; Often occur during operation that otch is deep mixed, the edge of a knife is crooked, rugged song, skew and the unequal phenomenon of otch spacing, even occur cutting and wear corneosclera or otch is shallow excessively, cause making in the art scleral flap difficulty; Post-operative complication in the art occurs, influence surgical effect.Also might move or doctor's maneuver is steady inadequately or other interference factors cause the edge of otch smooth-going inadequately because of patient slight, the degree of depth of otch was crossed dark or was crossed the shallow effect that all can influence operation.And the conventional surgical cutter blade all is fixed, is in exposed state for a long time, thereby maybe be because the staff's of surgical staff or other contact operating theater instruments inadvertent is wounded by stabbing it; At some in emergency circumstances, they must constantly must connect scalpel, pass the assistant, at this moment are exposed to the hands that the medical worker might cut or stab to outer sharp cutter, danger very.
Therefore, need improve, can guarantee that when the sclera in the operation for glaucoma process is done otch otch is regular, straight, neat traditional mode; For the operation of next step lays a good foundation; Thereby the minimizing postoperative complication improves the operation quality, reduces operation risk.Simultaneously, also can avoid the medical personnel when the contact scalpel, to come to harm, be convenient to the preservation and the use of scalpel.
Summary of the invention
In view of this; A kind of operation for glaucoma cutter of the present invention and Position Scale thereof generally are used for the operation of trabeculectomy for glaucoma operation scleral flap, can guarantee that otch is regular, straight, neat; For the operation of next step lays a good foundation; Thereby the minimizing postoperative complication improves the operation quality, reduces operation risk.Simultaneously, also can avoid the medical personnel when the contact scalpel, to come to harm, be convenient to the preservation and the use of scalpel.
A kind of operation for glaucoma of the present invention is used Position Scale, forms right angle U-shaped otch through the even running of assisting operation cutter, and said Position Scale is provided with the horizontal and vertical groove that adapts with scalpel blade.
Further, said Position Scale is a right angle U-shaped structure;
Further, said Position Scale end is vertically arranged with the positioning tooth that prevents that Position Scale from sliding;
Further, said groove is 3 and forms the mutual disconnected right angle of cecum U-shaped along Position Scale;
Further, said Position Scale is provided with handle, and said handle becomes 30 ° with the Position Scale connecting place--and 90 jiaos;
Further, a kind of operation for glaucoma cutter comprises blade, knife bar and handle of a knife, said knife bar can stretch out with the retraction handle of a knife in;
Further, said blade is fixedly connected with knife bar, is provided with between said blade and the knife bar in order to the spacing shaft shoulder;
Further, said broach shell is provided with embossing.
This practical beneficial effect of the invention: a kind of operation for glaucoma cutter of the present invention and Position Scale thereof; Generally be used for the operation of trabeculectomy for glaucoma operation scleral flap; Can guarantee that otch is regular, straight, neat,, thereby reduce postoperative complication for the operation of next step lays a good foundation; Improve the operation quality, reduce operation risk.Simultaneously, also can avoid the medical personnel when the contact scalpel, to come to harm, be convenient to the preservation and the use of scalpel.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is Fig. 1 cutaway view of the present invention.
The specific embodiment
Fig. 1 is a structural representation of the present invention; Fig. 2 is Fig. 1 cutaway view of the present invention; As shown in the figure: the operation for glaucoma of present embodiment is used positioning rule, forms right angle U-shaped otch through the even running of assisting operation cutter, and said Position Scale is provided with the horizontal and vertical groove 21 that adapts with scalpel blade; Along groove 21 scalpel even runnings, the well width of groove 21 is slightly larger than the thickness of scalpel blade, is generally 1mm, guarantees that the operation of scalpel is smooth and easy.
In the present embodiment, said Position Scale is the U-shaped structure; Be convenient on sclera, directly form the otch of U-shaped.
In the present embodiment, said Position Scale end is vertically arranged with the positioning tooth 23 that prevents that Position Scale from sliding; Because sclera is rich in certain curvature, and the surface is lubricious, and positioning tooth can prevent that Position Scale is along direction slip in length and breadth.
In the present embodiment, said groove 21 is 3 and forms the mutual disconnected right angle of cecum U-shaped along Position Scale; If cecum is communicated with, the then bad assurance in the turning of otch, the distance between vertical 2 grooves is 5mm, the length of wall scroll groove is 4mm, phase; Unconnected distance is 0.5mm between adjacent two grooves, and scalpel forms the right angle U-shaped otch of 4mm * 5mm along the trend of groove 21 on sclera, and the 0.5mm junctional membrane at cutout corner place is directly used the scalpel teasing, guarantee the rule of otch with accurately.
In the present embodiment, said Position Scale is provided with handle 22, and said handle 22 becomes 30 ° with the Position Scale connecting place--90 ° of angles; Be convenient to the operation of Position Scale.
A kind of operation for glaucoma cutter of present embodiment comprises blade 13, knife bar 12 and handle of a knife 11, said knife bar 12 can stretch out with retraction handle of a knife 11 in; Safety coefficient is high, and is easy to use, when blade 13 is in non-operating state, can it be stashed, and stretches out perhaps through contrary acting force of the spring to screw out through bolt, and blade 13 promptly is in operating position.
In the present embodiment, said blade 13 is fixedly connected with knife bar 12, is provided with in order to the spacing shaft shoulder 14 between said blade 13 and the knife bar 12; Penetraction depth to operation for glaucoma cutter blade 13 during the contact surface on the shaft shoulder 14 contact Position Scale groove both sides plays position-limiting action.
In the present embodiment, said handle of a knife 11 is provided with embossing; Be convenient to grip.
In the present embodiment, operation for glaucoma is used with Position Scale and operation for glaucoma cutter, and the spacing shaft shoulder 14 of scalpel plays spacing effect with the penetraction depth that cooperates blade 13 of Position Scale.
Explanation is at last; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the aim and the scope of technical scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (8)
1. an operation for glaucoma is used Position Scale, it is characterized in that: form right angle U-shaped otch through the even running of assisting operation cutter, said Position Scale is provided with the horizontal and vertical groove (21) that adapts with scalpel blade (13).
2. operation for glaucoma according to claim 1 is used positioning rule, it is characterized in that: said Position Scale is a right angle U-shaped structure.
3. operation for glaucoma according to claim 2 is used positioning rule, it is characterized in that: said Position Scale end is vertically arranged with the positioning tooth (23) that prevents that Position Scale from sliding.
4. operation for glaucoma according to claim 3 is used positioning rule, it is characterized in that: said groove (21) is 3 and forms the mutual disconnected right angle of cecum U-shaped along Position Scale.
5. operation for glaucoma according to claim 4 is used positioning rule, it is characterized in that: said Position Scale is provided with handle (22), and said handle becomes 30 ° with the Position Scale connecting place--90 ° of angles.
6. operation for glaucoma cutter is characterized in that: comprise blade (13), knife bar (12) and handle of a knife (11), said knife bar (12) can stretch out with retraction handle of a knife (11) in.
7. operation for glaucoma cutter according to claim 6 is characterized in that: said blade (13) is fixedly connected with knife bar (12), is provided with in order to the spacing shaft shoulder (14) between said blade (13) and the knife bar (12).
8. operation for glaucoma according to claim 7 is used positioning rule, it is characterized in that: said handle of a knife (11) is provided with embossing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210137590.3A CN102697597B (en) | 2012-05-04 | 2012-05-04 | Operating knife for glaucoma operation and positioning scale thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210137590.3A CN102697597B (en) | 2012-05-04 | 2012-05-04 | Operating knife for glaucoma operation and positioning scale thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102697597A true CN102697597A (en) | 2012-10-03 |
| CN102697597B CN102697597B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210137590.3A Expired - Fee Related CN102697597B (en) | 2012-05-04 | 2012-05-04 | Operating knife for glaucoma operation and positioning scale thereof |
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| Country | Link |
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| CN (1) | CN102697597B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103181842A (en) * | 2013-03-25 | 2013-07-03 | 中国人民解放军第三军医大学第一附属医院 | Plate layer sclerotome for department of ophthalmology |
| CN111110440A (en) * | 2018-10-12 | 2020-05-08 | 北京弘健医疗器械有限公司 | Device for performing scleral surgical procedures |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231583B1 (en) * | 1997-07-09 | 2001-05-15 | Joseph Y. Lee | Corneal circular channel dissecting device |
| CN1520275A (en) * | 2001-04-25 | 2004-08-11 | 约翰・F・海伦坎普 | Positioning assembly for retaining and positioning cornea |
| US20040243159A1 (en) * | 2003-05-27 | 2004-12-02 | Yichieh Shiuey | System for cutting the cornea of an eye |
| CN101234054A (en) * | 2008-01-22 | 2008-08-06 | 嘉兴市第一医院 | Conjunctivochalasis operation localization and quantification tablet |
| CN201189235Y (en) * | 2008-03-20 | 2009-02-04 | 潘贰 | Eyelid operation measuring device |
-
2012
- 2012-05-04 CN CN201210137590.3A patent/CN102697597B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231583B1 (en) * | 1997-07-09 | 2001-05-15 | Joseph Y. Lee | Corneal circular channel dissecting device |
| CN1520275A (en) * | 2001-04-25 | 2004-08-11 | 约翰・F・海伦坎普 | Positioning assembly for retaining and positioning cornea |
| US20040243159A1 (en) * | 2003-05-27 | 2004-12-02 | Yichieh Shiuey | System for cutting the cornea of an eye |
| CN101234054A (en) * | 2008-01-22 | 2008-08-06 | 嘉兴市第一医院 | Conjunctivochalasis operation localization and quantification tablet |
| CN201189235Y (en) * | 2008-03-20 | 2009-02-04 | 潘贰 | Eyelid operation measuring device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103181842A (en) * | 2013-03-25 | 2013-07-03 | 中国人民解放军第三军医大学第一附属医院 | Plate layer sclerotome for department of ophthalmology |
| CN103181842B (en) * | 2013-03-25 | 2014-12-10 | 中国人民解放军第三军医大学第一附属医院 | Plate layer sclerotome for department of ophthalmology |
| CN111110440A (en) * | 2018-10-12 | 2020-05-08 | 北京弘健医疗器械有限公司 | Device for performing scleral surgical procedures |
| CN111110440B (en) * | 2018-10-12 | 2022-03-11 | 北京弘健医疗器械有限公司 | Device for performing scleral surgical procedures |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102697597B (en) | 2015-04-15 |
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