CN109620533A - A kind of micro- separating scissors of top posterior synechia - Google Patents
A kind of micro- separating scissors of top posterior synechia Download PDFInfo
- Publication number
- CN109620533A CN109620533A CN201710931324.0A CN201710931324A CN109620533A CN 109620533 A CN109620533 A CN 109620533A CN 201710931324 A CN201710931324 A CN 201710931324A CN 109620533 A CN109620533 A CN 109620533A
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- Prior art keywords
- scissors
- cutter head
- micro
- posterior synechia
- separating
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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.)
- Pending
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- 238000000926 separation method Methods 0.000 claims abstract description 18
- 238000013461 design Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims abstract description 11
- 238000010008 shearing Methods 0.000 claims abstract description 8
- 238000002513 implantation Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 206010071229 Procedural haemorrhage Diseases 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000004044 response Effects 0.000 abstract description 2
- 210000003128 head Anatomy 0.000 description 31
- 210000000695 crystalline len Anatomy 0.000 description 18
- 239000003795 chemical substances by application Substances 0.000 description 10
- 238000001356 surgical procedure Methods 0.000 description 9
- 230000002980 postoperative effect Effects 0.000 description 8
- 239000007943 implant Substances 0.000 description 7
- 210000002159 anterior chamber Anatomy 0.000 description 6
- 210000000871 endothelium corneal Anatomy 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 206010011732 Cyst Diseases 0.000 description 5
- 208000031513 cyst Diseases 0.000 description 5
- 208000032843 Hemorrhage Diseases 0.000 description 4
- 206010061218 Inflammation Diseases 0.000 description 4
- 208000034158 bleeding Diseases 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 4
- 230000004054 inflammatory process Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 206010002091 Anaesthesia Diseases 0.000 description 3
- 206010002945 Aphakia Diseases 0.000 description 3
- 206010007747 Cataract congenital Diseases 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000037005 anaesthesia Effects 0.000 description 3
- 210000004087 cornea Anatomy 0.000 description 3
- 230000007159 enucleation Effects 0.000 description 3
- 239000003889 eye drop Substances 0.000 description 3
- 229940012356 eye drops Drugs 0.000 description 3
- 239000010437 gem Substances 0.000 description 3
- 229910001751 gemstone Inorganic materials 0.000 description 3
- PRGUDWLMFLCODA-UHFFFAOYSA-N oxybuprocaine hydrochloride Chemical compound [Cl-].CCCCOC1=CC(C(=O)OCC[NH+](CC)CC)=CC=C1N PRGUDWLMFLCODA-UHFFFAOYSA-N 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 208000012260 Accidental injury Diseases 0.000 description 2
- 206010007766 Cataract traumatic Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 208000002177 Cataract Diseases 0.000 description 1
- 208000036829 Device dislocation Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000790351 Iris latifolia Species 0.000 description 1
- NNJVILVZKWQKPM-UHFFFAOYSA-N Lidocaine Chemical compound CCN(CC)CC(=O)NC1=C(C)C=CC=C1C NNJVILVZKWQKPM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000001886 ciliary effect Effects 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229960004194 lidocaine Drugs 0.000 description 1
- 210000001232 limbus corneae Anatomy 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention belongs to medical instruments fields, it is related to a kind of micro- separating scissors of top posterior synechia, its design feature of micro- scissors of the invention, which essentially consists in, is bent into hook-shaped scissors head, the scissors main body is similar to vitreous-body-retina scissors, including handle, connecting rod and scissors cutter head, scissors cutter head is the direct design that hangs down, i.e. the cutter head direction of motion is parallel with body of rod major diameter, outside scissors cutter head is fixed, and inside scissors cutter head can slide forward and be bonded shearing with outside cutter head, and front end is bent backward, formed hook-shaped, scissors cutter head and rear end connecting rod angle are 60 ° after bending.Micro- separating scissors of the invention can be used for the top posterior synechia separation of different degrees of type, it is particularly suitable for the top micro- separation of posterior synechia in Secondary intraocular lens implantation, it is convenient, fast, reduce intraoperative hemorrhage and operating time, mitigate after-operation response, preferably raising operation safety, curative effect and satisfaction.
Description
Technical field
The present invention relates to medical instruments fields, are related to a kind of micro- separating scissors of top posterior synechia, and in particular to one
The top micro- separating scissors of posterior synechia in kind Secondary intraocular lens implantation.
Background technique
In the prior art, after congenital cataract, traumatic cataract enucleation, vitreum cutting merges cataract extraction
Postoperative aphakia patient is frequently run onto posterior synechia situation, i.e. iris and ciliary groove when Secondary intraocular lens are implanted into
Remaining crystalline peplos cause pupil small, influence surgical procedure, wherein especially due to postoperative inflammation generation adhesion for the first time
Difficulty is separated into top posterior synechia；And due to iris and remaining lens capsule film coalescence, can significantly affect artificial
Stability after lens implanting leads to postoperative intraocular lens dislocation, clamping.In clinical practice, operative doctor is normal in art
Using posterior synechia is first separated, expands intraocular lens and be implanted into space, then carry out subsequent procedures operation, specific operating procedure
Include:
1) Oxybuprocaine hydrochloride eye drops carry out surface fiber crops or the anesthesia of 0.2% lidocaine retrobulbar nerve block, sterile drape；
2) main notch is made (using jewel knife in cornea or corneoscleral junction manual manufacture 2.2-2.6mm transparency cornea or corneosclera
Tunnel incision etc.)；
3) viscoelastic agent is injected in anterior chamber by main notch and protects corneal endothelium；
4) separate posterior synechia (1ml syringe needle or cyst membrane are cut)；
5) viscoelastic agent protection corneal endothelium is re-injected；
6) implantable artificial crystalline lens；
7) residual viscoelastic agent, watertight or the main notch of 10-0 nylon line suture are absorbed.
Know in the industry, for Secondary intraocular lens implant surgery, separation posterior synechia is conventional important step
One of, if can completely does not separate, it will be implanted into space without enough intraocular lens, and may cause intraocular lens' shifting
The complication such as position, clamping.But at present for the separation of posterior synechia there is no special instrument, common instrument has cyst membrane to cut
And 1ml syringe needle head etc., due to not special, these instruments are in the adherence Separation for carrying out posterior synechia, especially top
When there are following defects:
1) operative incision generally above, due to the radian relationship of scissors design, cannot be bent, and usually top especially notch is attached
When close posterior synechia cuts separation with cyst membrane very not smoothly, the iris back side can not be reached and separate top adhesion well, needed
It will be by being bent into hook-shaped 1ml syringe needle；
2) 1ml syringe needle is smaller, excessively sharp, is easy to damage perienchyma, accidentally injures iris, causes bleeding, block operation
The visual field makes originally difficult operation make the matter worse, and the adherence Separation of top iris is also needed needle tip being bent into hook
Shape use, further increase instrument disengaging wound number and operating procedure, be finally recovered posterior synechia needed for the time and
The clinical experience of quality and doctor are closely related；
Due to disadvantages described above, top incision posterior synechia in the Secondary intraocular lens implant surgery in clinical practice
Processing is a technological difficulties, and especially for the beginner that experience lacks, the increase of operating time and bleeding risk is on the one hand
It will increase the psychological pressure of operative doctor, another operation wound for conveniently also increasing patient and bad operation experience, therefore compel
Be essential want it is a kind of in Secondary intraocular lens implant surgery can above easy separation incision posterior synechia instrument,
And there is no such medical instruments to report on the market at present.
Status based on the prior art, present inventor is quasi- to provide a kind of micro- separating scissors of top posterior synechia
Knife, to meet the needs in relation to surgical procedure.
Summary of the invention
It is an object of the invention to make up the defect and deficiency of existing Secondary intraocular lens implant surgery technology, one is provided
The micro- separating scissors of posterior synechia above kind, the micro- separating scissors are easy to operate, and wound is small, are suitable for separation top iris
Posterior synechia.
There are two types of different patterns for the micro- scissors of the invention, and design feature, which essentially consists in, is bent into hook-shaped scissors bit
Portion.
As shown in Figure 1, the scissors main body is similar to vitreous-body-retina scissors, including handle, connecting rod and scissors cutter head,
Overall length 15cm, the long 3cm of front end connecting rod, wide 1mm, scissors cutter head is hang down direct design, i.e. the cutter head direction of motion and body of rod major diameter
In parallel, as shown in Fig. 2, outside scissors cutter head is fixed, inside scissors cutter head can slide forward and be bonded shearing, front end with outside cutter head
It bends backward, forms hook-shaped, the wide 2.2mm of scissors cutter head after bending, long 2mm, be 60 ° with rear end connecting rod angle, scissors material
For medical grade stainless steel.
Scissors is protruded into anterior chamber from incision when use, hook-shaped head is bent into and is convenient to insertion top iris back
Face shears and separates top posterior synechia.
Posterior synechia micro- separating scissors in top of the invention can be used for the top posterior synechia of different degrees of type
Separation, it is convenient, fast, intraoperative hemorrhage and operating time are reduced, after-operation response is mitigated, preferably raising operation safety, curative effect
And satisfaction；The scissors design is practical, prepares, is easy to use, is especially suitable for carrying out in Secondary intraocular lens implant surgery
Square posterior synechia separation, can effectively reduce operating time, increase the stability of intraocular lens' implantation, avoid intraoperative hemorrhage,
Mitigate Postoperative inflammatory reaction, while patient pain can be reduced, improves patients surgery experience, and simplify surgical procedure, shorten hand
Art doctor's learning curve, therefore value for clinical application with higher is applied in its invention.
Posterior synechia micro- separating scissors in top of the invention have the following advantages that
1) design is simple, easy to use；
2) compared to common micro- cyst membrane scissors, forehand mode is can be used in the head of bending and pupil margin is inserted into top rainbow in parallel
Back of the membrane facilitates separation；
3) it is cut compared to cyst membrane and extracts postoperative patient more suitable for the lesser congenital cataract of eyeball；
4) compared to hook-shaped 1ml syringe needle is bent into, the cutter head area of posterior synechia separating scissors is relatively large, can have
It imitates separation of synechia range firmly to organize greatly and relatively, increases the efficiency of separation, reduce operating time, improve intraocular lens' plant
The stability entered；And can use the shearing and the auxiliary separation of distracted strength of scissors, reduce the excessive drawing to iris tissue；
Scissors bit tip round blunt can avoid the accidental injury to iris, crystalline peplos and surrounding tissue, mitigate Postoperative inflammatory reaction.
Detailed description of the invention
Fig. 1 is scissors agent structure schematic diagram of the present invention.
Fig. 2 is that the outside scissors of scissors of the present invention and inside scissors cutter head use schematic diagram.
Specific embodiment
Embodiment 1
Micro- scissors of the invention can be made into two kinds of different patterns, and design feature, which essentially consists in, is bent into hook-shaped scissors bit
Portion；As shown in Figure 1, the scissors main body is similar to vitreous-body-retina scissors, including handle, connecting rod and scissors cutter head, overall length
15cm, the long 3cm of front end connecting rod, wide 1mm, scissors cutter head is the direct design that hangs down, i.e. the cutter head direction of motion is parallel with body of rod major diameter,
As shown in Fig. 2, outside scissors cutter head is fixed, inside scissors cutter head, which can slide forward, is bonded shearing with outside cutter head, and front end is backward
Bending forms hook-shaped, the wide 2.2mm of scissors cutter head after bending, long 2mm, is 60 ° with rear end connecting rod angle, and scissors material is doctor
With grade stainless steel；
The aphakia patient after for traumatic cataract enucleation, the local posterior synechia in iris top carry out second phase artificial crystalline substance
When shape body implantation, using Oxybuprocaine hydrochloride eye drops surface anesthesia, sterile drape, 2.6mm jewel knife makes transparency cornea
Notch injects viscoelastic agent in anterior chamber by notch and protects corneal endothelium, by the micro- separating scissors of top posterior synechia from notch
Anterior chamber, the iris back side at the head insertion top adhesion of bending are protruded into, shearing separates local posterior synechia, re-injects viscoelastic
Corneal endothelium is protected in agent, and implantable artificial crystalline lens absorbs residual viscoelastic agent, watertight notch, and art finishes；
During surgical practices, posterior synechia disengaging time is performed the operation more in the past and is significantly reduced, easy to operate, avoids to rainbow
The further damage of film, without bleeding in art, postoperative intraocular implants body position is stablized, and patient's vision is good, recovery is fast.
Embodiment 2
Micro- scissors of the invention can be made into two kinds of different patterns, and design feature, which essentially consists in, is bent into hook-shaped scissors bit
Portion；As shown in Figure 1, the scissors main body is similar to vitreous-body-retina scissors, including handle, connecting rod and scissors cutter head, overall length
15cm, the long 3cm of front end connecting rod, wide 1mm, scissors cutter head is the direct design that hangs down, i.e. the cutter head direction of motion is parallel with body of rod major diameter,
As shown in Fig. 2, outside scissors cutter head is fixed, inside scissors cutter head, which can slide forward, is bonded shearing with outside cutter head, and front end is backward
Bending forms hook-shaped, the wide 2.2mm of scissors cutter head after bending, long 2mm, is 60 ° with rear end connecting rod angle, and scissors material is doctor
With grade stainless steel；
The aphakia patient after for congenital cataract enucleation, iris complete cycle posterior synechia carry out Secondary intraocular lens
When implantation, using Oxybuprocaine hydrochloride eye drops surface anesthesia, sterile drape, 2.6mm jewel knife production radial incision is cut
Mouthful, viscoelastic agent is injected in anterior chamber by notch and protects corneal endothelium, posterior synechia micro- separating scissors in top are stretched from notch
Enter anterior chamber, the iris back side at the head insertion top adhesion of bending, the posterior synechia of shearing separation top, then by the separating scissors
Knife overturning, replaces cutter head direction, makes the iris back side at cutter head insertion lower section adhesion, and separation lower section adhesion re-injects viscoelastic agent
Corneal endothelium is protected, implantable artificial crystalline lens absorbs residual viscoelastic agent, and 10-0 line is sewed up the incision, and art finishes；
During surgical practices, using the micro- separating scissors of top posterior synechia and cutter head is overturn after, it can be easily
Complete cycle posterior synechia is separated, avoids the accidental injury to iris and surrounding tissue, without bleeding in art, effectively shortens operating time,
Postoperative intraocular implants body position is stable, inflammatory reaction is light, and visual acuity in child patient is good, recovery is fast.
The present invention also has a variety of transformation and remodeling, it is not limited to the specific structure of above embodiment.The present invention protects
Shield range is that needle obviously converts for those of ordinary skills or substitution and remodeling etc., such as simple change are cut
Knife material, size, scissors head bending angle etc..
Claims (5)
1. a kind of micro- separating scissors of top posterior synechia, which is characterized in that the head of the scissors is to be bent into hook-shaped cut
Cutter head portion.
2. posterior synechia micro- separating scissors in top according to claim 1, which is characterized in that the scissors main body class
It is similar to vitreous-body-retina scissors, including handle, connecting rod and scissors cutter head, overall length 15cm, front end connecting rod long 3cm are wide
1mm, scissors cutter head are the direct design that hangs down, i.e. the cutter head direction of motion is parallel with body of rod major diameter.
3. posterior synechia micro- separating scissors in top according to claim 1, which is characterized in that the scissors head
Outside cutter head fix, inside cutter head, which slides forward, is bonded shearing with outside cutter head, and front end is bent backward, formed it is hook-shaped, bending
The wide 2.2mm of scissors cutter head afterwards, long 2mm are 60 ° with rear end connecting rod angle.
4. posterior synechia micro- separating scissors in top according to claim 1, which is characterized in that the separating scissors
Adopt the production of medical grade stainless steel material.
5. posterior synechia micro- separating scissors in top described in claim 1 are being used to prepare Secondary intraocular lens implantation
Purposes in the middle micro- separation chess game of top posterior synechia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710931324.0A CN109620533A (en) | 2017-10-09 | 2017-10-09 | A kind of micro- separating scissors of top posterior synechia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710931324.0A CN109620533A (en) | 2017-10-09 | 2017-10-09 | A kind of micro- separating scissors of top posterior synechia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109620533A true CN109620533A (en) | 2019-04-16 |
Family
ID=66050967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710931324.0A Pending CN109620533A (en) | 2017-10-09 | 2017-10-09 | A kind of micro- separating scissors of top posterior synechia |
Country Status (1)
| Country | Link |
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| CN (1) | CN109620533A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5314440A (en) * | 1992-11-02 | 1994-05-24 | Henry Shapiro | Microsurgical scissor apparatus |
| CN2331338Y (en) * | 1998-05-28 | 1999-08-04 | 龚力力 | Auxiliary hook for catarct ultraemusification operation |
| CN201631478U (en) * | 2010-03-19 | 2010-11-17 | 复旦大学附属眼耳鼻喉科医院 | Minimally invasive iris forceps |
| JP3167216U (en) * | 2010-12-15 | 2011-04-14 | 木村 秀雄 | Reverse iris cutting blade |
| US20120191120A1 (en) * | 2011-01-21 | 2012-07-26 | Thomas Linsi | Surgical probe |
| CN102949264A (en) * | 2012-11-16 | 2013-03-06 | 首都医科大学附属北京友谊医院 | Variable curvature capsulotomy vannas scissors with scales |
| CN104546284A (en) * | 2015-02-13 | 2015-04-29 | 苏州贝尔一锋医疗器械有限公司 | Microscopic intraocular instrument |
-
2017
- 2017-10-09 CN CN201710931324.0A patent/CN109620533A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5314440A (en) * | 1992-11-02 | 1994-05-24 | Henry Shapiro | Microsurgical scissor apparatus |
| CN2331338Y (en) * | 1998-05-28 | 1999-08-04 | 龚力力 | Auxiliary hook for catarct ultraemusification operation |
| CN201631478U (en) * | 2010-03-19 | 2010-11-17 | 复旦大学附属眼耳鼻喉科医院 | Minimally invasive iris forceps |
| JP3167216U (en) * | 2010-12-15 | 2011-04-14 | 木村 秀雄 | Reverse iris cutting blade |
| US20120191120A1 (en) * | 2011-01-21 | 2012-07-26 | Thomas Linsi | Surgical probe |
| CN102949264A (en) * | 2012-11-16 | 2013-03-06 | 首都医科大学附属北京友谊医院 | Variable curvature capsulotomy vannas scissors with scales |
| CN104546284A (en) * | 2015-02-13 | 2015-04-29 | 苏州贝尔一锋医疗器械有限公司 | Microscopic intraocular instrument |
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