CN106726120A - Cataract capsulorhexis marker - Google Patents
Cataract capsulorhexis marker Download PDFInfo
- Publication number
- CN106726120A CN106726120A CN201611077380.4A CN201611077380A CN106726120A CN 106726120 A CN106726120 A CN 106726120A CN 201611077380 A CN201611077380 A CN 201611077380A CN 106726120 A CN106726120 A CN 106726120A
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- CN
- China
- Prior art keywords
- marker
- knife
- edge
- labeling section
- arc
- Prior art date
- 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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- 239000003550 marker Substances 0.000 title claims abstract description 96
- 208000002177 Cataract Diseases 0.000 title claims abstract description 20
- 238000002372 labelling Methods 0.000 claims abstract description 87
- 230000007704 transition Effects 0.000 claims description 13
- 241000826860 Trapezium Species 0.000 claims description 2
- 239000002775 capsule Substances 0.000 abstract description 42
- 210000002159 anterior chamber Anatomy 0.000 abstract description 26
- 230000003287 optical effect Effects 0.000 abstract description 5
- 230000006641 stabilisation Effects 0.000 abstract description 5
- 238000011105 stabilization Methods 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 230000002980 postoperative effect Effects 0.000 description 8
- 238000001356 surgical procedure Methods 0.000 description 6
- 239000013078 crystal Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 206010011732 Cyst Diseases 0.000 description 1
- 206010036346 Posterior capsule opacification Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 208000031513 cyst Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000003462 vein Anatomy 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
-
- 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
- A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
- A61F9/00754—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments for cutting or perforating the anterior lens capsule, e.g. capsulotomes
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 discloses a kind of cataract capsulorhexis marker, including operation handle and curved labeling section, the operation handle includes grip part, the labeling section is fixed on the front end of grip part, the labeling section side is provided with the edge of a knife, the direction of the edge of a knife has angle with the arc-plane where labeling section, and the edge of a knife is in the same plane.By the present invention in that the edge of a knife produces the arc trace marking on preceding capsule, by the setting to edge of a knife arc diameter to determine capsulorhexis scope, fixed with the stabilization for ensureing greatest optical area and can keep artificial lens；Arc trace is formed with preceding capsule can be easy to follow-up capsulorhexis simultaneously, make the opening that capsulorhexis is more light, tear out more round, can reduce surgical technic requirement, improve surgical quality.Wherein, for ease of the formation of positive round arc trace, also allow for marker of the present invention and enter anterior chamber, marker of the invention can be arranged in pairs, and be divided into the first marker and the second marker.
Description
Technical field
The present invention relates to a kind of operating theater instruments, and in particular to a kind of operating theater instruments of cataract eye surgery.
Background technology
Cataract operation includes capsulorhexis step, first passes through the broken anterior chamber of lance lancination, then will using capsulorhexis instruments such as Tweezers for eye surgery
Preceding capsule middle body tears off, by tearing implantation of the preceding capsule middle body in order to artificial lens off, by the preceding capsule for retaining periphery
For the fixation of artificial lens.Wherein, the position that Tweezers for eye surgery is contacted with preceding capsule leans on medical worker's naked eyes to confirm completely, capsulorhexis
Size cannot accurately be learnt, and medical worker carries out capsulorhexis by itself surgical experience completely, and reasonable utilization cyst membrane is needed during capsulorhexis
Centripetal force, tensile force forward and with the parallel shearing force of circle, can otherwise cause to split to periphery, capsulorhexis is performed the operation to medical worker
Self-technique requirement it is higher.If capsulorhexis is excessive, artificial lens can be caused too small by preceding capsule area coverage, excessive capsulorhexis mouthful
It is unfavorable for keeping the stabilization of people's crystal, and the generation of After Cataract can be caused；If capsulorhexis is too small, artificial lens can be caused
It is excessive by preceding capsule area coverage, light school district can be caused smaller, patient is postoperative to see that thing is dark, and easily produces multiple complications.
The content of the invention
Capsulorhexis size, guarantee greatest optical area are can determine that it is an object of the invention to provide one kind, ensure that artificial lens is fixed
Cataract capsulorhexis marker.
To achieve the above object, the present invention is adopted the following technical scheme that：A kind of cataract capsulorhexis marker, including manipulator
Handle and curved labeling section, the operation handle include grip part, and the labeling section is fixed on the front end of grip part, the mark
Note portion side is provided with the edge of a knife, and the direction of the edge of a knife has angle with the arc-plane where labeling section, and the edge of a knife is located at
On same plane.
Some otch are formed with anterior chamber by lance knife, the marker of marker is stretched into anterior chamber by otch, with
Medical worker is pressed so that labeling section is formed with arc vestige on preceding capsule afterwards, and marker is then withdrawn from repeating above-mentioned behaviour
Make, so that some arc vestiges are connected together to circular vestige, carried out finally by the capsulorhexis such as Tweezers for eye surgery or discission needle instrument
Capsulorhexis.Wherein, the quantity of otch is related to the arc angle of the marker edge of a knife of the present invention.
Due to being formed with circular vestige on preceding capsule, by setting the arc diameter of the marker edge of a knife of the present invention, the edge of a knife
Arc diameter is the size of light school district, and to avoid, capsulorhexis opening is orthopedic to avoid that patient is postoperative to see that thing is dark；Wherein, according to being made
Manually the size of crystal selects the marker of different edge of a knife diameters.Wherein, because marker of the present invention can be formed on preceding capsule
The shapes and sizes for having circular vestige, capsulorhexis are determined that medical worker can carry out capsulorhexis along circular vestige, make preceding capsule
Opening is more round；Preceding capsule is formed with cut by marker pressing, has both been easy to the capsulorhexis instrument capsulorhexis of preceding capsule, also to capsulorhexis instrument capsulorhexis
Produced slight crack scope on preceding capsule is controlled, and will not circumferentially extend slight crack capsule facing forward, it is to avoid capsulorhexis fails and reduces
Capsulorhexis difficulty, the easy left-hand seat of medical worker for making surgical experience less is performed the operation, and tears the more medical workers of surgical experience
Capsule is lighter, and tears out more round preceding capsule opening.Wherein, the edge of a knife is in same plane, can make all parts of the edge of a knife can
Contacted with preceding capsule simultaneously, in order to the formation of arc trace on preceding capsule.Wherein, the curved setting of labeling section, the edge of a knife is also in therewith arc
Shape is set.
Preferably, the marker is arranged in pairs and including the first marker and the second marker, first mark
The arc diameter of the device edge of a knife is identical with the arc diameter of the second marker edge of a knife, and the arc diameter of the first marker edge of a knife is
The arc angle sum of the edge of a knife of 5mm~6mm, the arc angle of the edge of a knife of the first marker and the second marker is more than or equal to
360°。
The labeling section of the first marker is stretched into anterior chamber from the otch of anterior chamber, medical worker presses the first marker, make the
The edge of a knife of one marker is formed with one section of arc trace on preceding capsule, and then the labeling section of the first marker is withdrawn from and made from anterior chamber
The labeling section of the second marker enters anterior chamber from otch, and medical worker presses the second marker, the edge of a knife of the second marker is existed
Another section of arc trace is formed with preceding capsule, two sections of arc traces are connected to constitute circular, finally withdraw from the second marker and pass through
The capsulorhexis such as Tweezers for eye surgery or discission needle instrument carries out capsulorhexis.
Because the present invention has two markers, the first marker and the second marker can be by same anterior chamber's otch
Into anterior chamber, it is not necessary to form more otch on anterior chamber, in order to the postoperative rehabilitation of patient, it is to avoid wound is excessive.This hair
The arc angle sum of the arc angle of the edge of a knife of bright first marker and the edge of a knife of the second marker is more than or equal to 360 °, leads to
The labeling section of the first marker of combination and the labeling section of the second marker are crossed to constitute a positive round.The edge of a knife of the first marker and
The arc diameter of the edge of a knife of the second marker is 5mm~6mm, adapts to all of artificial lens, can ensure artificial lens
Stabilization it is fixed in the case of ensure greatest optical area, it is to avoid patient is postoperative to see that thing is dark, while operculum is in people before making part
On work crystal, fixed with the stabilization for keeping artificial lens.
Preferably, be provided with transition part between the operation handle and labeling section, one end of the transition part and manipulator
The grip part front end of handle is fixed, and the other end of the transition part extends and mutually solid with the labeling section to operation handle side front
It is fixed.Because preceding capsule is located at anterior chamber's rear side, above-mentioned setting can make the holding area of operation handle when anterior chamber's incision, labeling section energy
Smoothly contacted with preceding capsule, arc vestige is left on preceding capsule in order to otch.Wherein, transition part of the invention is obliquely installed and is in one's hands
Hold between portion and labeling section, anterior chamber is smoothly entered in order to labeling section.
Preferably, the direction of the edge of a knife is vertically arranged with the arc-plane where labeling section, the angle is right angle.
The shaping of the edge of a knife of the present invention is easy in above-mentioned setting, also allows for the determination of edge of a knife arc angle of the present invention and arc diameter, is easy to doctor
Business personnel determine edge of a knife location on preceding capsule.
Preferably, the operation handle axis be arranged in parallel with plane where the edge of a knife, the operation handle is most leaned on
The position of the nearly labeling section is 0.8 mm~1.8mm with the air line distance of interplanar where the edge of a knife.Medical worker can root
It is caused when the position of plane where the edge of a knife is determined according to the horizontal plane position of operation handle, and avoiding pressing marker
Arc trace is excessively shallow away from the position that the position at anterior chamber opening is too deep, arc trace is at anterior chamber opening.Wherein, operation handle is worked as
When air line distance with interplanar where the edge of a knife is 0.8 mm~1.8mm, the labeling section edge of a knife effect of the contact with preceding capsule is more preferable.
Preferably, one end of the labeling section is fixed with the front end of the grip part, the other end position of the labeling section
In grip part front end front side.The above-mentioned labeling section that is situated so as to smoothly can enter anterior chamber, and make the present invention from anterior chamber's otch
Required otch is narrower, in order to the post-operative recovery of patient.
Preferably, the labeling section along edge of a knife direction cross sectional shape is triangular in shape or trapezium structure, the labeling section
Cross sectional shape is identical everywhere, and the labeling section is 0.3~0.5mm along the thickness value of edge of a knife direction.It is arranged as required to mark
The cross sectional shape of portion's thickness direction is configured, such as the various triangles of isosceles triangle, right angled triangle, isosceles trapezoid and ladder
Shape.Set by the thickness value to labeling section, be easy to medical worker to be observed, in order to the connected alignment of arc trace,
It is connected to constitute a positive round in order to multiple arcs trace, and can guarantee that the rigidity of labeling section, increases the service life.Wherein, by
In the labeling section of the first marker, cross sectional shape is identical everywhere, and cross sectional shape is also identical everywhere for the labeling section of the second marker, just
In the processing and manufacturing of marker of the present invention.
Preferably, the operation handle includes fixed part, the fixed position is in grip part front side, the fixation
The diameter in portion is less than the diameter of the grip part, and the labeling section is fixed with the front end of the fixed part.Doctor is easy in above-mentioned setting
Observation of the business personnel to eye, it is to avoid because the caused observation of blocking of operation handle is not known or through difficulty.
Preferably, the fixed part is in cone or truncated cone-shaped structure, the thinner one end of the fixed part and the mark
Note portion is fixed, and the thicker one end of the fixed part is fixed with the grip part.Above-mentioned setting is ensureing operation handle of the present invention
Intensity, to increase the service life.
Preferably, the arc angle of the marker edge of a knife is more than or equal to 180 °.Above-mentioned setting can reduce operation
Step, the upper required opening of reduction anterior chamber, to improve surgical quality, be easy to patient's post-operative recovery.
By the present invention in that the labeling section edge of a knife produces the arc trace marking on preceding capsule, by the setting to edge of a knife arc diameter
To determine capsulorhexis scope, fixed with the stabilization for ensureing greatest optical area and can keep artificial lens；It is formed with preceding capsule simultaneously
Arc trace can be easy to follow-up capsulorhexis, make the opening that capsulorhexis is more light, tear out more round, can reduce surgical technic requirement, improve
Surgical quality.Wherein, for ease of the formation of positive round arc trace, also allow for marker of the present invention and enter anterior chamber, mark of the invention
Device can be arranged in pairs, and be divided into the first marker and the second marker, and two each arc traces for being formed of the marker edge of a knife are mutually joined
To constitute circular vestige.
Brief description of the drawings
Fig. 1 is the front view of the first marker of the invention；
Fig. 2 is the side view of the first marker of the invention；
Fig. 3 is the A-A views of Fig. 1；
Fig. 4 is the front view of the second marker of the invention；
Fig. 5 is the front view of the first labeling section of the first marker of the invention；
Fig. 6 is the side view of the first labeling section of the first marker of the invention；
Fig. 7 is the front view of the second labeling section of the second marker of the invention;
Fig. 8 is the B-B views of Fig. 4.
Specific embodiment
Below according to the drawings and specific embodiments, the invention will be further described.
As shown in Fig. 1 to Fig. 8, cataract capsulorhexis marker of the invention includes the mark of operation handle and curved setting
Portion, operation handle includes grip part 3 and fixed part 4, and fixed part 4 is located at the front end of grip part 3 and is fixed with labeling section, grip part 3
The diameter with diameter greater than fixed part 4, fixed part 4 is in truncated cone-shaped structure, and the thinner one end of fixed part 4 fixes with labeling section, Gu
Determine the thicker one end in portion 4 to be fixed with grip part 3, grip part 3 is provided with anti-slip veins 5 near the part of fixed part 4, grip part 3 away from
The part of fixed part 4 is provided with anti-slip tank 6.
As shown in Fig. 1, Fig. 2, marker of the invention is arranged in pairs and including the first marker 100 and the second marker
200, operation handle includes shape and structure identical the first operation handle 10 and the second operation handle 20, and labeling section is included in circle
The first labeling section 11 and the second labeling section 21 that arc is set.
As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 5, Fig. 6, the first marker 100 includes the first operation handle 10 and is operated with first
The first mutually fixed labeling section 11 of handle 10, the first labeling section 11 is fixed on the front end of fixed part 4 of the first operation handle 10, first
Labeling section side is provided with first edge of a knife 12, and direction and the arc-plane where the first labeling section 11 of first edge of a knife 12 have folder
Angle, angle is right angle, and first edge of a knife 12 is in the same plane.
First Transition portion 13, first are provided between first operation handle 10 and the first labeling section 11 of the first marker 100
One end of transition part 13 is fixed with the front end of fixed part 4 of the first operation handle 10, and the other end in First Transition portion 13 is to the first behaviour
Make the side of handle 10 front to extend and fixed with one end of the first labeling section 11.
First labeling section 11 of the first marker 100 is in isosceles triangle along the cross sectional shape of the direction of first edge of a knife 12, the
Cross sectional shape is identical everywhere for one labeling section 11, and the arc where arc-plane and first edge of a knife 12 where the first labeling section 11 is put down
Face is parallel, and the arc angle of the first labeling section 11 is identical with the arc angle of first edge of a knife 12.First operation handle 10 and second
Operation handle 20 is set in rod, and the axis of the first operation handle 10 be arranged in parallel with the place plane of first edge of a knife 12, the first behaviour
Make handle 10 near the position of the first labeling section 11（The fixed part 4 of the first operation handle 10 is foremost）With first edge of a knife 12
The air line distance of place interplanar is L1.
As shown in Fig. 4, Fig. 7, Fig. 8, the second marker 200 include the second operation handle 20 and with the phase of the second operation handle 20
The second fixed labeling section 21, the second labeling section 21 is fixed on the front end of fixed part 4 of the second operation handle 20, the second labeling section 21
Side be provided with second edge of a knife 22, the arc-plane where the direction and the second labeling section 21 of second edge of a knife 22 has angle,
Angle is right angle, and second edge of a knife 22 is in the same plane.
The second transition part 23, second are provided between second operation handle 20 and the second labeling section 21 of the second marker 200
One end of transition part 23 is fixed with the front end of fixed part 4 of the second operation handle 20, and the other end of the second transition part 23 is to the second behaviour
Make the side of handle 20 front to extend and fixed with one end of the second labeling section 21, the other end of the second labeling section 21 is excessive positioned at second
The front side of portion 23.
Second labeling section 21 of the second marker 200 is in isosceles triangle along the cross sectional shape of the direction of second edge of a knife 22, the
Cross sectional shape is identical everywhere for two labeling sections 21, and the section of the first labeling section 11 is identical with the section of the second labeling section 21, the second mark
Arc-plane where note portion 21 is parallel with the arc-plane at the place of second edge of a knife 22, the arc angle of the second labeling section 21 and the
The arc angle of two edges of a knife 22 is identical.Second operation handle 20 and the second operation handle 20 are set in rod, the second manipulator
The axis of handle 20 be arranged in parallel with the place plane of second edge of a knife 22, and the second operation handle 20 is near the position of the second labeling section 21
（The fixed part 4 of the second operation handle 20 is foremost）It is L2 with the air line distance of the place interplanar of second edge of a knife 22.
Wherein the arc diameter R1 of first edge of a knife 12 is identical with the arc diameter R2 of second edge of a knife 22, the circle of first edge of a knife 12
The value of arc angle θ 1 is added more than 360 ° with the value of the arc angle θ 2 of second edge of a knife 22.Wherein, the circular arc of first edge of a knife 12 is straight
Footpath R1 is 5.5mm, and the arc diameter R2 of second edge of a knife 22 is 5.5mm, and the angle, θ 1 of first edge of a knife 12 is 180 °, second edge of a knife
22 angle, θ 2 is 190 °.Wherein, the length of L1 is 1.5mm, and the length of L2 is 1.5mm.Wherein, the first labeling section 11 is along first
The thickness L3 of edge of a knife direction is identical along the thickness L4 of the second edge of a knife direction with the second labeling section 21, and the thickness value of L3 and L4 is
0.4mm。
The application method of marker of the present invention is as follows：Using conventional cataract operation, carrying out, curvilinear capsulorhexis are preoperative, that is, exist
Using lance knife after the step of anterior chamber formation has otch, before the first labeling section of the first marker is stretched into from the otch of anterior chamber
Room, and make preceding capsule center in the arcuate extent of the first labeling section, subsequent medical worker presses the first marker, makes the first knife
Mouth is formed with arc trace on preceding capsule；Then by the first labeling section withdrawn from from anterior chamber and make the second labeling section of the second marker from
Otch enters anterior chamber, the two ends of second edge of a knife of the second marker is respectively positioned on the arc trace that first edge of a knife is formed on preceding capsule
On, subsequent medical worker presses the second marker, makes second edge of a knife that arc trace is formed with preceding capsule, what first edge of a knife was formed
The arc trace that arc trace is formed with second edge of a knife is connected to constitute circular, finally withdraws from the second marker and by Tweezers for eye surgery
Or the capsulorhexis instrument such as discission needle carries out capsulorhexis.
Wherein, general cataract operation can form two otch with lance knife at anterior chamber, be used for ease of of the invention, the
One marker and the second marker select same otch to sequentially enter anterior chamber；Because the first labeling section of the invention and second is marked
The shape size in portion is set so that required kerf width is smaller, is easy to the post-operative recovery of patient.
Wherein, the artificial lens for being used in operation is 6mm sizes, and due to the limitation of R1 and R2, this capsulorhexis is one
The positive round of diameter 5.5mm so that the outer circular edge of the 0.25mm of artificial lens is covered by preceding capsule, to keep artificial lens to fix
Stability, while artificial lens has a scope printing opacity of a diameter of 5mm, reach greatest optical area, make that patient is postoperative to see thing
Normally, will not see that thing is dark.Wherein, because the first marker and the second marker are formed with circular vestige on preceding capsule, tear
The shapes and sizes of capsule are determined that medical worker can carry out capsulorhexis along circular vestige, make preceding capsule opening more round；Preceding capsule quilt
First marker and the pressing of the second marker are drawn and have arc trace, have both been easy to the capsulorhexis instrument capsulorhexis of preceding capsule, and also capsulorhexis instrument is torn
The produced slight crack scope on preceding capsule of capsule is controlled, and will not circumferentially extend slight crack capsule facing forward, it is to avoid capsulorhexis fails and drops
Low capsulorhexis difficulty, the easy left-hand seat of medical worker for making surgical experience less is performed the operation, and makes the more medical workers of surgical experience
Capsulorhexis is lighter, and tears out more round preceding capsule opening, to improve surgical quality.
Claims (10)
1. a kind of cataract capsulorhexis marker, its feature includes operation handle and curved labeling section, the operation handle bag
Grip part is included, the labeling section is fixed on the front end of grip part, and the labeling section side is provided with the edge of a knife, the direction of the edge of a knife
There is angle with the arc-plane where labeling section, the edge of a knife is in the same plane.
2. the cataract capsulorhexis marker according to right wants 1, it is characterised in that the marker is arranged in pairs and including
One marker and the second marker, the arc diameter phase of the arc diameter of the first marker edge of a knife and the second marker edge of a knife
Together, the arc diameter of the first marker edge of a knife is 5mm~6mm, the arc angle of the edge of a knife of the first marker and the second mark
Remember that the arc angle sum of the edge of a knife of device is more than or equal to 360 °.
3. cataract capsulorhexis marker according to claim 1 and 2, it is characterised in that the operation handle and labeling section it
Between be provided with transition part, one end of the transition part is fixed with the grip part front end of operation handle, the other end of the transition part to
Operation handle side front extends and is mutually fixed with the labeling section.
4. cataract capsulorhexis marker according to claim 1 and 2, it is characterised in that the direction and labeling section of the edge of a knife
The arc-plane at place is vertically arranged, and the angle is right angle.
5. cataract capsulorhexis marker according to claim 3, it is characterised in that the operation handle axis and the knife
Plane where mouthful be arranged in parallel, and the operation handle is straight with interplanar where the edge of a knife near the position of the labeling section
Linear distance is 0.8 mm~1.8mm.
6. cataract capsulorhexis marker according to claim 1 and 2, it is characterised in that one end of the labeling section with it is described
The front end of grip part is fixed, and the other end of the labeling section is located at grip part front end front side.
7. cataract capsulorhexis marker according to claim 1 and 2, it is characterised in that the labeling section is along edge of a knife direction
Cross sectional shape is triangular in shape or trapezium structure, and cross sectional shape is identical everywhere for the labeling section, and the labeling section is along edge of a knife direction
Thickness value is 0.3~0.5mm.
8. cataract capsulorhexis marker according to claim 1 and 2, it is characterised in that the operation handle includes fixing
Portion, the fixed position is in grip part front side, the diameter of the diameter less than the grip part of the fixed part, the mark
Portion is fixed with the front end of the fixed part.
9. cataract capsulorhexis marker according to claim 8, it is characterised in that the fixed part is in cone or round platform
Shape structure, thinner one end of the fixed part is fixed with the labeling section, the thicker one end of the fixed part and the grip part
It is fixed.
10. cataract capsulorhexis marker according to claim 1, it is characterised in that the arc angle of the marker edge of a knife
More than or equal to 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611077380.4A CN106726120A (en) | 2016-11-30 | 2016-11-30 | Cataract capsulorhexis marker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611077380.4A CN106726120A (en) | 2016-11-30 | 2016-11-30 | Cataract capsulorhexis marker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106726120A true CN106726120A (en) | 2017-05-31 |
Family
ID=58898965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611077380.4A Pending CN106726120A (en) | 2016-11-30 | 2016-11-30 | Cataract capsulorhexis marker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106726120A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966051A (en) * | 2019-04-19 | 2019-07-05 | 苏州碧利医疗科技有限公司 | Room corner separator |
| CN112535574A (en) * | 2020-11-22 | 2021-03-23 | 福州市第二医院（福建省福州中西医结合医院、福州市职业病医院） | Cataract surgery capsulorhexis device and capsulorhexis method |
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| US6629980B1 (en) * | 2000-11-28 | 2003-10-07 | The Regents Of The University Of Michigan | Instrument and method for creating an intraocular incision |
| US20040106929A1 (en) * | 2002-08-20 | 2004-06-03 | Samuel Masket | Method and apparatus for performing an accurately sized and placed anterior capsulorhexis |
| CN200951149Y (en) * | 2006-09-08 | 2007-09-26 | 王旭 | Front capsula lentis circular cutter |
| US20130158573A1 (en) * | 2011-12-16 | 2013-06-20 | Moria Sa | Ophthalmic surgery instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109966051A (en) * | 2019-04-19 | 2019-07-05 | 苏州碧利医疗科技有限公司 | Room corner separator |
| CN109966051B (en) * | 2019-04-19 | 2023-12-29 | 中国医学科学院北京协和医院 | Angle separator |
| CN112535574A (en) * | 2020-11-22 | 2021-03-23 | 福州市第二医院（福建省福州中西医结合医院、福州市职业病医院） | Cataract surgery capsulorhexis device and capsulorhexis method |
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