CN202776721U - Bulbar-conjunctiva transplantation device - Google Patents
Bulbar-conjunctiva transplantation device Download PDFInfo
- Publication number
- CN202776721U CN202776721U CN 201220465090 CN201220465090U CN202776721U CN 202776721 U CN202776721 U CN 202776721U CN 201220465090 CN201220465090 CN 201220465090 CN 201220465090 U CN201220465090 U CN 201220465090U CN 202776721 U CN202776721 U CN 202776721U
- Authority
- CN
- China
- Prior art keywords
- bulbar
- conjunctiva
- bulbar conjunctiva
- transplantation device
- clamping
- 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.)
- Expired - Fee Related
Links
- 210000000795 conjunctiva Anatomy 0.000 title claims abstract description 61
- 238000002054 transplantation Methods 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 8
- 230000006872 improvement Effects 0.000 description 4
- 201000002154 Pterygium Diseases 0.000 description 3
- 208000037062 Polyps Diseases 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 206010010705 conjunctival degeneration Diseases 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003786 sclera Anatomy 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Abstract
The utility model relates to ophthalmic medical equipment, and particularly relates to a bulbar-conjunctiva transplantation device. The bulbar-conjunctiva transplantation device comprises a clamping mechanism and a cutting mechanism, wherein the clamping mechanism comprises an upper arm and a lower arm which are hinged mutually by a hinge shaft; the front part of the lower arm is provided with a bulbar-conjunctiva bearing surface; the upper arm is provided with a clamping surface which is clung to the bulbar-conjunctiva bearing surface after rotating around the hinge shaft; and the cutting mechanism comprises a cutting component which is fixed on the outer edge of the clamping surface. According to the bulbar-conjunctiva transplantation device, the lower arm of the clamping mechanism extends below the bulbar conjunctiva to be cut; after the upper arm rotates along the hinge shaft and is pressed down, the bulbar conjunctiva is cut by the cutting component, and simultaneously, the bulbar conjunctiva is pressed and positioned on the bulbar-conjunctiva bearing surface by the clamping surface so that the bulbar conjunctiva is flatted and stretched all the way. In addition, in the transplanting process, the front surface and the back surface of the bulbar conjunctiva are positioned, thus the time of operation is saved greatly, and the process of operation is simplified.
Description
Technical field
This utility model relates to a kind of armarium of ophthalmology, particularly a kind of bulbar conjunctiva transplantation device.
Background technology
Pterygium is a kind of very common conjunctival degeneration illness, is a kind of redundant tissue on fissura palpebrae section bulbar conjunctiva and the cornea, the bulbar conjunctiva polyp that day by day increases even can be covered to lesser ring of Merkel and have a strong impact on vision.At present the pterygial method for the treatment of has treatment of pterygium to unite free conjunctival flap autograft transplantation art in the ophthalmology, by behind the excision pterygium from from body eyeball surface intercepting part bulbar conjunctiva, again this bulbar conjunctiva is migrated to the sclera uncovered district of removing bulbar conjunctiva polyp.But curling problem easily occurs owing to face bulbar conjunctiva in the intercepting process in the method, more to pay special attention to avoid the bulbar conjunctiva positive and negative to put upside down at migration process, operative doctor there is very high requirement, also have to simultaneously in operation process, increase various loaded down with trivial details markers step, prolong operating time, aggravated doctor's degree of fatigue.
Summary of the invention
In order to overcome above-mentioned technical problem, the purpose of this utility model is to provide a kind of bulbar conjunctiva transplantation device that can save operating time and simplify operation process.
The technical scheme that this utility model adopts is:
A kind of bulbar conjunctiva transplantation device, comprise clamping device and intercepting mechanism, described clamping device comprises upper arm and the underarm that is hinged by jointed shaft, the front portion of described underarm is provided with the bulbar conjunctiva loading end, the clamping face that described upper arm is provided with after rotating around jointed shaft and the bulbar conjunctiva loading end is fitted, described capture device comprises the assembly that cuts that is fixed on the clamping face outer.
As further improvement in the technical proposal, the front end of described underarm is provided with the incision blade, and described bulbar conjunctiva loading end is at the rear of next-door neighbour's incision blade.
As further improvement in the technical proposal, the described assembly that cuts comprises the side cutting knife that is separately fixed at the clamping face left and right side and arranges along fore-and-aft direction, and the blade of described side cutting knife is positioned at the top of bulbar conjunctiva loading end both sides of the edge.
As further improvement in the technical proposal, described side cutting knife front end is provided with the front cutting knife of arranging along left and right direction, and described front cutting knife and side cutting knife are " C " type and arrange.
As further improvement in the technical proposal, described upper arm is included at the operating handle of jointed shaft rear end with in the operate portions of jointed shaft front end, and described clamping face is at the front end of operate portions.
The beneficial effects of the utility model are: this utility model gos deep into bulbar conjunctiva below to be intercepted by the underarm with clamping device, after upper arm presses down along the jointed shaft rotation, by cutting assembly cutting bulbar conjunctiva, clamping face compresses this part bulbar conjunctiva and is positioned on the bulbar conjunctiva loading end simultaneously, bulbar conjunctiva is in the state of smooth stretching, extension always, and in migration process, the positive and negative of bulbar conjunctiva also is positioned, greatly save operating time, simplified operation process.
Description of drawings
Below in conjunction with drawings and embodiments this utility model is further specified.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of this utility model other direction.
The specific embodiment
Such as Fig. 1 and Fig. 2, a kind of bulbar conjunctiva transplantation device comprises clamping device and intercepting mechanism.Clamping device comprises upper arm 2 and the underarm 3 that is hinged by jointed shaft 1, and underarm 3 is a straight-arm, and upper arm 2 is to crank arm, so that upper arm 2 and underarm 3 can bonded to each other and clamping when mutually rotating and contact.The front portion of underarm 3 is provided with bulbar conjunctiva loading end 4, the clamping face 5 that upper arm 2 is provided with after rotating around jointed shaft 1 and bulbar conjunctiva loading end 4 is fitted, and capture device comprises the assembly that cuts that is fixed on clamping face 5 outers.By cutting the component intercepts bulbar conjunctiva, by clamping face 5 bulbar conjunctiva is positioned on the bulbar conjunctiva loading end 4 simultaneously after upper arm 2 presses down, prevents the curling of bulbar conjunctiva.
As further preferred embodiment, the front end of underarm 3 is provided with incision blade 6, and bulbar conjunctiva loading end 4 is at the rear of next-door neighbour's incision blade 6.When underarm 3 is inserted the bulbar conjunctiva below, can by incision blade 6 by rear extremely front incision, further save the step of offering otch at bulbar conjunctiva.
As further preferred embodiment, cut assembly and comprise the side cutting knife 7 that is separately fixed at clamping face 5 left and right sides and arranges along fore-and-aft direction, the blade of side cutting knife 7 is positioned at the top of bulbar conjunctiva loading end 4 both sides of the edge, after upper arm 2 presses down, side cutting knife 7 is close to the both sides of bulbar conjunctiva loading end 4 and is downcut, the bulbar conjunctiva of intercepting appropriate section.
As further preferred embodiment, side cutting knife 7 front ends are provided with the front cutting knife 8 of arranging along left and right direction, and front cutting knife 8 is " C " type with side cutting knife 7 and arranges.When intercepting, front cutting knife 8 acts on simultaneously with side cutting knife 7, can intercept the bulbar conjunctiva of monoblock.If front cutting knife 8 is not set, shearing two rear flank, disconnect the front end of required intercepting bulbar conjunctiva and the coupling part of epibulbar bulbar conjunctiva with utensil.
As further preferred embodiment, upper arm 2 is included at the operating handle 9 of jointed shaft 1 rear end with in the operate portions of jointed shaft 1 front end, and clamping face 5 is at the front end of operate portions.Mention operating handle 9 by operative doctor, realize the intercepting purpose thereby depress upper arm 2.
The use procedure of present embodiment is such: cut the bulbar conjunctivies bottom until suitable position by the incision blade 6 of underarm 3, mention operating handle 9, upper arm 2 rotates along jointed shaft 1 together with side cutting knife 7 and front cutting knife 8, until intercept corresponding bulbar conjunctiva, meanwhile clamping face 5 is pressed on this bulbar conjunctiva on the bulbar conjunctiva loading end 4, because bulbar conjunctiva is positioned, and avoids positive and negative and puts upside down or curling problem always; The doctor moves to affected part with this device, and unclamp operation handle 9 migrates to affected part with bulbar conjunctiva.
The above be this utility model preferred embodiment, it does not consist of the restriction to this utility model protection domain.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220465090 CN202776721U (en) | 2012-09-12 | 2012-09-12 | Bulbar-conjunctiva transplantation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220465090 CN202776721U (en) | 2012-09-12 | 2012-09-12 | Bulbar-conjunctiva transplantation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202776721U true CN202776721U (en) | 2013-03-13 |
Family
ID=47804079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220465090 Expired - Fee Related CN202776721U (en) | 2012-09-12 | 2012-09-12 | Bulbar-conjunctiva transplantation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202776721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017197994A1 (en) * | 2016-05-19 | 2017-11-23 | 首都医科大学附属北京同仁医院 | Board-like forceps for ophthalmic use |
-
2012
- 2012-09-12 CN CN 201220465090 patent/CN202776721U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017197994A1 (en) * | 2016-05-19 | 2017-11-23 | 首都医科大学附属北京同仁医院 | Board-like forceps for ophthalmic use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150912 |
|
| EXPY | Termination of patent right or utility model |