CN107970047A - A kind of medical eye speculum - Google Patents
A kind of medical eye speculum Download PDFInfo
- Publication number
- CN107970047A CN107970047A CN201711222354.0A CN201711222354A CN107970047A CN 107970047 A CN107970047 A CN 107970047A CN 201711222354 A CN201711222354 A CN 201711222354A CN 107970047 A CN107970047 A CN 107970047A
- Authority
- CN
- China
- Prior art keywords
- center
- pole
- hinged
- supporting rack
- clamp arm
- 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.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0231—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for eye surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/02—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonates or saturated polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00889—Material properties antimicrobial, disinfectant
Abstract
The invention discloses a kind of medical eye speculum, belong to area of medical devices, it is intended to solve the problems, such as eye speculum sterilizing problem, including supporting rack（1）, clamping device（7）, clamp arm（2）, one end of the clamp arm and supporting rack（1）Hinged, the other end of the clamp arm is fixedly connected with hook portion（3）, the centre of supporting rack is equipped with passage, center-pole（6）Through passage, the end of center-pole is hinged with head rod（5）, the second connecting rod is two, and one end of head rod and center-pole are hinged, and the other end and clamp arm are hinged, the beginning of center-pole in order to control center-pole with respect to the clamping device that supporting rack moves back and forth（7）.
Description
Technical field
The present invention relates to area of medical devices, a kind of specifically eye speculum.
Background technology
Eyelid（eyelids）Eyelid is commonly called as, in front of eyeball, forms the barrier of protection eyeball.Eyelid divides upper eyelid with
Eyelid, usually requires to expand eyelid in order to perform the operation when carrying out operated eye.It is used to strut when eye speculum is a kind of operated eye
Patient's eyelid is conducive to expand surgical field of view easy to the utensil of operation.Eye speculum is equivalent to the drag hook in ophthalmologic operation, in ophthalmology
In operation, play the role of supporting eyelid, use is quite varied, and the eye speculum stability of the prior art is poor, while easily makes
Obtain relieving eye strain.
The cleaning of this eye speculum at the same time is also a problem, and it is thin that drug resistance is once infected with the eye speculum surface being not easily cleaned
Bacterium, will make patient face the risk of secondary infection.
The content of the invention
It is an object of the invention to solve the above-mentioned problems, disclose a kind of medical eye speculum, including supporting rack, clamping
Device, clamp arm, one end of the clamp arm and supporting rack are hinged, and the other end of the clamp arm is fixedly connected with hook portion, support
The centre of frame is equipped with passage, and center-pole passes through passage, and the end of center-pole is hinged with head rod, and the second connecting rod is two
A, one end of head rod and center-pole are hinged, and the other end and clamp arm are hinged, and center-pole is opposite in order to control at the beginning of center-pole
The clamping device that supporting rack moves back and forth；
The clamping device includes the fixing pipe being fixedly connected with supporting rack, and the end of the fixing pipe is hinged with handle,
The handle is two, and the handle is the grip structure of pliers, and center-pole passes through fixing pipe, and the end of center-pole is hinged
There is the second connecting rod two, one end of the second connecting rod and the end of center-pole are hinged, and the other end and handle are hinged, and clamp handle
Hand, the second connecting rod control centre bar control the contraction of clamp arm toward post-tensioning, reduce the distance between hook portion, open handle,
Center-pole moves forward, and clamp arm is opened.
As an improvement, the center-pole and the connecting pin of handle are equipped with articulated joint, the articulated joint is hinged with second
Connecting rod, second articulated joint and center-pole is are threadedly coupled, while fixing pipe can be rotated relative to supporting rack, rotating hinge
Connector, articulated joint can be moved along the axial direction of center-pole, can adjust the elasticity of clamping device.
As an improvement, the supporting rack center is equipped with passage, vias inner walls are screw thread, and fixing pipe passes through passage
It is threadedly coupled with supporting rack, articulated joint can do radial rotating with respect to center-pole, rotate fixing pipe, fixing pipe can be along support
The passage axial movement of frame；One of them of the clamp arm is equipped with the infusion road that is connected with hook portion, and the infusion road is by medicine
Liquid is transported to hook portion and moistens eyes, and the infusion road end connection in clamp arm is used for the sebific duct for providing liquid.
As an improvement, the hook surface of the eye speculum is equipped with one layer of polymeric coating, the polymer coating
It is a kind of makrolon multi-monomer grafting polymer, it is characterised in that the grafted monomers include containing phenyl ring or pyridine
Ring unsaturated silane and acrylonitrile monemer.
As an improvement, the unsaturated silane monomer is selected from：Triple phenoxyl vinyl silanes, 3- chloropropyl dimethyl second
Alkenyl silanes, triphenyl vinyl silane, 3,5-dimethylphenyl vinyl silanes, dimethyl (2- pyridine radicals) vinyl silanes.
As an improvement, the polymer and grafted monomers parts by weight of raw materials is as follows：100 parts of makrolon, unsaturated silicon
5-20 parts of alkane monomer, 5-20 parts of acrylonitrile monemer.
Medical eye speculum according to claim 6, it is characterised in that the preparation method of the polymer coating is such as
Under：
Step A：Unsaturated silane, acrylonitrile are uniformly mixed；
Step B:Makrolon is melted in rheometer；
Step C：Mixture and initiator after step A are added in rheometer, react 5 min -10min..
The initiator is selected from benzoyl peroxide, lauroyl peroxide, isopropyl benzene hydroperoxide, tert-butyl hydroperoxide
Hydrogen, cumyl peroxide.The initiator is benzoyl peroxide and the mixture of cumyl peroxide, and molar ratio is
1:（0.7-1.5）.The melting time of the step B is 1-5min.
As an improvement, the step C initiators are the 0.1%-2% of makrolon weight.
In contrast experiment, inventor can trigger infection and the stronger Pseudomonas aeruginosa of inflammation, drug resistance and golden yellow Portugal
Grape coccus is transplanted to the eye speculum of this polymer coating and common eye speculum respectively.The test carried out after after a while is shown
Show, the pathogen residual quantity of new polymers coating surface just corresponds to the thousands of to several of common medical plastic surface bacteria quantity
Hundred a ten thousandths.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
The observation figure of opposite side of the present invention on Fig. 2；
Marked in figure：1- supporting racks, 2- clamp arm, 3- hook portions, 5- head rods, 6- center-poles, 7- clamping devices, 701- are fixed
Pipe, 702- handles, the second connecting rods of 703-, 704- articulated joints, 8- sebific ducts.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Specific embodiment 1：A kind of medical eye speculum, including supporting rack 1, clamping device 7, clamp arm 2, the one of the clamp arm
End and supporting rack 1 are hinged, and the other end of the clamp arm is fixedly connected with hook portion 3, and the centre of supporting rack is equipped with passage, center-pole
6 pass through passage, and the end of center-pole is hinged with head rod 5, and the second connecting rod is two, and one end of head rod is with
Core bar is hinged, and the other end and clamp arm are hinged, and center-pole is filled with respect to the clamping that supporting rack moves back and forth in order to control at the beginning of center-pole
Put 7；
The clamping device includes the fixing pipe 701 being fixedly connected with supporting rack, and the end of the fixing pipe is hinged with handle
Hand 702, the handle are two, and the handle is the grip structure of pliers, and center-pole passes through fixing pipe 701, center-pole
End be hinged with the second connecting rod 703 two, one end of the second connecting rod and the end of center-pole are hinged, the other end and handle
703 is hinged, grip handle, and the second connecting rod control centre bar controls the contraction of clamp arm toward post-tensioning, reduces between hook portion
Distance, opens handle, center-pole reach, and clamp arm is opened.The center-pole and the connecting pin of handle are equipped with articulated joint 704, institute
The articulated joint stated is hinged with the second connecting rod 703, second articulated joint and center-pole to be threadedly coupled, while fixing pipe can
To be rotated relative to supporting rack, articulated joint is rotated, articulated joint can be moved along the axial direction of center-pole, can adjust clamping dress
The elasticity put.
The supporting rack center is equipped with passage, and vias inner walls are screw thread, and fixing pipe is connected by passage and supporting rack screw thread
Connect, articulated joint can do radial rotating with respect to center-pole, rotate fixing pipe, and fixing pipe can axially be moved along the passage of supporting rack
It is dynamic；One of them of the clamp arm is equipped with the infusion road connected with hook portion, and liquid is transported to hook portion simultaneously by the infusion road
And eyes are moistened, the infusion road end connection in clamp arm is used for the sebific duct 8 for providing liquid.
Specific embodiment 2：The hook surface for being eye speculum with the distinctive points of embodiment 1 is equipped with one layer of polymeric coating,
The polymer coating is a kind of makrolon multi-monomer grafting polymer, it is characterised in that the grafted monomers bag
Include containing dimethyl (2- pyridine radicals) vinyl silanes and acrylonitrile monemer.
The polymer and grafted monomers parts by weight of raw materials is as follows：100 parts of makrolon, dimethyl (2- pyridine radicals) second
5 parts of alkenyl silanes monomer, 20 parts of acrylonitrile monemer.
The preparation method of polymer coating is as follows：
Step A：Unsaturated silane, acrylonitrile are uniformly mixed；
Step B:Makrolon is melted in rheometer, melting time 5min；
Step C：Mixture and initiator after step A are added in rheometer, and initiator is the 0.1% of makrolon weight,
React 5 min；
The initiator is the mixture of benzoyl peroxide and cumyl peroxide, molar ratio 1:0.7.
The eye speculum of embodiment 1 and embodiment 1 is subjected to contrast discovery, the bacterium residual of embodiment 2 is the ten thousand of embodiment 1
/ bis-.
Claims (10)
1. a kind of medical eye speculum, it is characterised in that including supporting rack（1）, clamping device（7）, clamp arm（2）, the clamp arm
One end and supporting rack（1）Hinged, the other end of the clamp arm is fixedly connected with hook portion（3）, the centre of supporting rack, which is equipped with, to be led to
Road, center-pole（6）Through passage, the end of center-pole is hinged with head rod（5）, the second connecting rod is two, and first connects
One end of extension bar and center-pole are hinged, and the other end and clamp arm are hinged, and the beginning of center-pole is before center-pole is with respect to supporting rack in order to control
The clamping device moved afterwards（7）；
The clamping device includes the fixing pipe being fixedly connected with supporting rack（701）, the end of the fixing pipe is hinged with
Handle（702）, the handle is two, and the handle is the grip structure of pliers, and center-pole passes through fixing pipe（701）,
The end of center-pole is hinged with the second connecting rod（703）Two, one end of the second connecting rod and the end of center-pole are hinged, another
End and handle（703）Hinged, grip handle, the second connecting rod control centre bar controls the contraction of clamp arm toward post-tensioning, reduces
The distance between hook portion, opens handle, center-pole reach, and clamp arm is opened.
2. medical eye speculum according to claim 1, it is characterised in that the center-pole and the connecting pin of handle are equipped with
Articulated joint（704）, the articulated joint is hinged with the second connecting rod（703）, second articulated joint and center-pole are screw thread
Connection, while fixing pipe can be rotated relative to supporting rack, rotate articulated joint, articulated joint can be moved along the axial direction of center-pole
It is dynamic, the elasticity of clamping device can be adjusted.
3. medical eye speculum according to claim 2, it is characterised in that the supporting rack center is equipped with logical
Road, vias inner walls are screw thread, and fixing pipe is threadedly coupled by passage and supporting rack, and articulated joint can be done with respect to center-pole radially to be turned
It is dynamic, fixing pipe is rotated, fixing pipe can be moved axially along the passage of supporting rack；One of them of the clamp arm is equipped with and hook
Liquid is transported to hook portion and moistens eyes by the infusion road of portion's connection, the infusion road, and the infusion road end in clamp arm connects
It is common to the sebific duct that liquid is provided（8）.
4. medical eye speculum according to claim 3, it is characterised in that the hook surface of the eye speculum is equipped with one layer
Polymer coating, the polymer coating are a kind of makrolon multi-monomer grafting polymer, it is characterised in that described
Grafted monomers include containing phenyl ring or pyridine ring unsaturated silane and acrylonitrile monemer.
5. medical eye speculum according to claim 4, it is characterised in that the unsaturated silane monomer is selected from：Triphen
Ethoxy ethylene base silane, 3- chloropropyl dimethylvinylsiloxies base silane, triphenyl vinyl silane, 3,5-dimethylphenyl vinyl silicon
Alkane, dimethyl (2- pyridine radicals) vinyl silanes.
6. medical eye speculum according to claim 5, it is characterised in that the polymer and grafted monomers raw material weight
Part is as follows：100 parts of makrolon, 5-20 parts of unsaturated silane monomer, 5-20 parts of acrylonitrile monemer.
7. medical eye speculum according to claim 6, it is characterised in that the preparation method of the polymer coating is such as
Under：
Step A：Unsaturated silane, acrylonitrile are uniformly mixed；
Step B:Makrolon is melted in rheometer；
Step C：Mixture and initiator after step A are added in rheometer, react 5 min -10min.
8. medical eye speculum according to claim 7, it is characterised in that the initiator be selected from benzoyl peroxide,
Lauroyl peroxide, isopropyl benzene hydroperoxide, tert-butyl hydroperoxide, cumyl peroxide.
9. medical eye speculum according to claim 5, it is characterised in that the initiator is benzoyl peroxide and mistake
Aoxidize the mixture of diisopropylbenzene (DIPB), molar ratio 1:（0.7-1.5）.
10. medical eye speculum according to claim 5, it is characterised in that the melting time of the step B is 1-5min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711222354.0A CN107970047A (en) | 2017-11-29 | 2017-11-29 | A kind of medical eye speculum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711222354.0A CN107970047A (en) | 2017-11-29 | 2017-11-29 | A kind of medical eye speculum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107970047A true CN107970047A (en) | 2018-05-01 |
Family
ID=62008407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711222354.0A Withdrawn CN107970047A (en) | 2017-11-29 | 2017-11-29 | A kind of medical eye speculum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107970047A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110547835A (en) * | 2019-09-24 | 2019-12-10 | 汤玮玮 | Eyelid retractor capable of completely blocking eyelashes |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1863479A (en) * | 2003-08-14 | 2006-11-15 | 新特斯有限责任公司 | Multiple-blade retractor |
| DE202007001075U1 (en) * | 2007-01-18 | 2007-03-22 | Seid, Hans-Karl | Surgical instrument e.g. for spreading tissue, has two sides which by means of hinge are tiltably connected with second valve is adjustably provided in longitudinal axis |
| CN205597956U (en) * | 2016-01-20 | 2016-09-28 | 潍坊医学院附属医院 | Ophthalmology is guided and is flowed adjustable eye speculum |
| CN106037841A (en) * | 2016-07-11 | 2016-10-26 | 张磊 | Eye speculum for children |
| CN106632864A (en) * | 2016-12-05 | 2017-05-10 | 彭州市运达知识产权服务有限公司 | HDPE multi-monomer graft polymer and preparation method thereof |
| CN107456312A (en) * | 2017-08-31 | 2017-12-12 | 成都测迪森生物科技有限公司 | A kind of eye speculum clamped control |
-
2017
- 2017-11-29 CN CN201711222354.0A patent/CN107970047A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1863479A (en) * | 2003-08-14 | 2006-11-15 | 新特斯有限责任公司 | Multiple-blade retractor |
| DE202007001075U1 (en) * | 2007-01-18 | 2007-03-22 | Seid, Hans-Karl | Surgical instrument e.g. for spreading tissue, has two sides which by means of hinge are tiltably connected with second valve is adjustably provided in longitudinal axis |
| CN205597956U (en) * | 2016-01-20 | 2016-09-28 | 潍坊医学院附属医院 | Ophthalmology is guided and is flowed adjustable eye speculum |
| CN106037841A (en) * | 2016-07-11 | 2016-10-26 | 张磊 | Eye speculum for children |
| CN106632864A (en) * | 2016-12-05 | 2017-05-10 | 彭州市运达知识产权服务有限公司 | HDPE multi-monomer graft polymer and preparation method thereof |
| CN107456312A (en) * | 2017-08-31 | 2017-12-12 | 成都测迪森生物科技有限公司 | A kind of eye speculum clamped control |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110547835A (en) * | 2019-09-24 | 2019-12-10 | 汤玮玮 | Eyelid retractor capable of completely blocking eyelashes |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180501 |
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| WW01 | Invention patent application withdrawn after publication |