CN209695268U - Eye speculum - Google Patents
Eye speculum Download PDFInfo
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- CN209695268U CN209695268U CN201920114759.0U CN201920114759U CN209695268U CN 209695268 U CN209695268 U CN 209695268U CN 201920114759 U CN201920114759 U CN 201920114759U CN 209695268 U CN209695268 U CN 209695268U
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- support arm
- eyelid
- free end
- lower support
- elastic free
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- 210000000744 eyelid Anatomy 0.000 claims abstract description 83
- 238000002513 implantation Methods 0.000 claims abstract description 31
- 230000000694 effects Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 229920003225 polyurethane elastomer Polymers 0.000 claims 1
- 210000001508 eye Anatomy 0.000 abstract description 50
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 206010060820 Joint injury Diseases 0.000 description 4
- 208000022542 ankle injury Diseases 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model belongs to the field of medical instrument technology, and in particular to a kind of eye speculum.Eye speculum provided by the utility model includes opening eyelid portion and support portion, and opening eyelid portion has two saddles being oppositely arranged, and each saddle includes fixing end, implantation end, the first elastic free end, the second elastic free end and basal plane.Fixing end and implantation end are oppositely arranged and towards the same lateral bends of basal plane, to form the dented space accommodated for eyelid, can prevent from slipping in eyelid, good fixing effect；First elastic free end and the second elastic free end are bent backwards to fixing end and form the continuous cambered surface to match with eyelid with basal plane, it matches with eyelid, by generating active force integrally to eyelid to strut eyelid, local compression sense will not be generated to eyelid, mitigate patient suffering；First elastic free end and the second elastic free end have elasticity, micro-strain can occur under eyelid pressure, are suitable for eyes patient of different sizes, promote comfort.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of eye speculum.
Background technique
Eyelid is commonly called as eyelid, is located in front of eyeball, constitutes the barrier of protection eyeball.Eyelid is divided into upper eyelid and palpebra inferior,
Crack between upper and lower eyelid is known as fissura palpebrae.It is universal with electronic equipment, people to the dependence of electronic product increasingly
By force, cause the disease incidence of eye disease also higher and higher, and in operated eye, eye speculum is essential instrument.Open eyelid
The working principle of device is similar to the drag hook in surgical operation, plays the role of strutting to upper and lower eyelid, fully to expose Surgery
Position, guarantees that operated eye is gone on smoothly.
Clinically common eye speculum is still the steel wire eye speculum for adopting many years, You Lianggen handle, two eyelid supporting gears and
Elastomer is constituted, and the rear end of two handles is connected by elastomer, and an eyelid supporting gear, the knot is respectively set in the leading portion of two handles
The eye speculum structure of structure is simple, easy to use, but its distraction angle is substantially stationary, can not be adjusted again according to actual needs.
To solve the technical problem, Chinese patent literature CN207253344U disclose it is a kind of singlehanded can adjust open eyelid width open eyelid
Device is combined with screw rod 12 as shown in Figure 1, be provided with nut seat 111 in U-shaped 11 two sides of frame body on nut seat 111, on screw rod 12
Screw thread reverse design, singlehanded can be adjusted by the adjusting knob 121 among rotary screw 12 and open eyelid width.But the structure opens eyelid
The segmental arc 113 of the eye speculum beginning 112 of device is two parallel and independent steel wires, and steel wire quality is harder, so that opening eyelid mistake
Very deep Le trace is generated in journey to eyelid, it is very big to eyelid skin pressure, keep patient suffering hard to bear；Meanwhile screw rod is easy
Extension is stumbled suture, and surgical procedure is interfered.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome existing eye speculum easily to produce to eyelid lower edges
Raw trace of strangling is to increase patient suffering, while the defect easy to hang stumbled suture and be unfavorable for surgical procedure, to propose a kind of subtracting
Light eyelid skin constriction stumbles interference and is suitable for the eye speculums of different fissura palpebrae width without hanging to suture.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
The utility model provides a kind of eye speculum, including open eyelid portion and support portion, it is described open eyelid portion and have be oppositely arranged
Two saddles, each saddle include the fixing end being arranged on the support portion, it is opposite with the fixing end with
In protruding into implantation end, opposite the first elastic free end and the second elastic free end on the inside of eyelid, and the connection fixation
The basal plane at end, the implantation end, first elastic free end and second elastic free end；
In each saddle, the fixing end and it is described implantation end towards the basal plane same lateral bend to form confession
The dented space that eyelid accommodates；First elastic free end and second elastic free end are bent simultaneously backwards to the fixing end
The continuous cambered surface to match with eyelid is formed with the basal plane.
Preferably, the eye speculum of the structure, the implantation end, first elastic free end, second elastic free
End is integrally formed with the basal plane, and the thickness at first elastic free end, second elastic free end is less than the base
The thickness in face.
It is further preferred that the eye speculum of the structure, the implantation end be it is mutually continuous with the basal plane and on the inside of eyelid
The cambered surface to match.
It is further preferred that the eye speculum of the structure, the fixing end is the cambered surface to match with eyelid outside；
The eyelid portion that opens further includes block piece, and the block piece is fixed on the one end of the fixing end far from the basal plane.
It is further preferred that the eye speculum of the structure, the material in opened eyelid portion is stainless steel, silica gel, thermoplastic polyurethane
One of rubber.
It is further preferred that the eye speculum of the structure, the support portion includes upper supporting piece, lower support element and connection institute
The elastic component of upper supporting piece and the lower support element is stated, to form v-shaped structure；
Two saddles be separately fixed on the upper supporting piece and the lower support element on, and two saddle types
The dented space of part is backwards to setting；
Under elastic component effect, the aperture of the support portion is adjustable, to adjust the distance of two saddles.
It is further preferred that the eye speculum of the structure, the upper supporting piece includes sequentially connected first upper support arm,
Two upper support arms and third upper support arm, first upper support arm are opened far from one end of second upper support arm with described
Eyelid portion is connected, and the third upper support arm is connected far from one end of second upper support arm with the elastic component；
The lower support element includes sequentially connected first lower support arm, the second lower support arm and third lower support arm,
The one end of first lower support arm far from second lower support arm is connected with the eyelid portion that opens, the third lower support arm
One end far from second lower support arm is connected with the elastic component.
It is further preferred that the eye speculum of the structure, first upper support arm and first lower support arm are located at the
In one plane, supported under second upper support arm, second lower support arm and the third upper support arm, the third
Arm is located in the second plane, and the angle of second plane and first plane is 120~150 °.
It is further preferred that the eye speculum of the structure, in first plane, first upper support arm and described the
One lower support arm is parallel.
It is further preferred that the eye speculum of the structure, in second plane, second upper support arm and described the
Two lower support arms are parallel, and the angle of the third upper support arm and the third lower support arm is 100~135 °.
Technical solutions of the utility model have the advantages that
1. eye speculum provided by the utility model, including eyelid portion and support portion are opened, this, which opens eyelid portion, has two be oppositely arranged
A saddle, each saddle include fixing end, implantation end, the first elastic free end, the second elastic free end and basal plane.
Wherein, in each saddle, fixing end is oppositely arranged with implantation end and towards the same lateral bend of basal plane, to form confession
The dented space that eyelid accommodates, the first elastic free end and the second elastic free end be bent backwards to fixing end and with basal plane formed with
The continuous cambered surface that eyelid matches.
The eye speculum of the structure, fixing end and implantation end form the dented space accommodated for eyelid, can prevent in eyelid
It is slipped by opening in eyelid portion, good fixing effect；The continuous cambered surface and eyelid at the first elastic free end and the second elastic free end
It is identical, by generating active force integrally to eyelid to strut eyelid, local compression will not be generated to eyelid skin
Sense mitigates patient suffering；First elastic free end and the second elastic free end have elasticity, can issue in eyelid pressure
Raw micro-strain, is suitable for eyes patient of different sizes, promotes comfort.
2. eye speculum provided by the utility model, implantation end, the first elastic free end, the second elastic free end and basal plane one
It is body formed, and the thickness at the first elastic free end, the second elastic free end is less than the thickness of basal plane.Basal plane is relative to the first elasticity
Free end, the thickness at the second elastic free end are larger, and deformation amplitude is small, with guarantee basal plane to the stronger support force of eyelid,
And do not generate Le trace；First elastic free end, the second elastic free end are smaller relative to the thickness of basal plane, are easier to deform,
To adapt to the patient of different eyes sizes, comfort is promoted.
3. eye speculum provided by the utility model is provided with block piece in fixing end, enhance the barrier effect to eyelid,
Further avoid slip phenomenon.
4. eye speculum provided by the utility model, upper supporting piece, lower support element and elastic component form v-shaped structure, pass through
Elastic component adjusts support portion aperture, is not necessarily to additional regulating device, and entire support portion is stumbled interference without lofty protuberance, to suture without extension,
Keep operation more convenient.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is existing steel wire eye speculum structural schematic diagram；
Fig. 2 is eye speculum the first viewing angle constructions schematic diagram that the utility model embodiment 1 provides；
Fig. 3 is the second visual angle of eye speculum (A) structural schematic diagram that the utility model embodiment 1 provides；
Description of symbols:
11- frame body；111- nut seat；112- struts head；113- segmental arc, 12- screw rod；121- adjusting knob；
21- opens eyelid portion；The upper saddle of 211-；2111- upper fixing end；End is implanted on 2112-；The first elasticity of 2113- is upper certainly
By holding；The upper free end of the second elasticity of 2114-；2115- top base；The upper block piece of 212-；Saddle under 213-；It is fixed under 2131-
End；End is implanted under 2132-；The lower free end of the first elasticity of 2133-；The lower free end of the second elasticity of 2134-；Basal plane under 2135-；214-
Lower block piece；
22- support portion；221- upper supporting piece；The first upper support arm of 2211-；The second upper support arm of 2212-；2213- third
Upper support arm；222- lower support element；The first lower support arm of 2221-；The second lower support arm of 2222-；2223- third lower support arm；
223- elastic component.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, the aforementioned and other mesh of the utility model
, features, aspects and advantages will be apparent, to enable those skilled in the art's refer to the instruction text real accordingly
It applies.In the accompanying drawings, for clarity, shape and size can be amplified, and identical attached drawing mark will be used in all figures
Note is to indicate the same or similar component.In the following description, such as center, thickness, height, length, front, back, rear portion,
The words such as the left side, the right, top, bottom, top, lower part are to be based on the orientation or positional relationship shown in the drawings.Particularly, " high
Degree " is equivalent to size from the top to the bottom, and " width " is equivalent to size from left to right, and " depth " is equivalent to be arrived in the past
Size afterwards.These relative terms are to be not intended to need specifically to be orientated for convenience and usually.Be related to attachment,
Connection etc. term (for example, " connection " and " attachment ") refer to these structures pass through intermediate structure directly or indirectly to one another fixation or
The relationship of attachment and movable or rigidly attached or relationship, unless otherwise clearly stating.
Embodiment 1
The present embodiment provides a kind of eye speculums, as shown in Figures 2 and 3, including open eyelid portion 21 and support portion 22.
As shown in Figures 2 and 3, it includes two saddles up and down for being fixed on support portion 22 and two upper and lower for opening eyelid portion 21
Block piece；Wherein, each saddle includes fixing end, implantation end, the first elastic free end, the second elastic free end and base
Face.
As shown in Figures 2 and 3, upper saddle 211 is upper certainly including upper fixing end 2111, the 2112, first elasticity of upper implantation end
By the upper free end 2114 of the 2113, second elasticity of end and top base 2115.Wherein, upper fixing end 2111 and upper 2112 phase of implantation end
To setting, and towards the same lateral bend of top base 2115, and formed with the upper surface of top base 2115 accommodate for upper eyelid it is upper
Dented space, to prevent upper eyelid from slipping from upper saddle 211, good fixing effect；Meanwhile in upper fixing end 2111 far from upper
Block piece 212, the inverted V shaped structure of upper block piece 212 are provided on one end of basal plane 2115.Upper saddle 211 and upper blocking
Part 212 matches, and upper eyelid is strutted, and enhances the barrier effect to upper eyelid, further avoids slip phenomenon.
As shown in Figures 2 and 3, the upper free end 2113 of the first elasticity and the upper free end 2114 of the second elasticity are backwards to upper fixing end
2111, the direction bending at upper implantation end 2112, and match with the formation of the upper surface of top base 2115 with upper eyelid lower edge
Continuous cambered surface, the continuous cambered surface are identical with upper eyelid lower edge, integrally to generate uniform active force to it, by upper eye
Eyelid will not generate local compression sense or ankle injury to upper eyelid skin during strutting, and mitigate patient suffering.
Upper fixing end 2111, the elasticity of upper implantation end 2112, the first upper free end 2114 of upper the 2113, second elasticity of free end with
And top base 2115 is integrally formed, material uses stainless steel thin slice, silica gel matter thin slice or thermoplastic polyurethane rubber thin slice
Deng, it is preferable that in the present embodiment, material is stainless steel thin slice.Upper fixing end 2111, upper implantation end 2112 respectively with top base
2115 form the continuous cambered surface identical with upper eyelid outside, inside height, to mitigate the pressure to upper eyelid and eyeball.First
The thickness of the upper free end 2114 of the 2113, second elasticity of free end is less than upper fixing end 2111, upper implantation end 2112, upper base in elasticity
The thickness in face 2115 thickens the thickness of upper fixing end 2111, upper implantation end 2112, top base 2115, and deformation amplitude is small, with
Guarantee top base 2115 does not generate Le trace to the stronger support force of upper eyelid lower edge；By the upper free end 2113 of the first elasticity,
Upper 2114 thickness of free end of second elasticity is thinned, so that they have preferably elasticity, is easier to deform, to adapt to different eyes
The patient of eyeball size promotes comfort.
As shown in Figures 2 and 3, lower saddle 213 is lower certainly including lower fixing end 2131, the 2132, first elasticity of lower implantation end
By the lower free end 2134 of the 2133, second elasticity of end and lower basal plane 2135.Wherein, lower fixing end 2131 and lower 2132 phase of implantation end
To setting, and towards the same lateral bend of lower basal plane 2135, and formed with the lower surface of lower basal plane 2135 under palpebra inferior receiving
Dented space, to prevent palpebra inferior from slipping from lower saddle 213, good fixing effect；Meanwhile in lower fixing end 2131 far under
Lower block piece 214 is provided on one end of basal plane 2135, lower block piece 214 is in positive V-arrangement.Lower saddle 213 and lower block piece 214
It matches, to strut palpebra inferior, and enhances the barrier effect to palpebra inferior, further avoid slip phenomenon.
As shown in Figures 2 and 3, the lower free end 2133 of the first elasticity and the lower free end 2134 of the second elasticity are backwards to lower fixing end
2131, the direction bending at lower implantation end 2132, and match with the formation of the lower surface of lower basal plane 2135 with palpebra inferior top edge
The top edge of continuous cambered surface, the continuous cambered surface and palpebra inferior is identical, integrally to generate uniform work to palpebra inferior top edge
Firmly, local compression sense or ankle injury will not be generated to palpebra inferior skin during strutting palpebra inferior, mitigates patient suffering.
Lower fixing end 2131, the elasticity of lower implantation end 2132, the first lower free end 2134 of lower the 2133, second elasticity of free end with
And lower basal plane 2135 is integrally formed, material is stainless steel thin slice.Lower fixing end 2131, lower implantation end 2132 respectively with lower basal plane
2135 form the continuous cambered surface identical with palpebra inferior outside, inside height, to mitigate the pressure to palpebra inferior and eyeball.First
The thickness of the lower lower free end 2134 of the 2133, second elasticity of free end of elasticity is less than lower fixing end 2131, lower implantation end 2132, lower base
The thickness in face 2135 thickens the thickness of lower fixing end 2131, lower implantation end 2132, lower basal plane 2135, and deformation amplitude is small, with
Basal plane 2115 is to the stronger support force in palpebra inferior top edge under guaranteeing, and does not generate Le trace；By the lower free end 2133 of the first elasticity,
Lower 2134 thickness of free end of second elasticity is thinned, so that they have preferably elasticity, is easier to deform, to adapt to different eyes
The patient of eyeball size promotes comfort.
As shown in Figures 2 and 3, support portion 22 includes upper supporting piece 221, lower support element 222 and connection upper supporting piece 221
With the elastic component 223 of lower support element 222.
As shown in Figures 2 and 3, upper supporting piece 221 includes sequentially connected first upper support arm 2211, the second upper support arm
2212 and third upper support arm 2213, the first upper support arm 2211 one end and upper fixing end far from the second upper support arm 2212
2111 are connected, and third upper support arm 2213 is connected far from one end of the second upper support arm 2212 with elastic component 223；Lower support
Part 222 include sequentially connected first lower support arm 2221, the second lower support arm 2222 and third lower support arm 2223, first
The one end of lower support arm 2221 far from the second lower support arm 2222 is connected with lower fixing end 2131, and third lower support arm 2223 is remote
One end from the second lower support arm 2222 is connected with elastic component 223.Elastic component 223 is N-shaped structure, and the first upper support arm
2211, the second upper support arm 2212, third upper support arm 2213, the first lower support arm 2221, the second lower support arm 2222, third
Lower support arm 2223 and elastic component 223 are integrally formed, and material is steel wire.Upper supporting piece 221, lower support element 222 and elasticity
Part 223 forms v-shaped structure, adjusts 22 aperture of support portion by elastic component 223, is not necessarily to additional regulating device, entire support portion 22
Without lofty protuberance, stumbles interference to suture without extension, keep operation more convenient.
As shown in Figures 2 and 3, the first upper support arm 2211 is arranged in parallel with the first lower support arm 2221, the plane at place
For the first plane；Second upper support arm 2212 is arranged in parallel with the second lower support arm 2222, and with third upper support arm 2213,
Three lower support arms 2223 are located in the second plane, and the angle of the second plane and the first plane is 130 °.
As shown in Figures 2 and 3, in the second plane, the angle of third upper support arm 2213 and third lower support arm 2223
It is 120 °.
As shown in Figures 2 and 3, upper saddle 211 is fixed in the first upper support arm 2211, and lower saddle 213 is fixed on
In first lower support arm 2221, and it is located at the ipsilateral of the first plane, the upper dented space of upper saddle 211 and lower saddle 213
Lower recess space backwards to be arranged.
Embodiment 2
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that in the second plane, the second upper support arm
2212 and second lower support arm 2222 can be but in a certain angle with not parallel setting, propped up in adjusting first as long as can facilitate
The aperture of brace 2211 and the first lower support arm 2221.
As the further deformation of alternative embodiments, in the second plane, under third upper support arm 2213 and third
The angle of support arm 2223 may be arranged as 100 °, 110 °, 135 °, as long as facilitating medical staff other than being set as 120 °
It is hand-held, and be conducive to adjust the aperture of the first upper support arm 2211 and the first lower support arm 2221.
Embodiment 3
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that in the first plane, the first upper support arm
2211 and first lower support arm 2221 can be but in a certain angle with not parallel setting, adjust its aperture simultaneously as long as can facilitate
Mitigate patient suffering.
Embodiment 4
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that the angle of the second plane and the first plane also
It can be set to 120 °, 140 °, 150 ° etc., have no effect on medical staff's operation as long as can be stably placed at around eyes of patients
Progress.
Embodiment 5
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that upper supporting piece 221 and lower support element 222 are gone back
One section of support arm configuration or two sections of support arm configurations, etc. can be set into, as long as can be stably placed at around eyes of patients
Medical staff's operation is had no effect on to carry out.
Embodiment 6
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that silicon can also be selected as by opening the material in eyelid portion 21
One of glue and thermoplastic polyurethane rubber, be also able to satisfy basal plane, implantation end need to have preferable hardness and first elasticity from
There is the requirement of preferably elasticity by end, the second elastic free end.
Embodiment 7
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that block piece can also be not provided with, this structure
Eye speculum be also able to achieve the basic function that upper and lower eyelid is strutted to not ankle injury eyelid.
Embodiment 8
The present embodiment provides a kind of eye speculums, with embodiment 1 the difference is that the first elastic free end, second elasticity from
Can also be equal with the thickness of basal plane by the thickness held, the eye speculum of this structure, which is also able to achieve, struts not ankle injury eye for upper and lower eyelid
The basic function of eyelid.
Number of devices and treatment scale described herein are the explanations for simplifying the utility model.To the utility model
Application, modifications and variations will be readily apparent to persons skilled in the art.
Although the embodiments of the present invention have been disclosed as above, it is not limited in institute in specification and embodiments
Column use, it can be applied to various fields suitable for the present invention completely, for those skilled in the art, can
Easily realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, this is practical
It is novel to be not limited to specific details and legend shown and described herein.
Claims (10)
1. a kind of eye speculum, including open eyelid portion and support portion, which is characterized in that the eyelid portion that opens has two saddles being oppositely arranged
Shape part, each saddle includes the fixing end being arranged on the support portion, opposite with the fixing end with for protruding into
Implantation end, opposite the first elastic free end and the second elastic free end on the inside of eyelid, and it is the connection fixing end, described
It is implanted into the basal plane at end, first elastic free end and second elastic free end；
In each saddle, the fixing end and it is described implantation end towards the basal plane same lateral bend to be formed for eyelid
The dented space of receiving；First elastic free end and second elastic free end be bent backwards to the fixing end and with institute
It states basal plane and forms the continuous cambered surface to match with eyelid.
2. eye speculum according to claim 1, which is characterized in that the implantation end, first elastic free end, described
Second elastic free end and the basal plane are integrally formed, and the thickness at first elastic free end, second elastic free end
Degree is less than the thickness of the basal plane.
3. eye speculum according to claim 2, which is characterized in that the implantation end be it is mutually continuous with the basal plane and with eye
The cambered surface to match on the inside of eyelid.
4. eye speculum according to claim 3, which is characterized in that the fixing end is the arc to match with eyelid outside
Face；
The eyelid portion that opens further includes block piece, and the block piece is fixed on the one end of the fixing end far from the basal plane.
5. eye speculum according to claim 4, which is characterized in that the material in opened eyelid portion is stainless steel, silica gel, thermoplasticity
One of polyurethane rubber.
6. -5 any eye speculum according to claim 1, which is characterized in that the support portion includes upper supporting piece, lower branch
The elastic component of support member and the connection upper supporting piece and the lower support element, to form v-shaped structure；
Two saddles be separately fixed on the upper supporting piece and the lower support element on, and two saddles
Dented space is backwards to setting；
Under elastic component effect, the aperture of the support portion is adjustable, to adjust the distance of two saddles.
7. eye speculum according to claim 6, which is characterized in that the upper supporting piece includes propping up on sequentially connected first
Brace, the second upper support arm and third upper support arm, the one end of first upper support arm far from second upper support arm
It is connected with the eyelid portion that opens, the third upper support arm is connected far from one end of second upper support arm with the elastic component
It connects；
The lower support element includes sequentially connected first lower support arm, the second lower support arm and third lower support arm, described
The one end of first lower support arm far from second lower support arm is connected with the eyelid portion that opens, and the third lower support arm is separate
One end of second lower support arm is connected with the elastic component.
8. eye speculum according to claim 7, which is characterized in that first upper support arm and first lower support arm
In the first plane, second upper support arm, second lower support arm and the third upper support arm, the third
Lower support arm is located in the second plane, and the angle of second plane and first plane is 120~150 °.
9. eye speculum according to claim 8, which is characterized in that in first plane, first upper support arm
It is parallel with first lower support arm.
10. eye speculum according to claim 9, which is characterized in that in second plane, second upper support arm
Parallel with second lower support arm, the angle of the third upper support arm and the third lower support arm is 100~135 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920114759.0U CN209695268U (en) | 2019-01-23 | 2019-01-23 | Eye speculum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920114759.0U CN209695268U (en) | 2019-01-23 | 2019-01-23 | Eye speculum |
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| Publication Number | Publication Date |
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| CN209695268U true CN209695268U (en) | 2019-11-29 |
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| CN201920114759.0U Expired - Fee Related CN209695268U (en) | 2019-01-23 | 2019-01-23 | Eye speculum |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110439A (en) * | 2020-03-04 | 2020-05-08 | 郑州医笃筑工智能科技有限公司 | Microneedle device for retinal vein |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110439A (en) * | 2020-03-04 | 2020-05-08 | 郑州医笃筑工智能科技有限公司 | Microneedle device for retinal vein |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 |