CN107157440B - A kind of fixed device of the binocular indirect ophthalmoscope facilitating adjusting - Google Patents
A kind of fixed device of the binocular indirect ophthalmoscope facilitating adjusting Download PDFInfo
- Publication number
- CN107157440B CN107157440B CN201710297401.1A CN201710297401A CN107157440B CN 107157440 B CN107157440 B CN 107157440B CN 201710297401 A CN201710297401 A CN 201710297401A CN 107157440 B CN107157440 B CN 107157440B
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- China
- Prior art keywords
- button
- fixing belt
- locating piece
- shaft
- head
- 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.)
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- 230000004308 accommodation Effects 0.000 claims abstract description 15
- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 210000003781 tooth socket Anatomy 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002577 ophthalmoscopy Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 210000001202 rhombencephalon Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0075—Apparatus for testing the eyes; Instruments for examining the eyes provided with adjusting devices, e.g. operated by control lever
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Eye Examination Apparatus (AREA)
Abstract
The present invention relates to medical instruments fields, more particularly, to a kind of fixed device of binocular indirect ophthalmoscope for facilitating adjusting, including head-wearing device, regulating device, the regulating device includes attachment base and adjusting connector, described attachment base one end is fixedly connected with lateral fixation member both ends, the other end and adjusting connector one end are hinged, and the attachment base is equipped with several tooth sockets；The regulating device is equipped with limit spring, first receiving space and the second accommodation space, the first receiving space is equipped with locating piece, described limit spring one end is abutted with locating piece, the other end is abutted with first receiving space bottom, and the locating piece abuts opposite other end with the limit spring and connects to forming engaging with tooth socket；Second accommodation space is equipped with regulation button, and regulation button control locating piece moves downward.The configuration of the present invention is simple is durable, has good fixed effect, and control method is simple.
Description
[technical field]
The present invention relates to medical instruments fields, more particularly, to a kind of fixed dress of binocular indirect ophthalmoscope for facilitating adjusting
It sets.
[background technique]
Funduscopy is one of ophthalmology routine inspection project, and ophthalmoscope is medical optical instrument indispensable in funduscopy
Device, is generally divided into direct opthalmoscope and two kinds of indirect ophthalmoscope, the inspection of direct opthalmoscope apart from short, visual field is small, illumination is low,
There is certain limitation in its use scope；Binocular indirect ophthalmoscope can obtain good stereovision vision, and big with the depth of field,
Imaging clearly and can with teaching, take pictures, image the advantages that, thus binocular indirect ophthalmoscope inspection technique have become current most convenient,
Superior funduscopy method.Ophthalmoscope frequency of use is high in practice, and doctor requires accordingly to be examined to each patient
It looks into, existing binophthalmoscope uses the wheeled angle for adjusting opticator of rotation bidentate and the elastic fixation for wearing part, due to
It is serious that access times excessively frequently will lead to gear wear, cannot effectively be fixed again, seriously affect using effect.
[summary of the invention]
In view of the foregoing, it is necessary to a kind of fixed device of the binocular indirect ophthalmoscope for facilitating adjusting be provided, overcome existing
Deficiency in technology.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of binocular indirect ophthalmoscope facilitating adjusting is solid
Determine device, including head-wearing device and regulating device, the head-wearing device includes longitudinally fixed component and lateral fixation member, described
Longitudinally fixed component both ends are fixedly connected with lateral fixation member respectively；
The regulating device includes attachment base and adjusts connector, and described attachment base one end is fixed with lateral fixation member both ends
Connection, the other end and adjusting connector one end are hinged, and the attachment base is equipped with several tooth sockets；
The regulating device is equipped with limit spring, first receiving space and the second accommodation space, the first receiving space
Equipped with locating piece, described limit spring one end is abutted with locating piece, and the other end is abutted with first receiving space bottom, the positioning
The one end of block far from the limit spring connects to forming engaging with tooth socket；
Second accommodation space is equipped with regulation button and limit hole, and the regulation button includes button head, button company
Socket part and button press portion, button interconnecting piece both ends are fixedly connected with button head and button press portion respectively, described to press
Button head portion protrudes into the second accommodation space and abuts with the locating piece, and the face that the button head contacts with each other with the locating piece is in
Inclined-plane, the button press portion are stretched out outside the adjusting connector, and the button interconnecting piece can move back and forth in limit hole, described
Button head and button press portion cannot pass through the limit hole；
The longitudinally fixed component and lateral fixation member include the first fixing belt and the second fixing belt, and described first is solid
Determine band and the second fixing belt is slidably connected, first fixing belt is equipped with lock slots, and second fixing belt is equipped with and the lock
Determine the locking device that slot is used cooperatively；
The locking device includes shaft, lock, torsional spring and control-rod, and the shaft is rotatably affixed to described second
In fixing belt, one end of the lock is fixedly connected with the shaft, the other end of lock button corresponding with the lock slots
It closes, the control-rod is fixedly connected to control the shaft rotation with the shaft；Shaft is equipped with torsional spring, the one end of torsional spring
Abutted with second fixing belt, the other end with it is described lock abut, it is described latch under the torsional spring twisting force with it is described
First fixing belt connects.
Further, the locking slot number is several, several lock slots are along the length side of first fixing belt
To being spaced apart.
Further, the face tilt angle that the button head and the locating piece contact with each other is 45 °.
Further, the limit hole is set to the second accommodation space by two limited blocks and is formed.
Due to the adoption of the above technical scheme, the invention has the following advantages: the present invention facilitates the binocular indirect of adjusting
The fixed device of ophthalmoscope controls the flexible of locating piece by button, locks or unlocks to realize to tooth socket, to realize
Monodentate wheel mode controls the angle of opticator, will not generate the abrasion between gear, avoiding leads to tooth using after certain number
Problem that foot wheel abrasion is of serious failure.Wear the length that part fixes the first fixing belt Yu the second fixing belt using snap close mode, structure
It is simple and durable, there is good fixed effect, and control method is simple.
[Detailed description of the invention]
Fig. 1 is the binocular indirect ophthalmoscope fixture structure schematic diagram that the present invention facilitates adjusting.
Fig. 2 is that the present invention facilitates the fixed device regulating device structural schematic diagram of the binocular indirect ophthalmoscope of adjusting.
Fig. 3 is that the present invention facilitates the fixed device locking device structure schematic diagram of the binocular indirect ophthalmoscope of adjusting.
In attached drawing, 1- Optical devices；2- regulating device；3- head-wearing device；21- attachment base；211- tooth socket；22- adjusting connects
Head；221- limit spring；222- first receiving space；The second accommodation space of 223-；224- locating piece；225- regulation button；
226- limit hole；2251- button press portion；2252- button interconnecting piece；2253- button head；31- transverse direction fixation member；32-
Longitudinally fixed component；The first fixing belt of 33-；The second fixing belt of 34-；35- locking device；331- lock slots；351- shaft；352-
Lock；353- torsional spring；354- control-rod.
[specific embodiment]
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Figure 1, the present invention provides a kind of fixed device of the binocular indirect ophthalmoscope for facilitating adjusting, including head-wearing device
3 and regulating device 2, head-wearing device 3 includes longitudinally fixed component 32 and lateral fixation member 31, longitudinally fixed 32 both ends of component point
It is not fixedly connected with lateral fixation member 31.
Regulating device 2 includes attachment base 21 and adjusts connector 22, and 21 one end of attachment base and lateral 31 both ends of fixation member are solid
Fixed connection, the other end and adjusting 22 one end of connector are hinged, adjust 22 other end of connector and are fixedly connected with Optical devices 1；Attachment base
21 are equipped with several tooth sockets 211.
Regulating device 2 is equipped with limit spring 221, first receiving space 222 and the second accommodation space 223, and first accommodates sky
Between 222 be equipped with locating piece 224.221 one end of limit spring is abutted with locating piece 224, the other end and 222 bottom of first receiving space
It abuts, the one end of locating piece 224 far from limit spring 221 connects to forming engaging with tooth socket 211；Normality lower limit spring 221 mentions
Locating piece 224 is made to connect to forming engaging with tooth socket 211 for elastic force, so that attachment base 21 and adjusting 22 relative position of connector are solid
It is fixed.
Second accommodation space 223 is equipped with regulation button 225 and limit hole 226, and regulation button 225 includes button press portion
2251, button interconnecting piece 2252 and button head 2253,2252 both ends of button interconnecting piece respectively with button head 2253 and button
Press section 2251 is fixedly connected, and button head 2253 protrudes into the second accommodation space 223 and abuts with locating piece 224, button head
2253 faces to contact with each other with locating piece 224 are in inclined-plane, and button press portion 2251, which is stretched out, to be adjusted outside connector 22, button interconnecting piece
2252 can move back and forth in limit hole 226, and button head 2253 and button press portion 2251 cannot pass through the limit hole
226, prevent regulation button 225 adjusts connector 22 from being detached from；When push button press section 2251, regulation button 225 is to predetermined
Position 224 downward pressure of block releases so that locating piece 224 overcomes 221 elastic force of limit spring to move downward out tooth socket 211 to connection
The locking of seat 21.
Longitudinally fixed component 32 and lateral fixation member 31 include the first fixing belt 33 and the second fixing belt 34, and first is solid
Determine band 33 and the second fixing belt 34 is slidably connected, the first fixing belt 33 is equipped with lock slots 331, and the second fixing belt 34 is equipped with and locking
The locking device 35 that slot 331 is used cooperatively.
Locking device 35 includes shaft 351, lock 352, torsional spring 353 and control-rod 354, the rotatable fixation of shaft 351
Be fixedly connected in the one end in the second fixing belt 34, latching 352 with shaft 351, latch 352 the other end and lock slots 331 it is right
It should fasten, control-rod 354 is fixedly connected to control the rotation of shaft 351 with shaft 351；Shaft 351 is equipped with torsional spring 353, torsional spring
353 one end are abutted with the second fixing belt 34, and the other end 352 is abutted with lock, latch 352 under 353 twisting force of torsional spring with the
One fixing belt 33 connects.
The face tilt angle that button head 2253 and locating piece 224 contact with each other is 45 °.Limit hole 226 is limited by two
Block is set on the formation of the second accommodation space 223.
The present invention is briefly described below and facilitates the fixed device application method of the fixed device of the binocular indirect ophthalmoscope of adjusting, when
When doctor needs to wear ophthalmoscope, head-wearing device 3 is inserted in doctor head, wherein lateral fixation member 31 entangles doctor's hindbrain
Spoon, longitudinally fixed 32 career in medicine repiece top of component pass through, and then pull the first fixing belt 33 toward locking according to doctor's head size
The opposite direction of 331 locking direction of slot moves, so that the first fixing belt 33 is bonded the fixed inspection eye in doctor head with the first fixing belt 34
Mirror.When needing to adjust ophthalmoscope angle, when push button press section 2251, regulation button 225 is given locating piece 224 and is pressed downward
Power, so that locating piece 224 overcomes 221 elastic force of limit spring to move downward out locking of the releasing of tooth socket 211 to attachment base 21, then
With 1 angle of hand adjustment section Optical devices；After mixing up angle, 225 locating piece 224 of regulation button is unclamped in the elastic force of limit spring 221
Lower stretching contacts with tooth socket 211 to fixed connecting base 21 and adjusts the relative position of connector 22.After inspection, pressure-lock
The control-rod 354 of device 35 so that control-rod 354 rotation drive shaft 351 so that lock 352 be detached from lock slots 331 with
It unlocks, pulls the first fixing belt 33 that can unload ophthalmoscope career in medicine repiece portion.
Embodiments described above is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Claims (4)
1. a kind of fixed device of the binocular indirect ophthalmoscope for facilitating adjusting, including head-wearing device and regulating device, it is characterised in that:
The head-wearing device includes longitudinally fixed component and lateral fixation member, the longitudinally fixed component both ends respectively with lateral fixation
Component is fixedly connected；
The regulating device includes attachment base and adjusts connector, and described attachment base one end and lateral fixation member both ends are fixed and connected
It connects, the other end and adjusting connector one end are hinged, and the attachment base is equipped with several tooth sockets；
The regulating device is equipped with limit spring, first receiving space and the second accommodation space, and the first receiving space is equipped with
Locating piece, described limit spring one end are abutted with locating piece, and the other end is abutted with first receiving space bottom, and the locating piece is remote
One end from the limit spring connects to forming engaging with the tooth socket；
Second accommodation space is equipped with regulation button and limit hole, and the regulation button includes button head, button interconnecting piece
And button press portion, button interconnecting piece both ends are fixedly connected with button head and button press portion respectively, the button head
Portion protrudes into the second accommodation space and abuts with the locating piece, and the face that the button head contacts with each other with the locating piece is in oblique
Face, the button press portion are stretched out outside the adjusting connector, and the button interconnecting piece can move back and forth in limit hole, described to press
Button head portion and button press portion cannot pass through the limit hole；
The longitudinally fixed component and lateral fixation member include the first fixing belt and the second fixing belt, first fixing belt
It is slidably connected with the second fixing belt, first fixing belt is equipped with lock slots, and second fixing belt is equipped with and the lock slots
The locking device being used cooperatively；
The locking device includes shaft, lock, torsional spring and control-rod, and it is fixed that the shaft is rotatably affixed to described second
It takes, one end of the lock is fixedly connected with the shaft, and the other end of the lock is corresponding with the lock slots to be fastened, institute
Control-rod is stated to be fixedly connected with the shaft to control the shaft rotation；Shaft is equipped with torsional spring, the one end of torsional spring and institute
The second fixing belt abutting is stated, the other end is abutted with described latch, described to latch under the torsional spring twisting force with described first
Fixing belt connects.
2. the fixed device of a kind of binocular indirect ophthalmoscope for facilitating adjusting according to claim 1, it is characterised in that: described
Locking slot number is several, several lock slots are spaced apart along the length direction of first fixing belt.
3. the fixed device of a kind of binocular indirect ophthalmoscope for facilitating adjusting according to claim 1, it is characterised in that: described
The face tilt angle that button head and the locating piece contact with each other is 45 °.
4. the fixed device of a kind of binocular indirect ophthalmoscope for facilitating adjusting according to claim 1, it is characterised in that: described
Limit hole is set to the second accommodation space by two limited blocks and is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710297401.1A CN107157440B (en) | 2017-04-28 | 2017-04-28 | A kind of fixed device of the binocular indirect ophthalmoscope facilitating adjusting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710297401.1A CN107157440B (en) | 2017-04-28 | 2017-04-28 | A kind of fixed device of the binocular indirect ophthalmoscope facilitating adjusting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107157440A CN107157440A (en) | 2017-09-15 |
| CN107157440B true CN107157440B (en) | 2019-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710297401.1A Active CN107157440B (en) | 2017-04-28 | 2017-04-28 | A kind of fixed device of the binocular indirect ophthalmoscope facilitating adjusting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107157440B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514693A (en) * | 2018-04-17 | 2018-09-11 | 天津滨海华医光电技术有限公司 | A kind of wearable semiconductor laser therapeutic instrument |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675919A (en) * | 1985-05-08 | 1987-06-30 | Proper Manufacturing Co. Inc. | Headband with cushion |
| US5861939A (en) * | 1997-10-16 | 1999-01-19 | Odyssey Optical Systems, Llc | Portable fundus viewing system for an undilated eye |
| US6095647A (en) * | 1999-09-13 | 2000-08-01 | Health & Technology, Inc. | Ophthalmoscope attachment |
| CN102755148A (en) * | 2011-04-28 | 2012-10-31 | 明达医学科技股份有限公司 | Portable fundus examination device |
| CN104287692A (en) * | 2014-11-06 | 2015-01-21 | 苏州微清医疗器械有限公司 | Fundus oculi shooting device |
| CN204468038U (en) * | 2015-02-13 | 2015-07-15 | 陈瑶 | A kind of ophthalmofundoscope Portable detachable eye-shading plate |
| WO2016022215A1 (en) * | 2014-08-08 | 2016-02-11 | The Johns Hopkins University | Head-mounted indirect opthalmoscope camera |
| CN205514532U (en) * | 2016-02-04 | 2016-08-31 | 丁熊 | Multi -functional visual digital ophthalmoscope |
-
2017
- 2017-04-28 CN CN201710297401.1A patent/CN107157440B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675919A (en) * | 1985-05-08 | 1987-06-30 | Proper Manufacturing Co. Inc. | Headband with cushion |
| US5861939A (en) * | 1997-10-16 | 1999-01-19 | Odyssey Optical Systems, Llc | Portable fundus viewing system for an undilated eye |
| US6095647A (en) * | 1999-09-13 | 2000-08-01 | Health & Technology, Inc. | Ophthalmoscope attachment |
| CN102755148A (en) * | 2011-04-28 | 2012-10-31 | 明达医学科技股份有限公司 | Portable fundus examination device |
| WO2016022215A1 (en) * | 2014-08-08 | 2016-02-11 | The Johns Hopkins University | Head-mounted indirect opthalmoscope camera |
| CN104287692A (en) * | 2014-11-06 | 2015-01-21 | 苏州微清医疗器械有限公司 | Fundus oculi shooting device |
| CN204468038U (en) * | 2015-02-13 | 2015-07-15 | 陈瑶 | A kind of ophthalmofundoscope Portable detachable eye-shading plate |
| CN205514532U (en) * | 2016-02-04 | 2016-08-31 | 丁熊 | Multi -functional visual digital ophthalmoscope |
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| Publication number | Publication date |
|---|---|
| CN107157440A (en) | 2017-09-15 |
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