CN102225018A - Medical otoscope - Google Patents
Medical otoscope Download PDFInfo
- Publication number
- CN102225018A CN102225018A CN 201110165694 CN201110165694A CN102225018A CN 102225018 A CN102225018 A CN 102225018A CN 201110165694 CN201110165694 CN 201110165694 CN 201110165694 A CN201110165694 A CN 201110165694A CN 102225018 A CN102225018 A CN 102225018A
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- China
- Prior art keywords
- support bar
- connecting hole
- auriscope
- medical
- observation base
- 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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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 244000144985 peep Species 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 abstract description 11
- 239000011295 pitch Substances 0.000 abstract 2
- 239000011521 glass Substances 0.000 abstract 1
- 238000005286 illumination Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 208000008918 voyeurism Diseases 0.000 description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 208000032625 disorder of ear Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention relates to a medical otoscope. The medical otoscope comprises a base, magnifying glass, an illumination light source, a support bar, an observation seat and an ear speculum, wherein a first connecting hole is arranged at the lower part of the observation seat, the axial lead of the first connecting hole is overlapped with the axial lead of the support bar, one end of the support bar can be slidingly inserted in the first connecting hole, and the part at which the observation seat is connected with the support bar is fixed with a threaded fastener. In the medical otoscope provided by the invention, since the support bar can be slidingly inserted into the first connecting hole, the continuous stepless regulation of the viewing angle of the otoscope can be realized and the regulation of the viewing angle is more accurate, compared with the structure in the prior art, in which the viewing angle can only be regulated by one thread pitch or more thread pitches between the observation seat and the support bar. Meanwhile, when the viewing angle is regulated, the observation seat needs not to be rotated, and the support bar can be moved back and forth only by rotating the threaded fastener; and after the regulation of the viewing angle is completed, further locking is not needed, so that the operation of the viewing angle regulation is more convenient and rapid.
Description
Technical field
The present invention relates to a kind of medical auriscope that is used to check and diagnose the disease of ear, particularly the eyesight adjustment device of auriscope.
Background technology
Medical auriscope be utilize the magnifier that is provided with on the auriscope the zoom of ear so that the doctor check, in the diopter of checking that Shi doctor need regulate magnifier.Auriscope of the prior art mainly is the eyesight adjustment device that adopts spiral marking connection, by swivel nut doctor's diopter is regulated.As Fig. 1, existing auriscope comprises magnifier A, observation base B, nut C, support bar D, peep ear device E and lighting source F, spiral marking connection between observation base B and the support bar D, nut C is arranged on the outside at the spiral marking connection place of support bar D, use Shi doctor to observe ear's image of peeping ear device E osculum end by magnifier A, the diopter control method of auriscope is: at first nut C is unscrewed, by rotating one or more 360 ° of observation base B forward or backwards, make between support bar D and the observation base B near or away from one or more pitch, it is clear until observed ear image is transferred, nut C is screwed after the image accent is clear, auriscope has promptly mixed up and can use again.The diopter that adopts this mode to regulate auriscope is not only operated very inconvenient, and can't realize the continuous stepless adjusting of magnifier diopter.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provides a kind of diopter to regulate more accurate and medical easily auriscope.
For solving above technical problem, the present invention takes following technical scheme:
A kind of medical auriscope, comprise pedestal, be arranged on the magnifier and the lighting source on pedestal top, one end is arranged on the support bar on the pedestal, the observation base that the bottom is connected with support bar and be arranged on and peep the ear device on the observation base, wherein, the bottom of observation base has first connecting hole that an axial line overlaps with the axial line of support bar, the other end of support bar can be plugged in first connecting hole slidably, and this auriscope also comprises the threaded fastener that is used for fixing described observation base and support bar.
Preferably, described threaded fastener is that an end is provided with screw thread, the other end is provided with the nut of first protuberance that protrudes its inner surface, the end with screw thread of described nut is threaded mutually with the outer wall of first connecting hole, described support bar has second protuberance that protrudes its outer surface, and support bar is arranged with spacing collar outward, and described first protuberance is stuck between the described spacing collar and second protuberance.
Preferably, described medical auriscope also comprises being arranged on and is used between observation base and the support bar make described support bar have the elastic component that advances or outwards deviate from movement tendency in first connecting hole to lira.The effect of this elastic component is a thread pitch of eliminating the screw thread contact portion of observation base and threaded fastener, make between the screw thread and closely offset, can only rotate, and can not take place axial looseningly, and then make when regulating diopter more stable, accurate by screw thread rotation.
Preferably, the end that links to each other with described observation base of described support bar offers second connecting hole, this second connecting hole communicates with first connecting hole, and an end of described elastic component is against or is connected on the bottom surface of first connecting hole, and the other end is against or is connected on the bottom surface of second connecting hole.
Preferably, described elastic component is stage clip or extension spring.
Preferably, the axially extended groove along support bar has been offered in the outside of described support bar, the tenon or the pin that are provided with corresponding cooperation with this groove in first connecting hole and can move forward and backward along the length direction of this groove.This groove mainly is to play guide effect, and support bar can only be moved along the length direction of groove in first connecting hole, and displacement or rotation can not take place.For same purpose, also can offer axially extended groove in first connecting hole along first connecting hole, and at the outer setting of support bar and the corresponding cooperation of this groove and the tenon or the pin that can move forward and backward along the length direction of this groove.
Because the enforcement of above technical scheme, the present invention compared with prior art has following advantage:
The present invention is because support bar is can be plugged in slidably in first connecting hole of observation base bottom, make it possible to realize the continuous stepless adjusting of auriscope diopter, with can only regulate the structure of diopter and compare by adjusting one or several pitch between observation base in the prior art and the support bar, diopter is regulated more accurate; Simultaneously, the present invention does not need to rotate observation base when regulating diopter, only the threaded fastener that need be rotatably provided between observation base and the support bar just can be realized moving forward and backward of support bar, and after the diopter adjustment is finished, do not need to append locking, therefore the operation that also makes diopter regulate is more convenient and quick again.
Description of drawings
The present invention will be further described in detail below in conjunction with accompanying drawing and concrete embodiment:
Fig. 1 is the structural representation (part is analysed and observe) of the auriscope of prior art;
Fig. 2 is the structural representation (part is analysed and observe) of auriscope of the present invention;
Fig. 3 is the coupling part structural representation of observation base and support bar among the embodiment 1;
Fig. 4 is the cross-sectional schematic of A-A face among Fig. 3;
Fig. 5 is the coupling part structural representation of observation base and support bar among the embodiment 2;
Fig. 6 is the coupling part structural representation of observation base and support bar among the embodiment 3;
Wherein: 1, pedestal; 2, magnifier; 3, lighting source; 4, observation base; 40, first connecting hole; 5, peep the ear device; 6, support bar; 60, second connecting hole; 61, second protuberance; 7, threaded fastener; 70, first protuberance; 8, elastic component; 80, steady pin; 9, spacing collar.
The specific embodiment
The present invention will be further described in detail below in conjunction with specific embodiment, but be not limited to these embodiment.
" preceding " described in this description refers to " left side " side among Fig. 2, and described " back " refers to " right side " side among Fig. 2.
With reference to Fig. 2,3 and 4, auriscope according to present embodiment, comprise pedestal 1, be arranged on magnifier 2, lighting source 3, the support bar 6 on pedestal 1 top, the observation base 4 that the bottom is connected with support bar 6, and be arranged on and peep ear device 5 on the observation base 4, wherein, the optical axis of magnifier 2 coincides with the central shaft of peeping ear device 5, and the observer can observe ear's image of peeping in the ear device 5 by magnifier 2, is parallel to each other between the optical axis of support bar 6, lighting source 3 and magnifier 2.
According to present embodiment, the bottom of observation base 4 inwardly offers the first axial connecting hole 40, one end of support bar 6 is arranged on the pedestal 1, and the other end can be plugged in first connecting hole 40 slidably, and the axial line of support bar 6 overlaps with the axial line of first connecting hole 40.Also offering axial second connecting hole, 60, the second connecting holes 60 being plugged in of support bar 6 on the end in first connecting hole 40 communicates with first connecting hole 40.This auriscope also comprises the threaded fastener 7 that is used for fixing observation base 4 and support bar 6, threaded fastener 7 is that an end is provided with the nut that screw thread, the other end are provided with first protuberance 70 that protrudes its inner surface in this example, the end with screw thread of this nut is threaded mutually with the outer wall of first connecting hole 40, support bar 6 has second protuberance 61 that protrudes its outer surface, and be arranged with spacing collar 9 outside the support bar 6, first protuberance 70 of nut promptly is stuck between the spacing collar 9 and second protuberance 61.And first protuberance 70 and second protuberance 61 and spacing collar 9 front and back offset, and make this nut to rotate with respect to support bar 6, and can't take place axially to move.
In addition, between observation base 4 and support bar 6, also be provided with an elastic component 8 in the present embodiment, it is stage clip, one end of this stage clip is against on the bottom surface of first connecting hole 40, the other end is against on the bottom surface of second connecting hole 60, and the movement tendency that makes support bar 6 have with respect to observation base 4 outwards to deviate from from first connecting hole 40.The effect of this stage clip is that to eliminate observation base 4 be nut with threaded fastener 7() the thread pitch of screw thread contact portion, make between screw thread and the screw thread and closely offset, can only rotate between nut and the observation base 4, and can not take place axial looseningly, and then make when regulating diopter more stable and accurate by screw thread rotation.
In the present embodiment, the axially extended groove W1 along support bar 6 has also been offered in the outside of support bar 6, and groove W1 terminates in the place ahead of spacing collar 9, is provided with in first connecting hole 40 and the corresponding cooperation of groove W1 and the tenon M1 that can move forward and backward along the length direction of groove W1.Groove W1 and with it the setting of the tenon M1 of corresponding matching can play guide effect, make the observer between support bar 6 and the observation base 4 axial moving forward and backward can only take place when regulating carrying out diopter by nut rotation, can not produce rotation or non axial departing from, and then the optical axis that makes magnifier 2 is stable with the concentricity of the central shaft of peeping ear device 5, not susceptible to.
The operation principle of the auriscope of present embodiment is: lighting source 3 illuminates ear's image of peeping ear device 5 small bore end, this image is positioned near the focal plane of magnifier 2, the observer is by magnifier 2 pictures with the aid of pictures, different observers' diopter is different, therefore the distance that needs to regulate magnifier 2 and peep between the ear device 5 obtains distinct image, and this distance can or revolve that to move back threaded fastener 7(be nut by precession) regulate.When swivel nut, axial moving forward and backward takes place with respect to support bar 6 in observation base 4, thereby the ear device 5 of peeping on the observation base 4 is changed with respect to the distance of magnifier 2, thereby can realize the diopter of magnifier 2 is regulated.In the present embodiment, axial moving forward and backward can take place with respect to support bar 6 in observation base 4, elastic component 8(is a stage clip) can eliminate the thread pitch between observation base 4 and the nut, make axial becoming flexible can not take place between support bar 6 and the observation base 4, and the groove W1 on the support bar 6 cooperates with tenon M1 on the observation base 4 and plays guide effect, makes support bar 6 can not produce rotation or non axial departing from respect to observation base 4; This makes the auriscope of present embodiment not only can realize the continuous stepless adjusting of diopter, also make the observer can obtain more reliable, clear and ear's image accurately, and diopter need not append locking after being transferred to the position, makes the use of auriscope more quick and convenient.
As shown in Figure 4, the difference of the auriscope of the auriscope of present embodiment and embodiment 1 is: offered in first connecting hole 40 that they are oppositely arranged on the circumference of first connecting hole 40 along axially extended two groove W2(of first connecting hole 40,180 ° of distances), the outer setting of support bar 6 with the corresponding cooperation of groove W2 and can move forward and backward along the length direction of groove W2 two pin M2, groove W2 and with it the pin M2 of corresponding matching equally also play the guiding role, make the observer between support bar 6 and the observation base 4 axial moving forward and backward can only take place when regulating carrying out diopter by nut rotation, can not produce rotation or non axial departing from.The other parts of auriscope are identical with embodiment 1 in this example.
As shown in Figure 5, the difference of the auriscope of the auriscope of present embodiment and embodiment 1 is: elastic component 8 is extension spring, the two ends of this extension spring are fixing by two steady pins 80 that are separately positioned on first connecting hole 40 and second connecting hole, 60 bottom surfaces, observation base 4 is strained mutually with support bar 6, its effect is to eliminate thread pitch equally, makes between support bar 6 and the observation base 4 before and after being undertaken by the nut rotation can not taking place when diopter is regulated to become flexible.The other parts of auriscope are identical with embodiment 1 in this example.
More than the present invention has been done detailed description; its purpose is to allow the personage that is familiar with this art can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences of doing according to spirit of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (7)
1. medical auriscope, comprise pedestal (1), be arranged on the magnifier (2) and the lighting source (3) on described pedestal (1) top, one end is arranged on the support bar (6) on the described pedestal (1), the observation base (4) that the bottom is connected with described support bar (6) and be arranged on and peep ear device (5) on the described observation base (4), the bottom of described observation base (4) has first connecting hole (40) that an axial line overlaps with the axial line of described support bar (6), it is characterized in that: the other end of described support bar (6) can be plugged in described first connecting hole (40) slidably, and described auriscope also comprises the threaded fastener (7) that is used for fixing described observation base (4) and described support bar (6).
2. medical auriscope according to claim 1, it is characterized in that: described threaded fastener (7) is that an end is provided with screw thread, the other end is provided with the nut of first protuberance (70) that protrudes its inner surface, the end with screw thread of described nut is threaded mutually with the outer wall of described first connecting hole (40), described support bar (6) has second protuberance (61) that protrudes its outer surface, and support bar (6) is outer to be arranged with spacing collar (9), and described first protuberance (70) is stuck between described spacing collar (9) and described second protuberance (61).
3. medical auriscope according to claim 1 is characterized in that: described medical auriscope also comprises being arranged on and is used between described observation base (4) and the described support bar (6) make described support bar (6) have the elastic component (8) that advances or outwards deviate from movement tendency in described first connecting hole (40) to lira.
4. medical auriscope according to claim 3, it is characterized in that: the end that links to each other with described observation base (4) of described support bar (6) offers second connecting hole (60), described second connecting hole (60) communicates with described first connecting hole (40), one end of described elastic component (8) is against or is connected on the bottom surface of described first connecting hole (40), and the other end is against or is connected on the bottom surface of described second connecting hole (60).
5. according to claim 3 or 4 described medical auriscopes, it is characterized in that: described elastic component (8) is stage clip or extension spring.
6. medical auriscope according to claim 1, it is characterized in that: the axially extended groove W1 along described support bar (6) has been offered in the outside of described support bar (6), is provided with the tenon M1 or the pin that also can move forward and backward along the length direction of described groove W1 with the corresponding cooperation of described groove W1 in described first connecting hole (40).
7. medical auriscope according to claim 1, it is characterized in that: offered axially extended groove W2 in described first connecting hole (40) along described first connecting hole (40), the outer setting of described support bar (6) with the corresponding cooperation of described groove W2 and the tenon that can move forward and backward or pin M2 along the length direction of described groove W2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110165694 CN102225018B (en) | 2011-06-20 | 2011-06-20 | Medical otoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110165694 CN102225018B (en) | 2011-06-20 | 2011-06-20 | Medical otoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102225018A true CN102225018A (en) | 2011-10-26 |
| CN102225018B CN102225018B (en) | 2013-03-13 |
Family
ID=44806056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110165694 Active CN102225018B (en) | 2011-06-20 | 2011-06-20 | Medical otoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102225018B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297884A (en) * | 2014-10-15 | 2015-01-21 | 上海跃进医用光学器械厂 | Portable video otoscope CMOS camera focal distance precise adjustment mechanism |
| CN106137100A (en) * | 2016-08-24 | 2016-11-23 | 朱烈烈 | Inflatable airbag electric auriscope finder |
| CN109014645A (en) * | 2018-10-08 | 2018-12-18 | 绵阳晶凯圣生物科技有限公司 | A kind of production method of air-blowing otoscope |
| CN109157184A (en) * | 2018-10-08 | 2019-01-08 | 绵阳晶凯圣生物科技有限公司 | A kind of multifunctional examining otoscope of one-handed performance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2174916A (en) * | 1936-10-06 | 1939-10-03 | Bausch & Lomb | Diagnostic instrument |
| US2184414A (en) * | 1938-04-20 | 1939-12-26 | Bausch & Lomb | Otoscope |
| US2343041A (en) * | 1941-02-01 | 1944-02-29 | Nat Electric Instr Co Inc | Otoscope |
| US2507771A (en) * | 1946-01-11 | 1950-05-16 | American Optical Corp | Diagnostic instrument |
| CN201337433Y (en) * | 2008-12-30 | 2009-11-04 | 朱凤莲 | Simple pneumatic electric otoscope |
| CN202146289U (en) * | 2011-06-20 | 2012-02-22 | 苏州捷美医疗器械有限公司 | Medical otoscope |
-
2011
- 2011-06-20 CN CN 201110165694 patent/CN102225018B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2174916A (en) * | 1936-10-06 | 1939-10-03 | Bausch & Lomb | Diagnostic instrument |
| US2184414A (en) * | 1938-04-20 | 1939-12-26 | Bausch & Lomb | Otoscope |
| US2343041A (en) * | 1941-02-01 | 1944-02-29 | Nat Electric Instr Co Inc | Otoscope |
| US2507771A (en) * | 1946-01-11 | 1950-05-16 | American Optical Corp | Diagnostic instrument |
| CN201337433Y (en) * | 2008-12-30 | 2009-11-04 | 朱凤莲 | Simple pneumatic electric otoscope |
| CN202146289U (en) * | 2011-06-20 | 2012-02-22 | 苏州捷美医疗器械有限公司 | Medical otoscope |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297884A (en) * | 2014-10-15 | 2015-01-21 | 上海跃进医用光学器械厂 | Portable video otoscope CMOS camera focal distance precise adjustment mechanism |
| CN104297884B (en) * | 2014-10-15 | 2016-08-24 | 上海跃进医用光学器械厂 | A kind of portable video otoscope CMOS camera focal length fine-adjustment mechanism |
| CN106137100A (en) * | 2016-08-24 | 2016-11-23 | 朱烈烈 | Inflatable airbag electric auriscope finder |
| CN109014645A (en) * | 2018-10-08 | 2018-12-18 | 绵阳晶凯圣生物科技有限公司 | A kind of production method of air-blowing otoscope |
| CN109157184A (en) * | 2018-10-08 | 2019-01-08 | 绵阳晶凯圣生物科技有限公司 | A kind of multifunctional examining otoscope of one-handed performance |
| CN109014645B (en) * | 2018-10-08 | 2019-06-18 | 绵阳晶凯圣生物科技有限公司 | A kind of production method of air-blowing otoscope |
| CN109157184B (en) * | 2018-10-08 | 2019-06-18 | 绵阳晶凯圣生物科技有限公司 | A kind of multifunctional examining otoscope of one-handed performance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102225018B (en) | 2013-03-13 |
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Owner name: SUZHOU ZUMAX MEDICAL CO., LTD. Free format text: FORMER NAME: SUZHOU JIEMEI MEDICAL APPARATUS CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 215129 Suzhou high tech Zone, Jiangsu, the United States and the British street, No. 36 Patentee after: Zumax Medical Co., Ltd. Address before: 215129 Suzhou high tech Zone, Jiangsu, the United States and the British street, No. 36 Patentee before: Suzhou Jiemei Medical Apparatus Co., Ltd. |
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Address after: No.5, Zhiying street, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Sumai Medical Technology Co.,Ltd. Address before: 215129 No. 36 Ying Street, hi tech Zone, Jiangsu, Suzhou Patentee before: Suzhou Sumai Medical Equipment Co.,Ltd. |
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