CN105411520A - Medical gynecological examination device with locking mechanism - Google Patents
Medical gynecological examination device with locking mechanism Download PDFInfo
- Publication number
- CN105411520A CN105411520A CN201510972217.3A CN201510972217A CN105411520A CN 105411520 A CN105411520 A CN 105411520A CN 201510972217 A CN201510972217 A CN 201510972217A CN 105411520 A CN105411520 A CN 105411520A
- Authority
- CN
- China
- Prior art keywords
- support arm
- circle
- expanded support
- expanded
- support circle
- 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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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00147—Holding or positioning arrangements
Abstract
The invention relates to medical instruments, in particular to a medical gynecological examination device with a locking mechanism. The medical gynecological examination device comprises an upper extending arm and a lower extending arm which are mutually hinged, the front end of the upper extending arm and the front end of the lower extending arm are each shaped like a semicircle pipe, a front supporting ring and a rear supporting ring are hinged to the portion between the upper extending arm and the lower extending arm, the front supporting ring and the rear supporting ring are circular ring bodies, the upper ends and the lower ends of the front supporting ring and the rear supporting ring are connected to the inner wall of the upper extending arm and the inner wall of the lower extending arm through shaft seats respectively, and a torsional spring is installed on at least one shaft seat. The gynecological examination device is reasonable in structure, large in expansionary force, balanced in extending arms and not prone to deformation or breaking, the extension state can be automatically locked without operation of external force, and medical staff can conduct examination or operation conveniently.
Description
Technical field
The present invention relates to a kind of medical apparatus, specifically a kind of Medical gynecological detector with locking mechanism.
Background technology
Gynecological examination device is again interior specula, is the medical apparatus that department of obstetrics and gynecology are conventional, and in existing duck-beak type, specula is formed primarily of the semicircular expanded support arm of upper and lower two panels, by pressing handle, expanded support arm is opened, is convenient to observe inner pathological changes situation.This interior specula cannot lock the position of expanded support arm when in use, must use hand all the time on handle, other cannot be used to check or therapeutic device, inconvenient operation simultaneously.Chinese patent 2012204694925 discloses one " gynecological examination device with locking mechanism ", its agent structure is still made up of expanded support arm and handle, jointed shaft just between expanded support arm and handle arranges fastening bolt, after pressing handle makes expanded support arm opened with certain angle, tight a bolt and make it can not resilience, reach the object of locking expanded support arm state.But find in actual use, comparatively require great effort during the expansion of handle type expanding mechanism, the wall thickness of expanded support arm is less, easily deforms and even fractures; Expansion resistance is large, and resilience force is also large, and less bolt cannot reach the object of locking, and larger bolt takes up room greatly, easily hinders observation.
Summary of the invention
The object of the present invention is to provide that a kind of structure is simple, expansionary force is large, expanded support arm reasonable stress, the Medical gynecological detector with locking mechanism of expanded support arm can be locked, prevent because discontinuity causes expanded support arm be out of shape or fracture.
In order to reach above object, the present invention adopt technical scheme to be: hinged upper expanded support arm and lower expanded support arm should be comprised with Medical gynecological detector of locking mechanism, the front end of described upper expanded support arm and lower expanded support arm is half-round tubular, front support circle and rear support circle is hinged with between described upper expanded support arm and lower expanded support arm, described front support circle and rear support circle are torus, the upper/lower terminal of front support circle and rear support circle is connected to respectively by axle bed on the inwall of upper expanded support arm and lower expanded support arm, wherein at least one axle bed is provided with torsion spring; The rear end of described upper expanded support arm and lower expanded support arm is symmetrically arranged with cover plate, and described cover plate is bell mouth shape; The diameter of rear support circle is greater than front support circle; The upper end thereof of described rear support circle is on the cover plate of upper expanded support arm, and the lower end of rear support circle is hinged on the semi-circular tube part of lower expanded support arm; The semi-circular tube part of described upper expanded support arm is provided with spacer pin; The inwall of described lower expanded support arm is provided with the chute of axial distribution, and the lower end axle bed cooperation of described front support circle and rear support circle is arranged in described chute, and the lower end axle bed of described front support circle and rear support circle is connected in series on pull bar.
Beneficial effect of the present invention is: rational in infrastructure, expansionary force is large, and expanded support arm is balanced, is not easy distortion or fractures, without the need to external force operation namely can self-locked at expansion state, be convenient to medical personnel and check or operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the end face structure schematic diagram of Fig. 1 embodiment.
Fig. 3 is the A-A sectional view of Fig. 1.
Fig. 4 is mounted in the structure enlarged diagram of the axle bed in chute.
Detailed description of the invention
As shown in Figure 1, Medical gynecological detector with locking mechanism of the present invention, comprise hinged upper expanded support arm 1 and lower expanded support arm 2, the front end of described upper expanded support arm 1 and lower expanded support arm 2 is half-round tubular, during use, upper expanded support arm 1 and lower expanded support arm 2 are inserted intravaginal, and in separation, expanded support arm 1 and lower expanded support arm 2 can form observation passage, detect or treatment for gynecological.
Front support circle 3 and rear support circle 4 is hinged with between described upper expanded support arm 1 and lower expanded support arm 2, described front support circle 3 and rear support circle 4 are torus, the upper/lower terminal of front support circle 3 and rear support circle 4 is connected to respectively by axle bed on the inwall of upper expanded support arm 1 and lower expanded support arm 2, wherein at least one axle bed is provided with torsion spring 5.The parallelogram sturcutre of upper expanded support arm 1 and lower expanded support arm 2 and the front support circle 3 during being hinged on and the common formation solid of rear support circle 4, Stability Analysis of Structures the upper distance between expanded support arm 1 and lower expanded support arm 2 of angle of inclination adjustment by changing front support circle 3 and rear support circle 4, reach the object being formed and observe passage.
As shown in Figure 1, the rear end of described upper expanded support arm 1 and lower expanded support arm 2 is symmetrically arranged with cover plate 6,7, and described cover plate 6,7 is bell mouth shape, and symmetrically arranged upper and lower two cover plates form a complete conical horn mouth jointly.The degree of depth that the object arranging cover plate 6,7 can be inserted for upper expanded support arm 1 and lower expanded support arm 2 on the one hand provides reference, avoids all slipping in body and cannot take out, and also can prevent various body fluid in operation or checking process from flowing out on the other hand and pollute.The upper end thereof of described rear support circle 4 is on the cover plate 6 of upper expanded support arm 1, and the lower end of rear support circle 4 is hinged on the semi-circular tube part of lower expanded support arm 2, the diameter of rear support circle 4 can be made like this to be greater than front support circle 3, facilitate switching action.The semi-circular tube part of described upper expanded support arm 1 is provided with spacer pin 8, for limiting the extreme tilt angles degree of rear support circle 4 or front support circle 3.
Torsion spring 5 makes expanded support arm 1 and lower expanded support arm 2 keep largest interval distance.During use, in extruding, expanded support arm 1 and lower expanded support arm 2 make both draw close in flat, be convenient to insert vagina, after insertion puts in place, unclamp hands, the expansionary force of torsion spring 5 makes rear support circle 4 swing to the position with expanded support arm axes normal, expanded support arm 1 hoisting depth in promotion, is formed and observe passage between upper expanded support arm 1 and lower expanded support arm 2.If the elasticity of torsion spring is enough large, only an axle bed can installs torsion spring wherein, on multiple axle bed, torsion spring can certainly be installed.
As an alternative embodiment of the invention, the inwall of described lower expanded support arm 2 is provided with the chute 9 of axial distribution, the lower end axle bed cooperation of described front support circle 3 and rear support circle 4 is arranged in described chute 9, and the lower end axle bed of described front support circle 3 and rear support circle 4 is connected in series on pull bar 10.Pull pull bar 10 that axle bed can be made to move axially in chute 9, the inclination angle changing bracing ring, the object forming observation passage can be reached equally.
Claims (1)
1. with the Medical gynecological detector of locking mechanism, comprise hinged upper expanded support arm (1) and lower expanded support arm (2), the front end of described upper expanded support arm (1) and lower expanded support arm (2) is half-round tubular, it is characterized in that: between described upper expanded support arm (1) and lower expanded support arm (2), be hinged with front support circle (3) and rear support circle (4), described front support circle (3) and rear support circle (4) are torus, front support circle (3) and rear support circle (4) upper, lower two ends are connected on the inwall of upper expanded support arm (1) and lower expanded support arm (2) respectively by axle bed, wherein at least one axle bed is provided with torsion spring (5), the rear end of described upper expanded support arm (1) and lower expanded support arm (2) is symmetrically arranged with cover plate (6,7), and described cover plate (6,7) is bell mouth shape, the diameter of rear support circle (4) is greater than front support circle (3), the upper end thereof of described rear support circle (4) is on the cover plate (6) of upper expanded support arm (1), and the lower end of rear support circle (4) is hinged on the semi-circular tube part of lower expanded support arm (2), the semi-circular tube part of described upper expanded support arm (1) is provided with spacer pin (8), the inwall of described lower expanded support arm (2) is provided with the chute (9) of axial distribution, the lower end axle bed cooperation of described front support circle (3) and rear support circle (4) is arranged in described chute (9), and the lower end axle bed of described front support circle (3) and rear support circle (4) is connected in series on pull bar (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510972217.3A CN105411520B (en) | 2014-08-04 | 2014-08-04 | Medical gynecological examination device with locking mechanism |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410377263.4A CN104107029B (en) | 2014-08-04 | 2014-08-04 | Self-locking gynecological examination device |
| CN201510972217.3A CN105411520B (en) | 2014-08-04 | 2014-08-04 | Medical gynecological examination device with locking mechanism |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410377263.4A Division CN104107029B (en) | 2014-08-04 | 2014-08-04 | Self-locking gynecological examination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105411520A true CN105411520A (en) | 2016-03-23 |
| CN105411520B CN105411520B (en) | 2017-03-22 |
Family
ID=51704156
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410377263.4A Expired - Fee Related CN104107029B (en) | 2014-08-04 | 2014-08-04 | Self-locking gynecological examination device |
| CN201510972217.3A Expired - Fee Related CN105411520B (en) | 2014-08-04 | 2014-08-04 | Medical gynecological examination device with locking mechanism |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410377263.4A Expired - Fee Related CN104107029B (en) | 2014-08-04 | 2014-08-04 | Self-locking gynecological examination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104107029B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567734B (en) * | 2019-01-29 | 2021-06-04 | 兰州市妇幼保健院 | High-safety-performance distraction device for gynecological examination |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030097045A1 (en) * | 2001-11-20 | 2003-05-22 | Ravindra Kashyap | Multipurpose circular retractor |
| CN201208251Y (en) * | 2008-06-06 | 2009-03-18 | 徐慧 | Gynecologic examination device |
| CN201595812U (en) * | 2010-02-22 | 2010-10-06 | 戚小霞 | Automatic vaginal dilator |
| CN201641965U (en) * | 2010-03-16 | 2010-11-24 | 苏波 | Vaginal dilation checker |
| CN202342006U (en) * | 2011-11-28 | 2012-07-25 | 戚甫琴 | Vaginal forceps provided with locking device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5293863A (en) * | 1992-05-08 | 1994-03-15 | Loma Linda University Medical Center | Bladed endoscopic retractor |
| NL1013958C2 (en) * | 1999-12-24 | 2001-06-26 | Bernhard Wilhelm Geziena Nicol | Vagina speculum. |
| CN201831871U (en) * | 2010-09-30 | 2011-05-18 | 吴茂娟 | Gynecologic examination device |
| GB2500241B (en) * | 2012-03-15 | 2018-04-18 | Griffiths & Nielsen Ltd | Medical device |
| CN202553994U (en) * | 2012-03-21 | 2012-11-28 | 牛淑芳 | Cervical cell sampling device |
| CN202723824U (en) * | 2012-09-16 | 2013-02-13 | 张翠芹 | Gynecological inspectoscope with locking mechanism |
| CN202908676U (en) * | 2012-12-03 | 2013-05-01 | 韩秀梅 | Gynecologic examination device with lighting device |
-
2014
- 2014-08-04 CN CN201410377263.4A patent/CN104107029B/en not_active Expired - Fee Related
- 2014-08-04 CN CN201510972217.3A patent/CN105411520B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030097045A1 (en) * | 2001-11-20 | 2003-05-22 | Ravindra Kashyap | Multipurpose circular retractor |
| CN201208251Y (en) * | 2008-06-06 | 2009-03-18 | 徐慧 | Gynecologic examination device |
| CN201595812U (en) * | 2010-02-22 | 2010-10-06 | 戚小霞 | Automatic vaginal dilator |
| CN201641965U (en) * | 2010-03-16 | 2010-11-24 | 苏波 | Vaginal dilation checker |
| CN202342006U (en) * | 2011-11-28 | 2012-07-25 | 戚甫琴 | Vaginal forceps provided with locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104107029B (en) | 2016-01-20 |
| CN104107029A (en) | 2014-10-22 |
| CN105411520B (en) | 2017-03-22 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Dongmei Inventor after: Li Xinyu Inventor after: Xie Xiaojuan Inventor before: Sun Bowen |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170210 Address after: 471000 Henan Province, Luoyang city Jianxi District King Road No. 24 Applicant after: The First Affiliated Hospital of Henan University of Science and Technology Address before: Qingdao City, Shandong province 266000 yuan even 37 Hong Kong Road Wanda business building A-626 Applicant before: Sun Bowen |
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| TA01 | Transfer of patent application right | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20170804 |
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| CF01 | Termination of patent right due to non-payment of annual fee |