CN109528206A - A kind of cervical dilatation size measuring instrument - Google Patents
A kind of cervical dilatation size measuring instrument Download PDFInfo
- Publication number
- CN109528206A CN109528206A CN201811635706.XA CN201811635706A CN109528206A CN 109528206 A CN109528206 A CN 109528206A CN 201811635706 A CN201811635706 A CN 201811635706A CN 109528206 A CN109528206 A CN 109528206A
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- CN
- China
- Prior art keywords
- push rod
- measuring instrument
- cervical dilatation
- size measuring
- expanding plate
- 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.)
- Pending
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- 229920003023 plastic Polymers 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 210000003679 cervix uteri Anatomy 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- 230000010339 dilation Effects 0.000 abstract 2
- 238000003745 diagnosis Methods 0.000 abstract 1
- 238000007689 inspection Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 10
- 210000001215 vagina Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 210000003754 fetus Anatomy 0.000 description 2
- 210000004291 uterus Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000035010 Term birth Diseases 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 210000001691 amnion Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000035606 childbirth Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 244000144985 peep Species 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
- A61B5/1076—Measuring physical dimensions, e.g. size of the entire body or parts thereof for measuring dimensions inside body cavities, e.g. using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
- A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
- A61B5/4318—Evaluation of the lower reproductive system
- A61B5/4331—Evaluation of the lower reproductive system of the cervix
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
本申请涉及妇产科医疗器械领域，具体涉及一种宫颈扩张尺寸大小测量仪器，该仪器，包括护套、护套内穿设的可相对护套前后移动的推杆、至少两片与护套的外表面铰接的扩张片、与每片扩张片相匹配的铰接杆；每条铰接杆的一端均与推杆的前端铰接，每条铰接杆的另一端分别与其匹配的扩张片铰接，前后移动推杆，推杆带动铰接杆撑开或者收紧扩张片；所述推杆伸出护套的后段设有沿着推杆轴向排列的刻度；两个扩张片的前端之间的距离形成径口，所述刻度与子宫颈口扩张尺寸对应。本发明的宫颈扩张尺寸大小测量仪器，通过推动推杆，直到扩张片接触子宫颈口的内侧壁，通过刻度，测量出宫颈扩张尺寸大小，相比指诊法和视诊法，减少人为操作的失误。
The present application relates to the field of obstetrics and gynecology medical devices, in particular to a measuring instrument for cervical dilation size. The outer surface of each hinged expansion piece is hinged, and the hinged rod matched with each expansion piece; one end of each hinged rod is hinged with the front end of the push rod, and the other end of each hinged rod is hinged with its matching expansion piece, and moves back and forth. A push rod, the push rod drives the hinge rod to open or tighten the expansion sheet; the rear section of the push rod extending out of the sheath is provided with a scale arranged along the axial direction of the push rod; the distance between the front ends of the two expansion sheets is formed Orifice, the scale corresponds to the dilated size of the cervix. The cervical dilatation size measuring instrument of the present invention can measure the cervical dilatation size by pushing the push rod until the dilation sheet contacts the inner wall of the cervix, and through the scale, the cervical dilatation size is measured. Compared with the digital diagnosis method and the inspection method, the manual operation is reduced mistakes.
Description
Technical field
This application involves gynicologycal medical instrument fields, and in particular to a kind of cervical dilatation size measuring instrument.
Background technique
Cervix is that uterus is connected to the uterus part of vagina, and the shape of uterine neck is cylindric or coniform, and
With the canal of uterine cervix across it, canal of uterine cervix, which has, to be opened to the collar extension of vaginal canal and is opened to the internal orifice of uterine cavity.In throe and
In birth process, cervix is the channel that fetus enters that vaginal canal is passed through from uterine cavity.
Non- pregnancy period and antenatal cervical canal are in closed state, under childbirth phase or pathologic condition, cervical dilatation, and amnion
Capsule reaches even prominent cervical orifice along cervical canal, and fetus is given birth to along cervical canal to intravaginal.Cervical dilatation size, i.e., it is sub
The diameter of cervical orifice, when term birth are the important indicators of observation, whether smooth directly react progress of labor；Cervical cempetence is not
Full-time, cervix opening is opened ahead of time, and degrees of expansion and the prognosis after operative treatment are obviously related, and expanded dimension is bigger, treatment effect
Fruit is poorer, currently, digital examination and visual examination method are the standard methods that clinician is used to measure cervix diameter.What digital examination referred to
Be: glove hand is protruded into vagina and is touched or detected cervix and cervix using middle finger and index finger by clinician
Mouthful.Fingertip touch simultaneously finds cervical orifice, then stretchs out until finger tip contacts to cervical orifice are to side wall, the finger tip stretched out
Distance is equivalent to cervix diameter, i.e. cervical dilatation size.And visual examination rule is to line-of-sight observation palace after specula peeps out vagina
The size of neck mouth expansion.
The distance of this two methods measurement is influenced greatly, to be easy to appear artificial by the habit and clinical experience that check doctor
Error in judgement, influences doctor's subsequent operation, serious or even endanger patient and neonate life.
Summary of the invention
The purpose of the present invention is to provide a kind of cervical dilatation size measuring instruments, objective can directly measure palace
Neck expanded dimension size reduces the fault that manual operation occurs, avoids the risk of above-mentioned appearance.
The technical solution adopted by the present invention is that a kind of cervical dilatation size measuring instrument, including worn in sheath, sheath
If can with respect to push rod, at least two panels and the sheath that sheath is moved forward and backward the hinged expanding plate in outer surface, with every expanding plate
The hinge bar to match；One end of every hinge bar is hinged with the front end of push rod, the other end of every hinge bar respectively with its
Matched expanding plate is hinged, is moved forward and backward push rod, and push rod drives hinge bar to strut or tighten expanding plate；The push rod stretches out shield
The back segment of set is equipped with the scale along push rod axial alignment；The distance between front end of two expanding plates forms diameter mouth, the quarter
It spends corresponding with diameter mouth size.
Preferably, every expanding plate includes the extension forward extended out, on stretching direction gradually towards the axial line of push rod
It narrows, distance forms diameter mouth corresponding with scale between the front end of extension.The present invention is resisted using the extension of expanding plate
The inner sidewall of cervical orifice, to measure cervical dilatation size, the axial line of extension towards push rod is gradually drawn close, and is conducive to this
The cervical dilatation size measuring instrument of invention measures lesser cervical dilatation size, also instrument is facilitated to protrude into cervix opening.
Preferably, the extension is made of plastics, and the other parts of cervical dilatation size measuring instrument are by aluminum
At.The cervical dilatation size measuring instrument of this constructed of aluminium is light solid, and the extension front end of contact is that plastics can reduce
The inadaptable sense of patient.
Preferably, the expanding plate is the opposite expanding plate in two panels position.Two panels expanding plate is the opposite setting in position, side
Just the distance between the two panels expanding plate for resisting the inner sidewall of cervical orifice is extrapolated using the scale on push rod, is arranged fewer
The expanding plate of amount can reduce the sense of discomfort of patient in measurement, and more easily protrude into the measurement of uterine neck nozzle.
Preferably, the rear end of the sheath includes the lever for protecting push rod.In measurement process, doctor can hold with a firm grip setting
Lever is stablized the cervical dilatation size measuring instrument in fixed position, is convenient for measuring.
Preferably, the cervical dilatation size measuring instrument is made of plastics.
Preferably, the extension is made of plastics.
It is more hygienic reliable using cervical dilatation size measuring instrument made of plastics, patient's discomfort can be reduced as far as possible
It should feel.
Compared with prior art, the present invention have it is following the utility model has the advantages that
Workflow of the invention is as follows: doctor holds with a firm grip the cervical dilatation size measuring instrument, protrudes into patient's vagina,
Until the expanding plate on instrument is extend into cervical orifice, push rod is touched, push rod drives hinge bar at this time, and hinge bar gradually supports
Expanding plate is opened, until expanding plate touches the inner sidewall of cervical orifice, observes the back segment of push rod, obtains the scale of push rod propulsion,
Scale is corresponding with diameter mouth size, and the size of diameter mouth distance between the front end between expanding plate, which is exactly cervical dilatation ruler
Very little size.Digital examination in compared with the prior art directly measures cervical dilatation size using instrument the present invention provides a kind of
Device, the result objective reality which measures do not influenced by subjective factor, greatly reduces the mistake of manual operation appearance
Accidentally.
Detailed description of the invention
Invention is further described in detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the normal condition structure chart of the preferred embodiment of cervical dilatation size measuring instrument of the present invention；
Fig. 2 is the measuring state structure chart of the preferred embodiment of cervical dilatation size measuring instrument of the present invention；
In figure:
10, lever
20, push rod 21, scale
30, sheath
40, hinge bar
50, expanding plate 51, extension
D, distance is measured
Specific embodiment
As shown in Figure 1, being cervical dilatation size measuring instrument of the invention, it is made of plastics, which includes shield
Set 30, sheath 30 are equipped with one section of energy with respect to the push rod 20 that sheath 30 is moved forward and backward, the two panels hinged with the outer surface of sheath 30
Expanding plate 50, expanding plate 50 is preferably provided in the front end of sheath 30 in the present embodiment.Be equipped in sheath 30 one section it is hollow
Channel (not shown), push rod 20 are located in the channel, and about 50 two panels expanding plate (or left and right) is relatively distributed, 50 energy of expanding plate
It is rotated around with the hinged position of sheath 30, and is provided with two sections of hinge bars 40 between two panels expanding plate 50.
With right side in scheming for front, left side is rear, and two panels expanding plate 50 has the extension 51 forward extended out, the extension
The axial line that portion 51 stretches out on direction towards push rod 20 gradually narrows, and expanding plate 50 and extension 51 are an entirety.Selection
Push rod 20 is longer than sheath 30, and doctor is facilitated to push and pull push rod 20.The front end of push rod 20 and one end of two sections of hinge bars 40 are hinged, and two
The other end of section hinge bar 40 is then hinged from the medium position of different expanding plates 50 respectively, and the back segment of push rod 20 is provided with radial
The scale 21 of arrangement, the scale 21 are corresponding with the distance between 50 front end of expanding plate.The back segment of sheath 30, which is provided with, facilitates doctor
The raw lever 10 for holding instrument, lever 10 are distributed in the two sides of sheath 30.
Workflow is as follows: in conjunction with shown in Fig. 1 and Fig. 2, doctor holds with a firm grip the cervical dilatation size measuring instrument, stretches
Enter patient's vagina, until the expanding plate 50 on instrument is extend into cervical orifice, touches push rod 20, push rod 20 drives hingedly at this time
Bar 40 is mobile, and hinge bar 40 gradually struts two panels expanding plate 50 as umbrella, until the extension 51 on expanding plate 50 connects
It contacts the inner sidewall of cervical orifice, observes the scale 21 of the back segment of push rod 20, since scale 21 is corresponding with diameter mouth size, diameter mouth
Size distance between the front end between expanding plate, the distance are the measurement distance d between the front end of two sections of extensions 51, are surveyed
Span represents cervical dilatation size from d.
In actual production, the distance between 51 front end of extension is first measured, then puts on corresponding quarter in push rod 20
Degree 21 obtains between front end then can observe the scale 21 along 20 axial alignment of push rod of push rod 20 in measurement
Measurement distance d, to obtain cervical dilatation size.In the present embodiment, by it is above-mentioned it is counter push away method, in push rod 20
Back segment put on the scale 21 of the distance between 51 front end of extension, achieve the effect that measure cervical dilatation size.Shield
Set 30 width, 50 articulated position of expanding plate, the radian of expanding plate 50, the bending angle of expanding plate 50, expanding plate 50 length,
The thickness of expanding plate 50, the length of hinge bar 40 have a certain impact to the mark of scale 11.The result that the device is measured
Objective reality is not influenced by subjective factor, greatly reduces the fault of manual operation appearance.
The apparatus measures cervical dilatation size has the limit, as shown in Fig. 2, when two sections of hinge bars 40 are parallel to each other, two
The distance between 51 front end of section extension maximum.
In other some embodiments, which can be used other materials and is made,
It is also possible to that extension is made of plastics and ontology is made of aluminum, 50 quantity of expanding plate can be two panels or more, e.g. three pieces
Or four, the quantity for changing expanding plate 50 and hinge bar 40 will affect the corresponding measurement distance d of scale 21, when measurement, promotion
Push rod 20 touches the inner sidewall of cervical orifice until expanding plate 50, also can be carried out the measurement of cervical dilatation size.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
Protect range limitation, those skilled in the art should understand that, can modify to technical solution of the present invention or
Equivalent replacement, without departing from the spirit and scope of technical solution of the present invention.
Claims (7)
1. a kind of cervical dilatation size measuring instrument, it is characterised in that:
It can be hinged with respect to the outer surface for push rod, at least two panels and the sheath that sheath is moved forward and backward including what is worn in sheath, sheath
Expanding plate, the hinge bar that matches with every expanding plate；
One end of every hinge bar is hinged with the front end of push rod, and the other end of every hinge bar distinguishes matched expanding plate
Hingedly, it is moved forward and backward push rod, push rod drives hinge bar to strut or tighten expanding plate；
The back segment that the push rod stretches out sheath is equipped with the scale along push rod axial alignment；
The distance between front end of two expanding plates forms diameter mouth, and the scale is corresponding with diameter mouth size.
2. cervical dilatation size measuring instrument according to claim 1, it is characterised in that:
Every expanding plate includes the extension forward extended out, stretches out the axial line on direction towards push rod and gradually narrows, extension
The distance between front end formation diameter mouth corresponding with scale.
3. cervical dilatation size measuring instrument according to claim 2, it is characterised in that:
The extension is made of plastics.
4. cervical dilatation size measuring instrument according to claim 3, it is characterised in that:
The extension is made of plastics, and the other parts of cervical dilatation size measuring instrument are made of aluminum.
5. cervical dilatation size measuring instrument according to claim 1, it is characterised in that:
The expanding plate is the opposite expanding plate in two panels position.
6. cervical dilatation size measuring instrument according to claim 1, it is characterised in that:
The rear end of the sheath includes the lever for protecting push rod.
7. cervical dilatation size measuring instrument according to claim 1, it is characterised in that:
The cervical dilatation size measuring instrument is made of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811635706.XA CN109528206A (en) | 2018-12-29 | 2018-12-29 | A kind of cervical dilatation size measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811635706.XA CN109528206A (en) | 2018-12-29 | 2018-12-29 | A kind of cervical dilatation size measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109528206A true CN109528206A (en) | 2019-03-29 |
Family
ID=65831281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811635706.XA Pending CN109528206A (en) | 2018-12-29 | 2018-12-29 | A kind of cervical dilatation size measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109528206A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109770907A (en) * | 2018-12-29 | 2019-05-21 | 付帅 | A syringe type measuring instrument for cervical dilation |
| CN111714128A (en) * | 2020-07-24 | 2020-09-29 | 徐州医科大学附属医院 | A tympanic membrane measuring device |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190315314A (en) * | 1903-07-10 | 1903-08-13 | Viktor Gretsch | Improvements in Surgical Dilators. |
| US20080077054A1 (en) * | 2006-08-28 | 2008-03-27 | Femsuite, Llc | Cervical dilator and methods of use |
| US20080125692A1 (en) * | 2006-11-06 | 2008-05-29 | Feemster-Alsberg Research Development Llc | Therapeutic Intra-vaginal Devices & Methods |
| CN102245101A (en) * | 2008-08-18 | 2011-11-16 | 约翰·M·奥布莱恩 | Cervical dilation meter |
| CN203647443U (en) * | 2013-12-26 | 2014-06-18 | 刘艳 | Device for preventing adhesion of uterine cavity mucosa |
| CN203736283U (en) * | 2014-01-15 | 2014-07-30 | 王雪荣 | Cervix uteri expanding device for gynecology and obstetrics department |
| CN204246665U (en) * | 2014-05-20 | 2015-04-08 | 郑迎春 | A kind of intra-uterine dilator |
| CN105476638A (en) * | 2015-11-19 | 2016-04-13 | 上海市第一妇婴保健院 | Instrument for measuring cervix uteri size |
| CN205163025U (en) * | 2015-11-30 | 2016-04-20 | 张嘉强 | Cervical dilator |
| CN205235141U (en) * | 2015-12-29 | 2016-05-18 | 赵冰 | Uterus cervical dilator |
| CN106730279A (en) * | 2016-12-27 | 2017-05-31 | 重庆迪赛生物工程有限公司 | A kind of procteurynter |
| CN207306970U (en) * | 2017-03-27 | 2018-05-04 | 安海慧 | A kind of medical procteurynter |
| CN209751048U (en) * | 2018-12-29 | 2019-12-10 | 陈慧 | Instrument for measuring cervical dilatation size |
-
2018
- 2018-12-29 CN CN201811635706.XA patent/CN109528206A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190315314A (en) * | 1903-07-10 | 1903-08-13 | Viktor Gretsch | Improvements in Surgical Dilators. |
| US20080077054A1 (en) * | 2006-08-28 | 2008-03-27 | Femsuite, Llc | Cervical dilator and methods of use |
| US20080125692A1 (en) * | 2006-11-06 | 2008-05-29 | Feemster-Alsberg Research Development Llc | Therapeutic Intra-vaginal Devices & Methods |
| CN102245101A (en) * | 2008-08-18 | 2011-11-16 | 约翰·M·奥布莱恩 | Cervical dilation meter |
| CN203647443U (en) * | 2013-12-26 | 2014-06-18 | 刘艳 | Device for preventing adhesion of uterine cavity mucosa |
| CN203736283U (en) * | 2014-01-15 | 2014-07-30 | 王雪荣 | Cervix uteri expanding device for gynecology and obstetrics department |
| CN204246665U (en) * | 2014-05-20 | 2015-04-08 | 郑迎春 | A kind of intra-uterine dilator |
| CN105476638A (en) * | 2015-11-19 | 2016-04-13 | 上海市第一妇婴保健院 | Instrument for measuring cervix uteri size |
| CN205163025U (en) * | 2015-11-30 | 2016-04-20 | 张嘉强 | Cervical dilator |
| CN205235141U (en) * | 2015-12-29 | 2016-05-18 | 赵冰 | Uterus cervical dilator |
| CN106730279A (en) * | 2016-12-27 | 2017-05-31 | 重庆迪赛生物工程有限公司 | A kind of procteurynter |
| CN207306970U (en) * | 2017-03-27 | 2018-05-04 | 安海慧 | A kind of medical procteurynter |
| CN209751048U (en) * | 2018-12-29 | 2019-12-10 | 陈慧 | Instrument for measuring cervical dilatation size |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109770907A (en) * | 2018-12-29 | 2019-05-21 | 付帅 | A syringe type measuring instrument for cervical dilation |
| CN109770907B (en) * | 2018-12-29 | 2024-11-22 | 中山大学孙逸仙纪念医院 | A syringe-type cervical dilation size measuring instrument |
| CN111714128A (en) * | 2020-07-24 | 2020-09-29 | 徐州医科大学附属医院 | A tympanic membrane measuring device |
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Effective date of registration: 20200907 Address after: 510000 No. 107 Yanjiang West Road, Guangdong, Guangzhou Applicant after: SUN YAT-SEN MEMORIAL HOSPITAL, SUN YAT-SEN University Address before: 510120 Sun Yixian Memorial Hospital, Zhongshan University, 107 Yanjiang West Road, Guangzhou, Guangdong, Yuexiu District Applicant before: Chen Hui Applicant before: Fu Shuai |
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Application publication date: 20190329 |