CN107184256A - Obstetrics membrane breaking device - Google Patents
Obstetrics membrane breaking device Download PDFInfo
- Publication number
- CN107184256A CN107184256A CN201710447715.5A CN201710447715A CN107184256A CN 107184256 A CN107184256 A CN 107184256A CN 201710447715 A CN201710447715 A CN 201710447715A CN 107184256 A CN107184256 A CN 107184256A
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- CN
- China
- Prior art keywords
- sleeve
- rotating bar
- nut
- arc strip
- torsion spring
- 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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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B17/4208—Instruments for rupturing the amniotic membrane
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Reproductive Health (AREA)
- Pregnancy & Childbirth (AREA)
- Engineering & Computer Science (AREA)
- Gynecology & Obstetrics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
Obstetrics membrane breaking device, including sleeve, the front end of sleeve is provided with two arc strips, and one end and the sleeve of arc strip are hinged, and torsion spring is provided with the jointed shaft of arc strip and sleeve, and the two ends of torsion spring connect arc strip and sleeve respectively, and torsion spring gives the outward power of arc strip all the time；One end of the other end connecting stay wire of arc head, the other end of bracing wire is located at the rear end of sleeve, and the rear end of sleeve is provided with end cap, open up to pass through to coordinate on a screw rod, screw rod in through hole, through hole on end cap and be provided with nut, the other end of bracing wire is connected with nut, and nut is located at the outside of end cap；It is provided with sleeve in several bearing fixed seats, sleeve and is provided with rotating bar, rotating bar is connected by bearing and bearing fixed seat；Cutter head is installed in the front end of rotating bar, and cutter head is located at the front end of sleeve；The rear portion periphery of rotating bar, which is provided with to coordinate on external screw thread, the external screw thread of rotating bar, is provided with swivel nut.The present invention can prevent from scratching fetus during rupture of membranes, while convenient pass in and out in puerpera's birth canal.
Description
Technical field
The invention belongs to obstetrics' apparatus field, specifically a kind of obstetrics membrane breaking device.
Background technology
At present, in the membrane-repturing device of obstetrics, in the end of membrane-repturing device provided with cover body, with during preventing rupture of membranes, knife
The too deep scuffing fetus of head insertion.But, because end shield is relatively large in diameter, when being inserted into the birth canal of puerpera, resistance is larger, makes
With inconvenience.
The content of the invention
The present invention provides a kind of obstetrics membrane breaking device, to solve defect of the prior art.
The present invention is achieved by the following technical programs：
Obstetrics membrane breaking device, including sleeve, the front end of sleeve is provided with two arc strips, and one end and the sleeve of arc strip are hinged, arc
Be provided with torsion spring at the jointed shaft of bar and sleeve, the two ends of torsion spring connect arc strip and sleeve respectively, torsion spring all the time to arc strip to
The power opened outside；One end of the other end connecting stay wire of arc strip, the other end of bracing wire is located at the rear end of sleeve, the rear end of sleeve
Provided with end cap, open up through hole on end cap, through a screw rod in through hole, coordinate on screw rod and be provided with nut, the other end of bracing wire with
Nut is connected, and nut is located at the outside of end cap；It is provided with sleeve in several bearing fixed seats, sleeve and is provided with rotating bar, rotating bar
It is connected by bearing and bearing fixed seat；Cutter head is installed in the front end of rotating bar, and cutter head is located at the front end of sleeve；Rotating bar
Rear portion periphery, which is provided with external screw thread, the external screw thread of rotating bar to coordinate, is provided with swivel nut, and poke rod, the side of sleeve are installed in the outside of swivel nut
Wall opens up through groove, and poke rod passes through through groove.
Obstetrics membrane breaking device as described above, the leading inside of described sleeve is provided with directive wheel, and bracing wire coordinates with directive wheel,
The inside of sleeve is provided with several guide sleeves, is drawstring through guide sleeve.
It is an advantage of the invention that：In the present invention, adjusting nut makes two arc strips closure, point diameter of the invention compared with
It is small, it can easily be inserted into the birth canal of puerpera, behind in-position, by adjusting nut, screw rod be extended inwardly into, in torsion spring
In the presence of arc strip open be attached on amniotic fluid film.Poke rod is now stirred, poke rod is moved along through groove, swivel nut is moved in the lump
Dynamic, under threaded function, rotating bar is rotated, so as to be scratched amniotic fluid film by the cutter head of end, completes rupture of membranes.The present invention
It can prevent from scratching fetus during rupture of membranes, while convenient pass in and out in puerpera's birth canal.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；Fig. 2 is Fig. 1 A direction views.
Reference：The bearing of 1 sleeve, 2 arc strip, 3 torsion spring, 4 bracing wire, 5 end cap, 6 through hole, 7 screw rod, 8 nut 9 is fixed
The guide sleeve of 16 directive wheel of seat 10 rotating bar, 11 bearing, 12 cutter head, 13 swivel nut, 14 poke rod, 15 through groove 17.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Obstetrics membrane breaking device, as illustrated, including sleeve 1, the front end of sleeve 1 is provided with two arc strips 2, the one of arc strip 2
End is hinged with sleeve 1, is provided with torsion spring 3 at the jointed shaft of arc strip 2 and sleeve 1, the two ends of torsion spring 3 connect respectively arc strip 2 and
Sleeve 1, torsion spring 3 gives the outward power of arc strip 2 all the time；One end of the other end connecting stay wire 4 of arc strip 2, bracing wire 4 it is another
One end is located at the rear end of sleeve 1, and the rear end of sleeve 1, which is provided with end cap 5, end cap 5, opens up through hole 6, through a screw rod in through hole 6
7, coordinate on screw rod 7 and be provided with nut 8, the other end of bracing wire 4 is connected with nut 8, nut 8 is positioned at the outside of end cap 5；In sleeve 1
Provided with several bearing fixed seats 9, rotating bar 10 is provided with sleeve 1, rotating bar 10 is coordinated by bearing 11 and bearing fixed seat 9 and connected
Connect；Cutter head 12 is installed in the front end of rotating bar 10, and cutter head 12 is located at the front end of sleeve 1；The rear portion periphery of rotating bar 10 is provided with outer spiral shell
Coordinate on line, the external screw thread of rotating bar 10 and be provided with swivel nut 13, poke rod 14 is installed in the outside of swivel nut 13, and the side wall of sleeve 1 is opened up
Through groove 15, poke rod 14 passes through through groove 15.In the present invention, adjusting nut 8 closes two arc strips 2, and front end of the invention is straight
Footpath is smaller, easily can be inserted into the birth canal of puerpera, behind in-position, and by adjusting nut 8, screw rod 7 is extended inwardly into,
Arc strip 2 is opened and is attached on amniotic fluid film in the presence of torsion spring 3.Poke rod 14 is now stirred, poke rod 14 is moved along through groove 15
Dynamic, swivel nut 13 is moved in the lump, under threaded function, and rotating bar 10 is rotated, so as to by the cutter head 12 of end by amniotic fluid film
Scratch, complete rupture of membranes.The present invention can prevent from scratching fetus during rupture of membranes, while convenient pass in and out in puerpera's birth canal.
Specifically, the leading inside of the sleeve 1 described in the present embodiment is provided with directive wheel 16, and bracing wire 4 is matched somebody with somebody with directive wheel 16
Close, the inside of sleeve 1 is provided with several guide sleeves 17, and bracing wire 4 passes through guide sleeve 17.Bracing wire 4 and the side wall of sleeve 1 no longer directly connect
Touch, reduce frictional force, improve service life.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (2)
1. obstetrics membrane breaking device, it is characterised in that：Including sleeve（1）, sleeve（1）Front end provided with two arc strips（2）, arc strip
（2）One end and sleeve（1）It is hinged, arc strip（2）With sleeve（1）Jointed shaft at be provided with torsion spring（3）, torsion spring（3）Two ends
Arc strip is connected respectively（2）With sleeve（1）, torsion spring（3）All the time arc strip is given（2）Outward power；Arc strip（2）It is another
Hold connecting stay wire（4）One end, bracing wire（4）The other end be located at sleeve（1）Rear end, sleeve（1）Rear end be provided with end cap
（5）, end cap（5）On open up through hole（6）, through hole（6）Inside pass through a screw rod（7）, screw rod（7）It is upper to coordinate provided with nut（8）, draw
Line（4）The other end and nut（8）Connection, nut（8）Positioned at end cap（5）Outside；Sleeve（1）It is interior to be fixed provided with several bearings
Seat（9）, sleeve（1）It is interior to be provided with rotating bar（10）, rotating bar（10）Pass through bearing（11）With bearing fixed seat（9）It is connected；
Rotating bar（10）Front end install cutter head（12）, cutter head（12）Positioned at sleeve（1）Front end；Rotating bar（10）Rear portion periphery set
There are external screw thread, rotating bar（10）External screw thread on coordinate be provided with swivel nut（13）, swivel nut（13）Outside install poke rod（14）, set
Cylinder（1）Side wall open up through groove（15）, poke rod（14）Through through groove（15）.
2. obstetrics membrane breaking device according to claim 1, it is characterised in that：Described sleeve（1）Leading inside provided with leading
To wheel（16）, bracing wire（4）With directive wheel（16）Coordinate, sleeve（1）Inside be provided with several guide sleeves（17）, bracing wire（4）Pass through
Guide sleeve（17）.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620922638 | 2016-08-23 | ||
| CN2016209226385 | 2016-08-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107184256A true CN107184256A (en) | 2017-09-22 |
| CN107184256B CN107184256B (en) | 2020-04-21 |
Family
ID=59879760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710447715.5A Active CN107184256B (en) | 2016-08-23 | 2017-06-14 | Obstetrical membrane rupture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107184256B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888321A (en) * | 2018-05-22 | 2018-11-27 | 安徽工程大学 | A kind of anti-outer-flowing type film breaking unit of gynemetrics |
| CN109009363A (en) * | 2018-09-11 | 2018-12-18 | 常州市第二人民医院 | A kind of safe rupture of membranes syringe |
| CN111616780A (en) * | 2020-06-18 | 2020-09-04 | 贵阳市第二人民医院 | Adjustable safe rupture of membranes device that gynaecology and obstetrics used |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201052170Y (en) * | 2007-06-28 | 2008-04-30 | 李雁 | Membrane breaking device |
| CN202288423U (en) * | 2011-11-01 | 2012-07-04 | 于振英 | Membrane rupturing knife in gynaecology and obstetrics |
| CN203042399U (en) * | 2013-01-21 | 2013-07-10 | 袁晓飞 | Artificial membrane rupture device for gynecology and obstetrics department |
| CN203647443U (en) * | 2013-12-26 | 2014-06-18 | 刘艳 | Device for preventing adhesion of uterine cavity mucosa |
| WO2015119656A1 (en) * | 2014-02-10 | 2015-08-13 | Prendergast Kate Anne | Amniotic membrane perforator with integrated safety case |
| CN105055000A (en) * | 2015-09-11 | 2015-11-18 | 温州医科大学附属第二医院 | Membrane rupture device for obstetrical department |
| CN205107844U (en) * | 2015-11-26 | 2016-03-30 | 马朝琼 | Obstetrics membrane rupturing device |
-
2017
- 2017-06-14 CN CN201710447715.5A patent/CN107184256B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201052170Y (en) * | 2007-06-28 | 2008-04-30 | 李雁 | Membrane breaking device |
| CN202288423U (en) * | 2011-11-01 | 2012-07-04 | 于振英 | Membrane rupturing knife in gynaecology and obstetrics |
| CN203042399U (en) * | 2013-01-21 | 2013-07-10 | 袁晓飞 | Artificial membrane rupture device for gynecology and obstetrics department |
| CN203647443U (en) * | 2013-12-26 | 2014-06-18 | 刘艳 | Device for preventing adhesion of uterine cavity mucosa |
| WO2015119656A1 (en) * | 2014-02-10 | 2015-08-13 | Prendergast Kate Anne | Amniotic membrane perforator with integrated safety case |
| CN105055000A (en) * | 2015-09-11 | 2015-11-18 | 温州医科大学附属第二医院 | Membrane rupture device for obstetrical department |
| CN205107844U (en) * | 2015-11-26 | 2016-03-30 | 马朝琼 | Obstetrics membrane rupturing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888321A (en) * | 2018-05-22 | 2018-11-27 | 安徽工程大学 | A kind of anti-outer-flowing type film breaking unit of gynemetrics |
| CN109009363A (en) * | 2018-09-11 | 2018-12-18 | 常州市第二人民医院 | A kind of safe rupture of membranes syringe |
| CN111616780A (en) * | 2020-06-18 | 2020-09-04 | 贵阳市第二人民医院 | Adjustable safe rupture of membranes device that gynaecology and obstetrics used |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107184256B (en) | 2020-04-21 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Lijuan Inventor after: Zhang Shanshan Inventor after: Pang Jiqiao Inventor after: Li Jiaoxiang Inventor after: Zhang Chen Inventor before: Pang Jiqiao Inventor before: Li Jiaoxiang Inventor before: Zhang Chen |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200325 Address after: 277600 No. 10 Weishan County People's Hospital, Weishan, Jining, Shandong Province Applicant after: Wang Lijuan Address before: 250013 No. 25 East Lake Road, Lixia District, Shandong, Ji'nan Applicant before: Pang Jiqiao |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |