CN110215205A - A kind of visual fetal electrode and its operating assembly - Google Patents
A kind of visual fetal electrode and its operating assembly Download PDFInfo
- Publication number
- CN110215205A CN110215205A CN201910386572.0A CN201910386572A CN110215205A CN 110215205 A CN110215205 A CN 110215205A CN 201910386572 A CN201910386572 A CN 201910386572A CN 110215205 A CN110215205 A CN 110215205A
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- China
- Prior art keywords
- electrode
- fetal
- operation handle
- screw
- driving tube
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
- A61B5/283—Invasive
- A61B5/288—Invasive for foetal cardiography, e.g. scalp electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/02—Foetus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0209—Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Pediatric Medicine (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)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The present invention relates to medical fields, disclose a kind of visual fetal electrode and its operating assembly, including annular reference electrode and screw electrode, screw electrode and annular reference electrode are connect with connecting line and are integrally formed as fetal electrode, fetal electrode is mounted on driving tube, screw electrode and annular reference electrode connect twisted pair line connection with fetal electrode, fetal electrode connects the one end of twisted pair far from screw electrode through driving tube and extends to outside driving tube, driving tube is equipped with operation handle far from one end of screw electrode, camera shooting terminal is installed on the outside of screw electrode, camera shooting terminal is connect with camera shooting terminal connecting line, its fetal electrode part has improved rotary control structure, annular reference electrode design, integrated camera shooting terminal, it is bootable to find suitable position fetal electrode is enable more accurately to be connected to fetus.
Description
Technical field
The present invention relates to medical fields, more specifically, in particular to a kind of visual fetal electrode and its operational group
Part.
Background technique
Fetal scalp electrode generally all use spiral line electrode type, and since beginning screw electrode in 1970 extremely
The present was not made importantly to change.A kind of example is disclosed in the prior art, and it is about 1cm that electrode, which includes long, diameter is about 0.5cm's
Cylindrical body, and there is the spiral line electrode that can be stretched out from one end, spiral line electrode generallys use single-screw form, can
360 degree rotation is for being completely inserted into.The height of spiral line electrode be it is selected, in order to which it will not penetrate the top of fetus
Bone, while electrode can record stronger signal as much as possible.In some arrangement forms, electrode may have there are two spiral it is forked
Object, and rotation 180 degree is only needed, in order to which electrode is positioned in place.In the other end of cylindrical shell, electrode board shaft
Extend to ground, and put into amniotic fluid, to generate reference or ground potential.By being located at the slot of the end of driving tube, electrode plate
It can drive so that device is screwed into fetus.In addition to the design of above-mentioned two screw type, for example, science popularization flange-type electrode other
Design be also it is feasible, but so far, the design of single screw type be it is most popular, fetal electrode provides most
Lasting ECU tracking.
Since medical staff can not confirm the position that fetal electrode screws in, usual medical staff can only be confirmed with Hand supplementary,
But medical staff insufficient for experience has biggish challenge, is documented, screw electrode screws in uterine wall or tire
The clinical problem of youngster's eyelid.It describes there are also some documents since the hair and tissue of fetus are easily trapped into the electrode of electrode wheel hub
Between line and plastic body, so that screw electrode cannot be fixed correctly, current all fetal electrodes design all cannot be very
The good medical staff that allows confirms whether fetal electrode has screwed in fetus well.
Medical staff has also illustrated patient there are vaginal tear, and vaginal tear is thought to originate from fetal scalp electrode
Sharp part.Reference electrode is usually to pass through to be stamped and formed out, and after complete process, also there are sharp for the side of electrode
Edge.The current shape of electrode wheel hub also has the long lever that can be overturn in the progress of labor, leads to sharp spin line point
End can be extruded from fetus epidermis, cause possible vaginal tear.
How above-mentioned technical problem is solved, becomes problem urgently to be resolved.
Summary of the invention
The purpose of the present invention is to provide a kind of visual fetal electrode and its operating assembly, fetal electrode and operations
Components are designed with improved rotary stopper, annular reference electrode design, integrate camera shooting terminal, bootable to find suitable position
Setting enables fetal electrode to be more accurately connected to fetus, such as is connected on the scalp of fetus.
In order to achieve the above object, The technical solution adopted by the invention is as follows:
A kind of visual fetal electrode, including annular reference electrode and screw electrode, the screw electrode and annular are joined
Examine that electrode is moulded in cylindrical body and inside is not connected to, the cylindrical body is mounted on driving tube, the screw electrode and annular ginseng
It examines electrode to connect with fetal electrode multiple twin connecting line, the one end of the fetal electrode multiple twin connecting line far from screw electrode is through drive
Dynamic to manage and extend to outside driving tube, the driving tube is equipped with operation handle, the screw electrode far from one end of screw electrode
Outside is equipped with camera shooting terminal, and the camera shooting terminal is connect with camera shooting terminal connecting line, fetal electrode and operating assembly part
It is designed with improved rotary stopper, annular reference electrode design, integrates camera shooting terminal, it is bootable to find suitable position and make fetus
Electrode is connectable to fetus.
Further, the cylindrical body has positioner far from one end design of screw electrode, and the cylindrical body passes through
Positioner is mounted on driving tube, it can be made to be stuck in the detent slot of driving tube by positioner.
Further, the detent slot connection between the positioner and driving tube on driving tube.
A kind of operating assembly, including protection sleeve pipe, be equipped in the protection sleeve pipe annular reference electrode, screw electrode,
Cylindrical body, fetal electrode connect twisted pair, driving tube, camera shooting terminal connecting line and camera shooting terminal, and the operation handle is close to guarantor
One end of protecting pipe is fixedly connected with the limit to match with protection sleeve pipe shape and controls connecting rod, and the driving tube passes through operation
The inner hollow hole of handle is fixedly connected with operation handle, and the limit control connecting rod is movably mounted in protection sleeve pipe,
Screw electrode rotational positioning hole and rotation electrode protection location hole are offered in the protection sleeve pipe, the limit controls connecting rod
Surface is equipped with limit control salient point, and screw electrode rotational positioning hole and rotation electrode protection location hole are controlled with limit
Dot shape matches, and fetal electrode can preferably be screwed in the accurate location of fetus with assist personnel, reduce medical care people
For member in the maloperation for screwing in fetal electrode, fetal electrode and modular construction are compact, and can get good fetal ECG signal.
Further, the limit control salient point rotates clockwise direction or the stress surface of forward direction is pushed to be all made of tiltedly
Surface treatment when facilitating promotion or clockwise turn operation handle, makes limit control salient point release or screw out from location hole.
Further, the protection sleeve pipe includes upper and lower two parallel long cavitys, and two long cavitys are corresponding to be put
It is equipped with fetal electrode and camera shooting terminal.
Further, the operation handle and limit control connecting rod are hollow structure, the fetal electrode connecting line
End sequentially pass through driving tube, limit control connecting rod and operation handle and extend to outside operation handle.
Further, the end of the operation handle is equipped with for the electrode connecting line that fetal electrode connecting line is fixed
Fixed button.
Further, the diameter of the operation handle is greater than the internal diameter of protection sleeve pipe, and operation handle is limited by protection sleeve pipe.
Further, the operation handle is connect with limit control connecting rod integral type, and integral connecting structure is more steady
It is fixed.
Compared with the prior art, the advantages of the present invention are as follows: fetal electrode and operating assembly part of the invention, which has, to be changed
Into rotary stopper design, annular reference electrode design integrates camera shooting terminal, bootable to find suitable position and enable fetal electrode
It is enough connected to fetus, fetal electrode can preferably be screwed in the accurate location of fetus with assist personnel, reduce medical staff
In the maloperation for screwing in fetal electrode, fetal electrode and modular construction are compact, and can get good ECG signal.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is overall diagram of the invention；
Fig. 2 is structural schematic diagram when electrode connecting line fixed button of the present invention is opened；
Fig. 3 is the structural schematic diagram in the present invention at fetal electrode；
Fig. 4 is partial structure diagram when installing at fetal electrode in the present invention；
Fig. 5 is the partial structure diagram in the present invention at protection sleeve pipe；
Fig. 6 is partial structure diagram when electrode connecting line fixed button of the present invention is opened；
Fig. 7 is partial structure diagram when electrode connecting line fixed button of the present invention is closed.
Description of symbols: 1 positioner, 2 annular reference electrodes, 3 screw electrodes, 4 driving tubes, 5 protection sleeve pipes, 6 are taken the photograph
As terminal, 7 camera shooting terminal connecting lines, 8 screw electrode rotational positioning holes, 9 rotation electrodes protection location hole, 10 limit controls are convex
Point, 11 operation handles, 12 fetal electrode connecting lines, 13 electrode connecting line fixed buttons, 14 limit control connecting rods, 15 cylinders
Body.
Specific embodiment
The preferred embodiment of the present invention is described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
It please refers to shown in Fig. 1-5, the present invention provides a kind of visual fetal electrode and operating assembly, including annular reference
Electrode 2 and screw electrode 3, annular reference electrode 2 can preferably contact amniotic fluid, and avoid existing by being stamped and formed out
The sharp edges that have of reference electrode, avoid fetal electrode in birth process from overturning to form the birth canal damage that long lever may cause
Wound, the height of the cylindrical body 15 of 3 integrated injection molding of annular reference electrode 2 and screw electrode should be less than 10mm, and diameter is answered small
In 7mm, it is preferred that be highly equal to or less than 8mm, diameter should be equal to less than 6mm.2 width of annular reference electrode is greater than 2mm,
Preferably width 3mm.Annular reference electrode 2 uses stainless steel, and does electroplating processes to surface, such as gold-plated, to improve signal
Quality.Screw electrode 3 is not more than the stainless steel wire of 0.4mm using diameter, and does electroplating processes to surface, such as gold-plated, to mention
High RST quality.Screw diameter should be less than 7mm, and preferably diameter should be equal to less than 6mm, screw electrode 3 and annular reference electricity
On cylindrical body 15, cylindrical body 15 is mounted on driving tube 42 integrated injection molding of pole, and 4 outer diameter of driving tube should be less than 6mm, preferably
5mm should be equal to, length should be greater than 25cm, preferably use 28cm, screw electrode 3 and annular reference electrode 2 and fetal electrode double
It twists and is separately connected in connecting line 12, the one end of fetal electrode multiple twin connecting line 12 far from screw electrode 3 is through driving tube 4 and extends
To outside driving tube 4, driving tube 4 is equipped with operation handle 11 far from one end of screw electrode 3, is equipped with and takes the photograph on the outside of screw electrode 3
As terminal 6, camera shooting terminal 6 is designed using waterproof IP67, diameter 5.5mm, including camera, adjustable white led lamps camera shooting
Head preferably uses 6 White LEDs, and wherein camera pixel is preferably not less than 1,300,000, and resolution ratio of camera head is preferably not less than
640*480VGA/30 frame, angle lens: 67 degree, low coverage product SF sighting distance: 3cm~6cm, camera shooting terminal 6 are connect with camera shooting terminal
Line 7 connects, and fetal electrode part is designed with improved annular reference electrode 2, integrates camera shooting terminal 6, bootable to find conjunction
Right position, which is set, makes fetal electrode be connectable to fetus.
In the present embodiment, cylindrical body 15 has positioner 1 far from one end design of screw electrode 3, and cylindrical body 15 passes through card
Position device 1 is mounted on driving tube 4, it can be made to be stuck on the detent slot of driving tube 4 by positioner 1.
In the present embodiment, pass through the detent slot connection on driving tube 4 between positioner 1 and driving tube 4.
It please refers to shown in Fig. 6 and Fig. 7, a kind of operating assembly, including protection sleeve pipe 5,5 internal diameter of protection sleeve pipe should be equal to less than
7mm preferably uses 6mm, and length is greater than 24cm, preferably uses 27cm, it is characterised in that: be equipped with ring in protection sleeve pipe 5
Shape reference electrode 2, screw electrode 3, cylindrical body 15, fetal electrode multiple twin connecting line 12, driving tube 4,7 and of camera shooting terminal connecting line
Camera shooting terminal 6, operation handle 11 are fixedly connected with the limit to match with 5 shape of protection sleeve pipe close to one end of protection sleeve pipe 5
Connecting rod 14 is controlled, driving tube 4 is fixedly connected by the inner hollow hole of operation handle with operation handle 11, limit control connection
Bar 14 is movably mounted in protection sleeve pipe 5, and screw electrode rotational positioning hole 8 is offered in protection sleeve pipe 5 and rotation electrode is protected
Location hole 9 is protected, limit control 14 surface of connecting rod is equipped with limit control salient point 10, and limit control salient point 10 is flexible
Limiting device, this is existing apparatus, and those skilled in the art purchase from outside, screw electrode rotational positioning hole 8 and rotation electrode
Protection location hole 9 matches with limit control 10 shape of salient point, preferably can be screwed in fetal electrode with assist personnel
The accurate location of fetus reduces medical staff in the maloperation for screwing in fetal electrode, and fetal electrode and modular construction are compact, and can
Obtain good ECG signal.In order to obtain better photographic effect and the broader visual field, protection sleeve pipe preferentially selects transparent face
Color.
In the present embodiment, limit control salient point 10 rotates clockwise direction or the stress surface of forward direction is pushed to be all made of tiltedly
Surface treatment, when pushing operation handle 11 forward, limit control salient point 10 is skidded off from rotation electrode protection location hole 9, and makes to limit
Position control salient point 10 is stuck on screw electrode rotational positioning hole 8, and conveniently rotates clockwise limit control salient point 10.
In the present embodiment, protection sleeve pipe 5 includes upper and lower two parallel long cavitys, the corresponding placement of two long cavity
There are fetal electrode and camera shooting terminal.
In the present embodiment, operation handle 11 is hollow structure, and the end of fetal electrode connecting line 12 sequentially passes through driving tube
It 4 and operation handle 11 and extends to outside operation handle 11.
In the present embodiment, the end of operation handle 11 is equipped with for connecting the fixed electrode of fetal electrode connecting line 12
Line fixed button 13.
In the present embodiment, the diameter of operation handle 11 is greater than the internal diameter of protection sleeve pipe 5, and operation handle 11 is by protection sleeve pipe 5
Limit.
In the present embodiment, operation handle 11 is connect with limit control 14 integral type of connecting rod, and integral connecting structure is more
Stablize.
After protection sleeve pipe 5 extend into birth canal and finds suitable position under the guidance of camera shooting terminal 6, manipulator is pushed forward
Handle 11 then limits control salient point 10 and enters in screw electrode rotational positioning hole 8 from screw electrode protection location hole 9, fetal electrode
Partially (annular reference electrode 2 and screw electrode 3) is then leaked out from protection sleeve pipe 5, is please referred to shown in Fig. 1 and Fig. 2.Then it holds
Protection sleeve pipe 5 rotates clockwise operation handle 11, after being rotated by 360 °, then limits control salient point 10 and reenters screw electrode rotation
Turn location hole 8, remind operator, completes 360 degree rotation operation；After the completion of fetal electrode is connect with fetus, open
Electrode connecting line fixed button 13 pulls back operation handle 11, and reaffirms fetal electrode and fetus by camera shooting terminal 6
Connection it is whether accurate, stablize.After confirmation, protection sleeve pipe 5 is slowly moved rearwardly out.
Meanwhile the screw electrode 3 and camera shooting terminal 6 mentioned in this programme are existing apparatus, those skilled in the art from
Outside buying, screw electrode 3 and camera shooting terminal 6 and extraneous power supply connection type and its usage mode are the prior art, herein
It is not repeated.
Although the embodiments of the invention are described in conjunction with the attached drawings, but patent owner can be in appended claims
Within the scope of make various deformations or amendments, such as modify to the shape of protection sleeve pipe 5, as long as being no more than power of the invention
Benefit requires described protection scope, all should be within protection scope of the present invention.
Claims (10)
1. a kind of visual fetal electrode, it is characterised in that: including annular reference electrode (2) and screw electrode (3), the spiral shell
Rotation electrode (3) is moulded in cylindrical body (15) with annular reference electrode (2) and inside is not connected to, and the cylindrical body (15) is mounted on drive
On dynamic pipe (4), the screw electrode (3) and annular reference electrode (2) are distributed and one in fetal electrode multiple twin connecting line (12)
The connection of cable, the one end of the fetal electrode multiple twin connecting line (12) far from screw electrode (3) is through driving tube (4) and extends
Outside to driving tube (4), the driving tube (4) is equipped with operation handle (11) far from the one end of screw electrode (3), the spiral electricity
It is equipped with camera shooting terminal (6) on the outside of pole (3), the camera shooting terminal (6) connect with camera shooting terminal connecting line (7).
2. visual fetal electrode according to claim 1, it is characterised in that: the cylindrical body (15) is far from spiral electricity
One end design of pole (3) has positioner (1), and the cylindrical body (15) is mounted on driving tube (4) by positioner (1)
On.
3. visual fetal electrode according to claim 2, it is characterised in that: the positioner (1) and driving tube
(4) top there are detent groove shape match, form a fixed connection.
4. a kind of operating assembly, including protection sleeve pipe (5), it is characterised in that: be equipped with annular reference in the protection sleeve pipe (5)
Electrode (2), screw electrode (3), cylindrical body (15), driving tube (4), fetal electrode multiple twin connecting line (12), camera shooting terminal connection
Line (7) and camera shooting terminal (6), the operation handle (11) is fixedly connected with close to the one end of protection sleeve pipe (5) and protection sleeve pipe
(5) shape matches limit controls connecting rod (14), the driving tube (4) by the mating hole of insertion operation handle inner with
Operation handle (11) is fixedly connected, and limit control connecting rod (14) is movably mounted in protection sleeve pipe (5), the protection
Screw electrode rotational positioning hole (8) and rotation electrode protection location hole (9), the limit control connection are offered on casing (5)
Bar (14) surface is equipped with limit control salient point (10), screw electrode rotational positioning hole (8) and rotation electrode protection positioning
Hole (9) matches with limit control salient point (10) shape.
5. operating assembly according to claim 3, it is characterised in that: the limit controls salient point (10) side of rotating clockwise
To or push forward direction stress surface be all made of inclined-plane handle.
6. visual fetal electrode according to claim 3 and its operating assembly, it is characterised in that: the protection sleeve pipe
It (5) include upper and lower two parallel long cavitys.
7. operating assembly according to claim 3, it is characterised in that: the operation handle (11) is hollow structure, described
The end of fetal electrode connecting line (12) sequentially passes through driving tube (4), operation handle (11) and extends to operation handle (11) outside.
8. operating assembly according to claim 6, it is characterised in that: the end of the operation handle (11), which is equipped with, to be used for
By the electrode connecting line fixed button (13) that fetal electrode connecting line (12) are fixed.
9. operating assembly according to claim 3, it is characterised in that: the diameter of the operation handle (11) is greater than protective case
Manage the bore of (5).
10. operating assembly according to claim 3, it is characterised in that: the operation handle (11) and limit control connection
The connection of bar (14) integral type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910386572.0A CN110215205A (en) | 2019-05-10 | 2019-05-10 | A kind of visual fetal electrode and its operating assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910386572.0A CN110215205A (en) | 2019-05-10 | 2019-05-10 | A kind of visual fetal electrode and its operating assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110215205A true CN110215205A (en) | 2019-09-10 |
Family
ID=67820895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910386572.0A Pending CN110215205A (en) | 2019-05-10 | 2019-05-10 | A kind of visual fetal electrode and its operating assembly |
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| CN (1) | CN110215205A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021031513A1 (en) * | 2019-08-20 | 2021-02-25 | 青岛光电医疗科技有限公司 | Disposable spiral electrode for fetal scalp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5411024A (en) * | 1993-12-15 | 1995-05-02 | Corometrics Medical Systems, Inc. | Fetal pulse oximetry sensor |
| US20040082842A1 (en) * | 2002-10-28 | 2004-04-29 | Lumba Vijay K. | System for monitoring fetal status |
| CN1501789A (en) * | 2000-09-13 | 2004-06-02 | �Ϳ���ҽҩ��˾ | Fetal scalp electrode |
| CN102307522A (en) * | 2009-02-06 | 2012-01-04 | 内文塔医药公司 | Fetal electrode assembly and fetal electrode |
-
2019
- 2019-05-10 CN CN201910386572.0A patent/CN110215205A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5411024A (en) * | 1993-12-15 | 1995-05-02 | Corometrics Medical Systems, Inc. | Fetal pulse oximetry sensor |
| CN1501789A (en) * | 2000-09-13 | 2004-06-02 | �Ϳ���ҽҩ��˾ | Fetal scalp electrode |
| US20040082842A1 (en) * | 2002-10-28 | 2004-04-29 | Lumba Vijay K. | System for monitoring fetal status |
| CN102307522A (en) * | 2009-02-06 | 2012-01-04 | 内文塔医药公司 | Fetal electrode assembly and fetal electrode |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021031513A1 (en) * | 2019-08-20 | 2021-02-25 | 青岛光电医疗科技有限公司 | Disposable spiral electrode for fetal scalp |
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