CN105617513B - Geometric solid guide wire - Google Patents
Geometric solid guide wire Download PDFInfo
- Publication number
- CN105617513B CN105617513B CN201610187565.4A CN201610187565A CN105617513B CN 105617513 B CN105617513 B CN 105617513B CN 201610187565 A CN201610187565 A CN 201610187565A CN 105617513 B CN105617513 B CN 105617513B
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- CN
- China
- Prior art keywords
- guide wire
- rectangular
- clamping plate
- splint
- geometric
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- 239000007787 solid Substances 0.000 title description 26
- 239000002184 metal Substances 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims abstract description 11
- 239000011347 resin Substances 0.000 claims abstract description 5
- 229920005989 resin Polymers 0.000 claims abstract description 5
- 239000011120 plywood Substances 0.000 claims 8
- 241001589086 Bellapiscis medius Species 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007792 addition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000019553 vascular disease Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 238000007631 vascular surgery Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09058—Basic structures of guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09133—Guide wires having specific material compositions or coatings; Materials with specific mechanical behaviours, e.g. stiffness, strength to transmit torque
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
本发明涉及一种几何立体导丝，所述的几何立体导丝由正方形的金属内芯和包覆在金属内芯表面的涂层组成，几何立体导丝的头段为亲水树脂。其优点表现在：本发明的几何立体导丝的金属内芯为方形，使得本发明的几何立体导丝可以更加牢固地夹在扭控器中。金属内芯表面设有涂层，涂层在金属内芯的折角处会形成圆角，可使几何立体导丝的表面不再锋利。
The invention relates to a geometric three-dimensional guide wire. The geometric three-dimensional guide wire is composed of a square metal inner core and a coating covering the surface of the metal inner core. The head section of the geometric three-dimensional guide wire is made of hydrophilic resin. The advantages are as follows: the metal inner core of the geometric three-dimensional guide wire of the present invention is square, so that the geometric three-dimensional guide wire of the present invention can be clamped in the torque controller more firmly. The surface of the metal inner core is provided with a coating, and the coating will form rounded corners at the folded corners of the metal inner core, so that the surface of the geometric three-dimensional guide wire is no longer sharp.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a geometric solid guide wire.
Background
With the aging of the population in China, the incidence of vascular diseases is higher and higher, and in order to diagnose and treat vascular diseases, minimally invasive interventional operation treatment of vascular surgery, cardiology, neurosurgery, thoracic surgery, interventional department and the like becomes a great trend. Firstly, the guide wire system is the basic tool for interventional therapy, and the skilled operation of the guide wire system is the fundamental requirement of every operating physician. However, at present, all guide wires are round guide wires, which is beneficial to the intravascular wandering, but the guide wires at the external section are not beneficial to the manual steering adjustment operation due to the whole cylindrical shape, and the longitudinal supporting force is not enough, which seriously influences the over-selection process and the smooth passing process, thereby causing the operation failure. The guide wire is of a three-dimensional structure, can provide good in-vitro rotation operation hand feeling for an operator, and can improve the accuracy of the rotation angle of the guide wire when being used together with the quick adjustment type twisting controller, so that the trafficability of the guide wire in a blood vessel cavity is improved.
Patent documents and the like have many improvements on guidewires, but no geometric solid guidewire according to the present invention has been reported.
Disclosure of Invention
The invention aims to provide a geometric solid guide wire aiming at the defects in the prior art.
It is a further object of the present invention to provide a twist control device and a geometric solid guide wire for use therewith.
In order to achieve the purpose, the invention adopts the technical scheme that: the geometric solid guide wire is composed of a square metal inner core and a coating coated on the surface of the metal inner core, and the head section of the geometric solid guide wire is made of hydrophilic resin.
The twist controller comprises shell, button one, spring, first splint, second splint, button two:
the upper edge and the lower edge of the first clamping plate are provided with rectangular grooves, the upper edge and the lower edge of the first clamping plate are provided with rectangular bulges, the middle of the first clamping plate is provided with a circular bulge, and the rectangular bulges and the circular bulges of the first clamping plate are positioned on two opposite surfaces of the first clamping plate;
the upper edge and the lower edge of the second clamping plate are provided with rectangular grooves, the upper edge and the lower edge of the second clamping plate are provided with rectangular bulges, the middle of the second clamping plate is provided with a circular bulge, and the rectangular bulges and the circular bulges of the second clamping plate are positioned on two opposite surfaces of the second clamping plate;
the rectangular groove of the first clamping plate corresponds to the rectangular protrusion of the second clamping plate, and the rectangular groove of the second clamping plate corresponds to the rectangular protrusion of the first clamping plate;
the first key is placed on the rectangular bulge of the second clamping plate;
the second key is placed on the rectangular bulge of the first clamping plate;
the spring is placed on the circular bulges of the first clamping plate and the second clamping plate;
the shell is provided with a key hole and a thread guide hole, and a circular bulge is arranged at the position, corresponding to the spring, of the inner side of the shell.
In order to achieve the second object, the invention adopts the technical scheme that: the utility model provides a twist accuse ware and supporting geometric solid seal wire that uses which characterized in that, the twist accuse ware constitute by shell, button one, spring, first splint, second splint, button two: the upper edge and the lower edge of the first clamping plate are provided with rectangular grooves, the upper edge and the lower edge of the first clamping plate are provided with rectangular bulges, the middle of the first clamping plate is provided with a circular bulge, and the rectangular bulges and the circular bulges of the first clamping plate are positioned on two opposite surfaces of the first clamping plate; the upper edge and the lower edge of the second clamping plate are provided with rectangular grooves, the upper edge and the lower edge of the second clamping plate are provided with rectangular bulges, the middle of the second clamping plate is provided with a circular bulge, and the rectangular bulges and the circular bulges of the second clamping plate are positioned on two opposite surfaces of the second clamping plate; the rectangular groove of the first clamping plate corresponds to the rectangular protrusion of the second clamping plate, and the rectangular groove of the second clamping plate corresponds to the rectangular protrusion of the first clamping plate; the first key is placed on the rectangular bulge of the second clamping plate; the second key is placed on the rectangular bulge of the first clamping plate; the spring is placed on the circular bulges of the first clamping plate and the second clamping plate; the shell is provided with a key hole and a thread guide hole, and a circular bulge is arranged at the position, corresponding to the spring, of the inner side of the shell;
the geometric solid guide wire consists of a square metal inner core and a coating coated on the surface of the metal inner core, and the head section of the geometric solid guide wire is made of hydrophilic resin.
The invention has the advantages that:
the metal inner core of the geometric solid guide wire is square, so that the geometric solid guide wire can be clamped in the torque controller more firmly. The surface of the metal inner core is provided with the coating, and the coating can form a fillet at the corner of the metal inner core, so that the surface of the geometric three-dimensional guide wire is not sharp any more.
Drawings
Fig. 1 is a schematic structural diagram of the geometric solid guide wire of the invention.
Fig. 2 is a schematic cross-sectional view of a geometric solid guidewire of the present invention.
Fig. 3 is a schematic structural diagram of a twist controller of the present invention.
Fig. 4 is an exploded view of the internal structure of the twist-controller of the present invention.
Fig. 5 is a schematic view of the internal structure of the twist controller of the present invention.
Fig. 6 is a schematic representation of the use of the geometric solid guidewire of the present invention.
Detailed Description
The following detailed description of the present invention will be made with reference to the accompanying drawings.
The reference numerals and components referred to in the drawings are as follows:
1. outer casing
2. Key 1
3. Spring
4. First splint
5. Second splint
6. Key 2
7. Geometric solid guide wire
71. Hydrophilic section of guide wire
72. Common section of guide wire
73. Metal inner core
74. Coating layer
Example 1 geometric solid guidewire
Referring to fig. 1 and fig. 2, fig. 1 is a schematic view of a geometric solid guidewire of the present embodiment, and fig. 2 is a schematic cross-sectional view of the geometric solid guidewire of the present embodiment. The geometric solid guide wire consists of a guide wire hydrophilic section 71 and a guide wire common section 72, wherein the guide wire hydrophilic section 71 is made of hydrophilic resin, and the guide wire common section 72 consists of a square metal inner core 73 and a coating 74 coated on the surface of the metal inner core 73.
Because the metal inner core 73 is square, the geometric solid guide wire can be clamped in the torsion controller more firmly. The surface of the metal inner core 73 is provided with a coating 74, and the coating 74 forms a round angle at the folding corner of the metal inner core 73, so that the surface of the geometric solid guide wire is not sharp any more.
Referring to fig. 3, 4 and 5, fig. 3 is a schematic diagram of a torsion controller of the present embodiment, fig. 4 is an exploded view of the interior of the torsion controller of the present embodiment, and fig. 5 is an internal schematic diagram of the torsion controller of the present embodiment.
The twist controller is composed of a shell 1, a first key 2, a spring 3, a first clamping plate 4, a second clamping plate 5 and a second key 6.
The shell 1 comprises front and back two halves, and front half shell and latter half shell respectively are equipped with a key hole, and front half shell and latter half shell respectively are equipped with two circular archs that correspond with spring 3, and front half shell and latter half shell link together after whole knob accuse ware equipment is accomplished and form shell 1. The right side of the housing 1 is provided with a thread guide hole.
The upper edge and the lower edge of the first clamping plate 4 are respectively provided with a rectangular groove, the upper edge and the lower edge of the first clamping plate 4 are respectively provided with a rectangular bulge towards the back, and the middle of the first clamping plate 4 is provided with two circular bulges towards the front.
The upper edge and the lower edge of the second clamping plate 5 are respectively provided with a rectangular groove, the upper edge and the lower edge of the second clamping plate 5 are respectively provided with a rectangular bulge in the front direction, and the middle of the second clamping plate 5 is provided with two circular bulges in the back direction.
The rectangular groove of the first clamping plate 4 corresponds to the rectangular protrusion of the second clamping plate 5, and the rectangular groove of the second clamping plate 5 corresponds to the rectangular protrusion of the first clamping plate 4.
The first key 2 is placed on the rectangular bulge of the second clamping plate 5, and the second key 6 is placed on the rectangular bulge of the first clamping plate 4. The middle of the first key 2 and the second key 6 is cylindrical and can penetrate through the key hole of the shell 1.
Four springs 3 are placed between the circular protrusions of the housing 1 and the circular protrusions of the clamping plates.
Example 3 method of use
Referring to fig. 6, fig. 6 is a schematic diagram of a geometric solid guidewire.
Before use, the first clamping plate 4 and the second clamping plate 5 are close to each other due to the elastic force of the spring 3, and the first key 2 and the second key 6 also protrude from the shell 1.
After the first button 2 and the second button 6 are pressed, the spring 3 contracts, the first clamping plate 4 and the second clamping plate 5 are far away from each other, and at the moment, the tail end of the geometric solid guide wire 7 is inserted into a gap between the first clamping plate 4 and the second clamping plate 5 from a small hole of the shell 1.
After the first press key 2 and the second press key 6 are released, the first clamping plate 4 and the second clamping plate 5 are close to each other and firmly clamp the geometric solid guide wire 7 between the first clamping plate 4 and the second clamping plate 5 under the action of the elastic force of the spring 3.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and additions can be made without departing from the method of the present invention, and these modifications and additions should also be regarded as the protection scope of the present invention.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610187565.4A CN105617513B (en) | 2016-03-29 | 2016-03-29 | Geometric solid guide wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610187565.4A CN105617513B (en) | 2016-03-29 | 2016-03-29 | Geometric solid guide wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105617513A CN105617513A (en) | 2016-06-01 |
| CN105617513B true CN105617513B (en) | 2021-09-21 |
Family
ID=56033101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610187565.4A Active CN105617513B (en) | 2016-03-29 | 2016-03-29 | Geometric solid guide wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105617513B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004181184A (en) * | 2002-12-03 | 2004-07-02 | Teruo Hashimoto | Medical guide wire |
| CN201308706Y (en) * | 2008-12-12 | 2009-09-16 | 王益华 | Easily-controlled start guide wire |
| JP2010094539A (en) * | 1999-06-01 | 2010-04-30 | Piolax Inc | Medical guide wire |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8500657B2 (en) * | 2010-08-23 | 2013-08-06 | Abbott Cardiovascular Systems, Inc. | Twisted ribbon wire guidewire coil |
-
2016
- 2016-03-29 CN CN201610187565.4A patent/CN105617513B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010094539A (en) * | 1999-06-01 | 2010-04-30 | Piolax Inc | Medical guide wire |
| JP2004181184A (en) * | 2002-12-03 | 2004-07-02 | Teruo Hashimoto | Medical guide wire |
| CN1720076A (en) * | 2002-12-03 | 2006-01-11 | 株式会社日本扩张器科技 | Guide wire for medical treatment |
| CN201308706Y (en) * | 2008-12-12 | 2009-09-16 | 王益华 | Easily-controlled start guide wire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105617513A (en) | 2016-06-01 |
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| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant |