CN207804768U - One kind being used for the angiectatic device of internal fistula art - Google Patents
One kind being used for the angiectatic device of internal fistula art Download PDFInfo
- Publication number
- CN207804768U CN207804768U CN201720774090.9U CN201720774090U CN207804768U CN 207804768 U CN207804768 U CN 207804768U CN 201720774090 U CN201720774090 U CN 201720774090U CN 207804768 U CN207804768 U CN 207804768U
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- China
- Prior art keywords
- guiding tube
- angiectatic
- internal fistula
- millimeters
- art
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- 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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Abstract
The utility model discloses one kind and being used for the angiectatic device of internal fistula art, includes the guiding tube and guide wire for expanding blood vessel, it is characterised in that：The guiding tube inner hollow, guiding tube one end are set as blind end, and the other end is connected with circular syringe adapter, and the blind end of the guiding tube is provided with conduction hole, and the guiding tube outer surface is provided with scale mark.When operation, according to the ascending guiding tube of the thickness of blood vessel selection interior diameter successively mechanical expansion vein, and it is connect with syringe adapter by syringe, heparin saline hydraulic dilatation is injected into guiding tube, is made cephalic vein is full to expand, is easy to identical, postoperative can touch is trembled, early formation fistula is preferably completed to perform the operation convenient for doctor, is also beneficial to the rehabilitation of patient disease.
Description
Technical field
The utility model is related to a kind of devices of internal fistula operation, more particularly to a kind of to be used for the angiectatic dress of internal fistula art
It sets.
Background technology
Autologous vein internal arteriovenous fistula (AVF) is the preferred hemodialysis channel of hemodialysis patients.Current most common AVF
Largely need to rely on patient itself cephalic vein, radial artery caliber of the effect of operation wants coarse, and full condition will be got well.This allows
Part patients of chronic renal failure often has to abandon AVF operations because blood vessel is tiny, or changes and be artificial blood vessel, deep quiet
Arteries and veins intubation etc. increases burden and painful to patient.Also there are the inadequate row AVF operations of some patientss, but art medium sized vein blood vessel diameter
Tiny, anastomosis difficult or postoperative previous anastomotic and phlebostenosis, postoperative Insufficience of blood flow when operation cannot be satisfied hemodialysis requirement,
Also there is the short-term embolism of fistula in patient, need Operative thrombectomy or row AVF performs the operation again.Our hospital is from 2016 using improvement end
Side-to-side anastomosis combines machinery and hydraulic dilatation method to be used in arteriovenous internal fistula formation, and curative effect is good.Due to domestic at present special not yet
Internal fistula art vessel dilator.Conventional vascular dilating catheter or foley's tube are due to being distally middle pass-out water, it is impossible to be used in liquid
Companding, balloon dilatation pressure are difficult to control；And conventional vascular expander only has a kind of specification, is not suitable for optionally successively
Expand blood vessel.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of for the angiectatic dress of internal fistula art
It sets, facilitates numerous doctors preferably to complete to perform the operation, be also beneficial to the rehabilitation of patient disease.
In order to achieve the above object, the technical solution adopted in the utility model is：
One kind being used for the angiectatic device of internal fistula art, includes the guiding tube and guide wire for expanding blood vessel, institute
The guiding tube inner hollow stated, guiding tube one end are set as blind end, and the other end is connected with circular syringe adapter, described
The blind end of guiding tube is provided with conduction hole, and the guiding tube outer surface is provided with scale mark.
As the preferred embodiment of the utility model, the blind end of guiding tube described in the utility model is set as circular cone
Warhead form.
As the preferred embodiment of the utility model, conduction hole described in the utility model is set as two and each other 180
Degree is separately positioned at 5 millimeters and 10 millimeters of closed end.
As the preferred embodiment of the utility model, the utility model：The guiding tube and circular syringe adapter
Between be provided with hand-held part, the hand-held part inner hollow and section is in octagon, hand-held part one end is connect with guiding tube,
The other end is connect with circular syringe adapter.
As the preferred embodiment of the utility model, the length of guiding tube described in the utility model is 230 millimeters, this draws
The interior diameter of conduit is 0.8-2.3 millimeters.
As the preferred embodiment of the utility model, guide wire length described in the utility model is 250 millimeters, this draws
It is 0-0.8 millimeters to lead steel wire diameter.
As the preferred embodiment of the utility model, scale mark described in the utility model is set as the outer of rich guiding tube
The density bullet that surface one is enclosed.
Compared with prior art, the utility model has the beneficial effects that：In art with the guiding tube of different-diameter optionally according to
Secondary mechanical expansion cephalic vein, and side heparin saline hydraulic dilatation make cephalic vein is full to expand, are easy to identical, postoperative to touch
To trembling, early formation fistula is preferably completed to perform the operation convenient for doctor, is also beneficial to the rehabilitation of patient disease.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1. guiding tube；2. blind end；3. syringe adapter；4. conduction hole；5. scale mark；6. hand-held part.
Specific implementation mode
The purport of the utility model is to overcome the deficiencies of the prior art and provide a kind of for the angiectatic dress of internal fistula art
It sets, facilitates numerous doctors preferably to complete to perform the operation, be also beneficial to the rehabilitation of patient disease.
Be described in detail with reference to attached drawing with reference to embodiment, so as to the technical characteristics of the utility model and advantage into
Row deeper into annotation.
The utility model being used for the angiectatic device of internal fistula art as shown in Figure 1, disclosing one kind, including is used to expand blood
The guiding tube 1 and guide wire of pipe（It is not drawn into）Catheter interior is hollow, and 1 one end of guiding tube is set as blind end 2, and the other end connects
It is connected to circular syringe adapter 3, the blind end 2 of the guiding tube 1 is provided with conduction hole 4,1 outer surface of guiding tube
It is provided with scale mark 5.It selects suitable guiding tube 1 to be inserted into intravenously according to the thickness of blood vessel in operation, and passes through syringe
The injecting heparin salt-water liquid into guiding tube 1 of circular syringe adapter 3 is connected, machinery and hydraulic dilatation vein are utilized；Work as trouble
When person's vein blood vessel is narrow, then guide wire is inserted into guiding tube 1, adds by the guiding tube 1 for selecting interior diameter smaller
Strong hardness is inserted into narrow vein intramedullary expansion convenient for guiding tube 1.
In addition, the blind end 2 of the guiding tube 1 is set as circular cone bullet shape.The end of circular cone bullet shape,
It is inserted into vein blood vessel convenient for guiding tube 1.
The conduction hole 4 is set as two and 180 degree is separately positioned on apart from 5 millimeters of 2 end of blind end and 10 each other
At millimeter.Heparinate aqueous is injected into guiding tube 1 using syringe, two conduction holes 4 180 degree each other, heparinate aqueous
It is flowed into vein blood vessel from the conduction hole 4 of 1 both sides of guiding tube respectively, is conducive to stabilization of the guiding tube 1 in vein blood vessel.
In addition, being provided with hand-held part 6, the hand-held part 6 between the guiding tube 1 and circular syringe adapter 3
Inner hollow and section are in octagon, and 6 one end of hand-held part connect with guiding tube 1, the other end and the company of circular syringe adapter 3
It connects.Syringe is connect with circular syringe adapter 3, and when being infused into guiding tube 1, a hand holds hand-held part 6, another hand
Syringe is held, it is easy to operation.
Preferably, the length of guiding tube 1 is 230 millimeters, and the interior diameter of the guiding tube 1 is 0.8-2.3 millimeters.Most preferably,
The interior diameter of guiding tube 1 is traditionally arranged to be 2.228 millimeters, 1.910 millimeters, 1.592 millimeters, 1.237 millimeters or 0.955 milli
Rice.Different patients uses the guiding tube 1 of different interior diameters, needs setting 1 interior diameter of guiding tube according in actual operation.
Preferably, the guide wire length is 250 millimeters, and the guiding steel wire is 0-0.8 millimeters a diameter of.Most preferably,
Guiding steel wire diameter is set as 0.8 bold and unconstrained rice.When using the guiding tube 1 of smaller interior diameter, guiding steel wire is inserted into guiding tube 1
It is interior, enhance its hardness, expansion of veins easy to operation.
Preferably, the guiding tube 1 is white pipe made of PVC, and the scale mark 5 is set as rich guiding tube 1
Outer surface one enclose density bullet.1 appearance of guiding tube is white, and scale mark 5 is black, according to the scale mark 5 of black
Judge the length for being inserted into guiding tube 1 in vein blood vessel, is operated convenient for medical staff.
When operation, according to the ascending guiding tube of the thickness of blood vessel selection interior diameter successively mechanical expansion vein, and lead to
It crosses syringe and injects heparin saline hydraulic dilatation into guiding tube, make cephalic vein is full to expand, be easy to identical, it is postoperative to touch
It trembles, early formation fistula is preferably completed to perform the operation convenient for doctor, is also beneficial to the rehabilitation of patient disease.
Clear, complete description is carried out to the utility model by the technical solution in above example, it is clear that described
Embodiment be the utility model part embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Claims (7)
- Include the guiding tube for expanding blood vessel 1. one kind being used for the angiectatic device of internal fistula art（1）And guide wire, It is characterized in that：The guiding tube（1）Inner hollow, guiding tube（1）One end is set as blind end（2）, the other end is connected with circle The syringe adapter of shape（3）, the guiding tube（1）Blind end（2）It is provided with conduction hole（4）, the guiding tube（1）Outside Surface is provided with scale mark（5）.
- 2. according to claim 1 be used for the angiectatic device of internal fistula art, it is characterised in that：The guiding tube（1） Blind end（2）It is set as circular cone bullet shape.
- 3. according to claim 2 be used for the angiectatic device of internal fistula art, it is characterised in that：The conduction hole（4） It is set as two and 180 degree is separately positioned on apart from blind end each other（2）At 5 millimeters and 10 millimeters of end.
- 4. according to claim 3 be used for the angiectatic device of internal fistula art, it is characterised in that：The guiding tube（1） With circular syringe adapter（3）Between be provided with hand-held part（6）, the hand-held part（6）Inner hollow and section are in positive eight Side shape, hand-held part（6）One end and guiding tube（1）Connection, the other end and circular syringe adapter（3）Connection.
- 5. according to claim 4 be used for the angiectatic device of internal fistula art, it is characterised in that：The guiding tube（1） Length be 230 millimeters, the guiding tube（1）Interior diameter be 0.8-2.3 millimeters.
- 6. according to claim 5 be used for the angiectatic device of internal fistula art, it is characterised in that：The guide wire is long Degree is 250 millimeters, and the guiding steel wire is 0-0.8 millimeters a diameter of.
- 7. according to claim 6 be used for the angiectatic device of internal fistula art, it is characterised in that：The guiding tube（1） For white pipe, the scale mark made of PVC（5）It is set as rich guiding tube（1）Outer surface one enclose density bullet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774090.9U CN207804768U (en) | 2017-06-29 | 2017-06-29 | One kind being used for the angiectatic device of internal fistula art |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774090.9U CN207804768U (en) | 2017-06-29 | 2017-06-29 | One kind being used for the angiectatic device of internal fistula art |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207804768U true CN207804768U (en) | 2018-09-04 |
Family
ID=63336338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720774090.9U Expired - Fee Related CN207804768U (en) | 2017-06-29 | 2017-06-29 | One kind being used for the angiectatic device of internal fistula art |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207804768U (en) |
-
2017
- 2017-06-29 CN CN201720774090.9U patent/CN207804768U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20200629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |