CN211461685U - Radial artery coronary angiography catheter - Google Patents
Radial artery coronary angiography catheter Download PDFInfo
- Publication number
- CN211461685U CN211461685U CN201921455004.3U CN201921455004U CN211461685U CN 211461685 U CN211461685 U CN 211461685U CN 201921455004 U CN201921455004 U CN 201921455004U CN 211461685 U CN211461685 U CN 211461685U
- Authority
- CN
- China
- Prior art keywords
- catheter
- conduit
- head
- wall
- pipe
- 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.)
- Active
Links
Images
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The utility model provides a radial artery coronary angiography pipe, include: the first conduit is connected with the head conduit through the second conduit; the end of the head conduit horizontally upwards forms an angle of 15 degrees; the pipe wall of the head catheter is provided with a side hole. The utility model has the advantages as follows: the first catheter is composed of nylon and a metal woven mesh, the flexibility of the first catheter is improved while the first catheter is kept to have a good supporting effect, so that the first catheter has better torque transmission capacity in the operation process and good controllability, and the first catheter can enter coronary arteries more easily. The head catheter is made of soft nylon, is soft in structure, can reduce the injury of the end of the head catheter to blood vessels in the process of entering coronary arteries and the process of radiography, adopts the structural design of 'horizontally upwards 15-degree angle', more easily enters the left coronary artery, avoids entering the left coronary artery branch and avoids serious complications.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a radial artery coronary angiography catheter.
Background
Coronary angiography is a common method for diagnosing coronary atherosclerotic heart disease (coronary heart disease), is a safe and reliable invasive diagnosis technology, is widely applied to clinic at present, and is considered as the 'gold standard' for diagnosing coronary heart disease. The existing radial artery coronary angiography catheter usually has the problem that the catheter is not easy to insert into a coronary artery due to poor torque conduction capability in the use process, and the head of the catheter has high hardness and is easy to damage blood vessels; in addition, because the design of the head end of the catheter is not good enough, the left and right coronary arteries with upward opening of the coronary artery and the right coronary artery opening of the forearm of the aorta can not be smoothly put in place when the catheter is used, and the catheter is easy to enter the left coronary artery branch to cause serious complications.
SUMMERY OF THE UTILITY MODEL
The utility model provides a radial artery coronary angiography catheter, which solves the problems that the catheter can not smoothly place in place and easily cause complications when being used and causing damage to blood vessels easily in the prior art.
The technical scheme of the utility model is realized like this:
a transradial coronary angiography catheter, comprising: the first conduit, the second conduit and the head conduit are connected through the second conduit; the first conduit is a straight tube, the second conduit is an elbow comprising a first bend and a second bend, and the end of the head conduit horizontally upwards forms an angle of 15 degrees; the pipe wall of the head catheter is provided with a side hole.
Preferably, the first conduit is composed of an inner layer conduit wall, a middle layer conduit wall and an outer layer conduit wall, the inner layer conduit wall and the outer layer conduit wall are both nylon conduit walls, and the middle layer conduit wall is a metal mesh grid.
Preferably, the tube wall of the second conduit is made of nylon plastics, and the tube wall of the head conduit is made of soft nylon plastics.
Preferably, the first conduit, the second conduit and the head conduit are all 5F in diameter.
The working principle of the utility model is as follows:
carry out the radial artery puncture and put into 6F sheath, send into ascending aorta root along the sheath with 0.038 "seal wire, will along 0.038" seal wire through radial artery coronary angiography pipe send into ascending aorta root, connect the contrast agent and inject equipment, under the DSA perspective, control through radial artery coronary angiography pipe and get into right coronary artery, carry out the radiography of right coronary artery.
The utility model has the advantages that:
the first catheter is formed by connecting three sections of catheters with gradually reduced hardness, the first catheter is composed of nylon and a metal woven net, the first catheter is kept to have a good supporting effect, meanwhile, the flexibility of the first catheter is increased, the torque conducting capacity of the first catheter is better in the operation process, the first catheter has good controllability, and the first catheter can enter coronary arteries more easily.
The head catheter is made of soft nylon, is soft in structure, can reduce the injury of the end of the head catheter to blood vessels in the process of entering coronary arteries and the process of radiography, adopts the structural design of 'horizontally upwards 15-degree angle', more easily enters the left coronary artery, avoids entering the left coronary artery branch and avoids serious complications.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a transradial coronary angiography catheter according to the present invention;
fig. 2 is a schematic structural diagram of a metal mesh grid of a middle layer tube wall of the first catheter in fig. 1.
In the figure:
1. first conduit, 2, second conduit, 3, first bend, 4, second bend, 5, head conduit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, the present invention provides a transradial coronary angiography catheter, comprising: the device comprises a first conduit 1, a second conduit 2 and a head conduit 5, wherein the first conduit 1 is connected with the head conduit 5 through the second conduit 2; the first conduit 1 is a straight pipe, the second conduit 2 is a bent pipe comprising a first bend 3 and a second bend 4, and the end of the head conduit 5 horizontally and upwards forms an angle of 15 degrees; the pipe wall of the head catheter 5 is provided with a side hole.
The first conduit 1 is composed of an inner layer conduit wall, a middle layer conduit wall and an outer layer conduit wall, wherein the inner layer conduit wall and the outer layer conduit wall are both made of nylon material, and the middle layer conduit wall is a metal woven mesh. The metal mesh grid is a stainless steel double-wire mesh grid.
The pipe wall of the second conduit 2 is made of nylon plastic, and the pipe wall of the head conduit 5 is made of soft nylon plastic. The second conduit 2 is used as a connecting transition section of the first conduit 1 and the head conduit 5 and is made of nylon plastics with moderate hardness.
The diameters of the first conduit 1, the second conduit 2, and the head conduit 5 are all 5F.
The working principle of the transradial coronary angiography catheter is as follows:
carry out the radial artery puncture and put into 6F sheath, send into ascending aorta root along the sheath with 0.038 "seal wire, will along 0.038" seal wire through radial artery coronary angiography pipe send into ascending aorta root, connect the contrast agent and inject equipment, under the DSA perspective, control through radial artery coronary angiography pipe and get into right coronary artery, carry out the radiography of right coronary artery.
The utility model discloses a radial artery coronary artery radiography pipe application method utilizes sheath pipe and seal wire to coronary artery radiography pipe's guide effect, and the pipe gets into coronary artery easily to reduce the operation degree of difficulty and operation complication.
To sum up, the utility model discloses three-section pipe connection by hardness reduction gradually forms, and first pipe 1 comprises nylon and metal mesh grid, when having kept first pipe 1 to have good supporting role, has increased the pliability of first pipe 1, makes its moment of torsion conducting capacity better in operation process, has good nature controlled, and the pipe gets into coronary artery more easily.
The head catheter 5 is made of soft nylon, has a soft structure, can reduce the damage of the end of the head catheter 5 to the blood vessel in the process of entering the coronary artery and the process of radiography, and is easy to enter the left coronary artery by adopting the structural design of 'horizontally upward 15-degree angle', thereby avoiding entering the left coronary artery branch and avoiding serious complications.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A transradial coronary angiography catheter, comprising: a first conduit (1), a second conduit (2) and a head conduit (5), wherein the first conduit (1) and the head conduit (5) are connected through the second conduit (2); the first conduit (1) is a straight pipe, the second conduit (2) is a bent pipe comprising a first bend (3) and a second bend (4), and the end of the head conduit (5) horizontally and upwards forms an angle of 15 degrees; the pipe wall of the head catheter (5) is provided with a side hole.
2. The radial coronary angiography catheter according to claim 1, wherein the first catheter (1) is composed of three layers of an inner layer catheter wall, a middle layer catheter wall and an outer layer catheter wall, the inner layer catheter wall and the outer layer catheter wall are both nylon catheter walls, and the middle layer catheter wall is a metal mesh.
3. The radial coronary angiography catheter according to claim 1, wherein the wall of the second catheter (2) is made of nylon plastic material, and the wall of the head catheter (5) is made of soft nylon plastic material.
4. A transradial coronary angiography catheter according to claim 1, wherein the first catheter (1), the second catheter (2) and the head catheter (5) are all 5F in diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455004.3U CN211461685U (en) | 2019-09-03 | 2019-09-03 | Radial artery coronary angiography catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455004.3U CN211461685U (en) | 2019-09-03 | 2019-09-03 | Radial artery coronary angiography catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211461685U true CN211461685U (en) | 2020-09-11 |
Family
ID=72370665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921455004.3U Active CN211461685U (en) | 2019-09-03 | 2019-09-03 | Radial artery coronary angiography catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211461685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144393A (en) * | 2021-05-11 | 2021-07-23 | 深圳麦普奇医疗科技有限公司 | Adjustable common type trans-radial coronary angiography catheter |
-
2019
- 2019-09-03 CN CN201921455004.3U patent/CN211461685U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144393A (en) * | 2021-05-11 | 2021-07-23 | 深圳麦普奇医疗科技有限公司 | Adjustable common type trans-radial coronary angiography catheter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101933821B (en) | Mciro-catheter | |
| US8142413B2 (en) | Coaxial guide catheter for interventional cardiology procedures | |
| US4983169A (en) | Catheter for angiography | |
| CN105498067A (en) | Transradial artery and coronary arteriography catheter and use method thereof | |
| WO1999051294A1 (en) | Catheter having echogenicity enhancement | |
| CN105963848A (en) | Balloon catheter | |
| CN211461685U (en) | Radial artery coronary angiography catheter | |
| CN211863554U (en) | Catheter sheath | |
| CN215741278U (en) | Balloon guiding catheter | |
| CN205322975U (en) | Through radial artery coronary radiography pipe | |
| CN203763641U (en) | Double-outlet guide catheter for reverse angiography | |
| CN115581846B (en) | Anti-drop guide pipe device | |
| CN208726531U (en) | A kind of venous cannula with metal network management | |
| CN211798167U (en) | High-performance guide catheter | |
| CN215024744U (en) | Multifunctional composite catheter for radial artery cerebral angiography | |
| CN211584832U (en) | Distal access catheter | |
| CN102068746B (en) | Catheter combination for cerebral blood vessel interventional therapy | |
| CN212788615U (en) | Intracranial support catheter | |
| CN216439803U (en) | Radial artery radiography catheter | |
| CN213285169U (en) | Enhanced medical arteriovenous cannula | |
| CN110585559A (en) | Improved transradial artery whole brain blood vessel internal radiography catheter | |
| CN215741228U (en) | Far-end passage guide catheter | |
| CN218980156U (en) | Special radiography pipe of ox horn bow of way is gone into to femoral artery | |
| CN219578962U (en) | Vascular stent | |
| CN208301961U (en) | Trans-radial radiography C-shaped angiography tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |