CN218899596U - Intracranial thrombus suction catheter with inclined plane structure - Google Patents
Intracranial thrombus suction catheter with inclined plane structure Download PDFInfo
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- CN218899596U CN218899596U CN202222153026.2U CN202222153026U CN218899596U CN 218899596 U CN218899596 U CN 218899596U CN 202222153026 U CN202222153026 U CN 202222153026U CN 218899596 U CN218899596 U CN 218899596U
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Abstract
The utility model relates to an intracranial thrombolysis catheter with an inclined structure, which comprises a proximal end, a catheter body and a soft head end; the soft head end is connected with the proximal end through the pipe body, the cavity of the soft head end is communicated with the cavity of the proximal end through the cavity of the pipe body, the pipe body is provided with a developing ring near the soft head end, the soft head end comprises a side face and a tail end port, the tail end port is a flat port, the tail end port and the side face form a certain included angle, and a tip is arranged at the junction of the tail end port and the side face. The utility model provides an intracranial thrombolysis catheter with an inclined structure, wherein the tail end of the thrombolysis catheter is provided with a developing material, a user can know the actual position of the tail end of the thrombolysis catheter more accurately, the thrombolysis catheter is easy to operate, the tail end surface is larger, thrombus is easier to capture, the thrombus is difficult to escape in the sucking process, and the user can more conveniently twist the near end to achieve the aim of operating the direction of the soft end of the thrombolysis catheter when in use.
Description
Technical Field
The utility model relates to the field of a thrombolytic catheter, in particular to an intracranial thrombolytic catheter with an inclined plane structure.
Background
Vascular occlusion is a type of disease which is now highly developed, and in recent years, with the development of interventional materials and techniques, endovascular interventional therapy has been popularized; intracranial thrombolytic catheters are commonly used devices for intravascular interventional therapy for clearing obstructions in blood vessels and establishing vascular access.
The commonly used intracranial thrombolysis catheter is generally composed of a multi-section structure, and comprises the following parts from head end to tail end: a tube body with a high polymer material and a soft head end contacted with the blood vessel blockage are arranged on the outer side of the proximal end, wherein the hardness of the tube body is gradually changed into soft; a metal developing ring is arranged at the position about 2mm in front of the tail end of the tube body to represent the position of the tail end, and the end face of the tail end is usually in a right-angle cutting structure; because the soft end of the position about 2mm in front of the tail end of the tube body does not have developability, a doctor can directly take the position of the developing ring as the tail end of the thrombus absorbing catheter when in use, so that erroneous operation judgment is caused, the thrombus capturing performance is not optimal due to the fact that the adsorbing surface of the catheter has the size of the cross section of the thrombus absorbing catheter, thrombus escaping can occur, and thrombus cannot be accurately captured.
Disclosure of Invention
The purpose of the utility model is that: provides an intracranial thrombolysis catheter with an inclined plane structure, which solves the problems.
In order to achieve the above object, the present utility model provides the following technical solutions:
an intracranial thrombolysis catheter with an inclined structure comprises a proximal end, a tube body and a soft head end; the soft head end is connected with the proximal end through the pipe body, the cavity of the soft head end is communicated with the cavity of the proximal end through the cavity of the pipe body, the pipe body is provided with a developing ring near the soft head end, the soft head end comprises a side face and a tail end port, the tail end port is a flat port, the tail end port and the side face form a certain included angle, and a tip is arranged at the junction of the tail end port and the side face.
Further, the soft head end is in a circular tube shape close to the tube body, and the surface where the tail end opening is located forms a certain included angle with the central line of the soft head end.
Further, the soft head end is specifically made of a flexible material, and an included angle between a surface where the end opening is located and a central line of the soft head end is specifically: 30-89 deg.
Further, the end port is provided with a developing material.
Further, the outermost side of the pipe body is specifically made of a polymer material with gradually softer hardness in multiple sections.
Further, a metal woven mesh is arranged at the inner side of the tube body.
The beneficial effects of the utility model are as follows: the intracranial suction catheter with the inclined plane structure is characterized in that the inclined plane structure is formed by mutually matching a near end, a tube body, a soft end, a side surface and a tail end, the soft end is provided with the inclined plane, the inclined plane is provided with a developing material, the suction catheter with the tip is easier to pass through a tortuous nerve vessel pipeline, the tail end of the suction catheter contains the developing material, a user can know the actual position of the tail end of the suction catheter more accurately, the suction catheter is easy to operate, the angle between the tail end port of the suction catheter and the central line of the soft end is 30-89 degrees, the tail end surface is larger, the contact surface is larger when the suction catheter is contacted with thrombus, thrombus is easier to capture, thrombus escape is difficult to occur in the suction process, the near end is connected with the soft end through the tube body with a metal woven net, and the purpose of operating the soft end direction of the suction catheter is achieved through twisting the near end more conveniently when the suction catheter is used by a user.
Drawings
FIG. 1 is a front view of the overall structure of an intracranial thrombolytic catheter with a beveled structure according to the present utility model.
FIG. 2 is a left side view of the overall structure of an intracranial thrombolytic catheter with a beveled structure according to the present utility model.
In the figure: 1. a proximal end; 2. a tube body; 3. a soft tip; 4. a side surface; 5. a terminal port; 6. a tip.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 2, an intracranial thrombolytic catheter with a beveled structure comprises a proximal end (1), a tube body (2) and a soft head end (3); the soft head end (3) is connected with the proximal end (1) through the pipe body (2), the cavity of the soft head end (3) is communicated with the cavity of the proximal end (1) through the cavity of the pipe body (2) and is used for serving as a channel for sucking away thrombus blocking the inner wall of a blood vessel, the pipe body (2) is close to the soft head end (3) and is provided with a developing ring and is used for detecting the movement position of the soft head end (3), the soft head end (3) comprises a side face (4) and a tail end opening (5), the tail end opening (5) is a flat opening, the tail end opening (5) and the side face (4) form a certain included angle and is used for increasing the contact area of the tail end opening (5) and the thrombus, and a tip end (6) is arranged at the junction of the tail end opening (5) and the side face (4) and is used for facilitating pushing of the soft head end (3) in the blood vessel.
The soft head end (3) is close to the tube body (2) and is in a circular tube shape, and the surface where the tail end opening (5) is located and the central line of the soft head end (3) form a certain included angle so as to increase the contact area between the tail end opening (5) and thrombus.
The soft head end (3) is specifically made of flexible materials and is used for avoiding damaging the vessel wall, and an included angle between the surface of the tail end opening (5) and the central line of the soft head end (3) is specifically: 30-89 degrees for achieving the best effect.
The end port (5) is provided with a developing material for detecting the position of the end port 5, thereby detecting whether the soft tip end 3 moves in place.
The outermost side of the pipe body (2) is specifically made of a plurality of sections of polymer materials with gradually softer hardness.
The inner side of the tube body (2) is provided with a metal woven mesh for ensuring synchronous movement of the soft head end 3 and the near end 1, and the near end (1) corresponds to the soft head end (3) in position and is used for ensuring synchronous movement of the soft head end 3 and the near end, so that the position of the soft head end 3 in a blood vessel at the moment can be judged by observing the position of the near end 1.
The working principle of the utility model is as follows: when the intracranial thrombolysis catheter with the inclined structure is used, firstly, a thrombus sucking mechanism is communicated with the proximal end 1, when a medical staff performs vascular intervention operation, when pushing the intracranial thrombolysis catheter to meet obvious resistance on a tortuous vessel, the intracranial thrombolysis catheter can deform, at the moment, the intracranial thrombolysis catheter is withdrawn, meanwhile, the proximal end 1 of the intracranial thrombolysis catheter is slowly rotated to drive the whole intracranial thrombolysis catheter to rotate, and then the intracranial thrombolysis catheter is pushed again, so that the thrombus sucking catheter can easily pass through the tortuous part, and the actions are repeated in the next same situation until the intracranial thrombolysis catheter reaches the required position observed by digital subtraction angiography; when the negative pressure suction operation is carried out, if the pressure does not rise, the proximal end 1 of the intracranial suction catheter is slowly rotated to drive the whole intracranial suction catheter to rotate, the negative pressure suction is carried out again, after the pressure rises, the emboli can be seen to be sucked out through the transparent blood vessel, the working procedures are kept until the working is finished, and then the intracranial suction catheter is taken away.
The above examples are provided to further illustrate the utility model and do not limit the utility model to these specific embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be construed as being within the protection scope of the present utility model.
Claims (6)
1. An intracranial thrombolysis catheter with an inclined surface structure, which is characterized in that: comprises a proximal end (1), a tube body (2) and a soft head end (3); the soft head end (3) is connected with the near end (1) through the pipe body (2), the cavity of the soft head end (3) is communicated with the cavity of the near end (1) through the cavity of the pipe body (2), the pipe body (2) is close to a soft head end (3) and is provided with a developing ring, the soft head end (3) comprises a side face (4) and a tail end opening (5), the tail end opening (5) is a flat opening, the tail end opening (5) is a certain included angle with the side face (4), and a tip (6) is arranged at the junction of the tail end opening (5) and the side face (4).
2. An inclined plane structure type intracranial thrombolytic catheter as recited in claim 1, wherein: the soft head end (3) is in a circular tube shape close to the tube body (2), and the surface where the tail end opening (5) is located and the central line of the soft head end (3) form a certain included angle.
3. An inclined plane structure type intracranial thrombolytic catheter as claimed in claim 2, wherein: the soft head end (3) is specifically made of flexible materials, and an included angle between the surface of the end opening (5) and the central line of the soft head end (3) is specifically: 30-89 deg.
4. An inclined plane structure type intracranial thrombolytic catheter as recited in claim 1, wherein: the end opening (5) is provided with a developing material.
5. An inclined plane structure type intracranial thrombolytic catheter as recited in claim 4, wherein: the outermost side of the pipe body (2) is specifically made of a plurality of sections of polymer materials with gradually softer hardness.
6. An inclined plane structure type intracranial thrombolytic catheter as recited in claim 5, wherein: the inner side of the pipe body (2) is provided with a metal woven mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222153026.2U CN218899596U (en) | 2022-08-15 | 2022-08-15 | Intracranial thrombus suction catheter with inclined plane structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222153026.2U CN218899596U (en) | 2022-08-15 | 2022-08-15 | Intracranial thrombus suction catheter with inclined plane structure |
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| CN218899596U true CN218899596U (en) | 2023-04-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117204915A (en) * | 2023-10-17 | 2023-12-12 | 成都百瑞恒通医疗科技有限公司 | Aspiration catheter and method of making same |
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2022
- 2022-08-15 CN CN202222153026.2U patent/CN218899596U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117204915A (en) * | 2023-10-17 | 2023-12-12 | 成都百瑞恒通医疗科技有限公司 | Aspiration catheter and method of making same |
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