CN114515376B - Penetrating type positioning catheter for guiding guide wire - Google Patents
Penetrating type positioning catheter for guiding guide wire Download PDFInfo
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- CN114515376B CN114515376B CN202210145155.9A CN202210145155A CN114515376B CN 114515376 B CN114515376 B CN 114515376B CN 202210145155 A CN202210145155 A CN 202210145155A CN 114515376 B CN114515376 B CN 114515376B
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- power
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- 230000000149 penetrating effect Effects 0.000 title claims abstract description 18
- 210000000078 claw Anatomy 0.000 claims description 24
- 230000001360 synchronised effect Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000002411 adverse Effects 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
-
- 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
- A61M25/0172—Exchanging a guidewire while keeping the catheter in place
-
- 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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M2025/0166—Sensors, electrodes or the like for guiding the catheter to a target zone, e.g. image guided or magnetically guided
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)
Abstract
The invention discloses a penetrating type positioning catheter for guiding a guide wire, which comprises the following components: a first conduit; a second catheter coaxially fixed to one side of the first catheter so that a guide wire sequentially passes through the second catheter and the first catheter; a first guide assembly embedded in the second catheter for providing a first in-out guiding power for the guidewire; and a second guide assembly coupled between the first and second catheters for providing a second in and out guiding motive force to the guidewire.
Description
Technical Field
The invention relates to the technical field of positioning catheters, in particular to a penetrating type positioning catheter for guiding a guide wire.
Background
Catheters and guide wires are commonly used in vascular interventional operations, and are carried out when medical imaging equipment such as a digital subtraction angiography machine, CT positioning, a B-type ultrasonic instrument and the like is used for guiding, the current positioning catheter mainly relies on an operator to manually provide guiding and positioning for the guide wire, the operator works for a long time with more effort, and the physical strength and control force of the operator are reduced along with the time, so that the accuracy is reduced, adverse effects can be generated on the operation effect, and therefore, how to realize the automatic positioning and guiding of the guide wire by using the positioning catheter becomes an important point of attention.
Accordingly, there is a need to provide a penetrating positioning catheter for guiding a guidewire to address the above-described issues.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: a penetrating positioning catheter for guiding a guidewire, comprising:
a first conduit;
a second catheter coaxially fixed to one side of the first catheter so that a guide wire sequentially passes through the second catheter and the first catheter;
a first guide assembly embedded in the second catheter for providing a first in-out guiding power for the guidewire; and
a second guide assembly coupled between the first and second catheters for providing a second in and out guiding motive force to the guidewire.
Further, preferably, the second inlet and outlet guiding power precision is greater than the first inlet and outlet guiding power precision;
and when the guide wire is fed in, the second inlet and outlet guiding power and the first inlet and outlet guiding power alternately act on the guide wire.
Further, preferably, the first guide assembly includes:
wheel seats which are arranged in the second guide pipe in an up-down symmetrical way;
the rotating wheels are symmetrically arranged on the wheel seat in a left-right rotating way; and
the first transmission belt is sleeved between the rotating wheels on the same wheel seat;
and two first electromagnets are connected to the first transmission belt, and the first electromagnets can adsorb the clamping claws so as to clamp the guide wire through the clamping claws.
Further, preferably, one of the wheels on the same wheel mount has a rotational power;
the synchronous wheels are coaxially fixed on the rotating wheel, the two synchronous wheels on the same wheel seat are connected by adopting a second transmission belt in a transmission way, and the second transmission belt can keep the two synchronous wheels to rotate synchronously.
Further, preferably, the second guide assembly includes:
the horizontal driving mechanism is vertically and symmetrically connected between the first guide pipe and the second guide pipe and is provided with a horizontal moving end;
one end of the connecting arm is connected with the horizontal moving end; and
the second electromagnet is connected to the other end of the connecting arm and is positioned on one side of the wheel seat, which is close to the guide wire;
the connecting arm can be adjusted in a telescopic way.
Further, as preferable, two first electromagnets on the same wheel seat can be deflected by 270 degrees around an O point by another first electromagnet, and the O point is the midpoint of a connecting line between circle centers of two rotating wheels; so that the first guiding component is used for providing the first in-out guiding power for the guide wire by the clamping jaw, and the second guiding component is used for receiving the clamping jaw and providing the second in-out guiding power for the guide wire.
Further, preferably, the horizontal driving mechanism is a screw-nut pair structure.
Further preferably, the wheel seat is driven by a telescopic rod to perform up-and-down movement adjustment, and the telescopic rod is fixedly embedded on the second catheter.
Further, preferably, the holding claw includes:
the adsorption seat is made of plastic material, and iron blocks are embedded in positions corresponding to the first electromagnet and the second electromagnet;
one end of the buffer connecting frame is connected with the adsorption seat, and the other end of the buffer connecting frame is connected with the mounting frame; and
and the air oscillator is embedded in the mounting frame, and the output end of the air oscillator is connected with the holding claw.
Further, preferably, the holding claw has an arc structure, the middle part of the holding claw is made of hard materials, and the two ends of the holding claw are made of flexible deformable materials;
the two ends of the holding claw are hinged with the hinged arms, the other ends of the hinged arms are hinged to the mounting frame, and the adjusting rod is hinged between the hinged arms and the mounting frame.
Compared with the prior art, the invention provides the penetrating type positioning catheter for guiding the guide wire, which has the following beneficial effects:
1. in the embodiment of the invention, two guide pipes are configured to act on the guide wire together so as to guide the guide wire, and the guide effect on the guide wire is improved, wherein the two guide pipes are a first guide pipe and a second guide pipe respectively, the second guide pipe is positioned at the tail part of the first guide pipe, the inner diameter of the second guide pipe is larger than the outer diameter of the first guide pipe, so that a first guide component is arranged in the second guide pipe, and a second guide component is also connected between the first guide pipe and the second guide pipe;
2. in the embodiment of the invention, the first guide component can provide the first in-out guide power for the guide wire, the second guide component can provide the second in-out guide power for the guide wire, and the second guide component can not participate in providing the in-out guide power when the guide wire is taken out, and at the moment, the first guide component is mainly used for providing the in-out guide power for the guide wire, so that the efficiency of taking out the guide wire is improved;
3. in the embodiment of the invention, when the guide wire is fed in, the second inlet and outlet guiding power and the first inlet and outlet guiding power alternately act on the guide wire, and the precision of the second inlet and outlet guiding power is larger than that of the first inlet and outlet guiding power, so that the position of the guide wire can be corrected by using the second guiding assembly to provide the second inlet and outlet guiding power after the first guiding assembly is used for providing the first inlet and outlet guiding power each time, that is, the second inlet and outlet guiding power and the first inlet and outlet guiding power alternately act on the guide wire to form a feeding period, and therefore, the guide wire can be better corrected in each feeding period, and the feeding precision of the guide wire is improved;
4. in the embodiment of the invention, two driving belts, namely a first driving belt and a second driving belt, are configured, wherein the second driving belt is used for driving between the two synchronous wheels, so that the two synchronous wheels are kept to synchronously rotate, the two rotating wheels are further ensured to synchronously rotate, the first driving belt is driven by the rotating wheels to drive the first electromagnet to move, and the stability and the accuracy of the movement of the first driving belt and the first electromagnet are ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of a penetrating positioning catheter for guiding a guidewire;
FIG. 2 is a schematic view of a first guide assembly in a penetrating catheter for guiding a guidewire;
FIG. 3 is a schematic illustration of the clamping of a clamping jaw in a penetrating positioning catheter for guiding a guidewire;
FIG. 4 is a schematic view of the structure of a gripper jaw in a penetrating positioning catheter for guiding a guidewire;
in the figure: 1. a first conduit; 2. a second conduit; 3. a guide wire; 4. a first guide assembly; 5. a second guide assembly; 51. a horizontal driving mechanism; 52. a connecting arm; 53. a second electromagnet; 41. a rotating wheel; 42. a wheel seat; 43. a first belt; 44. a telescopic rod; 45. a second belt; 46. a first electromagnet; 6. clamping claws; 61. an adsorption seat; 62. a buffer connection rack; 63. an air oscillator; 64. holding the claw tightly; 65. a mounting frame; 66. a flexible portion; 67. an articulated arm; 68. and (5) adjusting the rod.
Detailed Description
Referring to fig. 1-4, the present invention provides a penetrating catheter for guiding a guidewire, comprising:
a first conduit 1;
a second catheter 2 coaxially fixed to one side of the first catheter 1 so that a guide wire 3 sequentially passes through the second catheter 2 and the first catheter 1;
a first guiding component 4 embedded in the second catheter 2 and used for providing a first inlet and outlet guiding power for the guide wire 3; and
a second guiding assembly 5 connected between the first catheter 1 and the second catheter 2 for providing a second in-and-out guiding power for the guide wire 3.
Preferably, the second inlet and outlet guiding power precision is greater than the first inlet and outlet guiding power precision;
and when the guide wire is fed in, the second inlet and outlet guiding power and the first inlet and outlet guiding power alternately act on the guide wire 3.
That is, in this embodiment, two catheters are configured to act on the guide wire together so as to guide the guide wire, thereby improving the guiding effect on the guide wire, wherein the two catheters are a first catheter and a second catheter respectively, the second catheter is located at the tail position of the first catheter, the inner diameter of the second catheter is larger than the outer diameter of the first catheter, so that the first guiding component 4 is installed in the second catheter 2, and a second guiding component 5 is further connected between the first catheter 1 and the second catheter 2, the first guiding component 4 can provide a first in-out guiding power for the guide wire, the second guiding component 5 can provide a second in-out guiding power for the guide wire, and it is noted that when the guide wire is taken out, the second guiding component 5 can not participate in providing an in-out guiding power for the guide wire, at this time, the second in-out guiding power is mainly provided by the first guiding component 4, and the first in-out guiding power alternately acts on the guide wire 3, and the second in-out guiding power is larger than the first in-out guiding power is provided by the first guiding component 3, and thus the second in-out guiding power can provide an in-out guiding power alternately in-out guiding component 3 with the first in-out guiding power can provide an in-out guiding power for the first in-out guiding component 3, and a better accuracy correcting time period, so that in-out guiding can be provided by the first in-out guiding component can provide an in-out guiding power for the first in-out guiding component with the first in-out guiding component.
In this embodiment, as shown in fig. 2, the first guiding assembly 4 includes:
wheel seats 42 arranged in the second guide tube 2 in a vertically symmetrical manner;
the rotating wheel 41 arranged on the wheel seat 42 is rotated symmetrically left and right; and
a first driving belt 43 sleeved between the rotating wheels 41 on the same wheel seat 42;
and two first electromagnets 46 are connected to the first belt 43, and the first electromagnets 46 are capable of attracting the gripper 6 to grip the guide wire by the gripper.
Thus, in practice, the displacement drive of the first electromagnet 46 can be achieved by continuous rotation of the wheel, and thus the feeding of the guide wire by the gripper jaw.
As a preferred embodiment, one of the wheels 41 on the same wheel mount 42 has a rotational power;
the synchronous wheels are coaxially fixed on the rotating wheel 41, two synchronous wheels on the same wheel seat 42 are in transmission connection by adopting a second transmission belt 45, and the second transmission belt 45 can keep the two synchronous wheels to synchronously rotate.
It should be noted that, in this embodiment, two driving belts, namely, a first driving belt and a second driving belt, are configured, where the second driving belt is used for driving between the two synchronous wheels, so as to keep the two synchronous wheels rotating synchronously, and further ensure that the two rotating wheels can rotate synchronously, and the first driving belt is driven by the rotating wheels to drive the first electromagnet 46 to displace, so as to ensure the stability and accuracy of the movement of the first driving belt and the first electromagnet.
In this embodiment, the second guiding assembly 5 includes:
the horizontal driving mechanism 51 is connected between the first guide pipe 1 and the second guide pipe 2 in an up-down symmetrical mode, and the horizontal driving mechanism 51 is provided with a horizontal moving end;
a connecting arm 52 having one end connected to the horizontal moving end; and
a second electromagnet 53 connected to the other end of the connecting arm 52 and located on one side of the wheel seat 42 near the guide wire 3;
the connecting arm 52 is telescopically adjustable.
In addition, two first electromagnets 46 on the same wheel seat 42 can be deflected by 270 degrees around the 0 point by another first electromagnet, and the O point is the midpoint of the connecting line between the circle centers of the two rotating wheels 41; so that the first guiding component 4 is used for providing a first in-out guiding power for the guide wire by the clamping jaw 6, and the second guiding component 5 is used for directly receiving the clamping jaw 6 and providing a second in-out guiding power for the guide wire.
That is, when the gripper jaw is attracted by the first electromagnet and sent to the vicinity of the second electromagnet, the gripper jaw is received by the second electromagnet, so that the gripper jaw is driven to perform fine adjustment, at this time, the first electromagnet continues to move until the second electromagnet stops fine adjustment, then the first electromagnet receives the gripper jaw to move to the side, and the other first electromagnet on the same wheel seat also drives the other gripper jaw to move to the side to wait for the next driving of the guide wire, and the two electromagnets cooperate with each other, so that the feeding efficiency of the guide wire can be improved.
As a preferred embodiment, the horizontal driving mechanism 51 is a screw-nut pair structure.
As a preferred embodiment, the wheel seat is driven by a telescopic rod 44 to perform up-and-down movement adjustment, and the telescopic rod 44 is fixedly embedded on the second catheter 2.
In this embodiment, as shown in fig. 3 and 4, the gripper jaw 6 includes:
the adsorption seat 61 is made of plastic material, and iron blocks are embedded in positions corresponding to the first electromagnet and the second electromagnet;
a buffer connection frame 62, one end of which is connected with the adsorption seat 61, and the other end of which is connected with a mounting frame 65; and
an air oscillator 63 is embedded in a mounting frame 65, and the output end is connected to a holding claw 64.
In addition, the holding claw 64 has an arc structure, the middle part of the holding claw is made of hard materials, and the two ends of the holding claw are made of flexible deformable materials;
two ends of the holding claw 64 are hinged with hinge arms 67, the other ends of the hinge arms 67 are hinged to the mounting frame 65, and an adjusting rod 68 is hinged between the hinge arms 67 and the mounting frame 65.
That is, in this embodiment, the enclasping claw can adapt to the seal wire of multiple diameter, when enclasping the seal wire, can carry out inseparabler subsides through enclasping claw's both ends radian change, has improved holistic centre gripping effect.
In particular, when the guide wire is taken out, the second guiding component 5 may not participate in providing the in-out guiding power, at this time, the first guiding component 4 is mainly relied on to provide the in-out guiding power for the guide wire, and when the guide wire is fed in, the second in-out guiding power and the first in-out guiding power alternately act on the guide wire 3, and the accuracy of the second in-out guiding power is greater than that of the first in-out guiding power, so that the position of the guide wire 3 can be corrected by using the second guiding component 5 to provide the second in-out guiding power after the first guiding component 4 is used for providing the first in-out guiding power each time.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. A penetrating positioning catheter for guiding a guidewire, characterized by: comprising the following steps:
a first conduit (1);
a second catheter (2) coaxially fixed to one side of the first catheter (1) so that a guide wire (3) sequentially passes through the second catheter (2) and the first catheter (1);
a first guiding assembly (4) embedded in the second catheter (2) for providing a first in-out guiding power for the guide wire (3); and
a second guiding assembly (5) connected between the first catheter (1) and the second catheter (2) for providing a second in-out guiding power for the guide wire (3);
the second inlet and outlet guiding power precision is larger than the first inlet and outlet guiding power precision;
when the guide wire is fed in, the second inlet and outlet guiding power and the first inlet and outlet guiding power alternately act on the guide wire (3);
the first guide assembly (4) comprises:
wheel seats (42) which are arranged in the second guide pipe (2) in an up-down symmetrical way;
the rotating wheel (41) is symmetrically arranged on the wheel seat (42) in a left-right rotating way; and
a first driving belt (43) sleeved between the rotating wheels (41) on the same wheel seat (42);
the first transmission belt (43) is connected with two first electromagnets (46), and the first electromagnets (46) can absorb the clamping claws (6) so as to clamp the guide wire through the clamping claws;
the second guide assembly (5) comprises:
the horizontal driving mechanism (51) is vertically and symmetrically connected between the first guide pipe (1) and the second guide pipe (2), and the horizontal driving mechanism (51) is provided with a horizontal moving end;
a connecting arm (52) having one end connected to the horizontal movement end; and
a second electromagnet (53) connected to the other end of the connecting arm (52) and positioned on one side of the wheel seat (42) close to the guide wire (3);
the connecting arm (52) can be telescopically adjusted;
two first electromagnets (46) on the same wheel seat (42) can be deflected by 270 degrees around an O point by the other first electromagnet, and the O point is the midpoint of a connecting line between the circle centers of two rotating wheels (41); so that the first guiding component (4) is used for providing first in-out guiding power for the guide wire by the clamping jaw (6), and the second guiding component (5) is used for directly receiving the clamping jaw (6) and providing second in-out guiding power for the guide wire.
2. The penetrating positioning catheter for guiding a guidewire of claim 1, wherein: one of the rotating wheels (41) on the same wheel seat (42) has rotating power;
the synchronous wheels are coaxially fixed on the rotating wheel (41), two synchronous wheels on the same wheel seat (42) are connected by adopting a second driving belt (45) in a driving way, and the second driving belt (45) can keep the two synchronous wheels to synchronously rotate.
3. The penetrating positioning catheter for guiding a guidewire of claim 1, wherein: the horizontal driving mechanism (51) is of a screw-nut pair structure.
4. The penetrating positioning catheter for guiding a guidewire of claim 1, wherein: the wheel seat is driven by a telescopic rod (44) to move up and down for adjustment, and the telescopic rod (44) is fixedly embedded on the second guide pipe (2).
5. The penetrating positioning catheter for guiding a guidewire of claim 1, wherein: the gripper jaw (6) comprises:
the adsorption seat (61) is made of plastic material, and iron blocks are embedded in positions corresponding to the first electromagnet and the second electromagnet;
a buffer connecting frame (62), one end of which is connected with the adsorption seat (61), and the other end of which is connected with a mounting frame (65); and
and the air oscillator (63) is embedded in the mounting frame (65), and the output end of the air oscillator is connected with the holding claw (64).
6. The penetrating positioning catheter for guiding a guidewire of claim 5, wherein: the holding claw (64) is of an arc-shaped structure, the middle part of the holding claw is made of hard materials, and the two ends of the holding claw are made of flexible deformable materials;
two ends of the holding claw (64) are hinged with hinge arms (67), the other ends of the hinge arms (67) are hinged to the mounting frame (65), and an adjusting rod (68) is further hinged between the hinge arms (67) and the mounting frame (65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210145155.9A CN114515376B (en) | 2022-02-17 | 2022-02-17 | Penetrating type positioning catheter for guiding guide wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210145155.9A CN114515376B (en) | 2022-02-17 | 2022-02-17 | Penetrating type positioning catheter for guiding guide wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114515376A CN114515376A (en) | 2022-05-20 |
| CN114515376B true CN114515376B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210145155.9A Active CN114515376B (en) | 2022-02-17 | 2022-02-17 | Penetrating type positioning catheter for guiding guide wire |
Country Status (1)
| Country | Link |
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| CN (1) | CN114515376B (en) |
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| WO1995002430A1 (en) * | 1993-07-15 | 1995-01-26 | Advanced Cardiovascular Systems, Inc. | Rapid exchange type intraluminal catheter with guiding element |
| US5484409A (en) * | 1989-08-25 | 1996-01-16 | Scimed Life Systems, Inc. | Intravascular catheter and method for use thereof |
| CN1921904A (en) * | 2004-02-18 | 2007-02-28 | 皇家飞利浦电子股份有限公司 | Catheter system and method for fine navigation in a vascular system |
| WO2011036852A1 (en) * | 2009-09-25 | 2011-03-31 | 株式会社 京都医療設計 | Medical catheter device |
| CN107898487A (en) * | 2017-11-28 | 2018-04-13 | 郑州大学第附属医院 | A kind of universal thrombus with bionical jellyfish convergent-divergent broken takes device |
| CN111068164A (en) * | 2018-10-18 | 2020-04-28 | 博联众科（武汉）科技有限公司 | Blood vessel intervention operation seal wire rotary device |
| CN113633383A (en) * | 2021-07-28 | 2021-11-12 | 上海卓昕医疗科技有限公司 | Guide wire/catheter delivery device for vascular intervention, use method thereof and vascular intervention surgical robot |
| CN215608617U (en) * | 2021-07-12 | 2022-01-25 | 北京市神经外科研究所 | Vessel intervention catheter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4090407A4 (en) * | 2020-01-15 | 2024-02-21 | Ancora Heart Inc | Devices and methods for positioning a guidewire |
-
2022
- 2022-02-17 CN CN202210145155.9A patent/CN114515376B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5484409A (en) * | 1989-08-25 | 1996-01-16 | Scimed Life Systems, Inc. | Intravascular catheter and method for use thereof |
| WO1995002430A1 (en) * | 1993-07-15 | 1995-01-26 | Advanced Cardiovascular Systems, Inc. | Rapid exchange type intraluminal catheter with guiding element |
| CN1921904A (en) * | 2004-02-18 | 2007-02-28 | 皇家飞利浦电子股份有限公司 | Catheter system and method for fine navigation in a vascular system |
| WO2011036852A1 (en) * | 2009-09-25 | 2011-03-31 | 株式会社 京都医療設計 | Medical catheter device |
| CN107898487A (en) * | 2017-11-28 | 2018-04-13 | 郑州大学第附属医院 | A kind of universal thrombus with bionical jellyfish convergent-divergent broken takes device |
| CN111068164A (en) * | 2018-10-18 | 2020-04-28 | 博联众科（武汉）科技有限公司 | Blood vessel intervention operation seal wire rotary device |
| CN215608617U (en) * | 2021-07-12 | 2022-01-25 | 北京市神经外科研究所 | Vessel intervention catheter |
| CN113633383A (en) * | 2021-07-28 | 2021-11-12 | 上海卓昕医疗科技有限公司 | Guide wire/catheter delivery device for vascular intervention, use method thereof and vascular intervention surgical robot |
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| Publication number | Publication date |
|---|---|
| CN114515376A (en) | 2022-05-20 |
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