CN114159673A - Vessel catheter intervention device - Google Patents
Vessel catheter intervention device Download PDFInfo
- Publication number
- CN114159673A CN114159673A CN202111489818.0A CN202111489818A CN114159673A CN 114159673 A CN114159673 A CN 114159673A CN 202111489818 A CN202111489818 A CN 202111489818A CN 114159673 A CN114159673 A CN 114159673A
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- Prior art keywords
- mounting sleeve
- conveying
- locking
- bevel gear
- guide rail
- Prior art date
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- 230000007246 mechanism Effects 0.000 claims abstract description 95
- 210000004204 blood vessel Anatomy 0.000 claims abstract description 29
- 230000002792 vascular Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 4
- 229920001296 polysiloxane Polymers 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002526 effect on cardiovascular system Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
- 208000019553 vascular disease Diseases 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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0113—Mechanical advancing means, e.g. catheter dispensers
Abstract
The disclosed embodiments relate to a catheter intervention device for a blood vessel, including: a base; the conveying mechanism comprises a guide rail arranged on the base, a conveying wheel in sliding connection with the guide rail and a conveying support fixedly connected with the conveying wheel, a hollow mounting sleeve is arranged on the conveying support, and the guide pipe penetrates through the mounting sleeve; a locking mechanism coupled to the mounting sleeve for locking the mounting sleeve and thereby locking the conduit; the first driving mechanism is connected with the conveying mechanism and used for driving the conveying wheels to move along the guide rail, so that the guide pipe arranged on the conveying support is driven to move. The installation sleeve for installing the guide pipe is arranged on the conveying mechanism, the guide pipe is fixed through the matching of the locking mechanism connected with the installation sleeve, the guide pipes with different diameters can be replaced according to actual needs, the application requirements of the guide pipes with different diameters in an operation are met, and the guide pipes are convenient to disassemble, assemble and replace.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of medical instruments, in particular to a catheter intervention device for blood vessels.
Background
Cardiovascular and other vascular diseases become the first cause of death in the world and China, and the traditional catheter interventional device needs manual operation of medical staff in use, so that the medical staff can be exposed to ionizing radiation of X rays for a long time, and doctors can be injured secondarily even if wearing heavy lead clothes. Therefore, the catheter is operated by means of the robot technology, so that doctors can accurately treat and reduce the injury to medical staff through a physical isolation or remote operation mode.
At the present stage, the developed and released minimally invasive interventional surgical robot system cannot adjust the thickness of a catheter and cannot select catheters with different wire diameters for use in the surgical process, so that the surgical application range is greatly reduced.
Disclosure of Invention
An object of an embodiment of the present disclosure is to provide a catheter intervention device for blood vessels to solve the problems in the prior art.
The disclosed embodiment provides a catheter intervention device for blood vessels, comprising:
a base;
the conveying mechanism comprises a guide rail arranged on the base, a conveying wheel in sliding connection with the guide rail and a conveying support fixedly connected with the conveying wheel, a hollow mounting sleeve is arranged on the conveying support, and the guide pipe penetrates through the mounting sleeve;
a locking mechanism coupled to the mounting sleeve for locking the mounting sleeve and thereby locking the conduit;
the first driving mechanism is connected with the conveying mechanism and used for driving the conveying wheels to move along the guide rail, so that the guide pipe arranged on the conveying support is driven to move.
In some embodiments, the locking mechanism comprises a locking member and a rotating nut matched with the locking member, one end, away from the blood vessel, of the mounting sleeve is mounted in the locking member, and a screwing portion and a pressing portion are sequentially arranged on the periphery of the locking member along the direction away from the mounting sleeve.
In some embodiments, the press fit is tapered in a direction proximate the swivel nut.
In some embodiments, the press fit portion includes a plurality of tab formations disposed about an outer periphery of the mounting sleeve, the plurality of tab formations tapering in radial dimension in a direction approaching the spin nut to form the tapered formation.
In some embodiments, the screwing portion includes a thread structure arranged on the outer periphery of the mounting sleeve, and an internal thread matched with the screwing portion is arranged in the rotating nut.
In some embodiments, the vascular catheter access device further includes a transmission mechanism for connecting the first driving mechanism and the delivery mechanism, the transmission mechanism includes a gear and a rack that are engaged with each other, the gear is connected to an output shaft of the first driving mechanism, the rack is mounted on the base and is parallel to the guide rail, and the movement of the first driving mechanism can drive the gear to move along the rack, so as to drive the delivery wheel to move along the guide rail.
In some embodiments, the catheter-for-vessels interventional device further comprises:
the rotating mechanism is arranged on the conveying support and connected with the mounting sleeve and is used for driving the mounting sleeve to rotate so as to drive the guide pipe arranged on the mounting sleeve to rotate;
and the second driving mechanism is arranged on the conveying support, connected with the rotating mechanism and used for driving the rotating mechanism to rotate.
In some embodiments, the rotating mechanism comprises a first bevel gear and a second bevel gear which are vertically meshed with each other, the first bevel gear is coaxially connected with the mounting sleeve, and the second bevel gear is connected with an output shaft of the second driving mechanism.
In some embodiments, the conveying support comprises a support body and two vertical plates mounted on the support body, the two vertical plates are arranged at a certain distance, the mounting sleeve penetrates through the two vertical plates, the first bevel gear is mounted on the vertical plate near one end of the blood vessel and fixedly connected with the mounting sleeve, and the second output shaft of the second driving mechanism is mounted on the support body and coaxially connected with the second bevel gear.
In some embodiments, the connection portion of the mounting sleeve and the first bevel gear is at least partially flat.
According to the catheter intervention device for the blood vessel, the installation sleeve for installing the catheter is arranged on the conveying mechanism, and the catheter is locked and fixed through the matching of the locking mechanism connected with the installation sleeve, so that catheters with different diameters can be replaced according to actual needs in an operation, the application requirements of catheters with different diameters in the operation are met, the application range of intervention operation equipment is expanded, and the catheter is convenient to disassemble, assemble and replace; meanwhile, the embodiment of the disclosure can realize the transportation and rotation of the catheter at the same time by the matching of the rotating mechanism arranged on the transportation mechanism, and the transportation and the rotation are not affected with each other, so that the synchronous operation similar to a human hand can be realized, and the automation degree of the catheter intervention device for the blood vessel is improved; in addition, the conveying mechanism and the rotating mechanism adopt a modularized structure, can be disassembled and replaced as consumables, and can effectively reduce the use cost of the intervention device.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments, by way of example and not by way of limitation, and together with the description and claims, serve to explain the claimed embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.
Fig. 1 is a schematic structural view of a catheter interventional device for blood vessels according to an embodiment of the present disclosure;
fig. 2 is a partial structural view in another direction of a catheter access device for blood vessels according to an embodiment of the present disclosure;
FIG. 3 is a schematic view of a delivery mechanism, a locking mechanism, and a rotation mechanism of an embodiment of the present disclosure;
FIG. 4 is a schematic view of the assembled structure of the rotating mechanism and the locking mechanism of FIG. 3;
FIG. 5 is a schematic view of the structure of FIG. 4 in another orientation (without the spin nut);
FIG. 6 is a schematic structural diagram of a locking mechanism according to an embodiment of the present disclosure;
fig. 7 is a schematic structural diagram of a base according to an embodiment of the disclosure.
Reference numerals:
1-base, 11-fixed mount; 2-conveying mechanism, 21-guide rail, 22-conveying wheel, 23-conveying support, 231-support body, 232-vertical plate, 24-mounting sleeve and 241-flat structure; 3-locking mechanism, 31-locking piece, 311-screwing part, 322-pressing part, 313-limiting part, 32-rotating nut and 33-silica gel washer; 41-gear, 42-rack; 51-a first output shaft; 6-rotating mechanism, 61-first bevel gear, 62-second bevel gear; 71-second output shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.
Unless otherwise defined, technical or scientific terms used in the embodiments of the present disclosure should have the ordinary meaning as understood by those having ordinary skill in the art to which the embodiments of the present disclosure belong. The use of "first," "second," and similar terms in the embodiments of the disclosure is not intended to indicate any order, quantity, or importance, but rather to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the disclosed embodiments clear and concise, detailed descriptions of known functions and known components are omitted from the disclosed embodiments.
Fig. 1 to 7 show schematic structural views of a catheter interventional device for blood vessels according to an embodiment of the present disclosure. As shown in fig. 1 to 7, a catheter interventional device for blood vessels provided by an embodiment of the present disclosure includes a base 1, a delivery mechanism 2, a locking mechanism 3, and a first driving mechanism; the conveying mechanism 2 comprises a guide rail 21 arranged on the base 1, a conveying wheel 22 connected with the guide rail 21 in a sliding manner, and a conveying support 23 fixedly connected with the conveying wheel 22, a hollow mounting sleeve 24 is arranged on the conveying support 23, and the guide pipe penetrates through the mounting sleeve 24; the locking mechanism 3 is connected with the mounting sleeve 24 and is used for locking the mounting sleeve 24 so as to lock the conduit; and the first driving mechanism is connected with the conveying mechanism 2 and is used for driving the conveying wheel 22 to move along the guide rail 21 so as to drive the guide pipe arranged on the conveying bracket 23 to move.
The catheter intervention device for the blood vessel provided by the embodiment of the disclosure is characterized in that the conveying mechanism 2 is provided with the installation sleeve 24 for installing the catheter, the locking mechanism 3 connected with the installation sleeve 24 is matched to lock and fix the catheter, catheters with different diameters can be replaced according to actual needs in an operation, the application requirements of catheters with different diameters in the operation are met, the application range of intervention operation equipment is expanded, and the catheter is convenient to disassemble, assemble and replace.
After the mounting sleeve 24 is locked by the locking mechanism 3, the guide rail 21 of the conveying mechanism 2 is matched with the conveying wheel 22 in a sliding manner, so that the guide pipe can be conveyed.
It will be appreciated that the end of the vascular catheter access device proximal to the blood vessel is the forward end of the device and the end distal from the blood vessel is the rearward end of the device. The conveying mechanism 2 drives the catheter to move towards the blood vessel to move forwards, so that the catheter can be conveyed into the blood vessel; the conveying mechanism 2 drives the catheter to move away from the blood vessel to move backwards, so that the catheter can be taken out of the blood vessel.
In some embodiments, as shown in fig. 3 to 6, the locking mechanism 3 includes a locking member 31 and a rotating nut 32 cooperating with the locking member 31, one end (rear end) of the mounting sleeve 24 away from the blood vessel is mounted in the locking member 31, and a screwing portion 311 and a pressing portion 312 are sequentially disposed on the outer periphery of the locking member 31 along the direction away from the mounting sleeve 24.
Specifically, the mounting sleeve 24 is mounted in the locker 31 from one end of the locker 31, and the swivel nut 32 is screwed into the outer circumference of the locker 31 from the other end of the locker 31.
The rotating nut 32 can be screwed into the locking piece 31 by rotating the rotating nut 32, in the screwing process of the rotating nut 32, the rotating nut 32 can be firstly matched with the pressing part 312 to tightly press the mounting sleeve 24, and the rotating nut 32 is continuously screwed into the fixing sleeve to be matched with the screwing part 311 to tightly lock and fix the mounting sleeve 24, so that the catheter arranged on the mounting sleeve 24 is fixed.
Further, the pressing portion 312 is a tapered structure along a direction close to the rotating nut 32, and the tapered structure has a certain taper, so that an acting force (pressing force) between the rotating nut 32 and the pressing portion 312 is gradually increased in a process of screwing in the locking member 31, and the mounting sleeve 24 is pressed; during unscrewing of retaining member 31, the force applied to engagement portion 312 is reduced, thereby releasing mounting sleeve 24 and facilitating removal of the catheter.
As shown in fig. 3, in the present embodiment, the press-fit portion 312 includes a plurality of sheet-like structures disposed around the outer periphery of the mounting sleeve 24, and the radial dimensions of the plurality of sheet-like structures are gradually reduced in a direction approaching the swivel nut 32 to form the tapered structure. The sheet-like configuration around the mounting sleeve 24 allows the press fit 312 to withstand compressive forces in all directions and provides a greater compressive force to lock the mounting sleeve 24 with less torque applied to the swivel nut 32 than a unitary configuration. In addition, the sheet structure is convenient for forming a tapered structure, and the processing is convenient.
Further, a plurality of teeth may be provided on a side of the sheet structure close to the screwing portion 311 to further provide a larger pressing force to facilitate the locking and fixing of the catheter.
In this embodiment, the screwing portion 311 includes a thread structure provided on the outer periphery of the mounting sleeve 24, and an internal thread engaged with the screwing portion 311 is provided in the swivel nut 32. Through the screwing fit of the rotating nut 32 and the screwing part 311, the mounting sleeve 24 can be locked and fixed while the mounting sleeve 24 is pressed tightly through the pressing part 312, and the reliability of the locking mechanism 3 is ensured.
In some embodiments, as shown in fig. 3, a position of the outer circumference of the locking member 31 near the screwing portion 311 is further provided with a limiting portion 313 for limiting the rotation nut 32.
In some embodiments, the locking mechanism further comprises a silicone washer 33 sleeved in the locking member 31, and one end of the silicone washer 33 close to the swivel nut 32 is at least partially protruded out of the locking member 31, that is, the locker 31 has a through-hole penetrating both ends thereof, the mounting sleeve 24 is mounted to one end of the locker 31, the silicone washer 33 is mounted in the locker 31 from the other end of the locker 31, and a portion of the silicone washer 33 protrudes from the other end of the locker 31, through setting up the silica gel packing ring 33 that the part stretches out retaining member 31, can protect installation sleeve 24 through the silica gel packing ring 33 that sets up between the inner wall of retaining member 31 and installation sleeve 24 on the one hand, and on the other hand can form certain buffering when locking through the cooperation of the partial silica gel packing ring 33 that stretches out retaining member 31 and swivel nut 32, when guaranteeing to compress tightly, prevents to cause the damage to retaining member 31.
In this embodiment, the locking member 31 and the mounting sleeve 24 are of a split structure, which facilitates replacement of the mounting sleeve 24; in other embodiments, the locking member 31 and the mounting sleeve 24 may be an integral structure, that is, the screwing portion 311 and the pressing portion 312 may be formed on the outer periphery of one end of the mounting sleeve 24, and the integral structure may ensure the fixed connection between the locking member 31 and the mounting sleeve 24.
In some embodiments, as shown in fig. 1 and 7, the guide rails 21 are installed on both sides of the base 1 through the fixing frame 11, the guide rails 21 located on both sides of the base 1 form a sliding space, and the conveying brackets 23 are provided with conveying wheels 22 on both sides thereof to respectively cooperate with the guide rails 21 located on both sides of the base 1.
The vascular catheter interventional device further comprises a transmission mechanism used for connecting the first driving mechanism and the conveying mechanism 2, the transmission mechanism comprises a gear 41 and a rack 42 which are meshed with each other, the gear 41 is installed on the conveying support 23 and connected with a first output shaft 51 of the first driving mechanism, the rack 42 is installed on the base 1 and arranged in parallel with the guide rail 21, and the first driving mechanism moves to drive the gear 41 to move along the rack 42 so as to drive the conveying wheel 22 to move along the guide rail 21.
In this embodiment, as shown in fig. 1, a gear 41 is mounted at the bottom of the conveying bracket 23 and is engaged with a rack 42 mounted on the side wall of the base 1; the conveying wheel 22 is mounted on the side wall of the conveying support 23 and is in sliding connection with the guide rail 21 above the rack 42, the structure is simple and reasonable, and the smooth movement of the conveying mechanism 2 can be ensured through the matching of the conveying wheel 22 and the guide rail 21.
In some embodiments, as shown in fig. 2, the catheter-for-vessels interventional device further comprises:
the rotating mechanism 6 is arranged on the conveying support 23, connected with the mounting sleeve 24 and used for driving the mounting sleeve 24 to rotate so as to drive the guide pipe arranged on the mounting sleeve 24 to rotate;
and the second driving mechanism is arranged on the conveying bracket 23, connected with the rotating mechanism 6 and used for driving the rotating mechanism 6 to rotate.
In a preferred embodiment, as shown in fig. 3 to 5, the rotating mechanism 6 comprises a first bevel gear 61 and a second bevel gear 62 which are vertically engaged with each other, the first bevel gear 61 is coaxially connected with the mounting sleeve 24, and the second bevel gear 62 is connected with a second output shaft 71 of the second driving mechanism.
In this embodiment, the installation sleeve 24 is driven to rotate by the rotation of the bevel gears which are vertically engaged with each other, so that the transmission direction of the force can be directly changed, thereby realizing the rotation of the installation sleeve 24, and the transmission is simple and reliable.
In a specific implementation, the rotating mechanism 6 may also adopt a gear mechanism, a belt structure, or a combination of the two, etc. to convert the power output by the second output shaft 71 of the second driving mechanism into the power for rotating the mounting sleeve 24.
In this embodiment, the conveying mechanism 2 and the rotating mechanism are driven to operate by different driving mechanisms respectively, so that the conveying and the rotating of the catheter can be realized, the conveying and the rotating of the catheter are not affected mutually, the synchronous operation similar to a human hand can be realized, the human hand is not required to operate, and the automation degree of the catheter intervention device for the blood vessel can be improved. In addition, the conveying mechanism 2 and the rotating mechanism 6 adopt a modularized structure, can be disassembled and replaced as consumables, and can effectively reduce the use cost of the intervention device.
In some embodiments, as shown in fig. 2, the conveying support 23 includes a support body 231 and two vertical plates 232 mounted on the support body 231, the two vertical plates 232 are disposed at a certain distance from the top of the support body 231, the mounting sleeve 24 penetrates through the two vertical plates 232, the first bevel gear 61 is mounted on the vertical plate 232 near one end of the blood vessel and fixedly connected with the mounting sleeve 24, and the second output shaft 71 of the second driving mechanism is mounted on the support body 231 and coaxially connected with the second bevel gear 62; the conveying wheels 22 are mounted to a side wall of the frame body 231 so as to be slidably engaged with the guide rail 21.
Through installing sleeve 24 in two risers 232 that the interval set up, can be to installing sleeve 24's reliable support, and two risers 232 are as installing sleeve's installing support, can reduce the whole volume of transfer support 23, guarantee the smooth removal of transfer support 23, and can reduce the processing cost.
In some embodiments, the connecting portion of the mounting sleeve 24 and the first bevel gear 61 is at least partially of a flat structure 241, so that a certain friction is formed between the mounting sleeve 24 and the first bevel gear 61, and the mounting sleeve 24 and the first bevel gear 61 are reliably fixed.
The catheter intervention device for the blood vessel provided by the embodiment of the disclosure can be suitable for blood vessels such as cardiovascular vessels, cerebrovascular vessels, peripheral blood vessels, aorta vessels, tumor blood vessels and the like.
The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the disclosure herein is not limited to the particular combination of features described above, but also encompasses other embodiments in which any combination of the features described above or their equivalents does not depart from the spirit of the disclosure. For example, the above features and (but not limited to) the features disclosed in this disclosure having similar functions are replaced with each other to form the technical solution.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.
While the present disclosure has been described in detail with reference to the embodiments, the present disclosure is not limited to the specific embodiments, and those skilled in the art can make various modifications and alterations based on the concept of the present disclosure, and the modifications and alterations should fall within the scope of the present disclosure as claimed.
Claims (10)
1. A catheter vascular access device comprising:
a base;
the conveying mechanism comprises a guide rail arranged on the base, a conveying wheel in sliding connection with the guide rail and a conveying support fixedly connected with the conveying wheel, a hollow mounting sleeve is arranged on the conveying support, and the guide pipe penetrates through the mounting sleeve;
a locking mechanism coupled to the mounting sleeve for locking the mounting sleeve and thereby locking the conduit;
the first driving mechanism is connected with the conveying mechanism and used for driving the conveying wheels to move along the guide rail, so that the guide pipe arranged on the conveying support is driven to move.
2. The vascular catheter intervention device as defined in claim 1, wherein the locking mechanism comprises a locking member and a rotating nut matched with the locking member, one end of the mounting sleeve, which is far away from the blood vessel, is mounted in the locking member, and the periphery of the locking member is provided with a screwing portion and a pressing portion in sequence along the direction of the mounting sleeve.
3. The vascular catheter access device of claim 2, wherein the crimp is tapered in a direction proximal to the swivel nut.
4. A vascular catheter access device as in claim 3, wherein the crimp comprises a plurality of tabs disposed around the periphery of the mounting sleeve, the plurality of tabs tapering in radial dimension in a direction approaching the swivel nut to form the tapered structure.
5. The vascular catheter access device of claim 2, wherein the screw portion includes a thread structure formed on an outer periphery of the mounting sleeve, and an internal thread is formed in the rotating nut to be engaged with the screw portion.
6. The vascular catheter access device of claim 1, further comprising a transmission mechanism for connecting the first driving mechanism and the delivery mechanism, wherein the transmission mechanism comprises a gear and a rack engaged with each other, the gear is connected to an output shaft of the first driving mechanism, the rack is mounted on the base and arranged parallel to the guide rail, and the movement of the first driving mechanism can drive the gear to move along the rack, so as to drive the delivery wheel to move along the guide rail.
7. The catheter for blood vessels intervention device of claim 1, wherein the catheter for blood vessels intervention device further comprises:
the rotating mechanism is arranged on the conveying support and connected with the mounting sleeve and is used for driving the mounting sleeve to rotate so as to drive the guide pipe arranged on the mounting sleeve to rotate;
and the second driving mechanism is arranged on the conveying support, connected with the rotating mechanism and used for driving the rotating mechanism to rotate.
8. The vascular catheter access device of claim 7, wherein the rotation mechanism comprises a first bevel gear and a second bevel gear that are vertically engaged with each other, the first bevel gear being coaxially coupled to the mounting sleeve, the second bevel gear being coupled to an output shaft of the second drive mechanism.
9. The vascular catheter access device of claim 8, wherein the delivery stent comprises a frame body and two vertical plates mounted on the frame body, the two vertical plates are spaced apart from each other, the mounting sleeve penetrates through the two vertical plates, the first bevel gear is mounted on the vertical plate near one end of the blood vessel and fixedly connected with the mounting sleeve, and the second output shaft of the second driving mechanism is mounted on the frame body and coaxially connected with the second bevel gear.
10. The vascular catheter access device of claim 8, wherein the mounting sleeve is at least partially flat at the location where the first bevel gear is coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111489818.0A CN114159673B (en) | 2021-12-08 | 2021-12-08 | Vascular catheter interventional device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111489818.0A CN114159673B (en) | 2021-12-08 | 2021-12-08 | Vascular catheter interventional device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114159673A true CN114159673A (en) | 2022-03-11 |
| CN114159673B CN114159673B (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111489818.0A Active CN114159673B (en) | 2021-12-08 | 2021-12-08 | Vascular catheter interventional device |
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| US20070225684A1 (en) * | 2006-03-24 | 2007-09-27 | Medical Components, Inc. | Luer connector assembly with clamping sleeve and method of use |
| CN107374738A (en) * | 2017-07-06 | 2017-11-24 | 北京理工大学 | A kind of intervention operation robot from end and its mobile platform and control method |
| CN108114360A (en) * | 2017-12-19 | 2018-06-05 | 深圳先进技术研究院 | Blood vessel intervention operation seal wire/catheter delivery device |
| CN108158656A (en) * | 2017-11-27 | 2018-06-15 | 北京理工大学 | Endovascular intervention operation robot seal wire/catheter manipulation torque detecting apparatus |
| CN111110989A (en) * | 2018-10-31 | 2020-05-08 | 博联众科（武汉）科技有限公司 | Blood vessel intervention operation guide wire catheter advancing device |
| CN112618948A (en) * | 2020-12-30 | 2021-04-09 | 武汉佑康科技有限公司 | Connecting structure for sealing and locking luer connector and guide pipe |
| CN112657049A (en) * | 2020-12-30 | 2021-04-16 | 武汉佑康科技有限公司 | Connecting structure for sealing and locking guide pipe |
-
2021
- 2021-12-08 CN CN202111489818.0A patent/CN114159673B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070225684A1 (en) * | 2006-03-24 | 2007-09-27 | Medical Components, Inc. | Luer connector assembly with clamping sleeve and method of use |
| CN107374738A (en) * | 2017-07-06 | 2017-11-24 | 北京理工大学 | A kind of intervention operation robot from end and its mobile platform and control method |
| CN108158656A (en) * | 2017-11-27 | 2018-06-15 | 北京理工大学 | Endovascular intervention operation robot seal wire/catheter manipulation torque detecting apparatus |
| CN108114360A (en) * | 2017-12-19 | 2018-06-05 | 深圳先进技术研究院 | Blood vessel intervention operation seal wire/catheter delivery device |
| CN111110989A (en) * | 2018-10-31 | 2020-05-08 | 博联众科（武汉）科技有限公司 | Blood vessel intervention operation guide wire catheter advancing device |
| CN112618948A (en) * | 2020-12-30 | 2021-04-09 | 武汉佑康科技有限公司 | Connecting structure for sealing and locking luer connector and guide pipe |
| CN112657049A (en) * | 2020-12-30 | 2021-04-16 | 武汉佑康科技有限公司 | Connecting structure for sealing and locking guide pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114159673B (en) | 2023-11-07 |
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