CN115671511A

CN115671511A - Blood vessel guide wire intervention device

Info

Publication number: CN115671511A
Application number: CN202211518397.4A
Authority: CN
Inventors: 王菲
Original assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Current assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-02-03

Abstract

The invention particularly relates to a vascular guide wire intervention device, which comprises a bottom plate, wherein a guide mechanism is fixedly arranged on the upper part of the left side surface on the bottom plate, a rotating mechanism is arranged on the right side bottom plate of the guide mechanism, a propelling mechanism is arranged on the bottom plate on the right side of the rotating mechanism, the guide mechanism comprises a support frame, a lower catheter is fixedly arranged at the upper end of the support frame, and an upper catheter is arranged above the lower catheter and can be opened and closed: the guide wire can be directly placed into the guide wire propelling intervention device from the upper side, the damage to the head of the guide wire caused by perforation of the guide wire is not needed, meanwhile, the head of some guide wires is thicker than the rear part, and some perforation type guide wire intervention instruments cannot be used.

Description

Blood vessel guide wire intervention device

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a vascular guide wire interventional device.

Background

Cardiovascular and other vascular diseases become the first cause of death in the world and China, and the traditional guide wire interventional instrument needs manual operation by medical staff when in use, and the medical staff can be exposed to ionizing radiation of X-rays for a long time, so that doctors can suffer secondary injury even if wearing heavy lead clothes. Therefore, the guide wire is operated by means of the robot technology, so that a doctor can accurately treat and reduce the injury to medical staff in a physical isolation or remote operation mode.

Therefore, the intervention device of the guide wire is needed to assist in completing the related guide wire intervention operation, the medical staff is prevented from being exposed to radiation for a long time, the action is complex and various in the intervention operation process of the guide wire, and the guide wire is required to be pushed and rotated to complete the whole guide wire intervention operation.

The existing guide wire propulsion device usually clamps a guide wire through a front end guide wheel and controls the guide wire to advance and retreat, the rear end clamps the guide wire through other clamping devices and controls the guide wire to rotate, most of guide wire front-section clamping and guiding mechanisms can only be suitable for the guide wire with single thickness, different clamping mechanisms need to be replaced when guide wires with different thicknesses are replaced, most of guide wire front-end clamping or fixing mechanisms are mostly of a cylindrical structure at present, the guide wire needs to penetrate through the cylindrical structure, when the guide wire penetrates through the cylindrical structure, the end part of the guide wire can be abraded frequently, the guide wire is damaged and cannot be used, the size of some guide wire front-end is larger than that of the rear part, the guide wire front-end cannot penetrate through the cylindrical clamping mechanism, or the guide wire front-end clamping is loose after the cylindrical clamping mechanism penetrates through, and the like. For example, the guiding tube described in the vascular interventional operation guiding wire/catheter delivery device disclosed in patent No. CN108114360a requires a guiding wire to pass through the guiding tube, which is inconvenient to place in the interventional device and may cause abrasion of the guiding wire.

In order to solve the problems, the invention designs the vascular guide wire intervention device which can push and rotate the guide wire, is suitable for guide wires with different thicknesses and can prevent the guide wire from being worn.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a vascular guide wire interventional device.

The purpose of the invention is realized as follows: the vascular guide wire intervention device comprises a bottom plate, wherein a guide mechanism is fixedly arranged on the upper portion of the left side face of the bottom plate, a rotating mechanism is arranged on the bottom plate on the right side of the guide mechanism, a pushing mechanism is arranged on the bottom plate on the right side of the rotating mechanism, the guide mechanism comprises a support frame, a lower guide pipe is fixedly arranged at the upper end of the support frame, and an upper guide pipe is arranged above the lower guide pipe and can be opened and closed.

Further, guiding mechanism is still including rotating the strip, the downcomer is the circular section of thick bamboo with the last pipe combination, a plurality of bar grooves have evenly been seted up on downcomer and last pipe left side, the rotatable strip that rotates that is provided with of bar inslot, be provided with the pivot between rotating strip and the bar groove, the rotatable strip right part that is located of pivot, rotating strip right-hand member fixedly connected with spring one, a spring right-hand member is fixed at bar groove right-hand member, the fixed batter strip that is provided with of bar groove lateral surface, the batter strip lateral surface is the inclined plane of slope that inclines upward left, the rotatable gyro wheel that is provided with of rotating strip left end, the perpendicular bar groove leading flank of center pin of gyro wheel.

Furthermore, the outer side surface of the roller is rotatably provided with a first pulley, and the rotating direction of the first pulley is vertical to that of the roller.

Further, but downcomer right side horizontal slip and rotatable sliding ring that is provided with, sliding ring upper portion is planar structure, sliding ring cross section outside limit is the major arc structure, sliding ring one side middle part has been seted up and has been rotated groove one, the arc spout has been seted up to a rotation groove both sides, the cotter way has been seted up with the upper portion outside in the middle part of the arc spout, cotter way and arc spout UNICOM, it is provided with the arc card to rotate inslot slidable, the fixed arc round pin piece that is provided with in side about the arc card, arc round pin piece slidable is located the arc spout, the bar spout has been seted up on the arc card in the arc round pin piece outside, what can reciprocate in the bar spout is provided with the bayonet lock, the bayonet lock transversely runs through the arc card, the fixed depression bar that is provided with in bayonet lock middle part, the fixed spring two that is provided with in depression bar spout lower part, the lower extreme of spring is fixed in bar spout bottom, bayonet lock slidable is located the arc spout, bayonet lock slidable is located the cotter way.

Further, rotary mechanism is including electric jar one, electric jar two, motor one, the driving gear, driven gear, the fixing base, roller one, roller two, the bracing piece, fixed fixing base and the motor one of being provided with of electric jar output, motor one output runs through the fixing base, fixed driving gear that is provided with of motor one output, the rotatable roller one that is provided with in fixing base upper portion, the fixed driven gear that is provided with of roller one medial surface, driven gear and driving gear intermeshing, the both sides are provided with two electric jars two of symmetry respectively around the electric jar one, bracing piece and two fixed connection of electric jar, bracing piece and bottom plate fixed connection, rotatable roller two that is connected with of electric jar output, be 120 degrees between the angle of the extension direction between two rollers two and roller one.

Further, advancing mechanism is including connecting plate, action wheel, follow driving wheel, motor two, drive belt, and the standing groove has been seted up to bottom plate right part upper surface, and the connecting plate is fixed in the standing groove, and the rotatable action wheel that is connected with in connecting plate left end, the rotatable driven wheel that is connected with of connecting plate right-hand member are provided with the drive belt from being provided with between driving wheel and the action wheel, two output of motor and action wheel fixed connection, motor two is fixed on the bottom plate.

Furthermore, a plurality of connecting seats are uniformly and fixedly arranged on the transmission belt, a first wheel plate and a second wheel plate are arranged on the connecting seats in a front-back sliding mode, a second pulley is rotatably arranged on the first wheel plate, a third pulley is rotatably arranged on the second wheel plate, the third pulleys are vertically distributed, and the horizontal plane of the axis of the second pulley is located in the middle of the third pulleys.

Furthermore, a middle plate is arranged in the connecting seat, a third spring is fixedly arranged on the front side and the rear side of the middle plate respectively, and the outer ends of the three springs are fixedly connected with the first wheel plate and the second wheel plate respectively.

Further, the connection plate upper portion front and back symmetry can be gliding around be provided with two slurcam one, the fixed baffle that is provided with in connecting plate middle part, rotatable running through is provided with the dwang on the baffle, the dwang both ends respectively with two slurcam threaded connection, the screw thread between two slurcam one and the dwang is turned to opposite, slurcam one upper portion fixedly connected with slurcam two, the gliding shelves strip that is provided with around two inboard slurcam two, the shelves strip both ends are the structure that inclines to the outside, be provided with the guide arm on the shelves strip, the gliding slurcam two that is located of guide arm front and back, slurcam two middle part threaded connection has the screw rod, the screw rod inner is rotatable to be connected with the shelves strip.

The guide wire guiding device is provided with the controller for controlling the starting and stopping of the motor and the electric cylinder, the controller is fixed on the bottom plate, the controller can realize the functions, and is not limited specifically, the left end of the guide wire is placed in the lower guide pipe of the guiding mechanism, important parts possibly exist at the head of the guide wire, and the guide wire cannot penetrate through the guiding mechanism from right to left so as to prevent the guide wire from being damaged, and the upper guide pipe and the lower guide pipe which can be opened and closed are arranged can avoid the above-mentioned phenomenon. The upper guide pipe and the lower guide pipe are closed, and the sliding ring is larger than the semicircular ring, so that the closing of the upper guide pipe is not influenced, and the upper guide pipe is provided with a compensation port to avoid interference. Then press the depression bar downwards, depression bar extrusion spring two, in the bayonet lock downstream broke away from the cotter way and got into the arc spout, upwards promoted the arc card to the top, loosened the depression bar, spring two resets and drives the cotter way card income top in, restriction arc card rotates, and the arc card outer end was laminated with the another side of sliding ring this moment. And then the guide wire slides leftwards along the upper guide pipe and the lower guide pipe, the lower guide pipe and the left part of the outer side surface of the upper guide pipe are in threaded connection with the sliding ring, when the sliding ring moves leftwards to a threaded connection part, the sliding ring can be rotated to drive the sliding ring to continuously move leftwards, the inclined pressing strip is extruded at the moment and rotates around the rotating shaft, the guide wire is simultaneously extruded inwards by the plurality of rollers, and the guide wire is fixed at the center of a circular through hole formed by the lower guide pipe and the upper guide pipe, so that the position of the guide wire is limited.

The distance that the sliding ring moved left is big more, and the seal wire receives the extrusion power degree of gyro wheel big more, and when the seal wire moved left, the gyro wheel rotated, can guarantee moving left of seal wire, when the seal wire rotated, the pulley one on the gyro wheel can follow the seal wire and rotate, realized the rotation of seal wire. When the sliding ring needs to be contacted with the roller for extrusion, the sliding ring moves rightwards, the rotating strip resets under the action of the tension of the spring I, and the extrusion on the guide wire is relieved.

When the guide wire needs to be rotated, the guide wire is positioned between the first roller and the second roller, the controller controls the first electric cylinder and the second electric cylinder to lift so as to ensure that the guide wire is fixed at the position of a central shaft when the lower catheter and the upper catheter are in a closed state, and the angle between the two second rollers and the first roller in the extending direction is 120 degrees, so that the two second electric cylinders can synchronously move to limit and fix the guide wire and extrude the guide wire, the controller controls the first motor to rotate, and the first roller rotates to drive the guide wire to rotate; when the guide wire is not required to rotate, the first electric cylinder and the second electric cylinder are contracted to continue to realize the propulsion of the guide wire.

When the guide wires need to be pushed, the controller controls the rotation of the motor II to drive the transmission belt to rotate, the transmission belt drives the wheel plate I and the wheel plate II to move when rotating, when the wheel plate I and the wheel plate II move and are positioned in the barrier strips, the two wheel plates move inwards under the extrusion action of the barrier strips, the guide wires of the wheel plate I and the wheel plate II are extruded, and the two wheel plates continue to move leftwards to drive the guide wires to move leftwards; the realization is to the propulsion of seal wire, when two round boards removed to the left side and breaks away from the shelves strip, two round boards were kept away from by the spring action of spring three, and the transmission of drive belt can drive the seal wire and impel left always, and whole seal wire has realized on whole device simultaneously from last down put into the device in, need not the seal wire step such as punch, and it is more simple and convenient to operate, avoids punching the seal wire head position that arouses to take place the damage, causes the seal wire to damage unable the use. When the guide wires with different thicknesses are suitable for needs, the rotating rod can realize that the front pushing plate and the rear pushing plate move inwards or outwards simultaneously, so that the distance between the two stop bars is changed, and the guide wires with different thicknesses can be extruded and pushed.

The beneficial effect of this device: the guide wire can be directly placed into the guide wire propelling intervention device from the upper side, the damage to the head of the guide wire caused by perforation of the guide wire is not needed, meanwhile, the head of some guide wires is thicker than the rear part, and some perforation type guide wire intervention instruments cannot be used.

Drawings

Fig. 1 is a schematic structural diagram of the invention.

Fig. 2 is a schematic structural view of the guide mechanism of the invention.

Fig. 3 is a partial structural schematic diagram of the guide mechanism of the invention.

Fig. 4 is a cross-sectional view of the inventive guide mechanism.

Fig. 5 is a partial structural schematic diagram of the guide mechanism of the invention.

Fig. 6 is a schematic structural view of the slip ring and the arc-shaped card of the invention.

Fig. 7 is a schematic view of the slip ring structure of the invention.

Fig. 8 is a schematic view of the structure of the arc card of the invention.

Fig. 9 is a schematic structural view of the inventive rotating mechanism.

Fig. 10 is a schematic structural diagram of the propelling mechanism of the invention.

Fig. 11 is a partial structure schematic diagram of the propelling mechanism of the invention.

Fig. 12 is a rear structure diagram of the propelling mechanism of the invention.

Fig. 13 is a partial cross-sectional view of the propulsion mechanism of the invention.

List of reference numerals

1. The device comprises a base plate, 2, a guide mechanism, 201, a support frame, 202, a lower guide tube, 203, an upper guide tube, 204, a compensation opening, 205, a sliding ring, 206, a rotating strip, 207, a sloping pressing strip, 208, a roller, 209, a rotating shaft, 210, a first spring, 211, a pressing rod, 212, an arc-shaped clamping piece, 213, an arc-shaped sliding groove, 214, a strip-shaped sliding groove, 215, a second spring, 216, a clamping pin, 217, an arc-shaped pin piece, 218, a pin groove, 3, a rotating mechanism, 301, a first roller, 302, a driven gear, 303, a driving gear, 304, a fixed seat, 305, a first electric cylinder, 306, a first motor, 307, a second electric cylinder, 308, a supporting rod, 309, a second roller, 4, a propelling mechanism, 401, a second motor, 402, a rotating rod, 403, a first pushing plate, 404, a connecting plate, 405, a driven gear, 406, a driving belt, 407, a second wheel plate, 408, a driving wheel, 409, a blocking strip, 410, a second pushing plate, 411, a screw rod, a third pulley, 414, a connecting seat, 415, 417, a middle plate, a third spring, 418, 6 and a spring control device.

Detailed Description

Embodiment 1, as shown in fig. 1 to 13, a blood vessel guide wire intervention device special for children includes a bottom plate 1, a guide mechanism 2 is fixedly disposed on an upper portion of a left side surface of the bottom plate 1, a rotating mechanism 3 is disposed on a right side bottom plate 1 of the guide mechanism 2, a pushing mechanism 4 is disposed on the bottom plate 1 on a right side of the rotating mechanism 3, the guide mechanism 2 includes a support frame 201, a lower guide tube 202 is fixedly disposed at an upper end of the support frame 201, and an upper guide tube 203 is disposed above the lower guide tube 202 and can be opened and closed.

Guiding mechanism 2 is still including rotating strip 206, downcomer 202 and last pipe 203 make up to the circular cylinder, a plurality of bar grooves have evenly been seted up on downcomer 202 and the last pipe 203 left side, the rotatable strip 206 that rotates that is provided with of bar inslot, be provided with pivot 209 between rotation strip 206 and the bar groove, the rotatable strip 206 right part that rotates that is located of pivot 209, it has spring 210 to rotate 206 right-hand member fixedly connected with, spring 210 right-hand member is fixed at bar groove right-hand member, the fixed holding up ramp 207 that is provided with of bar groove lateral surface, holding up ramp 207 lateral surface is the inclined plane of slope that inclines left, the rotatable gyro wheel 208 that is provided with of rotation strip 206 left end, the perpendicular bar groove leading flank of center pin of gyro wheel 208.

The outer side surface of the roller 208 is rotatably provided with a first pulley, and the rotating direction of the first pulley is vertical to the rotating direction of the roller 208. But downcomer 202 right side horizontal slip and rotatable be provided with sliding ring 205, sliding ring 205 upper portion is planar structure, sliding ring 205 cross section outside limit is the major arc structure, sliding ring 205 a side middle part has been seted up and has been rotated groove one, it has seted up arc spout 213 to rotate groove both sides, round arc spout 213 middle part has been seted up round pin groove 218 with the upper portion outside, round pin groove 218 and arc spout 213 UNICOM, it is provided with arc card 212 to rotate slidable in the groove one, arc card 212 left and right sides side is fixed and is provided with arc round pin piece 217, arc round pin piece 217 slidable is located arc spout 213, the bar spout 214 has been seted up on the arc card 212 in the arc round pin piece 217 outside, what can reciprocate in the bar spout 214 is provided with bayonet lock 216, bayonet lock 216 transversely runs through arc card 212, fixed depression bar 211 that is provided with in the middle part of bayonet lock 216, depression bar 211 lower part is fixed and is provided with spring two 215, spring two 215 lower extremes are fixed in bar spout 214 bottom, bayonet lock 216 slidable is located arc spout 213, bayonet lock 216 is slidable is located round pin groove 218.

The rotating mechanism 3 comprises a first electric cylinder 305, a second electric cylinder 307, a first motor 306, a driving gear 303, a driven gear 302, a fixed seat 304, a first roller 301, a second roller 309 and a support rod 308, wherein the output end of the first electric cylinder 305 is fixedly provided with the fixed seat 304 and the first motor 306, the output end of the first motor 306 penetrates through the fixed seat 304, the output end of the first motor 306 is fixedly provided with the driving gear 303, the upper part of the fixed seat 304 is rotatably provided with the first roller 301, the inner side surface of the first roller 301 is fixedly provided with the driven gear 302, the driven gear 302 and the driving gear 303 are mutually meshed, the front side and the rear side of the first electric cylinder 305 are respectively and symmetrically provided with the second electric cylinders 307, the support rod 308 is fixedly connected with the bottom plate 1, the output end of the second electric cylinders 307 is rotatably connected with the second rollers 309, and the angle of the extending direction between the two rollers 309 and the first roller 301 is 120 degrees.

The propelling mechanism 4 comprises a connecting plate 404, a driving wheel 408, a driven wheel 405, a second motor 401 and a transmission belt 406, a placing groove is formed in the upper surface of the right portion of the bottom plate 1, the connecting plate 404 is fixed in the placing groove, the left end of the connecting plate 404 is rotatably connected with the driving wheel 408, the right end of the connecting plate 404 is rotatably connected with the driven wheel 405, the transmission belt 406 is arranged between the driven wheel 405 and the driving wheel 408, the output end of the second motor 401 is fixedly connected with the driving wheel 408, and the second motor 401 is fixed on the bottom plate 1. The transmission belt 406 is uniformly and fixedly provided with a plurality of connecting seats 414, the connecting seats 414 are provided with a first wheel plate 416 and a second wheel plate 407 which can slide back and forth, the first wheel plate 416 is rotatably provided with a second pulley 415, the second wheel plate 407 is rotatably provided with two third pulleys 413, the third pulleys 413 are distributed up and down, and the horizontal plane of the axis of the second pulley 415 is located at the middle position of the two third pulleys 413. A middle plate 417 is arranged in the connecting seat 414, a third spring 418 is fixedly arranged on the front side and the rear side of the middle plate 417 respectively, and the outer ends of the third springs 418 are fixedly connected with the first wheel plate 416 and the second wheel plate 407 respectively.

The two pushing plates 403 are symmetrically arranged on the upper portion of the connecting plate 404 in a front-back manner and can slide back and forth, a partition plate is fixedly arranged in the middle of the connecting plate 404, a rotating rod 402 can rotatably penetrate through the partition plate, two ends of the rotating rod 402 are respectively in threaded connection with the two pushing plates 403, the thread directions between the two pushing plates 403 and the rotating rod 402 are opposite, a pushing plate II 410 is fixedly connected to the upper portion of the pushing plate 403, a baffle 409 is arranged on the inner side of the pushing plate II 410 in a front-back sliding manner, two ends of the baffle 409 are of an outward inclined structure, a guide rod 412 is arranged on the baffle 409, the guide rod 412 is located in the pushing plate II 410 in a front-back sliding manner, a screw rod 411 is connected to the middle of the pushing plate II 410 in a threaded connection manner, and the inner end of the screw rod 411 is rotatably connected with the baffle 409.

The controller 5 is arranged to control the starting and stopping of the motor and the electric cylinder, the controller 5 is fixed on the bottom plate 1, the controller 5 can realize the functions, and is not particularly limited, the left end of the guide wire 6 is placed in the lower guide pipe 202 of the guide mechanism 2, as the head of the guide wire 6 possibly has important parts, the guide wire cannot pass through the guide mechanism 2 from right to left so as to prevent the guide wire from being damaged, and the upper guide pipe 203 and the lower guide pipe 202 which can be opened and closed are arranged can avoid the above-mentioned phenomenon. The upper guide pipe 203 and the lower guide pipe 202 are closed, and the sliding ring 205 is larger than the semicircular ring, so that the closing of the upper guide pipe 203 is not influenced, and the upper guide pipe 203 is provided with a compensation port 204 to avoid interference. Then the pressing rod 211 is pressed downwards, the second spring 215 is pressed by the pressing rod 211, the bayonet 216 moves downwards to be separated from the pin groove 218 and enter the arc-shaped sliding groove 213, the arc-shaped clamping piece 212 is pushed upwards to the uppermost direction, the pressing rod 211 is loosened, the second spring 215 is reset to drive the bayonet 216 to be clamped into the pin groove 218 above, the arc-shaped clamping piece 212 is limited to rotate, and at the moment, the outer end of the arc-shaped clamping piece 212 is attached to the other side face of the sliding ring 205. And then the guide wire 6 slides leftwards along the upper guide pipe 203 and the lower guide pipe 202, the lower guide pipe 202 and the left part of the outer side surface of the upper guide pipe 203 are in threaded connection with the sliding ring 205, when the sliding ring 205 moves leftwards to the threaded connection position, the sliding ring 205 can be driven to move leftwards continuously by rotating the sliding ring 205, the inclined pressing strip 207 is extruded at the moment, the inclined pressing strip 207 rotates around the rotating shaft 209, a plurality of rollers 208 simultaneously extrude the guide wire 6 inwards, the guide wire 6 is fixed at the center position of a circular through hole formed by the lower guide pipe 202 and the upper guide pipe 203, and the position of the guide wire 6 is limited.

The larger the distance that the sliding ring 205 moves leftward is, the larger the extrusion degree of the guide wire 6 by the roller 208 is, when the guide wire 6 moves leftward, the roller 208 rotates, so that the guide wire 6 can be ensured to move leftward, and when the guide wire 6 rotates, the first pulley on the roller 208 can rotate along with the guide wire 6, so that the guide wire 6 rotates. When the pressing of the contact roller 208 is needed, the sliding ring 205 is moved rightwards, the rotating strip 206 is reset under the action of the tension of the spring 210, and the pressing of the guide wire 6 is released.

When the guide wire 6 needs to be rotated, the guide wire 6 is located between the first roller 301 and the second roller 309, the controller 5 controls the first electric cylinder 305 and the second electric cylinder 307 to ascend and descend, so that the guide wire 6 can be guaranteed to be fixed at the position of a central shaft when the lower catheter 202 and the upper catheter 203 are in a closed state, the angle between the two rollers 309 and the first roller 301 in the extending direction is 120 degrees, the two electric cylinders 307 can move synchronously to limit and fix the guide wire 6, extrusion on the guide wire 6 is achieved, therefore, the controller 5 controls the first motor 306 to rotate, and the rotation of the first roller 301 can drive the guide wire 6 to rotate. When the guide wire 6 is not required to rotate, the first electric cylinder 305 and the second electric cylinder 307 are contracted to continue to realize the propulsion of the guide wire 6.

When the guide wire 6 needs to be pushed, the controller 5 controls the rotation of the motor II 401 to drive the transmission belt 406 to rotate, when the transmission belt 406 rotates, the wheel plate I416 and the wheel plate II 407 are driven to move, when the wheel plate I416 and the wheel plate II 407 move and are positioned in the barrier rib 409, the two wheel plates move inwards under the extrusion action of the barrier rib 409, the guide wire 6 is extruded by the wheel plate I416 and the wheel plate II 407, and the two wheel plates continue to move leftwards to drive the guide wire 6 to move leftwards; the realization is to the propulsion of seal wire 6, when two wheel boards removed to the left side and breaks away from shelves strip 409, two wheel boards were kept away from by the spring action of spring three 418, the transmission of drive belt 406 can drive seal wire 6 and impel left always, whole seal wire 6 has realized on whole device simultaneously from last down put into the device in, need not seal wire 6 steps such as perforate, and it is more simple and convenient to operate, avoid the 6 head parts of seal wire that the perforation arouses to take place the damage, cause seal wire 6 to damage unable the use. When the guide wires 6 with different thicknesses need to be suitable, the rotating rod 402 can be rotated to simultaneously move the front and rear pushing plates 403 inwards or outwards, so that the distance between the two barrier strips 409 is changed, and the guide wires 6 with different thicknesses can be extruded and pushed.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.

Claims

1. A vascular guidewire access device comprising a base plate, characterized in that: the guiding mechanism is fixedly arranged on the upper portion of the left side face of the bottom plate, the rotating mechanism is arranged on the right side bottom plate of the guiding mechanism, the pushing mechanism is arranged on the bottom plate on the right side of the rotating mechanism, the guiding mechanism comprises a supporting frame, a lower guide pipe is fixedly arranged at the upper end of the supporting frame, and an upper guide pipe is arranged above the lower guide pipe and can be opened and closed.

2. A vascular guidewire intervention device as in claim 1, wherein: the rotary mechanism comprises a first electric cylinder, a second electric cylinder, a first motor, a driving gear, a driven gear, a fixed seat, a first roller, a second roller and a supporting rod, wherein the fixed seat and the first motor are fixedly arranged at the output end of the first electric cylinder, the output end of the first motor penetrates through the fixed seat, the driving gear is fixedly arranged at the output end of the first motor, the first roller is rotatably arranged on the upper portion of the fixed seat, the driven gear is fixedly arranged on the inner side surface of the first roller, the driven gear is meshed with the driving gear, the front side and the rear side of the first electric cylinder are respectively and symmetrically provided with the second electric cylinder, the supporting rod is fixedly connected with a bottom plate, and the output end of the second electric cylinder is rotatably connected with the second roller.

3. A vascular guidewire intervention device as in claim 1 or 2, wherein: the propulsion mechanism comprises a connecting plate, a driving wheel, a driven wheel, a second motor and a transmission belt, wherein a placing groove is formed in the upper surface of the right part of the bottom plate, the connecting plate is fixed in the placing groove, the left end of the connecting plate is rotatably connected with the driving wheel, the right end of the connecting plate is rotatably connected with the driven wheel, the transmission belt is arranged between the driven wheel and the driving wheel, the output end of the second motor is fixedly connected with the driving wheel, and the second motor is fixed on the bottom plate.

4. A vascular guidewire intervention device as in claim 3, wherein: the transmission belt is evenly and fixedly provided with a plurality of connecting seats, a wheel plate I and a wheel plate II are arranged on the connecting seats in a front-back sliding mode, a pulley II is rotatably arranged on the wheel plate I, two pulleys III are rotatably arranged on the wheel plate II, the pulleys III are distributed up and down, and the horizontal plane of the axis of the pulley II is located in the middle of the two pulleys III.

5. The vascular-guidewire intervention device of claim 4, wherein: a middle plate is arranged in the connecting seat, a third spring is fixedly arranged on the front side and the rear side of the middle plate respectively, and the outer ends of the three springs are fixedly connected with the first wheel plate and the second wheel plate respectively.

6. The vascular guidewire intervention device of claim 5, wherein: the front and back sliding of the front and back of the upper portion of the connecting plate are provided with the first two push plates, the middle portion of the connecting plate is fixedly provided with a partition plate, the partition plate is rotatably provided with a rotating rod in a penetrating mode, two ends of the rotating rod are respectively in threaded connection with the first two push plates, threads between the first two push plates and the rotating rod are opposite in rotating direction, the first upper portion of each push plate is fixedly connected with the second push plate, and the inner sides of the second push plates are provided with stop bars in a front and back sliding mode.

7. The vascular guidewire intervention device of claim 6, wherein: the two ends of the barrier strip are of structures inclining towards the outside, a guide rod is arranged on the barrier strip and can slide back and forth in the second pushing plate, a screw rod is connected with the middle of the second pushing plate in a threaded mode, and the inner end of the screw rod is connected with the barrier strip in a rotatable mode.