Cerebrovascular intervention puncture positioning assembly and positioning system
By designing a cerebrovascular interventional puncture positioning system including radial/femoral puncture positioning base, longitudinal and transverse angle adjustment components, limb support and visual laser, the problem of inaccurate puncture positioning in cerebrovascular interventional therapy is solved, achieving higher puncture success rate and lower medical risk.
Patent Information
- Application Number
- CN202411927704.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-02-28
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
In cerebrovascular interventional treatment, the inaccurate puncture of the femoral or radial artery is caused by repeated punctures, which may cause vasospasm, femoral dissection or pseudoaneurysm, prolong the patient's hospital stay and increase the cost.
A cerebrovascular interventional puncture positioning assembly and positioning system is designed, including a radial/femoral puncture positioning base, longitudinal and transverse angle adjustment components, limb support and visual laser. Through the coordinated work of these components, precise positioning and puncture of cerebrovascular systems can be achieved.
Through precise positioning and adjustment, the success rate of puncture is improved, the risk of blood vessel damage is reduced, the patient's hospital stay is shortened, and the medical expenses are reduced.
Smart Images
Figure CN119523588A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of cerebrovascular puncture positioning instruments, and in particular to a cerebrovascular interventional puncture positioning component and a positioning system. Background Art
[0002] Cerebrovascular interventional treatment is a type of minimally invasive surgery. The doctor makes a 2-3mm incision on the skin of the patient's forearm / leg groin area, and then inserts surgical instruments through the blood vessels in these areas, usually the femoral artery, and then, under the guidance of X-ray equipment, delivers a guide wire or catheter to bypass other blood vessels and directly reach the problematic blood vessels in the brain, and treats the blood vessels, such as balloon dilatation and stent placement.
[0003] When puncturing the femoral artery or radial artery in the cerebral blood vessels, the puncture positioning is often inaccurate, and repeated punctures are required, which in turn causes vascular spasm, femoral artery dissection or pseudoaneurysm, prolonging the patient's hospital stay and increasing the patient's hospitalization costs. Therefore, those skilled in the art hereby propose a solution of a cerebrovascular interventional puncture positioning component and positioning system. Summary of the invention
[0004] In view of the defects raised in the above background technology that the femoral artery or radial artery puncture positioning is inaccurate at the current stage, and repeated punctures are required, resulting in vascular spasm, femoral artery dissection or pseudoaneurysm, a technical solution content of a cerebrovascular interventional puncture positioning component and positioning system is provided.
[0005] It comprises a radial artery / femoral artery puncture positioning base, wherein a plurality of limb support members are movably arranged inside the radial artery / femoral artery puncture positioning base, a longitudinal angle adjustment component is rotatably arranged at the right end of the radial artery / femoral artery puncture positioning base, and a transverse angle adjustment component is fixed at the front end of the longitudinal angle adjustment component; The radial artery / femoral artery puncture positioning base includes a square bottom plate, two servo electric cylinders fixedly connected to the left and right sides of the top surface of the square bottom plate, and an arc-shaped bracket fixedly connected to the top of the servo electric cylinder; The longitudinal angle adjustment assembly includes a fixed block fixed to the right end of the top of the arc-shaped bracket, an axle pin that passes through and rotates inside the fixed block, and a rotating column sleeved on the outer ring surface of the axle pin, and an L-shaped extension rod is fixed to the front side of the outer ring surface of the rotating column; an arc-shaped angle ruler is fixed to the right side surface of the fixed block, and a sliding rod is movably connected inside the arc-shaped angle ruler, and the right end of the sliding rod is fixedly connected to the left side surface of the L-shaped extension rod; The lateral angle adjustment assembly includes an arc-shaped scale, an arc-shaped through slot provided inside the arc-shaped scale, and a slider slidably arranged inside the arc-shaped through slot, the rear end of the slider is connected to a back plate, and the rear side surface of the back plate is fixedly connected to two electric control slide rails, wherein the electric control slide rail is movably arranged on the track of the electric control slide rail, a blood vessel developer is fixed to the rear side surface of the electric control slide rail, and a visible laser is fixed to the bottom surface of the back plate; The limb support includes 6-8 hollow square tubes passing through the inside of the arc-shaped bracket, and a supporting circular plate fixed to the front end of the hollow square tube. A threaded column is rotatably arranged inside the supporting circular plate, and a silicone block is rotatably connected to the top of the threaded column. Three guide columns passing through the supporting circular plate are fixedly connected to the bottom surface of the silicone block.
[0006] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: a layer of silicone anti-skid pad is fixedly connected to the bottom surface of the square bottom plate by adhesive, and a plurality of criss-crossing anti-skid grooves are provided on the bottom surface of the silicone anti-skid pad.
[0007] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: the interior of the arc-shaped bracket is provided with 6-8 square holes arranged in a circular array and passing through front to back, for the hollow square tube to pass through and move; and 6-8 fastening screws arranged in a circular array are penetrated and rotated on the outer ring surface of the arc-shaped bracket, and one end of the fastening screw located inside the square hole is in contact with the surface of the hollow square tube.
[0008] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: the left end of the axle pin is fixedly connected to a limiting block, the right end of the axle pin is connected to a screw rod, and a circular hole is opened inside the fixed block for the axle pin to pass through and rotate; wherein the diameter of the limiting block is larger than the inner diameter of the circular hole inside the fixed block.
[0009] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: the right end face of the rotating column is provided with a nut which is sleeved on the outer ring surface of the screw rod, and the interior of the arc angle ruler is provided with a sliding groove for the sliding rod to move, and the right side surface of the arc angle ruler is provided with angle values in an arc array.
[0010] In the above technical solution of a cerebrovascular interventional puncture positioning assembly, preferably: a through hole for the shaft pin and the screw rod to pass through is opened inside the rotating column, and a gasket is provided between the right end face of the rotating column and the left end face of the nut.
[0011] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: a protrusion is fixedly connected to the bottom surface of the arc-shaped ruler, a connecting rod is connected to the front side of the protrusion, and the front bottom of the connecting rod is fixedly connected to the rear surface of the L-shaped extension rod.
[0012] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: an L-shaped support plate is fixed on the rear surface of the electrically controlled slider, and the bottom surface of the L-shaped support plate is snap-connected to the outer shell of the vascular developer, wherein the detection end of the vascular developer faces downward.
[0013] In the above-mentioned technical solution of a cerebrovascular interventional puncture positioning component, preferably: a threaded hole adapted to the threaded column is opened inside the supporting circular plate, a knob is connected to the bottom end of the threaded column, and the top surface of the silicone block is provided with a concave surface that fits the curve of the brain.
[0014] A technical solution for a cerebrovascular interventional puncture positioning system is also provided; the positioning process includes the following: the patient lies on his back, places his forearms on an arc-shaped bracket, and allows his forehead or the back of his head to contact the bottom silicone block; a knob is used to drive the threaded column to rotate, thereby driving the silicone block to contact the patient's forearm / thigh; after each limb support is locked, the patient's thigh is fixed; The rotating nut releases the locking state of the rotating column, and the lateral angle adjustment assembly is driven to rotate synchronously by rotating the L-shaped extension rod. At the same time, the sliding rod moves inside the slide slot to indicate the rotation angle of the rotating column and the L-shaped extension rod. After rotating to the appropriate position, re-tighten the nut; The arc-shaped ruler changes its angle as the L-shaped extension rod rotates. Manually pull the slider on the front side of the back plate to move in the arc-shaped slot until the slider reaches the specified angle. The visible laser emitted by the visible laser will indicate the position of the radial artery / groin of the leg to be punctured. The blood vessels of the leg are illuminated and displayed using a vascular developer. At this time, the puncture operation is performed on the target point.
[0015] It can be seen from the above technical solutions that the present invention provides a cerebrovascular interventional puncture positioning component and positioning system. Compared with the prior art, the present invention has the following beneficial effects: In the technical solution of the present invention, a radial artery puncture positioning bracket is provided to support the patient's forearm and the forearm is fixed by an adjustable support member on the base, and the transverse and longitudinal angle adjustment components cooperate with each other, so that the transverse and longitudinal angles of the puncture needle around the radial part can be adjusted, thereby achieving the positioning function during the puncture process. At the same time, the visible laser can be used to indicate the position of the head to be punctured, which will improve the success rate of the puncture. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces and describes the drawings required for use in the embodiments of the present invention or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0017] Figure 1 This is an overall schematic diagram of the radial artery / femoral artery puncture positioning stent; Figure 2 Schematic diagram of the base assembly for radial artery / femoral artery puncture positioning stent; Figure 3 A schematic diagram of a lateral angle adjustment component in a radial artery / femoral artery puncture positioning stent; Figure 4 A schematic diagram of a longitudinal angle adjustment component in a radial artery / femoral artery puncture positioning stent; Figure 5 A schematic diagram of a limb support.
[0018] Attached Figure 1 - Attachment Figure 5 The corresponding relationship of the parts is as follows: 1. Radial artery / femoral artery puncture positioning base; 11. Square bottom plate; 12. Servo electric cylinder; 13. Arc bracket; 14. Fastening screw; 15. Silicone anti-skid pad; 2. Longitudinal angle adjustment component; 21. Fixed block; 22. Limit block; 23. Axis pin; 24. Screw; 25. Arc angle ruler; 26. Slide groove; 27. Sliding rod; 28. Rotating column; 29. Nut; 210. L-shaped extension rod; 3. Horizontal angle adjustment component; 31. Arc ruler; 32. Arc through groove; 33. Back plate; 34. Connecting rod; 35. Bump; 36. Electric control slide rail; 37. Electric control slider; 38. Visible laser; 39. Vascular developer; 4. Limb support; 41. Hollow square tube; 42. Guide column; 43. Silicone block; 44. Support circular plate; 45. Threaded column; 46. Knob. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0020] In order to more clearly explain and illustrate the technical solution and implementation of the present invention, several preferred specific embodiments for implementing the technical solution of the present invention are introduced below.
[0021] Embodiment: A preferred technical solution for a cerebrovascular interventional puncture positioning component and positioning system.
[0022] Refer to the instruction manual Figure 1 As shown: it includes a radial artery puncture positioning base 1, a plurality of limb support members 4 are movably arranged inside the radial artery puncture positioning base 1, a longitudinal angle adjustment component 2 is rotatably arranged at the right end of the radial artery puncture positioning base 1, and a transverse angle adjustment component 3 is fixed at the front end of the longitudinal angle adjustment component 2; Refer to the instruction manual Figure 2 As shown: the radial artery puncture positioning base 1 includes a square bottom plate 11, two servo electric cylinders 12 fixedly connected to the left and right sides of the top surface of the square bottom plate 11, and an arc bracket 13 fixedly connected to the top of the servo electric cylinder 12; a layer of silicone anti-skid pad 15 is fixedly connected to the bottom surface of the square bottom plate 11 by adhesive, and a plurality of criss-cross anti-skid grooves are provided on the bottom surface of the silicone anti-skid pad 15. The inside of the arc bracket 13 is provided with 6-8 square holes arranged in a circular array and passing through the front and back, for the hollow square tube 41 to pass through and move; and 6-8 fastening screws 14 arranged in a circular array are passed through and rotated on the outer ring surface of the arc bracket 13, and one end of the fastening screw 14 located inside the square hole contacts the surface of the hollow square tube 41.
[0023] Refer to the instruction manual Figure 4 As shown: the longitudinal angle adjustment assembly 2 includes a fixed block 21 fixed to the right end of the top of the arc-shaped bracket 13, an axle pin 23 running through and rotating inside the fixed block 21, and a rotating column 28 sleeved on the outer ring surface of the axle pin 23, and an L-shaped extension rod 210 is fixed to the front side of the outer ring surface of the rotating column 28; an arc-shaped angle ruler 25 is fixed to the right side surface of the fixed block 21, and a sliding rod 27 is movably connected inside the arc-shaped angle ruler 25, and the right end of the sliding rod 27 is fixedly connected to the left side surface of the L-shaped extension rod 210; Refer to the instruction manual Figure 3As shown, the lateral angle adjustment assembly 3 includes an arc scale 31, an arc slot 32 provided inside the arc scale 31, and a slider slidably arranged inside the arc slot 32, the rear end of the slider is connected to a back plate 33, the rear side surface of the back plate 33 is fixedly connected to two electric control rails 36, wherein an electric control slider 37 is movably arranged on the track of the electric control rail 36, a blood vessel developer 39 is fixed to the rear side surface of the electric control slider 37, and a visible laser 38 is fixed to the bottom surface of the back plate 33; a protrusion 35 is fixedly connected to the bottom surface of the arc scale 31, a connecting rod 34 is connected to the front side of the protrusion 35, and the front bottom of the connecting rod 34 is fixedly connected to the rear side surface of the L-shaped extension rod 210. An L-shaped support plate is fixed to the rear side surface of the electric control slider 37, and the bottom surface of the L-shaped support plate is clamped with the shell of the blood vessel developer 39, wherein the detection end of the blood vessel developer 39 faces downward.
[0024] Refer to the instruction manual Figure 5 As shown: the limb support 4 includes 6-8 hollow square tubes 41 penetrating the interior of the arc-shaped bracket 13, and a supporting circular plate 44 fixed to the front end of the hollow square tube 41, a threaded column 45 is rotatably arranged inside the supporting circular plate 44, a silicone block 43 is rotatably connected to the top of the threaded column 45, and three guide columns 42 penetrating the supporting circular plate 44 are fixedly connected to the bottom surface of the silicone block 43; a threaded hole adapted to the threaded column 45 is provided inside the supporting circular plate 44, a knob 46 is connected to the bottom end of the threaded column 45, and a concave surface fitting the curve of the brain is provided on the top surface of the silicone block 43.
[0025] Refer to the instruction manual Figure 4 As shown: the left end of the shaft pin 23 is fixedly connected to the limit block 22, the right end of the shaft pin 23 is connected to the screw rod 24, and a circular hole is provided inside the fixed block 21 for the shaft pin 23 to pass through and rotate; wherein, the diameter of the limit block 22 is larger than the inner diameter of the circular hole inside the fixed block 21, a nut 29 is provided on the right end face of the rotating column 28 and is sleeved on the outer ring surface of the screw rod 24, and a slide groove 26 is provided inside the arc angle ruler 25 for the sliding rod 27 to move, and angle values in an arc array are provided on the right side surface of the arc angle ruler 25, a through hole is provided inside the rotating column 28 for the shaft pin 23 and the screw rod 24 to pass through, and a gasket is provided between the right end face of the rotating column 28 and the left end face of the nut 29.
[0026] According to the above preferred technical solution, the workflow of the technical solution is described as follows: The patient lies on his back and places his thigh or forearm on the arc bracket 13, so that the thigh or forearm contacts the bottom silicone block 43, and uses the knob 46 to drive the threaded column 45 to rotate, thereby driving the silicone block 43 to contact the patient's thigh or forearm closely. After locking each limb support 4 in turn, the position of the patient's leg and arm is fixed; the rotating nut 29 unlocks the locking state of the rotating column 28, and the lateral angle adjustment component 3 is driven to rotate synchronously by rotating the L-shaped extension rod 210, and the sliding rod 27 moves inside the slide groove 26. Indicate the rotation angle of the rotating column 28 and the L-shaped extension rod 210. After rotating to the appropriate position, re-tighten the nut 29; the arc-shaped ruler 31 changes its angle following the rotation of the L-shaped extension rod 210, and manually pulls the slider on the front side of the back plate 36 to move in the arc-shaped slot 32 until the slider reaches the specified angle. The visible laser emitted by the visible laser 38 will indicate the location of the image and the puncture. At the same time, the blood vessel developer 39 is used to illuminate the blood vessels at the location of the leg or arm. At this time, the puncture operation is performed on the target point.
[0027] The present invention is not limited to the above-mentioned optimal implementation mode. Anyone should be aware that any structural changes made under the inspiration of the present invention, and any technical solutions that are the same or similar to the present invention, fall within the protection scope of the present invention. Finally, it should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the restrictive conditions that can be implemented in this application, so they have no technical substantive significance. Any structural modification, change in proportional relationship or adjustment of size, without affecting the effects that can be produced by this application and the purposes that can be achieved, should still fall within the scope that can be covered by the technical content disclosed in this application.
Claims
1. A cerebrovascular interventional puncture positioning assembly, comprising a radial artery / femoral artery puncture positioning base (1), characterized in that: The radial artery / femoral artery puncture positioning base (1) is provided with a plurality of groups of limb support members (4) in a movable manner inside, and a longitudinal angle adjustment component (2) is rotatably provided at the right end of the radial artery / femoral artery puncture positioning base (1), and a transverse angle adjustment component (3) is fixed to the front end of the longitudinal angle adjustment component (2); The radial artery / femoral artery puncture positioning base (1) comprises a square bottom plate (11), two servo electric cylinders (12) fixedly connected to the left and right sides of the top surface of the square bottom plate (11), and an arc-shaped bracket (13) fixedly connected to the top of the servo electric cylinder (12); The longitudinal angle adjustment assembly (2) comprises a fixed block (21) fixed to the right end of the top of the arc-shaped bracket (13), an axle pin (23) penetrating and rotating inside the fixed block (21), and a rotating column (28) sleeved on the outer ring surface of the axle pin (23), and an L-shaped extension rod (210) is fixed to the front side of the outer ring surface of the rotating column (28); an arc-shaped angle ruler (25) is fixed to the right side surface of the fixed block (21), and a sliding rod (27) is movably connected inside the arc-shaped angle ruler (25), and the right end of the sliding rod (27) is fixedly connected to the left side surface of the L-shaped extension rod (210); The lateral angle adjustment assembly (3) comprises an arc-shaped scale (31), an arc-shaped through groove (32) provided inside the arc-shaped scale (31), and a slider slidably arranged inside the arc-shaped through groove (32), the rear end of the slider being connected to a back plate (33), the rear side surface of the back plate (33) being fixedly connected to two electric control slide rails (36), wherein an electric control slide rail (37) is movably arranged on the track of the electric control slide rail (36), a blood vessel imaging instrument (39) is fixedly arranged on the rear side surface of the electric control slide rail (37), and a visible laser (38) is fixedly arranged on the bottom surface of the back plate (33); The limb support member (4) comprises 6-8 hollow square tubes (41) penetrating the interior of the arc-shaped bracket (13), and a support circular plate (44) fixed to the front end of the hollow square tube (41), a threaded column (45) is rotatably arranged inside the support circular plate (44), a silicone block (43) is rotatably connected to the top end of the threaded column (45), and three guide columns (42) penetrating the support circular plate (44) are fixedly connected to the bottom surface of the silicone block (43).
2. A cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: A layer of silicone anti-skid pad (15) is fixedly attached to the bottom surface of the square bottom plate (11) by adhesive, and a plurality of crisscross anti-skid grooves are provided on the bottom surface of the silicone anti-skid pad (15).
3. A cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: The arc-shaped bracket (13) is provided with 6 to 8 square holes arranged in a circular array and extending from front to back, for allowing the hollow square tube (41) to pass through and move; and 6 to 8 tightening screws (14) arranged in a circular array are rotatably passed through the outer ring surface of the arc-shaped bracket (13), and one end of the tightening screw (14) located inside the square hole contacts the surface of the hollow square tube (41).
4. A cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: The left end of the shaft pin (23) is fixedly connected to the limit block (22), the right end of the shaft pin (23) is connected to the screw rod (24), and a circular hole is provided inside the fixed block (21) for the shaft pin (23) to pass through and rotate; wherein the diameter of the limit block (22) is larger than the inner diameter of the circular hole inside the fixed block (21).
5. The cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: The right end surface of the rotating column (28) is provided with a nut (29) sleeved on the outer ring surface of the screw rod (24), and the interior of the arc angle ruler (25) is provided with a sliding groove (26) for the sliding rod (27) to move, and the right surface of the arc angle ruler (25) is provided with angle values in an arc array.
6. The cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: A through hole is provided inside the rotating column (28) for the shaft pin (23) and the screw rod (24) to pass through, and a gasket is provided between the right end surface of the rotating column (28) and the left end surface of the nut (29).
7. The cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: A protrusion (35) is fixedly connected to the bottom surface of the arc-shaped scale (31), a connecting rod (34) is connected to the front side of the protrusion (35), and the front bottom of the connecting rod (34) is fixedly connected to the rear surface of the L-shaped extension rod (210).
8. The cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: An L-shaped support plate is fixed on the rear surface of the electric control slider (37), and the bottom surface of the L-shaped support plate is engaged with the housing of the vascular imaging instrument (39), wherein the detection end of the vascular imaging instrument (39) faces downward.
9. The cerebrovascular interventional puncture positioning assembly according to claim 1, characterized in that: The support circular plate (44) has a threaded hole inside that matches the threaded column (45), the bottom end of the threaded column (45) is connected to a knob (46), and the top surface of the silicone block (43) is provided with a concave surface that fits the curve of the brain.
10. A cerebrovascular interventional puncture positioning system, characterized in that: A cerebrovascular interventional puncture positioning assembly applicable to any one of claims 1 to 9, and the positioning system includes the following positioning process: S1: The patient lies on his back and places his forearm or leg on the arc-shaped bracket (13), so that the forearm or leg contacts the bottommost silicone block (43), and the knob (46) is used to drive the threaded column (45) to rotate, thereby driving the silicone block (43) to contact the surface of the patient's forearm or leg. After locking each limb support (4), the patient's forearm or leg is fixed; S2: The nut (29) is rotated to release the locking state of the rotating column (28), and the lateral angle adjustment component (3) is driven to rotate synchronously by rotating the L-shaped extension rod (210). At the same time, the sliding rod (27) moves inside the slide groove (26) to indicate the rotation angle of the rotating column (28) and the L-shaped extension rod (210). After rotating to a suitable position, the nut (29) is re-tightened; S3: The arc-shaped ruler (31) changes its angle following the rotation of the L-shaped extension rod (210), and the slider on the front side of the back plate (36) is manually pulled to move in the arc-shaped slot (32) until the slider reaches the specified angle. The visible laser emitted by the visible laser (38) will indicate the position of the radial artery / groin of the leg to be punctured, and the blood vessels of the leg are illuminated and displayed using the blood vessel developer (39). At this time, the puncture needle is operated to perform the puncture operation on the target point.