Ultrasonic guided puncture auxiliary device
By designing a multi-degree-of-freedom adjustment ultrasonic guided puncture assist device, the problem of probe shaking caused by hand fatigue during ultrasonic guided puncture is solved, and the accuracy and safety of puncture are improved.
Patent Information
- Application Number
- CN202510290252.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-12
- Publication Date
- 2025-05-16
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
During ultrasound-guided puncture, the doctor will be tired of the hand due to long-term stability, causing the probe to shake slightly, affecting the accuracy and safety of the puncture.
An ultrasonic guided puncture auxiliary device including a height adjustment mechanism, a horizontal adjustment mechanism and an angle adjustment mechanism is designed to achieve rapid installation and disassembly through a shaped frame and a fastening bolt, adjust the height, horizontal position and angle of the ultrasonic probe to ensure multiple degrees of freedom adjustment of the probe.
It effectively reduces probe shaking caused by hand fatigue, improves the accuracy and safety of puncture, and avoids surgical failure or unnecessary harm to the patient.
Smart Images
Figure CN120000346A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of medical auxiliary instruments in the imaging department, and particularly relates to an ultrasonic-guided puncture auxiliary device. Background Art
[0002] In the medical field, ultrasonic-guided puncture technology is widely used in the diagnosis and treatment of various diseases. During the traditional ultrasonic-guided puncture process, doctors need to keep their hands stable for a long time, hold the ultrasonic probe to accurately position and guide the target area. However, in actual operation, doctors' hands are prone to fatigue due to maintaining the same posture for a long time, which may then cause slight shaking of the probe.
[0003] Although this slight shaking seems insignificant, during the puncture needle insertion process that requires high precision, it may have a significant impact on the accuracy of the puncture. The shaking may cause the relative position between the probe and the target area to shift, thereby increasing the difficulty and risk of puncture, and even may lead to the failure of the operation or unnecessary harm to the patient.
[0004] Therefore, there is an urgent need for a device that can assist doctors in keeping the probe stable during the ultrasonic-guided puncture process to reduce the shaking caused by hand fatigue and improve the accuracy and safety of the puncture.
[0005] Therefore, the present invention discloses an ultrasonic-guided puncture auxiliary device. Summary of the Invention
[0006] To achieve the above object, the present invention is realized through the following technical solutions. An ultrasonic-guided puncture auxiliary device includes: a height adjustment mechanism, a horizontal adjustment mechanism, an angle adjustment mechanism, and a fixing mechanism; The height adjustment mechanism includes: a U-shaped frame; a sleeve is integrally provided at the upper end of the U-shaped frame, and a lifting rod is slidably installed in the sleeve, and the upper end of the sleeve is rotatably connected to a driving screw sleeve to control the lifting of the lifting rod; a limiting chute is opened at the front end of the lifting rod, and a horizontal limiting mechanism is slidably installed in the limiting chute; The horizontal limiting mechanism includes: a connecting rod; the connecting rod is slidably connected to a moving rod; an installation block is integrally provided at the front end of the connecting rod; a ball groove is opened at the lower end of the installation block to connect a fixing rod, and L-shaped rods are arranged in an array on the four sides of the installation block to install the angle adjustment mechanism The angle adjustment mechanism includes a horizontal adjustment ring, a vertical adjustment ring, and a pin shaft; the horizontal adjustment ring is rotatably connected to the L-shaped rods on the front and rear sides, and the vertical adjustment ring is rotatably connected to the L-shaped rods on the left and right sides; the inner wall of the vertical adjustment ring is rotatably connected to the vertical adjustment ring, and limiting grooves are opened in the middle of both the vertical adjustment ring and the horizontal adjustment ring to slidably connect the fixing rod, so as to keep the fixing rod at the intersection position of the horizontal adjustment ring and the vertical adjustment ring; An installation plate is provided at the lower end of the fixed rod; a screw rod is threadedly connected to the middle of the installation plate, and sliding rods are integrally formed on the wall of the installation plate on both sides of the screw rod to slidably install a fixed plate; the fixed plate is threadedly connected to the screw rod; Further, a fastening bolt is threadedly connected to the lower part of the U-shaped frame, and the installation and separation of the U-shaped frame and the hospital bed are controlled by the fastening bolt; A square groove is formed in the middle of the sleeve to slidably connect a lifting rod; the upper end of the sleeve is rotatably connected to a screw sleeve, and the screw sleeve is threadedly connected to the lifting rod, and the lifting of the lifting rod is controlled by the screw sleeve; Further, the lifting rod is an L-shaped rod, and a square block is provided at the lower end of the lifting rod to slidably connect to the square groove; a screw sleeve one is rotatably connected to the front end of the lifting rod; the screw sleeve one is threadedly connected to the moving rod, and the horizontal expansion and contraction of the moving rod are controlled by the screw sleeve one; Further, dials for easy拨动 are provided at both ends of the horizontal adjustment ring and the vertical adjustment ring, and a pin shaft penetrating the dial is provided on the dial; the pin shaft is inserted and connected to the L-shaped rod; the rotation of the horizontal adjustment ring and the vertical adjustment ring is locked by the pin shaft; A plurality of jacks are arranged in an array at one end of the L-shaped rod to movably connect the pin shaft; Further, a ball head is provided at the upper end of the fixed rod to rotatably connect to a ball groove; Further, the fixed plate is a trapezoidal plate, and the upper end of the fixed plate is slidably connected to the sliding rod; corrugations for enhancing the fixing effect are provided on the wall of the fixed plate; The beneficial effects of the present invention are: The present invention discloses an ultrasonic-guided puncture assistance device, including: a height adjustment mechanism, a horizontal adjustment mechanism, an angle adjustment mechanism, and a fixing mechanism; the cooperation of the U-shaped frame and the fastening bolt ensures the quick installation and disassembly of the device on the operating table; The height adjustment mechanism and the horizontal adjustment mechanism are provided; the linear lifting of the lifting rod inside the sleeve is controlled by rotating the screw sleeve to adjust the height of the angle adjustment mechanism; and the horizontal movement of the moving rod inside the lifting rod is controlled by rotating the screw sleeve one to adjust the distance between the angle adjustment mechanism and the edge of the operating table; the quick adjustment of the height and horizontal position of the angle adjustment mechanism is realized by the height adjustment mechanism and the horizontal adjustment mechanism; The angle adjustment mechanism and the fixed rod are provided, and the fixing plates on both sides are controlled to approach or move away synchronously by the screw rod to clamp and fix the ultrasonic probe; and by pulling out the pin shaft, the locking of the horizontal adjustment ring and the vertical adjustment ring is released, the horizontal adjustment ring and the vertical adjustment ring are rotated, driving the fixed rod to rotate around the ball groove to adjust the angle of the ultrasonic probe, and after the adjustment is completed, the pin shaft is inserted to lock the horizontal adjustment ring, the vertical adjustment ring and the fixed rod; In the present invention, multi-degree-of-freedom adjustment of the ultrasonic probe is achieved through a height adjustment mechanism, a horizontal adjustment mechanism, and an angle adjustment mechanism, effectively covering the positioning requirements of complex puncture paths; and through the cooperation of a screw rod to control the fixing plate and the corrugated surface treatment, the sliding coefficient of the probe is effectively reduced, avoiding compressive tissue damage while ensuring the reliability of fixation, clamping and fixing the ultrasonic probe, and eliminating the need for medical staff to hold the ultrasonic probe by hand. Description of the Drawings
[0007] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below.
[0008] Figure 1 It is a schematic diagram of the overall structure of an ultrasonic-guided puncture assistance device; Figure 2 It is a schematic cross-sectional structure diagram of an ultrasonic-guided puncture assistance device; Figure 3 It is a partially enlarged schematic structure diagram A of an ultrasonic-guided puncture assistance device.
[0009] In the drawings, the list of components represented by each reference numeral is as follows: 1 - C-shaped frame, 101 - sleeve, 102 - fastening bolt, 103 - screw sleeve, 2 - lifting rod, 201 - square block, 202 - limiting chute, 203 - screw sleeve one, 3 - moving rod, 301 - L-shaped rod, 302 - horizontal adjustment ring, 303 - vertical adjustment ring, 304 - pin shaft, 305 - limiting groove, 4 - fixed rod, 401 - sliding rod, 5 - screw rod, 6 - fixing plate, 601 - corrugation. Detailed Embodiment
[0010] The present invention discloses an ultrasonic-guided puncture assistance device, including: a height adjustment mechanism, a horizontal adjustment mechanism, an angle adjustment mechanism, and a fixing mechanism; The height adjustment mechanism includes: a C-shaped frame 1; a sleeve 101 is integrally provided at the upper end of the C-shaped frame 1, and a lifting rod 2 is slidably installed in the sleeve 101, and a driving screw sleeve 103 is rotatably connected to the upper end of the sleeve 101 to control the lifting of the lifting rod 2; a limiting chute 202 is opened at the front end of the lifting rod 2 to slidably install a horizontal limiting mechanism; The horizontal limiting mechanism includes: a connecting rod; the connecting rod is slidably connected to a moving rod 3; an installation block is integrally provided at the front end of the connecting rod; a ball groove is opened at the lower end of the installation block to connect a fixed rod 4, and L-shaped rods 301 are arranged in an array on the four sides of the installation block to install an angle adjustment mechanism The angle adjustment mechanism includes a horizontal adjustment ring 302, a vertical adjustment ring 303, and a pin shaft 304. The horizontal adjustment ring 302 is rotatably connected to the L-shaped rods 301 on the front and rear sides, and the vertical adjustment ring 303 is rotatably connected to the L-shaped rods 301 on the left and right sides. The inner wall of the vertical adjustment ring 303 is rotatably connected to the vertical adjustment ring 303, and a limiting groove 305 is provided in the middle of both the vertical adjustment ring 303 and the horizontal adjustment ring 302 to slidably connect to the fixed rod 4, keeping the fixed rod 4 at the intersection position of the horizontal adjustment ring 302 and the vertical adjustment ring 303. An installation plate is provided at the lower end of the fixed rod 4. A screw rod 5 is threadedly connected to the middle of the installation plate, and sliding rods 401 are integrally provided on the wall of the installation plate on both sides of the screw rod 5 to slidably install a fixed plate 6. The fixed plate 6 is threadedly connected to the screw rod 5.
[0011] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments.
[0012] Embodiment 1 As Figure 1-3 shown in the schematic structural diagram of the device of the present invention, in the present invention, a height adjustment mechanism, a horizontal adjustment mechanism, an angle adjustment mechanism, and a fixing mechanism are provided. The height adjustment mechanism includes: a U-shaped frame 1. A sleeve 101 is integrally provided at the upper end of the U-shaped frame 1 to slidably install a lifting rod 2, and a driving screw sleeve 103 is rotatably connected to the upper end of the sleeve 101 to control the lifting of the lifting rod 2. A limiting chute 202 is provided at the front end of the lifting rod 2 to slidably install a horizontal limiting mechanism. The horizontal limiting mechanism includes: a connecting rod. The connecting rod is slidably connected to a moving rod 3. An installation block is integrally provided at the front end of the connecting rod. A ball groove is provided at the lower end of the installation block to connect to a fixed rod 4, and L-shaped rods 301 are arranged in an array on the four sides of the installation block to install an angle adjustment mechanism. The angle adjustment mechanism includes a horizontal adjustment ring 302, a vertical adjustment ring 303, and a pin shaft 304. The horizontal adjustment ring 302 is rotatably connected to the L-shaped rods 301 on the front and rear sides, and the vertical adjustment ring 303 is rotatably connected to the L-shaped rods 301 on the left and right sides. The inner wall of the vertical adjustment ring 303 is rotatably connected to the vertical adjustment ring 303, and a limiting groove 305 is provided in the middle of both the vertical adjustment ring 303 and the horizontal adjustment ring 302 to slidably connect to the fixed rod 4, keeping the fixed rod 4 at the intersection position of the horizontal adjustment ring 302 and the vertical adjustment ring 303. An installation plate is provided at the lower end of the fixed rod 4. A screw rod 5 is threadedly connected to the middle of the installation plate, and sliding rods 401 are integrally provided on the wall of the installation plate on both sides of the screw rod 5 to slidably install a fixed plate 6. The fixed plate 6 is threadedly connected to the screw rod 5. In this embodiment, a fastening bolt 102 is threadedly connected to the lower part of the U-shaped frame 1, and the installation and separation of the U-shaped frame 1 and the bed body are controlled by the fastening bolt 102; A square groove is formed in the middle of the sleeve 101 for slidably connecting the lifting rod 2; the upper end of the sleeve 101 is rotatably connected to a screw sleeve 103, and the screw sleeve 103 is threadedly connected to the lifting rod 2, and the lifting of the lifting rod 2 is controlled by the screw sleeve 103; In this embodiment, the lifting rod 2 is an L-shaped rod 301, and a square block 201 is arranged at the lower end of the lifting rod 2 for slidably connecting to the square groove; the front end of the lifting rod 2 is rotatably connected to a first screw sleeve 203; the first screw sleeve 203 is threadedly connected to the moving rod 3, and the horizontal expansion and contraction of the moving rod 3 are controlled by the first screw sleeve 203 to adjust the position of the ultrasonic probe relative to the bed body; In this embodiment, dials for easy拨动 are arranged at both ends of the horizontal adjustment ring 302 and the vertical adjustment ring 303, and a pin shaft 304 penetrating the dial is arranged on the dial; the pin shaft 304 is connected to the L-shaped rod 301 by a pin connection; the rotation of the horizontal adjustment ring 302 and the vertical adjustment ring 303 is locked by the pin shaft 304; A plurality of jacks are arranged in an array at one end of the L-shaped rod 301 for movably connecting the pin shaft 304; In this embodiment, a ball head is arranged at the upper end of the fixed rod 4 for rotatably connecting to a ball groove; In this embodiment, the fixing plate 6 is a trapezoidal plate, and the upper end of the fixing plate 6 is slidably connected to the sliding rod 401; corrugations 601 for enhancing the fixing effect are arranged on the wall of the fixing plate 6; Working principle The cooperation of the U-shaped frame 1 and the fastening bolt 102 ensures the quick installation and disassembly of the device on the operating bed; then, by rotating the screw sleeve 103, the lifting rod 2 is linearly lifted and lowered inside the sleeve 101 to adjust the height of the angle adjustment mechanism; and by rotating the first screw sleeve 203, the horizontal movement of the moving rod 3 inside the lifting rod 2 is controlled to adjust the distance between the angle adjustment mechanism and the edge of the operating bed; the angle adjustment mechanism is controlled by the height adjustment mechanism and the horizontal adjustment mechanism to quickly adjust the height and horizontal position of the angle adjustment mechanism; finally, the two fixing plates 6 are controlled to move closer to or away from each other synchronously by the screw rod 5 to clamp and fix the ultrasonic probe; and the locking of the horizontal adjustment ring 302 and the vertical adjustment ring 303 is released by pulling out the pin shaft 304, and the horizontal adjustment ring 302 and the vertical adjustment ring 303 are rotated to drive the fixed rod 4 to rotate around the ball groove to adjust the angle of the ultrasonic probe, and after the adjustment is completed, the pin shaft 304 is inserted to lock the horizontal adjustment ring 302, the vertical adjustment ring 303 and the fixed rod 4.
[0013] In summary, the present invention discloses an ultrasound-guided puncture assist device. In the present invention, multi-degree-of-freedom adjustment of the ultrasound probe is achieved through a height adjustment mechanism, a horizontal adjustment mechanism and an angle adjustment mechanism, effectively covering the positioning requirements of complex puncture paths; and the fixing plate 6 is controlled by a screw 5 to cooperate with the surface treatment of the wavy pattern 601 to effectively reduce the sliding coefficient of the probe, thereby ensuring the reliability of fixation while avoiding compressive tissue damage. The ultrasound probe is clamped and fixed, and there is no need for medical staff to hold the fixed ultrasound probe.
[0014] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to only the specific implementation methods described.
Claims
1. An ultrasound-guided puncture assist device, characterized in that: Including: A height adjustment mechanism, a horizontal adjustment mechanism, an angle adjustment mechanism, and a fixing mechanism; The height adjustment mechanism includes: a U-shaped frame; a sleeve is integrally provided at the upper end of the U-shaped frame for slidably installing a lifting rod, and a driving screw sleeve is rotatably connected to the upper end of the sleeve to control the lifting of the lifting rod; a limit chute is provided at the front end of the lifting rod for slidably installing a horizontal limit mechanism; The horizontal limit mechanism includes: a connecting rod; the connecting rod is slidably connected to a moving rod; an installation block is integrally provided at the front end of the connecting rod; a ball groove is provided at the lower end of the installation block for connecting a fixing rod, and L-shaped rods are arranged in an array on the four sides of the installation block for installing an angle adjustment mechanism The angle adjustment mechanism includes a horizontal adjustment ring, a vertical adjustment ring, and a pin shaft; the horizontal adjustment ring is rotatably connected to the L-shaped rods on the front and rear sides, and the vertical adjustment ring is rotatably connected to the L-shaped rods on the left and right sides; the inner wall of the vertical adjustment ring is rotatably connected to the vertical adjustment ring, and limit grooves are provided in the middle of both the vertical adjustment ring and the horizontal adjustment ring for slidably connecting the fixing rod to keep the fixing rod at the intersection position of the horizontal adjustment ring and the vertical adjustment ring; An installation plate is provided at the lower end of the fixing rod; a screw rod is threadedly connected to the middle of the installation plate, and slide rods are integrally provided on the wall bodies of the installation plate on both sides of the screw rod for slidably installing a fixing plate; the fixing plate is threadedly connected to the screw rod.
2. The ultrasound-guided puncture assist device according to claim 1, characterized in that: A fastening bolt is threadedly connected to the lower part of the U-shaped frame, and the installation and separation of the U-shaped frame and the bed body are controlled by the fastening bolt; A square groove is provided in the middle of the sleeve for slidably connecting the lifting rod; a screw sleeve is rotatably connected to the upper end of the sleeve, and the screw sleeve is threadedly connected to the lifting rod to control the lifting of the lifting rod through the screw sleeve.
3. The ultrasound-guided puncture assist device according to claim 1, characterized in that: The lifting rod is an L-shaped rod, and a square block is provided at the lower end of the lifting rod for slidably connecting to the square groove; a screw sleeve one is rotatably connected to the front end of the lifting rod; the screw sleeve one is threadedly connected to the moving rod to control the horizontal expansion and contraction of the moving rod through the screw sleeve one.
4. The ultrasound-guided puncture assist device according to claim 1, characterized in that: Dial plates for easy拨动 are provided at both ends of the horizontal adjustment ring and the vertical adjustment ring, and a pin shaft passing through the dial plate is provided on the dial plate; the pin shaft is inserted and connected to the L-shaped rod; the rotation of the horizontal adjustment ring and the vertical adjustment ring is locked by the pin shaft; A plurality of jacks are arranged in an array at one end of the L-shaped rod for movably connecting the pin shaft.
5. The ultrasound-guided puncture assist device according to claim 1, characterized in that: A ball head is provided at the upper end of the fixing rod for rotatably connecting to the ball groove.
6. The ultrasound-guided puncture assist device according to claim 1, characterized in that: The fixing plate is a trapezoidal plate, and the upper end of the fixing plate is slidably connected to the slide rod; corrugations for enhancing the fixing effect are provided on the wall body of the fixing plate.