Pulmonary nodule puncture positioning device based on lung treatment
By using an electric guide rail and a motor-driven puncture mechanism, combined with clamping and fixing components, the problem of insufficient flexibility in existing lung nodule puncture devices has been solved, achieving rapid and accurate positioning and stable puncture, thus improving the efficiency and safety of lung nodule puncture.
Patent Information
- Application Number
- CN202511544178.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-28
- Publication Date
- 2025-12-26
AI Technical Summary
Existing lung nodule puncture positioning devices rely on manual adjustment, which is not flexible enough and cannot quickly adapt to the differences in lung anatomy among different patients, resulting in positioning errors and low puncture efficiency.
The puncture mechanism, which employs an electric guide rail and a motor-driven mechanism, combined with clamping and fixing components, achieves precise positioning and stable fixation of the puncture needle, adapting to the lung anatomy of different patients.
It improves the efficiency and accuracy of initial puncture positioning, ensures the accuracy and safety of the puncture path, and reduces the risk of patient movement.
Smart Images
Figure CN121196686A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of medical devices, and particularly relates to a lung nodule puncture positioning device based on lung treatment. BACKGROUND
[0002] In the clinical diagnosis and treatment of lung diseases, lung nodule puncture is a key means to obtain pathological samples or implement local treatment, and the positioning accuracy directly affects the diagnosis accuracy and treatment safety. For example, in lung nodule biopsy, ablation and other minimally invasive surgeries, accurate puncture positioning can avoid damage to important tissues such as lung blood vessels and nerves, reduce the risk of complications, and improve treatment effect.
[0003] The existing lung nodule puncture positioning device generally relies on manual adjustment in the initial positioning link. The operator manually moves the puncture mechanism, and aligns the puncture area by comparing the image markers one by one. This method not only consumes time, but also is limited by the stability of human operation, and is prone to positioning deviation, which increases the difficulty of subsequent accurate adjustment, and even may delay the treatment opportunity due to repeated adjustment. In addition, the flexibility of manual adjustment is insufficient, and it is difficult to quickly adapt to the differences in lung anatomical structures of different patients, affecting the puncture efficiency and experience.
[0004] Therefore, a lung nodule puncture positioning device based on lung treatment is proposed to solve the above problems. SUMMARY
[0005] In order to make up for the above shortcomings, the present application provides a lung nodule puncture positioning device based on lung treatment, which aims to improve the problem of insufficient flexibility of manual adjustment in the prior art, and difficult to quickly adapt to the differences in lung anatomical structures of different patients.
[0006] In order to achieve the above purpose, the present application adopts the following technical solutions: A lung nodule puncture positioning device based on lung treatment, comprising a workbench, a puncture mechanism for treating the patient's lung is arranged on the top of the workbench, and the puncture mechanism comprises: The puncture mechanism comprises a moving assembly, the moving assembly comprises that the top of the workbench is provided with electric guide rails on the left and right sides, the outer sides of the two electric guide rails are slidably connected with sliding blocks, the top of the two sliding blocks is fixedly connected with support columns, the top of the two support columns is fixedly connected with a containing shell one, the rear side of the containing shell one is fixedly connected with a motor one, the output end of the motor one is fixedly connected with an output shaft, the outer side of the output shaft is fixedly connected with a circular gear, the inner side of the containing shell one is fixedly connected with a guide shaft one, the outer side of the guide shaft one is slidably connected with a rack plate, the bottom of the rack plate is fixedly connected with an electric push rod one, the bottom of the electric push rod one is fixedly connected with a connecting plate one, the bottom of the connecting plate one is screwedly connected with a mounting column, the bottom of the mounting column is fixedly connected with a puncture needle, and the top of the workbench is provided with a clamping assembly for fixing the arm of a patient; As a further description of the above technical solution: The clamping assembly comprises a containing shell two, a motor two, a threaded rod one and a sliding plate one, the bottom of the containing shell two is fixedly connected to the top left side of the workbench, the bottom of the motor two is fixedly connected to the rear side of the containing shell two, the rear side of the threaded rod one is fixedly connected to the output end of the motor two, the bottom of the sliding plate one is screwedly connected to the outer side of the threaded rod one, the top right side of the workbench is fixedly connected with a containing shell three, the inner side of the containing shell three is fixedly connected with a guide shaft two, the outer side of the guide shaft two is slidably connected with a sliding plate two, the proximal side of the sliding plate one and the sliding plate two is fixedly connected with a support plate, the proximal side top of the sliding plate one and the sliding plate two is fixedly connected with an electric push rod two, the top front and back sides of the sliding plate one and the sliding plate two are fixedly connected with a guide shaft three, the outer sides of the two guide shaft threes are slidably connected with a sliding plate three, the bottom of the sliding plate three is fixedly connected with a connecting plate two, the bottom of the connecting plate two is fixedly connected with an electric push rod three, the output end of the electric push rod three is fixedly connected with a lifting plate, and the bottom of the lifting plate is provided with an adjusting assembly for adjusting the clamping range according to the thickness of the arm of a patient; As a further description of the above technical solution: The adjusting assembly comprises a threaded rod two and two guide shaft fours, the threaded rod two is rotatably connected to the bottom of the lifting plate at the middle portion, the top front and back sides of the lifting plate are respectively fixedly connected with the two guide shaft fours, the outer sides of the threaded rod two are screwedly connected with clamping plates, the threads formed in the outer side of the threaded rod two are symmetrically arranged, and the front and back sides of the two clamping plates are respectively slidably connected to the outer sides of the two guide shaft fours; the output end of the electric push rod two is fixedly connected to the outer side of the sliding plate three, and the top front side of the workbench is provided with a fixing assembly for fixing the body of a patient; As a further description of the above technical solution: The fixed assembly includes a fixed block one and a right strap, the bottom of the fixed block one is fixedly connected to the top right side of the workbench, the bottom of the right strap is arranged on the top of the fixed block one, a cavity is arranged in the right strap, a plurality of springs are arranged in the cavity, a sliding plate four is slidably connected in the cavity, a plurality of teeth one are fixedly connected to the bottom of the sliding plate four, a pulling plate is fixedly connected to the top of the sliding plate four, a fixed block two is fixedly connected to the top left side of the workbench, a left strap is arranged on the top of the fixed block two, a plurality of teeth two are fixedly connected to the outside of the left strap, and a stabilizing assembly is fixedly connected to the outside of the right strap for stabilizing the puncture needle during puncture. As a further description of the above technical scheme: One end of the spring is fixedly connected to the outside of the sliding plate four, and the other end of the spring is fixedly connected to the top inner wall of the cavity, the teeth two and the teeth one are engaged; As a further description of the above technical scheme: The stabilizing assembly includes an electric push rod four and a fixed ring, the bottom of the electric push rod four is fixedly connected to the top of the right strap, the middle of the fixed ring is fixedly connected to the output end of the electric push rod four, a rotating ring is rotatably connected in the fixed ring, a connecting plate three is fixedly connected to the outside of the rotating ring, and a guide shell is fixedly connected to the outside of the connecting plate three. As a further description of the above technical scheme: The circular gear and the rack plate are in meshing connection, and the outside of the rack plate is slidably connected in the inside of the containing shell one. As a further description of the above technical scheme: The top of the workbench is provided with a plurality of cushion layers, the bottom of the sliding plate one is slidably connected in the inside of the containing shell two, and the bottom of the sliding plate two is slidably connected in the inside of the containing shell three.
[0007] The present application has the following beneficial effects: 1、In the present application, the sliding block is driven to slide by the electric guide rail, and then the supporting column and the containing shell are moved, thereby achieving the beneficial effect of preliminarily aligning the lung puncture area of the patient. The structure can flexibly adjust the left and right positions of the puncture mechanism, quickly position the approximate area, lay the foundation for subsequent accurate puncture, and improve the initial positioning efficiency of puncture.
[0008] 2、The motor in the application drives the output shaft and the gear wheel to rotate, engages with the rack plate, drives the electric push rod one, the connecting plate one, the mounting column and the puncture needle to move forward and backward, and realizes the beneficial effects of accurately adjusting the transverse position of the puncture needle and facilitating quick maintenance or replacement of the puncture needle through the threaded connection of the connecting plate one and the mounting column. Then the electric push rod one drives the puncture needle to move up and down to adjust the height, so that the puncture needle is accurately positioned, and the accuracy and convenience of puncture preparation work are ensured.
[0009] 3、The motor two of the clamping assembly drives the threaded rod one to rotate, so that the sliding plate one and the sliding plate two move, and the effects of adjusting and firmly fixing the arm according to the thickness of the patient's arm are realized through the structures such as the electric push rod two, the electric push rod three and the threaded rod two; and the right strap and the left strap of the fixing assembly and the electric push rod four and the fixing ring of the stabilizing assembly realize the beneficial effects of fixing the patient's body and providing guidance and stable support for the puncture needle. These structures effectively prevent the patient from moving during puncture, ensure the accuracy of the puncture path, and improve the stability and safety of the puncture process. BRIEF DESCRIPTION OF DRAWINGS
[0010] Figure 1 A three-dimensional schematic view of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 2 A structure schematic view of a rack plate of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 3 A structure schematic view of an electric push rod one of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 4 A structure schematic view of a support plate of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 5 A structure schematic view of an electric push rod three of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 6 A structure schematic view of a threaded rod two of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 7 A structure schematic view of an electric push rod four of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 8 A structure schematic view of a cavity of a lung nodule puncture positioning device based on lung treatment is proposed for the application; Figure 9 A structure schematic view of a rotating ring of a lung nodule puncture positioning device based on lung treatment is proposed for the application.
[0011] LEGEND: 1, workbench; 2, electric guide rail; 3, sliding block; 4, support column; 5, containing shell one; 6, motor one; 7, output shaft; 8, round gear; 9, guide shaft one; 10, rack plate; 11, electric push rod one; 12, connecting plate one; 13, mounting column; 14, puncture needle; 15, containing shell two; 16, motor two; 17, threaded rod one; 18, sliding plate one; 19, containing shell three; 20, guide shaft two; 21, sliding plate two; 22, support plate; 23, electric push rod two; 24, guide shaft three; 25, sliding plate three; 26, connecting plate two; 27, electric push rod three; 28, lifting plate; 29, guide shaft four; 30, threaded rod two; 31, clamping plate; 32, fixed block one; 33, right strap; 34, cavity; 35, spring; 36, sliding plate four; 37, tooth one; 38, pull plate; 39, fixed block two; 40, left strap; 41, tooth two; 42, electric push rod four; 43, fixed ring; 44, rotating ring; 45, connecting plate three; 46, guide shell; 47, cushion layer. DETAILED DESCRIPTION
[0012] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.
[0013] Reference Figures 1 to 3 , the present application provides an embodiment: a lung nodule puncture positioning device based on lung treatment, including workbench 1, workbench 1 realizes the effect of bearing the whole device and patient. The top of the workbench 1 is provided with a puncture mechanism for treating the patient's lung, which realizes the effect of puncture positioning and treatment of the patient's lung. The puncture mechanism comprises a moving assembly, which realizes the effect of adjusting the position of the puncture mechanism.
[0014] The moving assembly comprises electric guide rails 2 arranged on the top of the workbench 1 on both sides, which realize the effect of providing left and right moving power and guiding for the sliding block 3. The outer part of the two electric guide rails 2 is slidably connected with the sliding block 3, which realizes the effect of sliding on the electric guide rail 2 to drive the support column 4 to move. The top of the two sliding blocks 3 is fixedly connected with the support column 4, which realizes the effect of supporting the containing shell one 5 and transmitting the moving power. The top of the two support columns 4 is fixedly connected with the containing shell one 5, which realizes the effect of containing the motor one 6, guide shaft one 9 and other components and providing the installation basis.
[0015] The rear side of the accommodating shell one 5 is fixedly connected with a motor one 6, which realizes the effect of providing power for the forward and backward movement of the puncture needle 14. The output end of the motor one 6 is fixedly connected with an output shaft 7, which realizes the effect of transmitting the power of the motor one 6 to the circular gear 8. The outside of the output shaft 7 is fixedly connected with the circular gear 8, which realizes the effect of meshing with the rack plate 10 to transmit the rotary motion. The inside of the accommodating shell one 5 is fixedly connected with a guide shaft one 9, which realizes the effect of providing sliding guidance for the rack plate 10. The outside of the guide shaft one 9 is slidingly connected with the rack plate 10, and the circular gear 8 and the rack plate 10 are meshingly connected. The outside of the rack plate 10 is slidingly connected in the inside of the accommodating shell one 5, and the rack plate 10 realizes the effect of converting the rotary motion of the circular gear 8 into linear motion.
[0016] The bottom of the rack plate 10 is fixedly connected with an electric push rod one 11, which realizes the effect of adjusting the height of the puncture needle 14. The bottom of the electric push rod one 11 is fixedly connected with a connecting plate one 12, which realizes the effect of connecting the electric push rod one 11 and the mounting column 13. The bottom of the connecting plate one 12 is threadedly connected with the mounting column 13, which realizes the effect of fixing the puncture needle 14 and facilitating its disassembly. The bottom of the mounting column 13 is fixedly connected with the puncture needle 14, which realizes the effect of puncturing the lung nodules of the patient. The top of the workbench 1 is provided with a clamping assembly for fixing the patient's arm, which realizes the effect of fixing the patient's arm to avoid movement during puncture.
[0017] Referring to Figures 4 to 6 , the clamping assembly comprises an accommodating shell two 15, a motor two 16, a threaded rod one 17, and a sliding plate one 18. The bottom of the sliding plate one 18 is slidingly connected in the inside of the accommodating shell two 15, and the accommodating shell two 15 realizes the effect of accommodating the motor two 16, the threaded rod one 17, and providing sliding space for the sliding plate one 18. The bottom of the accommodating shell two 15 is fixedly connected to the top left side of the workbench 1, and the bottom of the motor two 16 is fixedly connected to the rear side of the accommodating shell two 15. The motor two 16 realizes the effect of providing power for the movement of the sliding plate one 18. The rear side of the threaded rod one 17 is fixedly connected to the output end of the motor two 16, and the bottom of the sliding plate one 18 is threadedly connected to the outside of the threaded rod one 17. The threaded rod one 17 realizes the effect of converting the rotary motion of the motor two 16 into the linear motion of the sliding plate one 18.
[0018] The right side of the top of the workbench 1 is fixedly connected with a containing shell three 19, which contains the guide shaft two 20 and provides sliding space for the sliding plate two 21. The inside of the containing shell three 19 is fixedly connected with the guide shaft two 20, which provides sliding guide for the sliding plate two 21. The outside of the guide shaft two 20 is slidably connected with the sliding plate two 21, and the bottom of the sliding plate two 21 is slidably connected inside the containing shell three 19. The sliding plate two 21 is slid on the guide shaft two 20 to adjust the position of the clamping assembly cooperated with the sliding plate one 18.
[0019] The side of the sliding plate one 18 and the sliding plate two 21 is fixedly connected with a support plate 22, which connects the sliding plate one 18 and the sliding plate two 21 and bears components such as the electric push rod two 23. The top of the side of the sliding plate one 18 and the sliding plate two 21 is fixedly connected with the electric push rod two 23, which adjusts the position of the sliding plate three 25. The top of the front and rear sides of the sliding plate one 18 and the sliding plate two 21 is fixedly connected with the guide shaft three 24, which provides sliding guide for the sliding plate three 25.
[0020] The left and right sides of the outside of the two guide shaft three 24 are slidably connected with the sliding plate three 25, which slides on the guide shaft three 24 to drive the connecting plate two 26 to move. The bottom of the sliding plate three 25 is fixedly connected with the connecting plate two 26, which connects the sliding plate three 25 and the electric push rod three 27. The bottom of the connecting plate two 26 is fixedly connected with the electric push rod three 27, which adjusts the position of the lifting plate 28. The output end of the electric push rod three 27 is fixedly connected with the lifting plate 28, which bears the adjusting assembly and drives it to move. The bottom of the lifting plate 28 is provided with an adjusting assembly for adjusting the clamping range according to the thickness of the patient's arm, which realizes the effect of adapting to different patient's arm thickness and being fixed.
[0021] The adjusting assembly comprises two threaded rods 30 and two guide shafts 29. The threaded rods 30 are rotationally connected to the bottom of the lifting plate 28, and the guide shafts 29 are fixedly connected to the top of the lifting plate 28. The threaded rods 30 can adjust the distance between the clamping plates 31 by rotating. The guide shafts 29 can provide sliding guide for the clamping plates 31. The clamping plates 31 are threadedly connected to the left and right sides of the threaded rods 30. The threads on the threaded rods 30 are symmetrically arranged. The clamping plates 31 are slidably connected to the guide shafts 29. The clamping plates 31 can adjust the clamping range according to the arm thickness of the patient and fix the arm. The output end of the electric push rod 23 is fixedly connected to the outside of the sliding plate 25. The top of the workbench 1 is provided with a fixing assembly for fixing the patient's body. The fixing assembly can fix the patient's body to avoid movement during puncture.
[0022] Referring to Figures 7 to 9 The fixing assembly comprises a fixed block 32 and a right strap 33. The bottom of the fixed block 32 is fixedly connected to the right side of the top of the workbench 1. The fixed block 32 can fix the bottom of the right strap 33. The bottom of the right strap 33 is arranged on the top of the fixed block 32. The right strap 33 can cooperate with the left strap 40 to fix the patient's body. The right strap 33 is internally provided with a cavity 34. The cavity 34 can accommodate components such as springs 35 and sliding plates 36. The cavity 34 is internally provided with a plurality of springs 35. The springs 35 can provide elastic force to reset the teeth 37.
[0023] The sliding plate 36 is slidably connected to the inside of the cavity 34. One end of the spring 35 is fixedly connected to the outside of the sliding plate 36, and the other end of the spring 35 is fixedly connected to the inner wall of the top of the cavity 34. The sliding plate 36 can drive the teeth 37 to slide to engage or release the left strap 40. The bottom of the sliding plate 36 is fixedly connected with a plurality of teeth 37. The teeth 37 can engage with the teeth 41 of the left strap 40 to fix the patient's body. The top of the sliding plate 36 is fixedly connected with a pulling plate 38. The pulling plate 38 can facilitate the operator to pull the sliding plate 36.
[0024] The top of the workbench 1 is fixedly connected with a fixed block 39. The fixed block 39 can fix the bottom of the left strap 40. The top of the fixed block 39 is provided with the left strap 40. The left strap 40 can cooperate with the right strap 33 to surround the patient's body. The outside of the left strap 40 is fixedly connected with a plurality of teeth 41. The teeth 41 and the teeth 37 are engaged. The teeth 41 can cooperate with the teeth 37 to fix the patient's body.
[0025] The outer part of the right strap 33 is fixedly connected with a stabilizing assembly for stabilizing the puncture needle 14 during the puncture process, which realizes the effect of providing the puncture needle 14 with a guide and stable support. The stabilizing assembly comprises an electric push rod four 42 and a fixed ring 43, the bottom of the electric push rod four 42 is fixedly connected to the top of the right strap 33, and the electric push rod four 42 realizes the effect of adjusting the position of the fixed ring 43. The middle part of the fixed ring 43 is fixedly connected to the output end of the electric push rod four 42, and the fixed ring 43 realizes the effect of carrying the rotating ring 44 and providing a rotating basis.
[0026] The inner part of the fixed ring 43 is rotatably connected with the rotating ring 44, which realizes the effect of adjusting the angle of the connecting plate three 45 and the guide shell 46. The outer part of the rotating ring 44 is fixedly connected with the connecting plate three 45, which realizes the effect of connecting the rotating ring 44 and the guide shell 46. The outer part of the connecting plate three 45 is fixedly connected with the guide shell 46, which realizes the effect of providing the puncture needle 14 with a guide path and stabilizing its puncture process. The top of the workbench 1 is provided with a plurality of cushion layers 47, which realize the effect of providing comfortable support for the patient and reducing body pressure.
[0027] Working principle: when using the lung nodule puncture positioning device based on lung treatment, first start the electric guide rail 2 in the puncture mechanism, the electric guide rail 2 drives the sliding block 3 to slide outside, in turn drives the support column 4 and the containing shell one 5 to move, adjusts the left and right position of the puncture mechanism on the top of the workbench 1, so that the device preliminarily aligns with the lung puncture area of the patient.
[0028] Then, start the motor one 6 at the back of the containing shell one 5, the output shaft 7 at the output end of the motor one 6 drives the circular gear 8 to rotate, the circular gear 8 meshes with the rack plate 10, so that the rack plate 10 slides outside the guide shaft one 9, in turn drives the electric push rod one 11 at the bottom, the connecting plate one 12, the mounting column 13 and the puncture needle 14 to move forward and backward, further adjusts the transverse position of the puncture needle 14. Through the threaded connection of the connecting plate one 12 and the mounting column 13, the staff can quickly overhaul or replace the puncture needle 14. Then, the connecting plate one 12, the mounting column 13 and the puncture needle 14 are pushed up and down by the electric push rod one 11, and the puncture needle 14 is adjusted to the appropriate height position, preparing for puncture.
[0029] Before puncturing the patient, the patient's arm needs to be fixed, the motor two 16 in the clamping assembly is started, the threaded rod one 17 is driven to rotate at the output end of the motor two 16, the sliding plate one 18 is threadedly connected outside the threaded rod one 17 and slides inside the containing shell two 15, at the same time, the sliding plate two 21 slides outside the guide shaft two 20, both of which drive the support plate 22 to move, and the clamping assembly is adjusted to the vicinity of the patient's arm. Then, the electric push rod two 23 is started, the electric push rod two 23 is pushed to slide outside the guide shaft three 24 at the output end, and the connecting plate two 26, the electric push rod three 27 and the lifting plate 28 are moved, so that the lifting plate 28 is adjusted above the patient's arm. Then, the threaded rod two 30 is rotated, and since the threads formed outside the threaded rod two 30 are symmetrically arranged, the two clamping plates 31 slide outside the guide shaft four 29, the clamping range is adjusted according to the thickness of the patient's arm, and then the lifting plate 28 is lowered by the electric push rod three 27, so that the clamping plate 31 fixes the patient's arm.
[0030] Then, the patient's body is fixed by using the fixing assembly, the pulling plate 38 on the right strap 33 is pulled, the pulling plate 38 drives the sliding plate four 36 to slide inside the cavity 34, the spring 35 is stretched, and the teeth one 37 moves with the sliding plate four 36. The right strap 33 and the left strap 40 are wrapped around the patient's body, the pulling plate 38 is loosened, the spring 35 is reset, and the teeth one 37 is engaged with the teeth two 41 on the left strap 40, so as to fix the patient's body and prevent the patient from moving during puncture.
[0031] Finally, the electric push rod four 42 in the stabilizing assembly is started, the fixed ring 43 is driven to move at the output end of the electric push rod four 42, the fixed ring 43 is adjusted to the vicinity of the puncture needle 14. The ring 44 is rotated inside the fixed ring 43, drives the connecting plate three 45 and the guide shell 46 to adjust the angle, so that the guide shell 46 is aligned with the puncture path, and provides guidance and stable support for the puncture needle 14. At this time, the position of the puncture needle 14 is confirmed again, the puncture needle 14 is accurately controlled to descend by the electric push rod one 11, and the lung nodule puncture operation is performed.
[0032] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made within the scope of the present application shall be included in the protection scope of the present application.
Claims
1. A lung nodule puncture positioning device based on lung treatment, comprising a workbench (1), characterized in that: The top of the workbench (1) is provided with a puncture mechanism for treating the lungs of patients, and the puncture mechanism comprises: The puncture mechanism comprises a moving assembly, the top of the workbench (1) is provided with electric guide rails (2) on the left and right sides, the outer sides of the two electric guide rails (2) are slidably connected with sliding blocks (3), the top of each of the two sliding blocks (3) is fixedly connected with a support column (4), the top of each of the two support columns (4) is fixedly connected with a containing shell one (5), the rear side of the containing shell one (5) is fixedly connected with a motor one (6), the output end of the motor one (6) is fixedly connected with an output shaft (7), the outer side of the output shaft (7) is fixedly connected with a circular gear (8), the inner side of the containing shell one (5) is fixedly connected with a guide shaft one (9), the outer side of the guide shaft one (9) is slidably connected with a rack plate (10), the bottom of the rack plate (10) is fixedly connected with an electric push rod one (11), the bottom of the electric push rod one (11) is fixedly connected with a connecting plate one (12), the bottom of the connecting plate one (12) is threadedly connected with a mounting column (13), the bottom of the mounting column (13) is fixedly connected with a puncture needle (14), and the top of the workbench (1) is provided with a clamping assembly for fixing the arms of patients.
2. The lung nodule puncture positioning device based on lung treatment according to claim 1, characterized in that: The clamping assembly comprises a containing shell two (15), a motor two (16), a threaded rod one (17) and a sliding plate one (18), the bottom of the containing shell two (15) is fixedly connected to the top of the left side of the workbench (1), the bottom of the motor two (16) is fixedly connected to the rear side of the containing shell two (15), the rear side of the threaded rod one (17) is fixedly connected to the output end of the motor two (16), the bottom of the sliding plate one (18) is threadedly connected to the outer side of the threaded rod one (17), the top of the right side of the workbench (1) is fixedly connected with a containing shell three (19), the inner side of the containing shell three (19) is fixedly connected with a guide shaft two (20), the outer side of the guide shaft two (20) is slidably connected with a sliding plate two (21), the side close to each of the sliding plate one (18) and the sliding plate two (21) is fixedly connected with a support plate (22), the top of the side close to each of the sliding plate one (18) and the sliding plate two (21) is fixedly connected with an electric push rod two (23), the top of the side close to each of the sliding plate one (18) and the sliding plate two (21) is fixedly connected with a guide shaft three (24), the outer sides of the two guide shaft threes (24) are slidably connected with sliding plates threes (25), the bottom of each of the sliding plates threes (25) is fixedly connected with a connecting plate two (26), the bottom of the connecting plate two (26) is fixedly connected with an electric push rod three (27), the output end of the electric push rod three (27) is fixedly connected with a lifting plate (28), and the bottom of the lifting plate (28) is provided with an adjusting assembly for adjusting the clamping range according to the thickness of the arms of patients.
3. The lung nodule puncture positioning device based on lung treatment according to claim 2, characterized in that: The adjusting assembly comprises two threaded rods two (30) and two guide shafts four (29), the threaded rods two (30) are rotationally connected at the middle of the bottom of the lifting plate (28), the two guide shafts four (29) are fixedly connected at the top of the lifting plate (28) on the left and right sides respectively, the outer left and right sides of the threaded rods two (30) are threadedly connected with clamping plates (31), the threads formed on the outer sides of the threaded rods two (30) are symmetrically arranged, the front and back sides of the two clamping plates (31) are slidably connected with the outer sides of the two guide shafts four (29) respectively, the output end of the electric push rod two (23) is fixedly connected with the outer side of the sliding plate three (25), and the top front side of the workbench (1) is provided with a fixing assembly for fixing the body of a patient.
4. The lung nodule puncture positioning device based on lung treatment of claim 3, wherein: The fixing assembly comprises a fixed block one (32) and a right bandage (33), the bottom of the fixed block one (32) is fixedly connected with the top right side of the workbench (1), the bottom of the right bandage (33) is arranged on the top of the fixed block one (32), the inside of the right bandage (33) is provided with a cavity (34), a plurality of springs (35) are arranged in the cavity (34), a sliding plate four (36) is slidably connected in the cavity (34), the bottom of the sliding plate four (36) is fixedly connected with a plurality of teeth one (37), the top of the sliding plate four (36) is fixedly connected with a pulling plate (38), the top left side of the workbench (1) is fixedly connected with a fixed block two (39), the top of the fixed block two (39) is provided with a left bandage (40), the outside of the left bandage (40) is fixedly connected with a plurality of teeth two (41), and the outside of the right bandage (33) is fixedly connected with a stabilizing assembly for stabilizing the puncture needle (14) during puncture.
5. The lung nodule puncture positioning device based on lung treatment of claim 4, wherein: One end of the spring (35) is fixedly connected with the outside of the sliding plate four (36), the other end of the spring (35) is fixedly connected with the top inner wall of the cavity (34), the teeth two (41) and the teeth one (37) are engaged.
6. The lung nodule puncture positioning device based on lung treatment of claim 4, wherein: The stabilizing assembly comprises an electric push rod four (42) and a fixed ring (43), the bottom of the electric push rod four (42) is fixedly connected with the top of the right bandage (33), the middle of the fixed ring (43) is fixedly connected with the output end of the electric push rod four (42), the inside of the fixed ring (43) is rotationally connected with a rotating ring (44), the outside of the rotating ring (44) is fixedly connected with a connecting plate three (45), and the outside of the connecting plate three (45) is fixedly connected with a guide shell (46).
7. The lung nodule puncture positioning device based on lung treatment of claim 1, wherein: The circular gear (8) and the rack plate (10) are in meshing connection, and the outside of the rack plate (10) is slidably connected in the inside of the containing shell one (5).
8. The lung nodule puncture positioning device based on lung treatment of claim 2, wherein: The top of the workbench (1) is provided with a plurality of cushion layers (47), the bottom of the sliding plate one (18) is slidably connected in the inside of the containing shell two (15), and the bottom of the sliding plate two (21) is slidably connected in the inside of the containing shell three (19).