Search

CN-121971147-A - Cerebral vessel puncture fixing device for nerve intervention

CN121971147ACN 121971147 ACN121971147 ACN 121971147ACN-121971147-A

Abstract

The invention discloses a cerebral vascular puncture fixing device for nerve intervention, which relates to the field of medical instruments and comprises a middle seat, wherein a rotating column is rotationally connected to the middle seat, a fixed mounting mechanism is connected to the rotating column, an adjustable puncture fixing mechanism is connected to the outer side of the middle seat, the adjustable puncture fixing mechanism comprises a screw rod fixedly arranged on the side edge of the middle seat, an extension rod is arranged above the screw rod, a height adjusting mechanism is connected between the extension rod and the screw rod, the end part of the extension rod is fixedly connected with a ball head, a traction spring is fixedly connected between the ball head and a support, one end of the extension rod, which is far away from the middle seat, is connected with a puncture mounting assembly, the height adjusting mechanism comprises a rotating wheel and a threaded sleeve coaxially arranged outside the screw rod, and a plurality of fixing rods are fixedly connected between the threaded sleeve and the inner side wall of the rotating wheel.

Inventors

  • QI LIJUN
  • ZHOU QI
  • WANG KE

Assignees

  • 西安医学院第二附属医院

Dates

Publication Date
20260505
Application Date
20260209

Claims (9)

  1. 1. The cerebral vascular puncture fixing device for nerve intervention comprises a middle seat (1), and is characterized in that the middle seat (1) is rotationally connected with a rotating column (2), the rotating column (2) is connected with a fixed mounting mechanism (5), and the outer side of the middle seat (1) is connected with an adjustable puncture fixing mechanism; The adjustable puncture fixing mechanism comprises a screw rod (11) fixedly arranged on the side edge of the middle seat (1), an extension rod (8) is arranged above the screw rod (11), the extension rod (8) is obliquely arranged, a height adjusting mechanism (12) is connected between the extension rod (8) and the screw rod (11), a support is fixedly arranged on the middle seat (1) above the screw rod (11), a ball head (7) is fixedly connected to the end part of the extension rod (8), the ball head (7) is positioned above the supporting rod, and a traction spring (6) is fixedly connected between the ball head (7) and the supporting rod; One end of the extension rod (8) far away from the middle seat (1) is connected with a puncture installation assembly (10); The height adjusting mechanism (12) comprises a rotating wheel (14) and a threaded sleeve (15) which are coaxially arranged outside the screw rod (11), the threaded sleeve (15) is in threaded connection with the screw rod (11), a plurality of fixing rods (20) are fixedly connected between the threaded sleeve (15) and the inner side wall of the rotating wheel (14), end covers (16) are coaxially and fixedly connected to the two ends of the threaded sleeve (15), an outer frame (17) is arranged above the rotating wheel (14), the two ends of the outer frame (17) are respectively and fixedly connected with the two end covers (16), a top sleeve (18) is fixedly connected to the top end of the outer frame (17), the top sleeve (18) is arranged around the outer side of the extension rod (8), a sliding sleeve (19) is rotatably connected to the inside of the top sleeve (18), and the extension rod (8) penetrates through the sliding sleeve (19) and is in sliding connection with the sliding sleeve; The puncture installation component (10) comprises an end seat (9) fixedly arranged at the end part of the extension rod (8), a rotating rod (22) is rotatably connected to the bottom end of the end seat (9), an extension plate (24) is rotatably connected to the bottom end of the rotating rod (22), a plurality of installation sleeves (25) are fixedly arranged on the extension plate (24), an arc-shaped frame (26) is fixedly connected between the two ends of the extension plate (24), and the arc-shaped frame (26) penetrates through the rotating rod (22) and is in sliding connection with the rotating rod.
  2. 2. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein the fixed mounting mechanism (5) comprises a mounting arm (4) fixedly arranged on the outer side of the rotating column (2), one end of the mounting arm (4) away from the rotating column (2) is fixedly connected with a first fixing part (28), a second fixing part (29) is arranged on the side edge of the first fixing part (28), a clamping groove (32) is arranged between the first fixing part (28) and the second fixing part (29), and the bottoms of the first fixing part (28) and the second fixing part (29) are fixedly connected.
  3. 3. The cerebral vascular puncture fixing device for nerve intervention according to claim 2, wherein a fourth locking bolt (33) is penetrated through and screwed on the first fixing portion (28), one end of the fourth locking bolt (33) extends into the clamping groove (32) and is fixedly connected with a compression plate (31), and the other end of the fourth locking bolt (33) is coaxially and fixedly connected with a rotary grab handle (30).
  4. 4. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein the top end of the middle seat (1) is provided with a first locking bolt (3) in a penetrating manner, and the first locking bolt (3) is in threaded connection with the rotating column (2).
  5. 5. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein one end of the screw rod (11) far away from the middle seat (1) is fixedly connected with a limiting end block (13).
  6. 6. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein a second locking bolt (23) is provided on the end seat (9) in a penetrating manner, and the second locking bolt (23) is in threaded connection with the rotating rod (22).
  7. 7. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein a third locking bolt (27) is connected to a side thread of the rotating rod (22), and the third locking bolt (27) is abutted to the arc-shaped frame (26).
  8. 8. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein a plurality of poking grooves (21) are arranged on the outer side of the rotating wheel (14).
  9. 9. The cerebral vascular puncture fixing device for nerve intervention according to claim 1, wherein a vertically arranged linear guide rail (34) is fixedly connected to the top end of the supporting rod, the ball head (7) is rotatably connected with a sliding piece (35), and the sliding piece (35) is slidably connected with the guide rail (34).

Description

Cerebral vessel puncture fixing device for nerve intervention Technical Field The invention relates to the field of medical equipment, in particular to a cerebral vascular puncture fixing device for nerve intervention. Background In the neurointerventional cerebrovascular puncture operation, the stability of the puncture operation is one of the key factors determining the success or failure of the operation. At present, the common clinical puncturing operation is finished by holding pipes such as a puncturing catheter, a guide wire and the like by medical staff, the puncturing angle deviation is easily caused by hand fatigue during long-time operation, the operation risk is increased, and meanwhile, the positions of different patients and the positions of cerebrovascular lesions are different, so that the puncturing equipment is required to have multidirectional adjusting capability to adapt to the operation requirement. In the prior art, part of the simple puncture fixing device can only realize the fixation of a single angle or position, the adjustment flexibility is insufficient, the complex operation scene is difficult to adapt, the structure of the part of the simple puncture fixing device is complex, the assembly and the disassembly are complicated, the preparation time is long before the operation, the suitability for an operation bed is poor, the device cannot be quickly and stably fixed, in addition, a plurality of fixing devices can only fix a single puncture tube, the complex operation requirement of multi-tube cooperative operation is difficult to meet, and the clinical application range of the device is limited. Therefore, there is a need to design a cerebral vascular puncture fixing device for nerve intervention, which is convenient to install, flexible to adjust, stable to fix and capable of adapting to multi-tube operation, so as to solve the above problems in the prior art. Disclosure of Invention The invention provides a cerebral vascular puncture fixing device for nerve intervention, which solves the problems in the prior art, can quickly adapt to the position and the position change of cerebral vessels of a patient in the operation process, ensures the accuracy of puncture positions, is simple and convenient to operate, reduces the operation burden of an operator, enables the operator to concentrate on the puncture operation, has good adaptability with different types of operation beds, and improves the universality and the stability of the device, thereby improving the overall quality and the safety of the nerve intervention operation. In order to achieve the above purpose, the present invention provides the following technical solutions: the cerebral vascular puncture fixing device for nerve intervention comprises a middle seat, wherein a rotating column is rotationally connected to the middle seat, the rotating column is connected with a fixed mounting mechanism, and the outer side of the middle seat is connected with an adjustable puncture fixing mechanism; The adjustable puncture fixing mechanism comprises a screw rod fixedly arranged on the side edge of the middle seat, an extension rod is arranged above the screw rod, the extension rod is obliquely arranged, a height adjusting mechanism is connected between the extension rod and the screw rod, a support is fixedly arranged on the middle seat above the screw rod, the end part of the extension rod is fixedly connected with a ball head, the ball head is positioned above the support, and a traction spring is fixedly connected between the ball head and the support; one end of the extension rod far away from the middle seat a puncture installation component is connected; The height adjusting mechanism comprises a rotating wheel and a thread bush which are coaxially arranged outside the screw rod, the thread bush is in threaded connection with the screw rod, a plurality of fixing rods are fixedly connected between the thread bush and the inner side wall of the rotating wheel, two ends of the thread bush are coaxially and fixedly connected with end covers, an outer frame is arranged above the rotating wheel, two ends of the outer frame are respectively and fixedly connected with the two end covers, the top end of the outer frame is fixedly connected with a top bush, a top collar is arranged on the outer side of the extension rod in a winding manner, a sliding bush is rotationally connected inside the top bush, and the extension rod penetrates through the sliding bush and is in sliding connection with the sliding bush; The puncture installation component is including fixed tip seat that sets up in extension rod tip, and the bottom rotation of tip seat is connected with the rotary rod, and the bottom rotation of rotary rod is connected with the extension board, fixedly on the extension board be equipped with a plurality of installation cover, fixedly connected with arc frame between the both ends of extension board, arc frame runs through t