CN216167733U

CN216167733U - Neural intervention puncture positioner convenient to adjust

Info

Publication number: CN216167733U
Application number: CN202122194495.4U
Authority: CN
Inventors: 英成祥; 丁宏举
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-11
Filing date: 2021-09-11
Publication date: 2022-04-05
Anticipated expiration: 2031-09-11

Abstract

The utility model relates to the technical field of medical instruments and discloses a nerve intervention puncture positioning device convenient to adjust. The device is reasonable in structural design, the transverse adjusting mechanism is additionally arranged on the outer side of the positioning mechanism, adjustment can be achieved through stretching of the connecting rod and the movable rod, the rotary rod can be rotated to drive the lead screw to rotate during lifting, movement of the movable block is achieved, lifting adjustment is achieved, when puncture is conducted, the position needing puncture can be located through the movable locating block, operation is convenient, the structure is simple and practical, the device and a sickbed can be fixed, the device can be clamped with the outer side of the sickbed through the clamping block, installation is achieved, and stability during use is improved.

Description

Neural intervention puncture positioner convenient to adjust

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a neural intervention puncture positioning device convenient to adjust.

Background

The nerve intervention technology is used for treating nervous system diseases, adopts an intravascular catheter operation technology under the support of a Digital Subtraction Angiography (DSA) system, diagnoses and treats pathological changes affecting human neurovascular systems by specific methods such as selective angiography, embolism, dilation forming, mechanical clearing, drug delivery and the like, is a novel minimally invasive clinical technology, develops a new idea and a new treatment way for a plurality of cerebral and spinal vascular diseases, can independently solve a plurality of cerebrovascular diseases, and can be skillfully combined with traditional open surgery, radiotherapy and the like to ensure that diseases which cannot be treated or are difficult to treat originally have satisfactory curative effects.

Notice the prior art scheme that number is CN211749948U, a puncture positioner for neural intervention art is disclosed, the device is using can't transversely to adjust the device, unable adjustment of adaptability is carried out to the width of device according to the in service behavior of difference, it has certain limitation to use, when going up and down to adjust simultaneously, be through with the grafting between the spacing hole realize going up and down to adjust and the device between fixed, the stability of structure is relatively poor, it has the interval simultaneously between every spacing hole, this distance that has just caused the lift has received the restriction, the scope of regulation has the limitation, device and the bed body do not have fixed knot structure before simultaneously, directly place and use the structure unstability, greatly reduced the practicality.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a neural intervention puncture positioning device convenient to adjust, which solves the defects and problems in the prior art, adds an adjusting mechanism capable of adjusting the width of the puncture positioning device, can adaptively adjust the width of the device according to different use conditions, can drive gears to be meshed through a handle during lifting adjustment, and then drives a lead screw to rotate so as to drive a movable block to move up and down.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a puncture positioner is intervene to nerve convenient to adjust, includes positioning mechanism, positioning mechanism's the left and right sides both ends difference fixedly connected with horizontal adjustment mechanism, horizontal adjustment mechanism's outside fixedly connected with lifting adjusting mechanism, lifting adjusting mechanism's the fixed subassembly of lower extreme fixedly connected with.

Preferably, the positioning mechanism comprises a connecting seat, a sliding groove, a positioning block, a positioning hole, a threaded hole, a screw rod and a connecting handle, the sliding groove is formed in the connecting seat, the positioning block is arranged in the connecting seat, the positioning hole is formed in the center of the inner portion of the positioning block, the threaded hole is formed in the inner portion of the positioning block, the screw rod is arranged in the threaded hole, the connecting handle is fixedly connected to the outer side of the screw rod, and the better positioning of the puncture needle is facilitated.

Preferably, the sliding groove, the positioning block, the positioning hole, the threaded hole, the screw rod and the connecting handle are symmetrically arranged in two groups relative to the vertical central line of the connecting seat respectively, the screw rod is in threaded connection with the threaded hole, and the connecting handle is in sliding connection with the sliding groove, so that the adjusting is convenient and better.

Preferably, the horizontal adjustment mechanism includes connecting rod, movable rod, first movable groove, second movable groove, threaded rod, rotatory handle and nut, the inside of connecting rod is provided with the movable rod, first movable groove has been seted up to the inside of movable rod, the second movable groove has been seted up to the inside of connecting rod, the inside in first movable groove is provided with the threaded rod, the rotatory handle of upper end fixedly connected with of threaded rod, the outside of threaded rod is provided with the nut, connecting rod and movable rod sliding connection, the width in first movable groove is the same with the width in second movable groove, the outside that first movable groove and second movable groove extend to the connecting rod is passed to the one end of threaded rod, connecting rod and nut threaded connection carry out horizontal adjustment to the device, conveniently adjust the width.

Preferably, lift adjustment mechanism includes supporting seat, dead slot, cavity, lead screw, movable block, first gear, rotary rod and second gear, the dead slot has been seted up to the inside of supporting seat, the inside of supporting seat is located the lower extreme of dead slot and has seted up the cavity, the inside of dead slot is provided with the lead screw, the outside of lead screw is located the inside of dead slot and is provided with the movable block, the outside of lead screw is located the inside of cavity and is provided with first gear, the outside of supporting seat is provided with the rotary rod, the rotary rod is located the inside one end fixedly connected with second gear of cavity, rotate through the bearing between lead screw and the supporting seat and be connected, lead screw and movable block threaded connection, first gear and second gear meshing are connected, rotary rod and supporting seat rotate to be connected, carry out lift adjustment, convenient operation and use.

Preferably, the fixed subassembly includes fixed plate, fixture block, locking bolt and compact heap, the lower extreme fixedly connected with fixture block of fixed plate, the inside of fixture block is provided with locking bolt, the inside fixedly connected with compact heap that the upper end of locking bolt is located the fixture block, locking bolt and fixture block threaded connection are convenient for better install and fix with the sick bed.

Compared with the prior art, the utility model has the following beneficial effects:

the device is characterized in that a transverse adjusting mechanism is additionally arranged on the outer side of the positioning mechanism, the transverse adjusting mechanism can be adjusted through the stretching of the connecting rod and the movable rod, meanwhile, the fixing can be completed through the locking of the threaded rod and the nut, the operation is convenient, meanwhile, the rotary rod can be rotated to drive the lead screw to rotate during lifting, the movement of the movable block is realized, the lifting adjustment is realized, when the puncture is performed, the position needing to be punctured can be positioned through moving the positioning block, the limiting block and the connecting seat are locked and fixed through the screw rod and the rotary handle, the operation is convenient, the structure is simple and practical, the device and the sickbed can be fixed, the clamping block is clamped with the outer side of the sickbed, the sickbed is fixed and locked through the locking bolt and the pressing block, the installation is realized, and the stability during the use is improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of an exploded structure of the positioning mechanism of the present invention;

FIG. 3 is a schematic perspective view of the lateral adjustment mechanism of the present invention;

FIG. 4 is a schematic cross-sectional view of the lift adjustment mechanism of the present invention;

fig. 5 is a schematic cross-sectional view of the fixing assembly of the present invention.

Wherein: 1. a positioning mechanism; 2. a lateral adjustment mechanism; 3. a lifting adjusting mechanism; 4. a fixing assembly; 101. a connecting seat; 102. a chute; 103. positioning blocks; 104. positioning holes; 105. a threaded hole; 106. a screw; 107. a connecting handle; 21. a connecting rod; 22. a movable rod; 23. a first movable slot; 24. a second movable slot; 25. a threaded rod; 26. rotating the handle; 27. a nut; 31. a supporting seat; 32. an empty groove; 33. a cavity; 34. a screw rod; 35. a movable block; 36. a first gear; 37. rotating the rod; 38. a second gear; 41. a fixing plate; 42. a clamping block; 43. locking the bolt; 44. and (5) a compression block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a neural intervention puncture positioning device convenient to adjust comprises a positioning mechanism 1, wherein the positioning mechanism 1 comprises a connecting seat 101, a sliding groove 102, a positioning block 103, a positioning hole 104 and a threaded hole 105, the puncture needle comprises a screw 106 and a connecting handle 107, a sliding groove 102 is formed in the connecting seat 101, a positioning block 103 is arranged in the connecting seat 101, a positioning hole 104 is formed in the center of the inside of the positioning block 103, a threaded hole 105 is formed in the inside of the positioning block 103, the screw 106 is arranged in the threaded hole 105, the connecting handle 107 is fixedly connected to the outer side of the screw 106, so that the puncture needle can be positioned better, the sliding groove 102, the positioning block 103, the positioning hole 104, the threaded hole 105, the screw 106 and the connecting handle 107 are respectively symmetrically arranged in two groups about the vertical central line of the connecting seat 101, the screw 106 is in threaded connection with the threaded hole 105, the connecting handle 107 is in sliding connection with the sliding groove 102, and better adjustment is facilitated;

the left end and the right end of the positioning mechanism 1 are respectively fixedly connected with a transverse adjusting mechanism 2, the transverse adjusting mechanism 2 comprises a connecting rod 21, a movable rod 22, a first movable groove 23, a second movable groove 24, a threaded rod 25, a rotary handle 26 and a nut 27, the movable rod 22 is arranged in the connecting rod 21, the first movable groove 23 is arranged in the movable rod 22, the second movable groove 24 is arranged in the connecting rod 21, the threaded rod 25 is arranged in the first movable groove 23, the rotary handle 26 is fixedly connected to the upper end of the threaded rod 25, the nut 27 is arranged on the outer side of the threaded rod 25, the connecting rod 21 is in sliding connection with the movable rod 22, the width of the first movable groove 23 is the same as that of the second movable groove 24, one end of the threaded rod 25 penetrates through the first movable groove 23 and the second movable groove 24 to extend to the outer side of the connecting rod 21, the connecting rod 21 is in threaded connection with the nut 27 to transversely adjust the device, the width is convenient to adjust;

the outer side of the transverse adjusting mechanism 2 is fixedly connected with a lifting adjusting mechanism 3, the lifting adjusting mechanism 3 comprises a supporting seat 31, an empty groove 32, a cavity 33, a screw rod 34, a movable block 35, a first gear 36, a rotary rod 37 and a second gear 38, the empty groove 32 is arranged in the supporting seat 31, the cavity 33 is arranged at the lower end of the empty groove 32 in the supporting seat 31, the screw rod 34 is arranged in the empty groove 32, the movable block 35 is arranged in the empty groove 32 on the outer side of the screw rod 34, the first gear 36 is arranged in the cavity 33 on the outer side of the screw rod 34, the rotary rod 37 is arranged on the outer side of the supporting seat 31, one end of the rotary rod 37 in the cavity 33 is fixedly connected with the second gear 38, the screw rod 34 is rotatably connected with the supporting seat 31 through a bearing, the screw rod 34 is in threaded connection with the movable block 35, the first gear 36 is in meshed connection with the second gear 38, and the rotary rod 37 is rotatably connected with the supporting seat 31, carry out lifting adjusting, convenient operation and use, lifting adjusting mechanism 3's lower extreme fixedly connected with fixed subassembly 4, fixed subassembly 4 includes fixed plate 41, fixture block 42, locking bolt 43 and compact heap 44, the lower extreme fixedly connected with fixture block 42 of fixed plate 41, the inside of fixture block 42 is provided with locking bolt 43, the upper end of locking bolt 43 is located fixture block 42's inside fixedly connected with compact heap 44, locking bolt 43 and fixture block 42 threaded connection, be convenient for better install and fix with the sick bed.

When the device is used, the width of the device is adjusted according to different use conditions, the movable rod 22 and the connecting rod 21 are adjusted in a telescopic mode, after a proper position is determined, the connecting rod 21 and the movable rod 22 are locked through the threaded rod 25 and the nut 27, then the device is clamped with the outer side of a sickbed through the clamping block 42, the locking bolt 43 is rotated, the pressing block 44 is contacted and locked with the bottom of the sickbed, the fixation of the device is realized, then the lifting adjustment is started, the rotating rod 37 can be rotated to drive the first gear 36 and the second gear 38 to be meshed, the rotation of the screw rod 34 is realized, then the movable block 35 moves along the thread on the outer side of the screw rod 34, the lifting adjustment of the device is realized, the operation is convenient, the positioning block 103 can slide in the connecting seat 101 to position a position needing to be punctured, then the positioning block 103 is locked with the connecting seat 101 by the screw 106, and then the puncture needle passes through the positioning hole 104 to start puncturing the patient.

Claims

1. The utility model provides a neural intervention puncture positioner convenient to adjust, includes positioning mechanism (1), its characterized in that: the left end and the right end of the positioning mechanism (1) are respectively fixedly connected with a transverse adjusting mechanism (2), the outer side of the transverse adjusting mechanism (2) is fixedly connected with a lifting adjusting mechanism (3), and the lower end of the lifting adjusting mechanism (3) is fixedly connected with a fixing component (4);

the positioning mechanism (1) comprises a connecting seat (101), a sliding groove (102), a positioning block (103), a positioning hole (104), a threaded hole (105), a screw rod (106) and a connecting handle (107), wherein the sliding groove (102) is formed in the connecting seat (101), the positioning block (103) is arranged in the connecting seat (101), the positioning hole (104) is formed in the center of the inner part of the positioning block (103), the threaded hole (105) is formed in the inner part of the positioning block (103), the screw rod (106) is arranged in the threaded hole (105), and the connecting handle (107) is fixedly connected to the outer side of the screw rod (106);

horizontal adjustment mechanism (2) are including connecting rod (21), movable rod (22), first movable groove (23), second movable groove (24), threaded rod (25), rotatory handle (26) and nut (27), the inside of connecting rod (21) is provided with movable rod (22), first movable groove (23) have been seted up to the inside of movable rod (22), second movable groove (24) have been seted up to the inside of connecting rod (21), the inside of first movable groove (23) is provided with threaded rod (25), the rotatory handle (26) of upper end fixedly connected with of threaded rod (25), the outside of threaded rod (25) is provided with nut (27), connecting rod (21) and movable rod (22) sliding connection, the width of first movable groove (23) is the same with the width of second movable groove (24), the one end of threaded rod (25) is passed first movable groove (23) and second movable groove (24) and is extended to the outer of connecting rod (21) The connecting rod (21) is in threaded connection with a nut (27);

the lifting adjusting mechanism (3) comprises a supporting seat (31), an empty groove (32), a cavity (33), a screw rod (34), a movable block (35), a first gear (36), a rotary rod (37) and a second gear (38), the empty groove (32) is formed in the supporting seat (31), the cavity (33) is formed in the lower end, located in the empty groove (32), of the supporting seat (31), the screw rod (34) is arranged in the empty groove (32), the movable block (35) is arranged in the empty groove (32) in the outer side of the screw rod (34), the first gear (36) is arranged in the cavity (33) in the outer side of the screw rod (34), the rotary rod (37) is arranged in the outer side of the supporting seat (31), the second gear (38) is fixedly connected to one end, located in the cavity (33), of the rotary rod (37), and the supporting seat (31) are rotatably connected through a bearing, the screw rod (34) is in threaded connection with the movable block (35), the first gear (36) is in meshed connection with the second gear (38), and the rotating rod (37) is in rotating connection with the supporting seat (31).

2. A nerve access puncture positioning device facilitating adjustment according to claim 1, wherein: the connecting device is characterized in that the sliding groove (102), the positioning block (103), the positioning hole (104), the threaded hole (105), the screw rod (106) and the connecting handle (107) are symmetrically arranged in two groups relative to the vertical central line of the connecting seat (101), the screw rod (106) is in threaded connection with the threaded hole (105), and the connecting handle (107) is in sliding connection with the sliding groove (102).

3. A nerve access puncture positioning device facilitating adjustment according to claim 1, wherein: the fixing assembly (4) comprises a fixing plate (41), a clamping block (42), a locking bolt (43) and a pressing block (44), the clamping block (42) is fixedly connected to the lower end of the fixing plate (41), the locking bolt (43) is arranged inside the clamping block (42), the upper end of the locking bolt (43) is located on the pressing block (44) fixedly connected to the inside of the clamping block (42), and the locking bolt (43) is in threaded connection with the clamping block (42).