阅读说明：本技术 单侧经皮穿刺椎体导向器 (Unilateral percutaneous puncture centrum guider ) 是由 刘佐忠 于 2019-08-30 设计创作，主要内容包括：本发明属于皮椎体成形技术领域,具体涉及单侧经皮穿刺椎体导向器,包括底板,底板两端分别转动安装有定位板和安装板,定位板上安装有支架,底板上开设有第一滑槽,第一滑槽内开设有穿刺槽,支架和安装板上安装有弧形滑轨,弧形滑轨上滑动安装有导向机构,导向机构包括第一安装座,第一安装座上开设有第二滑槽,第一安装座一侧安装有第一固定座,第一安装座上开设有第一预留槽,第一预留槽内铰接有安装有第一调节轮,第一调节轮内径向穿设有导向筒,角度环上安装有第二连杆,第二连杆上安装有水平泡,第一调节轮上安装有与导向筒平行的红外线发射器,用来解决术中透视的次数较多,导致减少医务人员和病人需要反复与射线进行接触的问题。(The invention belongs to the technical field of percutaneous centrum forming, and particularly relates to a unilateral percutaneous puncture centrum guider, which comprises a bottom plate, wherein two ends of the bottom plate are respectively and rotatably provided with a positioning plate and a mounting plate, a bracket is arranged on the positioning plate, a first chute is arranged on the bottom plate, a puncture groove is formed in the first chute, an arc-shaped slide rail is arranged on the bracket and the mounting plate, a guide mechanism is slidably arranged on the arc-shaped slide rail and comprises a first mounting seat, a second chute is arranged on the first mounting seat, a first fixing seat is arranged on one side of the first mounting seat, a first reserved groove is arranged on the first mounting seat, a first adjusting wheel is hinged in the first reserved groove, a guide cylinder is radially penetrated in the first adjusting wheel, a second connecting rod is arranged on an angle ring, a horizontal bubble is arranged on the second connecting rod, an infrared emitter parallel to the guide cylinder is arranged on the first adjusting wheel, and is used, resulting in a reduction in the problems of medical personnel and patients requiring repeated exposure to radiation.)

1. Unilateral percutaneous puncture centrum director, its characterized in that: comprises a bottom plate (1), wherein both ends of the bottom plate (1) are respectively rotatably provided with a positioning plate (11) and a mounting plate (4), a support (12) is arranged on the positioning plate (11), a first sliding groove (13) is arranged on the bottom plate (1), a puncture groove (14) is arranged in the first sliding groove (13), an arc sliding rail (15) is arranged on the support (12) and the mounting plate (4), a guide mechanism (3) is arranged on the arc sliding rail (15) in a sliding manner, the guide mechanism (3) comprises a first mounting seat (31), a second sliding groove (32) is arranged on the first mounting seat (31), the second sliding groove (32) is clamped on the arc sliding rail (15), a first fixing seat (331) is arranged on one side of the first mounting seat (31), a first fastening bolt (332) is screwed on the first fixing seat (331), and the first fastening bolt (332) is corresponding to the arc sliding rail (15), seted up first reservation groove (310) on first mount pad (31), it installs first regulating wheel (34) to articulate in first reservation groove (310), guide cylinder (36) radially wear to be equipped with in first regulating wheel (34), the cover is equipped with collar (351) on first regulating wheel (34), radially install a plurality of first connecting rods (353) on collar (351), it is a plurality of fixed mounting has angle ring (352) with collar (351) centre of a circle altogether on first connecting rod (353), be equipped with the angle mark on angle ring (352), install second connecting rod (37) on angle ring (352), install horizontal bubble (381) on second connecting rod (37), install infrared emitter (342) parallel with guide cylinder (36) on first regulating wheel (34).

2. The unilateral percutaneous penetrating vertebral guide of claim 1, wherein: the positioning plate (11) and the bottom plate (1) are both made of transparent materials and are provided with scales.

3. The unilateral percutaneous penetrating vertebral guide of claim 2, wherein: and a first pointer is axially arranged on the outer wall of the guide cylinder (36), and the first pointer is coplanar with the axis of the guide cylinder (36).

4. The unilateral percutaneous penetrating vertebral guide of claim 3, wherein: the number of the infrared emitters (342) is two, and the infrared emitters (342) are positioned on two sides of the guide cylinder (36).

5. The unilateral percutaneous penetrating vertebral guide of claim 4, wherein: the horizontal base (38) is installed on the second connecting rod (37), the horizontal bubbles (381) are installed on two sides of the horizontal base (38), a second fastening stud (39) is screwed in the horizontal base (38), a first fastening knob (391) is installed at one end of the second fastening stud (39), and the other end of the second fastening stud passes through the second connecting rod (37), the angle ring (352) and the installation ring (351) to be in contact with the circumferential surface of the first adjusting wheel (34).

6. The unilateral percutaneous penetrating vertebral guide of claim 5, wherein: the second connecting rod (37) corresponds to any one of the first connecting rods (353), through holes communicated with each other are formed in the second connecting rod (37), the angle ring (352), the first connecting rod (353) and the mounting ring (351), and the second fastening stud (39) penetrates through the through holes.

7. The unilateral percutaneous penetrating vertebral guide of claim 1, wherein: a fixing seat is arranged in the first sliding groove (13) in a sliding mode, a clamping seat (24) is arranged on the fixing seat, the clamping seat (24) is arranged on the bottom plate (1) in a sliding mode, and a second fastening knob (25) is arranged on the clamping seat (24).

8. The unilateral percutaneous penetrating vertebral guide of claim 7, wherein: the fixing base comprises a first fixing sliding base (21) and a second fixing sliding base (22) which are arranged oppositely, semicircular grooves (23) are formed in the first fixing sliding base (21) and the second fixing sliding base (22), the first fixing sliding base (21) and the second fixing sliding base (22) are connected in a magnetic attraction mode, and the clamping base (24) is fixedly installed on the first fixing sliding base (21).

9. The unilateral percutaneous penetrating vertebral guide of claim 1, wherein: install screw thread post (41) on bottom plate (12), the through-hole has been seted up on mounting panel (4), mounting panel (4) cover is located on screw thread post (41), screw thread post (41) pass through-hole one end spiro union have third fastening knob (42).

10. The unilateral percutaneous penetrating vertebral guide of claim 9, wherein: install angle chi (43) on mounting panel (4), be equipped with second pointer (44) on bottom plate (1).

Technical Field

The invention belongs to the technical field of percutaneous vertebral body forming, and particularly relates to a unilateral percutaneous puncture vertebral body guider.

Background

Percutaneous Vertebroplasty (PVP) is a minimally invasive spinal surgery technique that percutaneously injects bone cement into a vertebral body through the pedicle of a vertebral arch or outside the pedicle of a vertebral arch to increase the strength and stability of the vertebral body, prevent collapse, relieve pain, and even partially restore the height of the vertebral body.

At present, for percutaneous puncture vertebral body forming, a puncture point and a puncture abduction angle need to be positioned and punctured repeatedly for many times in an operation, and the number of times of fluoroscopy in the operation is more, so that medical staff and a patient need to be contacted with rays repeatedly, and the health of the medical staff and the patient is not facilitated.

Disclosure of Invention

The purpose of the invention is: aims to provide a unilateral percutaneous puncture vertebral body guider which is used for solving the problem that medical staff and patients need to repeatedly contact with rays due to more times of perspective in the operation.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

the unilateral percutaneous puncture vertebral body guider comprises a bottom plate, wherein a positioning plate and a mounting plate are respectively rotatably mounted at two ends of the bottom plate, a support is mounted on the positioning plate, a first chute is formed in the bottom plate, a puncture groove is formed in the first chute, arc-shaped slide rails are mounted on the support and the mounting plate, a guide mechanism is slidably mounted on the arc-shaped slide rails and comprises a first mounting seat, a second chute is formed in the first mounting seat, the second chute is clamped on the arc-shaped slide rails, a first fixing seat is mounted at one side of the first mounting seat, a first fastening bolt is screwed on the first fixing seat and corresponds to the arc-shaped slide rails, a first reserved groove is formed in the first mounting seat, a first adjusting wheel is hinged in the first reserved groove, and a guide cylinder is radially penetrated in the first adjusting wheel, the cover is equipped with the collar on the first regulating wheel, radially install a plurality of first connecting rods on the collar, it is a plurality of fixed mounting has the angle ring with the collar centre of a circle altogether on the first connecting rod, be equipped with the angle mark on the angle ring, install the second connecting rod on the angle ring, install the level bubble on the second connecting rod, install the infrared emitter parallel with the guide cylinder on the first regulating wheel.

Further, the locating plate and the bottom plate are made of transparent materials and are provided with scales.

Further, a first pointer is axially installed on the outer wall of the guide cylinder, and the first pointer is coplanar with the axis of the guide cylinder.

Furthermore, the number of the infrared emitters is two, and the infrared emitters are located on two sides of the guide cylinder.

Furthermore, a horizontal seat is installed on the second connecting rod, the horizontal bubble is installed on two sides of the horizontal seat, a second fastening stud is screwed in the horizontal seat, a first fastening knob is installed at one end of the second fastening stud, and the other end of the second fastening stud penetrates through the second connecting rod, the angle ring and the installation ring to be in contact with the circumferential surface of the first adjusting wheel.

Furthermore, the second connecting rod corresponds to any one of the first connecting rods, through holes communicated with each other are formed in the second connecting rod, the angle ring, the first connecting rod and the mounting ring, and the second fastening stud penetrates through the through holes.

Further, a fixing seat is slidably mounted in the first sliding groove, a clamping seat is mounted on the fixing seat, the clamping seat is slidably mounted on the bottom plate, and a second fastening knob is mounted on the clamping seat.

Furthermore, the fixing base comprises a first fixing slide seat and a second fixing slide seat which are arranged oppositely, semicircular grooves are formed in the first fixing slide seat and the second fixing slide seat, the first fixing slide seat and the second fixing slide seat are connected in a magnetic attraction mode, and the clamping seat is fixedly installed on the first fixing slide seat.

Further, install the screw thread post on the bottom plate, the through-hole has been seted up on the mounting panel, the mounting panel cover is located on the screw thread post, the screw thread post passes through-hole one end spiro union and has the third fastening knob.

Furthermore, an angle ruler is installed on the installation plate, and a second pointer is arranged on the bottom plate.

The invention adopting the technical scheme has the advantages that:

1. the puncture path can be accurately positioned by measuring the abduction angle of the vertebral body before operation and adjusting the guide mechanism according to the abduction angle to ensure that the angle of the guide cylinder is the same as the abduction angle after the puncture point is determined in the operation, so that the number of times of perspective in the operation can be reduced, and the ray contact amount between medical staff and a patient is reduced;

2. the guide mechanism is provided with the horizontal bubble, and the puncture angle is determined by verifying the level of the guide mechanism through the horizontal bubble, so that the bottom plate does not need to be leveled before adjustment, and the use is convenient;

3. after the adjustment is finished, the puncture path can be verified by observing whether the irradiation position of the infrared emitter corresponds to the puncture point.

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural view of a single-sided percutaneous penetrating vertebral body guide embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural diagram of a fixing base according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a guide mechanism in an embodiment of the present invention;

FIG. 5 is a schematic view of a part of the components of the guide mechanism in the embodiment of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 5;

the main element symbols are as follows:

the base plate 1, the positioning plate 11, the base plate 12, the first sliding groove 13, the puncture groove 14, the arc-shaped sliding rail 15, the connecting column 201, the first fixed sliding seat 21, the second fixed sliding seat 22, the semicircular groove 23, the clamping seat 24, the second fastening knob 25, the guide mechanism 3, the first mounting seat 31, the first reserved groove 310, the second sliding groove 32, the first fixed seat 331, the first fastening bolt 332, the first adjusting wheel 34, the infrared emitter 342, the mounting ring 351, the second angle ring 352, the first connecting rod 353, the guide cylinder 36, the second connecting rod 37, the horizontal seat 38, the horizontal bubble 381, the second fastening bolt 39, the first fastening knob 391, the mounting plate 4, the threaded column 41, the third fastening knob 42, the angle ruler 43, and the second pointer 44.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 6, the unilateral percutaneous puncture vertebral body guider comprises a bottom plate 1, wherein a positioning plate 11 and a mounting plate 4 are respectively rotatably mounted at two ends of the bottom plate 1, a connecting column 201 is mounted at one end of the bottom plate 1, the connecting column 201 penetrates through the positioning plate 11, and a bracket 12 is mounted on the positioning plate 11, wherein the positioning plate 11 and the bottom plate 1 are both made of transparent materials and are provided with scales in order to better determine the puncture position in the operation. The bottom plate 1 is provided with a first chute 13, a puncture groove 14 is arranged in the first chute 13, an arc-shaped slide rail 15 is arranged between the bracket 12 and the mounting plate 4, a guide mechanism 3 is slidably arranged on the arc-shaped slide rail 15, the guide mechanism 3 comprises a first mounting seat 31, a second chute 32 is arranged on the first mounting seat 31, the second chute 32 is clamped on the arc-shaped slide rail 15, a first fixing seat 331 is arranged on one side of the first mounting seat 31, a first fastening bolt 332 is screwed on the first fixing seat 331, the first fastening bolt 332 corresponds to the arc-shaped slide rail 15, a first reserved groove 310 is arranged on the first mounting seat 31, a first adjusting wheel 34 is hinged in the first reserved groove 310, and a guide cylinder 36 is radially penetrated on the first adjusting wheel 34, in the process of rotating the guide cylinder 36, in order to better observe the rotation angle of the guide cylinder 36, a first pointer is axially installed on the outer wall of the guide cylinder 36, and the first pointer is coplanar with the axis of the guide cylinder 36. The cover is equipped with the collar 351 on the first regulating wheel 34, radially installs a plurality of first links 353 on the collar 351, and fixed mounting has the angle ring 352 with collar 351 centre of a circle on a plurality of first links 353, is equipped with the angle mark on the angle ring 352, installs second connecting rod 37 on the angle ring 352, installs horizontal bubble 381 on the second connecting rod 37, installs the infrared emitter 342 parallel with guide cylinder 36 on the first regulating wheel 34.

When the position of the adjusting mechanism 3 is adjusted to correspond to the abduction angle, when the position of the adjusting mechanism 3 is moved, it is determined by the angle ring 352 that the angle of the guide cylinder 36 is kept consistent with the angle of the abduction angle, and then the horizontal bulb 381 is kept horizontal, and the guide cylinder 36 and the angle ring 352 move the adjusting mechanism 3 relatively to be stationary until the guide cylinder 36 corresponds to the abduction angle. The infrared beam is emitted by the infrared emitter 342, and after the adjustment is completed, the exit path is verified by the infrared emitter 342. In order to determine the position accuracy, two infrared emitters 342 are provided, the infrared emitters 342 are located on two sides of the guide cylinder 36, and the middle position of the irradiation point of the two infrared emitters 342 after adjustment is the puncture point.

Specifically, the second link 37 is provided with a horizontal seat 38, the horizontal bulb 381 is arranged at two sides of the horizontal seat 38, a second fastening stud 39 is screwed in the horizontal seat 38, one end of the second fastening stud 39 is provided with a first fastening knob 391, the other end passes through the second link 37, the angle ring 352 and the mounting ring 351 to be in contact with the circumferential surface of the first adjusting wheel 34, by rotating the second fastening stud 39 so that the second angular ring 352 is fixed with the first adjustment wheel 34, even if the second angle ring 352 and the guide cylinder 36 are relatively fixed, the second connecting rod 37 corresponds to any one of the first connecting rods 353, the second connecting rod 37, the angle ring 352, the first connecting rod 353 and the mounting ring 351 are all provided with communicated through holes, the second fastening stud 39 is arranged in the through holes in a penetrating manner, the second fastening stud 39 is prevented from being exposed, the second fastening stud 39 can be protected from bending and damage, and the service life is prolonged.

Specifically, slidable mounting has a fixing base in first spout 13, install cassette 24 on the fixing base, cassette 24 slidable mounting is on bottom plate 1, install second fastening knob 25 on the cassette 24, wherein, the fixing base includes relative first fixed slide 21 and the fixed slide 22 of second that sets up, half slot 23 has all been seted up on first fixed slide 21 and the fixed slide 22 of second, the connection is inhaled to magnetism between first fixed slide 21 and the fixed slide 22 of second, cassette 24 fixed mounting is on first fixed slide 21, can fix the medical instrument lower extreme that is used for the puncture to the puncture in-process through the fixing base, facilitate the use.

Specifically, install screw thread post 41 on the bottom plate 12, the through-hole has been seted up on the mounting panel 4, the mounting panel 4 cover is located on screw thread post 41, screw thread post 41 passes through one end spiro union of through-hole has third fastening knob 42, adjust the angle between arc slide rail 15 and the surface of water through rotating mounting panel 4, in order to satisfy the demand of more puncture angles, install angle chi 43 on the mounting panel 4, it can be when adjusting the angle of arc slide rail 15 through second pointer 44 and angle chi 43 to be equipped with second pointer 44 on bottom plate 1, control the angle of adjustment.

In this embodiment, medical personnel carry out preoperative detection to the patient before the puncture, confirm puncture point and puncture abduction angle. During operation, firstly, the bottom plate 1 is placed on the body surface of a patient, the positioning plate 11 corresponds to the spine, then the bottom plate 1 is moved to enable the puncture point to fall into the puncture groove 14, then the guide cylinder 36 is rotated according to the abduction angle determined before the operation to adjust the angle, when the angle of the guide cylinder 36 is consistent with the abduction angle, the first fastening knob 391 is rotated to lock the second angle ring 352, then the horizontal bubble 381 is kept horizontally to move the first mounting seat 31 along the arc-shaped slide rail 16, the infrared ray beam is emitted through the infrared ray emitter 342, in the process of moving the second adjusting mechanism 3, when the middle parts of the infrared ray beams simultaneously emitted by the two infrared ray emitters 342 correspond to the puncture point, then the movement of the second adjusting mechanism 3 is stopped, the first fastening bolt 332 is rotated to fix the first mounting seat 31, finally the fixing seat is moved, the infrared ray emitter 342 can emit the infrared ray beam to pass through the two semicircular grooves 23 and still irradiate the puncture area, finally, the fixed seat is locked through a second fastening knob 25; when the angle of the arc-shaped slide rail 15 needs to be adjusted, the third fastening knob 42 is rotated to loosen the mounting plate 4, then the arc-shaped slide rail 15 is rotated according to needs, the included angle between the arc-shaped slide rail 15 and the horizontal plane is changed, and the third fastening knob 42 is rotated to lock the mounting plate 4 after the adjustment is finished.

The unilateral percutaneous puncture vertebral body guider provided by the invention is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.