CN215778421U

CN215778421U - Accurate perforating device of backbone minimal access surgery with positioning mechanism

Info

Publication number: CN215778421U
Application number: CN202122312842.9U
Authority: CN
Inventors: 杨桓; 牛升波; 吴江红; 杨明园; 蔡兴海; 宋琳; 张骏; 焦坤; 陈自强; 白玉树; 李明
Original assignee: First Affiliated Hospital of Naval Military Medical University of PLA
Current assignee: First Affiliated Hospital of Naval Military Medical University of PLA
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-11
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of minimally invasive surgery punching, in particular to a precise punching device with a positioning mechanism for a spinal minimally invasive surgery, which comprises a fixed frame, wherein the top of the fixed frame is provided with a chute, a fixed rod is arranged inside the chute, the fixed rod is provided with positioning plates which are symmetrical to each other, a positioning slide block is arranged between a left positioning plate and a right positioning plate, the bottom of the positioning slide block is provided with a punching machine main body, and a limiting assembly is arranged below the punching machine main body; according to the utility model, the positioning plates are placed on two sides of the body of a patient, the positioning slide block is pulled to move under the elastic action of the tension spring, the positioning slide block is quickly adjusted to be close to the spine, the movable block can move the positioning slide block, the punching needle is moved to the position above a punching part, the positioning slide block is fixed by the adjusting bolt, the punching needle can be prevented from moving, in the punching process, the limiting pipe limits the punching needle, the punching needle can be prevented from deviating, so that accurate punching is carried out, the deviation of hole positions is avoided, and the minimally invasive surgery is convenient to carry out.

Description

Accurate perforating device of backbone minimal access surgery with positioning mechanism

Technical Field

The utility model relates to the technical field of minimally invasive surgery punching, in particular to a precise punching device with a positioning mechanism for spinal minimally invasive surgery.

Background

During minimally invasive spine surgery, a tiny incision or a puncture channel is adopted, special instruments and devices are used, under the monitoring of an image instrument or the guidance of a navigation technology, various miniature manual or electric instruments and equipment are used for reaching a diseased part from a normal anatomical structure, and the whole surgery process is completed under a visual condition, so that the aims of being smaller than the traditional or standard spine surgery incision, small in tissue trauma, less in bleeding, high in operation accuracy, positive in effect and fast in postoperative function recovery are achieved. The minimally invasive spine surgery has the advantages of small wound, less pain, quick recovery, good curative effect, less complications, low cost and the like for patients.

Need punch to the operation position when carrying out backbone minimal access surgery, current minimal access surgery punches and mostly punches through the manual work, and the location effect when punching is relatively poor, and easily makes the drift appear in the in-process of punching, and the hole site that leads to punching appears small skew, causes minimal access surgery's the degree of difficulty to increase, is unfavorable for accomplishing the operation fast, influences patient's postoperative and resumes. In view of this, we propose a precise perforating device with positioning mechanism for minimally invasive spine surgery.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects, the utility model provides the precise perforating device with the positioning mechanism for the minimally invasive spine surgery.

The technical scheme of the utility model is as follows:

the utility model provides an accurate perforating device of backbone minimal access surgery with positioning mechanism, includes the mount, the spout has been seted up at the top of mount, the inside of spout is equipped with the dead lever, both ends all with mount welded fastening about the dead lever, just be close to left and right sides edge on the dead lever and be equipped with the locating plate of mutual symmetry, locating plate and spout sliding connection, locating plate and dead lever sliding connection control about be equipped with the location slider between the locating plate, location slider and spout sliding connection, location slider and dead lever sliding connection, the puncher main part is installed to the bottom of location slider, the punching needle is installed to the bottom of puncher main part, the below of puncher main part is equipped with spacing subassembly.

As the preferred technical scheme, a fixing plane is arranged at the top of the fixing rod and between the positioning plates at the left side and the right side, a tension spring is arranged on the outer side of the fixing rod and between the positioning plates and the positioning sliding blocks, one end of the tension spring is fixedly connected with the positioning plates, and the other end of the tension spring is fixedly connected with the positioning sliding blocks.

As an optimized technical scheme, an arc-shaped plate is arranged on the positioning plate and close to the bottom end, a spongy cushion is arranged on the inner side of the arc-shaped plate, and the spongy cushion is in bonding fit with the arc-shaped plate.

As preferred technical scheme, the top of location slider and be close to left and right sides edge and all be equipped with the movable block, movable block and location slider integrated into one piece, the top of location slider and be close to center department and be equipped with adjusting bolt, adjusting bolt runs through the top of location slider, and with location slider threaded connection.

As the preferred technical scheme, the limiting assembly comprises a limiting plate, the top of the limiting plate is close to four corners and is fixedly welded with a connecting rod, the top of the connecting rod is fixedly welded with a positioning sliding block, a limiting pipe is arranged on the limiting plate and close to the center, the limiting pipe penetrates through the limiting plate, and the perforating needle is arranged on the inner side of the limiting pipe.

As the preferred technical scheme, the laser positioning lamps are installed at the top of the limiting plate and on the left side and the right side of the limiting pipe.

According to the preferable technical scheme, the bottom of the fixing frame is provided with fixing plates which are bilaterally symmetrical, the fixing plates and the fixing frame are integrally formed, bolt seats are welded and fixed on the outer sides of the fixing plates, fixing bolts are arranged on the bolt seats, penetrate through the fixing plates and are in threaded connection with the bolt seats, and cushion pads are fixedly bonded on the fixing bolts and located on the inner sides of the fixing plates.

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

1. according to the utility model, the positioning plates are placed on two sides of the body of a patient, so that the positioning slide block can be driven to move under the elastic action of the tension spring, the positioning slide block is quickly adjusted to be close to the spine, the movable block can push the positioning slide block to move, the positioning slide block drives the perforating machine main body and the limiting assembly to move, the perforating needle is moved to the position above a perforating part, the positioning slide block is fixed through the adjusting bolt, the perforating needle can be prevented from moving, the limiting pipe limits the perforating needle in the perforating process, the perforating needle can be prevented from deviating, accurate perforating is realized, the difficulty of minimally invasive surgery caused by small deviation of the perforating hole site is avoided, and the postoperative recovery of the patient is facilitated.

2. The fixing frame is convenient to mount by arranging the fixing plate, the fixing bolt is rotated to enable the fixing bolt and the bolt seat to move relatively to drive the cushion pad to move, the fixing frame can be mounted on the operating table by the cushion pad, and meanwhile, the cushion pad performs buffering, so that the operating table can be prevented from being damaged in the fixing process.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a fixing rod according to embodiment 1 of the present invention;

FIG. 3 is a schematic structural diagram of a positioning slider according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a fixing frame according to embodiment 2 of the present invention;

fig. 5 is a schematic diagram of a limiting plate structure in embodiment 2 of the present invention.

In the figure:

1. a fixed mount; 11. a chute; 12. a fixing plate; 13. a bolt seat; 14. fixing the bolt; 15. a cushion pad; 2. fixing the rod; 21. fixing a plane; 22. a tension spring; 3. positioning a plate; 31. an arc-shaped plate; 4. positioning the sliding block; 41. a movable block; 42. Adjusting the bolt; 5. a punch body; 51. a perforating needle; 6. a limiting component; 61. a limiting plate; 62. a connecting rod; 63. a limiting pipe; 64. a laser positioning lamp.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

Referring to fig. 1 to fig. 3, the present embodiment provides a technical solution:

the utility model provides an accurate perforating device of backbone minimal access surgery with positioning mechanism, including mount 1, spout 11 has been seted up at mount 1's top, the inside of spout 11 is equipped with dead lever 2, both ends all with 1 welded fastening of mount about dead lever 2, dead lever 2 is last and be close to left and right sides edge and be equipped with locating plate 3 of mutual symmetry, locating

plate

3 and 11 sliding connection of spout, locating

plate

3 and 2 sliding connection of dead lever, be equipped with location slider 4 about between the locating plate 3, location slider 4 and 11 sliding connection of spout, location slider 4 and 2 sliding connection of dead lever, puncher main part 5 is installed to the bottom of location slider 4, perforating needle 51 is installed to the bottom of puncher main part 5, the below of puncher main part 5 is equipped with spacing subassembly 6.

As the preferred of this embodiment, the top of dead lever 2 and be located and be provided with fixed plane 21 between the locating plate 3 of the left and right sides, fixed plane 21 can increase adjusting bolt 42 and the area of contact of dead lever 2, thereby it is convenient to fix location slider 4, avoid location slider 4 to produce the skew, the outside of dead lever 2 just is located and is equipped with extension spring 22 between locating plate 3 and the location slider 4, extension spring 22's one end and 3 fixed connection of locating plate, extension spring 22's the other end and 4 fixed connection of location slider, extension spring 22's elastic action can pull location slider 4 and remove, thereby convenient quick location, and strengthen locating plate 3's location effect.

As the preferred of this embodiment, be provided with arc 31 on the locating plate 3 and near bottom department, arc 31 can laminate with patient's health position to make things convenient for locating plate 3 to fix a position, the inboard of arc 31 is equipped with the foam-rubber cushion, and the foam-rubber cushion bonds the cooperation with arc 31, and the foam-rubber cushion can cushion between patient's health and arc 31, improves patient's comfort level.

As the preferred of this embodiment, the top of location slider 4 and be close to left and right sides edge all is equipped with movable block 41, movable block 41 and location slider 4 integrated into one piece, can promote location slider 4 through movable block 41 and remove, thereby conveniently adjust the position of location slider 4, make perforating needle 51 remove the position of punching directly over, the top of location slider 4 and be close to center department and be equipped with adjusting bolt 42, adjusting bolt 42 runs through the top of location slider 4, and with 4 threaded connection of location slider, thereby can be fixed with location slider 4, avoid fixing a position after 4 removal of location slider make perforating needle 51 skew.

As the preferred of this embodiment, spacing subassembly 6 includes limiting plate 61, limiting plate 61 adopts transparent inferior gram force board to constitute, transparent inferior gram force board has good light transmissivity, intensity and excellent anti-chemical property, conveniently see through limiting plate 61 and observe the punching position, thereby conveniently fix a position, limiting plate 61's top and be close to the equal welded fastening of four corners department have connecting rod 62, connecting rod 62's top and location slider 4 welded fastening, limiting plate 61 is last and be provided with spacing pipe 63 near central department, spacing pipe 63 runs through limiting plate 61, punching needle 51 sets up the inboard at spacing pipe 63, spacing pipe 63 plays the limiting displacement to punching needle 51, can prevent that punching needle 51 from producing the skew at the removal in-process, thereby conveniently carry out accurate punching.

In the specific use process, firstly, the positioning plate 3 is pulled to enable the positioning plate 3 to move to the edges of two sides of the sliding chute 11, then the positioning plate 3 drives the fixing frame 1 to move, the fixing frame 1 is moved to the upper part of the part of a patient, the positioning plate 3 is slowly loosened to enable the positioning plate 3 to approach the body of the patient, the arc-shaped plate 31 is attached to the body of the patient, the positioning slide block 4 is pulled to move by the elastic action of the tension spring 22, the positioning slide block 4 is rapidly positioned to the upper part of the spine, meanwhile, the arc-shaped plate 31 is closely attached to the body of the patient by the tensile action of the tension spring 22, so that the positioning plate 3 is fixed, then the positioning slide block 4 is pushed to move by the movable block 41, the positioning slide block 4 drives the perforating machine main body 5 and the limiting component 6 to move, the perforating needle 51 is moved to the position right above the perforating position, finally, the adjusting bolt 42 is rotated to enable the adjusting bolt 42 to contact with the fixed plane 21 to fix the positioning slide block 4, the positioning of the perforating needle 51 can be completed, and the perforating needle 51 is prevented from deviating; when puncher main part 5 operates and drives punching needle 51 and move down and punch, punching needle 51 removes in spacing pipe 63, avoids punching needle 51 to produce the skew to carry out accurate punching, the small degree of difficulty that causes minimal access surgery appears in the hole site of avoiding punching increases, thereby makes things convenient for patient postoperative to resume.

Example 2

Referring to fig. 4 to 5, the present embodiment provides the following technical solutions on the basis of embodiment 1: the bottom of mount 1 is provided with bilateral symmetry's fixed plate 12, fixed plate 12 and mount 1 integrated into one piece, the outside welded fastening of fixed plate 12 has bolt seat 13, be equipped with fixing bolt 14 on the bolt seat 13, fixing bolt 14 runs through fixed plate 12, and with bolt seat 13 threaded connection, the inboard bonding that just is located fixed plate 12 on the fixing bolt 14 is fixed with blotter 15, rotate fixing bolt 14, make fixing bolt 14 and bolt seat 13 relative motion, can drive blotter 15 and remove, make blotter 15 fix mount 1 on the operating table, blotter 15 adopts rubber materials to constitute, can cushion on the surface of operating table, avoid making the operating table damage in the fixing process.

As the preferred of this embodiment, the laser positioning lamp 64 is all installed at the top of limiting plate 61 and the left and right sides that is located spacing pipe 63, laser positioning lamp 64 adopts the cross laser lamp of green glow type, the light of laser positioning lamp 64 can form cross light, the position of punching is conveniently fixed a position, and simultaneously, left and right sides laser positioning lamp 64 is fixed a position simultaneously, can reduce positioning error, thereby promote the location effect, in addition, the green light that laser positioning lamp 64 sent can improve the definition of light on patient's skin, conveniently fix a position through cross light.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an accurate perforating device of backbone minimal access surgery with positioning mechanism, includes mount (1), its characterized in that: the top of the fixed frame (1) is provided with a sliding chute (11), a fixed rod (2) is arranged inside the sliding chute (11), the left end and the right end of the fixed rod (2) are welded and fixed with the fixed frame (1), the positioning plates (3) which are symmetrical to each other are arranged on the fixed rod (2) and are close to the edges of the left side and the right side, the positioning plate (3) is connected with the sliding groove (11) in a sliding way, the positioning plate (3) is connected with the fixed rod (2) in a sliding way, a positioning sliding block (4) is arranged between the left positioning plate and the right positioning plate (3), the positioning sliding block (4) is connected with the sliding groove (11) in a sliding way, the positioning sliding block (4) is connected with the fixed rod (2) in a sliding way, the punching machine is characterized in that a punching machine main body (5) is installed at the bottom of the positioning sliding block (4), a punching needle (51) is installed at the bottom of the punching machine main body (5), and a limiting assembly (6) is arranged below the punching machine main body (5).

2. The precise perforating device with positioning mechanism for minimally invasive spine surgery of claim 1, wherein: the utility model discloses a fixing device for fixing the automobile seat, including dead lever (2), locating plate (3), extension spring (22), locating plate (3) and location slider (4), be provided with between locating plate (3) and the location slider (4) fixed plane (21) just be located at the top of dead lever (2), the outside of dead lever (2) just is located and is equipped with extension spring (22) between locating plate (3) and the location slider (4), the one end and locating plate (3) fixed connection of extension spring (22), the other end and the location slider (4) fixed connection of extension spring (22).

3. The precise perforating device with positioning mechanism for minimally invasive spine surgery of claim 1, wherein: an arc-shaped plate (31) is arranged on the positioning plate (3) and close to the bottom, a spongy cushion is arranged on the inner side of the arc-shaped plate (31), and the spongy cushion is in bonding fit with the arc-shaped plate (31).

4. The precise perforating device with positioning mechanism for minimally invasive spine surgery of claim 1, wherein: the top of location slider (4) just is close to left and right sides edge and all is equipped with movable block (41), movable block (41) and location slider (4) integrated into one piece, the top of location slider (4) just is close to center department and is equipped with adjusting bolt (42), adjusting bolt (42) run through the top of location slider (4), and with location slider (4) threaded connection.

5. The precise perforating device with positioning mechanism for minimally invasive spine surgery of claim 1, wherein: spacing subassembly (6) include limiting plate (61), the top of limiting plate (61) just is close to the equal welded fastening in four corners department and has connecting rod (62), the top and location slider (4) welded fastening of connecting rod (62), it is provided with spacing pipe (63) just to be close to center department on limiting plate (61), limiting plate (61) are run through to spacing pipe (63), perforating needle (51) set up the inboard at spacing pipe (63).

6. The precise perforating device with positioning mechanism for minimally invasive spine surgery of claim 5, wherein: the laser positioning lamps (64) are mounted at the top of the limiting plate (61) and on the left side and the right side of the limiting pipe (63).

7. The precise perforating device with positioning mechanism for minimally invasive spine surgery of claim 1, wherein: the bottom of mount (1) is provided with bilateral symmetry's fixed plate (12), fixed plate (12) and mount (1) integrated into one piece, the outside welded fastening of fixed plate (12) has bolt seat (13), be equipped with fixing bolt (14) on bolt seat (13), fixing bolt (14) run through fixed plate (12), and with bolt seat (13) threaded connection, the inboard that just is located fixed plate (12) on fixing bolt (14) bonds and is fixed with blotter (15).