CN212996689U - Cervical vertebra posterior approach vertebral plate holder - Google Patents

Abstract

The utility model discloses a cervical vertebra posterior approach vertebral plate holder, which comprises a triangular plate, an upper chute and a connecting lead screw, wherein the upper ends of the two side walls of the triangular plate are provided with side chutes, the middle part of the upper end of the triangular plate is provided with the upper chute, a connecting column is arranged in the upper chute, the lower end of the connecting column is tightly propped against the bottom end in the upper chute, the connecting lead screw is arranged at the middle position below the connecting column, and one end of the connecting lead screw is provided with a connecting head; the utility model discloses a design of set-square, side spout, go up spout, spliced pole, connecting screw rod, connector, fixation nut and handle isotructure, the spliced pole that makes cervical vertebra way of escape vertebral plate holder and the interval and the position of clip can be according to the convenient regulation of the width of patient's vertebral plate, four clips are for solitary cloth towel pincers hard more with even, and can make the direction of clip change unified control through the handle, it is very convenient to use, can make the operation more simple and convenient, very practical.

Description

Cervical vertebra posterior approach vertebral plate holder

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, it relates to a cervical vertebra way of escape vertebral plate holder.

Background

Cervical spondylosis refers to the degenerative change of cervical intervertebral disc and secondary pathological changes that stimulate or press peripheral nerve roots, spinal cords, blood vessels or other related tissues and cause related clinical symptoms or signs, and specifically may have a series of manifestations of neck and shoulder pain, numbness of upper limbs, unstable walking and the like. When the nerve roots or spinal cord of the cervical vertebra are obviously compressed, the operation treatment is needed. For the conditions of spinal cord compression caused by more than 3 segments of cervical vertebra hyperplasia or intervertebral disc protrusion, or obvious spinal stenosis combined with serious cervical vertebra posterior longitudinal ligament ossification and the like, the posterior cervical vertebra single-door spinal canal enlargement and formation operation is frequently adopted at present. The operation mode is that the back wall of the cervical canal is opened from the back, a plurality of (usually 4) vertebral plates are lifted and fixed, the sagittal diameter of the vertebral canal is enlarged, the spinal cord floats to the back, and the function of indirectly relieving the spinal cord compression is achieved. When lifting the vertebral plate in an operation, four towel forceps are needed to be used by hands to fix the lifted vertebral plate so as to prevent the vertebral plate from falling back. At this time, the assistant holds the four towel vices, force is easy to apply unevenly, the directions of the four towel vices are difficult to control, the use is inconvenient, and the hidden danger of the operation is increased.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a cervical vertebra way of escape vertebral plate holder has solved and has need use four cloth towel pincers to fix the side of opening the door in current cervical vertebra disease way of escape single-door operation, and is inhomogeneous hard, and four cloth towel pincers directions are difficult to control, awkward problem.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a cervical vertebra way of escape vertebral plate holder, includes set-square, goes up spout and connecting screw, set-square both sides wall upper end is provided with the side spout, set-square upper end middle part is provided with go up the spout, be provided with the spliced pole in the last spout, the spliced pole lower extreme with the bottom supports tightly in the last spout, the spliced pole middle part position that leans on down is provided with connecting screw, connecting screw one end is provided with the connector, connecting screw keeps away from connector one end is provided with fixation nut.

Further, the side spout shaping in set-square both sides wall upper end, go up the spout shaping in set-square upper end middle part, spliced pole lower extreme periphery with go up spout inner wall sliding connection.

Through adopting above-mentioned technical scheme, through go up the spout can make the spliced pole is in the convenient lateral shifting in set square upper end.

Further, the spliced pole lower extreme with bottom sliding connection in the upper chute, connecting screw runs through the spliced pole position middle part that leans on down, and with the spliced pole passes through threaded connection, the connector with connecting screw welds.

By adopting the technical scheme, because the lower end of the connecting column is tightly supported by the bottom end of the upper sliding chute, the connecting column cannot topple, and the connecting screw rod can move synchronously with the connecting column.

Further, the fixing nut with the connecting screw rod passes through threaded connection, the spliced pole the connecting screw rod the connector and the fixing nut all adopts the stainless steel to make, the spliced pole upper end is provided with the clip.

Through adopting above-mentioned technical scheme, fixation nut can fasten on the connecting screw rod, fixation nut can with the connecting screw rod removes in step when unscrewing, the clip can with the spliced pole removes in step.

Further, the clip with the spliced pole upper end is through bolted connection, the connector and fixation nut all with set-square lateral wall sliding connection, the set-square lower extreme is provided with the adapter sleeve.

Through adopting above-mentioned technical scheme, the clip can with the spliced pole carries out the split, the clip is bolt type clip, through the rotating bolt on the clip can make the clip fix the side of opening the door in cervical spondylopathy neck back way one-way open door operation in convenient.

Furthermore, the upper end of the connecting sleeve is welded with the lower end of the triangular plate, a handle is arranged at the lower end of the connecting sleeve, and the periphery of the upper end of the handle is connected with the inner wall of the lower end of the connecting sleeve through threads.

By adopting the technical scheme, the handle is fixedly connected with the triangular plate through the connecting sleeve.

To sum up, the utility model discloses following beneficial effect has:

the utility model discloses a design of set-square, side spout, go up spout, spliced pole, connecting screw rod, connector, fixation nut and handle isotructure, the spliced pole that makes cervical vertebra way of escape vertebral plate holder and the interval and the position of clip can be according to the convenient regulation of the width of patient's vertebral plate, four clips are for solitary cloth towel pincers hard more with even, and can make the direction of clip change unified control through the handle, it is very convenient to use, can make the operation more simple and convenient, very practical. This design scheme is effectual has solved and need use four towel forceps to fix the side of opening the door in current cervical spondylopathy neck back way one-way operation of opening the door, and it is inhomogeneous hard to control four towel forceps directions hard to use problem.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a set square in the present invention;

fig. 3 is a schematic structural diagram of the middle connection column, the connection screw rod, the connector, the fixing nut and the clip of the present invention.

In the figure:

1. a set square; 2. a side chute; 3. an upper chute; 4. connecting columns; 5. connecting a screw rod; 6. a connector; 7. fixing a nut; 8. a clip; 9. connecting sleeves; 10. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-3.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a way of escape vertebral plate holder of cervical vertebra, includes set square 1, last spout 3 and connecting screw 5, and 1 both sides wall upper end of set square is provided with side spout 2, and 1 upper end middle part of set square is provided with spout 3, goes up and is provided with spliced pole 4 in the spout 3, and 4 lower extremes of spliced pole support tightly with 3 inner bottom ends of last spout, and the middle part position that spliced pole 4 leaned on is provided with connecting screw 5, and connecting screw 5 one end is provided with connector 6, and connecting screw 5 keeps away from connector 6 one end and is provided with fixation nut 7.

As shown in fig. 1-2, the sideslip groove 2 is formed at the upper ends of the two side walls of the triangular plate 1, the upper chute 3 is formed in the middle of the upper end of the triangular plate 1, the periphery of the lower end of the connecting column 4 is in sliding connection with the inner wall of the upper chute 3, the connecting column 4 can be moved transversely and conveniently at the upper end of the triangular plate 1 through the upper chute 3, and therefore the distance and the position of the connecting column 4 can be adjusted conveniently according to use needs.

As shown in fig. 1-2, the lower end of the connecting column 4 is slidably connected with the bottom end of the upper chute 3, the connecting screw rod 5 penetrates through the middle of the lower position of the connecting column 4 and is in threaded connection with the connecting column 4, the connector 6 is welded with the connecting screw rod 5, the connecting column 4 cannot topple over due to the fact that the lower end of the connecting column 4 is tightly abutted to the bottom end of the upper chute 3, the connecting screw rod 5 can move synchronously with the connecting column 4, and the connector 6 plays a limiting role in limiting the connecting screw rod 5.

As shown in fig. 1-3, the fixing nut 7 is in threaded connection with the connecting screw rod 5, the connecting column 4, the connecting screw rod 5, the connector 6 and the fixing nut 7 are all made of stainless steel, the upper end of the connecting column 4 is provided with the clip 8, the fixing nut 7 can be fastened on the connecting screw rod 5, the fixing nut 7 can move synchronously with the connecting screw rod 5 when being unscrewed, the clip 8 can move synchronously with the connecting column 4, and the clip 8 can be used for fixing the door opening side in a back-of-the-neck one-way open-door operation.

As shown in fig. 1-3, the clamp 8 is connected with the upper end of the connecting column 4 through a screw, the connector 6 and the fixing nut 7 are both connected with the side wall of the triangular plate 1 in a sliding manner, the connecting sleeve 9 is arranged at the lower end of the triangular plate 1, the clamp 8 can be detached from the connecting column 4, and the fixing nut 7 is matched with the connector 6 to clamp the triangular plate 1 tightly.

As shown in fig. 1-2, the upper end of the connecting sleeve 9 is welded with the lower end of the triangle plate 1, the lower end of the connecting sleeve 9 is provided with a handle 10, the periphery of the upper end of the handle 10 is connected with the inner wall of the lower end of the connecting sleeve 9 through threads, the handle 10 is fixedly connected with the triangle plate 1 through the connecting sleeve 9, and the handle can be conveniently operated by a handle.

Through adopting above-mentioned technical scheme, four clips 8 can be done the use of cloth towel pincers, and available four clips 8 are fixed the side of opening a door in the operation of the way list opening a door behind the neck, and four clips 8 press from both sides on each section vertebral plate, and four clips 8 are more even for solitary cloth towel pincers hard, and the direction is changeed unified control, with 7 back of unscrewing of fixation nut, the interval and the position of four spliced poles 4 can be according to the convenient regulation of the width of patient's vertebral plate, and it is very convenient to use.

The working principle is as follows: when using the holder in the operation of the back of the neck way list opening door, will fix nut 7 the pine soon earlier, then adjust four spliced pole 4's position according to the width of patient's vertebral plate, screw fixation nut 7 again after the position control of spliced pole 4 is suitable, fixation nut 7 can cooperate connector 6 to press from both sides set-square 1 tightly, the position of spliced pole 4 can be fixed like this, then when opening the couplet, press from both sides four clips 8 on each section vertebral plate, clip 8 is the bolt type clip, can make clip 8 fix the side of opening the door in the operation of the back of the neck way list opening door of cervical spondylopathy through the bolt on the rotating clip 8, four clips 8 are more even for solitary cloth towel pincers hard, and can make the direction of clip 8 change unified control through the handle, it is very convenient to use, can make the operation more simple and convenient, and fast.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a cervical vertebra way of escape vertebral plate holder, includes set-square (1), goes up spout (3) and connecting screw (5), its characterized in that: set-square (1) both sides wall upper end is provided with side spout (2), set-square (1) upper end middle part is provided with go up spout (3), upward be provided with spliced pole (4) in spout (3), spliced pole (4) lower extreme with go up spout (3) bottom and support tightly, spliced pole (4) middle part position by down is provided with connecting screw rod (5), connecting screw rod (5) one end is provided with connector (6), connecting screw rod (5) are kept away from connector (6) one end is provided with fixation nut (7).

2. The posterior cervical plate holder of claim 1, wherein: side spout (2) shaping in set-square (1) both sides wall upper end, go up spout (3) shaping in set-square (1) upper end middle part, spliced pole (4) lower extreme periphery with go up spout (3) inner wall sliding connection.

3. The posterior cervical plate holder of claim 2, wherein: spliced pole (4) lower extreme with bottom sliding connection in last spout (3), connecting screw rod (5) run through spliced pole (4) position middle part down, and with spliced pole (4) pass through threaded connection, connector (6) with connecting screw rod (5) welding.

4. The posterior cervical plate holder of claim 3, wherein: fixing nut (7) with connecting screw rod (5) pass through threaded connection, spliced pole (4) connecting screw rod (5) connector (6) and fixing nut (7) all adopt the stainless steel to make, spliced pole (4) upper end is provided with clip (8).

5. The posterior cervical plate holder of claim 4, wherein: clip (8) with the bolted connection is passed through to spliced pole (4) upper end, connector (6) and fixation nut (7) all with set-square (1) lateral wall sliding connection, set-square (1) lower extreme is provided with adapter sleeve (9).

6. The posterior cervical plate holder of claim 5, wherein: the upper end of the connecting sleeve (9) is welded with the lower end of the triangular plate (1), a handle (10) is arranged at the lower end of the connecting sleeve (9), and the periphery of the upper end of the handle (10) is connected with the inner wall of the lower end of the connecting sleeve (9) through threads.

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