CN214857345U - Steel plate structure for shaping dentata canalis vertebralis - Google Patents

Abstract

The utility model provides a steel plate structure for shaping an epistropheus canalis, which comprises an integrally formed slotted plate, a canalis spinalis expanding plate, a lifting plate and a muscle attachment plate, wherein the slotted plate is provided with a plurality of first nail holes for fixation; the vertebral canal expansion plate is obliquely arranged relative to the slotted plate, the top end of the vertebral canal expansion plate is integrally connected with one side of the muscle attachment plate, and a plurality of muscle suture fixing holes are formed in the muscle attachment plate; the lifting plate is T-shaped and is integrally connected with the other side of the muscle attachment plate, a second nail hole and a third nail hole are formed in the lifting plate, the grooving plate is fixedly connected with the bottom of the axis through a first nail hole matching screw, the spinal canal expanding plate is used for moderately expanding the spinal canal, and the lifting plate is fixed with the top of the axis and the lateral vertebra through the second nail hole and the third nail hole matching screw respectively. The utility model discloses can realize the moderate degree of dentata canalis and enlarge, resume muscle attachment point, reduce postoperative neck muscle discomfort, make the spinal cord oppression obtain alleviating.

Description

Steel plate structure for shaping dentata canalis vertebralis

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a be used for fashioned steel sheet structure of dentata canalis spinalis.

Background

The axis is the alternative name of the second cervical vertebra, mainly composed of vertebral body, dentate process, spinous process, thicker vertebral lamina, longer and thicker spinous process than other spinous processes of the cervical vertebra, and is the attachment point of muscle such as inferior oblique muscle of head, greater rectus muscle of back of head, hemispinatus cervicis muscle, etc.

Spinal canal stenosis due to calcification of posterior longitudinal ligament, developmental stenosis, etc., often causes severe spinal cord compression symptoms, and requires surgical treatment. Common surgical approaches include: cutting off the posterior arch of the dentata, biting part of the posterior arch in a diving way, forming the spinal canal of the dentata and the like.

The cervical canal can be enlarged to the maximum extent in the epistrophomy operation, but the original structure is damaged, and the neck discomfort after the operation is easily caused; the operation of the retroarcus posterior of the part of the occult bite is not applicable to severe spinal cord compression, the posterior drift of the spinal cord cannot be well realized, and the improvement of clinical symptoms is not obvious; the shaping operation of the axial spine canal is widely applied, and the lower cervical spine canal shaping steel plate is generally used clinically at present.

The lower cervical spine canal forming steel plate does not consider the particularity of the anatomy of the axis and the attachment of the axis muscles, and is easy to cause the activity disorder of the neck muscles. For safely and fully realizing the expansion of the vertebral canal and recovering the muscle attachment point, the utility model provides a special steel plate structure for the shaping of the dentata vertebral canal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for fashioned steel sheet structure of dentata canalis, this steel sheet structure can realize the moderate degree of dentata canalis and enlarge, resumes the muscle attachment point, reduces postoperative neck muscle discomfort, makes the spinal cord oppression obtain alleviating.

The utility model provides a steel plate structure for shaping an epistropheus canalis, which comprises an integrally formed slotted plate, a canalis spinalis expanding plate, a lifting plate and a muscle attachment plate, wherein the slotted plate is provided with a plurality of first nail holes for fixation; the spinal canal expansion plate is obliquely arranged relative to the slotted plate, the bottom end of the spinal canal expansion plate is integrally connected with the slotted plate, the top end of the spinal canal expansion plate is integrally connected with one side of the muscle attachment plate, and a plurality of muscle suture fixing holes are formed in the muscle attachment plate; the lifting plate is T-shaped and is integrally connected with the other side of the muscle attachment plate, and a second nail hole and a third nail hole are formed in the lifting plate.

Preferably, the slotted plate is in the shape of a rounded triangle, one side of the slotted plate is integrally connected with the vertebral canal expansion plate, and the number of the first nail holes is three and is arranged on the slotted plate in a delta shape.

Preferably, the lift board with the fluting board is parallel to each other and sets up, the lift board includes mutually perpendicular and first plate and the second plate of an organic whole connection, the second nail hole is seted up on the first plate, the third nail hole is seted up on the second plate.

Preferably, the number of the second nail holes and the number of the third nail holes are two, and a line of axes of the second nail holes is perpendicular to a line of axes of the third nail holes.

Preferably, the muscle attachment plate is a strip-shaped steel member, the length of the muscle attachment plate is greater than the width of the vertebral canal expansion plate and the width of the lifting plate, and two sides of the muscle attachment plate are respectively connected with the vertebral canal expansion plate and the lifting plate integrally.

Preferably, the number of the muscle suture fixing holes is 2-4.

Preferably, the first nail hole is a counter bore penetrating through the slotted plate, and the second nail hole and the third nail hole are counter bores penetrating through the opening plate.

Preferably, the diameter of the third nail hole is larger than the diameter of the second nail hole.

Preferably, the muscle suture fixing hole is a through hole penetrating through the muscle attachment plate.

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

1. the original shape of the posterior arch is maintained, the proper expansion of the vertebral canal is fully and safely realized, and the spinal cord compression is relieved;

2. the muscle suture fixing hole is formed in the muscle attachment plate, and the muscle can be fixed through the muscle suture fixing hole after being sutured by utilizing a suture, so that the reconstruction of a muscle attachment point is realized, and the situations of postoperative neck muscle weakness, soreness and the like are reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an axonometric view of the steel plate structure of the present invention;

fig. 2 is a top view of the steel plate structure of the present invention.

Description of reference numerals:

1: grooving plates; 2: a spinal canal enlargement plate; 3: lifting the plate; 31: a first plate member; 32: a second plate member; 4: a muscle attachment plate; 5: a first nail hole; 6: a second nail hole; 7: a third nail hole; 8: the muscle suture fixing hole 8.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, a steel plate structure for shaping of dentata canalis, including integrated into one piece's fluting board 1, canalis spinalis expansion board 2, lift board 3 and muscle attachment plate 4, fluting board 1 level sets up, its right-hand member and canalis spinalis expansion board 2 an organic whole be connected, canalis spinalis expansion board 2 relative fluting board 1 upper right side slope is arranged, canalis spinalis expansion board 2's top and muscle attachment plate 4's one side an organic whole be connected, muscle attachment plate 4's opposite side and lift board 3's left end an organic whole be connected, lift board 3 level settings, parallel with fluting board 1.

The slotted plate 1 is in a shape of a rounded triangle, and one side of the slotted plate 1 is integrally connected with the vertebral canal expansion plate 2. Three first nail holes 5 are formed in the grooving plate 1, the three first nail holes 5 are counter bores penetrating through the grooving plate 1, the counter bores are arranged on the grooving plate 1 in a shape like a Chinese character 'pin', and the first nail holes 5 are matched with screws to enable the grooving plate 1 to be fixedly connected with the bottom of an axis.

The spinal canal enlarges board 2 for the slope rectangular shape steel sheet spare of upwards arranging, and it passes the axis vertebra pipe, and the inclination approximately equals the inclination of axis vertebra pipe, and its width can set up different size models according to the actual diameter of vertebra pipe, selects during the use to realize the moderate degree of vertebra pipe safely fully and enlarge, relieve the spinal cord oppression.

The lift plate 3 is T-shaped, including mutually perpendicular and first plate 31 and second plate 32 of an organic whole connection, wherein first plate 31 is located the horizontal direction in the horizontal plane, the longitudinal direction of second plate 32 in the horizontal plane, the left end and the muscle attachment plate 4 a body coupling of first plate 31, two second nail holes 6 have been seted up on the first plate 31, third nail hole 7 has been seted up on the second plate 32, second nail hole 6 and third nail hole 7 are the counter bore that runs through lift plate 3, wherein, the diameter in third nail hole 7 is greater than the diameter in second nail hole 6, second nail hole 6 is through the top fixed connection with the axis with the screw cooperation, third nail hole 7 is through the top fixed connection with the axis with the screw cooperation, make the connection more firm.

Muscle attachment plate 4 is the strip steel member, and its length is greater than the width of canalis spinalis expansion plate 2 and lift board 3, and the both sides of muscle attachment plate 4 are connected with canalis spinalis expansion plate 2 and lift board 3 an organic whole respectively, and its both ends are stretched out to the one side of keeping away from lift board 3 respectively. Be equipped with 2 ~ 4 muscles on the muscle attachment plate 4 altogether and sew up fixed orifices 8, both ends are equipped with 1 ~ 2 muscles respectively around the muscle attachment plate 4 and sew up fixed orifices 8, and the through-hole of fixed orifices 8 for running through muscle attachment plate 4 is sewed up to the muscle, utilizes the suture to sew up this muscle of back accessible and sews up fixed orifices 8 with the muscle and fix, realizes the reconstruction of muscle attachment point, reduces the appearance of the circumstances such as postoperative neck muscle weakness, sour bloated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (9)

1. A steel plate structure for shaping an epistropheus is characterized by comprising an integrally-formed slotted plate, a canalis spinalis expanding plate, a lifting plate and a muscle attachment plate, wherein a plurality of first nail holes for fixation are formed in the slotted plate; the spinal canal expansion plate is obliquely arranged relative to the slotted plate, the bottom end of the spinal canal expansion plate is integrally connected with the slotted plate, the top end of the spinal canal expansion plate is integrally connected with one side of the muscle attachment plate, and a plurality of muscle suture fixing holes are formed in the muscle attachment plate; the lifting plate is T-shaped and is integrally connected with the other side of the muscle attachment plate, and a second nail hole and a third nail hole are formed in the lifting plate.

2. The steel plate structure for shaping the dentata vertebrae according to claim 1, wherein the slotted plate has a rounded triangle shape, one side of the slotted plate is integrally connected with the enlarged spinal canal plate, and the number of the first nail holes is three and is provided on the slotted plate in a delta shape.

3. The steel plate structure for shaping of axial spine according to claim 1, wherein the opening plate and the slotted plate are parallel to each other, the opening plate comprises a first plate and a second plate which are perpendicular to each other and integrally connected, the second nail hole is formed on the first plate, and the third nail hole is formed on the second plate.

4. The steel plate structure for shaping the dentata vertebrae as claimed in claim 3, wherein the number of the second nail holes and the number of the third nail holes are two, and the axis connecting line of the second nail holes is perpendicular to the axis connecting line of the third nail holes.

5. The steel plate structure for dentata spinal canal formation according to claim 1, wherein the muscle attachment plate is a bar-shaped steel member having a length greater than the width of the spinal canal expansion plate and the lifting plate, and both sides of the muscle attachment plate are integrally connected to the spinal canal expansion plate and the lifting plate, respectively.

6. The steel plate structure for shaping the dentata vertebrae as claimed in claim 1, wherein the number of the muscle suture fixing holes is 2-4.

7. The steel plate structure for dentata vertebroplasty according to claim 1, wherein the first nail hole is a counter bore penetrating the slotted plate, and the second nail hole and the third nail hole are counter bores penetrating the flip plate.

8. The steel plate structure for dentata vertebroplasty according to claim 7, wherein the diameter of the third nail hole is larger than the diameter of the second nail hole.

9. The steel plate structure for dentata vertebroplasty as claimed in claim 6, wherein the muscle suture fixing hole is a through hole penetrating the muscle attachment plate.

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