Hand-held anterior cervical fusion surgery bone grafting pressurizing device

Abstract

The utility model discloses a handheld bone grafting pressurizing device for an anterior cervical fusion operation. The handheld bone grafting pressurizing device comprises a handheld adjusting assembly, a lower pressurizing assembly and an upper pressurizing assembly, the handheld adjusting assembly comprises a base, a fixed assembly and a movable assembly, two opposite surfaces of the base, the fixed assembly and the movable assembly are respectively provided with clamping pieces which can be matched for use, and the base and the movable assembly are connected through a buckling piece; one end of a lower connecting arm of the lower pressurizing assembly is fixedly connected with the side wall of the fixing assembly, and the other end of the lower connecting arm is fixedly connected with the lower pressing piece assembly. One end of an upper connecting arm of the upper pressurizing assembly is fixedly connected with the side wall of the movable assembly, and the other end of the upper connecting arm is movably connected with the upper pressing piece assembly. According to the handheld bone grafting pressurizing device for the anterior cervical fusion surgery, the compressing assembly and the adjusting assembly are arranged, so that a bone grafting block is pressurized and fixed; the bone grafting block is prevented from falling off in the bone grafting process, so that the bone grafting block is firmly fixed, the bone grafting amount is increased, and the bone grafting effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical treatment, in particular to a handheld bone grafting pressurizing device for anterior cervical fusion surgery. Background Art

[0002] Subtotal cervical vertebral body resection, decompression, bone grafting and fusion are widely used in the surgical treatment of cervical degeneration, trauma, tumors and other injuries. They have many advantages such as large surgical field of view, convenient operation, thorough decompression and definite curative effect, accounting for more than 50% of cervical spine surgery. The key to cervical spine surgery is decompression, bone grafting and fusion. Good bone grafting and fusion can reconstruct the physiological curvature and intervertebral height of the cervical spine, maintain the stability of the cervical spine and ensure the long-term curvature of the surgery.

[0003] The fusion device in anterior cervical fusion surgery has bone grafting surfaces above and below that contact the cervical spine. The key to the operation is decompression and bone grafting fusion. Bone grafting fusion can reconstruct the physiological curvature of the cervical spine and the intervertebral height, ensuring the long-term efficacy of the operation.

[0004] At present, during the bone grafting process, the bone grafting surface is prone to displacement. At present, when the fusion device is knocked in, the fusion device contacts the bone grafting surface, which is easy to cause damage to the bone grafting surface and is not conducive to the knocking in of the fusion device.

[0005] Currently, there is an urgent need to design a handheld anterior cervical fusion surgery bone grafting compression device that overcomes the above technical problems. Utility Model Content

[0006] The utility model provides a handheld bone grafting pressure device for anterior cervical fusion surgery. The user can hold the pressure device to adjust the pressure angle of the pressure device according to different bone grafting surfaces, thereby effectively avoiding the problem of bone graft blocks falling off.

[0007] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a handheld anterior cervical fusion surgery bone grafting pressure device, which comprises:

[0008] It includes a hand-held adjustment component, a lower pressurizing component and an upper pressurizing component;

[0009] The handheld adjustment assembly includes a base, a fixed assembly and a movable assembly, and the two opposite surfaces of the two are respectively provided with cooperable clamping parts, and the two are connected by a buckle;

[0010] One end of the lower connecting arm of the lower pressure assembly is fixedly connected to the side wall of the fixing assembly, and the other end is fixedly connected to the lower pressing sheet assembly;

[0011] One end of the upper connecting arm of the upper pressurizing assembly is fixedly connected to the side wall of the movable assembly, and the other end is movably connected to the upper pressing assembly;

[0012] The movable component can rotate around the fixed component, and its rotation angle is 0-90 degrees, thereby driving the upper pressurizing component to rotate around the lower pressurizing component.

[0013] A handheld anterior cervical fusion surgery bone grafting pressure device as described above, wherein the upper pressure plate assembly and the lower pressure plate assembly are both rectangular pressure plates;

[0014] The upper connecting arm is connected to the upper pressing plate assembly through a torque hinge, and the upper connecting arm is a rod body with two sleeved sections.

[0015] A handheld anterior cervical fusion surgery bone grafting and pressurizing device as described above, wherein the movable component is a circular ring body with a through hole in the center;

[0016] The fixing assembly is a circular ring body 2 with a through hole at the center;

[0017] The second annular body is fixedly arranged on the base, and the first annular body is movably arranged on the second annular body.

[0018] A handheld anterior cervical fusion surgery bone grafting and pressurizing device as described above, wherein the clamping member comprises a plug post and a socket used in conjunction with the plug post;

[0019] The plug post is arranged on the inner wall of the first annular body, and the plug hole is arranged on the inner wall of the second annular body;

[0020] The clamping parts are in multiple groups.

[0021] The handheld anterior cervical fusion surgery bone grafting and pressurizing device as described above, wherein the sockets are divided into three groups, and the sockets in each group are evenly arranged in sequence; the arc formed by the sockets in each group is 90 degrees.

[0022] The handheld anterior cervical fusion surgery bone grafting and pressurizing device as described above, further comprises a positioning bolt, which passes through the through holes at the center of the first and second annular bodies and is sleeved by a nut;

[0023] The head end of the positioning bolt is clamped on the outer wall of the annular body 1, and the tail end thereof is provided with an external thread.

[0024] The handheld anterior cervical fusion surgery bone grafting pressurizing device as described above, wherein the handheld adjustment component, the lower pressurizing component and the upper pressurizing component are all made of medical steel.

[0025] Compared with the prior art, the beneficial effects of the utility model are mainly reflected in:

[0026] The utility model discloses a handheld anterior cervical fusion surgery bone grafting pressurizing device, which can effectively pressurize and fix two bone grafting surfaces by arranging a handheld adjustment component, a lower pressurizing component and an upper pressurizing component, and can manually adjust the angle between the two pressurizing components;

[0027] The utility model discloses a handheld bone grafting and pressurizing device for anterior cervical fusion surgery, which is provided with the fixed component and the movable component, and can achieve the purpose of angle adjustment by adjusting the movable component on one side, thereby effectively saving the time and accuracy of adjustment;

[0028] The utility model discloses a handheld bone grafting and pressurizing device for anterior cervical fusion surgery, which can be used on bone grafting surfaces of different parts of different patients, and can be used in conjunction with various types of fusion devices; BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is a structural schematic diagram of a handheld anterior cervical fusion surgery bone grafting and pressurizing device of the utility model;

[0030] Figure 2 It is another structural schematic diagram of the handheld adjustment assembly of the utility model;

[0031] Figure 3 It is a structural schematic diagram of the upper pressurizing assembly of the utility model;

[0032] Description of reference numerals:

[0033] 10. Handheld adjustment component 11. Base 12. Movable component

[0034] 13. Fixing assembly 14. Fastening member 121. A through hole

[0035] 15, positioning bolt 16, nut 122, annular body

[0036] 131. Torus II

[0037] 20. Lower pressure assembly 21. Lower connecting arm 22. Lower pressure sheet assembly

[0038] 30. Upper pressure assembly 31. Upper connecting arm 32. Torque hinge

[0039] 33. Upper pressing assembly

[0040] 40. Plug column 41. Socket

[0041] 51. Bolt 52. Opening DETAILED DESCRIPTION

[0042] In order to facilitate understanding of the purpose, technical solution and effects of the present invention, the present invention will now be further described in detail in conjunction with embodiments.

[0043] like Figure 1 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressure device, which includes:

[0044] It includes a hand-held adjustment component 10, a lower pressurizing component 20 and an upper pressurizing component 30;

[0045] The hand-held adjustment assembly 10 includes a base 11, a fixed assembly 13 and a movable assembly 12, both of which are provided with cooperable clamping parts on their opposite sides, and the two are connected by a buckle 14;

[0046] One end of the lower connecting arm 21 of the lower pressure assembly 20 is fixedly connected to the side wall of the fixing assembly 13, and the other end is fixedly connected to the lower pressing sheet assembly 22;

[0047] One end of the upper connecting arm 31 of the upper pressurizing assembly 30 is fixedly connected to the side wall of the movable assembly 12, and the other end is movably connected to the upper pressing assembly 33;

[0048] The movable component 12 can rotate around the fixed component 13 at a rotation angle of 0-90 degrees, thereby driving the upper pressurizing component 30 to rotate around the lower pressurizing component 20 .

[0049] A handheld bone grafting and pressurizing device for anterior cervical fusion surgery according to an embodiment of the present application, when in use:

[0050] During the bone grafting process, the medical staff first takes out a piece of bone, and then selects a fusion device of suitable size for standby use; the doctor's assistant holds the bone grafting pressurizing device, and first holds the handheld adjustment component 10, and first ensures that the pressing piece of the lower pressurizing component 20 contacts the lower bone grafting surface; then manually loosens the nut on the positioning bolt 15, and appropriately separates the annular body 122 of the movable component 12 from the annular body 2 131, and then slowly rotates the annular body 122 upward until the pressing piece can be placed on the upper bone grafting surface; then, quickly plug the annular body 122 and the annular body 2 131 along this position, and then rotates the nut back to the positioning bolt 15 to tighten the fixed component 13 and the movable component 12;

[0051] It should be noted that the movable component 12 and the fixed component 13 are initially arranged in parallel, and the common angle between the two is 0-60 degrees. When the upper pressure component 30 moves upward, the arm length of the upper connecting arm 31 must change to a certain extent; therefore, the upper connecting arm 31 here is a telescopic rod; it can ensure that the pressing plate can act on the corresponding bone grafting surface.

[0052] A handheld anterior cervical fusion surgery bone grafting pressure device according to an embodiment of the present application, during use:

[0053] like Figure 1 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressure device, the upper pressure plate assembly 33 and the lower pressure plate assembly 22 are both rectangular pressure plates; the upper connecting arm 31 is connected to the upper pressure plate assembly 33 through a torque hinge 32, and the upper connecting arm 31 is a rod body with two sleeves.

[0054] The embodiment of the present application is a handheld anterior cervical fusion surgery bone grafting pressure device, wherein the upper pressure plate assembly 33 and the lower pressure plate assembly 22 are both rectangular pressure plates, and both are made of medical steel to ensure their rigidity and stable supporting force.

[0055] It should be noted that the upper connecting arm 31 is a rod body with two sleeves, and the two sleeves here can be two rod bodies that are very tightly plugged in, and a certain length of extension and retraction can be achieved by pulling and pulling with effort; at the same time, the two sleeves of the rod body can also be positioned by bolts 51, so a plurality of openings 52 are provided on one side of the rod body, and only one opening 52 is provided on the other side of the rod body.

[0056] like Figure 2 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressure device, the movable component 12 is a circular body 122 with a through hole 121 at the center; the fixed component 13 is a circular body 131 with a through hole 121 at the center; the circular body 131 is fixed on the base 11, and the circular body 122 is movably arranged on the circular body 131.

[0057] The embodiment of the present application is a handheld anterior cervical fusion surgery bone grafting pressure device, the movable component 12 and the fixed component 13 are a first ring body 122 and a second ring body 131; a through hole 121 is provided at the center of both, through which a positioning bolt 15 passes to achieve the purpose of fixing the positions of the two;

[0058] like Figure 2 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressure device, the clamping part includes a column 40 and a socket 41 used in conjunction with the column 40; the column 40 is arranged on the inner wall of the annular body 122, and the socket 41 is arranged on the inner wall of the annular body 131; the clamping part is a plurality of groups.

[0059] like Figure 2 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressure device, the said sockets 41 are divided into three groups, and the sockets 41 of each group are evenly arranged in sequence; the arc surrounded by the sockets 41 of each group is 90 degrees.

[0060] The embodiment of the present application is a handheld anterior cervical fusion surgery bone grafting and pressurizing device, the clamping member is a plug post 40 and a socket 41 used in conjunction with the plug post 40, and here there are three plug posts 40, which are respectively arranged corresponding to each group of sockets 41;

[0061] For further explanation, the arc formed by each group of insertion holes 41 is a 90-degree semicircular arc, and three semicircular arcs are evenly arranged on the side surface of the second annular body 131;

[0062] In order to ensure the tightness between the plug post 40 and the socket 41, the outer wall of the plug post 40 is covered with a layer of silicone pad, the size of which is slightly larger than the corresponding socket 41; it can be inserted into the socket 41 with force, and the two can only be opened under the condition of external force.

[0063] like Figure 2 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressure device, which also includes a positioning bolt 15, which passes through the through hole 121 at the center of the annular body 122 and the annular body 2 131 and is sleeved by a nut 16; the head end of the positioning bolt 15 is clamped on the outer wall of the annular body 122, and the tail end is provided with an external thread.

[0064] A handheld anterior cervical fusion surgery bone grafting and pressurizing device according to an embodiment of the present application is provided on the positioning bolt 15 to effectively combine the annular body 122 and the annular body 2 131 to prevent the two from separating.

[0065] like Figure 3 As shown, the utility model is a handheld anterior cervical fusion surgery bone grafting pressurizing device, wherein the handheld adjustment component 10, the lower pressurizing component 20 and the upper pressurizing component 30 are all made of medical steel to ensure the overall supporting force.

[0066] It should be noted that the sizes of the upper pressing plate assembly 33 and the lower pressing plate assembly 22 are sufficient to cover the selected fusion device.

[0067] The present invention is further described above in conjunction with the embodiments, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. A handheld bone grafting and pressurizing device for anterior cervical fusion surgery, characterized in that: It includes: It includes a hand-held adjustment component, a lower pressurizing component and an upper pressurizing component; The handheld adjustment assembly includes a base, a fixed assembly and a movable assembly, and the two opposite surfaces of the two are respectively provided with cooperable clamping parts, and the two are connected by a buckle; One end of the lower connecting arm of the lower pressure assembly is fixedly connected to the side wall of the fixing assembly, and the other end is fixedly connected to the lower pressing sheet assembly; One end of the upper connecting arm of the upper pressurizing assembly is fixedly connected to the side wall of the movable assembly, and the other end is movably connected to the upper pressing assembly; The movable component can rotate around the fixed component, and its rotation angle is 0-90 degrees, thereby driving the upper pressurizing component to rotate around the lower pressurizing component; The movable component is a circular ring body with a through hole in the center; The fixing assembly is a circular ring body 2 with a through hole at the center; The second annular body is fixedly arranged on the base, and the first annular body is movably arranged on the second annular body; The clamping member comprises a plug post and a socket used in conjunction with the plug post; The plug post is arranged on the inner wall of the first annular body, and the plug hole is arranged on the inner wall of the second annular body; The clamping parts are multiple groups; There are three plug posts, which are evenly arranged on the inner wall of the annular body; The jacks are arranged in three groups, and the jacks in each group are evenly arranged in sequence; the arc formed by the jacks in each group is 90 degrees; It also includes a positioning bolt, which passes through the through holes at the center of the first and second annular bodies and is sleeved by a nut; The head end of the positioning bolt is clamped on the outer wall of the annular body 1, and the tail end thereof is provided with an external thread.

2. A handheld bone grafting and pressurizing device for anterior cervical fusion surgery according to claim 1, characterized in that: The upper pressing sheet assembly and the lower pressing sheet assembly are both rectangular pressing sheets; The upper connecting arm is connected to the upper pressing plate assembly through a torque hinge, and the upper connecting arm is a rod body with two sleeved sections.

3. A handheld bone grafting and pressurizing device for anterior cervical fusion surgery according to claim 2, characterized in that: The hand-held adjustment component, the lower pressurizing component and the upper pressurizing component are all made of medical steel.

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