CN216724659U

CN216724659U - Stable and practical bone drilling and grafting device for orthopedics department

Info

Publication number: CN216724659U
Application number: CN202122611327.0U
Authority: CN
Inventors: 王诚浩; 庞清江; 陈先军; 石林
Original assignee: Ningbo Huamei Hospital University of CAS
Current assignee: Ningbo Huamei Hospital University of CAS
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-06-14
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a stable and practical bone drilling and grafting device for orthopedics department, which comprises: the fixing frame, the top rigid coupling of fixing frame has the support frame that the vertical section is the type of falling U, in the utility model, when using, after the position height adjustment finishes, through electric putter three, motor two starts, on the one hand make hollow drill carry out the location drilling along the guide pin, thereby stability when this drilling bone grafting device uses has been improved effectively, then the phenomenon that the hand removal off normal appears in effectual manual operation of avoiding, on the other hand makes the sleeve place drilling department along the thimble effectively, avoid the slow problem of manual operation in the past, thereby accelerate the operation efficiency, wherein also design a flare opening at telescopic afterbody, on the one hand make things convenient for the postoperation to grip and take, on the other hand contrast sleeve in the past has increased the reinforced bone grafting of a vertical direction, thereby further increased the suitability when this drilling bone grafting device uses.

Description

Stable practical orthopedics drilling bone grafting device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a stable and practical bone drilling and grafting device for orthopedics department.

Background

Articular cartilage damage is refractory damage in the medical field, and symptoms such as joint swelling and pain are often caused after cartilage damage, so that osteoarthritis is easy to occur. The cartilage tissue has special structure, no nerve, blood vessel and lymphatic vessel are in the cartilage tissue, and the nutrition supply of the cartilage is realized by the pressure change generated by joint movement, so that synovial fluid is communicated between a joint cavity and a cartilage matrix, and the damaged articular cartilage cannot be repaired and regenerated, and obvious dysfunction is easily caused. At present, the injury of the articular cartilage tissue of a human body is mainly repaired by the osteochondral scaffold, so that a patient does not need joint replacement operation any more and avoids the pain of replacing the artificial joint again after the artificial joint reaches the service life, meanwhile, the operation cost is greatly reduced, and in order to put the osteochondral scaffold, an implantation hole of the cartilage scaffold is usually drilled at the damaged part of the joint.

When current osteochondral support puts into, medical personnel adopt handheld drilling to plant the bone mostly, need medical personnel's high concentration of attention during the operation like this to make the medical personnel of postoperative tired out very much, make drilling bone grafting operation waste time and energy like this, and the phenomenon that the sleeve was difficult for taking out after the planting hole. Therefore, a stable and practical orthopedic drilling bone grafting device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stable and practical orthopedic drilling bone grafting device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a stable and practical bone drilling and grafting device for orthopedics department, comprising: the mount, the top rigid coupling of mount has the support frame of perpendicular cross-section for the type of falling U, and is connected with between support frame and the mount and plants hole positioning mechanism, including planting the hole loose mechanism of putting in the hole positioning mechanism, plant hole positioning mechanism and include the fixed motor one in the support frame top, and the output shaft of motor one runs through to the support frame in to the rigid coupling has the connecting axle, the bottom mounting of connecting axle has the rotating turret, seted up on the mount and cooperated the circular slot with the rotating turret, the top of rotating turret is fixed with two equidimension curb plates, and equal rigid coupling has electric putter two on two curb plates dorsad a lateral wall, the flexible end of two electric putter two all is fixed with the movable plate that perpendicular cross-section is the L type.

Preferably, the bottom mounting of mount has two symmetrical support interior poles, and the equal activity in the outside of two support interior poles has cup jointed the support outer pole, two support outer poles all with correspond support between the pole have positioning bolt, and set up a plurality of thread grooves of the same size in two supports interior poles, two bottoms that support the outer pole all are fixed with the mount pad.

Preferably, through grooves matched with the corresponding moving plates are formed in the fixed frame and the two ends of the rotating frame, telescopic inner rods are fixed on the opposite side walls of the two moving plates, and the outer sides of the two telescopic inner rods are movably sleeved with telescopic outer rods which are fixed in the through grooves, the two moving plates are both fixed with a third electric push rod, the telescopic end of one third electric push rod penetrates through one moving plate, a mounting rack is fixedly connected, a second motor is fixed in the mounting rack, the bottom end of the mounting rack is rotatably connected with a hollow drill bit, the top end of the hollow drill bit is connected with an output shaft of the motor II, the telescopic end of the other electric push rod III penetrates through the other moving plate, and the mounting panel is fixedly connected, a sleeve is arranged below the mounting panel, and the outer side and the top end of the sleeve are both provided with a funnel opening.

Preferably, plant the hole and loose the mechanism of putting and include four equidimension connecting blocks of the bottom mounting at the mounting panel, and all seted up the through-hole in four connecting blocks, equal swing joint has the inserted bar in four through-holes, and four inserted bars all are fixed with the locating piece from telescopic one end.

Preferably, the positioning block is provided with four springs movably sleeved on the inserted link towards one side wall of the sleeve and a side wall of the corresponding connecting block, and the sleeve is provided with a clamping groove matched with the corresponding inserted link.

The utility model has at least the following beneficial effects:

in the utility model, when in use, the height of the fixing frame can be adjusted through the telescopic lengths of the supporting inner rod and the supporting outer rod, so that the drilling bone grafting device can adjust the proper height according to different patients, thereby improving the applicability of the drilling bone grafting device in use, after the position height is adjusted, the electric push rod III and the motor II are started, on one hand, the hollow drill bit is positioned and drilled along the guide pin, thereby effectively improving the stability of the drilling bone grafting device in use, effectively avoiding the phenomenon of deviation of the hand movement in manual operation, on the other hand, the sleeve is effectively placed along the thimble, avoiding the problem of slow manual operation in the past, thereby accelerating the operation efficiency, improving the portability of the drilling bone grafting device in use, wherein the tail part of the sleeve is also provided with the funnel opening, on the one hand, the handle is convenient to hold and take after an operation, on the other hand, the sleeve in the prior art is compared with the sleeve, and the charging and bone grafting of a vertical direction are increased, so that the applicability of the drilling and bone grafting device during use is further enhanced.

Drawings

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

FIG. 2 is a schematic view of a portion of the outer support bar of the present invention;

FIG. 3 is a schematic view of a portion of the fixing frame of the present invention;

FIG. 4 is a schematic top view of a portion of the fixing frame of the present invention;

FIG. 5 is a schematic cross-sectional view of the turret of the present invention;

fig. 6 is an enlarged schematic view of the structure a of the present invention.

In the figure: 1-a fixed mount; 2-supporting the inner rod; 21-supporting the outer rod; 22-a positioning bolt; 23-a mounting seat; 3-a support frame; 4-a hole planting position adjusting mechanism; 401-motor one; 402-a connecting shaft; 403-a turret; 404-side plate; 405-electric push rod two; 406-moving plate; 407-telescopic inner rod; 408-telescoping outer pole; 409-electric push rod III; 410-a mounting frame; 411-Motor two; 412-a hollow drill bit; 413-a mounting plate; 414-a sleeve; 5-clamping and releasing the mechanism; 501-connecting blocks; 502-a plunger; 503-positioning block; 504-spring.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a stable and practical bone drilling and grafting device for orthopedics department, comprising: a fixing frame 1, a supporting frame 3 with an inverted U-shaped vertical section is fixedly connected with the top end of the fixing frame 1, a hole planting positioning mechanism 4 is connected between the supporting frame 3 and the fixing frame 1, a hole planting loosening mechanism 5 is included in the hole planting positioning mechanism 4, the hole planting positioning mechanism 4 comprises a first motor 401 fixed on the top end of the supporting frame 3, an output shaft of the first motor 401 penetrates into the supporting frame 3 and is fixedly connected with a connecting shaft 402, a rotating frame 403 is fixed at the bottom end of the connecting shaft 402, a circular groove matched with the rotating frame 403 is formed in the fixing frame 1, two side plates 404 with the same size are fixed at the top end of the rotating frame 403, a second electric push rod 405 is fixedly connected on one side wall of the two side plates 404 opposite to each other, a movable plate 406 with an L-shaped vertical section is fixed at the telescopic end of the two electric push rods 405, and when the first motor 401 rotates through the circular groove, the rotating frame 403 is effectively driven to rotate and reverse, the hollow drill 412 and the sleeve 414 can be switched rapidly, wherein the external guide pin can be a kirschner wire, and the head part of the drill can be triangular, so that the drill can be driven into bone conveniently.

Further, 2 in the bottom mounting of mount 1 has two symmetrical supports, and the equal activity in the outside of 2 has cup jointed the outer pole 21 of support in two supports, there is positioning bolt 22 screw connection between 2 in two supports outer pole 21 all and the support that corresponds, and set up a plurality of equidimension thread grooves on 2 in two supports, two bottoms that support outer pole 21 all are fixed with mount pad 23, through a plurality of thread grooves, thereby can support pole 2 in the adjustment according to actual conditions, support outer pole 21's flexible length, thereby can adjust the height of mount 1, make this drilling bone grafting device can adjust suitable height according to the disease of difference like this, thereby the suitability when this drilling bone grafting device uses has been improved.

Further, through grooves matched with the corresponding moving plates 406 are formed in the fixed frame 1 and the two ends of the rotating frame 403, an inner telescopic rod 407 is fixed on one side wall opposite to the two moving plates 406, an outer telescopic rod 408 is movably sleeved on the outer side of the two inner telescopic rods 407, the two outer telescopic rods 408 are fixed in the through grooves, an electric push rod III 409 is fixed on each moving plate 406, the telescopic end of one electric push rod III 409 penetrates through one moving plate 406 and is fixedly connected with an installation frame 410, a motor II 411 is fixed in the installation frame 410, the bottom end of the installation frame 410 is rotatably connected with a hollow drill bit 412, the top end of the hollow drill bit 412 is connected with an output shaft of the motor II 411, the telescopic end of the other electric push rod III 409 penetrates through the other moving plate 406 and is fixedly connected with an installation plate 413, a sleeve 414 is arranged below the installation plate 413, and funnel openings are formed in the outer side and the top end of the sleeve 414, wherein also design a funnel mouth at sleeve 414's afterbody, on the one hand the convenient operation back is held and is taken, and on the other hand compares sleeve 414 in the past and has increased the reinforced bone grafting of a vertical direction to further increaseed the suitability when this drilling bone grafting device uses, through leading to the groove, made movable plate 406 can move the location effectively, thereby avoid the phenomenon of off normal to take place.

Further, it includes four the same size's connecting block 501 at the bottom mounting of mounting panel 413 to plant the hole pine and put mechanism 5, and has all seted up the through-hole in four connecting block 501, equal swing joint has inserted bar 502 in four through-holes, and four inserted bar 502 all are fixed with locating piece 503 in the one end that deviates from sleeve 414, through the through-hole, make inserted bar 502 move about effectively, thereby when making medical personnel pulling locating piece 503, make inserted bar 502 remove effectively.

Further, the positioning block 503 is provided with four springs 504 movably sleeved on the insertion rod 502 between a side wall of the sleeve 414 and a side wall of the corresponding connecting block 501, and the sleeve 414 is provided with a clamping groove matched with the corresponding insertion rod 502, wherein the insertion rod 502 can be effectively positioned with the sleeve 414 through the clamping groove, so that the sleeve 414 can be effectively vertically inserted to avoid the deviation phenomenon.

When the utility model is used, the drilling bone grafting device is fixedly connected with a patient placing table, then the telescopic lengths of the inner supporting rod 2 and the outer supporting rod 21 are adjusted according to actual conditions, so that the height of the fixing frame 1 can be adjusted, the drilling bone grafting device can be adjusted to be proper according to different patients, the applicability of the drilling bone grafting device in use is improved, after the position and the height are adjusted, a prepared guide pin and a surgical site are positioned, then the electric push rod II 405 can be started, the moving plate 406 is moved out of the rotating frame 403 to move into a preset through groove of the fixing frame 1, after the moving and the positioning are finished, the electric push rod III 409 and the electric push rod II 411 can be started, so that the hollow drill bit 412 is positioned and drilled along the guide pin, the hollow drill bit 412 can be stably pushed through the electric push rod III 409, thereby effectively improving the stability of the drilling bone grafting device when in use, effectively avoiding the phenomenon of hand movement deviation caused by manual operation, resetting the hollow drill 412 after drilling is finished, then rotating the first motor 401, communicating the rotating frame 403 with the through groove on the fixed frame 1 when rotating a certain position, then operating the third electric push rod 409 and the second motor 411, so that the sleeve 414 can be effectively placed at the drilling position along the guide pin, pulling the positioning block 503 after placing is finished, so as to quickly separate the inserted link 502 from the clamping groove on the sleeve 414, quickly placing the sleeve 414 through the third electric push rod 409 and the second motor 411, avoiding the problem of slow manual operation in the past, thereby accelerating the operation efficiency, improving the portability of the drilling bone grafting device when in use, and after the sleeve 414 is placed, the guide pin can be pulled out, the bone grafting material is placed into the sleeve 414, and the special push rod is pushed in, wherein a funnel opening is also designed at the tail part of the sleeve 414, so that the bone grafting device is convenient to hold and take after an operation, and on the other hand, compared with the conventional sleeve 414, the charging and bone grafting in the vertical direction are increased, so that the applicability of the drilling bone grafting device during use is further increased.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a stabilize practical orthopedics drilling bone grafting device which characterized in that: the method comprises the following steps: the top end of the fixing frame (1) is fixedly connected with a supporting frame (3) with an inverted U-shaped vertical section, a hole planting positioning mechanism (4) is connected between the supporting frame (3) and the fixing frame (1), a hole planting releasing mechanism (5) is arranged in the hole planting positioning mechanism (4), the hole planting positioning mechanism (4) comprises a first motor (401) fixed at the top end of the supporting frame (3), an output shaft of the first motor (401) penetrates into the supporting frame (3), a connecting shaft (402) is fixedly connected with the first motor, a rotating frame (403) is fixed at the bottom end of the connecting shaft (402), a circular groove matched with the rotating frame (403) is formed in the fixing frame (1), two side plates (404) with the same size are fixed at the top end of the rotating frame (403), and a side wall of the two side plates (403) opposite to each other is fixedly connected with a second electric push rod (405), and movable plates (406) with L-shaped vertical sections are fixed at the telescopic ends of the two electric push rods II (405).

2. A stable and practical bone drilling and grafting device for orthopedics according to claim 1, characterized in that: the utility model discloses a support, including mount (1), the bottom mounting of mount (1) has pole (2) in two symmetrical supports, and the equal activity in the outside of pole (2) has cup jointed the support outer pole (21) in two supports, two support outer pole (21) all with correspond support between pole (2) have positioning bolt (22), and set up a plurality of thread grooves of equidimension on pole (2) in two supports, two bottoms that support outer pole (21) all are fixed with mount pad (23).

3. A stable and practical bone drilling and grafting device for orthopedics according to claim 1, characterized in that: the two ends of the fixed frame (1) and the rotating frame (403) are respectively provided with a through groove matched with the corresponding moving plate (406), one side wall of each of the two opposite moving plates (406) is fixedly provided with a telescopic inner rod (407), the outer sides of the two telescopic inner rods (407) are movably sleeved with a telescopic outer rod (408), the two telescopic outer rods (408) are fixed in the through grooves, the two moving plates (406) are respectively fixedly provided with an electric push rod III (409), the telescopic end of one electric push rod III (409) penetrates through one moving plate (406) and is fixedly connected with a mounting frame (410), a motor II (411) is fixed in the mounting frame (410), the bottom end of the mounting frame (410) is rotatably connected with a hollow drill bit (412), the top end of the hollow drill bit (412) is connected with the output shaft of the motor II (411), the telescopic end of the other electric push rod III (409) penetrates through the other moving plate (406), and is fixedly connected with an installation plate (413), a sleeve (414) is arranged below the installation plate (413), and the outer side and the top end of the sleeve (414) are both provided with hopper openings.

4. A stable and practical bone drilling and grafting device for orthopedics according to claim 1, characterized in that: plant hole pine and put mechanism (5) and include four connection blocks (501) of the same size at the bottom mounting of mounting panel (413), and have all seted up the through-hole in four connection blocks (501), equal swing joint has inserted bar (502) in four through-holes, and the one end that four inserted bar (502) deviate from sleeve (414) all is fixed with locating piece (503).

5. A stable and practical bone drilling and grafting device for orthopaedics according to claim 4, characterized in that: the positioning block (503) is provided with four springs (504) movably sleeved on the inserted rod (502) between one side wall of the sleeve (414) and one side wall of the corresponding connecting block (501), and the sleeve (414) is provided with clamping grooves matched with the corresponding inserted rod (502).