CN219680712U - High-safety bone saw for operation - Google Patents

Abstract

The utility model discloses a high-safety bone saw for surgery, and relates to the technical field of medical equipment. The utility model comprises a frame, wherein a first groove is formed in the frame, a driving mechanism is arranged in the first groove, the driving mechanism comprises a driven gear, the driven gear is positioned in the first groove, and an upper toothed plate and a lower toothed plate are respectively in sliding fit with the inner wall of the top and the inner wall of the bottom of the first groove; through under the cooperation of second anchor clamps and first furniture, after the swash plate drives the motion of stopping behind first anchor clamps and the bone contact, continuously detain and move the buckle, the swash plate compresses reset spring and stores certain elastic potential energy, and this elastic potential energy can be used in first anchor clamps and carry out effectual fixed to the bone, and the buckle can drive the saw blade and excision to the bone, and this process can carry out effective fixed and can prevent that the saw blade from shifting to the bone, and then has adjusted the security.

Description

High-safety bone saw for operation

Technical Field

The utility model belongs to the technical field of medical equipment, and particularly relates to a high-safety bone saw for surgery.

Background

Surgery refers to the treatment of a doctor with medical instruments such as excision, suturing, etc. of a patient's body. The bone saw is used because the health of the patient is maintained by the operation of the knife, the scissors, the needle and other instruments on the local part of the human body.

Chinese patent CN202023270285.0 discloses a special orthopedic saw of multi-functional orthopedics operation, which comprises a box body, the bottom fixedly connected with handle of box, the equal fixedly connected with riser in both sides of box inner chamber bottom, two fixedly connected with slide bar between the riser, the surface sliding connection of slide bar has the slider, the top fixedly connected with connecting block of slider. According to the utility model, the positions of the saw plates can be adjusted by arranging the vertical plates, the sliding rods, the sliding blocks, the electric telescopic rods, the vertical rods and the transverse plates, the drill bit can be rotated by arranging the motor, the rotating rods, the first fluted disc, the second fluted disc, the movable rods, the clamping plates and the movable blocks, the medical staff can conveniently support the orthopaedics saw by arranging the springs, the fixed plates, the inclined plates and the movable plates, the positions of the saw teeth can be adjusted, the medical staff can conveniently operate the orthopaedics saw, the orthopaedics saw can have a drilling function, the saw is beneficial to people, but the saw blade is shifted due to shaking in the use process, the burden of a patient is increased, and certain potential safety hazards exist.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a high-safety bone saw for operation, which aims to overcome the technical problems in the prior related art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a high-safety bone saw for surgery, which comprises a frame, wherein a first groove is formed in the frame, a driving mechanism is arranged in the first groove, the driving mechanism comprises a driven gear, the driven gear is positioned in the first groove, an upper toothed plate and a lower toothed plate are respectively and slidably matched with the inner wall of the top and the inner wall of the bottom of the first groove, the upper toothed plate and the lower toothed plate are meshed with the driven gear, an inclined plate is arranged on one side of the lower toothed plate and is slidably matched with the frame, a fixing mechanism and an electric saw mechanism are arranged on the inclined plate, the fixing mechanism is used for avoiding shaking when sawing bones, and the fixing mechanism is arranged below the electric saw mechanism; through manual the knot up pinion rack, go up pinion rack and move down the pinion rack through driven gear drive when moving to frame one side, the swash plate is promoted down to the pinion rack and is removed, and swash plate drive electric saw mechanism and fixed establishment simultaneously move to the direction of bone, be provided with guiding mechanism in the frame, guiding mechanism sets up one side of fixed establishment.

Further, the fixed establishment includes the slide bar, the slide bar with swash plate sliding fit, the one end fixed mounting of slide bar has first anchor clamps, the cover is equipped with reset spring on the slide bar, reset spring's both ends respectively with swash plate and first anchor clamps fixed connection.

Further, the electric saw mechanism comprises a transverse plate, a second groove is formed in one side of the transverse plate, a circular plate is arranged in the second groove, one side of the circular plate is connected with a rotating shaft, a driving motor is arranged on one side of the transverse plate, a mounting plate is connected on one side of the driving motor, the mounting plate is fixedly connected with the outer wall of the transverse plate, a fixing plate is arranged at the bottom of the transverse plate, two limiting shafts are arranged on one side of the fixing plate, saw blades are slidably matched with the limiting shafts, the saw blades are arranged on one side of the first clamp, a hinging rod is rotatably matched with one side of the circular plate, and the bottom end of the hinging rod is hinged with the saw blades.

Further, adjustment mechanism includes the threaded rod, the threaded rod with frame screw thread fit, just the one end of threaded rod extends to in the frame rotate the cooperation and have the second anchor clamps, the threaded rod is located the one end outside the frame is provided with the rotation piece, the second anchor clamps set up one side of first anchor clamps, sliding fit has the gag lever post on the frame, the one end of gag lever post extends to in the frame and with second anchor clamps fixed connection, just the gag lever post sets up the threaded rod top.

Further, a holding groove is formed in the frame, an avoidance opening and a sponge soft layer are formed in the first clamp and the second clamp, the saw blade is arranged on one side of the avoidance opening, and a buckle plate is arranged at one end of the upper toothed plate.

The utility model has the following beneficial effects:

when the device is used for sawing bones, the rotating piece can be rotated according to actual conditions to drive the threaded rod to rotate, the threaded rod drives the second clamp and the limiting rod to move simultaneously to adjust the distance between the second clamp and the first clamp, bones to be resected after adjustment are completed are placed between the first clamp and the second clamp, then the driving motor is started, the output shaft of the driving motor drives the circular plate to rotate through the rotating shaft, the circular plate drives the saw blade to reciprocate on the two limiting shafts through the movement of the hinging rod to achieve sawing action, after the operation is completed, the holding groove on the frame is held and the buckle plate is buckled, the buckle plate drives the driven gear to rotate through the upper toothed plate, the driven gear drives the sloping plate to move through the lower toothed plate, the sloping plate drives the sliding rod, the first clamp, the reset spring, the driving motor, the rotating shaft, the two limiting shafts, the hinging rod and the saw blade to move simultaneously, and the reset spring are compressed and store certain elastic potential energy which can be used for continuously and stably fixing the bones, and the saw blade is resected through the avoidance port of the first clamp after the elastic potential energy is compressed; under the cooperation of the second clamp and the first clamp, after the inclined plate drives the first clamp to contact with the bone and stop moving, the inclined plate continuously buckles the buckle plate, the inclined plate compresses the reset spring and stores certain elastic potential energy, the elastic potential energy can act on the first clamp to effectively fix the bone, the buckle plate can drive the saw blade to cut the bone, the process can effectively fix the bone and prevent the saw blade from shifting, and therefore safety is improved; the buckle plate is buckled, so that the inclined plate drives the first clamp to be close to the second clamp to effectively fix the bone, the fixing process does not need to be adjusted, and the fixing and loosening of the bone can be realized only by buckling the buckle plate and poking the buckle plate, so that the operation is convenient.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the whole structure of the present utility model;

FIG. 2 is a second perspective view of the whole structure of the present utility model;

fig. 3 is a partially enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a frame; 11. a first groove; 2. a driving mechanism; 21. a driven gear; 22. an upper toothed plate; 23. a lower toothed plate; 24. a sloping plate; 3. a fixing mechanism; 31. a slide bar; 32. a first clamp; 33. a return spring; 4. an electric saw mechanism; 41. a cross plate; 42. a second groove; 43. a circular plate; 44. a rotating shaft; 45. a drive motor; 46. a fixing plate; 47. a limiting shaft; 48. saw blade; 49. a hinge rod; 5. an adjusting mechanism; 51. a threaded rod; 52. a second clamp; 53. a rotating member; 54. a limit rod; 6. an avoidance port; 7. a soft sponge layer; 8. the buckle plate.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments in the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "open," "upper," "lower," "top," "middle," "inner," and the like indicate an orientation or positional relationship, merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Referring to fig. 1-3, the present utility model is a high-safety bone saw for surgery, comprising a frame 1, wherein a first groove 11 is formed on the frame 1, a driving mechanism 2 is disposed in the first groove 11, the driving mechanism 2 includes a driven gear 21, the driven gear 21 is disposed in the first groove 11, an upper toothed plate 22 and a lower toothed plate 23 are slidably engaged with the top inner wall and the bottom inner wall of the first groove 11, the upper toothed plate 22 and the lower toothed plate 23 are both engaged with the driven gear 21, a sloping plate 24 is disposed on one side of the lower toothed plate 23, the sloping plate 24 is slidably engaged with the frame 1, a fixing mechanism 3 and an electric saw mechanism 4 are disposed on the sloping plate 24, the fixing mechanism 3 prevents shaking during bone sawing, the electric saw mechanism 4 is used for sawing bone, and the fixing mechanism 3 is disposed below the electric saw mechanism 4; through manual buckling of upper toothed plate 22, upper toothed plate 22 moves to frame 1 side and simultaneously moves through driven gear 21 drive lower toothed plate 23, and lower toothed plate 23 promotes swash plate 24 and removes, and swash plate 24 drives electric saw mechanism 4 and fixed establishment 3 and simultaneously moves to the direction of bone, be provided with guiding mechanism 5 in the frame 1, guiding mechanism 5 sets up one side of fixed establishment 3.

When the device is used for sawing bones, the distance between the adjusting mechanism 5 and the fixing mechanism 3 can be adjusted according to actual conditions, bones to be resected after the adjustment is completed are placed between the adjusting mechanism 5 and the fixing mechanism 3, then the electric saw mechanism 4 is started, after the operation is completed, one side of the frame 1 is held, the upper toothed plate 22 is buckled to drive the driven gear 21 to rotate, the driven gear 21 drives the inclined plate 24 to move through the lower toothed plate 23, the inclined plate 24 drives the fixing mechanism 3 and the electric saw mechanism 4 to simultaneously move and stabilizes bones between the fixing mechanism 3 and the adjusting mechanism 5, the upper toothed plate 22 is continuously buckled, the fixing mechanism 3 stops moving the inclined plate 24 to continuously move to drive the electric saw mechanism 4 to saw bones.

In one embodiment, for the fixing mechanism 3, the fixing mechanism 3 includes a slide rod 31, the slide rod 31 is in sliding fit with the swash plate 24, a first clamp 32 is fixedly installed at one end of the slide rod 31, a return spring 33 is sleeved on the slide rod 31, and two ends of the return spring 33 are fixedly connected with the swash plate 24 and the first clamp 32 respectively; in the initial state, the return spring 33 is in an uncompressed state, when the slide rod 31, the first clamp 32 and the return spring 33 are driven by the inclined plate 24 to move simultaneously to stabilize bones, the first clamp 32 stops moving after contacting the bones, the upper toothed plate 22 is continuously buckled to drive the inclined plate 24 to compress the return spring 33 and store a certain elastic potential energy, and the elastic potential energy can act on the first clamp 32 to effectively fix the bones.

In one embodiment, for the above-mentioned electric saw mechanism 4, the electric saw mechanism 4 includes a cross plate 41, a second groove 42 is formed on one side of the cross plate 41, a circular plate 43 is disposed in the second groove 42, a rotating shaft 44 is connected to one side of the circular plate 43, a driving motor 45 is disposed on one side of the cross plate 41, a mounting plate is connected to one side of the driving motor 45, the mounting plate is fixedly connected to an outer wall of the cross plate 41, a fixing plate 46 is disposed at a bottom of the cross plate 41, two limiting shafts 47 are disposed on one side of the fixing plate 46, a saw blade 48 is slidably fitted on the two limiting shafts 47, the saw blade 48 is disposed on one side of the first clamp 32, a hinge rod 49 is rotatably fitted on one side of the circular plate 43 (the hinge rod 49 is eccentrically fitted with one side of the circular plate 43), and a bottom end of the hinge rod 49 is hinged with the saw blade 48; by starting the driving motor 45, the output shaft of the driving motor 45 drives the circular plate 43 to rotate through the rotating shaft 44, and the circular plate 43 drives the saw blade 48 to reciprocate on the two limiting shafts 47 through the hinging rod 49 to saw bones.

In one embodiment, for the above-mentioned adjusting mechanism 5, the adjusting mechanism 5 includes a threaded rod 51, the threaded rod 51 is in threaded engagement with the frame 1, one end of the threaded rod 51 extends into the frame 1 and is in rotatable engagement with a second clamp 52, one end of the threaded rod 51 located outside the frame 1 is provided with a rotating member 53, the second clamp 52 is disposed on one side of the first clamp 32, the frame 1 is slidably engaged with a limit rod 54, one end of the limit rod 54 extends into the frame 1 and is fixedly connected with the second clamp 52, and the limit rod 54 is disposed above the threaded rod 51; the limiting rod 54 is used for limiting the position of the second clamp 52, and the threaded rod 51 is driven to rotate by rotating the rotating member 53 when in use, and the threaded rod 51 drives the second clamp 52 and the limiting rod 54 to move simultaneously to adjust the distance between the second clamp 52 and the first clamp 32.

In one embodiment, for the frame 1, a holding groove is formed on the frame 1, and the first clamp 32 and the second clamp 52 are provided with a avoiding opening 6 and a soft sponge layer 7; the sponge soft layer is used for improving comfort; and the saw blade 48 is arranged at one side of the avoidance port 6, and one end of the upper toothed plate 22 is provided with a buckle plate 8.

In summary, with the aid of the above technical scheme of the present utility model, when the present device is used for sawing bone, the rotating member 53 may rotate to drive the threaded rod 51 to rotate according to the actual situation, the threaded rod 51 drives the second clamp 52 and the limiting rod 54 to move simultaneously to adjust the distance between the second clamp 52 and the first clamp 32, after the adjustment is completed, the bone to be resected is placed between the first clamp 32 and the second clamp 52, then the driving motor 45 is started, the output shaft of the driving motor 45 drives the circular plate 43 to rotate through the rotating shaft 44, the circular plate 43 drives the saw blade 48 to reciprocate on the two limiting shafts 47 through the hinging rod 49 to achieve the sawing action, after the above operation is completed, the holding groove on the frame 1 is held and the buckle 8 is buckled, the driven gear 21 drives the sloping plate 24 to move through the lower toothed plate 23, the sloping plate 24 drives the sliding rod 31, the first clamp 32, the reset spring 33, the driving motor 45, the rotating shaft 44, the two limiting shafts 47, the hinging rod 49 and the saw blade 48 to move simultaneously, when the first clamp 32 and the bone are contacted, the circular plate 24 drives the circular plate 43 to reciprocate on the two limiting shafts 43, the circular plate 43 drives the saw blade 48 to reciprocate on the two limiting shafts 47 to achieve the sawing action, after the above operation is completed, the driven gear 21 drives the driven gear 21 to rotate through the driven gear 24, the sloping plate 24 to drive the sloping plate 24 to move through the sloping plate 32, and the sloping plate 48 is driven by the driving shaft, and the sloping plate 48.

1. Through under the cooperation of second anchor clamps 52 and first furniture 32, after swash plate 24 drives the motion of stopping behind first anchor clamps 32 and the bone contact, continuously buckle plate 8, and the swash plate compresses return spring 33 and stores certain elastic potential energy, and this elastic potential energy can be used in first anchor clamps 32 and carry out effectual fixing to the bone, and buckle plate 8 can drive saw blade 48 and excision to the bone, and this process can carry out effective fixing to the bone and can prevent the saw blade aversion, and then has adjusted the security.

2. The inclined plate 24 drives the first clamp 32 to be close to the second clamp 52 to effectively fix the bone by buckling the buckle plate 8, the fixing process does not need to be adjusted, and the fixing and loosening of the bone can be realized by buckling the buckle plate 8 and poking the buckle plate 8, so that the operation is convenient.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above disclosed preferred embodiments of the utility model are merely intended to help illustrate the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (5)

1. A high-safety bone saw for operation which is characterized in that: the bone sawing machine comprises a frame (1), wherein a first groove (11) is formed in the frame (1), a driving mechanism (2) is arranged in the first groove (11), the driving mechanism (2) comprises a driven gear (21), the driven gear (21) is positioned in the first groove (11), an upper toothed plate (22) and a lower toothed plate (23) are respectively in sliding fit with the inner wall at the top and the inner wall at the bottom of the first groove (11), the upper toothed plate (22) and the lower toothed plate (23) are both meshed with the driven gear (21), an inclined plate (24) is arranged on one side of the lower toothed plate (23), the inclined plate (24) is in sliding fit with the frame (1), a fixing mechanism (3) and an electric saw mechanism (4) are arranged on the inclined plate (24), the fixing mechanism (3) is prevented from shaking when a bone is sawed, the electric mechanism (4) is used for sawing the bone, and the fixing mechanism (3) is arranged below the electric saw mechanism (4); through manual pinion rack (22) of buckling, go up pinion rack (22) and move to frame (1) one side simultaneously through driven gear (21) drive pinion rack (23) motion, lower pinion rack (23) promote swash plate (24) and remove, swash plate (24) drive electric saw mechanism (4) and fixed establishment (3) and move to the direction of bone simultaneously, be provided with guiding mechanism (5) in frame (1), guiding mechanism (5) set up one side of fixed establishment (3).

2. The high-safety bone saw for operation according to claim 1, wherein the fixing mechanism (3) comprises a sliding rod (31), the sliding rod (31) is in sliding fit with the inclined plate (24), a first clamp (32) is fixedly arranged at one end of the sliding rod (31), a return spring (33) is sleeved on the sliding rod (31), and two ends of the return spring (33) are fixedly connected with the inclined plate (24) and the first clamp (32) respectively.

3. The high-safety bone saw for surgery according to claim 2, wherein the electric saw mechanism (4) comprises a transverse plate (41), a second groove (42) is formed in one side of the transverse plate (41), a circular plate (43) is arranged in the second groove (42), one side of the circular plate (43) is connected with a rotating shaft (44), one side of the transverse plate (41) is provided with a driving motor (45), one side of the driving motor (45) is connected with a mounting plate, the mounting plate is fixedly connected with the outer wall of the transverse plate (41), a fixing plate (46) is arranged at the bottom of the transverse plate (41), two limiting shafts (47) are arranged on one side of the fixing plate (46), saw blades (48) are slidably matched with the limiting shafts (47), the saw blades (48) are arranged on one side of the first clamp (32), one side of the circular plate (43) is rotatably matched with a hinging rod (49), and the bottom end of the hinging rod (49) is hinged with the saw blades (48).

4. A high safety bone saw for surgery according to claim 3, characterized in that the adjusting mechanism (5) comprises a threaded rod (51), the threaded rod (51) is in threaded engagement with the frame (1), one end of the threaded rod (51) extends into the frame (1) and is in rotatable engagement with a second clamp (52), one end of the threaded rod (51) located outside the frame (1) is provided with a rotating member (53), the second clamp (52) is arranged on one side of the first clamp (32), a limit rod (54) is in sliding engagement with the frame (1), one end of the limit rod (54) extends into the frame (1) and is fixedly connected with the second clamp (52), and the limit rod (54) is arranged above the threaded rod (51).

5. The high-safety bone saw for surgery according to claim 4, wherein a holding groove is formed in the frame (1), the first clamp (32) and the second clamp (52) are provided with an avoidance opening (6) and a soft sponge layer (7), the saw blade (48) is arranged on one side of the avoidance opening (6), and one end of the upper toothed plate (22) is provided with a buckle plate (8).