Bone grinding saw for orthopedics department

Abstract

The bone grinding saw comprises a bone saw assembly and a supporting and fixing assembly, the bone saw assembly comprises a handle, a shell arranged at the end of the handle and sawteeth arranged at the lower end of the shell, a motor used for driving the sawteeth is arranged in the shell, a battery bin is arranged in the handle, a battery is arranged in the battery bin, and the supporting and fixing assembly is arranged in the battery bin. A power line and a plug are arranged at the end, away from the shell, of the handle, a switch button is arranged on the handle, and the supporting and fixing assembly comprises a rotating shaft arranged in the shell, a fixing rod perpendicularly fixed to the upper end of the rotating shaft, a transverse rod perpendicularly fixed to the fixing rod and a tightening bolt arranged at the upper end of the fixing rod. According to the bone grinding saw for the orthopedics department, the bone saw assembly in the working process is fixedly supported through the arranged supporting and fixing assembly, bone sawing and cutting are faster, the effect is better, use is safer, meanwhile, the supporting and fixing assembly can be rotationally adjusted so that the angle of a fixed fulcrum can be adjusted, and then operation can be conducted easily.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a kind of orthopedics bone saw. BACKGROUND

[0002] Medical instrument refers to the instrument, equipment, appliance, in-vitro diagnostic reagent and calibrant, material and other similar or related articles, including the computer software needed, which are directly or indirectly used for human body. In orthopedic surgery, when dealing with fracture, it is necessary to use bone saw to saw off or cut off the excess fracture part.

[0003] The existing rongeur or saw cannot handle the excess part of small fracture, and it is difficult to achieve the effect of grinding. In addition, the existing saw does not have a fixed fulcrum during use, which brings additional risk to the operation of medical staff and also has the risk of damaging other tissues. Therefore, we propose a kind of orthopedics bone saw. SUMMARY

[0004] The purpose of this section is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above and / or existing problems in the orthopedics bone saw, the utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a kind of orthopedics bone saw, the bone saw assembly in working process is fixed and supported by the support fixing component set, so that sawing bone is more rapid, the effect is better, it is safer to use, the support fixing component can also be rotated and adjusted, so as to adjust the angle of fixed fulcrum, and then facilitate the operation.

[0007] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0008] A kind of orthopedics bone saw, it includes:

[0009] Bone saw assembly, including handle, the shell of setting in the end of the handle and the sawtooth of setting in the lower end of the shell, the inside of the shell is provided with motor for driving sawtooth, the inside of the handle is provided with battery compartment, battery compartment is provided with battery, handle is provided with power cord and plug at the end away from the shell, switch button is set on handle;

[0010] The support fixing assembly comprises a rotating shaft arranged inside the shell, a fixing rod vertically fixed on the upper end of the rotating shaft, a cross rod vertically fixed on the fixing rod, and a tightening bolt arranged on the upper end of the fixing rod, the tightening bolt penetrating the fixing rod and the rotating shaft into the shell.

[0011] As a preferred scheme of the bone grinding saw, the handle is provided with a clamping groove at the end away from the shell, a plug is clamped in the clamping groove, and a power cord is arranged inside the clamping groove.

[0012] As a preferred scheme of the bone grinding saw, opposite outer walls of the handle are provided with gripping grooves, and the gripping grooves are uniformly and equidistantly provided with a plurality of gripping grooves.

[0013] As a preferred scheme of the bone grinding saw, the fixing rod is composed of a connecting rod and an adjusting rod, and the upper end of the adjusting rod is provided with a mounting bolt penetrating the adjusting rod into the connecting rod.

[0014] As a preferred scheme of the bone grinding saw, the mounting bolt is a butterfly bolt.

[0015] As a preferred scheme of the bone grinding saw, the lower end of the cross rod is provided with a protective pad, and the protective pad is made of rubber.

[0016] Compared with the prior art, the bone grinding saw has the beneficial effects that the support fixing assembly is arranged to fix and support the bone saw assembly during the operation, the bone sawing and grinding is faster, the effect is better, and the operation is safer, and the support fixing assembly can be rotated and adjusted to adjust the fixing fulcrum angle, thereby facilitating the operation. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the present application will be described in detail below in combination with the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings. Among them:

[0018] Figure 1 It is a three-dimensional structure schematic diagram of the bone grinding saw of the utility model;

[0019] Figure 2 It is a three-dimensional structure schematic diagram of the bone grinding saw of the utility model;

[0020] Figure 3 It is a three-dimensional structure schematic diagram of the bone grinding saw of the utility model;Figure 1 A local enlarged structure schematic view at middle A;

[0021] In the figure: 100, bone saw assembly; 110, handle; 111, clamping groove; 112, hand holding groove; 120, shell; 130, saw blade; 200, support fixing assembly; 210, rotating shaft; 220, fixing rod; 221, connecting rod; 222, adjusting rod; 223, mounting bolt; 230, cross bar; 231, protective pad; 240, tightening bolt. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0023] Secondly, the utility model is described in detail in combination with the schematic view, and in the detailed description of the utility model embodiments, for the convenience of description, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic view is only an example, which should not limit the scope of protection of the utility model herein. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0024] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0025] The utility model provides a kind of orthopedics bone saw, and the bone saw assembly in working process is fixed and supported by the support fixing assembly set, so that bone sawing is more rapid, effect is better, it is safer to use, simultaneously support fixing assembly can also be rotated and adjusted, so as to adjust fixed fulcrum angle, and then be favorable to operation.

[0026] Figures 1-3 The structure schematic view of one embodiment of the utility model is shown, please refer to Figures 1-3 The main part of the orthopedics bone saw of the embodiment includes bone saw assembly 100 and support fixing assembly 200.

[0027] The bone saw assembly 100 comprises a handle 110, a shell 120 arranged at the end of the handle 110, and a saw blade 130 arranged at the lower end of the shell 120, the inside of the shell 120 is provided with a motor for driving the saw blade 130, the inside of the handle 110 is provided with a battery compartment, the battery compartment is provided with a battery, the end of the handle 110 away from the shell 120 is provided with a power cord and a plug, and the handle 110 is provided with a switch button. As a preferred, in the embodiment, the handle 110 is provided with a clamping groove 111 at the end away from the shell 120, the plug is clamped in the clamping groove 111, the power cord is arranged in the clamping groove 111, the clamping groove 111 arranged at the end of the handle 110 is used for clamping the plug and storing the power cord, the opposite outer wall of the handle 110 is provided with a plurality of hand holding grooves 112 arranged uniformly and equidistantly, the hand holding grooves 112 arranged uniformly and equidistantly on the opposite outer wall of the handle 110 increase the friction between the hand and the handle 110, and ensure that the handle 110 is stably held.

[0028] The support fixing assembly 200 comprises a rotating shaft 210 arranged in the shell 120, a fixing rod 220 vertically fixed at the upper end of the rotating shaft 210, a cross rod 230 vertically fixed on the fixing rod 220, and a tightening bolt 240 arranged at the upper end of the fixing rod 220, the tightening bolt 240 penetrates the fixing rod 220 and the rotating shaft 210 into the shell 120. As a preferred, in the embodiment, the fixing rod 220 is composed of a connecting rod 221 and an adjusting rod 222, the upper end of the adjusting rod 222 is provided with a mounting bolt 223, the mounting bolt 223 penetrates the adjusting rod 222 into the connecting rod 221, the connecting rod 221, the adjusting rod 222 and the mounting bolt 223 are arranged to adjust the length of the fixing rod 220 in actual use, thereby enhancing the practicability, the mounting bolt 223 is a butterfly bolt, the mounting bolt 223 is a butterfly bolt to be directly manually screwed by the operator, thereby saving the trouble of screwing by tools, so as to quickly adjust the length of the fixing rod 220, the lower end of the cross rod 230 is provided with a protective pad 231, the material of the protective pad 231 is rubber, and the protective pad 231 arranged at the lower end of the cross rod 230 not only plays a protective role on the whole support fixing assembly 200, but also plays a certain shock absorption role on the support fixing assembly 200.

[0029] In combination Figures 1-3The bone saw set according to the embodiment of the present application is used as follows: the whole bone saw set 100 is held by holding the handle 110, the friction between the hand and the handle 110 is increased by the hand holding groove 112 on the opposite outer wall of the handle 110, and the handle 110 is stably held, when sawing or cutting the bone, the bone saw set 100 during the working process is fixed and supported by the fixed rod 220 and the cross rod 230, the bone sawing and cutting is faster, the effect is better, and the use is safer, meanwhile, the fixed rod 220 and the cross rod 230 can be rotated and adjusted under the action of the rotating shaft 210, so as to adjust the fixed fulcrum angle, and then the surgery is facilitated, the length of the fixed rod 220 is adjusted by the connecting rod 221, the adjusting rod 222 and the mounting bolt 223, so as to enhance the practicability.

[0030] Although the present application has been described with reference to the embodiments above, various improvements can be made and equivalent substitutions can be made to the components without departing from the scope of the present application. In particular, as long as there is no structural conflict, each feature in the embodiments disclosed in the present application can be combined with each other in any way, and the combinations are not exhaustively described in the present specification only for the consideration of saving space and resources. Therefore, the present application is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An orthopedic bone-grinding saw, characterized in that, include: The bone saw assembly (100) includes a handle (110), a housing (120) disposed at the end of the handle (110), and saw teeth (130) disposed at the lower end of the housing (120). The housing (120) is provided with a motor for driving the saw teeth (130). The handle (110) is provided with a battery compartment containing a battery. A power cord and a plug are provided at the end of the handle (110) away from the housing (120). A switch button is provided on the handle (110). The support and fixing assembly (200) includes a rotating shaft (210) disposed inside the housing (120), a fixing rod (220) vertically fixed to the upper end of the rotating shaft (210), a crossbar (230) vertically fixed to the fixing rod (220), and a tightening bolt (240) disposed at the upper end of the fixing rod (220). The tightening bolt (240) passes through the fixing rod (220) and the rotating shaft (210) into the housing (120).

2. The orthopedic bone grinding saw according to claim 1, characterized in that, The handle (110) has a slot (111) at the end away from the housing (120), the plug is snapped into the slot (111), and the power cord is located inside the slot (111).

3. The orthopedic bone grinding saw according to claim 1, characterized in that, The handle (110) has a hand grip groove (112) on its outer wall, and multiple hand grip grooves (112) are evenly spaced.

4. The orthopedic bone grinding saw according to claim 1, characterized in that, The fixing rod (220) consists of a connecting rod (221) and an adjusting rod (222). The upper end of the adjusting rod (222) is provided with a mounting bolt (223), which passes through the adjusting rod (222) to the connecting rod (221).

5. The orthopedic bone grinding saw according to claim 4, characterized in that, The mounting bolt (223) is a wing bolt.

6. The orthopedic bone grinding saw according to claim 1, characterized in that, The lower end of the crossbar (230) is provided with a protective pad (231), and the protective pad (231) is made of rubber.

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