CN108969116A - Operation auxiliary device - Google Patents

Abstract

This application discloses a kind of operation auxiliary devices, which includes: support frame；First position limiting structure, connect with support frame, for positioning foot；And second position limiting structure, it is connect with support frame, is used for positioning leg portions, wherein the first position limiting structure includes limit plate, the angle that limit plate is contacted with sole to limit the position of foot and/or foot and leg is in.The limit plate of operation auxiliary device of the invention is contacted with sole, contact area is larger, in the course of surgery, sole can be firmly secured on limit plate, it will not fall off, so as to which the angle that foot and leg are in constantly is maintained at predetermined angular, the efficiency of operation is improved, operation risk is reduced.

Description

surgical aids

technical field

The present invention relates to a medical device, and more particularly, to an operation assisting device.

Background technique

With the development of medical level, more and more operations need to use different auxiliary devices. For example, during ankle replacement surgery, a prescribed angle between the foot and leg is required, typically 90 degrees. Therefore, some auxiliary devices are needed to fix the foot and the leg so that there is a prescribed angle between the foot and the leg. When the doctor performs the operation, the operation will be more convenient, thereby improving the quality of the operation.

In the prior art, when performing ankle joint replacement surgery, traction ropes are usually used to fix the upper part of the sole of the foot including the toe and the heel, so that the purpose of making the foot and the leg a predetermined angle is achieved.

However, using a traction rope to fix the heel, because the heel can provide few fixed positions, the traction rope is easy to fall off from the heel during the operation. At this time, the angle between the foot and the leg If the specified angle is not met, re-fixation is required, which brings certain obstacles and risks to the operation.

Contents of the invention

In view of this, the present invention provides an auxiliary device for surgery, which solves the problem that the foot and the leg and the angle between them cannot be continuously fixed during the operation.

The surgical auxiliary device of the present invention includes: a support frame; a first position-limiting structure connected with the support frame for positioning the foot; and a second position-limiting structure connected with the support frame for positioning the leg, Wherein, the first limiting structure includes a limiting plate, and the limiting plate is in contact with the sole of the foot to limit the position of the foot and/or the angle formed by the foot and the leg.

Preferably, the surgical assisting device further includes: a fixing belt for fixing the foot with the limiting plate; and a plurality of fixing mechanisms for fixing the fixing belt with the limiting plate .

Preferably, the plurality of fixing mechanisms include a plurality of grooves located on the outer edge of the limiting plate, and the plurality of grooves are respectively used for engaging the fixing belts.

Preferably, the plurality of grooves includes at least 3 groups of grooves, and each group of grooves includes two grooves respectively located on both sides of the limiting plate.

Preferably, the number of groove groups distributed on the half of the limiting plate is greater than or equal to the number of groove groups distributed on the lower half of the limiting plate.

Preferably, the first limiting structure further includes a limiting plate adjusting device, which is respectively fixedly connected to the limiting plate and the support frame, and is used to adjust the distance between the limiting plate and the second fixing structure. the distance.

Preferably, the limiting plate adjustment device includes a first adjusting handle and a first telescopic rod, one end of the first telescopic rod is fixedly connected to the limiting plate, and the other end is movably connected to the first adjusting handle. connect.

Preferably, the second limiting structure includes at least two limiting columns, which are distributed on both sides of the leg.

Preferably, each of the limiting columns is provided with a plurality of fixing holes, and the legs are defined and fixed between the limiting columns by fixing bands passing through the fixing holes.

Preferably, the second limiting structure further includes a limiting column adjustment device, which is respectively fixedly connected with the limiting column and the support frame, and is used for adaptively adjusting the limiting column according to the width of the leg. The distance between columns.

Preferably, the limit column adjustment device includes a second adjustment handle and a second telescopic rod, one end of the second telescopic rod is fixedly connected to the limit post, and the other end is movably connected to the second adjustment handle. connect.

The beneficial effect of the present invention is that the foot and the leg are respectively fixed by the first limiting structure and the second limiting structure, wherein the limiting plate of the first limiting structure is in contact with the sole of the foot to limit the position of the foot and/or The angle between the foot and the leg achieves the purpose of fixing the foot and the leg and the angle between the two. Compared with the prior art, the limiting plate of the surgical auxiliary device of the present invention is in contact with the sole of the foot. , the contact area is large. During the operation, the sole of the foot can be stably fixed on the limit plate without falling off, so that the angle between the foot and the leg can be kept at a specified angle continuously, which improves the operation efficiency. Efficiency and reduced surgical risk.

Further, the surgical assisting device of the present invention also includes a fixing belt for fixing the foot to the limiting plate, and a plurality of fixing mechanisms for fixing the fixing belt and the limiting plate, so as to ensure that the foot can be stably Fixed on the limit plate.

Further, the multiple fixing mechanisms are multiple grooves located on the outer edge of the limiting plate, and the multiple grooves are respectively used for engaging the fixing belts, thereby improving the fixing effect.

Further, the first limiting structure has a limiting plate adjustment device, which can adjust the distance between the limiting plate and the second fixed structure, thereby achieving the purpose of adapting to the length of each patient's leg; the second limiting structure has a limiting plate The position column adjustment device can adjust the distance between the limit columns, so as to achieve the purpose of adapting to each patient's legs.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description only relate to some embodiments of the present invention, rather than limiting the present invention .

Fig. 1 and Fig. 2 show three-dimensional schematic diagrams of the structure of the surgical assisting device at different angles according to the embodiment of the present invention.

Fig. 3 shows a front view of the surgical assisting device according to the embodiment of the present invention.

Fig. 4 shows a top view of the surgical assisting device according to the embodiment of the present invention.

Fig. 5 shows a side view of the surgical assisting device according to the embodiment of the present invention.

Detailed ways

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings. In the various figures, identical elements are indicated with similar reference numerals. For the sake of clarity, various parts in the drawings have not been drawn to scale. Also, some well-known parts may not be shown in the drawings.

In the following, many specific details of the present invention, such as structures, materials, dimensions, processes and techniques of components, are described for a clearer understanding of the present invention. However, the invention may be practiced without these specific details, as will be understood by those skilled in the art.

It should be understood that when describing the structure of a component, when a layer or a region is referred to as being "on" or "over" another layer or another region, it may mean being directly on another layer or another region, or Other layers or regions are also included between it and another layer or another region. And, if the part is turned over, the layer, one region, will be "below" or "beneath" the other layer, another region.

Fig. 1 and Fig. 2 show the three-dimensional schematic view of the structure of the surgical assisting device at different angles according to the embodiment of the present invention, Fig. 3 shows the front view of the surgical assisting device according to the embodiment of the present invention, and Fig. 4 shows the embodiment of the present invention A top view of the surgical assisting device, and FIG. 5 shows a side view of the surgical assisting device according to an embodiment of the present invention.

As shown in FIGS. 1 to 5 , the surgical assisting device according to the embodiment of the present invention includes: a support frame 100 , a first limiting structure 200 , a second limiting structure 300 , a fixing belt, and a plurality of fixing mechanisms. The support frame 100 is respectively fixedly connected with the first limiting structure 200 and the second limiting structure 300. The first limiting structure 200 is used to position the foot and limit the position of the foot and/or the position of the foot and the leg. Angle, the second limiting structure 300 is used to position the legs.

In the embodiment of the present invention, the first limiting structure 200 includes: a limiting plate 210 and a limiting plate adjusting device 220 . Wherein, the limiting plate 210 is in contact with the sole of the foot to limit the position of the foot and/or the angle between the foot and the leg; the limiting plate adjusting device 220 is fixedly connected with the limiting plate 210 and the support frame 100 respectively, for Adjust the distance between the limiting plate 210 and the second fixing structure 300 .

A plurality of fixing mechanisms are located on the first limiting structure 200, and the plurality of fixing mechanisms may be a plurality of grooves 211 at the outer edge of the limiting plate 210 as shown in Figure 1 , and the plurality of fixing mechanisms are used to attach the fixing belt It is fixedly connected with the limiting plate 210 , and the fixing belt is used to fix the foot with the limiting plate 210 . In some alternative embodiments, the multiple fixing mechanisms may also be multiple fixing holes located on both sides of the limiting plate 210 .

A plurality of grooves 211 are used to engage the fixing belt. The plurality of grooves 211 include at least three groups of grooves, and each group of grooves includes two grooves located on both sides of the limiting plate 210, distributed on the limiting plate 210 The number of groove groups in the half is greater than or equal to the number of groove groups distributed in the lower half of the limiting plate 210 . In a specific embodiment, a plurality of grooves 211, wherein two pairs of grooves 211 are located on the upper part of the limiting plate 210, are used to fix the upper part of the sole of the foot including the toe, and the other pair of grooves 211 are located on the lower part of the limiting plate 210, For fixing the heel. However, the surgical assisting device in the embodiment of the present invention is not limited thereto, and those skilled in the art can make other settings for the number of grooves 211 as required.

The limiting plate adjusting device 220 comprises a first adjusting handle 221 and a first telescopic rod 222, one end of the first telescopic rod 222 is fixedly connected with the limiting plate 210, and the other end is movably connected with the first adjusting handle 221, and the first rotating The adjusting handle 221 controls the stretching degree of the first telescopic rod 222 , thereby adjusting the distance between the limiting plate 210 and the second fixing structure 300 .

In the embodiment of the present invention, the second limiting structure 300 includes: at least two limiting columns 310 and a limiting column adjusting device 320 . Wherein, the limiting columns 310 are distributed on both sides of the legs, and each limiting column 310 is provided with a plurality of fixing holes 311 , and the legs are defined and fixed between the limiting columns 310 by fixing bands passing through the fixing holes 311 .

The limiting column adjusting device 320 is fixedly connected with the limiting column 310 and the support frame 100 respectively, and is used for adaptively adjusting the distance between the limiting columns 310 according to the width of the legs.

The limit column adjustment device 320 includes a second adjustment handle 321 and a second telescopic rod 322. One end of the second telescopic rod 322 is fixedly connected to the limit post 310, and the other end is movably connected to the second adjustment handle 321. The limit post The number of the adjusting device 320 corresponds to the limit column 310 . Rotate the second adjusting handle 321 to control the telescoping degree of the second telescoping rod 322 , thereby adjusting the distance between the second limiting posts 310 .

It should be noted that in this article, relational terms such as first and second etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Embodiments according to the present invention are described above, and these embodiments do not describe all details in detail, nor do they limit the invention to only the specific embodiments described. Obviously many modifications and variations are possible in light of the above description. This description selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can make good use of the present invention and its modification on the basis of the present invention. The invention is to be limited only by the claims, along with their full scope and equivalents.

Claims (11)

1. A surgical aid, characterized in that it comprises: support frame; a first limiting structure, connected to the support frame, for positioning the foot; and The second limiting structure is connected with the support frame and used for positioning the legs, Wherein, the first limiting structure includes a limiting plate, and the limiting plate is in contact with the sole of the foot to limit the position of the foot and/or the angle formed by the foot and the leg. 2. The surgical auxiliary device according to claim 1, wherein the surgical auxiliary device further comprises: a fixing strap for fixing the foot to the limiting plate; and A plurality of fixing mechanisms are used for fixedly connecting the fixing belt with the limiting plate. 3. The surgical assisting device according to claim 2, wherein the plurality of fixing mechanisms comprise a plurality of grooves located on the outer edge of the limiting plate, and the plurality of grooves are respectively used for locking Fit the strap. 4. The surgical auxiliary device according to claim 3, wherein the plurality of grooves comprises at least 3 groups of grooves, and each group of grooves includes two grooves respectively located on both sides of the limiting plate. groove. 5. The surgical auxiliary device according to claim 4, wherein the number of groove groups distributed on the half of the limiting plate is greater than or equal to the number of groove groups distributed on the lower half of the limiting plate. 6. The surgical auxiliary device according to claim 2, wherein the first limiting structure further comprises a limiting plate adjustment device, which is respectively fixedly connected with the limiting plate and the support frame for adjusting The distance between the limiting plate and the second fixing structure. 7. The surgical auxiliary device according to claim 6, wherein the limiting plate adjusting device comprises a first adjusting handle and a first telescopic rod, and one end of the first telescopic rod is fixed to the limiting plate connected, and the other end is movably connected with the first adjustment handle. 8 . The surgical auxiliary device according to claim 1 , wherein the second limiting structure comprises at least two limiting columns, which are distributed on both sides of the leg. 9. The surgical auxiliary device according to claim 8, characterized in that each of the limiting posts is provided with a plurality of fixing holes, The legs are defined and fixed between the limiting columns by a fixing band passing through the fixing hole. 10. The surgical auxiliary device according to claim 8, characterized in that, the second limiting structure further comprises a limiting column adjustment device, which is fixedly connected with the limiting column and the support frame respectively, for The width of the legs adaptively adjusts the distance between the limiting posts. 11. The surgical auxiliary device according to claim 10, characterized in that, the limit post adjustment device comprises a second adjustment handle and a second telescopic rod, and one end of the second telescopic rod is fixed to the limit post connected, and the other end is movably connected with the second adjustment handle.