Hollow prosthesis stent

Abstract

The utility model relates to the field of prosthesis supports, and discloses a hollow prosthesis support which comprises a bottom plate, the prosthesis support is placed on the upper surface of the bottom plate, a positioning assembly is arranged in the bottom plate, a fixing assembly is arranged on the lower surface of the bottom plate, the positioning assembly comprises a rotating rod, and the rotating rod is connected with the fixing assembly. A rotating shaft is rotatably connected to the upper surface of the rotating rod, a guide plate is fixedly connected to the top end of the outer wall of the rotating shaft, a connecting plate is hinged to the right end of the lower surface of the guide plate, a connecting block is hinged to the right end of the upper surface of the connecting plate, and an electric telescopic rod is arranged on the lower surface of the connecting block. According to the utility model, through the cooperation of the positioning assembly, prosthesis stents of different models can be clamped and fixed, so that the problem of shaking caused by the fact that the stents are held by hands by a prosthesis engineer in a traditional mode is solved, the influence on the material filling position is avoided, the manufacturing quality of the prosthesis is ensured, the working quality is improved, and the burden of the prosthesis engineer is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of prosthesis support, especially to a hollow prosthesis support. BACKGROUND

[0002] In the medical field, the application of prosthesis has important significance for restoring the function and appearance of the patient's body tissue. With the continuous development of medical technology, the requirements for prosthesis support are also increasing.

[0003] Traditional prosthesis support often adopts solid structure, which has problems of heavy weight, uncomfortable wearing for patients, and increased body burden. In addition, when making the prosthesis, resin material needs to be gradually added on the support to shape the appearance matching the surrounding tissue. In this process, the prosthesis support filling material needs to be held by hand by the prosthesis maker. Long-time holding of the prosthesis support by hand will cause hand numbness of the prosthesis maker, and secondly, the stability of the prosthesis support is poor when filling the material, which is easy to shake, affecting the filling position of the material and the quality of the prosthesis making. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a hollow prosthesis support, which aims to improve the problem that the prosthesis maker's hand is easy to cause hand numbness when holding the prosthesis support filling material and the problem that the stability of the prosthesis support is poor when making the prosthesis.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a hollow prosthesis support, comprising a bottom plate, a prosthesis support is placed on the upper surface of the bottom plate, a positioning assembly is arranged in the bottom plate, a fixing assembly is arranged on the lower surface of the bottom plate, the positioning assembly comprises a rotating rod, a rotating shaft is rotatably connected to the upper surface of the rotating rod, a guide plate is fixedly connected to the top end of the outer wall of the rotating shaft, a connecting plate is hingedly connected to the right end of the lower surface of the guide plate, a connecting block is hingedly connected to the right end of the upper surface of the connecting plate, and an electric telescopic rod is arranged on the lower surface of the connecting block.

[0006] As a further description of the above technical scheme:

[0007] The positioning assembly further comprises a sliding block, and a top rod is elastically connected to the inner wall of the sliding block through a compression spring.

[0008] As a further description of the above technical scheme:

[0009] The fixing assembly comprises a suction cup, a sealing gasket is elastically connected to the inner wall of the bottom plate through a connecting spring, a round rod is fixedly connected to the upper surface of the sealing gasket, and a pull plate is fixedly connected to the upper surface of the round rod.

[0010] As a further description of the above technical scheme:

[0011] The lower surface of the rotating rod is fixedly connected to the inner wall of the bottom end of the bottom plate, the rotating rod is located at the middle position of the inner wall of the bottom end of the bottom plate, and the rotating shaft is fixedly connected to the central part of the guide plate.

[0012] Further description of the above technical solution:

[0013] The middle section of the outer wall of the rotating rod is designed as a convex shape, and the left end of the electric telescopic rod is fixedly connected to the right surface of the rotating rod.

[0014] Further description of the above technical solution:

[0015] The sliding block is penetratingly and slidingly connected to the upper surface of the bottom plate, the lower surface of the sliding block is fixedly connected to the upper surface of the connecting block, one end of the compression spring is fixedly connected to the right surface of the top rod, the other end of the compression spring is fixedly connected to the inner wall on the right side of the sliding block, and the top rod is penetratingly and slidingly connected to the left surface of the sliding block.

[0016] Further description of the above technical solution:

[0017] The suction disc is designed as a conical shape, the upper opening is large, the lower opening is small, the upper surface of the suction disc is fixedly connected to the lower surface of the bottom plate, and the sealing gasket piston is connected to the inner wall of the bottom plate.

[0018] Further description of the above technical solution:

[0019] One end of the connecting spring is fixedly connected to the upper surface of the sealing gasket, the other end of the connecting spring is fixedly connected to the inner wall of the top end of the bottom plate, and the round rod is penetratingly and slidingly connected to the upper surface of the bottom plate.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1. In the utility model, different types of prosthesis support can be clamped and fixed through the cooperation of the positioning assembly, the shaking problem caused by the traditional prosthesis support is solved, the filling position of the material is avoided from being affected, the prosthesis manufacturing quality is ensured, the work quality is improved, and the burden of the prosthesis teacher is reduced.

[0022] 2. In the utility model, the bottom plate can be flexibly disassembled on the desktop through the cooperation of the fixing assembly, the stability of the device during use is ensured, the device is convenient to carry after disassembly, and the practicality and convenience of the device are improved.

[0023] 3. In the utility model, the prosthesis support is designed as a hollow type, so that the weight is reduced, the body burden of the patient during wearing is reduced, and the comfort is improved. DRAWINGS

[0024] Figure 1It is the three-dimensional structure front view schematic diagram of the whole device in the utility model;

[0025] Figure 2 It is the three-dimensional structure section view schematic diagram of the bottom plate and the suction cup in the utility model;

[0026] Figure 3 It is the three-dimensional structure section view schematic diagram of the bottom plate in the utility model;

[0027] Figure 4 It is the three-dimensional structure section view schematic diagram of the bottom plate in the utility model; Figure 3 It is the three-dimensional structure enlarged state schematic diagram of A portion in the utility model.

[0028] Legend:

[0029] 1, bottom plate; 2, prosthesis support; 31, rotating rod; 32, rotating shaft; 33, guide plate; 34, connecting plate; 35, connecting block; 36, electric telescopic rod; 37, sliding block; 38, compression spring; 39, top rod; 41, pull plate; 42, round rod; 43, connecting spring; 44, sealing gasket; 45, suction cup. Specific implementation

[0030] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] With reference to Figure 1 , the utility model provides an embodiment: a hollow prosthesis support, including the support bottom plate 1 for prosthesis support 2, the upper surface of bottom plate 1 places prosthesis support 2, prosthesis support 2 is prior art, and in the technical personnel of the field can be realized, because it is prior art, so in the case of the present application, do not make too much description, prosthesis support 2 provides the basis and support for subsequent prosthesis making, the inside of prosthesis support 2 is hollow, can reduce weight, can reduce the pressure on the patient's body when installing on the patient's body, improve the comfort degree when the patient uses, the inside of bottom plate 1 is provided with positioning assembly, and positioning assembly can clamp and position prosthesis support 2, and the lower surface of bottom plate 1 is provided with fixed assembly, and fixed assembly can firmly fix support bottom plate 1 on the table top, to ensure the stability of the device.

[0032] With reference to Figures 2-4, The positioning assembly comprises a rotating rod 31, the upper surface of the rotating rod 31 is rotationally connected with a rotating shaft 32, the rotating rod 31 is concentric with the rotating shaft 32, the top end of the outer wall of the rotating shaft 32 is fixedly connected with a guide plate 33, the right end of the lower surface of the guide plate 33 is hingedly connected with a connecting plate 34, the connecting plate 34 is provided with two groups, which are uniformly distributed at the left and right ends of the lower surface of the guide plate 33, the right end of the upper surface of the connecting plate 34 is hingedly connected with a connecting block 35, the connecting plate 34 can drive the connecting block 35 to move when rotating, the lower surface of the connecting block 35 is provided with an electric telescopic rod 36, the electric telescopic rod 36 is prior art and can be realized by those skilled in the art, and therefore is not described in detail in this case, the electric telescopic rod 36 can be automatically lengthened or shortened, the positioning assembly further comprises a sliding block 37, the upper surface of the bottom plate 1 is provided with a horizontal sliding groove, the sliding block 37 slides along the track of the sliding groove, the connecting block 35 and the sliding block 37 are both provided with two groups, which are symmetrically distributed about the center line of the bottom plate 1, the inner wall of the sliding block 37 is elastically connected with a top rod 39 through a compression spring 38, the top rod 39 can be automatically retracted, so that it can adapt to the recesses on the surface of the different prosthetic stents 2.

[0033] With reference to Figures 1-2 , The fixing assembly comprises a suction disc 45, the suction disc 45 is used for stably fixing the bottom plate 1 on the desktop, and the stability of the device is enhanced, the inner wall of the bottom plate 1 is elastically connected with a sealing gasket 44 through a connecting spring 43, the sealing gasket 44 is tightly attached to the bottom plate 1, when the sealing gasket 44 moves longitudinally, air can be pushed, the upper surface of the sealing gasket 44 is fixedly connected with a round rod 42, the sealing gasket 44 and the round rod 42 move synchronously, the upper surface of the round rod 42 is fixedly connected with a pull plate 41, the pull plate 41 is provided with two groups, which are symmetrically distributed at the left and right ends of the bottom plate 1, and the round rod 42 and the sealing gasket 44 are also provided with a plurality of groups, two by two, which are uniformly distributed at the front and rear ends of the lower surface of the pull plate 41, the pull plate 41 can drive the round rod 42 connected therewith to move synchronously when moving longitudinally.

[0034] With reference to Figures 2-4The lower surface of the rotating rod 31 is fixedly connected to the inner wall at the bottom end of the bottom plate 1, the rotating rod 31 is located at the middle position of the inner wall at the bottom end of the bottom plate 1, the rotating shaft 32 is fixedly connected to the central part of the guide plate 33, so that the guide plate 33 can be driven to rotate synchronously, the middle section of the outer wall of the rotating rod 31 is provided in a convex shape, the left end of the electric telescopic rod 36 is fixedly connected to the right surface of the rotating rod 31, the left end of the electric telescopic rod 36 is connected to the convex part, and the electric telescopic rod 36 can change the distance between the rotating rod 31 and the connecting block 35 by being started, so as to further drive the left connecting plate 34 to rotate, and further drive the two connecting plates 34 to move synchronously under the drive of the guide plate 33, so that the connecting block 35 can be synchronously retracted or opened, the sliding block 37 penetrates and is slidably connected to the upper surface of the bottom plate 1 and slides horizontally, the lower surface of the sliding block 37 is fixedly connected to the upper surface of the connecting block 35, and the sliding block 37 and the connecting block 35 slide synchronously, one end of the compression spring 38 is fixedly connected to the right surface of the top rod 39, the other end of the compression spring 38 is fixedly connected to the inner wall on the right side of the sliding block 37, the top rod 39 moves to the right and presses the compression spring 38 to generate a reaction force, the top rod 39 and the compression spring 38 are provided in multiple groups and are symmetrically distributed on the sliding block 37, the top rod 39 penetrates and is slidably connected to the left surface of the sliding block 37, when the top rod 39 contacts the prosthesis support 2, the top rod 39 is retracted into the sliding block 37 to press the compression spring 38 to generate a reaction force, the prosthesis support 2 can be clamped under the influence of the reaction force of the compression spring 38, and because the top rod 39 is provided in multiple groups, the surface concave of the prosthesis support 2 can be adapted, the stability of the prosthesis support 2 is ensured, displacement of the prosthesis support 2 when the prosthesis is made by adding resin and other materials on the prosthesis support 2 is prevented, the quality of the prosthesis is affected, and the contact surface between the top rod 39 and the prosthesis support 2 is an arc surface made of rubber and will not cause wear to the surface of the prosthesis support 2.

[0035] With reference to Figures 1-2 The suction cup 45 is provided in a tapered shape, the upper opening is large, the lower opening is small, the suction cup 45 can be closely attached when contacting the desktop, the sealing can be ensured, the suction cup 45 is provided in a hollow shape and is connected to the inside of the bottom plate 1, the upper surface of the suction cup 45 is fixedly connected to the lower surface of the bottom plate 1, the sealing gasket 44 is connected to the inner wall of the bottom plate 1, one end of the connecting spring 43 is fixedly connected to the upper surface of the sealing gasket 44, the other end of the connecting spring 43 is fixedly connected to the inner wall at the top end of the bottom plate 1, the sealing gasket 44 moves downward to stretch the connecting spring 43 to generate a reaction force, and the round rod 42 penetrates and is slidably connected to the upper surface of the bottom plate 1.

[0036] Working principle: when the device is used, first of all, the bottom plate 1 needs to be fixed on the desktop, when fixing, first of all, press the pull plate 41 downward to drive the round rod 42 and the sealing gasket 44 to move downward, the sealing gasket 44 moving downward will press the air below the sealing gasket 44 out, and will stretch the connecting spring 43 to generate a counter force, then place the bottom plate 1 on the desktop, so that the lower surface of the suction cup 45 and the desktop are attached, and the sealing is maintained, then release the pull plate 41, the counter force of the connecting spring 43 will pull the sealing gasket 44, the round rod 42 and the pull plate 41 to move upward, because the total amount of air below the sealing gasket 44 is certain, but the sealing gasket 44 moves upward, the space occupied by the same air will become larger, so the position below the sealing gasket 44 will be in a negative pressure state, so the suction cup 45 will be sucked on the desktop, keeping the bottom plate 1 stable, when the bottom plate 1 needs to be moved away from the desktop, press the pull plate 41 downward to release the negative pressure state.

[0037] When the bottom plate 1 is fixed, the prosthesis support 2 is placed on the bottom plate 1, and then the electric telescopic rod 36 is started to contract to drive the connecting block 35 to move towards the middle of the bottom plate 1, under the transmission of the connecting plate 34 and the guide plate 33, the sliding block 37, the compression spring 38 and the top rod 39 will move towards the middle of the bottom plate 1 at the same time, after the top rod 39 contacts the prosthesis support 2, the sliding block 37 will continue to move towards the middle of the bottom plate 1, the top rod 39 will gradually retract into the sliding block 37, the top rod 39 will press the compression spring 38 to generate a counter force, the counter force of the compression spring 38 will push the top rod 39 to clamp the prosthesis support 2, ensuring the stability of the prosthesis support 2, and then the prosthesis is started to be added on the prosthesis support 2 to make the prosthesis.

[0038] During the manufacturing process, the prosthesis support 2 needs to be turned over or after the manufacturing is completed, the electric telescopic rod 36 can be started to extend to drive the connecting block 35, the sliding block 37, the compression spring 38 and the top rod 39 on both sides to open, releasing the clamping of the prosthesis support 2, and then the prosthesis support 2 can be taken down or turned over.

[0039] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A hollow prosthesis support, comprising a base plate (1), characterized in that: The upper surface of the base plate (1) is provided with a prosthesis support (2). The interior of the base plate (1) is provided with a positioning component. The lower surface of the base plate (1) is provided with a fixing component. The positioning component includes a rotating rod (31). The upper surface of the rotating rod (31) is rotatably connected to a rotating shaft (32). The top of the outer wall of the rotating shaft (32) is fixedly connected to a guide plate (33). The right end of the lower surface of the guide plate (33) is hinged to a connecting plate (34). The right end of the upper surface of the connecting plate (34) is hinged to a connecting block (35). The lower surface of the connecting block (35) is provided with an electric telescopic rod (36).

2. The hollow prosthesis stent according to claim 1, characterized in that: The positioning assembly also includes a slider (37), the inner wall of which is elastically connected to a push rod (39) via a compression spring (38).

3. The hollow prosthesis stent according to claim 1, characterized in that: The fixing component includes a suction cup (45), and the inner wall of the base plate (1) is elastically connected to a sealing gasket (44) by a connecting spring (43). A round rod (42) is fixedly connected to the upper surface of the sealing gasket (44), and a pull plate (41) is fixedly connected to the upper surface of the round rod (42).

4. The hollow prosthesis stent according to claim 1, characterized in that: The lower surface of the rotating rod (31) is fixedly connected to the inner wall of the bottom end of the base plate (1). The rotating rod (31) is located in the middle of the inner wall of the bottom end of the base plate (1). The rotating shaft (32) is fixedly connected to the center of the guide plate (33).

5. A hollow prosthesis stent according to claim 1, characterized in that: The middle section of the outer wall of the rotating rod (31) is convex, and the left end of the electric telescopic rod (36) is fixedly connected to the right surface of the rotating rod (31).

6. A hollow prosthesis stent according to claim 2, characterized in that: The slider (37) is slidably connected to the upper surface of the base plate (1), the lower surface of the slider (37) is fixedly connected to the upper surface of the connecting block (35), one end of the compression spring (38) is fixedly connected to the right surface of the top rod (39), the other end of the compression spring (38) is fixedly connected to the inner wall on the right side of the slider (37), and the top rod (39) is slidably connected to the left surface of the slider (37).

7. A hollow prosthesis stent according to claim 3, characterized in that: The suction cup (45) is cone-shaped with a large opening at the top and a small opening at the bottom. The upper surface of the suction cup (45) is fixedly connected to the lower surface of the base plate (1), and the sealing gasket (44) is piston-connected to the inner wall of the base plate (1).

8. A hollow prosthesis stent according to claim 3, characterized in that: One end of the connecting spring (43) is fixedly connected to the upper surface of the sealing gasket (44), and the other end of the connecting spring (43) is fixedly connected to the inner wall of the top of the base plate (1). The round rod (42) passes through and is slidably connected to the upper surface of the base plate (1).

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