Bone tissue separation combined repair device and auxiliary implantation device thereof

Abstract

The invention belongs to the technical field of bone tissue repair equipment, and provides a bone tissue separation combined repair device and an auxiliary implantation device thereof. The repairing device comprises a fixing bone nail main body, wherein the fixing bone nail main body is provided with a central shaft hole and a branch groove; the repairing part comprises a stimulating electrode; the fixing middle shaft is detachably installed in the fixing bone nail body and located in the center shaft hole, and a conical head is arranged at one end of the fixing middle shaft. The auxiliary implanting device comprises a fixing main frame, a propelling cylinder and a propelling transmission assembly, the propelling cylinder is mounted on the fixed main frame; the propelling transmission assembly is arranged on the fixed main frame and is in transmission connection with the fixed middle shaft; according to the device, through the separable design, the variable-diameter effect of the fixing bone nail body in the bone tissue repairing process is achieved, and mounting and dismounting are convenient; meanwhile, bone tissue repair is accelerated through electrical stimulation of the stimulation electrodes, and the overall repair period is effectively shortened; therefore, the device is suitable for industrial popularization.

Description

Technical Field

[0001] The present invention relates to the technical field of bone tissue repair equipment, and in particular to a bone tissue separation and combined repair device and an auxiliary implantation device thereof. Background Art

[0002] Traditional bone repair equipment is mostly "static fixation tools". Traditional designs are mostly fixed, lack active repair functions, and mostly rely on the body's own repair; this makes the repair cycle too long;

[0003] In view of this, we proposed a repair device that can achieve the "accelerated healing" effect by adopting the principle of electrical stimulation to effectively accelerate the body's repair, significantly reducing the bone tissue repair cycle. Summary of the invention

[0004] In view of the defects in the prior art, the present invention provides a bone tissue separation and repair device and an auxiliary implantation device thereof to reduce the bone tissue repair cycle.

[0005] In the first aspect, the present invention provides a bone tissue separation and combined repair device, comprising: a fixed bone screw body, the fixed bone screw body is provided with a central axis hole and a sub-groove; the central axis hole is arranged in the fixed bone screw body, and one end is arranged along the axial direction of the fixed bone screw and extends inward, and the other end of the central axis hole extends outward; the sub-grooves are arranged at least three times on the surface of the fixed bone screw body, and are evenly distributed along the radial direction of the fixed bone screw body, and are communicated with the central axis hole; a repair part, the repair part includes a stimulation electrode; the stimulation electrode is arranged on the fixed bone screw body at least in one place; the sub-groove is also filled with medical rehabilitation gel; and a fixed central axis, the fixed central axis can be detachably installed in the fixed bone screw body, and is located in the central axis hole, wherein one end of the fixed central axis is provided with a conical head.

[0006] The fixing bone screw body is also provided with a fixing thread, and the fixing thread is arranged on the surface of the fixing bone screw body. In actual use, this design is for the convenience of fixing connection.

[0007] Furthermore, the fixed central axis is also provided with a connection fixing hole, which is provided at the other end of the fixed central axis and is a threaded hole. In actual use, the purpose of this design is to facilitate subsequent disassembly and installation; the connection fixing drive effect is effectively achieved through the connection fixing hole.

[0008] Furthermore, the fixed bone screw body is also provided with a vent hole, and the vent hole is provided on the surface of the fixed bone screw body; and the stimulation electrode is located in the vent hole; the vent hole is communicated with the central axis hole. In actual use, the purpose of this design is to contact the bone tissue area in a larger range. At the same time, in order to accelerate the repair of bone tissue, the stimulation electrode is arranged in the vent hole, so as to change the traditional stimulation method from the surface to the inside to the inside to the outside; in this way, a better bone tissue repair effect can be achieved; and such a design avoids the stimulation and damage to the non-bone tissue part; and this design can effectively and conveniently disassemble, and by being arranged in the fixed bone screw body, the overall disassembly can be achieved; it is convenient and fast.

[0009] Furthermore, the repair part also includes a slide and a magnetic sleeve, the slide includes an abutting sleeve and a mounting frame, the magnetic sleeve is installed in the vent, the abutting sleeve is fixedly installed on the mounting frame, and is arranged on the outer wall of the mounting frame; wherein the abutting sleeve is magnetically connected to the magnetic sleeve, and drives the mounting frame to move along the axial direction of the vent; one end of the stimulation electrode is fixedly installed on the mounting frame. In actual use, the purpose of this design is to realize the reciprocating motion of the stimulation electrode. To achieve the purpose of this design, it is possible to realize reciprocating, efficient stimulation with different intervals and depths during the actual electrical stimulation process. Moreover, the electromagnetic drive design adopted; and the driving method is efficient, fast and efficient; such a stimulation method can effectively accelerate bone tissue repair by changing different stimulation depths.

[0010] Furthermore, the repair part also includes a connecting end, the connecting end is provided with a flow hole and an external thread section, the external thread section is detachably connected to the connecting and fixing hole of the fixed central axis; the flow hole runs through the connecting end. In actual use, the purpose of this design is to facilitate the injection of medical rehabilitation gel and other substances.

[0011] It can be seen from the above technical solution that the beneficial effects of the bone tissue separation and repair device provided by the present invention are:

[0012] (1) In actual work, by using the fixed bone screw body as a traditional fixing component, the reliance on existing equipment is achieved, major improvements are avoided, and the difficulty of use is reduced;

[0013] (2) The main body of the bone fixation screw is designed with a central axis hole and a slot, so that the diameter of the main body of the bone fixation screw can be changed. In actual work, the diameter of the main body of the bone fixation screw is changed to facilitate adjustment. At the same time, the central axis can be detachably installed in the central axis hole of the main body of the bone fixation screw to achieve radial extrusion deformation and change the diameter size. On the one hand, this design facilitates the adjustment of the diameter, so that it can be suitable for more people and avoid the traditional fixed installation method. At the same time, on the other hand, when the repair device in the bone tissue needs to be removed, the central axis is removed from the central axis hole of the main body of the bone fixation screw, so that the diameter of the main body of the bone fixation screw can be effectively reduced, so that it is convenient to remove the main body of the bone fixation screw from the patient's body. In this way, pulling on the body part is avoided.

[0014] (3) Moreover, by arranging the stimulation electrode on the fixing bone screw body, it is possible to conveniently achieve the effect of accelerating the repair and reduce the bone tissue repair cycle;

[0015] (4) In order to accelerate the repair cycle, medical recovery gel is used, which is a commonly used substance such as KGN small molecule drugs or mesenchymal stem cells (MSC) to facilitate repair.

[0016] A second aspect: An auxiliary implantation device, comprising: a fixed main frame, a propulsion cylinder and a propulsion transmission assembly; the propulsion cylinder is mounted on the fixed main frame; the propulsion transmission assembly is arranged on the fixed main frame and is transmission-connected to the fixed central axis, and the fixed central axis is driven to reciprocate in the direction of the axis under the transmission of the propulsion cylinder.

[0017] Furthermore, the propulsion transmission assembly includes a transmission sleeve and a propulsion shaft; one end of the transmission sleeve is fixedly mounted on the propulsion cylinder; the other end of the transmission sleeve is fixedly connected to one end of the propulsion shaft; the fixed main frame is also provided with a sliding hole, the propulsion shaft passes through the sliding hole, and the other end extends outward and is detachably connected to the fixed central axis. In actual use, the purpose of this design is to achieve the movement of the fixed central axis, and then to achieve the radial expansion of the fixed bone screw body, effectively meeting actual needs. Of course, in actual operation, one end of the propulsion shaft is provided with a thread for connecting with the connecting fixing hole.

[0018] It can be seen from the above technical solution that the beneficial effects of the auxiliary implantation device provided by the present invention are:

[0019] (1) In actual use, the purpose of this design is to facilitate the overall fixing effect and installation;

[0020] (2) The thrust cylinder used is an electric cylinder, which has an obvious thrust effect and is easy to control; and the thrust shaft design used can effectively transmit the thrust cylinder stroke, thereby realizing the installation and disassembly of the fixed central axis in the fixed bone screw body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the present invention, the following is a brief introduction to the drawings required for the specific embodiments or the prior art description. In all the drawings, the components or parts are not necessarily drawn according to the actual scale.

[0022] Figure 1 A front view of a bone tissue separation and repair device and its auxiliary implantation device provided by an embodiment of the present invention;

[0023] Figure 2 A front view of a bone tissue separation and repair device and a connecting end provided by an embodiment of the present invention;

[0024] Figure 3 A left view of a schematic diagram of a partial installation structure of a stimulation electrode, a slide frame and a magnetic sleeve at a vent hole in a bone tissue separation and repair device provided by an embodiment of the present invention;

[0025] Figure 4 It is a top view schematic diagram of the main body of the bone fixation screw of the present invention;

[0026] Figure 5 It is a structural schematic diagram of the connection end of the present invention;

[0027] Figure 6 for Figure 1 The enlarged structural diagram at A in the middle;

[0028] Figure 7 It is a schematic diagram of the installation structure of the fixed bone screw body, the fixed central axis and the driving axis of the present invention.

[0029] Reference numerals:

[0030] Fixed bone screw body 1, central axis hole 101, slot 102, fixed thread 103, vent 104, repair part 2, stimulation electrode 21, slide 22, abutting sleeve 221, mounting frame 222, magnetic sleeve 23, connecting end 24, flow hole 241, external thread section 242, fixed central axis 3, conical head 301, connecting and fixing hole 302, fixed main frame 4, slide hole 41, propulsion cylinder 5, propulsion transmission assembly 6, transmission sleeve 61, and propulsion shaft 62. DETAILED DESCRIPTION

[0031] The following embodiments of the technical solution of the present invention are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and are therefore only used as examples, and cannot be used to limit the protection scope of the present invention.

[0032] The embodiment is basically as shown in the attached Figures 1 to 7 As shown:

[0033] like Figure 1 - Figure 7 As shown, a bone tissue separation and repair device and an auxiliary implantation device provided in this embodiment can reduce the bone tissue repair cycle.

[0034] In the first aspect, the present invention provides a bone tissue separation and combined repair device, comprising: a fixed bone screw body 1, wherein the fixed bone screw body 1 is provided with a central axis hole 101 and a branch groove 102; the central axis hole 101 is arranged in the fixed bone screw body 1, and one end is arranged along the axial direction of the fixed bone screw and extends inward, and the other end of the central axis hole 101 extends outward; the branch grooves 102 are arranged at least three times on the surface of the fixed bone screw body 1, and are evenly distributed along the radial direction of the fixed bone screw body 1, and are communicated with the central axis hole 101; a repair part 2, wherein the repair part 2 includes a stimulation electrode 21; the stimulation electrode 21 is arranged at least one time on the fixed bone screw body 1; wherein the branch groove 102 is also filled with medical rehabilitation gel; and a fixed central axis 3, wherein the fixed central axis 3 is detachably installed in the fixed bone screw body 1 and is located in the central axis hole 101, wherein one end of the fixed central axis 3 is provided with a conical head 301. The bone fixation screw body 1 is also provided with a fixing thread 103, and the fixing thread 103 is arranged on the surface of the bone fixation screw body 1. In actual use, this design is for the convenience of fixed connection. In actual work, by adopting the bone fixation screw body 1 as a traditional fixing component, the reliance on existing equipment is realized, major improvements are avoided, and the difficulty of use is reduced; at the same time, the bone fixation screw body 1 is designed with a central axis hole 101 and a slot 102, so that the diameter size of the bone fixation screw body 1 can be changed; in actual work, by changing the diameter of the bone fixation screw body 1, it is convenient to adjust, and at the same time, the fixed central axis 3 can be detachably installed in the central axis hole 101 in the bone fixation screw body 1 to achieve radial extrusion deformation and change the diameter size; on the one hand, this design facilitates the adjustment of the diameter, so that it can be suitable for more people and avoids the traditional fixed installation method. At the same time, on the other hand, when it is necessary to remove the repair device in the bone tissue, by removing the fixed central axis 3 from the central axis hole 101 of the fixed bone screw body 1, the diameter of the fixed bone screw body 1 can be effectively reduced, so that it is convenient to remove the fixed bone screw body 1 from the patient's body part; in this way, pulling on the body part is avoided; and, by setting the stimulation electrode 21 on the fixed bone screw body 1, it is convenient to achieve the effect of accelerating the repair and reduce the bone tissue repair cycle; and in order to accelerate the repair cycle, medical rehabilitation gel, that is, commonly used substances such as KGN small molecule drugs or mesenchymal stem cells (MSC) are used to facilitate repair.

[0035] In this embodiment, the fixed central axis 3 is further provided with a connection fixing hole 302, which is provided at the other end of the fixed central axis 3 and is a threaded hole. In actual use, the purpose of this design is to facilitate subsequent disassembly and installation; the connection fixing hole 302 effectively realizes the connection fixing driving effect.

[0036] In this embodiment, the bone fixation screw body 1 is further provided with a vent 104, and the vent 104 is provided on the surface of the bone fixation screw body 1; and the stimulation electrode 21 is located in the vent 104; the vent 104 is in communication with the central axis hole 101. In actual use, the purpose of this design is to contact the bone tissue area in a larger range. At the same time, in order to accelerate the repair of bone tissue, the stimulation electrode 21 is arranged in the vent 104, so as to change the traditional stimulation method from the surface to the inside to the inside to the outside; in this way, a better bone tissue repair effect can be achieved; and such a design avoids the stimulation and damage to the non-bone tissue part; and this design can effectively and conveniently disassemble, and by being arranged in the bone fixation screw body 1, the overall disassembly can be achieved; it is convenient and fast.

[0037] In this embodiment, the repair part 2 also includes a slide 22 and a magnetic sleeve 23, the slide 22 includes an abutting sleeve 221 and a mounting frame 222, the magnetic sleeve 23 is installed in the vent 104, the abutting sleeve 221 is fixedly installed on the mounting frame 222, and is arranged on the outer wall of the mounting frame 222; wherein the abutting sleeve 221 is magnetically connected to the magnetic sleeve 23, and drives the mounting frame 222 to move along the axial direction of the vent 104; one end of the stimulation electrode 21 is fixedly installed on the mounting frame 222. In actual use, the purpose of this design is to realize the reciprocating motion of the stimulation electrode 21. To achieve the purpose of this design, it is possible to achieve reciprocating, interval and different depths of efficient stimulation in the actual electrical stimulation process. Moreover, the electromagnetic drive design adopted; and the driving method is efficient, fast and efficient; such a stimulation method can effectively accelerate bone tissue repair by changing different stimulation depths.

[0038] In this embodiment, the repair part 2 further includes a connection end 24, the connection end 24 is provided with a flow hole 241 and an external thread section 242, the external thread section 242 is detachably connected to the connection fixing hole 302 of the fixed central axis 3; the flow hole 241 runs through the connection end 24. In actual use, the purpose of this design is to facilitate the injection of substances such as medical rehabilitation gel.

[0039] In the second aspect, an auxiliary implant device includes: a fixed main frame 4, a propulsion cylinder 5 and a propulsion transmission assembly 6; the propulsion cylinder 5 is installed on the fixed main frame 4; the propulsion transmission assembly 6 is arranged on the fixed main frame 4, and is connected to the fixed central axis 3 by transmission, and drives the fixed central axis 3 to reciprocate along the direction of the axis under the transmission of the propulsion cylinder 5. In actual use, the purpose of this design is to facilitate the overall fixing effect and also facilitate installation; and the propulsion cylinder 5 used is an electric cylinder, which has obvious propulsion effect and is easy to control; and the design of the driving shaft 62 used can effectively transmit the stroke of the propulsion cylinder 5, thereby realizing the installation and disassembly of the fixed central axis 3 in the fixed bone screw body 1.

[0040] In this embodiment, the propulsion transmission assembly 6 includes a transmission sleeve 61 and a propulsion shaft 62; one end of the transmission sleeve 61 is fixedly mounted on the propulsion cylinder 5; the other end of the transmission sleeve 61 is fixedly connected to one end of the propulsion shaft 62; the fixed main frame 4 is also provided with a sliding hole 41, and the propulsion shaft 62 passes through the sliding hole 41, and the other end extends outward and is detachably connected to the fixed central axis 3. In actual use, the purpose of this design is to achieve the movement of the fixed central axis 3, and then to achieve the radial expansion of the fixed bone screw body 1, effectively meeting the actual needs. Of course, in the actual operation process, one end of the propulsion shaft 62 is provided with a thread for connecting with the connecting fixing hole 302.

[0041] In summary, the bone tissue separation and combined repair device and its auxiliary implantation device are not only reasonably designed but also easy to operate. Through the detachable fixed central axis 3 and the detachable installation design of the fixed bone screw body 1, the diameter-changing effect of the fixed bone screw body 1 in the bone tissue repair process is effectively achieved, which not only meets the installation requirements but also facilitates disassembly. At the same time, by providing the stimulation electrode 21 on the fixed bone screw body 1, the bone tissue repair is accelerated through electrical stimulation, which effectively reduces the overall repair cycle. Therefore, the device is suitable for industry promotion.

[0042] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and specification of the present invention.

Claims

1. A bone tissue separation and repair device, characterized in that: include: A fixed bone screw body, wherein the fixed bone screw body is provided with a central axis hole and a branch groove; The central axis hole is arranged in the fixing bone screw body, and one end is arranged along the axis direction of the fixing bone screw and extends inward, and the other end of the central axis hole extends outward; The sub-grooves are arranged at least three times on the surface of the fixing bone screw body, are evenly distributed along the radial direction of the fixing bone screw body, and are communicated with the central axis hole; A repair part, the repair part comprising a stimulation electrode; at least one of the stimulation electrodes is disposed on the fixation bone screw body; wherein the sub-grooves are also filled with medical rehabilitation gel; and A fixed central axis is detachably mounted in the fixed bone screw body and is located in the central axis hole, wherein one end of the fixed central axis is provided with a conical head.

2. A bone tissue separation and repair device according to claim 1, characterized in that: The fixing bone screw body is further provided with a fixing thread, and the fixing thread is arranged on the surface of the fixing bone screw body.

3. The bone tissue separation and repair device according to claim 1, characterized in that: The fixed central axis is also provided with a connection fixing hole, the connection fixing hole is arranged at the other end of the fixed central axis, and the connection fixing hole is a threaded hole.

4. The bone tissue separation and repair device according to claim 1, characterized in that: The fixing bone screw body is also provided with a ventilation hole, and the ventilation hole is arranged on the surface of the fixing bone screw body; and the stimulation electrode is located in the ventilation hole; and the ventilation hole is communicated with the central axis hole.

5. The bone tissue separation and repair device according to claim 4, characterized in that: The repair part also includes a slide and a magnetic sleeve, the slide includes a contact slide and a mounting frame, the magnetic sleeve is installed in the vent, the contact slide is fixedly installed on the mounting frame and is arranged on the outer wall of the mounting frame; wherein the contact slide is magnetically connected to the magnetic sleeve and drives the mounting frame to move along the axial direction of the vent; one end of the stimulation electrode is fixedly installed on the mounting frame.

6. The bone tissue separation and repair device according to claim 3, characterized in that: The repair part also includes a connecting end head, which is provided with a flow hole and an external thread section, and the external thread section is detachably connected to the connecting and fixing hole of the fixed central axis; the flow hole runs through the connecting end head.

7. An auxiliary implantation device, characterized in that: A bone tissue separation and combined repair device according to any one of claims 1 to 6 comprises: a fixed main frame, a propulsion cylinder and a propulsion transmission assembly; the propulsion cylinder is mounted on the fixed main frame; the propulsion transmission assembly is arranged on the fixed main frame and is connected to the fixed central axis in transmission, and the fixed central axis is driven to reciprocate in the direction of movement along the axis under the transmission of the propulsion cylinder.

8. The auxiliary implantation device according to claim 7, characterized in that: The propulsion transmission assembly includes a transmission sleeve and a propulsion shaft; one end of the transmission sleeve is fixedly mounted on the propulsion cylinder; the other end of the transmission sleeve is fixedly connected to one end of the propulsion shaft; the fixed main frame is also provided with a sliding hole, the propulsion shaft passes through the sliding hole, and the other end extends outward and is detachably connected to the fixed central shaft.

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