Magnetic suspension implant stability detector

Abstract

The utility model discloses a magnetic suspension implant stability detector, and relates to the technical field of medical equipment, the magnetic suspension implant stability detector comprises: a housing; the impact rod assembly comprises an impact rod tail sleeve, an impact rod shell, a knocking rod and a main rod chip rod, the impact rod tail sleeve is arranged at one end of the containing cavity, and the impact rod shell is connected with the impact rod tail sleeve; one end of the knocking rod penetrates through the knocking rod shell; one end of the main rod chip rod is connected with the striking rod tail sleeve, and the other end of the main rod chip rod is connected with the knocking rod; the magnetic suspension assembly comprises a first cylinder magnet and a second cylinder magnet, the first cylinder magnet is arranged at one end of the main rod chip rod, and the second cylinder magnet corresponding to the first cylinder magnet is arranged on the striking rod tail sleeve. According to the implant stability detector, the first cylinder magnet and the second cylinder magnet which are arranged on the striking rod tail sleeve are matched for use, so that the influence of friction force is reduced, and the measurement precision of the implant stability detector is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field, especially a kind of magnetically levitated implant firmness detector. BACKGROUND

[0002] Since the sixties of last century, titanium metal is used as dental implant as the treatment method of edentulous patient, dental implantology has been widely accepted. Reviewing the development of dental implantology in dentistry, it has experienced the process of determining the biocompatibility of materials, exploring the success rate of implantation, and currently pursuing the aesthetics and timeliness of implantation restoration. In recent years, the evaluation of dental implant treatment has gradually developed in the direction of shortening the treatment time, hoping to simplify, facilitate and speed up the implantation process. Since the establishment of modern implant system, the stability of dental implant is a very important factor for the success of dental implant and an important guarantee for successful osseointegration.

[0003] The function of the implant firmness detector is to obtain feedback of relevant data by knocking the knocking rod at the front end, and the movement of the knocking rod is realized by the movement of the main rod chip rod. In the prior art, the main rod chip rod and the impact rod tail sleeve are connected with each other, the knocking rod and the front guide rod bushing are connected with each other, and the main rod chip rod, the impact rod tail sleeve, the knocking rod and the front guide rod bushing form a main rod assembly. When the stability of the implant needs to be detected, the main rod assembly is needed to drive the knocking rod to move, which inevitably generates friction when the main rod assembly moves. Even if a special material is used to reduce the friction factor, it is impossible to eliminate the friction, which makes the feedback data after impact produce error, thereby reducing the measurement accuracy.

[0004] Therefore, there is a need for an implant firmness detector that can improve measurement accuracy. UTILITY MODEL CONTENT

[0005] The main purpose of the utility model is to provide a kind of magnetically levitated implant firmness detector, to solve the problem of the existing implant firmness detector when measuring, because of friction, larger error is produced.

[0006] To achieve the above-mentioned purpose, the magnetically levitated implant firmness detector provided by the utility model comprises:

[0007] The shell is provided with a containing cavity in the inside;

[0008] An impact rod assembly includes an impact rod tail sleeve, an impact rod housing, a striking rod, and a main rod chip rod. The impact rod tail sleeve is disposed at one end of the accommodating cavity, and the impact rod housing is connected to the impact rod tail sleeve. The impact rod housing has a movable cavity inside. One end of the striking rod passes through the impact rod housing. The main rod chip rod is disposed in the movable cavity, one end of the main rod chip rod is connected to the impact rod tail sleeve, and the other end of the main rod chip rod is connected to the striking rod.

[0009] The magnetic levitation assembly includes a first cylindrical magnet and a second cylindrical magnet. The first cylindrical magnet is disposed at one end of the main rod chip rod, and the second cylindrical magnet is disposed at the tail sleeve of the impact rod corresponding to the first cylindrical magnet.

[0010] Preferably, the second cylindrical magnet has a through hole along the axial direction, and the first cylindrical magnet is movably connected to the second cylindrical magnet through the through hole.

[0011] Preferably, the impact rod assembly further includes a striking rod front guide rod and a front guide rod bushing. The front guide rod bushing is sleeved on the striking rod. The striking rod front guide rod has a cavity. The front guide rod bushing abuts against the inner wall of the striking rod front guide rod. The striking rod front guide rod is connected to the striking rod through the front guide rod bushing.

[0012] Preferably, the impact rod assembly further includes an impact rod tail cap, which is disposed at one end of the accommodating cavity and connected to the outer shell. The impact rod tail sleeve is disposed on the side of the impact rod tail cap near the main rod chip rod.

[0013] Preferably, the magnetic levitation implant stability tester further includes a motherboard, which is disposed in the accommodating cavity and connected to the main rod chip rod.

[0014] Preferably, the magnetic levitation implant stability tester further includes a battery, which is fixedly disposed inside the housing and connected to the motherboard.

[0015] Preferably, the outer casing further includes an upper cover and a lower cover, the upper cover being provided with a buckle, and the lower cover being provided with a buckle corresponding to the buckle, and the upper cover and the lower cover being engaged and connected.

[0016] This invention utilizes a first cylindrical magnet and a second cylindrical magnet, both located at one end of the main rod chip rod in the impact rod assembly, to form a magnetic levitation component. This magnetic levitation component enables one end of the impact rod assembly to have a magnetic levitation effect. The magnetic levitation component is magnetically levitated to the main rod chip rod, thereby reducing friction on the impact rod assembly during movement and improving the measurement accuracy of this invention. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. 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 also be obtained according to the structures shown in these drawings without creative labor.

[0018] Fig. 1 It is a structural schematic view of the magnetic suspension implant stability detector in one embodiment of the present application.

[0019] Fig. 2 It is a structural schematic view of the main rod chip rod and the magnetic suspension assembly in one embodiment of the present application.

[0020] Fig. 3 It is a structural schematic view of the impact rod assembly in one embodiment of the present application.

[0021] BRIEF DESCRIPTION OF DRAWINGS

[0022] Reference Name Reference Name 1000 Magnetic levitation implant stability detector 100 Housing 110 Upper cover shell 120 Lower cover shell 130 Upper and lower cover fixing ring 200 Impact rod assembly 210 Impact rod tail cover 220 Impact rod housing 230 Knocking rod 240 Main rod core rod 241 Acceleration sensor 250 Knocking rod front guide rod 260 Front guide rod bushing 270 Impact rod tail cover 271 Fixing belt 280 Coil inner shell 290 Impact rod iron shell 300 Magnetic levitation assembly 310 First cylinder magnet 320 Second cylinder magnet 400 Battery 500 Main board 510 Key board 520 Key

[0023] The realization, functional features and advantages of the present application will be further described with reference to the embodiments and the drawings. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0025] It should be noted that all directional indications in the embodiments of the present application are only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture, and if the specific posture changes, the directional indications will also change accordingly.

[0026] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of various embodiments can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor in the protection scope required by the present application.

[0027] The utility model provides a kind of magnetic suspension implant firmness detector 1000, comprising: shell 100, the inside of shell 100 is equipped with accommodating cavity;Impact lever assembly 200, impact lever assembly 200 includes impact lever tail cover 210, impact lever shell 220, knock lever 230 and main rod chip rod 240, impact lever tail cover 210 is located at one end of accommodating cavity, impact lever shell 220 is connected with impact lever tail cover 210, the inside of impact lever shell 220 is equipped with movable cavity;Knock lever 230 one end is provided in impact lever shell 220;Main rod chip rod 240 is located in movable cavity, one end of main rod chip rod 240 is connected with impact lever tail cover 210, the other end of main rod chip rod 240 is connected with knock lever 230;Magnetic suspension assembly 300, including first cylinder magnet 310 and second cylinder magnet 320, first cylinder magnet 310 is located at one end of main rod chip rod 240, second cylinder magnet 320 is located at impact lever tail cover 210 corresponding to first cylinder magnet 310.

[0028] It can be understood that the function of the implant firmness detector is realized by the knock lever 230 knocking back and forth on the implant, thereby obtaining the feedback of the relevant data.

[0029] In the present embodiment, as shown in Fig. 1-Fig. 3 The impact lever shell 220 is connected with the impact lever tail cover 210 and forms a first space, and the impact lever assembly 200 further includes a coil inner shell 280, an impact lever iron shell 290 and an impact lever collar. The first cylinder magnet 310 is connected to the main rod chip rod 240, the coil inner shell 280 is sleeved on the main rod chip rod 240 in the axial direction, one end of the coil inner shell 280 is provided with a protruding portion, the impact lever iron shell 290 is sleeved on the protruding portion of the coil inner shell 280, the impact lever collar is arranged along the circumference of the impact lever iron shell 290, and the coil inner shell 280, the impact lever iron shell 290 and the impact lever collar are sequentially connected and abutted on the impact lever shell 220 to drive the knock lever 230 to move.

[0030] The main rod core rod 240 is further provided with an acceleration sensor 241 arranged at one end of the main rod core rod 240 to obtain the acceleration of the main rod core rod 240. The impact rod tail sleeve 210 is provided with a slot near one side of the main rod core rod 240, the second cylindrical magnet 320 is arranged in the slot, the first cylindrical magnet 310 is arranged at one end of the main rod core rod 240, the second cylindrical magnet 320 is provided with a cavity for the first cylindrical magnet 310 to pass through, the outer surface and the inner surface of the first cylindrical magnet 310 have two kinds of magnetism, and the outer surface and the inner surface of the second cylindrical magnet 320 also have two kinds of magnetism, so that the first cylindrical magnet 310 avoids direct contact when passing through the second cylindrical magnet 320 in the axial direction due to the same repulsion, reduces the friction, and improves the measurement accuracy.

[0031] In an embodiment, the second cylindrical magnet 320 is provided with a through hole in the axial direction, and the first cylindrical magnet 310 is movably connected with the second cylindrical magnet 320 through the through hole.

[0032] In the embodiment, the second cylindrical magnet 320 is a hollow cylinder, and the inner diameter of the second cylindrical magnet 320 is larger than the outer diameter of the first cylindrical magnet 310, so that the first cylindrical magnet 310 can move in suspension relative to the second cylindrical magnet 320, the outer surface of the first cylindrical magnet 310 has the same magnetism as the inner surface of the second cylindrical magnet 320, and at the same time, the movement stroke of the first cylindrical magnet 310 is always within the second cylindrical magnet 320 during the movement of the main rod core rod 240.

[0033] In an embodiment, the impact rod assembly 200 further comprises a knocking rod front rod 250 and a front rod bushing 260, the front rod bushing 260 is sleeved on the knocking rod 230, the knocking rod front rod 250 is provided with a cavity, the front rod bushing 260 abuts against the inner wall of the knocking rod front rod 250, and the knocking rod front rod 250 is connected with the knocking rod 230 through the front rod bushing 260.

[0034] In the embodiment, the front rod bushing 260 is arranged at one end of the knocking rod 230 away from the impact rod tail sleeve 210, the knocking rod 230 is connected with the knocking rod front rod 250 through the front rod bushing 260, and the knocking rod 230 is provided with a conical protrusion at one end away from the main rod core rod 240, the conical protrusion of the knocking rod front rod 250 is used to contact the implant of the patient.

[0035] In an embodiment, the impact rod assembly 200 further comprises an impact rod tail cover 270, the impact rod tail cover 270 is arranged at one end of the accommodating cavity, the impact rod tail cover 270 is connected with the shell 100, and the impact rod tail sleeve 210 is arranged on one side of the impact rod tail cover 270 close to the main rod core rod 240.

[0036] In the embodiment, the tail cover 270 of the impact rod further comprises a fixing band 271, which is arranged on the tail cover 270 of the impact rod near one end of the main rod core rod 240 along the circumference of the tail cover 270 of the impact rod, and the fixing band 271 is used to clasp and fix the tail cover 270 of the impact rod with the shell 100. The tail cover 270 of the impact rod is also connected with the tail sleeve 210 of the impact rod, so as to limit and fix the tail sleeve 210 of the impact rod.

[0037] In an embodiment, the magnetic suspension implant stability detector 1000 further comprises a main board 500, which is arranged in the accommodating cavity, and the main board 500 is connected with the main rod core rod 240.

[0038] In the embodiment, the magnetic suspension implant stability detector 1000 further comprises a key plate 510 and a key 520, one end of the key 520 is arranged in the shell 100, the other end of the key 520 is signal connected with the key plate 510, and the key plate 510 is signal connected with the main board 500. The key 520 is used to provide an operation interface to facilitate the operator to turn on or off the magnetic suspension implant stability detector 1000, and the main board 500 is used to control the main rod core rod 240 to change the motion state according to the instruction of the operator.

[0039] In an embodiment, the magnetic suspension implant stability detector 1000 further comprises a battery 400, which is fixedly arranged in the shell 100, and the battery 400 is connected with the main board 500.

[0040] In the embodiment, the battery 400 is provided with a wire, the wire is arranged through the tail cover 270 of the impact rod and connected with the main rod core rod 240, and the battery 400 is used to supply electric energy so that the main rod core rod 240 can reciprocate relative to the shell 100.

[0041] In an embodiment, the shell 100 further comprises an upper cover shell 110 and a lower cover shell 120, the upper cover shell 110 is provided with a buckle, the lower cover shell 120 is provided with a buckle corresponding to the buckle, and the upper cover shell 110 and the lower cover shell 120 are clasp connected.

[0042] In the embodiment, the shell 100 is further provided with an upper and lower cover fixing ring 130, and the upper cover shell 110 and the lower cover shell 120 are respectively provided with a threaded protrusion on one side. When the upper cover shell 110 and the lower cover shell 120 are clasp connected, the threaded protrusions of the upper cover shell 110 and the lower cover shell 120 are combined to form a complete threaded protrusion structure, and the upper and lower cover fixing ring 130 is screw connected with the upper cover shell 110 and the lower cover shell 120 through the threaded protrusion structure, so as to enhance the connection stability between the upper cover shell 110 and the lower cover shell 120.

[0043] It can be understood that the upper cover shell 110 is provided with a window, and the main plate 500 is provided with a display screen corresponding to the window, so as to display the working state of the current magnetic suspension implant stability detector 1000. The upper cover shell 110 is also provided with a transparent sheet corresponding to the display screen, which prevents dust and impurities from entering the upper cover shell 110 and has a certain degree of anti-scratching effect on the display screen.

[0044] The utility model discloses to avoid the front guide rod bushing and the impact rod tail cover set on the both ends of the main rod chip pole to rub with the shell or other structure in the use process, and then the main rod chip pole generates resistance when moving, reduces the measurement accuracy. Therefore, the magnetic suspension assembly that the first cylinder magnet and the second cylinder magnet cooperation constitute is set up in the one end of the main rod chip pole in the impact rod assembly to carry out the magnetic suspension connection between the main rod chip pole, reduces the friction between the main rod chip pole and the impact rod tail cover, and the measurement accuracy of the utility model improves.

[0045] The above is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct / indirect application in other related technical fields under the concept of the utility model, using the utility model specification and the attached drawing contents are included in the patent protection range of the utility model.

Claims

1. A magnetic levitation implant stability detector, characterized by, The application relates to a magnetic suspension implant stability detector. The shell is internally provided with a containing cavity. The impact rod assembly comprises an impact rod tail sleeve, an impact rod shell, a knocking rod and a main rod core rod, the impact rod tail sleeve is arranged at one end of the containing cavity, the impact rod shell is connected with the impact rod tail sleeve, the impact rod shell is internally provided with a movable cavity, one end of the knocking rod is arranged in the impact rod shell, the main rod core rod is arranged in the movable cavity, one end of the main rod core rod is connected with the impact rod tail sleeve, and the other end of the main rod core rod is connected with the knocking rod. The magnetic suspension assembly comprises a first cylindrical magnet and a second cylindrical magnet, the first cylindrical magnet is arranged at one end of the main rod core rod, and the second cylindrical magnet is arranged at the impact rod tail sleeve in correspondence with the first cylindrical magnet.

2. The magnetic levitation implant stability tester according to claim 1, wherein The second cylindrical magnet is provided with a through hole in the axial direction, and the first cylindrical magnet is movably connected with the second cylindrical magnet through the through hole.

3. The magnetic levitation implant stability tester according to claim 2, wherein The impact rod assembly further comprises a knocking rod front guide rod and a front guide rod bushing, the front guide rod bushing is sleeved on the knocking rod, the knocking rod front guide rod is provided with a cavity, the front guide rod bushing is abutted against the inner wall of the knocking rod front guide rod, and the knocking rod front guide rod is connected with the knocking rod through the front guide rod bushing.

4. The magnetic levitation implant stability tester according to claim 3, wherein The impact rod assembly further comprises an impact rod tail cover, the impact rod tail cover is arranged at one end of the containing cavity, the impact rod tail cover is connected with the shell, and the impact rod tail sleeve is arranged on one side of the impact rod tail cover close to the main rod core rod.

5. The magnetic levitation implant stability tester according to claim 4, wherein The magnetic suspension implant stability detector further comprises a main board, the main board is arranged in the containing cavity, and the main board is connected with the main rod core rod.

6. The magnetic levitation implant stability tester according to claim 5, wherein The magnetic suspension implant stability detector further comprises a battery, the battery is fixedly arranged in the shell, and the battery is connected with the main board.

7. The magnetic levitation implant stability detector according to claim 1, wherein The shell further comprises an upper cover shell and a lower cover shell, the upper cover shell is provided with a buckle, the lower cover shell is provided with a buckle in correspondence with the buckle, and the upper cover shell and the lower cover shell are snap-connected.

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