An assembled connection type sampling bone drill and an assembly method thereof

Abstract

The present invention discloses an assembly connection type sampling bone drill and an assembly method thereof, wherein the sampling bone drill comprises a main frame plate, bracket plates are arranged on both sides of the main frame plate, and a side of the bracket plate away from the main frame plate is connected to a support frame; a first slot cavity is provided on both sides of the main frame plate, and a second slot cavity is provided on a side of the bracket plate adjacent to the main frame plate, and the second slot cavity cooperates with the first slot cavity; a rotating shaft is arranged inside the first slot cavity, and a rotating rod is connected to one side of the outer peripheral surface of the rotating shaft, and the rotating rod is connected to one side of the bracket plate through the second slot cavity. The present invention can quickly connect the main frame plate equipped with a drill body to the support frame through the bracket plate, so that the drill body can bear pressure through the support frame when drilling and sampling, and at the same time stabilize the drill body, effectively preventing it from producing an angle deviation while drilling and sampling, thereby effectively improving the stability of the drill bit drilling.

Description

Technical Field

[0001] The invention relates to the technical field of medical instruments, in particular to an assembly-connection type sampling bone drill and an assembly method thereof. Background Art

[0002] In order to clarify the pathological nature of vertebral bone lesions, for cases that are difficult to diagnose and those that require percutaneous vertebroplasty, a sampling bone drill is needed to drill out vertebral bone for pathological examination.

[0003] The purpose of sampling bone drill is to assist clinicians in diagnosing lesions or provide clues for disease diagnosis, understand the nature and development trend of lesions, judge the prognosis of diseases, verify and observe the efficacy of drugs, provide reference for clinical drug use, participate in clinical scientific research, discover new diseases or new types, and provide pathological histological basis for clinical scientific research. Compared with puncture, bone drill sampling can more accurately reflect the degree of bone marrow hyperplasia and find out whether the bone marrow is infiltrated.

[0004] Most of the existing bone sampling drills are of drill bit style. During the drilling and sampling process, the drill needs to be manually held to straighten the drill, which easily causes the drill bit angle to deviate, affecting the sampling efficiency. Summary of the invention

[0005] The object of the present invention is to provide an assembled connection type sampling bone drill and an assembly method thereof to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: an assembled connection type sampling bone drill, comprising a main frame plate,

[0007] Bracket plates are arranged on both sides of the main frame plate, and a side of the bracket plate away from the main frame plate is connected to a support frame;

[0008] The two sides of the main frame plate are provided with a first groove cavity, and the side of the bracket plate adjacent to the main frame plate is provided with a second groove cavity, and the second groove cavity cooperates with the first groove cavity;

[0009] A rotating shaft is disposed inside the first groove cavity, a rotating rod is connected to one side of the outer circumference of the rotating shaft, and the rotating rod is connected to one side of the bracket plate through the second groove cavity;

[0010] A connecting plate is connected to one side of the bracket plate away from the main frame plate, and the connecting plate is in a "T" shape. A limiting slot is provided on one side of the support frame, and the limiting slot cooperates with the connecting plate.

[0011] Preferably, an inner cavity is opened on one side of the middle part of the support frame, a second spring is arranged inside the inner cavity, a clamping plate is connected to one side of the second spring, and the clamping plate is in an arc shape.

[0012] Preferably, a card slot is provided on one side of the upper surface of the connecting plate, the card slot is rectangular in shape, and the card slot cooperates with the card plate.

[0013] Preferably, a connecting portion is provided on the middle upper surface of the main frame plate, and a drill body is connected below the connecting portion.

[0014] Preferably, a placement groove is provided on the lower surface of the bracket plate, and the placement groove cooperates with the drill body.

[0015] Preferably, a press-and-adsorb assembly is provided below the support frame, and the press-and-adsorb assembly comprises a connecting tube provided on the bottom end surface of the support frame, and a suction cup is connected to the lower surface of the connecting tube.

[0016] Preferably, a guide groove is provided inside the support frame, a push rod is slidably connected inside the guide groove, a sealing plug is connected to the lower end surface of the push rod, and the sealing plug is connected to the inside of the connecting tube.

[0017] Preferably, a pressure plate is disposed outside the push rod, and a first spring is disposed on the outer periphery of the push rod, and the first spring is located below the pressure plate.

[0018] Preferably, a top plate is provided on one side of the lower surface of the bracket plate, the top plate is in the shape of a disc, and the top plate is provided directly above the top rod.

[0019] An assembly method for an assembly-connection type sampling bone drill comprises the following steps:

[0020] Step (A), first, rotate the bracket plate on both sides of the main frame plate, and the bracket plate is connected to the rotating shaft on both sides of the main frame plate through the rotating rod to rotate to a position flush with the main frame plate;

[0021] Step (B), placing the support frame on both sides of the patient's part to be sampled, so that the drill body of the support plate is placed directly above the part to be sampled;

[0022] Step (C), clamping the connecting plate on one side of the bracket plate into the limiting slot, and then pressing the bracket plate downward, the bracket plate connected to the connecting plate moves downward inside the support frame, pressing the card plate located on the inner wall of the support frame, the card plate is forced to move toward one side of the inner cavity to press the second spring, the second spring contracts, so that the card plate is stored in the inner cavity, and the connecting plate continues to move downward through the card plate;

[0023] Step (D), the top plate at the bottom end of the support frame moves downward to squeeze the push rod, and the push rod drives the pressure plate to move downward to squeeze the first spring. The first spring is compressed, and the sealing plug connected to the bottom end of the push rod squeezes out the air inside the connecting tube through the suction cup, so that the suction cup is adsorbed on the upper surface of the table on both sides of the patient's part to be sampled;

[0024] Step (E), releasing the pressing action of the hand on the bracket plate, the first spring is weakened by force, elastically elongated, driving the pressure plate connected to the push rod to move upward, the push rod is connected to the bracket plate through the top plate and moves upward, driving the connecting plate to be connected to the outer periphery of the card plate through the card slot, so that the connecting plate is connected to the bracket plate through the connection between the top plate and the card plate, completing the connection and fixation between the main frame plate, the bracket plate and the support frame;

[0025] Step (F), during the upward movement of the push rod, the sealing plug is driven to move upward from the inside of the connecting tube, so that the air pressure inside the connecting tube becomes smaller, acting on the suction cup, and acting on the upper surface of the table on both sides of the patient's sampling area through the suction cup.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] 1. The present invention can quickly connect the main frame plate equipped with the drill body to the support frame through the support plate by setting the main frame plate, bracket plate and support frame, so that the drill body can bear the pressure through the support frame when drilling and sampling, and at the same time stabilize the drill body, effectively preventing it from producing angular deviation while drilling and sampling, thereby effectively improving the stability of the drill bit drilling.

[0028] 2. The support plate provided in the present invention can be rotated to the outer peripheral surface of the drill body of the support plate through a rotating action, and the placement groove of the support plate can fit the outer side of the rotary head body to protect the drill body and the inner wall of the support plate. The support plate is connected to the main frame plate and folded into a rectangular shape, and a protective shell is formed at the same time to protect the drill body and ensure that it is not squeezed and damaged by the external environment.

[0029] 3. The present invention provides a pressing adsorption component, which can quickly discharge the air inside the connecting tube when the bracket plate moves downward, so that a negative pressure state is formed inside the connecting tube, and then the suction cup acts on the upper surface of the table on both sides of the patient's sampling area, thereby improving the adsorption effect of the suction cup, stabilizing the connection of the support frame, and improving the connection stability performance of the support frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention;

[0031] Figure 2 This is a schematic diagram of the bottom structure of a bracket plate according to an embodiment of the present invention;

[0032] Figure 3 A schematic diagram of a half-section structure of an embodiment of the present invention;

[0033] Figure 4 This is an enlarged schematic diagram of the structure at A of an embodiment of the present invention;

[0034] Figure 5It is an enlarged schematic diagram of the structure at location B of an embodiment of the present invention.

[0035] In the figure: 1. main frame plate; 101. connecting part; 102. drill body; 103. first groove cavity; 104. rotating shaft; 105. rotating rod; 2. bracket plate; 201. connecting plate; 202. placement groove; 203. top plate; 204. second groove cavity; 205. clamping groove; 3. supporting frame; 301. limiting slot; 302. guide groove; 303. push rod; 304. pressure plate; 305. first spring; 306. sealing plug; 307. connecting tube; 308. suction cup; 309. inner cavity; 310. second spring; 311. clamping plate. DETAILED DESCRIPTION

[0036] In order to solve the problem that most of the existing sampling bone drills are drill-type, and in the process of drilling and sampling, manual holding is required to straighten the bone drill, which easily causes the drill angle to deviate and affects the sampling efficiency, the present invention provides an assembled connection type sampling bone drill and an assembly method thereof. The technical scheme of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. Obviously, the invention described is only a part of the invention of the present invention, not the whole invention. Based on the invention in the present invention, all other inventions obtained by ordinary technicians in this field without making creative labor are within the scope of protection of the present invention.

[0037] See also Figure 1-5 The present invention provides an assembled connection type bone sampling drill, comprising a main frame plate 1,

[0038] The two sides of the main frame plate 1 are provided with support plates 2, and the side of the support plate 2 away from the main frame plate 1 is connected to a support frame 3;

[0039] The first groove cavity 103 is opened on both sides of the main frame plate 1, and the second groove cavity 204 is opened on the side of the bracket plate 2 adjacent to the main frame plate 1, and the second groove cavity 204 cooperates with the first groove cavity 103;

[0040] A rotating shaft 104 is disposed inside the first groove cavity 103, and a rotating rod 105 is connected to one side of the outer circumference of the rotating shaft 104. The rotating rod 105 is connected to one side of the bracket plate 2 through the second groove cavity 204;

[0041] A connecting plate 201 is connected to one side of the bracket plate 2 away from the main frame plate 1 . The connecting plate 201 is in a "T" shape. A limiting slot 301 is provided on one side of the support frame 3 . The limiting slot 301 cooperates with the connecting plate 201 .

[0042] Furthermore, an inner cavity 309 is opened on one side of the middle part of the support frame 3, and a second spring 310 is arranged inside the inner cavity 309. A clamping plate 311 is connected to one side of the second spring 310. The clamping plate 311 is in the shape of an arc. The arc-shaped clamping plate 311 can apply the squeezing effect of the support plate 2 laterally to the inner cavity 309, so that the clamping plate 311 is forced to move toward one side of the inner cavity 309.

[0043] Furthermore, a card slot 205 is provided on one side of the upper surface of the connecting plate 201. The card slot 205 is rectangular in shape, and the card slot 205 cooperates with the card plate 311. The card plate 311 is snapped into the card slot 205 to fix the bracket plate 2 on the inner side of the support frame 3.

[0044] Furthermore, a connecting portion 101 is provided on the middle upper surface of the main frame plate 1 , and a drill body 102 is connected below the connecting portion 101 , and the drill body 102 is connected to the electric drill through the connecting portion 101 .

[0045] Furthermore, a placement groove 202 is opened on the lower surface of the support plate 2, and the placement groove 202 cooperates with the drill body 102, and the support plate 2 is attached to both sides of the drill body 102 through the placement groove 202.

[0046] Furthermore, a press-and-adsorption assembly is provided below the support frame 3, and the press-and-adsorption assembly includes a connecting tube 307 provided on the bottom end surface of the support frame 3, and a suction cup 308 is connected to the lower surface of the connecting tube 307, and the suction cup 308 is connected to the support frame 3 and is adsorbed and fixed on the upper surface of the table on both sides of the patient's sampling site.

[0047] Furthermore, a guide groove 302 is provided inside the support frame 3 , and a push rod 303 is slidably connected inside the guide groove 302 . A sealing plug 306 is connected to the lower end surface of the push rod 303 , and the sealing plug 306 is connected to the inside of the connecting tube 307 .

[0048] Furthermore, a pressure plate 304 is disposed outside the push rod 303 , and a first spring 305 is disposed on the outer periphery of the push rod 303 . The first spring 305 is located below the pressure plate 304 .

[0049] Furthermore, a top plate 203 is provided on one side of the lower surface of the bracket plate 2. The top plate 203 is disc-shaped and is provided directly above the top rod 303. The top plate 203 is connected to the top rod 303, and the top rod 303 is pressed downward by the top plate 203.

[0050] An assembly method for an assembly-connection type sampling bone drill comprises the following steps:

[0051] Step (A), first, rotate the support plate 2 on both sides of the main frame plate 1, and the support plate 2 is connected to the rotating shaft 104 on both sides of the main frame plate 1 through the rotating rod 105 and rotated to a position flush with the main frame plate 1;

[0052] Step (B), placing the support frame 3 on both sides of the patient's part to be sampled, so that the drill body 102 of the support plate 2 is placed directly above the part to be sampled;

[0053] Step (C), snap the connecting plate 201 on one side of the bracket plate 2 into the limiting slot 301, then press the bracket plate 2 downward, the bracket plate 2 connected to the connecting plate 201 moves downward inside the support frame 3, and squeezes the clamping plate 311 located on the inner wall of the support frame 3, the clamping plate 311 is forced to move toward the inner cavity 309 to squeeze the second spring 310, the second spring 310 contracts, so that the clamping plate 311 is stored in the inner cavity 309, and the connecting plate 201 continues to move downward through the clamping plate 311;

[0054] Step (D), the top plate 203 at the bottom end of the support frame 3 moves downward to squeeze the top rod 303, and the top rod 303 drives the pressure plate 304 to move downward to squeeze the first spring 305. The first spring 305 is compressed, and the sealing plug 306 connected to the bottom end of the top rod 303 squeezes out the air inside the connecting tube 307 through the suction cup 308, so that the suction cup 308 is adsorbed on the upper surface of the table on both sides of the patient's part to be sampled;

[0055] Step (E), release the pressure of the hand on the bracket plate 2, the first spring 305 is weakened by the force, elastically elongated, driving the pressure plate 304 connected to the top rod 303 to move upward, the top rod 303 is connected to the bracket plate 2 through the top plate 203 and moves upward, driving the connecting plate 201 to be connected to the outer periphery of the clamping plate 311 through the clamping groove 205, so that the connecting plate 201 is connected to the bracket plate 2 through the connection between the top plate 203 and the clamping plate 311, completing the connection and fixation between the main frame plate 1, the bracket plate 2 and the support frame 3;

[0056] Step (F), during the upward movement of the push rod 303, the sealing plug 306 is driven to move upward from the inside of the connecting tube 307, so that the air pressure inside the connecting tube 307 becomes smaller, acting on the suction cup 308, and acting on the upper surface of the table on both sides of the patient's sampling site through the suction cup 308.

[0057] The assembly-connection type sampling bone drill and the assembly method thereof of the present invention have the following advantages:

[0058] 1. The present invention can quickly connect the main frame plate 1 equipped with the drill body 102 to the support frame 3 through the support plate 2 by means of the main frame plate 1, the support plate 2 and the support frame 3, so that the drill body 102 can bear pressure through the support frame 3 when drilling and sampling, and at the same time stabilize the drill body 102, effectively preventing it from generating an angle deviation while drilling and sampling, thereby effectively improving the stability of the drill bit drilling;

[0059] 2. The support plate 2 provided in the present invention can be rotated to the outer peripheral surface of the drill body 102 of the support plate 2 through a rotating action, and the placement groove 202 of the support plate 2 can fit the outer side of the rotary head body to protect the drill body 102 and the inner wall of the support plate 2, and the support plate 2 is connected to the main frame plate 1 and folded into a rectangular shape, and at the same time a protective shell is formed to protect the drill body 102 to ensure that it is not squeezed and damaged by the external environment.

[0060] 3. The present invention provides a pressing adsorption component, which can quickly discharge the air inside the connecting tube 307 when the bracket plate 2 moves downward, so that a negative pressure state is formed inside the connecting tube 307, and then the suction cup 308 acts on the upper surface of the table on both sides of the patient's sampling area, thereby improving the adsorption effect of the suction cup 308, stabilizing the connection of the support frame 3, and improving the connection stability performance of the support frame 3.

[0061] While the invention has been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made thereto without departing from the principles and spirit of the invention, the scope of the invention being defined by the appended claims and their equivalents.

Claims

1. An assembled and connected bone sampling drill, characterized in that: It includes a main frame plate (1), Support plates (2) are arranged on both sides of the main frame plate (1), and a side of the support plate (2) away from the main frame plate (1) is connected to a support frame (3); The main frame plate (1) has first groove cavities (103) on both sides, and the bracket plate (2) has a second groove cavity (204) on one side adjacent to the main frame plate (1), and the second groove cavity (204) cooperates with the first groove cavity (103); A rotating shaft (104) is disposed inside the first groove cavity (103), a rotating rod (105) is connected to one side of the outer circumference of the rotating shaft (104), and the rotating rod (105) is connected to one side of the bracket plate (2) through the second groove cavity (204); A connecting plate (201) is connected to a side of the bracket plate (2) away from the main frame plate (1), and the connecting plate (201) is in a "T" shape. A limiting slot (301) is provided on one side of the support frame (3), and the limiting slot (301) and the connecting plate (201) cooperate with each other. A connecting portion (101) is provided on the middle upper surface of the main frame plate (1), and a drill body (102) is connected below the connecting portion (101); A placement groove (202) is provided on the lower surface of the support plate (2), and the placement groove (202) cooperates with the drill body (102).

2. The assembly-connection type sampling bone drill according to claim 1, characterized in that: An inner cavity (309) is provided on one side of the middle of the support frame (3), a second spring (310) is arranged inside the inner cavity (309), a clamping plate (311) is connected to one side of the second spring (310), and the clamping plate (311) is in the shape of an arc.

3. The assembly-connection type sampling bone drill according to claim 2, characterized in that: A card slot (205) is provided on one side of the upper surface of the connection plate (201); the card slot (205) is rectangular in shape, and the card slot (205) cooperates with the card plate (311).

4. The assembly-connection type sampling bone drill according to claim 3, characterized in that: A pressing and adsorption assembly is arranged below the support frame (3), and the pressing and adsorption assembly comprises a connecting tube (307) arranged on the bottom end surface of the support frame (3), and a suction cup (308) is connected to the lower surface of the connecting tube (307).

5. The assembly-connection type sampling bone drill according to claim 4, characterized in that: A guide groove (302) is provided inside the support frame (3), a push rod (303) is slidably connected inside the guide groove (302), a sealing plug (306) is connected to the lower end surface of the push rod (303), and the sealing plug (306) is connected to the inside of the connection tube (307).

6. The assembly-connection type sampling bone drill according to claim 5, characterized in that: A pressure plate (304) is arranged outside the push rod (303), and a first spring (305) is arranged on the outer periphery of the push rod (303), wherein the first spring (305) is located below the pressure plate (304).

7. The assembly-connection type sampling bone drill according to claim 6, characterized in that: A top plate (203) is provided on one side of the lower surface of the support plate (2); the top plate (203) is in the shape of a circular disc, and the top plate (203) is provided directly above the top rod (303).

8. An assembly method for an assembly-connection type sampling bone drill according to claim 7, characterized in that: The following steps are involved: Step (A), first, the support plate (2) is rotated on both sides of the main frame plate (1), and the support plate (2) is connected to the rotating shaft (104) on both sides of the main frame plate (1) through the rotating rod (105) and rotated to a position flush with the main frame plate (1); Step (B), placing the support frame (3) on both sides of the patient's part to be sampled, so that the drill bit body (102) of the support plate (2) is placed directly above the part to be sampled; Step (C), snapping the connecting plate (201) on one side of the support plate (2) into the limiting slot (301), then pressing the support plate (2) downward, the support plate (2) connected to the connecting plate (201) moves downward inside the support frame (3), pressing the clamping plate (311) located on the inner wall of the support frame (3), the clamping plate (311) is forced to move toward one side of the inner cavity (309) to press the second spring (310), the second spring (310) contracts, causing the clamping plate (311) to be stored in the inner cavity (309), and the connecting plate (201) continues to move downward through the clamping plate (311); In step (D), the top plate (203) at the bottom end of the support frame (3) moves downward to squeeze the top rod (303), and the top rod (303) drives the pressure plate (304) to move downward to squeeze the first spring (305). The first spring (305) is compressed, and the top rod (303) is connected to the sealing plug (306) at the bottom end to squeeze out the air inside the connecting tube (307) through the suction cup (308), so that the suction cup (308) is adsorbed on the upper surface of the table on both sides of the patient's part to be sampled; Step (E), releasing the pressing action of the hand on the support plate (2), the first spring (305) is weakened by the force, elastically stretches, and drives the pressure plate (304) connected to the push rod (303) to move upward, and the push rod (303) is connected to the support plate (2) through the top plate (203) and moves upward, driving the connecting plate (201) to be clamped on the outer periphery of the clamping plate (311) through the clamping groove (205), so that the connecting plate (201) is connected to the support plate (2) through the connection between the top plate (203) and the clamping plate (311), thereby completing the connection and fixation between the main frame plate (1), the support plate (2) and the support frame (3); Step (F), during the upward movement of the push rod (303), the sealing plug (306) is driven to move upward from the interior of the connecting tube (307), so that the air pressure inside the connecting tube (307) decreases, and acts on the suction cup (308), and acts on the upper surface of the table on both sides of the patient's part to be sampled through the suction cup (308).

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