Ultrasonic surgical operation device

Abstract

According to the technical scheme, the ultrasonic surgical operation device is characterized by comprising a shell; a cutter bar assembly; and a cannula assembly; the cutter bar assembly comprises a piezoelectric transducer; a fixing rod; and a core cutter bar; the sleeve assembly comprises two semicircular pipes, and the two semicircular pipes can form a complete circular pipe; a connecting assembly; a movable tong head; the fixed pull rod is arranged in the shell, and one end of the fixed pull rod extends out of the shell; one end of the detachable pull rod is detachably connected with the fixed pull rod; the bottom of the shell is rotationally connected with a wrench, and the wrench rotates to push the fixed pull rod so as to drive the interactive pull rod to slide; through the arrangement of the two semicircular pipes, the detachable pull rod and the core cutter rod, after the scalpel is used, the sleeve can be detached, and the detachable pull rod and the core cutter rod can be detached for cleaning, so that the cleaning operation is convenient and fast, the repeated utilization of the scalpel is realized, and the application cost is reduced.

Description

Technical Field

[0001] The present invention relates to a surgical instrument, and more particularly to an ultrasonic surgical device. Background Art

[0002] An ultrasonic scalpel is essentially an instrument that further amplifies the ultrasonic vibration obtained through a piezoelectric converter (electrical energy is transferred to the piezoelectric converter through an energy generator, and the piezoelectric converter converts the electrical energy into ultrasonic mechanical energy), and the amplified ultrasonic vibration is used by the head of the knife to cut and coagulate soft tissue. Clinically, this instrument can achieve lesion resection at lower temperatures and with less bleeding.

[0003] The existing ultrasonic surgical knife has a knife bar assembly comprising a core knife bar, an inner sleeve, an outer sleeve and a handle connected to the core knife bar. The inner sleeve is located between the core knife bar and the outer sleeve and can move a certain distance axially to open or close a movable chuck, so that the movable chuck contacts or separates from the end of the core knife bar, thereby clamping the target biological tissue and facilitating subsequent cutting.

[0004] In this connection method, the ends of the inner sleeve and the outer sleeve will contact the biological tissue, and the biological tissue will enter the gap between the ends of the inner sleeve and the outer sleeve, which is very troublesome to clean. Generally, the entire ultrasonic scalpel can only be discarded after the operation, which greatly increases the cost of using the ultrasonic scalpel. Summary of the invention

[0005] In view of the shortcomings of the prior art, the purpose of the present invention is to provide an ultrasonic surgical device, which, through the arrangement of two semicircular tubes, a disassembly rod and a core knife rod, can disassemble the sleeve after use and remove the disassembly rod and the core knife rod for cleaning, thereby facilitating the cleaning operation, realizing the reuse of the scalpel and reducing the application cost.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an ultrasonic surgical device, comprising a housing, the interior of the housing is hollow and a fixed handle is fixedly connected to the bottom; A knife bar assembly, wherein the knife bar assembly is connected to the housing; and a sleeve assembly, wherein the sleeve assembly is fixedly connected to the housing; The knife bar assembly includes a piezoelectric converter, and the piezoelectric converter is fixedly connected to the rear end of the housing; A fixing rod, the fixing rod is fixedly connected in the housing and one end of the fixing rod extends out of the housing toward the front end of the housing; and a core knife rod, one end of which is detachably connected to an end of the fixing rod extending out of the housing, and the other end of which is a knife head; The sleeve assembly includes a semicircular tube, two of which are provided and the two semicircular tubes can form a complete circular tube; A connecting assembly, which connects the two semicircular tubes together and connects the two semicircular tubes to the housing; An active clamp head, the active clamp head being arranged at one end of the semicircular tube located at the top away from the housing; A fixed pull rod, which is arranged in the housing and has one end extending out of the housing; and a disassembly pull rod, one end of which is detachably connected to the fixed pull rod, and the other end of which is connected to the movable clamp head, and the pull rod slides along the length direction of the semicircular tube to drive the movable clamp head and the cutter head of the core cutter rod to clamp and release; The bottom of the shell is rotatably connected with a wrench, and the wrench pushes the fixed pull rod through rotation to drive the interactive pull rod to slide.

[0007] The present invention is further configured as follows: the two semicircular tubes are divided into a top semicircular tube and a bottom semicircular tube; A plurality of disassembly mechanisms are arranged between the top semicircular tube and the bottom semicircular tube, and the plurality of disassembly mechanisms are arranged along the axis direction of the semicircular tube, and each disassembly mechanism includes two disassembly components, and the two disassembly components are respectively located on both sides of the inner wall of the semicircular tube; The disassembly assembly includes a disassembly groove, which is arranged on the top of the bottom semicircular tube; A snap-in slot, the snap-in slot being arranged at the bottom of the disassembly slot close to one side of the housing; A connecting block, which is fixedly connected to the bottom of the top semicircular tube and can be vertically inserted into the disassembly groove; And a snap-in block, which is arranged at the bottom of the connecting block close to one side of the shell, and the snap-in block can be inserted into the snap-in groove together with the connecting block and can slide toward one side of the shell to be embedded in the snap-in groove and cooperate with the snap-in groove. When the snap-in block cooperates with the snap-in groove, the side of the connecting block close to the shell is fitted with the side of the disassembly groove close to the shell, and at this time, the two ends of the top semicircular tube and the bottom semicircular tube are aligned.

[0008] The present invention is further configured as follows: two semicircular rings are fixedly connected to the outer sides of the two semicircular tubes close to one end of the shell; One end of the shell body close to the two semicircular tubes is fixedly connected with a connecting tube, and the two semicircular tubes are detachably connected to the connecting tube; The connecting assembly comprises a connecting sleeve, and the connecting sleeve is threadedly connected to the outside of the connecting pipe; and a limiting ring, which is fixedly connected to one end of the inner side of the semicircular tube away from the shell, and the limiting ring is sleeved outside the two semicircular tubes, and the inner diameter of the limiting ring is equal to the outer diameter of the semicircular ring; The outer diameter of the semicircular ring is equal to the outer diameter of the connecting pipe.

[0009] The present invention is further configured as follows: one end of the fixing rod extending out of the housing is located in the connecting tube, and one end of the fixing rod close to the core cutter rod is provided with a connecting rod inserted into the core cutter rod and threadedly connected to the core cutter rod.

[0010] The present invention is further configured as follows: the connection between the fixed pull rod and the detachable pull rod is located in the connecting pipe and is detachably connected together through a fixing assembly; The fixed rod is provided with two rotation grooves on both sides close to one end of the disassembly rod, and the disassembly rod is provided with two connection grooves on the outer side close to one end of the fixed rod, and the two connection grooves are provided with grooves on the side close to each other away from one end of the fixed rod; The fixing assembly includes a rotating rod, two rotating rods are provided and the two rotating rods are respectively rotatably connected in the two rotating grooves, the rotating axis of the rotating rod is vertical, and the ends of the two rotating rods away from the housing can be respectively extended into the two connecting grooves; and a protrusion, wherein two protrusions are fixedly connected to two sides of the two rotating rods close to each other, the two protrusions are located at one end of the rotating rod housing, and the two protrusions can be inserted into the two grooves respectively; Two elastic members are arranged in the two rotating grooves. The two elastic members act on one end of the two rotating rods close to the shell body respectively and apply elastic force in the direction of moving away from each other to the two rotating rods.

[0011] The present invention is further configured as follows: the protrusion is configured in an arc shape away from the side of the housing; The top of the connecting pipe is provided with a clearance hole which vertically penetrates the top side wall of the connecting pipe, and a sliding block is provided in the clearance hole, and the sliding block slides in the clearance hole along the axis direction of the connecting pipe; Two disassembly rods are fixedly connected to the bottom of the sliding block. When the two protrusions are respectively embedded in the two grooves, the sides of the two disassembly rods that are close to each other are respectively aligned with the sides of the two rotating rods that are away from each other. Two disassembly blocks are fixedly connected to one end of the two rotating rods that are away from each other and close to the shell. The disassembly blocks are arranged as inclined surfaces on the side away from the shell, and the two inclined surfaces are arranged in an inclined direction toward the shell on the side away from each other.

[0012] The present invention is further configured as follows: a mounting groove is provided at the top of the top semicircular tube away from one end of the shell, and support blocks are provided in the mounting groove and are respectively located on both sides of the semicircular tube; Two coaxially arranged rotating shafts are fixedly connected on both sides of the movable clamp head, the axes of the two rotating shafts are horizontal and perpendicular to the axis of the semicircular tube, and a guide hole is provided on the support block, which penetrates the support block along the axis direction of the rotating shaft. The rotating shaft slides in the guide hole, and the height of the rotating shaft gradually decreases when sliding from away from the shell to close to the shell in the guide hole; The end of the movable clamp head close to the housing is hinged with the end of the disassembly pull rod away from the housing.

[0013] The present invention is further configured as follows: one end of the fixed pull rod located in the housing is fixedly connected to a slider, the slider can slide in the housing along the length direction of the fixed pull rod, two coaxially arranged fixed shafts are fixedly connected to both sides of the slider, and the axis direction of the fixed shaft is horizontal and perpendicular to the length direction of the fixed pull rod; The top of the wrench is fixedly connected with control plates respectively located on both sides of the slider, and the two control plates are respectively provided with two control holes penetrating the control plates along the axis direction of the fixed shaft, and the control holes are set as long holes.

[0014] In summary, compared with the prior art, the present invention has the following beneficial effects: through the provision of two semicircular tubes, a disassembly rod and a core knife rod, the present invention can disassemble the sleeve after use and remove the disassembly rod and the core knife rod for cleaning, making the cleaning operation convenient, realizing the reuse of the scalpel, and reducing the application cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of an embodiment; Figure 2 for Figure 1 A magnified schematic diagram of part A; Figure 3 for Figure 1 A magnified schematic diagram of part B; Figure 4 is a cross-sectional view of the overall structure of the embodiment; Figure 5 for Figure 4 An enlarged schematic diagram of part C of FIG. Figure 6 The schematic diagram of the clamping block and the clamping slot is shown in the embodiment; Figure 7 A schematic diagram of a slider is shown in the embodiment; Figure 8 for Figure 7 An enlarged schematic diagram of the D portion; Fig. 9 It is a cross-sectional view of the connection between the fixed pull rod and the disassembly pull rod of the embodiment.

[0016] In the figure: 1, housing; 11, fixed handle; 12, spanner; 121, control panel; 122, control hole; 2, knife bar assembly; 21, piezoelectric converter; 22, core knife bar; 23, fixed rod; 231, connecting rod; 3, sleeve assembly; 31, semicircular tube; 311, installation groove; 312, semicircular ring; 313, disassembly groove; 314, clamping groove; 315, connecting block; 316, clamping block; 317, connecting Connecting groove; 318, groove; 32, disassembly rod; 321, rotating groove; 33, fixed rod; 34, slider; 341, fixed shaft; 4, connecting pipe; 41, clearance hole; 5, connecting sleeve; 51, limiting ring; 6, movable clamp head; 61, support block; 611, guide hole; 62, rotating shaft; 7, fixed component; 71, rotating rod; 711, protrusion; 712, disassembly block; 8, sliding block; 81, disassembly rod. DETAILED DESCRIPTION

[0017] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention is clearly and completely described below in conjunction with the accompanying drawings of the present invention. Based on the embodiments in this application, other similar embodiments obtained by ordinary technicians in this field without making creative work should all fall within the scope of protection of this application. In addition, the directional words mentioned in the following embodiments, such as "up", "down", "left", "right", etc., are only reference to the directions of the accompanying drawings. Therefore, the directional words used are used to illustrate rather than limit the invention.

[0018] The present invention will be further described below in conjunction with the accompanying drawings and preferred embodiments.

[0019] Embodiment: An ultrasonic surgical device, see attached Figure 1 -Attached Fig. 9, including a shell, a knife bar assembly 2 and a sleeve assembly 3, the shell is hollow inside and a fixed handle 11 is fixedly connected to the bottom; the knife bar assembly 2 is connected to the shell; the sleeve assembly 3 is fixedly connected to the shell; the knife bar assembly 2 includes a piezoelectric converter 21, a fixed rod 23 and a core knife bar 22, the piezoelectric converter 21 is fixedly connected to the rear end of the shell; the fixed rod 23 is fixedly connected in the shell 1 and one end extends out of the shell 1 to the front end of the shell 1; one end of the core knife bar 22 is detachably connected to the end of the fixed rod 23 extending out of the shell 1, and the other end is a knife head; the sleeve assembly 3 includes a semicircular tube 31, a connecting assembly, an active pliers head 6, a fixed pull rod 33 and a disassembly pull rod 32, the semi There are two circular tubes 31 and the two semicircular tubes 31 can form a complete circular tube; the connecting assembly connects the two semicircular tubes 31 together and connects the two semicircular tubes 31 to the shell; the movable clamp head 6 is arranged at the end of the semicircular tube 31 located at the top away from the shell 1; the fixed pull rod 33 is arranged in the shell 1 and one end extends out of the shell 1; one end of the disassembly pull rod 32 is detachably connected to the fixed pull rod 33, and the other end is connected to the movable clamp head 6, and the pull rod slides along the length direction of the semicircular tube 31 to drive the movable clamp head 6 to clamp and loosen the tool head of the core knife rod 22; the bottom of the shell 1 is rotatably connected with a wrench 12, and the wrench 12 pushes the fixed pull rod 33 by rotating to drive the interactive pull rod to slide. Specifically, an excitation button is arranged on the shell 1, and the excitation button is used to control the switch of the piezoelectric converter 21. The disassembly pull rod 32 and the core knife rod 22 pass through the circular tube composed of the two semicircular tubes 31.

[0020] When the surgical device is in use, the semicircular tube 31, the movable forceps head 6, the disassembly rod 32 and the core knife rod 22 will directly come into contact with the biological tissue. After use, the two semicircular tubes 31 can be separated from each other, and the disassembly rod 32 and the core knife rod 22 can be removed from the fixed rod 33 and the fixed rod 23 respectively, so as to facilitate the cleaning of each part separately, so that the surgical device can be recycled.

[0021] Specifically, the two semicircular tubes 31 are divided into a top semicircular tube 31 and a bottom semicircular tube 31; a plurality of disassembly mechanisms are arranged between the top semicircular tube 31 and the bottom semicircular tube 31, and the plurality of disassembly mechanisms are arranged along the axial direction of the semicircular tube 31, and each disassembly mechanism includes two disassembly components, and the two disassembly components are respectively located on both sides of the inner wall of the semicircular tube 31; the disassembly components include a disassembly groove 313, a clamping groove 314, a connecting block 315 and a clamping block 316, and the disassembly groove 313 is arranged at the top of the bottom semicircular tube 31; the clamping groove 314 is arranged at the bottom of the disassembly groove 313 close to the shell 1; the connecting block 315 is fixed Connected to the bottom of the top semicircular tube 31, the connecting block 315 can be vertically inserted into the disassembly groove 313; the snap-in block 316 is arranged at the bottom of the connecting block 315 close to the shell 1, and the snap-in block 316 can be inserted into the snap-in groove 314 together with the connecting block 315 and can slide toward the side of the shell 1 to be embedded in the snap-in groove 314 and cooperate with the snap-in groove 314. When the snap-in block 316 cooperates with the snap-in groove 314, the side of the connecting block 315 close to the shell 1 is in contact with the side of the disassembly groove 313 close to the shell 1, and at this time, the two ends of the top semicircular tube 31 and the bottom semicircular tube 31 are aligned.

[0022] When the two semicircular tubes 31 are docked, align the clamping block 316 on the top semicircular tube 31 with the corresponding disassembly groove 313, then insert the clamping block 316 and the connecting block 315 downward into the disassembly groove 313, and then push the top semicircular tube 31 toward to move the clamping block 316 into the clamping groove 314, so that the two semicircular tubes 31 form a complete circular tube.

[0023] Specifically, two semicircular rings 312 are fixedly connected to the outer side of the two semicircular tubes 31 near one end of the shell; a connecting pipe 4 is fixedly connected to one end of the shell 1 near the two semicircular tubes 31, and the two semicircular tubes 31 are detachably connected to the connecting pipe 4; the connecting assembly includes a connecting sleeve 5 and a limiting ring 51, and the connecting sleeve 5 is threadedly connected to the outside of the connecting pipe 4; the limiting ring 51 is fixedly connected to the end of the inner side of the semicircular tube 31 away from the shell 1, and the limiting ring 51 is sleeved on the outside of the two semicircular tubes 31, and the inner diameter of the limiting ring 51 is equal to the outer diameter of the semicircular ring 312; the outer diameter of the semicircular ring 312 is equal to the outer diameter of the connecting pipe 4.

[0024] After the two semicircular tubes 31 form a complete circular tube, one end of the circular tube close to the semicircular ring 312 is pressed against the connecting tube 4, and then the connecting sleeve 5 is sleeved outside the two semicircular rings 312 and threadedly connected to the outside of the connecting tube 4. When the connecting sleeve 5 is tightened, the limiting ring 51 presses the semicircular ring 312 and the semicircular tube 31 against the connecting tube 4, and under the limiting position of the connecting sleeve 5, the two semicircular tubes 31 that form a complete circular tube are not easy to separate from each other.

[0025] Specifically, one end of the fixing rod 23 extending out of the housing 1 is located in the connecting tube 4 , and one end of the fixing rod 23 close to the core cutter rod 22 is provided with a connecting rod 231 inserted into the core cutter rod 22 and threadedly connected to the core cutter rod 22 .

[0026] Specifically, the connection between the fixed pull rod 33 and the disassembly pull rod 32 is located in the connecting tube 4 and is detachably connected together through the fixing assembly 7; the fixed pull rod 33 is provided with two rotation grooves 321 on both sides close to one end of the disassembly pull rod 32, and the disassembly pull rod 32 is provided with two connecting grooves 317 on the outer side close to one end of the fixed pull rod 33, and the two connecting grooves 317 are provided with a groove 318 on the side close to each other away from one end of the fixed pull rod 33; the fixing assembly 7 includes a rotating rod 71 and a protrusion 711, and the rotating rod 71 is provided with two and the two rotating rods 71 ​​are respectively rotated Connected in the two rotating grooves 321, the rotating axis of the rotating rod 71 is vertical, and the ends of the two rotating rods 71 ​​away from the shell 1 can be respectively extended into the two connecting grooves 317; the two side surfaces of the two rotating rods 71 ​​close to each other are respectively fixedly connected with two protrusions 711, the two protrusions 711 are located at one end of the rotating rod 71 shell 1, and the two protrusions 711 can be respectively inserted into the two grooves 318; two elastic members are arranged in the two rotating grooves 321, and the two elastic members respectively act on the ends of the two rotating rods 71 ​​close to the shell 1 and apply elastic force to the two rotating rods 71 ​​in the direction of moving away from each other.

[0027] Through the cooperation between the two protrusions 711 and the two grooves 318 , the fixing rod 33 and the disassembly rod 32 can be connected together.

[0028] Specifically, the protrusion 711 is arranged in an arc shape away from the side of the housing 1; Specifically, a clearance hole 41 is provided at the top of the connecting tube 4 and vertically penetrates the side wall of the top of the connecting tube 4. A sliding block 8 is provided in the clearance hole 41. The sliding block 8 slides in the clearance hole 41 along the axis direction of the connecting tube 4. Two disassembly rods 81 are fixedly connected at the bottom of the sliding block 8. When the two protrusions 711 are respectively embedded in the two grooves 318, the sides of the two disassembly rods 81 that are close to each other are respectively aligned with the sides of the two rotating rods 71 ​​that are away from each other. Two disassembly blocks 712 are fixedly connected to one end of the side of the two rotating rods 71 ​​that are away from each other and close to the shell 1. The side of the disassembly block 712 that is away from the shell 1 is set as an inclined surface, and the two inclined surfaces are inclined toward the direction close to the shell 1. The rotation axis of the rotating rod 71 is located at the side of the disassembly block 712 that is away from the shell 1.

[0029] Sliding the sliding block 8 toward the direction close to the shell 1 can drive the two disassembly rods 81 to slide toward the direction close to the shell 1. When the two disassembly rods 81 contact the two inclined surfaces on the two disassembly blocks 712, the two end portions of the two rotating rods 71 ​​close to the shell 1 can be pushed to rotate toward each other, thereby driving the two end portions of the two rotating rods 71 ​​away from the shell 1 to rotate toward each other and away from each other, thereby driving the two protrusions 711 to disengage from the two grooves 318 respectively, thereby realizing the disassembly of the fixed pull rod 33 and the disassembly pull rod 32.

[0030] Specifically, a mounting groove 311 is provided at the top of the end of the top semicircular tube 31 away from the shell 1, and support blocks 61 are provided in the mounting groove 311 and are respectively located on both sides of the semicircular tube 31; two coaxially arranged rotating shafts 62 are fixedly connected on both sides of the movable pliers 6, and the axes of the two rotating shafts 62 are horizontal and perpendicular to the axis of the semicircular tube 31; a guide hole 611 is provided on the support block 61 and passes through the support block 61 along the axis direction of the rotating shaft 62, and the rotating shaft 62 slides in the guide hole 611, and the height of the rotating shaft 62 gradually decreases when sliding in the guide hole 611 from away from the shell 1 to close to the shell 1; the end of the movable pliers 6 close to the shell 1 is hinged together with the end of the disassembly rod 32 away from the shell 1.

[0031] Through the setting of the guide hole 611, when the disassembly rod 32 slides in the direction away from the shell 1, the movable pliers 6 at the end away from the shell 1 rotates upward and away from the cutter head, and when the disassembly rod 32 moves in the direction close to the shell 1, the movable pliers 6 at the end away from the shell 1 moves downward and close to the cutter head.

[0032] Specifically, when the disassembly rod 32 moves to the position farthest from the shell 1, the two disassembly rods 81 at the bottom of the sliding block 8 that are in contact with the side of the clearance hole 41 away from the shell 1 are located on the side of the disassembly block 712 away from the shell 1 and are not in contact with the disassembly block 712, thereby ensuring that the disassembly rod 32 will not be separated from the fixed rod 33 during the sliding process of the disassembly rod 32.

[0033] Specifically, an elastic member is disposed in the clearance hole 41 , the elastic member is located on a side of the sliding block 8 close to the housing 1 and the elastic member is in a compressed state.

[0034] Specifically, one end of the fixed rod 33 located in the housing 1 is fixedly connected to a slider 34, and the slider 34 can slide in the housing 1 along the length direction of the fixed rod 33. Two coaxial fixed shafts 341 are fixedly connected on both sides of the slider 34, and the axis direction of the fixed shaft 341 is horizontal and perpendicular to the length direction of the fixed rod 33; the top of the wrench 12 is fixedly connected to control plates 121 located on both sides of the slider 34, and two control holes 122 are respectively provided on the two control plates 121 along the axis direction of the fixed shaft 341. The control holes 122 are set as long holes. An elastic member is provided between the wrench 12 and the fixed handle 11, and the elastic member is in a compressed state, so that when there is no external force, the movable pliers head 6 and the cutter head are in a clamped state.

[0035] Specifically, a plurality of supporting circular plates are arranged in the circular tube composed of the connecting tube 4 and the two semicircular tubes 31. The supporting circular plates are configured as flexible supporting circular plates. The disassembly pull rod 32 and the core knife rod 22 pass through a plurality of supporting circular plates. The outer sides of the supporting circular plates are in contact with the inner walls of the semicircular tubes 31 or the connecting tube 4.

[0036] The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. An ultrasonic surgical device, characterized in that: It comprises a shell, the interior of the shell is hollow and a fixed handle (11) is fixedly connected to the bottom; A knife bar assembly (2), wherein the knife bar assembly (2) is connected to the housing; and a sleeve assembly (3), wherein the sleeve assembly (3) is fixedly connected to the housing; The knife bar assembly (2) comprises a piezoelectric converter (21), and the piezoelectric converter (21) is fixedly connected to the rear end of the housing; A fixing rod (23), wherein the fixing rod (23) is fixedly connected inside the housing (1) and one end of the fixing rod (23) extends out of the housing (1) toward the front end of the housing (1); and a core knife rod (22), one end of which is detachably connected to an end of a fixing rod (23) extending out of the housing (1), and the other end of which is a knife head; The sleeve assembly (3) comprises a semicircular tube (31), two semicircular tubes (31) are provided and the two semicircular tubes (31) can form a complete circular tube; A connecting assembly, wherein the connecting assembly connects the two semicircular tubes (31) together and connects the two semicircular tubes (31) to the housing; A movable clamp head (6), wherein the movable clamp head (6) is arranged at one end of the semicircular tube (31) located at the top and away from the housing (1); A fixed pull rod (33), wherein the fixed pull rod (33) is arranged in the housing (1) and one end of the fixed pull rod extends out of the housing (1); and a disassembly pull rod (32), one end of which is detachably connected to the fixed pull rod (33), and the other end of which is connected to the movable clamp head (6), and the pull rod slides along the length direction of the semicircular tube (31) to drive the movable clamp head (6) and the cutter head of the core cutter rod (22) to clamp and release; The bottom of the housing (1) is rotatably connected to a wrench (12), and the wrench (12) pushes the fixed pull rod (33) by rotating to drive the interactive pull rod to slide.

2. An ultrasonic surgical device according to claim 1, characterized in that: The two semicircular tubes (31) are divided into a top semicircular tube (31) and a bottom semicircular tube (31); A plurality of disassembly mechanisms are arranged between the top semicircular tube (31) and the bottom semicircular tube (31), and the plurality of disassembly mechanisms are arranged along the axial direction of the semicircular tube (31), and each disassembly mechanism comprises two disassembly components, and the two disassembly components are respectively located on both sides of the inner wall of the semicircular tube (31); The disassembly assembly comprises a disassembly groove (313), wherein the disassembly groove (313) is arranged at the top of the bottom semicircular tube (31); A clamping groove (314), wherein the clamping groove (314) is arranged at a side of the bottom of the disassembly groove (313) close to the housing (1); A connecting block (315), wherein the connecting block (315) is fixedly connected to the bottom of the top semicircular tube (31), and the connecting block (315) can be vertically inserted into the disassembly groove (313); and a snap-in block (316), wherein the snap-in block (316) is arranged at the bottom of the connecting block (315) on the side close to the shell (1); the snap-in block (316) can be inserted into the snap-in groove (314) together with the connecting block (315) and can slide toward the side of the shell (1) to be embedded in the snap-in groove (314) and to cooperate with the snap-in groove (314); when the snap-in block (316) cooperates with the snap-in groove (314), the side of the connecting block (315) close to the shell (1) is in contact with the side of the disassembly groove (313) close to the shell (1), and at this time, the two ends of the top semicircular tube (31) and the bottom semicircular tube (31) are aligned.

3. An ultrasonic surgical device according to claim 2, characterized in that: Two semicircular rings (312) are fixedly connected to the outer sides of the two semicircular tubes (31) close to one end of the shell; One end of the housing (1) close to the two semicircular tubes (31) is fixedly connected to a connecting tube (4), and the two semicircular tubes (31) are detachably connected to the connecting tube (4); The connection assembly comprises a connection sleeve (5), wherein the connection sleeve (5) is threadedly connected to the outside of the connection pipe (4); and a limiting ring (51), the limiting ring (51) being fixedly connected to an end of the inner side of the semicircular tube (31) away from the housing (1), the limiting ring (51) being sleeved outside the two semicircular tubes (31), and the inner diameter of the limiting ring (51) being equal to the outer diameter of the semicircular ring (312); The outer diameter of the semicircular ring (312) is equal to the outer diameter of the connecting pipe (4).

4. The ultrasonic surgical device according to claim 3, characterized in that: One end of the fixing rod (23) extending out of the housing (1) is located in the connecting tube (4), and one end of the fixing rod (23) close to the core cutter rod (22) is provided with a connecting rod (231) inserted into the core cutter rod (22) and threadedly connected to the core cutter rod (22).

5. The ultrasonic surgical device according to claim 4, characterized in that: The connection between the fixed pull rod (33) and the disassembly pull rod (32) is located in the connecting pipe (4) and is detachably connected together via a fixing assembly (7); The fixed pull rod (33) is provided with two rotation grooves (321) on both sides close to one end of the disassembly pull rod (32), and the disassembly pull rod (32) is provided with two connection grooves (317) on the outer side close to one end of the fixed pull rod (33), and the two connection grooves (317) are provided with grooves (318) on the sides close to each other away from one end of the fixed pull rod (33); The fixing assembly (7) comprises a rotating rod (71), two rotating rods (71) are provided and the two rotating rods (71) are respectively rotatably connected in the two rotating grooves (321), the rotating axis of the rotating rod (71) is vertical, and the ends of the two rotating rods (71) away from the housing (1) can respectively extend into the two connecting grooves (317); and a protrusion (711), wherein two protrusions (711) are fixedly connected to two side surfaces of the two rotating rods (71) close to each other, respectively, and the two protrusions (711) are located at one end of the rotating rod (71) housing (1), and the two protrusions (711) can be respectively inserted into the two grooves (318); Two elastic members are arranged in the two rotating grooves (321), and the two elastic members act on one end of the two rotating rods (71) close to the housing (1) respectively and apply elastic force in a direction of moving away from each other to the two rotating rods (71).

6. The ultrasonic surgical device according to claim 5, characterized in that: The protrusion (711) is arranged in an arc shape on a side away from the housing (1); The top of the connecting pipe (4) is provided with a clearance hole (41) which vertically penetrates the top side wall of the connecting pipe (4), and a sliding block (8) is provided in the clearance hole (41). The sliding block (8) slides in the clearance hole (41) along the axial direction of the connecting pipe (4); The bottom of the sliding block (8) is fixedly connected with two disassembly rods (81), and when the two protrusions (711) are respectively embedded in the two grooves (318), the sides of the two disassembly rods (81) that are close to each other are respectively aligned with the sides of the two rotating rods (71) that are away from each other; Two disassembly blocks (712) are fixedly connected to one end of the two rotating rods (71) that are away from each other and close to the shell (1); the side of the disassembly block (712) that is away from the shell (1) is arranged as an inclined surface, and the two inclined surfaces that are away from each other are arranged in an inclined direction toward the shell (1).

7. The ultrasonic surgical device according to claim 6, characterized in that: A mounting groove (311) is provided at the top of one end of the top semicircular tube (31) away from the shell (1), and support blocks (61) are provided in the mounting groove (311) and are respectively located on both sides of the semicircular tube (31); Two coaxially arranged rotating shafts (62) are fixedly connected to both sides of the movable clamp head (6), the axes of the two rotating shafts (62) are horizontal and perpendicular to the axis of the semicircular tube (31), and a guide hole (611) is provided on the support block (61) and penetrates the support block (61) along the axis direction of the rotating shaft (62). The rotating shaft (62) slides in the guide hole (611), and the height of the rotating shaft (62) gradually decreases when sliding in the guide hole (611) from away from the shell (1) to close to the shell (1); An end of the movable clamp head (6) close to the housing (1) is hingedly connected to an end of the disassembly pull rod (32) away from the housing (1).

8. The ultrasonic surgical device according to claim 7, characterized in that: One end of the fixed pull rod (33) located in the housing (1) is fixedly connected to a slider (34), and the slider (34) can slide in the housing (1) along the length direction of the fixed pull rod (33). Two coaxially arranged fixed shafts (341) are fixedly connected to both sides of the slider (34), and the axial direction of the fixed shaft (341) is horizontal and perpendicular to the length direction of the fixed pull rod (33); The top of the wrench (12) is fixedly connected to control plates (121) respectively located on both sides of the slider (34), and the two control plates (121) are respectively provided with two control holes (122) penetrating the control plates (121) along the axial direction of the fixed shaft (341), and the control holes (122) are arranged as elongated holes.

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