CN219000530U - High-frequency closed cutter - Google Patents

Abstract

The present utility model relates to a high frequency closure cutter. The device comprises a shell and an operating tube assembly arranged at one end of the shell, wherein the operating tube assembly comprises an outer tube and a supporting rod arranged in the outer tube, a containing groove is formed in the outer wall of the supporting rod, at least one smoking tube is arranged in the groove, and the device further comprises a comprehensive host provided with a filtering system, a gas driving device and an air outlet. Above-mentioned closed cutterbar of high frequency sets up the operating tube subassembly through at the shell front end, sets up the smoke tube, fixes smoke tube first section in the outer tube, stretches out smoke tube second section through the shell inside and synthesizes the filtration system intercommunication in the host computer, and gas drive arrangement is through the last smoke tube mouth cooperation smoke tube of outer tube with the operation smog suction filtration system, filter impurity and the air outlet discharge on the host computer is synthesized to the toxic material rethread, the operation smog of straining can not influence operating personnel in the art, guarantee that the operation goes on smoothly.

Description

High-frequency closed cutter

Technical Field

The utility model relates to the technical field of surgical tools, in particular to a high-frequency closed cutter.

Background

The high-frequency closed cutter is an electrosurgical instrument for cutting tissues instead of a mechanical scalpel, and the tissue is heated when the high-frequency high-voltage current generated by the tip of an effective electrode is contacted with a human body, so that the separation and solidification of the human body tissues are realized, the purposes of cutting and hemostasis are achieved, side effects such as tissue drying and burning cannot be caused in the whole operation process, and the electrosurgical instrument has the characteristics of less bleeding, less damage to surrounding tissues, quick postoperative recovery and the like.

However, when the high-frequency closed cutter is used for cutting biological tissues, a large amount of operation smoke can be generated due to the fact that the high-frequency bipolar heating is used for heating the tissues, if the high-frequency closed cutter is not timely cleaned, the sight of operators can be blocked, the operation is affected, the operation cannot be normally performed, and even danger can be brought. Meanwhile, the research shows that the surgical smoke contains harmful substances such as hydrocarbon, nitrile, organic amine, aldehyde and the like, and the smoke also endangers the health of patients and medical staff.

Disclosure of Invention

Based on this, it is necessary to provide a high-frequency closed cutter capable of directly discharging the sucked smoke into an operating room after sucking the smoke, which is generated during the operation, from the abdominal cavity of a patient to the problem that medical staff who is involved in the operation in the operating room are sucked out of the high-frequency closed cutter.

A high frequency closed cutter comprising: a housing; the operation tube assembly comprises an outer tube and a support rod arranged in the outer tube, wherein one end of the operation tube assembly is arranged in the shell, the other end of the operation tube assembly extends out from the front end of the shell and extends distally; at least one smoking tube comprising a first section and a second section, the first section being disposed within the outer tube and constrained to the receiving slot; the comprehensive host machine is provided with a filtering system, a gas driving device and an air outlet, wherein the filtering system is connected with the gas driving device, the second section penetrates through the shell and is connected with the filtering system, and the filtering system is communicated with the air outlet.

In one embodiment, the support rod is provided with a hollow rod hole along the eccentric axis direction, the operating tube assembly further comprises a push rod arranged in the rod hole, the high-frequency closed cutter further comprises a handle connected with the shell, the shell is provided with a movable opening, the lower end of the handle extending out of the movable opening is a holding handle, the push rod extending into the shell is linked with the handle, one end of the outer tube, far away from the shell, is connected with a gripping pliers, and the handle drives the push rod to reciprocate along the axis direction of the rod hole, so that the gripping pliers are controlled to complete gripping or loosening actions.

In one embodiment, a clamping groove and a sliding groove extending along the axial direction of the push rod are formed in one end, far away from the shell, of the push rod, connecting shafts parallel to each other are arranged in the clamping groove and the sliding groove, and the push rod controls the grasping forceps to complete grasping or loosening actions through the connecting shafts.

In one embodiment, the grasping forceps comprise a fixed forceps clamped on the outer tube and a movable forceps hinged with the fixed forceps, a waist-shaped hole and a shaft hole are formed in the forceps wall of the fixed forceps relatively, two ends of a connecting shaft arranged in the clamping groove are abutted in the waist-shaped hole, and two ends of the connecting shaft arranged in the sliding groove penetrate through the shaft hole.

In one embodiment, the grasping forceps are provided with a conductive component, the conductive component comprises a mounting forceps head and an electrode slice which are oppositely arranged, and the electrode slice is provided with a plurality of insulating heads.

In one embodiment, the outer wall of the supporting rod is inwards recessed in different radial directions to form a plurality of arc grooves, a plurality of centrally symmetrical smoking pipes are accommodated in the arc grooves, and a plurality of smoking pipe orifices matched with the smoking pipes are arranged on the pipe wall of the outer pipe.

In one embodiment, the operating tube assembly further comprises high-frequency wires arranged in the accommodating grooves of the outer walls of the supporting rods, the high-frequency wires are at least two, a PCBA board is further arranged in the shell, the high-frequency wires enter the PCBA board from the front end of the shell and are electrically connected with the PCBA board, and then extend out of the shell, a comprehensive pipeline is arranged between the comprehensive host and the shell and comprises an electric wire pipeline and a smoking pipeline, the high-frequency wires penetrate through the electric wire pipeline, the smoking pipe penetrates through the smoking pipeline, and an energy module is further arranged in the comprehensive host and is electrically connected with the high-frequency wires.

In one embodiment, the operating tube assembly further comprises a cutter bar arranged in the accommodating groove of the outer wall of the supporting rod, at least one cutter bar is arranged, a cutter head perpendicular to the connecting shaft is arranged at one end of the cutter bar, facing the grasping forceps, in the radial direction, a trigger is further arranged in the shell, one end of the trigger is arranged in the shell, the other end of the trigger extends out through the movable opening, the cutter bar extending into the shell is linked with the trigger, the trigger controls the cutter bar to reciprocate along the accommodating groove, and a bump is arranged at one side of the handle, which is in contact with the trigger.

In one embodiment, a rotating wheel is further accommodated in the housing, the operating tube assembly penetrates through the center of the rotating wheel, a limiting piece is arranged between the operating tube assembly and the rotating wheel, rotating windows are oppositely arranged on two sides of the axial direction of the housing, and the operating tube assembly is driven to coaxially rotate by the rotating wheel of the rotating windows.

In one embodiment, the housing is provided as a gun-shaped shell, the thin end of the housing is provided as a handle, a switch is arranged on one side of the handle facing the handle, and a corresponding pressing lug is arranged on one side of the handle facing the switch.

Above-mentioned closed cutterbar of high frequency sets up the operating tube subassembly in the shell front end, wherein the operating tube subassembly includes the outer tube and holds the bracing piece of locating in the outer tube, fix the smoke tube that sets up through the holding tank on the bracing piece outer wall, fix the first section of smoke tube in the outer tube, stretch out the smoke tube second section through the shell inside with synthesize the filtration system intercommunication in the host computer, and gas drive arrangement can smoke tube cooperation smoke tube with operation smog suction filtration system on the outer tube, the air outlet on the host computer of rethread is synthesized after filtering impurity and toxic material discharges, operation personnel in can not influencing the art through filterable operation smog, can ensure that the operation goes on smoothly.

Drawings

FIG. 1 is a perspective view of a high frequency closure cutter;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a detail view of the grasper end of the operating tube assembly;

FIG. 4 is a cross-sectional view of the handle tube assembly;

FIG. 5 is a detail view of the grasper end of the operating tube assembly (with the conductive assembly hidden);

fig. 6 is a schematic diagram of the working principle of the integrated host.

Reference numerals: 1. a housing; 11. a smoking pipe orifice; 12. a movable opening; 13. a switch; 2. operating the tube assembly; 21. a receiving groove; 22. an outer tube; 23. a support rod; 24. a smoke suction pipe; 25. a push rod; 251. a clamping groove; 252. a sliding groove; 253. a connecting shaft; 26. a cutter bar; 261. a cutter head; 27. a high frequency line; 3. a handle; 4. triggering a trigger; 5. a rotating wheel; 6. gripping tongs; 61. a fixed clamp; 62. a movable clamp; 63. an electrode sheet; 64. an insulating head; 7. a comprehensive host; 71. a filtration system; 72. a gas driving device; 73. an air outlet; 74. an energy module; 8. a comprehensive pipeline; 81. an electric wire pipeline; 82. and a smoking pipeline.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

The embodiment of the application provides a high-frequency closed cutter. Referring to fig. 1, 2 and 6, the high frequency closure cutter comprises a housing 1, an operating tube assembly 2, at least one smoking tube 24 and an integrated host 7. One end of the operation tube assembly 2 is arranged in the shell 1, the other end extends out from the front end of the shell 1 and extends distally, the operation tube assembly 2 comprises an outer tube 22 and a supporting rod 23 arranged in the outer tube 22, and a containing groove 21 is arranged on the outer wall of the supporting rod 23; at least one smoking tube 24, the smoking tube 24 comprising a first section and a second section, the first section being disposed within the outer tube 22 and being confined to the receiving slot 21; the integrated host 7, the integrated host 7 is provided with a filtering system 71, a gas driving device 72 and an air outlet 73, the filtering system 71 is connected with the gas driving device 72, the second section penetrates through the shell 1 and is connected with the filtering system 71, and the filtering system 71 is communicated with the air outlet 73.

The high-frequency closed cutter is characterized in that the operating tube assembly 2 is arranged at the front end of the shell 1, the operating assembly comprises an outer tube 22 and a supporting rod 23 accommodated in the outer tube 22, the smoke suction tube 24 is fixedly arranged through the accommodating groove 21 on the outer wall of the supporting rod 23, a first section of the smoke suction tube 24 is fixed in the outer tube 22, a second section of the smoke suction tube 24 extends out of the shell 1 and is communicated with the filtering system 71 in the integrated host 7, the gas driving device 72 can suck surgical smoke into the filtering system 71 through the smoke suction tube 11 on the outer tube 22 in cooperation with the smoke suction tube 24, impurities and toxic substances are filtered out and then discharged through the air outlet 73 on the integrated host 7, and the filtered surgical smoke can not influence operators in surgery, so that the smooth operation can be ensured.

Further, the air driving device 72 may be a wind wheel device, and the wind wheel device may drive air to move when operating so as to form air flow. The integrated host 7 can provide different power modes of the high frequency closed cutter, the filtering system 71 provides filtering and selection of different exhaust gas flow rates, and the multi-layer medical HEPA filtering system 71 can be selected.

Referring to fig. 4, fig. 4 shows a cross section of the operating tube assembly 2 in the present utility model, in some embodiments, the operating tube assembly 2 further includes a push rod 25 disposed in the rod hole, the high frequency closed cutter further includes a handle 3 connected to the housing 1, the housing 1 is formed with a movable opening 12, a lower end of the handle 3 extending through the movable opening 12 is a grip handle, the push rod 25 extending into the housing 1 is linked with the handle 3, one end of the outer tube 22 away from the housing 1 is connected with a grasping forceps 6, and the handle 3 drives the push rod 25 to reciprocate along the axis direction of the rod hole, thereby controlling the grasping forceps 6 to complete grasping or loosening.

Specifically, the movable opening 12 is usually disposed at a handle side of the thin end of the housing 1 for convenience in operation, and one end of the handle 3 extending into the housing 1 is connected with the housing 1, so that the handle 3 can rotate by a small extent with the connection as a rotation end point, the lower end of the handle 3 extending out through the movable opening 12 is a holding handle, and in this embodiment, an elongated fixing column for limiting movement of the handle 3 can be further disposed at the handle side of the holding handle facing the thin end of the housing 1. The outer tube 22 is connected with a grasping forceps 6 at one end far away from the shell 1, in actual operation, the grasping handles 3 enable the grasping handles to be close to the handle side of the thin end of the shell 1, and the pushing rod 25 is driven to linearly move along the rod hole to be close to the handle side of the thin end of the shell 1, and at the moment, the grasping forceps 6 perform grasping actions; when the handle 3 is released, the push rod 25 moves in the same way, and the push rod 25 is far away from the handle side of the thin end of the shell 1, so that the grasping forceps 6 perform loosening action.

The operating tube assembly 2 further comprises high-frequency wires 27 arranged in the accommodating groove 21 on the outer wall of the supporting rod 23, the high-frequency wires 27 are at least two, a PCBA board is further arranged in the shell 1, the high-frequency wires 27 enter the shell 1 from the front end and are electrically connected with the PCBA board, then extend out of the shell 1, a comprehensive pipeline 8 is arranged between the comprehensive host 7 and the shell 1, the comprehensive pipeline 8 comprises an electric wire pipeline 81 and a smoking pipeline 82, the high-frequency wires 27 are arranged in the electric wire pipeline 81 in a penetrating mode, the smoking pipe 24 is arranged in the smoking pipeline 82 in a penetrating mode, an energy module 74 is further arranged in the comprehensive host 7, and the energy module 74 is electrically connected with the high-frequency wires 27.

Specifically, in this embodiment, two high-frequency wires 27 are provided, and the high-frequency wires 27 can provide energy for electrosurgery for the grasper 6, so that when the tissues clamped by the grasper 6 are combined by combining mechanical clamping force, the tissues are sealed and stopped, and then the transverse cutting is completed.

Referring to fig. 3, which shows details of the gripping end of the handling tube assembly 2, the gripping tongs 6 are provided with a conductive assembly comprising oppositely disposed mounting jaws and electrode tabs 63, the electrode tabs 63 being provided with a plurality of insulating heads 64.

Specifically, conductive components are disposed on the fixed pliers 61 and the movable pliers 62, the conductive components include a movably connected mounting pliers head and an electrode slice 63, the electrode slice 63 is electrically connected with the high-frequency line 27, and in this embodiment, the mounting pliers head is connected with the electrode slice 63 in a clamping manner through the matching of a bump disposed in the mounting pliers head and grooves on two sides of the electrode slice 63. A plurality of groups of interval grooves are oppositely arranged on the electrode plates 63 on the fixed clamp 61 and the movable clamp 62, and a plurality of insulating heads 64 are arranged on the plate surface of one side electrode plate 63 without interval grooves. The spacing grooves are provided here in order to reduce the contact area between the clamped tissue and the electrode pads when the grasper is in a grasping state, preventing tissue from adhering to the grasper 6, interfering with the surgical procedure. The insulating head 64 may be made of common insulating materials, such as marble, ceramic, glass, etc., where ceramic is selected, and a plurality of insulating heads 64 are provided on one electrode sheet 63 in order to prevent two electrode sheets 63 having different polarities from directly contacting, resulting in incapability of cutting tissue.

The operating tube assembly 2 further comprises a cutter bar 26 arranged in the accommodating groove 21 on the outer wall of the supporting bar 23, at least one cutter bar 26 is arranged, a cutter head 261 perpendicular to the connecting shaft 253 is arranged at one end of the cutter bar 26 facing the grabbing pliers 6 along the radial direction, the trigger 4 is further arranged in the shell 1, one end of the trigger 4 is arranged in the shell 1, the other end of the trigger 4 extends out of the movable opening 12 and stretches into the shell 1 to be linked with the trigger 4, the trigger 4 controls the cutter bar 26 to reciprocate along the accommodating groove 21, and a lug is arranged at one side of the handle 3, which is in contact with the trigger 4.

Specifically, the trigger 4 disposed inside the casing 1 connects the trigger 4 inside the casing 1 through the second waist-shaped hole disposed opposite to the top end thereof, and two sides of the trigger 4 near the movable opening 12 of the casing 1 are provided with hinge posts, so that the trigger 4 can rotate around the hinge posts as axes. When the operator can press the trigger 4 with the index finger to rotate the trigger 4 towards the handle side of the thin end of the shell 1, the upper end of the trigger 4 drives the cutter bar 26 to extend along the accommodating groove 21 towards the direction of the grasping forceps 6 to cut the clamped tissue. One side of the handle 3, which is abutted against the trigger 4, is provided with a lug, and the lug can enable the handle 3 to be clamped with the trigger 4, so that the two can cooperatively rotate.

Further, the accommodating groove 21 on the outer wall of the supporting rod 23 in the operating tube assembly 2 may be a plurality of arc grooves formed by recessing inwards in different radial directions, in this embodiment, two smoke absorbing tubes 24 with central symmetry are accommodated in the arc grooves, and two smoke absorbing tube openings 11 adapted to the smoke absorbing tubes 24 are arranged on the tube wall of the outer tube 22. The oppositely arranged smoking pipe 24 can fully absorb the surgical smoke above and below the high-frequency closed cutter, and improves the efficiency of absorbing the smoke.

Referring to fig. 5, in which details of the gripping end of the handling tube assembly 2 (hidden conductive assembly) are shown in fig. 5, in some embodiments, the end of the push rod 25 away from the housing 1 is provided with a clamping groove 251 and a sliding groove 252 extending in the axial direction of the push rod 25, the clamping groove 251 and the sliding groove 252 are provided with mutually parallel connecting shafts 253, and the push rod 25 controls the gripping or loosening action of the gripping tube 6 via the connecting shafts 253. The grasping forceps 6 comprise a fixed forceps 61 which is clamped on the outer tube 22 and a movable forceps 62 which is hinged with the fixed forceps 61, waist-shaped holes and shaft holes are oppositely formed in the forceps walls of the fixed forceps 61, two ends of a connecting shaft 253 arranged in the clamping groove 251 are abutted in the waist-shaped holes, and two ends of the connecting shaft 253 arranged in the sliding groove 252 penetrate through the shaft holes.

Specifically, when the handle 3 drives the push rod 25 to approach the handle side of the thin end of the housing 1, the connecting shaft 253 is driven to slide backward in the waist-shaped holes on both sides of the fixed jaw 61, and the connecting shaft 253 provided in the sliding groove 252 also slides backward in the direction of the sliding groove 252. Since the lower edge of the movable clamp 62 abuts against the connecting shaft 253 in the clamping groove 251, when the connecting shaft 253 slides backwards along the waist-shaped hole, the movable clamp 62 rotates around the connecting shaft 253 in the sliding groove 252, namely, the grasping action is completed, and the loosening action is similar. The grasper 6 in this embodiment is not limited to the bent grasper shown in the drawings, but may be replaced according to actual requirements of the surgery.

Referring to fig. 1, in some embodiments of the present application, a rotating wheel 5 is further accommodated in the housing 1, the operating tube assembly 2 passes through the center of the rotating wheel 5, a limiting member is disposed between the operating tube assembly 2 and the rotating wheel 5, rotating windows are disposed on two opposite sides of the housing 1 in the axial direction, and the operating tube assembly 2 is driven to coaxially rotate by the rotating wheel 5 of the rotating windows.

Specifically, the rotating wheel 5 rotates the operating tube assembly 2 about the axis "B-B" in a rotation range of 0 ° to 330 °.

The shell 1 is arranged as a gun-shaped shell, the thin end of the shell 1 is arranged as a handle, a switch 13 is arranged on one side of the handle 3 facing the handle, and a corresponding pressing lug is arranged on one side of the handle 3 facing the switch 13.

Specifically, a gun-shaped housing is provided for convenient grasping by an operator. When in operation, the handle 3 is held, the bump is pressed to excite the switch 13, the electric coagulation mode is started, the bleeding and moist tissues are heated, the smoke extraction function is started, and the operation smoke generated by the action of the grasping forceps 6 on the tissues is sucked; conversely, the handle 3 is released to stop heating, and the smoke extraction function is turned off.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A high frequency closure cutter, comprising:

a housing (1);

the operation tube assembly (2), one end of the operation tube assembly (2) is arranged in the shell (1), the other end of the operation tube assembly extends out from the front end of the shell (1) and extends distally, the operation tube assembly (2) comprises an outer tube (22) and a supporting rod (23) arranged in the outer tube (22), and a containing groove (21) is formed in the outer wall of the supporting rod (23);

at least one smoking tube (24), the smoking tube (24) comprising a first section and a second section, the first section being disposed within the outer tube (22) and being constrained to the receiving groove (21);

synthesize host computer (7), synthesize host computer (7) and be provided with filtration system (71), gas drive device (72) and air outlet (73), filtration system (71) with gas drive device (72) are connected, the second section wear to locate shell (1) and connect in filtration system (71), filtration system (71) with air outlet (73) intercommunication.

2. The high-frequency closed cutter according to claim 1, wherein the supporting rod (23) is provided with a hollow rod hole along the eccentric axis direction, the operating tube assembly (2) further comprises a push rod (25) arranged in the rod hole, the high-frequency closed cutter further comprises a handle (3) connected with the shell (1), the shell (1) is provided with a movable opening (12), the lower end of the handle (3) extending out of the movable opening (12) is a holding handle, the push rod (25) extending into the shell (1) is linked with the handle (3), one end of the outer tube (22) away from the shell (1) is connected with a grasping forceps (6), and the handle (3) drives the push rod (25) to reciprocate along the axis direction of the rod hole, so that the grasping forceps (6) is controlled to complete grasping or loosening actions.

3. The high-frequency closed cutter according to claim 2, wherein the end of the push rod (25) far away from the housing (1) is provided with a clamping groove (251) and a sliding groove (252) extending along the axial direction of the push rod (25), connecting shafts (253) parallel to each other are arranged in the clamping groove (251) and the sliding groove (252), and the push rod (25) controls the grasping forceps (6) to complete grasping or loosening actions through the connecting shafts (253).

4. A high-frequency closed cutter according to claim 3, wherein the grasping forceps (6) comprise a fixed forceps (61) clamped on the outer tube (22) and a movable forceps (62) hinged with the fixed forceps (61), a waist-shaped hole and a shaft hole are oppositely formed in the forceps wall of the fixed forceps (61), two ends of a connecting shaft (253) arranged in the clamping groove (251) are abutted in the waist-shaped hole, and two ends of the connecting shaft (253) arranged in the sliding groove (252) are penetrated in the shaft hole.

5. The high frequency closed cutter according to claim 2, wherein the grasper (6) is provided with a conductive assembly comprising oppositely arranged mounting jaws and electrode tabs (63), the electrode tabs (63) being provided with a plurality of insulating heads (64).

6. The high-frequency closed cutter according to claim 1, wherein a plurality of arc grooves are formed on the outer wall of the supporting rod (23) in an inward concave manner in different radial directions, a plurality of centrally symmetrical smoking pipes (24) are accommodated in the arc grooves, and a plurality of smoking pipe orifices (11) matched with the smoking pipes (24) are arranged on the pipe wall of the outer pipe (22).

7. The high-frequency closed cutter according to claim 1, wherein the operating tube assembly (2) further comprises high-frequency wires (27) arranged in the accommodating groove (21) on the outer wall of the supporting rod (23), the high-frequency wires (27) are at least two, a PCBA board is further arranged in the shell (1), the high-frequency wires (27) enter the PCBA board from the front end of the shell (1) and are electrically connected with the PCBA board, then extend out of the shell (1), a comprehensive pipeline (8) is arranged between the comprehensive host (7) and the shell (1), the comprehensive pipeline (8) comprises an electric wire pipeline (81) and a smoking pipeline (82), the high-frequency wires (27) are arranged in the electric wire pipeline (81) in a penetrating mode, an energy module (74) is further arranged in the comprehensive host (7), and the energy module (74) is electrically connected with the high-frequency wires (27).

8. A high frequency closure cutter according to claim 3, wherein the operating tube assembly (2) further comprises a cutter bar (26) arranged in the accommodating groove (21) of the outer wall of the supporting rod (23), at least one cutter bar (26) is arranged, a cutter head (261) perpendicular to the connecting shaft (253) is arranged at one end of the cutter bar (26) facing the grasping forceps (6) along the radial direction, a trigger (4) is further arranged in the housing (1), one end of the trigger (4) is arranged in the housing (1), the other end of the trigger (4) extends out of the movable opening (12), the cutter bar (26) extending into the housing (1) is linked with the trigger (4), the trigger (4) controls the cutter bar (26) to reciprocate along the accommodating groove (21), and a bump is arranged at one side of the handle (3) contacting the trigger (4).

9. The high-frequency closed cutter according to claim 1, wherein a rotating wheel (5) is further contained in the housing (1), the operating tube assembly (2) passes through the center of the rotating wheel (5), a limiting piece is arranged between the operating tube assembly (2) and the rotating wheel (5), rotating windows are oppositely arranged on two axial sides of the housing (1), and the operating tube assembly (2) is driven to coaxially rotate through the rotating window rotating wheel (5).

10. The high-frequency closed cutter according to claim 1, characterized in that the housing (1) is provided as a gun-shaped housing, the thin end of the housing (1) is provided as a handle, the side of the handle facing the handle (3) is provided with a switch (13), and the side of the handle (3) facing the switch (13) is provided with a corresponding pressing projection.

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