CN208031277U

CN208031277U - Novel Bipolar radio frequency plasma knife

Info

Publication number: CN208031277U
Application number: CN201720580955.8U
Authority: CN
Inventors: 雷东
Original assignee: Beijing Ande Thinking General Trading Co Ltd
Current assignee: Beijing Donghong Zhiyuan Medical Technology Co., Ltd.
Priority date: 2017-05-23
Filing date: 2017-05-23
Publication date: 2018-11-02
Anticipated expiration: 2027-05-23

Abstract

The utility model discloses a kind of Novel Bipolar radio frequency plasma knives; including handle, power cord, plug and inner core; the handle includes main handle and auxiliary-handle; the upper end of the main handle has auxiliary-handle connecting pole; inner core bindiny mechanism is equipped in the auxiliary-handle connecting pole, one end of the auxiliary-handle is mounted on the auxiliary-handle connecting pole, and the other end is equipped with inner core protection pipe; the auxiliary-handle it can slide axially in the auxiliary-handle connecting pole upper edge, and spring is additionally provided in the auxiliary-handle；The inner core is plugged in the inner core protection pipe, and one end is connect with the inner core bindiny mechanism, and there is the other end electrode, one end of the power cord to be connect with the inner core bindiny mechanism, and the other end is connect with the plug.The utility model has the advantages that simple in structure and easy to operation, and can realize pasteurised completely.

Description

Novel Bipolar radio frequency plasma knife

Technical field

The utility model is related to a kind of Novel Bipolar radio frequency plasma knives, belong to medical instruments field.

Background technology

Plasma blade is a kind of surgical tool, can be cut simultaneously and burning tissue, is a kind of common medical instrument.It is existing Have in technology, common plasma blade structure is as shown in Figure 1, include knife bar component 100, electrode body 200, handle 300 and electricity Source line 400, knife bar component 100, electrode body 200 and 300 three of handle coaxial arrangement, generally linear structure.

The plasma blade of existing structure have the shortcomings that it is very much, such as：

1, generally linear structure, and handle 300 mostly uses cylindrical structure, is on the one hand easy to skid, another party Face easy tos produce sense of aching using wrist for a long time；

2, surgical instrument is required for carrying out after each use stringent disinfection, but due in existing structure, electrode The outer tube of ontology 200 is an integral structure with handle 300, cannot achieve dismounting, and the casing and inner core of electrode body 200 Between spacing it is very smaller, therefore pasteurised completely difficult to realize；

3, power cord 400 and the junction of handle 300 are often bent, and are easy to cause junction and are fractureed.

4, the generally-straight type structure of the end head of electrode body 200, working range are very limited.

Utility model content

The purpose of this utility model is to provide a kind of Novel Bipolar radio frequency plasma knife, with solve it is in the prior art not Enough, it has the advantages that simple in structure and easy to operation, and can realize pasteurised completely.

The utility model provides a kind of Novel Bipolar radio frequency plasma knife, including handle, power cord, plug and inner core, The handle includes main handle and auxiliary-handle, and the upper end of the main handle has auxiliary-handle connecting pole, the auxiliary-handle connecting pole Interior to be equipped with inner core bindiny mechanism, one end of the auxiliary-handle is mounted on the auxiliary-handle connecting pole, and the other end is protected equipped with inner core Pillar, the auxiliary-handle it can slide axially in the auxiliary-handle connecting pole upper edge, and spring is additionally provided in the auxiliary-handle；It is described Inner core is plugged in the inner core protection pipe, and one end is connect with the inner core bindiny mechanism, and the other end has electrode, the electricity One end of source line is connect with the inner core bindiny mechanism, and the other end is connect with the plug.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the auxiliary-handle connecting pole is connect with the auxiliary-handle One end be socketed with guide sleeve, the outer wall of the guide sleeve and the auxiliary-handle connecting pole is interference fitted；The auxiliary-handle connection Mounting hole is equipped in column, the mounting hole is made of inner core construction section and inner core bindiny mechanism construction section, the inner core construction section It is equipped with limit baffle ring with the junction of inner core bindiny mechanism construction section, is set on the inner wall of inner core bindiny mechanism construction section There are multiple limited posts, the outer wall of the inner core bindiny mechanism to be equipped with and the matched limiting slot of the limited post, the inner core The inner wall of construction section is equipped with spring clip, and the outer wall of the end of the inner core is equipped with the card coordinated with the spring clip Slot.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the inner core bindiny mechanism includes insulation shell, anode Conductive column and negative conductive column, the positive conductive column and the negative conductive column be set to the insulation shell in, it is described just One end of pole conductive column and the negative conductive column is stretched out and is connect with the power cord, the two from one end of the insulation shell The other end from the other end of the insulation shell stretch out respectively as anode connection terminal and cathode connecting pin.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the inner core include insulation outer tube, anode electrode head and Negative electricity cartridge, the anode electrode head and the negative electricity cartridge are fixed on one end of the insulation outer tube, outside the insulation The end face of the other end of pipe is equipped with positive connecting terminal and cathode connecting terminal, and anode electrode silk is equipped in the insulation outer tube With negative electricity polar filament, the anode connecting terminal is connect by the anode electrode silk with the anode electrode head, the cathode Connecting terminal is connect by the negative electricity polar filament with the negative electricity cartridge.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the anode electrode silk and the negative electricity polar filament Material is titanium alloy；The anode electrode head and the negative electricity cartridge are symmetrical structure, their end is hemispherical； Insulating barrier is equipped between the anode electrode head and the negative electricity cartridge.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the insulation outer tube is equipped with the anode electrode head One end with the negative electricity cartridge is arc, and radian is 0 °~90 °.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the auxiliary-handle includes rod section, conduit part, connection Portion and protection pipe fixed part, the rod section, the conduit part and the interconnecting piece three are in T-shaped structure arrangement, and three Person is an integral structure, and one end of the conduit part is connect with the side of the rod section, and the other end connects with the interconnecting piece It connects, the conduit part is coaxially disposed with the interconnecting piece, and the conduit part is interior equipped with first through hole, the drawing with the interconnecting piece The second through-hole is equipped in bar portion, the first through hole is coaxially disposed with second through-hole, and the internal diameter of the first through hole is equal to The outer diameter of the guide sleeve, the internal diameter of second through-hole are equal to the outer diameter of the auxiliary-handle connecting pole；The protection pipe is fixed Portion includes cylindrical section and conical section, has cylindrical cavity in the cylindrical section, has conical cavity, the circle in the conical section Shell of column is connected through a screw thread with the interconnecting piece, and the end of the conical section has the through-hole for being connected to the conical cavity, described Inner core protection pipe one end is equipped with the cone connection coordinated with the conical cavity, and the internal diameter of the through-hole is protected equal to the inner core The outer diameter of pillar；The spring is plugged in the first through hole, and one end is abutted with the guide sleeve, the other end and the cone Shape interconnecting piece abuts.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that the side that the rod section is connect with the conduit part Outer wall on, be equipped with 3 finger holding tanks, wherein 1 finger holding tank is located at the top of the conduit part, in addition 2 The finger holding tank is located at the lower section of the conduit part.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that left shell and the right side of the main handle by symmetrical configuration Shell forms, and the chamber portion of the left shell is equipped with connecting pole, and the right shell body is equipped with the company coordinated with the connecting pole Hole is connect, is fixed together the left shell and the right shell body by screw；The connecting pole is solid equipped with power cord Determine block, the power cord fixed block is 2, is symmetricly set on the outer wall of the connecting pole, on 2 power cord fixed blocks It is equipped with threading hole.

In Novel Bipolar radio frequency plasma knife above-mentioned, it is preferable that further include conducting wire locating piece, the conducting wire locating piece packet End cap, connecting pole and claw are included, the end cap is set to one end of the connecting pole, and the claw is set to the another of the connecting pole It holds, it is the round estrade structure that multiple spring leafs surround, the end cap to have anti-skid bulge, the claw on the outer wall of the end cap It is equipped with cable-through hole with the connecting pole；Bottom in the main handle is solid construction, and has positioning on the solid construction Part connecting hole, the locating piece connecting hole are made of cylindrical section and round platform section, the cylindrical section of the locating piece connecting hole with it is described Connecting pole is connected through a screw thread, and the taper of the round platform section of the locating piece connecting hole is more than the taper of the claw.

Compared with prior art, the utility model includes handle, power cord, plug and inner core, and the handle includes main hand The upper end of handle and auxiliary-handle, the main handle has auxiliary-handle connecting pole, and being equipped with inner core in the auxiliary-handle connecting pole connects machine One end of structure, the auxiliary-handle is mounted on the auxiliary-handle connecting pole, and the other end is equipped with inner core protection pipe, and the auxiliary-handle can In the auxiliary-handle connecting pole upper edge, it slides axially, and spring is additionally provided in the auxiliary-handle；The inner core is plugged in described In core protection pipe, one end and inner core bindiny mechanism plugged and fixed, the other end have an electrode, one end of the power cord with The inner core bindiny mechanism connection, the other end are connect with the plug.

The utility model uses the structure of main handle and auxiliary-handle, and palmar hand blocks main handle when use, and finger pressing is secondary Handle, this handle arrangement meet the force custom of human body palm, and long-time operation will not make the wrist of operator generate acid Pain, and convenient for holding with a firm grip, will not slip.By the setting of inner core bindiny mechanism, can with inner core easy to disassemble, make inner core with it is interior Core protection pipe detaches, and realizes adequate disinfection.The utility model has the advantages that simple in structure easy to operation.

Description of the drawings

Fig. 1 is the axonometric drawing of plasma blade in the prior art；

Fig. 2 is the integrally-built axonometric drawing of the utility model；

Fig. 3 is the internal structure schematic diagram of the utility model；

Fig. 4 is the front view of left shell；

Fig. 5 is the axonometric drawing of inner core bindiny mechanism；

Fig. 6 is the axonometric drawing of inner core；

Fig. 7 is the internal structure schematic diagram of auxiliary-handle；

Fig. 8 is the axonometric drawing after conducting wire locating piece partly cut-away；

Fig. 9 is the explosive view of main handle；

Reference sign：1- power cords, 2- plugs, 3- inner cores, 4- main handles, 5- auxiliary-handles, 6- auxiliary-handle connecting poles, 7- inner cores bindiny mechanism, 8- inner core protection pipes, 9- springs, 10- guide sleeves, 11- inner core construction sections, 12- inner cores bindiny mechanism peace Fill section, 13- limit baffle rings, 14- limited posts, 15- limiting slots, 16- spring clipes, 17- card slots, 18- insulation shells, 19- anodes Conductive column, 20- negative conductive columns, 21- insulation outer tubes, 22- anode electrode heads, 23- negative electricity cartridges, 24- anode connecting terminals, 25- cathode connecting terminals, 26- anode electrode silks, 27- negative electricity polar filaments, 28- insulating barriers, 29- rod sections, 30- conduit parts, 31- interconnecting pieces, 32- first through hole, the second through-holes of 33-, 34- protect pipe fixed part, 35- cylindrical sections, 36- conical sections, 37- tapers Interconnecting piece, 38- through-holes, 39- finger holding tanks, 40- left shells, 41- right shell bodies, 42- connecting poles, 43- power cord fixed blocks, 44- threading holes, 45- conducting wire locating pieces, 46- end caps, 47- connecting poles, 48- claws, 49- spring leafs, 50- locating piece connecting holes, 51- electrodes, 52- levers, 53- cable-through holes, 100- knife bar components, 200- electrode bodies, 300- handles, 400- power cords.

Specific implementation mode

The embodiments described below with reference to the accompanying drawings are exemplary, is only used for explaining the utility model, and cannot solve It is interpreted as limitations of the present invention.

The embodiments of the present invention：As shown in Figures 2 and 3, a kind of Novel Bipolar radio frequency plasma knife, including handle, Power cord 1, plug 2 and inner core 3, wherein handle include main handle 4 and auxiliary-handle 5, and the upper end of main handle 4 has perpendicular cloth The auxiliary-handle connecting pole 6 set, auxiliary-handle connecting pole 6 is interior to be equipped with inner core bindiny mechanism 7, and one end of auxiliary-handle 5 is mounted on auxiliary-handle On connecting pole 6, the other end is equipped with inner core protection pipe 8, and auxiliary-handle 5 it can slide axially in 6 upper edge of auxiliary-handle connecting pole, auxiliary-handle Spring 9 is additionally provided in 5；Inner core 3 is plugged in inner core protection pipe 8, and one end is connect with inner core bindiny mechanism 7, and the other end has One end of electrode 51, power cord 1 is connect with inner core bindiny mechanism 7, and the other end is connect with plug 2.

In use, being assembled first, spring 9 is packed into auxiliary-handle 5 first, inner core 3 is then had into electrode 51 Inner core protection pipe 8 is inserted into one end from the left end of auxiliary-handle 5, then by the left end of inner core 3 be inserted into auxiliary-handle connecting pole 6 and with it is interior Core bindiny mechanism 7 docks, and then auxiliary-handle 5 is plugged on auxiliary-handle connecting pole 6, completes assembling at this time.When operation, by plug 2 are inserted on socket, and electric energy passes to inner core bindiny mechanism 7 by power cord 1, and inner core bindiny mechanism 7 passes to inner core 3, makes again The electrode 51 of inner core 3 works.It is a bit of only to stretch out inner core protection pipe 8 for one end of electrode 51 under normal circumstances, when with finger pull When auxiliary-handle 5, auxiliary-handle 5 is moved to the direction of main handle 4, while compressed spring 9, due to not having between inner core 3 and main handle 4 Relative displacement, therefore drive inner core protection pipe 8 to move while the movement of auxiliary-handle 5, inner core 3 then stretches out the portion of inner core protection pipe 8 Divide more and more, it is preferable that the inner core 3 of this case is made of memorial alloy, has the one of electrode 51 on inner core 3 under natural conditions End tool is there are one natural torsion, and the length for stretching out inner core protection pipe 8 with inner core 3 increases, which loses inner core protection The constraint of pipe 8 then restores to the original state, and gradually increases as extension elongation increases bending angle, therefore pass through the adjusting to auxiliary-handle 5 It may be implemented to perform the operation to patient's different parts, effectively expand working range.When finger discharges auxiliary-handle 5, in spring 9 Under the action of, auxiliary-handle 5 is moved with inner core protection pipe 8 to the direction far from main handle 4, the protection of 3 gradual retraction inner core of inner core In pipe 8.

Since the auxiliary-handle 5 of the utility model can be dismantled from main handle 4, and inner core 3 can be also freely disassembled, therefore can To realize adequate disinfection, the utility model is simple in structure in addition, is convenient for assembling and operation.

It, can also be by the auxiliary-handle 5 of the utility model, inner core protection pipe 8 and interior other than carrying out disinfection to the utility model Core 3 makes disposable part, and the part directly more renewed of having performed the operation every time can equally solve the problems, such as to sterilize halfway. If auxiliary-handle 5, inner core protection pipe 8 and inner core 3 are made disposable part, their the main material of casing part is preferably moulded Material.

It is preferably carried out in mode in one kind, incorporated by reference to such as Fig. 3, Fig. 4, Fig. 5 and Fig. 6, on the basis of the above embodiments, One end that the auxiliary-handle connecting pole 6 is connect with auxiliary-handle 5 is socketed with guide sleeve 10, guide sleeve 10 and auxiliary-handle connecting pole 6 Outer wall is interference fitted；Mounting hole is equipped in auxiliary-handle connecting pole 6, mounting hole is installed by inner core construction section 11 and inner core bindiny mechanism Section 12 forms, and the junction of inner core construction section 11 and inner core bindiny mechanism construction section 12 is equipped with limit baffle ring 13, and inner core connects machine The inner wall of structure construction section 12 is equipped with multiple limited posts 14, and the outer wall of inner core bindiny mechanism 7 is equipped with to be matched with limited post 14 Limiting slot 15, the inner wall of inner core construction section 11 is equipped with spring clip 16, and the outer wall of the end of inner core 3 is equipped with and Spring Card The card slot 17 of 16 cooperation of son.

By the setting of guide sleeve 10, position-limiting action can be played to auxiliary-handle 5, prevent auxiliary-handle 5 from loosening naturally, be arranged Limited post 14 can limit inner core bindiny mechanism 7, will not push inner core connection because of inner core 3 in grafting inner core 3 in this way Mechanism 7 and make its loosening, key effect is played with effective connect of inner core 3 to ensureing inner core bindiny mechanism 7, due to main handle 4 Shell be split left and right formula structure, therefore install when only need to be by the limiting slot 15 of 7 outer wall of inner core bindiny mechanism and limited post 14 It is compressed after alignment, is highly convenient for installing.The setting of spring clip 16 is that inner core 3 is loose out of inner core construction section 11 in order to prevent It is de-, also key effect is played with effectively connecting for inner core 3 for inner core bindiny mechanism 7.

Further, inner core bindiny mechanism 7 includes insulation shell 18, positive conductive column 19 and negative conductive column 20, and anode is led Electric column 19 and negative conductive column 20 are set in insulation shell 18, and one end of positive conductive column 19 and negative conductive column 20 is from insulation One end of shell 18, which is stretched out, simultaneously connect with power cord 1, the other end of the two from the stretching of the other end of insulation shell 18 respectively as Anode connection terminal and cathode connecting pin.Inner core 3 includes insulation outer tube 21, anode electrode head 22 and negative electricity cartridge 23, anode electricity Cartridge 22 and negative electricity cartridge 23 are fixed on one end of insulation outer tube 21, and the end face of the other end for the outer tube 21 that insulate is equipped with anode Connecting terminal 24 and cathode connecting terminal 25, insulation outer tube 21 is interior to be equipped with anode electrode silk 26 and negative electricity polar filament 27, and anode is even Contact point 24 is connect by anode electrode silk 26 with anode electrode head 22, and cathode connecting terminal 25 is by negative electricity polar filament 27 and bears Pole electrode tip 23 connects.

In order to allow the smooth sliding in inner core protection pipe 8 of inner core 3, it is preferable that can be by the outer diameter ratio for the outer tube 21 that insulate The small 1mm-3mm of the internal diameter design of inner core protection pipe 8.Positive connecting terminal 24 is that contact is connect with positive conductive column 19, is born Pole connecting terminal 25 is that contact is connect with negative conductive column 20, and traditional complicated connection side is replaced using this connection type Formula can effectively optimize the internal structure of the utility model.

Preferably, the material of anode electrode silk 26 and negative electricity polar filament 27 is titanium alloy；Anode electrode head 22 and cathode Electrode tip 23 is symmetrical structure, their end is hemispherical；It is equipped between anode electrode head 22 and negative electricity cartridge 23 exhausted Edge partition board 28.One end that the outer tube 21 that insulate is equipped with anode electrode head 22 and negative electricity cartridge 23 is arc, radian is 0 °~ 90 °, preferably 45 degree, why which is able to maintain that its shape, relies primarily on anode electrode silk 26 and negative electrode Silk 27, because their material titanium alloy has memory function.The end of anode electrode head 22 and negative electricity cartridge 23 is designed To be hemispherical, the utility model effective protection human body inner tissue and organ during being inserted into human body can be made.

Be preferably carried out in mode in another kind, as shown in Figure 3 and Figure 7, auxiliary-handle 5 include rod section 29, conduit part 30, Interconnecting piece 31 and protection pipe fixed part 34, rod section 29, conduit part 30 and 31 three of interconnecting piece in T-shaped structure arrangement, and Three is an integral structure, and one end of conduit part 30 is connect with the side of rod section 29, and the other end is connect with interconnecting piece 31, is led Pipe portion 30 and interconnecting piece 31 are coaxially disposed, conduit part 30 with first through hole 32 is equipped in interconnecting piece 31, the is equipped in rod section 29 Two through-holes 33, first through hole 32 and the second through-hole 33 are coaxially disposed, and the internal diameter of first through hole 32 is equal to the outer diameter of guide sleeve 10, the The internal diameter of two through-holes 33 is equal to the outer diameter of auxiliary-handle connecting pole 6；It includes cylindrical section 35 and conical section 36, circle to protect pipe fixed part 34 There is cylindrical cavity in shell of column 35, in conical section 36 there is conical cavity, cylindrical section 35 to be connected through a screw thread with interconnecting piece 31, circle There is the through-hole 38 of connection conical cavity, 8 one end of inner core protection pipe to be equipped with the taper coordinated with conical cavity for the end for boring section 36 Interconnecting piece 37, the internal diameter of through-hole 38 are equal to the outer diameter of inner core protection pipe 8；Spring 9 is plugged in first through hole 32, one end with lead It is abutted to set 10, the other end is abutted with cone connection 37.

The independent dismounting of inner core protection pipe 8 may be implemented using this structure for auxiliary-handle 5, can not be to pair when sterilizing in this way Rod section 29, conduit part 30 and the interconnecting piece 31 of handle 5 carry out disinfection, and keep disinfection more thorough.First through hole 32 is for accommodating pair The guide sleeve 10 and spring 9 of 6 end of handle connecting pole, guide sleeve 10 can be free to slide in first through hole 32, and sliding stroke takes Certainly in the length of first through hole 32, the second through-hole 33 is used to carry out with slide guide is merged with auxiliary-handle connecting pole 6, in addition the second through-hole 33 internal diameter is less than the internal diameter of first through hole 32, also acts the effect to the sliding limit of guide sleeve 10, makes auxiliary-handle 5 can not be from It is loosened naturally on auxiliary-handle connecting pole 6.When assembly, first auxiliary-handle 5 is plugged on auxiliary-handle connecting pole 6, then will be oriented to Set 10 is socketed in the end of auxiliary-handle connecting pole 6, since auxiliary-handle connecting pole 6 and guide sleeve 10 are interference fit, Guide sleeve 10 will not fall off easily, and then spring 9 is inserted into first through hole 32, it is made to be connected on guide sleeve 10, then will Inner core protection pipe 8 is mounted in protection pipe fixed part 34, and then rotation protection pipe fixed part 34, protects the cylinder of pipe fixed part 34 Section makes it be threadedly coupled with interconnecting piece 31, and the other end for tightening rear spring 9 is connected on cone connection 37.

Preferably, on the outer wall for the side that rod section 29 is connect with conduit part 30,3 finger holding tanks 39 are equipped with, wherein 1 A finger holding tank 39 is located at the top of conduit part 30, and in addition 2 finger holding tanks 39 are located at the lower section of conduit part 30.

The rod section 29 of auxiliary-handle and the finger of doctor can be made to match using this structure design, prevent finger from sliding It is de-, reduce the unexpected generation of operation.And be more convenient for finger force provided with finger holding tank 39, and doctor can also be made to adopt With a variety of prone positions, such as：Ordinary grip or reverse grip improve success rate of operation.

In a kind of optional embodiment, as shown in Fig. 3, Fig. 8 and Fig. 9,4 upper end of main handle is additionally provided with lever 52, shelves Bar 52 is for limiting the palmar hand of people.Main handle 4 is made of the left shell 40 and right shell body 41 of symmetrical configuration, left shell 40 chamber portion is equipped with connecting pole 42, and right shell body 41 is equipped with the connecting hole that coordinates with connecting pole 42, by screw by left housing Body 40 and right shell body 41 are fixed together；Connecting pole 42 is equipped with power cord fixed block 43, and power cord fixed block 43 is 2 It is a, it is symmetricly set on the outer wall of connecting pole 42, threading hole 44 is equipped on 2 power cord fixed blocks 43.

The setting of power cord fixed block 43 can separate the firewire of power cord 1 and zero curve, make to have therebetween certain Distance, prevent because long term wear cause line short, do harm to huamn body.In addition, power cord fixed block 43 is arranged On connecting pole 42, the structure of the utility model can be optimized, make full use of existing structure, reduce the usage amount of material.

Further include conducting wire locating piece 45, conducting wire locating piece 45 includes end cap 46, connecting pole 47 and claw 48, and end cap 46 is set to One end of connecting pole 47, claw 48 are set to the other end of connecting pole 47, and there is on the outer wall of end cap 46 anti-skid bulge, claw 48 to be The round estrade structure that multiple spring leafs 49 surround, end cap 46 and connecting pole 47 are equipped with cable-through hole 53；Bottom in main handle 4 is Solid construction, and there is locating piece connecting hole 50 on the solid construction, locating piece connecting hole 50 is made of cylindrical section and round platform section, The cylindrical section of locating piece connecting hole 50 is connected through a screw thread with connecting pole 47, and the taper of the round platform section of locating piece connecting hole 50 is more than The taper of claw 48.

The design of conducting wire locating piece 45 can carry out effective position to power cord 1, in this way can be in use for some time Change the position that power cord 1 is located at 45 end of conducting wire locating piece, prevent from bending a position for a long time, improves power cord 1 Service life, specific regulative mode is, so that connecting pole 47 and card is turned 48 by reversing end cap 46 and is detached from a locating piece connecting holes 50, the spring leaf 49 for losing constraint restores, and free end is away from each other to each other, can adjust the position of power cord 1 at this time, End cap 46 is tightened after regulating, card turns 48 and is moved to the round platform section of locating piece connecting hole 50, under the constraint of round platform section, each spring Piece 49 is compressed, and the outer wall for compressing power cord 1 is started, and realizes that the positioning to power cord 1, the design can effectively solve power cord 1 long-term bending and the problem of damage.

The structure, feature and effect of the utility model are described in detail based on the embodiments shown in the drawings, with Upper described is only the preferred embodiment of the utility model, but the utility model is to limit practical range shown in drawing, it is every according to Change made by conception according to the utility model, or be revised as the equivalent embodiment of equivalent variations, still without departing from specification and figure When showing covered spirit, it should be within the protection scope of the present utility model.

Claims

1. a kind of Novel Bipolar radio frequency plasma knife, including handle, power cord (1), plug (2) and inner core (3), feature exists In：The handle includes main handle (4) and auxiliary-handle (5), and the upper end of the main handle (4) has auxiliary-handle connecting pole (6), institute It states and is equipped with inner core bindiny mechanism (7) in auxiliary-handle connecting pole (6), one end of the auxiliary-handle (5) connects mounted on the auxiliary-handle Connect on column (6), the other end be equipped with inner core protection pipe (8), the auxiliary-handle (5) can auxiliary-handle connecting pole (6) upper edge its It slides axially, spring (9) is additionally provided in the auxiliary-handle (5)；The inner core (3) is plugged in the inner core protection pipe (8), One end is connect with the inner core bindiny mechanism (7), the other end have electrode (51), one end of the power cord (1) with it is described interior Core bindiny mechanism (7) connects, and the other end is connect with the plug (2).

2. Novel Bipolar radio frequency plasma knife according to claim 1, it is characterised in that：The auxiliary-handle connecting pole (6) The one end being connect with the auxiliary-handle (5) is socketed with guide sleeve (10), the guide sleeve (10) and the auxiliary-handle connecting pole (6) Outer wall interference fit；It is equipped with mounting hole in the auxiliary-handle connecting pole (6), the mounting hole is by inner core construction section (11) and interior Core bindiny mechanism construction section (12) forms, the connection of the inner core construction section (11) and inner core bindiny mechanism construction section (12) Place is equipped with limit baffle ring (13), and the inner wall of inner core bindiny mechanism construction section (12) is equipped with multiple limited posts (14), described The outer wall of inner core bindiny mechanism (7) is equipped with and the limited post (14) matched limiting slot (15), the inner core construction section (11) inner wall is equipped with spring clip (16), and the outer wall of the end of the inner core (3) is equipped with and the spring clip (16) The card slot (17) of cooperation.

3. Novel Bipolar radio frequency plasma knife according to claim 1 or 2, it is characterised in that：The inner core bindiny mechanism (7) include insulation shell (18), positive conductive column (19) and negative conductive column (20), the positive conductive column (19) and described negative Pole conductive column (20) is set in the insulation shell (18), the positive conductive column (19) and the negative conductive column (20) One end is stretched out from one end of the insulation shell (18) and is connect with the power cord (1), and the other end of the two is from the insulation The other end of shell (18) is stretched out respectively as anode connection terminal and cathode connecting pin.

4. Novel Bipolar radio frequency plasma knife according to claim 1, it is characterised in that：The inner core (3) includes insulation Outer tube (21), anode electrode head (22) and negative electricity cartridge (23), the anode electrode head (22) and the negative electricity cartridge (23) it is fixed on one end of the insulation outer tube (21), the end face of the other end of the insulation outer tube (21) is equipped with anode and connects Contact (24) and cathode connecting terminal (25), the insulation outer tube (21) is interior to be equipped with anode electrode silk (26) and negative electricity polar filament (27), the positive connecting terminal (24) is connect by the anode electrode silk (26) with the anode electrode head (22), described Cathode connecting terminal (25) is connect by the negative electricity polar filament (27) with the negative electricity cartridge (23).

5. Novel Bipolar radio frequency plasma knife according to claim 4, it is characterised in that：The anode electrode silk (26) and The material of the negative electricity polar filament (27) is titanium alloy；The anode electrode head (22) and the negative electricity cartridge (23) are pair Claim structure, their end is hemispherical；It is equipped between the anode electrode head (22) and the negative electricity cartridge (23) exhausted Edge partition board (28).

6. a kind of Novel Bipolar radio frequency plasma knife according to claim 4 or 5, it is characterised in that：The insulation outer tube (21) one end for being equipped with the anode electrode head (22) and the negative electricity cartridge (23) is arc, and radian is 0 °~90 °.

7. Novel Bipolar radio frequency plasma knife according to claim 2, it is characterised in that：The auxiliary-handle (5) includes drawing Bar portion (29), conduit part (30), interconnecting piece (31) and protection pipe fixed part (34), the rod section (29), the conduit part (30) it is arranged in T-shaped structure with the interconnecting piece (31) three, and three is an integral structure, the conduit part (30) One end is connect with the side of the rod section (29), and the other end is connect with the interconnecting piece (31), the conduit part (30) with Interconnecting piece (31) coaxial arrangement, the conduit part (30) is interior equipped with first through hole (32) with the interconnecting piece (31), described The second through-hole (33) is equipped in rod section (29), the first through hole (32) is coaxially disposed with second through-hole (33), described The internal diameter of first through hole (32) is equal to the outer diameter of the guide sleeve (10), and the internal diameter of second through-hole (33) is equal to the assistant The outer diameter of handle connecting pole (6)；The protection pipe fixed part (34) includes cylindrical section (35) and conical section (36), the cylindrical section (35) there is cylindrical cavity in, there is conical cavity, the cylindrical section (35) and the interconnecting piece in the conical section (36) (31) it is connected through a screw thread, the end of the conical section (36) has the through-hole (38) for being connected to the conical cavity, the inner core Protection pipe (8) one end is equipped with the cone connection (37) coordinated with the conical cavity, and the internal diameter of the through-hole (38) is equal to institute State the outer diameter of inner core protection pipe (8)；The spring (9) is plugged in the first through hole (32), one end and the guide sleeve (10) it abuts, the other end is abutted with the cone connection (37).

8. Novel Bipolar radio frequency plasma knife according to claim 7, it is characterised in that：The rod section (29) with it is described On the outer wall of the side of conduit part (30) connection, 3 finger holding tanks (39) are equipped with, wherein 1 finger holding tank (39) Top positioned at the conduit part (30), in addition 2 finger holding tanks (39) be located at the lower section of the conduit part (30).

9. Novel Bipolar radio frequency plasma knife according to claim 1, it is characterised in that：The main handle (4) is by structure The chamber portion of symmetrical left shell (40) and right shell body (41) composition, the left shell (40) is equipped with connecting pole (42), described Right shell body (41) is equipped with the connecting hole that coordinates with the connecting pole (42), by screw by the left shell (40) and the right side Shell (41) is fixed together；The connecting pole (42) is equipped with power cord fixed block (43), the power cord fixed block (43) it is 2, is symmetricly set on the outer wall of the connecting pole (42), is equipped with and wears on 2 power cord fixed blocks (43) String holes (44).

10. Novel Bipolar radio frequency plasma knife according to claim 1, it is characterised in that：It further include conducting wire locating piece (45), the conducting wire locating piece (45) includes end cap (46), connecting pole (47) and claw (48), and the end cap (46) is set to described One end of connecting pole (47), the claw (48) is set to the other end of the connecting pole (47), on the outer wall of the end cap (46) With anti-skid bulge, the claw (48) is the round estrade structure that surrounds of multiple spring leafs (49), the end cap (46) and described Connecting pole (47) is equipped with cable-through hole (53)；Bottom in the main handle (4) is solid construction, and is had on the solid construction Locating piece connecting hole (50), the locating piece connecting hole (50) are made of cylindrical section and round platform section, the locating piece connecting hole (50) cylindrical section is connected through a screw thread with the connecting pole (47), and the taper of the round platform section of the locating piece connecting hole (50) is big Taper in the claw (48).