CN110432983A - A kind of electrode fingers component - Google Patents
A kind of electrode fingers component Download PDFInfo
- Publication number
- CN110432983A CN110432983A CN201910834716.4A CN201910834716A CN110432983A CN 110432983 A CN110432983 A CN 110432983A CN 201910834716 A CN201910834716 A CN 201910834716A CN 110432983 A CN110432983 A CN 110432983A
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- pole
- work
- circuit
- distal end
- electrode fingers
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- 238000009413 insulation Methods 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 abstract description 20
- 230000015271 coagulation Effects 0.000 abstract description 20
- 230000008520 organization Effects 0.000 abstract description 10
- 230000023597 hemostasis Effects 0.000 abstract description 9
- 238000003780 insertion Methods 0.000 abstract description 8
- 230000037431 insertion Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 14
- 238000001356 surgical procedure Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 210000000080 chela (arthropods) Anatomy 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
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- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/1206—Generators therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
- A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/1206—Generators therefor
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/126—Generators therefor characterised by the output polarity bipolar
Abstract
The present invention discloses a kind of electrode fingers component, including bearing carrier and in the electrode assembly of bearing carrier distal end setting, the electrode assembly includes work pole and circuit pole, at least one of described work pole and circuit pole are moved in disconnected position and between near position relative to another one, the opposite side of work pole and both circuit pole is respective to clamp together portion, the circuit pole clamps together the through slot for offering in portion and extending to circuit pole distal end end face from the proximal end of circuit pole, it is remained electrically isolated from when leaning near position in the portion's of clamping together insertion through slot of work pole and with circuit pole, and the distal end that the work pole clamps together portion is aligned with the distal end of circuit pole.The present invention can carry out accurate surgical operation to the tissue of zonule, accurately coagulation can be carried out by clamping tissue, can also easily carry out point contact electric coagulation hemostasis, operation precision is high, achieve the purpose that process of refinement destination organization, while can quick separating and solidified structure.
Description
Technical field
The present invention relates to surgical medical equipment technology field more particularly to a kind of electrode fingers components.
Background technique
Procedures electrode pincers are a kind of common Electrosurgical instruments comprising the jaw member of the controllable opening and closing of a pair,
To catch the destination organization between the jaw member, jaw member is close to each other to apply mechanical clamping forces to tissue,
Electrosurgical energy is passed to tissue by one or more electrode surfaces of jaw member simultaneously, carries out the hand of cutting, coagulation
Art operation.
But the surgical operation accuracy of existing procedures electrode pincers is poor, it is difficult to carry out to zonule destination organization accurate
Cutting, coagulation are easy to cause to damage to non-target tissues, and operation wound is larger, and surgical effect is bad.
Summary of the invention
The technical problems to be solved by the invention and the technical assignment of proposition are improved to the prior art, and one kind is provided
Electrode fingers component, the surgical operation accuracy for solving the procedures electrode pincers in current technology are poor, it is difficult to zonule target group
Knit the problem of carrying out accurate cutting, coagulation.
In order to solve the above technical problems, the technical scheme is that
A kind of electrode fingers component, including bearing carrier and in the electrode assembly of bearing carrier distal end setting, the electricity
Pole component includes work pole and circuit pole, and at least one of the work pole and circuit pole are relative to another one in disconnected position
And moved between near position, the opposite side of work both pole and circuit pole clamps together portion, the pincers of the circuit pole to be respective
The through slot that circuit pole distal end end face is extended to from the proximal end of circuit pole is offered in conjunction portion, work pole clamps together when leaning near position
Portion is embedded in through slot, and the work pole clamps together the distal end in portion and is aligned with the distal end of circuit pole.
Work pole is embedded in through slot when electrode fingers component of the present invention is in using work pole and circuit pole by near position
Structure, work pole and circuit pole forms the electric field of closure, the high-speed motion of sodium ion and some other particle in tissue, Hong
The molecular link of tissue is hit, so that hydrogen bond be made to be broken, achievees the purpose that solidification, after tissue coagulation, impedance is got higher, and work pole fitting portion
Plasma is generated with tissue contacting portions, work pole can well cut tissue；
Circuit extremely on through slot extend to distal end end face from the proximal end of circuit pole, i.e. the unclosed through slot in the distal end of circuit pole
End, the distal end face of circuit pole have the notch in through slot section, work at the same time the distal end that pole clamps together the distal end and circuit pole in portion
Alignment, so that being in work pole and circuit pole can be to the group of zonule at the remote edge both when leaning near position clamped together
It knits accurate clamp of progress and realizes accurate cutting, coagulation in turn, easily circuit pole through slot can also be carried out using through slot clear
It washes, and point contact electric coagulation hemostasis can be carried out using the distal end end face of work pole and circuit pole when near position in leaning on for clamping together,
Operation precision is improved, achievees the purpose that process of refinement destination organization；
The sectional dimension size of work pole and circuit pole is much smaller than the length of work pole and circuit pole proximate, and
And the through slot design of circuit pole further reduces the distal end face area of circuit pole, and is in pincers in work pole and circuit pole
Work pole when leaning near position closed is embedded in through slot, and then the distal end face area for the pole that works is also smaller, and work pole at the time of surgery,
It can facilitate with the distal end end face of circuit pole and point contact electric coagulation hemostasis is carried out to lesser destination organization, further ensure and reach fine
Change the purpose of processing target tissue.
Further, the contact area that the work pole clamps together portion and tissue is less than circuit pole and clamps together portion to be connect with what is organized
Contacting surface product, is conducive to work pole fitting portion and tissue contacting portions generate plasma, and work pole can preferably carry out tissue
Cutting.
Further, the work pole clamps together the wedge-shaped in cross-section in portion, and reduction work pole clamps together portion and contacts with tissue
Area, so that work pole clamps together portion and the contact surface of tissue is further less than the contact surface that circuit pole clamps together portion and tissue, more
Be conducive to work pole fitting portion and tissue contacting portions generate plasma, work pole can preferably cut tissue.
Further, work pole is remained electrically isolated from circuit pole when the work pole is in circuit pole by near position,
Avoid the occurrence of short circuit situation and noenergy output lead to not carry out cutting, coagulation.
Further, it is provided in the through slot of the circuit pole for the electric insulation layer with the isolation of work pole, avoids work
Pole and circuit pole are in contact in accident leads to short circuit, further ensures that work pole is remained with circuit pole using electric insulation layer
Good electrical isolation improves protectiveness, ensures the carry out surgical operation that electrode fingers component can be stable.
Further, the electric insulation layer is the materials such as elastic electric insulation layer, such as rubber.
Further, have between work pole and the inner wall of through slot when the work pole and circuit pole are in by near position
Gap effectively avoids work pole from contacting generation short circuit with circuit pole, improves and use so that the pole that works is not in contact with circuit pole
Reliability.
Further, work pole is vertical with both circuit pole distal end when the work pole is in circuit pole by near position
In the flush of distal end extending direction, the tissue to zonule that can be convenient using the distal end end face for protecting work pole and circuit pole
Carry out accurate point contact electric coagulation hemostasis, it is not necessary to which wide-angle adjustment carries out point contact hemostasis, overcomes the limitation in surgical procedure
Property.
Further, the portion of clamping together of circuit pole is additionally provided with the teeth positioned at through slot two sides, prevents electrode fingers using teeth
Sliding occurs, falls off when component crawl, separation destination organization, improves the accuracy and reliability of operation.
Further, the work pole and circuit pole are in bending structure, can vise electrode fingers component direction of feed
The tissue of avris, suitable for different application environments, it is ensured that can facilitate, accurately carry out surgical operation.
Further, the sectional dimension of the work pole and both circuit pole is proximally to being distally gradually reduced, thus
The further distal end face area for reducing both work pole and circuit pole is more advantageous to and carries out accurately to the tissue of zonule
Surgical operation, while electrode assembly block vision is avoided, facilitate doctor to be clearly apparent the working condition of target position, reduces operation
Risk.
Further, the work pole and/or circuit pole are transported in disconnected position and between near position with rotating manner
Dynamic, the open angle of rotating manner is big, can very easily grab to tissue, and the convenience of surgical procedure is good.
Further, electrode fingers component further includes the actuator that bearing carrier distal end is extended to from bearing carrier proximal end, is driven
Moving part connects that it is driven to move in disconnected position and between near position by transmission mechanism and work pole and/or circuit pole.
Opening and closing, operation side are realized in the electrode assembly positioned at bearing carrier distal end that makes proximally by operation actuator of bearing carrier
Just, Reliability of Microprocessor is high.
Further, the transmission mechanism includes the extremely upper waist-shaped hole being arranged in work pole and/or circuit and penetrates in waist
Gear pin in type hole, the actuator are connect with gear pin.Structure is simple, compact, assembles conveniently, transmission can
Good by property, the stable drive work pole of actuator and/or circuit pole are moved in disconnected position and between near position.
Further, the bearing carrier is siphunculus, and actuator is penetrated inside siphunculus and moved along siphunculus to drive
It starts building to make pole and/or circuit pole to move in disconnected position and between near position, the work pole and conductive actuator electricity
Property connection, actuator periphery is provided with the first insulating layer, and the circuit pole and conductive siphunculus are electrically connected, and siphunculus outer wall is set
It is equipped with second insulating layer.Compact-sized, additional conductor cable that no setting is required, actuator is in siphunculus internal actions, not by the external world
Influence, Reliability of Microprocessor is high, and stability in use is good, and actuator and siphunculus pass through Power Supply Assembly and electrosurgical energy generating device
Connection, thus electrosurgical energy by actuator, siphunculus be transported to the work pole positioned at distal end, circuit extremely on, and then electrosurgery
Energy is applied to the tissue that electrode assembly touches and carries out cutting, coagulation to it.
A kind of operation device using above-mentioned electrode fingers component, including the operation structure being detachably connected with electrode fingers component
Part, the proximal end of the actuator are provided with connector, open up and are set for bearing carrier proximal end and actuator on operating member
The jack of proximal end insertion, is provided on the operating member in the end of jack direction of insertion and matches for the connector with actuator
Close the operable actuator of connection.Electrode fingers component of the present invention and operating member use dismountable connection structure,
Convenient for handling replacement, use cost is low.
Further, the locating piece by bearing carrier proximal end is provided on the bearing carrier, so that electrode fingers component connects
Connect on operating member keep bearing carrier position fix, so as to accurately utilize bearing carrier distal end electrode assembly into
Row electrosurgery operation, avoiding bearing carrier position from shifting influences surgical procedure precision, sets on the operating member
The fixed mechanism for preventing electrode fingers component from exiting jack has been set for limiting locating piece, has further ensured the position of bearing carrier
Stability avoids the occurrence of the situation that electrode fingers component is deviate from from operating member.
Further, the fixed mechanism includes the locating piece fixing sleeve slided on bearing carrier, and locating piece is fixed
Set and operating member connection limit locating piece clamping between locating piece fixing sleeve and the oral area of jack, and structure is simple, will
The bearing carrier of electrode fingers component is stably fixed on operating member, avoids occurring what electrode fingers component fell off in surgical procedure
Situation.
Further, the fixed mechanism includes sliding over locating piece fixing sleeve on bearing carrier and in the jack
Oral area setting the rotating seat rotated with receptacle axis, electrode fingers component passes through to be inserted into after the through-hole that opens up on rotating seat and insert
Hole, the locating piece fixing sleeve connect with rotating seat so that the clamped limit of locating piece locating piece fixing sleeve and rotating seat it
Between, so that entire electrode fingers component can be rotated together with rotating seat, enable the folding direction of work pole and circuit pole
Required proper angle is flexibly turned to, surgical procedure is conducive to.
Further, the actuator is movably connected on operating member, is provided on the actuator for connection
The pilot hole of head insertion and the limiting slot being connected to pilot hole, the oral area width of limiting slot are less than connector diameter, and operation is made
Moving part activity between initial bit and actuation position drives actuator to move, and structure is simple, easy to connect, reliable transmission is good,
When operating actuator carry out activity, connector is slided into limiting slot, since the oral area width of limiting slot is less than connector diameter
To which connector can not be exited from limiting slot, and then actuator is able to drive actuator and is moved.
Further, Power Supply Assembly is provided on the operating member, the Power Supply Assembly is included in operating member
The electrical connector for being connect with electrosurgical energy generating device of upper setting and be arranged in jack with bearing carrier
First contact sleeve of conductive naked section electrical contact and the second contact sleeve being in electrical contact with the conductive naked section of actuator, described the
One contact sleeve, the second contact sleeve are connect by conducting wire with electrical connector, and structure is simple, compact, and reliability of electrical connection is good, passes through electricity
Connector realizes that quickly electrical connection, stable conduction electrosurgical energy are more convenient to use.
Compared with prior art, the invention has the advantages that:
Electrode fingers modular construction of the present invention is simple, compact, and using dipolar configuration, electrosurgical energy acts only on mesh
Tissue is marked, negative plate cooperation is not needed, will not be powered to entire human body, can be avoided common monopolar electrode because negative plate is easily de-
Fall and caused by security risk, will not burn human body, eliminate the trouble needed using negative plate so that operation more safety and
It is convenient；
Circuit extremely on open up accommodate work pole through slot, and the pole that works clamp together the distal end and circuit pole in portion distal end it is right
Together, allow and accurate clamping is carried out in turn in fact to the tissue of zonule at the remote edge of work both pole and circuit pole
Now accurate cutting, coagulation；
It is remained electrically isolated from both when leaning near position in work pole and circuit pole in what is clamped together, avoids the occurrence of the situation of short circuit
And noenergy output leads to not carry out cutting, coagulation, and can utilize work pole and circuit when leaning near position in what is clamped together
The distal end end face of pole carries out point contact electric coagulation hemostasis, improves operation precision, achievees the purpose that process of refinement destination organization, overcome
Limitation in surgical procedure；
It effectively avoids that sliding occurs, falls off when crawl, separation destination organization, improves the accuracy and reliability of operation；
Visual field when surgical procedure is good, and doctor is facilitated to be clearly apparent the working condition of target position, reduces operation risk；
Electrode fingers component and operating member use dismountable connection structure, and convenient for handling, flexible applicability is good, using at
This is low.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the electrode fingers component of embodiment one；
Fig. 2 is the schematic diagram of the section structure of the electrode fingers component remote of embodiment one；
Fig. 3 is the schematic diagram of the section structure of the electrode fingers component proximal end of embodiment one；
Fig. 4 is the attachment structure schematic diagram of the work pole and actuator of embodiment one；
Fig. 5 is the distal end end structure illustration of work pole and circuit pole when leaning near position；
Fig. 6 is the structural schematic diagram that the electrode fingers component of embodiment one is connect with operating member；
Fig. 7 is the structural schematic diagram of actuator and actuator cooperation；
Fig. 8 is the schematic diagram of the section structure of the operating member of embodiment one；
Fig. 9 is the schematic diagram of the section structure of the electrode fingers component remote of embodiment two；
The work pole and circuit pole that Figure 10 is embodiment three are to the curved the schematic diagram of the section structure of through slot depth direction；
Figure 11 be embodiment three work pole and overlooking structure diagram from circuit pole to through slot right lateral bending；
Figure 12 is the schematic diagram of the section structure of the operating member of example IV；
Figure 13 is the first the schematic diagram of the section structure of work pole and circuit pole when leaning near position of embodiment five；
Figure 14 is the schematic diagram of the section structure of second of the work pole and circuit pole of embodiment five when leaning near position；
Figure 15 is the schematic diagram of the section structure of the third work pole and circuit pole of embodiment five when leaning near position.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of electrode fingers component disclosed by the embodiments of the present invention, structure is simple, compact, can carry out to zonule destination organization
Accurate cutting, coagulation, reduce operation wound, effectively avoid causing to damage to non-target tissues, and operation fineness is good, are conducive to
Post-operative recovery.
Herein, term " proximal end " refers to the equipment end or part thereof closer to user, and term " distal end " refers to
Further from the equipment end or part thereof of user.
Embodiment one
As shown in Figures 1 to 8, operation device is connected and composed by electrode fingers component and operating member, and electrode fingers component includes
Bearing carrier 1 and the electrode assembly being distally arranged in bearing carrier 1, bearing carrier 1 are a straight pipe, and are conductive steel
Pipe, electrode assembly mainly include work pole 2 and circuit pole 3, and work at least one of pole 2 and circuit pole 3 exist relative to another one
It disconnected position and is moved between near position, in the present embodiment, circuit pole 3 is electrically connected with siphunculus and position is fixed,
The pole 2 that only works is moved in disconnected position and between near position relative to circuit pole 3, and electrode assembly further includes in the distal end of siphunculus
Fixed insulating part 4, the work pole 2 is rotatably connected on insulating part 4 by the rotating pin 41 of insulation, thus the pole 2 that works
In a rotating manner close to circuit pole 3 or far from circuit pole 3, having penetrated in siphunculus can move back and forth along siphunculus length direction
Actuator 5, actuator 5 connect with work pole 2 by transmission mechanism to drive the rotation of work pole 2, and transmission mechanism is included in work
Make the waist-shaped hole 21 being arranged on pole 2 and penetrates the gear pin 51 in waist-shaped hole 21, distal end and the gear pin 51 of actuator 5
Connection, actuator 5 drive work pole 2 in a rotating manner in disconnected position and by peri position along the movement of siphunculus length direction
It is moved between setting, and actuator 5 is conductive metallic rod, gear pin 51 is conductive metalwork, thus work pole 2 and drive
Moving part 5 conducts, and circuit pole 3 is conducted with siphunculus, and 5 periphery of actuator is provided with the first insulating layer 52, the setting of siphunculus outer wall
There is second insulating layer 11, avoid the situation that short circuit occurs, actuator 5 and siphunculus are filled by Power Supply Assembly with electrosurgical energy
Set connection, thus electrosurgical energy by actuator, siphunculus be transported to the work pole positioned at siphunculus distal end, circuit extremely on, in turn
Electrosurgical energy be applied to the tissue that electrode assembly touches it is cut, coagulation.
The opposite side of both work pole 2 and circuit pole 3 be it is respective clamp together portion, the clamping together of circuit pole 3 offered in portion from
The proximal end of circuit pole 3 extends to the through slot 31 of 3 distal end end face of circuit pole, i.e. the distal end end face that is through to circuit pole 3 of through slot 31, returns
The distal end face of road pole has the notch in through slot section, the pincers for the pole 2 that works when work pole 2 and circuit pole 3 are in by near position
State conjunction portion insertion through slot 31 and remained electrically isolated from circuit pole 3, and the pole 2 that works clamps together the distal end and circuit pole 3 in portion
Distal end is aligned, the distal end of pole 2 and circuit the pole 3 so that pole 2 that works works in disconnected position and the movement conversion between near position
Edge can carry out accurate clamping to the tissue of zonule and implement cutting, coagulation, improve the fineness of surgical operation；
The mode for keeping work pole 2 to be electrically insulated with circuit pole 3 when the portion of clamping together for the pole 2 that works is embedded in through slot 31 can have more
Kind, first way is that have gap between work pole 2 and the inner wall of through slot 31, i.e. the transverse width of through slot 31 is greater than work pole
Transverse width, and the bottom side of work pole 2 and through slot 31 also remains with gap, it is ensured that does not send out completely with circuit pole 3 work pole 2
Raw contact is electrically insulated always both to ensure, avoids the occurrence of the situation of short circuit；The second way is that setting is used on circuit pole 3
With work pole 2 completely cut off electric insulation layer, be by it electric insulation layer is set in through slot 31, thus even if work pole 2 stick on it is logical
Work pole 2 is also able to maintain on 31 wall surface of slot to be electrically insulated with circuit pole, avoids the occurrence of the situation of short circuit；The third mode is then first
The combination of kind mode and the second way, the wall surface of through slot 31 while between work pole 2 and the inner wall of through slot 31 with gap
On be additionally provided with for work pole 2 completely cut off electric insulation layer, being ensured using dual measure can between work pole 2 and circuit pole 3
That leans on reaches electrical isolation, ensures the stability that electrode fingers component uses.
In the present embodiment, pole 2 and circuit pole 3 as shown in Fig. 2, work pole 2 and circuit pole 3 work when being in by near position
The two distal end is flush perpendicular to distal end extending direction, so that the distal end end face of work pole and circuit pole can be easily to small
The tissue in region carries out accurate point contact electric coagulation hemostasis, it is not necessary to which wide-angle adjustment carries out point contact hemostasis, overcomes operation behaviour
Limitation in work.
Work pole 2 clamps together portion and the contact area of tissue is less than the contact area that circuit pole 3 clamps together portion and tissue, and work pole
Cross section can be in various shape, it is preferred that work pole 2 clamps together the wedge-shaped in cross-section in portion, that is, the pole 2 that works clamps together the width in portion
It spends more and more narrow to the depth direction of through slot, is conducive to work pole fitting portion and tissue contacting portions and generates plasma, work
Pole can preferably cut tissue.
The teeth 32 being also provided in portion positioned at 31 two sides of through slot are clamped together in circuit pole 3, can prevent electrode fingers component from grabbing
Sliding occurs when taking, separating destination organization, falls off.
The sectional dimension of 3 the two of pole 2 and circuit pole that works is proximally to being distally gradually reduced, that is, work pole 2 and circuit pole 3
Proximally to distal end tapers down, doctor is facilitated to be clearly apparent the working condition of target position, reduces operation risk, further
The distal end face area for reducing both work pole and circuit pole is more advantageous to and carries out accurate operation work to the tissue of zonule
Industry.
In order to ensure that the stable length direction along siphunculus of actuator 5 moves back and forth, it is provided in the proximal end of siphunculus stifled
Head plug sleeve 12, actuator 5 is pierced by the proximal end of siphunculus from plug plug sleeve 12, and is additionally provided on the outer wall of siphunculus close by siphunculus
The locating piece 13 of side is held, locating piece 13 avoids electrode fingers component from making for carrying out positioning and fixing when installing electrode fingers group
With being in the presence of falling off in the process, accuracy and reliability when being performed the operation using electrode fingers component are ensured.Siphunculus it is close
End is provided with the uncoated conductive naked section for having second insulating layer 11 of outer wall, is used to be electrically connected with Power Supply Assembly, actuator 5
Proximal end be also provided with the uncoated conductive naked section for having the first insulating layer 52 of outer wall, be used for and Power Supply Assembly be electrically connected.
As shown in Fig. 3, Fig. 6~Fig. 8, the proximal end of actuator 5 is provided with connector 53, and connector 53 uses bulb knot
Structure can be realized easily and is detachably connected, and entire electrode fingers component is conveniently replaceable.Proximal end, that is, bearing carrier 1 of electrode fingers component
Proximal end and the proximal end of actuator 5 are removably attachable on operating member 6, are opened up and are set for carrying structure on the operating member 6
The jack 61 that 1 proximal end of part and the proximal end of actuator 5 are inserted into together, the oral area that locating piece 13 is resisted against jack 61 are positioned, institute
It states and is provided in the end of 61 direction of insertion of jack for the work with the mating connection of the connector 53 of actuator 5 on operating member 6
Moving part 62, the actuator 62 are rotatably connected on operating member 6, are provided on the actuator 62 and are inserted for connector 53
The pilot hole 621 entered and the limiting slot 622 being connected to pilot hole 621, it is straight that the oral area width of limiting slot 622 is less than connector 53
Diameter, limiting slot 622 extend outwardly from the edge of pilot hole 621, and actuator 62 carries out rotation to drive actuator 5 along siphunculus
Length direction move back and forth so that work pole 2 moved in disconnected position and between near position relative to circuit pole 3,
It is provided with fixed handle 63 on operating member 6, is connected with flexible handle 64 on actuator 62, control actuation that can be more convenient
Part 62 is rotated.
Bearing carrier 1 is fixed when electrode fingers component is inserted in jack or bearing carrier 1 can be inserted into along jack 61
Direction circumferentially rotates, and uses the fixed mode of bearing carrier 1 in the present embodiment, the periphery of the jack 61 is provided with spiral shell
Line, locating piece fixing sleeve 7 slides over siphunculus periphery and is spirally connected with 61 periphery of jack, so that locating piece 13 is clamped and fixed in positioning
Between part fixing sleeve 7 and the oral area of jack 61, so that the bearing carrier 1 of electrode fingers component is stably fixed on operating member 6,
It avoids that the situation that electrode fingers component falls off occurs in surgical procedure, ensures the reliability of surgical procedure.
The Power Supply Assembly 8 for connecting with electrosurgical energy generating device is provided on operating member 6, Power Supply Assembly 8 wraps
Include the first contact sleeve 81, conductive exposed with actuator 5 of the electrical contact being arranged in jack 61 with siphunculus conductive naked section
The second contact sleeve 82 and electrical connector 83 of section electrical contact, first contact sleeve 81, the second contact sleeve 82 pass through conducting wire
It is connect with electrical connector 83, the electrical connector 83 uses female type structure comprising socket work pole 831 and receptacle loop
Pole 832, socket work pole 831 and the combination of receptacle loop pole 832 constitute a column structure, and socket work pole 831 and socket return
Road pole 832 is located at the different location of column structure length direction, and socket works to be led between pole 831 and receptacle loop pole 832
It crosses socket insulating part 833 to separate, is provided with protective case 834 in the periphery of column structure and comes effective protection socket work pole 831
With receptacle loop pole 832.
Embodiment two
As shown in figure 9, the difference from embodiment 1 is that, opened up on the work pole 2 length direction perpendicular to
The slotted hole 1 of siphunculus length direction is provided on the fixed insulating part 4 in siphunculus distal end and penetrates in slotted hole 1
Be oriented to pin 1, thus work pole 2 in the direction perpendicular to siphunculus length along straight line in disconnected position and by near position
Between move, work pole 2 on be additionally provided with the slotted hole 2 23 for favouring siphunculus length direction, penetrate the actuator in siphunculus
5 connect with the guiding pin 2 54 penetrated in slotted hole 2 23, and actuator 5 drives work along the movement of siphunculus length direction
Pole 2 separates in the direction perpendicular to siphunculus length with circuit pole 3 or close, and actuator 5 and guiding pin 2 54 are all conduction
Electrosurgery ability is transmitted on work pole 2 by material from Power Supply Assembly by actuator 5 and guiding pin 2 54.
Embodiment three
As shown in Figure 10 and Figure 11, the difference from embodiment 1 is that, work pole 2 and circuit pole 3 are in bending structure,
Work pole 2 and circuit pole 3 can be also possible to the opening side to through slot 31 for the bending structure of the depth direction of through slot 31
To bending structure, can also be the bending structure to two side directions of through slot 31, work pole 2 and circuit pole 3 are using curved
Curved structure can vise the tissue of electrode fingers component direction of feed avris, suitable for different surgical scenes.
Example IV
As shown in figure 12, with embodiment one the difference lies in that can be along the week of 61 direction of insertion of jack using bearing carrier 1
To the mode of rotation, the oral area of the jack 61, which is provided with, to be rotated freely using the direction of insertion of jack 61 as rotation axis
Rotating seat 71, the through-hole that the proximal end of 1 proximal end of bearing carrier and actuator 5 is opened up from rotating seat 71 is inserted into after passing through
In jack 61, locating piece 13 is resisted against on rotating seat 71, and screw thread is provided on rotating seat 71, and locating piece fixing sleeve 7 slides over logical
Pipe periphery is simultaneously spirally connected with rotating seat 71 so that locating piece 13 is clamped and fixed in the openings of locating piece fixing sleeve 7 Yu rotating seat 71
Between portion.Since rotating seat 71 can be freely rotated, so that entire electrode fingers component can be rotated with 71 instrument of rotating seat,
So that the folding direction of work pole 2 and circuit pole 3 turns to required proper angle, using flexible is more preferable, convenient for more smart
Really, it is easily operated.
Embodiment five
As shown in Figure 13 and Figure 14, with embodiment one the difference lies in that when work pole 2 and circuit pole 3 are in by near position
Both work pole 2 and circuit pole 3 distal end are the oblique flush for favouring distal end extending direction, be can be on the extending direction of distal end
The distal end of work pole 2 is more than the distal end of circuit pole 3, and the distal end for being also possible to circuit pole 3 is more than the distal end of work pole 2, such as Figure 15
It is shown, it can also be the chimeric region for clamping together portion Yu through slot 31 for the pole 2 that works when work pole 2 and circuit pole 3 are in by near position
Protrude from the structure of distal end extending direction, that is, the distal end of work pole 2 and circuit pole 3 constitutes horn structure, more than by the way of
Can accurate point contact coagulation easily be carried out come the tissue to zonule using the distal end end face of work pole and circuit pole
Hemostasis.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (11)
1. a kind of electrode fingers component, which is characterized in that including bearing carrier (1) and in the electricity of bearing carrier (1) distal end setting
Pole component, the electrode assembly include work pole (2) and circuit pole (3), in the work pole (2) and circuit pole (3) extremely
Few one is moved in disconnected position and between near position relative to another one, and work the opposite of both pole (2) and circuit pole (3)
Side be it is respective clamp together portion, the clamping together to be offered in portion from the proximal end of circuit pole (3) of the circuit pole (3) extends to circuit pole
(3) through slot (31) of distal end end face, when leaning near position, the portion of clamping together of work pole (2) is embedded in through slot (31), and the work
Make pole (2) and clamp together the distal end in portion to be aligned with the distal end of circuit pole (3).
2. surgical clamp according to claim 1, which is characterized in that the work pole (2) clamps together the contact in portion with tissue
Area is less than the contact area that circuit pole (3) clamp together portion and tissue.
3. surgical clamp according to claim 2, which is characterized in that the work pole (2) clamps together the cross section in portion in wedge
Shape.
4. electrode fingers component according to claim 1, which is characterized in that the work pole (2) is in circuit pole (3)
Work pole (2) is remained electrically isolated from circuit pole (3) when by near position.
5. electrode fingers component according to claim 4, which is characterized in that setting in the through slot (31) of the circuit pole (3)
Have for the electric insulation layer with work pole (2) isolation.
6. surgical clamp according to claim 5, which is characterized in that the electric insulation layer is elastic electric insulation layer.
7. electrode fingers component according to claim 4, which is characterized in that the work pole (2) is in circuit pole (3)
Work pole (2) when by near position has gap between the inner wall of through slot (31).
8. electrode fingers component according to any one of claims 1 to 7, which is characterized in that the work pole (2) and circuit pole
(3) in by near position both work pole (2) and circuit pole (3) distal end are the flush perpendicular to distal end extending direction when.
9. electrode fingers component according to any one of claims 1 to 7, which is characterized in that circuit pole (3) clamp together
Portion is additionally provided with the teeth (32) positioned at through slot (31) two sides.
10. electrode fingers component according to any one of claims 1 to 7, which is characterized in that the work pole (2) and return
Road pole (3) is in bending structure.
11. electrode fingers component according to any one of claims 1 to 7, which is characterized in that the work pole (2) and return
The sectional dimension of both road pole (3) is proximally to being distally gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910834716.4A CN110432983A (en) | 2019-09-05 | 2019-09-05 | A kind of electrode fingers component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910834716.4A CN110432983A (en) | 2019-09-05 | 2019-09-05 | A kind of electrode fingers component |
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| CN110432983A true CN110432983A (en) | 2019-11-12 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910834716.4A Pending CN110432983A (en) | 2019-09-05 | 2019-09-05 | A kind of electrode fingers component |
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