CN104013465B - Medical bipolar ablation device with angle adjusting function - Google Patents
Medical bipolar ablation device with angle adjusting function Download PDFInfo
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- CN104013465B CN104013465B CN201410229523.3A CN201410229523A CN104013465B CN 104013465 B CN104013465 B CN 104013465B CN 201410229523 A CN201410229523 A CN 201410229523A CN 104013465 B CN104013465 B CN 104013465B
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- bipolar ablation
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Abstract
The invention discloses a medical bipolar ablation device with an angle adjusting function. The medical bipolar ablation device comprises a V-shaped spring handle, an adjustable sheath pipe device, a bipolar ablation device inner core and an inner core fixing device, the two ends of the V-shaped spring handle are fixedly connected with the bottom of a sheath pipe connecting body and the bottom of the inner core fixing device respectively, and two symmetrically-arranged locating connecting rods are arranged between the sheath pipe connecting body and the inner core fixing device. One side of the sheath pipe connecting body is connected with the adjustable sheath pipe device through threads, a rubber sealing cap is arranged on the other side of the sheath pipe connecting body, and a through hole is formed in the center of the sheath pipe connecting body. The bipolar ablation device inner core is arranged in the adjustable sheath pipe device, and one end of the bipolar ablation device inner core penetrates through the sheath pipe connecting body and is fixedly arranged in the inner core fixing device. The medical bipolar ablation device can stretch into internal tissue with a small pipe diameter, and has the advantages that the head angle of the ablation device can flexibly rotate, and the adjustable sheath pipe device can rotate by 360 degrees, the work rang of the ablation device is greatly expanded, and treatment on tissue in the small lumen in the minimally invasive surgery is facilitated.
Description
Technical field
The present invention relates to the medical bipolar ablation device of a kind of band angle regulating function, belong to medical instruments field.
Background technology
In the prior art, the conventional medical device that melts generally uses the mode of bipolar forceps shape to carry out bipolar ablation, is a kind of people
The device combined for the both positive and negative polarity controlled, and this apparatus volume is bigger, it is impossible to enter narrow space and carry out melting merit
Energy.
It addition, traditional medical working sheath pipe melting device is straight tube, not having angle, therefore working range is less, performs the operation
Time operate pretty troublesome.Additionally tradition melts the bad control of heat setting temperature of device, easily other internal tissue is caused damage
Wound.
Summary of the invention
It is an object of the invention to, it is provided that the medical bipolar ablation device of a kind of band angle regulating function, it can be stretched with relatively slim pipe diameter
Enter inside of human body tissue, and have melt device head angle can flexible rotating, scalable sheath pipe device can 360 degree of rotations
Advantage, extend the working range melting device greatly, facilitate the treatment to tiny interior intraluminal tissue in Minimally Invasive Surgery.
Technical scheme: the medical bipolar ablation device of a kind of band angle regulating function, including " V " font hand spring
Handle, scalable sheath pipe device, sheath pipe connector, bipolar ablation device inner core and inner core holder, the two of " V " font spring handle
End is fixing with the bottom of sheath pipe connector and inner core holder respectively to be connected, and is provided with 2 between sheath pipe connector and inner core holder
The positioning link bar being arranged symmetrically with；The side of sheath pipe connector is threaded connection with scalable sheath pipe device, and opposite side is provided with rubber
Glue seals cap, and the center of sheath pipe connector is provided with through hole；Bipolar ablation device inner core is installed in scalable sheath pipe device, and
Wherein one end through sheath pipe connector and is fixed in inner core holder.Sheath pipe connector and scalable sheath pipe device pass through screw thread
Connect, so can make the 360 degree of rotations of scalable sheath pipe device, thus reach suitable operating position, enable a physician to not
Complete different parts is melted work in the case of conversion operating angle.
In the medical bipolar ablation device of aforesaid this band angle regulating function, inner core holder includes housing, insulating barrier, just
Pole pitman, negative pole pitman and cylindrical locking bar, be provided with the first core passageway in housing, the afterbody of housing is provided with positive pole even
Taking over the baton and negative pole pitman, insulating barrier is arranged between positive pole pitman and negative pole pitman, being shorter in length than of positive pole pitman
Negative pole pitman, the tail end of positive pole pitman and negative pole pitman is equipped with contact；Housing is provided with and is perpendicular to the first core passageway
Hole, cylindrical locking bar is inserted in hole, and the bottom of cylindrical locking bar is provided with the first spring, and housing, cylindrical locking bar are stretched out in top
It is provided with the through hole being parallel to the first core passageway.
In the medical bipolar ablation device of aforesaid this band angle regulating function, described positioning link bar is by interior bar and trocar sheath group
Becoming, interior bar is located in trocar sheath and the two is slidably connected；Wherein one end of interior bar is fixed on inner core holder, its of trocar sheath
Middle one end is fixed on sheath pipe connector.
In the medical bipolar ablation device of aforesaid this band angle regulating function, scalable sheath pipe device includes attaching nut, fixes
Sheath pipe, angular adjustment button, sealing plate, connecting filament, movable sheath pipe and rubber linking tube, one end of fixing sheath pipe and attaching nut
Fixing connection, the other end is rotationally connected with movable sheath pipe by rotating shaft, and rubber linking tube is socketed in fixing sheath pipe and movable sheath pipe
Junction；Being equipped with the second core passageway and connecting filament passage in fixing sheath pipe and movable sheath pipe, connecting filament passage is arranged on second
The underface of core passageway, connecting filament is arranged in connecting filament passage, and angular adjustment button is socketed on fixing sheath pipe, fixing sheath pipe
The top of the one end being connected with attaching nut is provided with the hemispherical groove being equally spaced, and is provided with spacing ball in angular adjustment button,
Spacing ball be arranged over the second spring；The bottom of fixing sheath pipe is additionally provided with chute, the position of chute and the position of hemispherical groove
Put corresponding；Being provided with sealing plate in chute, the middle part of chute is provided with through hole, sealing plate middle part be fixed on angular adjustment button,
One end of connecting filament is fixing with sealing plate to be connected, and the other end is connected by the second axis of rotation with the bottom of movable sheath pipe.
In the medical bipolar ablation device of aforesaid this band angle regulating function, bipolar ablation device inner core includes insulate outer tube, positive pole
Electrode tip and negative electricity cartridge, positive electrical cartridge and negative electricity cartridge are fixed on one end of insulation outer tube, the other end of insulation outer tube
It is provided with cathode metal and connects ring and negative metal connection ring, in insulation outer tube, be provided with positive electrical polar filament and negative electricity polar filament, positive pole gold
Belonging to connection ring to be connected with positive electrical cartridge by positive electrical polar filament, negative metal connects ring by negative electricity polar filament and negative electricity cartridge
Connect；The second insulating barrier it is provided with between positive electrical cartridge and negative electricity cartridge.
In the medical bipolar ablation device of aforesaid this band angle regulating function, fixing sheath pipe is identical with the diameter of movable sheath pipe, its
Diameter is 1.5mm～3mm；A diameter of 1mm～2.5mm of described insulation outer tube.
In the medical bipolar ablation device of aforesaid this band angle regulating function, fixing sheath pipe is identical with the diameter of movable sheath pipe, its
Diameter is 2.5mm；A diameter of 2mm of described insulation outer tube.
In the medical bipolar ablation device of aforesaid this band angle regulating function, positive electrical cartridge and negative electricity cartridge are symmetrical junction
Structure, their end is hemispherical.It is to hurt body to prevent end the sharpest that end is designed as hemispherical purpose
Interior tissue and organ.
In the medical bipolar ablation device of aforesaid this band angle regulating function, the material of described connecting filament is memorial alloy.
In the medical bipolar ablation device of aforesaid this band angle regulating function, the angle between fixing sheath pipe and movable sheath pipe is
90 degree～180 degree.
In the medical bipolar ablation device of aforesaid this band angle regulating function, the angle between fixing sheath pipe and movable sheath pipe is
135 degree.
Compared with prior art, the present invention achieves work by arranging fixing sheath pipe, movable sheath pipe, angular adjustment button and connecting filament
0 to 90 degree of dynamic sheath pipe rotate, and make bipolar ablation device inner core also concomitant rotation, thus meet the tissue to each position or device
Official carries out melting heat setting, is threaded connection additionally, due between fixing sheath pipe and sheath pipe connector, therefore can turn with 360 degree
Dynamic, make the present invention the most flexibly, conveniently.
Positive and negative polarities are separated by the second insulating barrier, and they exist minute interval, and the function melted just produces between the two poles of the earth
Point, remaining position does not all have ablation functionality.And the temperature of heat setting controls the lowest, so while melting, also will not cause
The heat damage to its hetero-organization.The present invention can be used in narrow space and perform the operation, such as cerebral operations, spinal operation,
Otorhinolaryngologic operation etc..
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the structural representation after this inner core holder is cut open；
Fig. 3 is this positioning link bar and the structural representation of sheath pipe connector；
Fig. 4 is the structural representation of this scalable sheath pipe device wherein one end；
Fig. 5 is the structural representation of this scalable sheath pipe device other end；
Fig. 6 is movable sheath pipe and the structural representation that fixing sheath pipe clamp angle is 135 degree；
Fig. 7 is movable sheath pipe and the structural representation that fixing sheath pipe clamp angle is 90 degree；
Fig. 8 is the structural representation of bipolar ablation device inner core.
Being labeled as in accompanying drawing: 1-" V " font spring handle, 2-scalable sheath pipe device, 3-sheath pipe connector, 4-is bipolar
Melt device inner core, 5-inner core holder, 6-positioning link bar, 7-rubber seal cap, 8-through hole, 9-housing, 10-insulation every
Plate, 11-positive pole pitman, 12-negative pole pitman, 13-cylinder locking bar, 14-the first core passageway, 15-contact, 16-
Hole, 17-the first spring, 18-through hole, bar in 19-, 20-trocar sheath, 21-attaching nut, 22-fixes sheath pipe, 23-angle
Adjusting knob, 24-sealing plate, 25-connecting filament, 26-activity sheath pipe, 27-rubber linking tube, 28-the second core passageway, 29-is even
Meet a passage, 30-hemispherical groove, the spacing ball of 31-, 32-the second spring, 33-chute, 34-through hole, 35-second turn
Axle, 36-rotating shaft, 37-insulate outer tube, 38-positive electrical cartridge, 39-negative electricity cartridge, and 40-cathode metal connects ring, and 41-bears
Pole metal connects ring, 42-positive electrical polar filament, 43-negative electricity polar filament, 44-the second insulating barrier.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings, but is not intended as the foundation limiting the present invention.
Embodiments of the invention 1: as it is shown in figure 1, the medical bipolar ablation device of a kind of band angle regulating function, including " V "
Font spring handle 1, scalable sheath pipe device 2, sheath pipe connector 3, bipolar ablation device inner core 4 and inner core holder 5,
The two ends of " V " font spring handle 1 are fixing with the bottom of sheath pipe connector 3 and inner core holder 5 respectively to be connected, sheath Guan Lian
2 positioning link bars being arranged symmetrically with 6 it are provided with between junctor 3 and inner core holder 5；The side of sheath pipe connector 3 is with adjustable
Joint sheath pipe device 2 is threaded connection, and opposite side is provided with rubber seal cap 7, and the center of sheath pipe connector 3 is provided with through hole
8；Bipolar ablation device inner core 4 is installed in scalable sheath pipe device 2, and wherein one end through sheath pipe connector 3 and is fixed
In inner core holder 5.
As in figure 2 it is shown, inner core holder 5 includes housing 9, insulating barrier 10, positive pole pitman 11, negative pole pitman 12
With cylindrical locking bar 13, being provided with the first core passageway 14 in housing 9, the afterbody of housing 9 is provided with positive pole pitman 11 and bears
Pole pitman 12, insulating barrier 10 is arranged between positive pole pitman 11 and negative pole pitman 12, positive pole pitman 11
Being shorter in length than negative pole pitman 12, the tail end of positive pole pitman 11 and negative pole pitman 12 is equipped with contact 15；On housing 9
Being provided with the hole 16 being perpendicular to the first core passageway 14, cylindrical locking bar 13 is inserted in hole 16, the bottom of cylindrical locking bar 13
Being provided with the first spring 17, housing 9 is stretched out at top, and cylindrical locking bar 13 is provided with the through hole being parallel to the first core passageway 14
18。
As it is shown on figure 3, described positioning link bar 6 is made up of interior bar 19 and trocar sheath 20, interior bar 19 is located in trocar sheath 20
And the two is slidably connected；Wherein one end of interior bar 19 is fixed on inner core holder 5, and wherein one end of trocar sheath 20 is fixed on
On sheath pipe connector 3.
As shown in Figure 4 and Figure 5, scalable sheath pipe device 2 includes attaching nut 21, fixing sheath pipe 22, angular adjustment button
23, sealing plate 24, connecting filament 25, movable sheath pipe 26 and rubber linking tube 27, one end of fixing sheath pipe 22 and attaching nut
21 fixing connections, the other end is rotationally connected with movable sheath pipe 26 by rotating shaft 36, and rubber linking tube 27 is socketed in fixing sheath pipe
22 with the junction of movable sheath pipe 26；It is equipped with the second core passageway 28 in fixing sheath pipe 22 and movable sheath pipe 26 and connects
Silk passage 29, connecting filament passage 29 is arranged on the underface of the second core passageway 28, and connecting filament 25 is arranged on connecting filament passage
In 29, angular adjustment button 23 is socketed on fixing sheath pipe 22, the top of one end that fixing sheath pipe 22 is connected with attaching nut 21
Portion is provided with the hemispherical groove 30 being equally spaced, and is provided with spacing ball 31 in angular adjustment button 23, spacing ball 31 upper
Side is provided with the second spring 32；The bottom of fixing sheath pipe 22 is additionally provided with chute 33, the position of chute 33 and hemispherical groove 30
Position is corresponding；Being provided with sealing plate 24 in chute 33, the middle part of chute 33 is provided with through hole 34, and the middle part of sealing plate 24 is fixed
On angular adjustment button 23, one end of connecting filament 25 is fixing with sealing plate 24 to be connected, the other end and the bottom of movable sheath pipe 26
It is rotationally connected by the second rotating shaft 35.Fixing sheath pipe 22 is identical with the diameter of movable sheath pipe 26, and its diameter is 2.5mm；
A diameter of 2mm of described insulation outer tube 37.The material of described connecting filament 25 is memorial alloy.As shown in Figure 6, fixing sheath pipe
Angle between 22 and movable sheath pipe 26 is 135 degree.
As shown in Figure 8, bipolar ablation device inner core 4 includes insulate outer tube 37, positive electrical cartridge 38 and negative electricity cartridge 39, just
Pole electrode tip 38 and negative electricity cartridge 39 are fixed on one end of insulation outer tube 37, and the other end of insulation outer tube 37 is provided with positive pole gold
Belong to and connect ring 40 and negative metal connection ring 41, in insulation outer tube 37, be provided with positive electrical polar filament 42 and negative electricity polar filament 43, just
Pole metal is connected ring 40 and is connected with positive electrical cartridge 38 by positive electrical polar filament 42, and negative metal connects ring 41 and passes through negative electricity
Polar filament 43 is connected with negative electricity cartridge 39；The second insulating barrier it is provided with between positive electrical cartridge 38 and negative electricity cartridge 39
44.Positive electrical cartridge 38 and negative electricity cartridge 39 are symmetrical structure, and their end is hemispherical.
Embodiments of the invention 2: as it is shown in figure 1, the medical bipolar ablation device of a kind of band angle regulating function, including " V "
Font spring handle 1, scalable sheath pipe device 2, sheath pipe connector 3, bipolar ablation device inner core 4 and inner core holder 5,
The two ends of " V " font spring handle 1 are fixing with the bottom of sheath pipe connector 3 and inner core holder 5 respectively to be connected, sheath Guan Lian
2 positioning link bars being arranged symmetrically with 6 it are provided with between junctor 3 and inner core holder 5；The side of sheath pipe connector 3 is with adjustable
Joint sheath pipe device 2 is threaded connection, and opposite side is provided with rubber seal cap 7, and the center of sheath pipe connector 3 is provided with through hole
8；Bipolar ablation device inner core 4 is installed in scalable sheath pipe device 2, and wherein one end through sheath pipe connector 3 and is fixed
In inner core holder 5.
As in figure 2 it is shown, inner core holder 5 includes housing 9, insulating barrier 10, positive pole pitman 11, negative pole pitman 12
With cylindrical locking bar 13, being provided with the first core passageway 14 in housing 9, the afterbody of housing 9 is provided with positive pole pitman 11 and bears
Pole pitman 12, insulating barrier 10 is arranged between positive pole pitman 11 and negative pole pitman 12, positive pole pitman 11
Being shorter in length than negative pole pitman 12, the tail end of positive pole pitman 11 and negative pole pitman 12 is equipped with contact 15；On housing 9
Being provided with the hole 16 being perpendicular to the first core passageway 14, cylindrical locking bar 13 is inserted in hole 16, the bottom of cylindrical locking bar 13
Being provided with the first spring 17, housing 9 is stretched out at top, and cylindrical locking bar 13 is provided with the through hole being parallel to the first core passageway 14
18。
As it is shown on figure 3, described positioning link bar 6 is made up of interior bar 19 and trocar sheath 20, interior bar 19 is located in trocar sheath 20
And the two is slidably connected；Wherein one end of interior bar 19 is fixed on inner core holder 5, and wherein one end of trocar sheath 20 is fixed on
On sheath pipe connector 3.
As shown in Figure 4 and Figure 5, scalable sheath pipe device 2 includes attaching nut 21, fixing sheath pipe 22, angular adjustment button
23, sealing plate 24, connecting filament 25, movable sheath pipe 26 and rubber linking tube 27, one end of fixing sheath pipe 22 and attaching nut
21 fixing connections, the other end is rotationally connected with movable sheath pipe 26 by rotating shaft 36, and rubber linking tube 27 is socketed in fixing sheath pipe
22 with the junction of movable sheath pipe 26；It is equipped with the second core passageway 28 in fixing sheath pipe 22 and movable sheath pipe 26 and connects
Silk passage 29, connecting filament passage 29 is arranged on the underface of the second core passageway 28, and connecting filament 25 is arranged on connecting filament passage
In 29, angular adjustment button 23 is socketed on fixing sheath pipe 22, the top of one end that fixing sheath pipe 22 is connected with attaching nut 21
Portion is provided with the hemispherical groove 30 being equally spaced, and is provided with spacing ball 31 in angular adjustment button 23, spacing ball 31 upper
Side is provided with the second spring 32；The bottom of fixing sheath pipe 22 is additionally provided with chute 33, the position of chute 33 and hemispherical groove 30
Position is corresponding；Being provided with sealing plate 24 in chute 33, the middle part of chute 33 is provided with through hole 34, and the middle part of sealing plate 24 is fixed
On angular adjustment button 23, one end of connecting filament 25 is fixing with sealing plate 24 to be connected, the other end and the bottom of movable sheath pipe 26
It is rotationally connected by the second rotating shaft 35.Fixing sheath pipe 22 is identical with the diameter of movable sheath pipe 26, and its diameter is 1.5mm；
A diameter of 1mm of described insulation outer tube 37.The material of described connecting filament 25 is memorial alloy.Fixing sheath pipe 22 and movable sheath
Angle between pipe 26 is 180 degree.
As shown in Figure 8, bipolar ablation device inner core 4 includes insulate outer tube 37, positive electrical cartridge 38 and negative electricity cartridge 39, just
Pole electrode tip 38 and negative electricity cartridge 39 are fixed on one end of insulation outer tube 37, and the other end of insulation outer tube 37 is provided with positive pole gold
Belong to and connect ring 40 and negative metal connection ring 41, in insulation outer tube 37, be provided with positive electrical polar filament 42 and negative electricity polar filament 43, just
Pole metal is connected ring 40 and is connected with positive electrical cartridge 38 by positive electrical polar filament 42, and negative metal connects ring 41 and passes through negative electricity
Polar filament 43 is connected with negative electricity cartridge 39；The second insulating barrier it is provided with between positive electrical cartridge 38 and negative electricity cartridge 39
44.Positive electrical cartridge 38 and negative electricity cartridge 39 are symmetrical structure, and their end is hemispherical.
Embodiments of the invention 3: as it is shown in figure 1, the medical bipolar ablation device of a kind of band angle regulating function, including " V "
Font spring handle 1, scalable sheath pipe device 2, sheath pipe connector 3, bipolar ablation device inner core 4 and inner core holder 5,
The two ends of " V " font spring handle 1 are fixing with the bottom of sheath pipe connector 3 and inner core holder 5 respectively to be connected, sheath Guan Lian
2 positioning link bars being arranged symmetrically with 6 it are provided with between junctor 3 and inner core holder 5；The side of sheath pipe connector 3 is with adjustable
Joint sheath pipe device 2 is threaded connection, and opposite side is provided with rubber seal cap 7, and the center of sheath pipe connector 3 is provided with through hole
8；Bipolar ablation device inner core 4 is installed in scalable sheath pipe device 2, and wherein one end through sheath pipe connector 3 and is fixed
In inner core holder 5.
As in figure 2 it is shown, inner core holder 5 includes housing 9, insulating barrier 10, positive pole pitman 11, negative pole pitman 12
With cylindrical locking bar 13, being provided with the first core passageway 14 in housing 9, the afterbody of housing 9 is provided with positive pole pitman 11 and bears
Pole pitman 12, insulating barrier 10 is arranged between positive pole pitman 11 and negative pole pitman 12, positive pole pitman 11
Being shorter in length than negative pole pitman 12, the tail end of positive pole pitman 11 and negative pole pitman 12 is equipped with contact 15；On housing 9
Being provided with the hole 16 being perpendicular to the first core passageway 14, cylindrical locking bar 13 is inserted in hole 16, the bottom of cylindrical locking bar 13
Being provided with the first spring 17, housing 9 is stretched out at top, and cylindrical locking bar 13 is provided with the through hole being parallel to the first core passageway 14
18。
As it is shown on figure 3, described positioning link bar 6 is made up of interior bar 19 and trocar sheath 20, interior bar 19 is located in trocar sheath 20
And the two is slidably connected；Wherein one end of interior bar 19 is fixed on inner core holder 5, and wherein one end of trocar sheath 20 is fixed on
On sheath pipe connector 3.
As shown in Figure 4, scalable sheath pipe device 2 includes attaching nut 21, fixing sheath pipe 22, angular adjustment button 23, seals
Plate 24, connecting filament 25, movable sheath pipe 26 and rubber linking tube 27, one end of fixing sheath pipe 22 is fixed with attaching nut 21
Connecting, the other end is rotationally connected with movable sheath pipe 26 by rotating shaft 36, and rubber linking tube 27 is socketed in fixing sheath pipe 22 and lives
The junction of dynamic sheath pipe 26；It is equipped with the second core passageway 28 and connecting filament passage in fixing sheath pipe 22 and movable sheath pipe 26
29, connecting filament passage 29 is arranged on the underface of the second core passageway 28, and connecting filament 25 is arranged in connecting filament passage 29,
Angular adjustment button 23 is socketed on fixing sheath pipe 22, and the top of one end that fixing sheath pipe 22 is connected with attaching nut 21 is provided with
The hemispherical groove 30 that spacing is arranged, is provided with spacing ball 31 in angular adjustment button 23, spacing ball 31 be arranged over the
Two springs 32；The bottom of fixing sheath pipe 22 is additionally provided with chute 33, and the position of chute 33 is relative with the position of hemispherical groove 30
Should；Being provided with sealing plate 24 in chute 33, the middle part of chute 33 is provided with through hole 34, and the middle part of sealing plate 24 is fixed on angle and adjusts
On joint button 23, one end of connecting filament 25 is fixing with sealing plate 24 to be connected, and the other end passes through second with the bottom of movable sheath pipe 26
Rotating shaft 35 is rotationally connected.Fixing sheath pipe 22 is identical with the diameter of movable sheath pipe 26, and its diameter is 3mm；Outside described insulation
A diameter of 2.5mm of pipe 37.The material of described connecting filament 25 is memorial alloy.As it is shown in fig. 7, fixing sheath pipe 22 is with alive
Angle between dynamic sheath pipe 26 is 90 degree.
As shown in Figure 8, bipolar ablation device inner core 4 includes insulate outer tube 37, positive electrical cartridge 38 and negative electricity cartridge 39, just
Pole electrode tip 38 and negative electricity cartridge 39 are fixed on one end of insulation outer tube 37, and the other end of insulation outer tube 37 is provided with positive pole gold
Belong to and connect ring 40 and negative metal connection ring 41, in insulation outer tube 37, be provided with positive electrical polar filament 42 and negative electricity polar filament 43, just
Pole metal is connected ring 40 and is connected with positive electrical cartridge 38 by positive electrical polar filament 42, and negative metal connects ring 41 and passes through negative electricity
Polar filament 43 is connected with negative electricity cartridge 39；The second insulating barrier it is provided with between positive electrical cartridge 38 and negative electricity cartridge 39
44.Positive electrical cartridge 38 and negative electricity cartridge 39 are symmetrical structure, and their end is hemispherical.
The operation principle of the present invention: install, need in use to install, first pushes or pulls on angular adjustment button 23, will live
Dynamic sheath pipe 26 is 180 degree with the angular adjustment of fixing sheath pipe 22, is then inserted from movable sheath pipe 26 by bipolar ablation device inner core 4
Enter, then sequentially pass through fixing sheath pipe 22, sheath pipe connector 3, rubber seal cap 7, be finally inserted the shell of inner core holder 5
In body 9, now by cylinder locking bar 13 by earth, now the through hole 18 on cylindrical locking bar 13 is in an intermediate position, presses
Continue to insert bipolar ablation device inner core inward while living cylindrical locking bar 13, until the end of bipolar ablation device inner core 4 props up
Till insulating barrier 10, now the cathode metal on bipolar ablation device inner core 4 connects ring 40 and touching on positive pole pitman 11
Point 15 contact, negative metal connects ring 41 and contacts with the contact 15 on negative pole pitman, then unclamps cylindrical locking bar 13,
Under the effect of the first spring 17 rise, and tightly by insulation outer tube 37 be pressed on the inwall of the second core passageway 28.
In use, only " V " font spring handle 1 need to be pinched with hands, while pinching " V " font spring handle 1,
Sheath pipe connector 3 is close to inner core holder 5, and the activity sheath pipe of sheath pipe connector 3 drive simultaneously 26 and fixing sheath pipe 22 move
Dynamic, owing to one end of bipolar ablation device inner core 4 is locked in inner core holder 5, so at movable sheath pipe 26 and fixing sheath pipe
While 22 move, the other end of bipolar ablation device inner core 4 just exposes, so that it may carry out melting work, unclamps " V " font bullet
Spring handle 1, the head of bipolar ablation device inner core 4 will be in indentation activity sheath pipe 26.
Angular adjustment, when needing the angle between regulation activity sheath pipe 26 and fixing sheath pipe 22, it is only necessary to promotes angular adjustment
Button 23, angular adjustment button 23 drives connecting filament 25 to move, and promotion activity sheath pipe 26 rotates around rotating shaft 36, thus
Achieve the regulation of angle, in being provided with hemispherical groove 30 and angular adjustment button 23 due to fixing sheath pipe 22, be provided with the second bullet
Spring and spacing ball 31, therefore angular adjustment button 23 can firmly be positioned without freely rotatable.
Claims (9)
1. the medical bipolar ablation device of a band angle regulating function, it is characterised in that: include " V " font spring handle (1), can
Regulation sheath pipe device (2), sheath pipe connector (3), bipolar ablation device inner core (4) and inner core holder (5), " V " font
The two ends of spring handle (1) are fixing with the bottom of sheath pipe connector (3) and inner core holder (5) respectively to be connected, sheath Guan Lian
2 positioning link bars being arranged symmetrically with (6) it are provided with between junctor (3) and inner core holder (5)；Sheath pipe connector (3)
Side be threaded connection with scalable sheath pipe device (2), opposite side is provided with rubber seal cap (7), sheath pipe connector
(3) center is provided with through hole (8)；Bipolar ablation device inner core (4) is installed in scalable sheath pipe device (2), and
Wherein one end is through sheath pipe connector (3) and in being fixed on inner core holder (5)；Inner core holder (5) includes housing
(9), insulating barrier (10), positive pole pitman (11), negative pole pitman (12) and cylindrical locking bar (13), housing
(9) being provided with the first core passageway (14) in, the afterbody of housing (9) is provided with positive pole pitman (11) and negative pole pitman
(12), insulating barrier (10) is arranged between positive pole pitman (11) and negative pole pitman (12), positive pole pitman
(11) be shorter in length than negative pole pitman (12), the tail end of positive pole pitman (11) and negative pole pitman (12) is equipped with
Contact (15)；Housing (9) is provided with the hole (16) being perpendicular to the first core passageway (14), and cylindrical locking bar (13) is inserted
In hole (16), the bottom of cylindrical locking bar (13) is provided with the first spring (17), and housing (9) is stretched out at top, cylindrical
Locking bar (13) is provided with the through hole (18) being parallel to the first core passageway (14).
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 1, it is characterised in that: described location
Connecting rod (6) is made up of interior bar (19) and trocar sheath (20), and interior bar (19) is located in trocar sheath (20) and the two is sliding
It is dynamically connected；Wherein one end of interior bar (19) is fixed on inner core holder (5), and wherein one end of trocar sheath (20) is fixed
On sheath pipe connector (3).
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 2, it is characterised in that: scalable sheath
Pipe device (2) includes attaching nut (21), fixing sheath pipe (22), angular adjustment button (23), sealing plate (24), connects
Silk (25), movable sheath pipe (26) and rubber linking tube (27), one end of fixing sheath pipe (22) is solid with attaching nut (21)
Fixed connection, the other end is rotationally connected with movable sheath pipe (26) by rotating shaft (36), and rubber linking tube (27) is socketed in fixing
Sheath pipe (22) and the junction of movable sheath pipe (26)；In being equipped with second in fixing sheath pipe (22) and movable sheath pipe (26)
Core passage (28) and connecting filament passage (29), connecting filament passage (29) be arranged on the second core passageway (28) just under
Side, connecting filament (25) is arranged in connecting filament passage (29), and angular adjustment button (23) is socketed in fixing sheath pipe (22)
On, the top of one end that fixing sheath pipe (22) is connected with attaching nut (21) is provided with the hemispherical groove being equally spaced
(30), in angular adjustment button (23), be provided with spacing ball (31), spacing ball (31) be arranged over the second spring
(32)；The bottom of fixing sheath pipe (22) is additionally provided with chute (33), the position of chute (33) and hemispherical groove (30)
Position is corresponding；Being provided with sealing plate (24) in chute (33), the middle part of chute (33) is provided with through hole (34), sealing plate
(24) middle part is fixed on angular adjustment button (23), and one end of connecting filament (25) is fixing with sealing plate (24) to be connected,
The other end is rotationally connected by the second rotating shaft (35) with the bottom of movable sheath pipe (26).
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 2, it is characterised in that: bipolar ablation
Device inner core (4) includes insulate outer tube (37), positive electrical cartridge (38) and negative electricity cartridge (39), positive electrical cartridge
(38) and negative electricity cartridge (39) be fixed on insulation outer tube (37) one end, insulation outer tube (37) the other end be just provided with
Pole metal connects ring (40) and negative metal connects ring (41), be provided with in the outer tube (37) that insulate positive electrical polar filament (42) and
Negative electricity polar filament (43), cathode metal connects ring (40) by positive electrical polar filament (42) with positive electrical cartridge (38) even
Connecing, negative metal is connected ring (41) and is connected with negative electricity cartridge (39) by negative electricity polar filament (43)；Positive electrical cartridge
And between negative electricity cartridge (39), be provided with the second insulating barrier (44) (38).
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 4, it is characterised in that: fixing sheath pipe
(22) identical with the diameter of movable sheath pipe (26), its diameter is 1.5mm～3mm；Described insulation outer tube (37) straight
Footpath is 1mm～2.5mm.
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 5, it is characterised in that: fixing sheath pipe
(22) identical with the diameter of movable sheath pipe (26), its diameter is 2.5mm；Described insulation outer tube (37) a diameter of
2mm。
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 4, it is characterised in that: anode electrode
Head (38) and negative electricity cartridge (39) are symmetrical structure, and their end is hemispherical.
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 3, it is characterised in that: described connection
The material of silk (25) is memorial alloy.
The medical bipolar ablation device of a kind of band angle regulating function the most according to claim 4, it is characterised in that: fixing sheath pipe
(22) angle and between movable sheath pipe (26) is 90 degree～180 degree.
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| CN107007345B (en) * | 2017-05-23 | 2023-12-22 | 北京安德思考普科技有限公司 | Novel bipolar radio frequency plasma knife |
| CN110537977B (en) * | 2019-09-24 | 2023-07-18 | 浙江量子医疗器械有限公司 | Bendable bipolar radio frequency tool bit |
| CN111579954B (en) * | 2020-06-18 | 2021-05-04 | 大连理工大学 | Device and method for evaluating electrostatic spark energy under variable initial pressure of inert atmosphere |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203841786U (en) * | 2014-05-28 | 2014-09-24 | 雷东 | Medical double-pole ablation device with angle adjusting function |
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| US5431323A (en) * | 1992-10-09 | 1995-07-11 | Ethicon, Inc. | Endoscopic surgical instrument with pivotable and rotatable staple cartridge |
| DE9317664U1 (en) * | 1993-11-18 | 1994-01-27 | Delma, elektro- und medizinische Apparatebaugesellschaft mbH, 78532 Tuttlingen | Medical instrument with a central working stick and with a handle |
| US5860995A (en) * | 1995-09-22 | 1999-01-19 | Misener Medical Co. Inc. | Laparoscopic endoscopic surgical instrument |
| DE19919072C2 (en) * | 1999-04-27 | 2001-12-13 | Wolf Gmbh Richard | Bipolar forceps |
| CN2696556Y (en) * | 2004-05-11 | 2005-05-04 | 申屠裕华 | Double-polar electric congulating forceps |
| US7568603B2 (en) * | 2006-01-31 | 2009-08-04 | Ethicon Endo-Surgery, Inc. | Motor-driven surgical cutting and fastening instrument with articulatable end effector |
| US9402682B2 (en) * | 2010-09-24 | 2016-08-02 | Ethicon Endo-Surgery, Llc | Articulation joint features for articulating surgical device |
| CN202637108U (en) * | 2012-05-22 | 2013-01-02 | 北京爱乐曼科技有限公司 | Bipolar ablation low-temperature thermocoagulation device |
| CN202933015U (en) * | 2012-11-30 | 2013-05-15 | 北京爱乐曼科技有限公司 | Inner core for double-electrode melting machine |
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