CN213465306U - Adjusting device of scraping and sucking type ablation electrode - Google Patents

Abstract

The utility model relates to a scrape adjusting device who inhales type ablation electrode relates to medical equipment's field, its include first grab handle and with the second grab handle of first grab handle lock, first grab handle with enclose between the second grab handle and be equipped with the gliding cavity of power supply utmost point, the electrode is followed the cavity stretches out, it is provided with the inner tube that is used for adjusting electrode extension length to slide in the cavity, inner tube and electrode fixed connection, first grab handle is provided with and is used for sliding the adjusting part of inner tube, the inner tube be provided with be used for with the inner tube is in the fixed mounting of slip direction. This application slides along first sleeve through setting up along the gliding slider drive inner tube of spout and electrode motion, has the effect of being convenient for adjust the electrode position.

Description

Adjusting device of scraping and sucking type ablation electrode

Technical Field

The application relates to the field of medical equipment, in particular to a regulating device of a scraping and sucking type ablation electrode.

Background

At present, the ablation electrode is widely applied in clinic, the ablation electrode utilizes high-frequency current to generate heat effect on local biological tissues, so that water inside and outside cells is evaporated, dried, shrunk and fallen off to cause aseptic necrosis, and the aim of treatment is fulfilled. The scraping and sucking type ablation electrode can be manually controlled to perform electric cutting, electric coagulation, suction and dissection, smoke is sucked while tissues are cut, the clear operation visual field is kept, the smoke harm to doctors and patients is reduced, and the scraping and sucking operation can be performed after the cutting is completed to scrape and suck blood or tissues.

The Chinese patent with the patent application number of 201821387615.4 is retrieved, and the smoking electric knife pen comprises a handle, a knife head, a suction tube and a negative pressure component, wherein the handle comprises a horizontal section connected with the knife head and a bending section detachably connected with the horizontal section, the bending section comprises a front section body and a rear section body, the part of the rear section body close to the front section body is of an arc thickening structure convenient for holding, the arc thickening structure is attached to one side surface of a palm and provided with an anti-skid surface for increasing friction force, and one side surface opposite to the anti-skid surface is provided with two control buttons along the axial direction; attract the pipe to be located and be equipped with the water conservancy diversion structure on the regional inner wall of bending segment, it includes that the section of flaring that forms the internal diameter increase begins to extend from the front segment body head end, is located the water conservancy diversion section of the front segment body and the back end body handing-over department, extends from the water conservancy diversion section to the back end body and forms the throat section that the internal diameter reduces, and water conservancy diversion section inner wall forms the heliciform bead, and the cross-section of bead is the arc.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the scraping and sucking operation is carried out, the cutter head (electrode) stretches out of the sleeve, the end face of the sleeve is blocked by the cutter head (electrode), the position between the sleeve and the affected part is not convenient to adjust when the scraping and sucking operation is carried out, and the scraping and sucking operation of the sleeve on the affected part is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to adjust the position of the electrode, the application provides an adjusting device of a scraping and sucking type ablation electrode.

The application provides a scrape adjusting device who inhales type ablation electrode adopts following technical scheme:

a regulating device of a scraping and sucking type ablation electrode comprises a first grab handle and a second grab handle buckled with the first grab handle, wherein a cavity for a power supply electrode to slide is arranged between the first grab handle and the second grab handle in a surrounding mode, the electrode extends out of the cavity, an inner tube used for regulating the extending length of the electrode is arranged in the cavity in a sliding mode, the inner tube is fixedly connected with the electrode, a first sleeve is sleeved on one end, extending out of the cavity, of the inner tube, and the first sleeve is fixedly connected between the first grab handle and the second grab handle;

the first grab handle is provided with an adjusting component used for sliding the inner pipe, and the inner pipe is provided with a fixing piece used for fixing the inner pipe in the sliding direction.

Through adopting above-mentioned technical scheme, at the in-process of performing the operation, the electrode operates on the affected part, adjusting part drive inner tube slides in the cavity, and when the inner tube stretched out from the cavity, the electrode stretched out from first sleeve intraductally to the convenience is operated on the affected part, when scraping and inhaling the operation, through the position of slip inner tube and then adjustment electrode, in sliding back the electrode to first sleeve, the periphery side of electrode and inner tube is located to first sleeve, makes things convenient for first sleeve to scrape the operation of inhaling to the affected part. Be provided with the periphery wall butt of bulge loop and inner tube on first sheathed tube inner wall, sealed between first sleeve pipe and the inner tube for the tissue waste liquid and the smog of absorption all get into the inner tube. The electrode is slid into the first sleeve in the non-operation process, and the first sleeve has a protection effect on the electrode and the inner tube, so that the electrode is prevented from being polluted and damaged. The inner tube and the electrode slide out by the adjusting assembly in the operation process, the operation is convenient, the electrode is adjusted to a proper extension length, and the fixing piece fixes the position of the inner tube, so that the position of the electrode cannot be changed in the operation process, and the operation in the operation process is more convenient.

Optionally, the adjusting part includes fixed connection in the solid fixed ring and the fixed connection of inner tube periphery wall in solid fixed ring's slider, the spout has been seted up on the first grab handle, the spout diapire has been seted up and has been run through the intercommunication groove of first grab handle wall, the slider is followed the spout slides, slider fixedly connected with connecting strip, the connecting strip is located the one end fixedly connected with gleitbretter in intercommunication groove.

Through adopting above-mentioned technical scheme, inner tube and solid fixed ring fixed connection, gu fixed ring and slider fixed connection, slider and gleitbretter fixed connection, when the gleitbretter slided, the slider slided along the spout, gu fixed ring slides along the direction of spout under the driving action of slider, the inner tube slides in the cavity under solid fixed ring's drive, and then has realized driving the electrode.

Optionally, the mounting sets up to the rubber circle, first grab handle and the inner wall of second grab handle all is provided with and is used for placing the fixed slot of rubber circle, the rubber circle is located two the space that the fixed slot was enclosed to establish, the both sides wall of rubber circle with the wall butt of fixed slot, the internal week side of rubber circle with the periphery wall butt of inner tube.

Through adopting above-mentioned technical scheme, behind first grab handle and the lock of second grab handle, the rubber circle is fixed in the fixed slot, when the inner tube slides in the cavity, the inner tube overcome under the drive action with the rubber circle between the inside wall frictional force be reciprocating motion, because the frictional force of rubber circle, need use great power when making the motion of drive inner tube, the slip length of accurate regulation electrode more easily, after the inner tube drives the electrode and slides to suitable position, the inner tube is fixed in the cavity on the direction of sliding under the frictional force effect of rubber circle.

Optionally, the outer wall fixedly connected with slip table of first grab handle, set up on the slip table with the guide way of intercommunication groove intercommunication, the both sides wall of gleitbretter respectively with the both sides wall slip butt of guide way, the gleitbretter is close to one side of first grab handle with the diapire butt of guide way.

Through adopting above-mentioned technical scheme, connecting strip, slider and solid fixed ring are fixed for first grab handle in the direction of perpendicular to inner tube, and the gleitbretter slides in the guide way, and the gleitbretter drives the gliding direction of inner tube and the axis direction of guide way unanimously.

Optionally, one side of the sliding piece far away from the first grab handle is fixedly connected with a shifting piece which is arranged in the guide groove in a sliding manner.

Through adopting above-mentioned technical scheme, the plectrum shelters from the intercommunication groove, drives gleitbretter, slider and inner tube through stirring the plectrum.

Optionally, the shifting piece is fixedly connected with a convex block convenient for being shifted by a hand, and anti-skid lines are arranged on the surface of the convex block.

Through adopting above-mentioned technical scheme, the frictional force that the contact produced when operating personnel operated has been increased to the antiskid line on lug and the lug for it is more convenient when the staff adjusts.

Optionally, one end of the inner tube, which is far away from the electrode extending end, is sleeved with a second sleeve for containing the inner tube, the first grab handle is far away from the inner wall fixedly connected with blocking table at one end of the electrode, one end of the second sleeve is abutted to the blocking table, and the other end of the second sleeve is abutted to the outer wall of the fixing groove.

By adopting the technical scheme, when the inner tube slides in the cavity, one end of the inner tube, which is far away from the electrode, slides in the second sleeve, and the second sleeve is connected with a pipeline for discharging waste liquid, so that tissue waste liquid and the like absorbed by the inner tube are discharged; after the first grab handle and the second grab handle are buckled, the two ends of the second sleeve are respectively abutted to the outer walls of the blocking table and the fixing groove, so that the second sleeve is fixed in the axial direction.

Optionally, the first grab handle and the equal fixedly connected with connection piece of inner wall of second grab handle, two the connection piece all is provided with the half slot, first grab handle and two behind the second grab handle lock the half slot encloses and establishes into interior circumference lateral wall with the round hole of second sleeve butt.

Through adopting above-mentioned technical scheme, the second sleeve pipe joint is in the downthehole to radially fixed the second sleeve pipe, avoid the second sleeve pipe to rock in the cavity.

Optionally, the first sleeve pipe perisporium fixedly connected with spacing ring, first grab handle and two spacing pieces of the equal fixedly connected with of inner wall of second grab handle, the assembly groove that runs through is all seted up to spacing piece, the assembly groove all be provided with on the wall at the both ends of electrode slip direction with the spacing groove of assembly groove intercommunication, the both ends of spacing ring respectively with two the wall butt of spacing groove.

Through adopting above-mentioned technical scheme, the spacing ring is fixed with the spacing groove in inner tube axial direction to realized fixing the inner tube in axial direction.

Optionally, the outer peripheral side of the limiting ring is provided with two sections parallel to each other, and the cross-sectional shapes of the inner walls of the two limiting grooves after the first grab handle and the second grab handle are buckled are matched with the cross-sectional shape of the limiting ring.

Through adopting above-mentioned technical scheme, form spacing hole behind two spacing groove locks, the inner wall in spacing hole and the cross-sectional shape of spacing ring set up to unanimous, behind first grab handle and the second grab handle lock, because be provided with the section in the middle of spacing ring and the spacing downthehole wall and be squarely, the spacing ring joint is downthehole in spacing, thereby first sleeve pipe is fixed in the cavity

In summary, the present application includes at least one of the following beneficial technical effects:

1. the inner tube fixedly connected with the electrode is driven by the sliding block arranged on the first grab handle to slide along the sliding groove on the first grab handle, so that the position of the electrode is adjusted;

2. the rubber ring fixed between the first grab handle and the second grab handle is arranged on the outer peripheral side of the inner tube, so that larger resistance is generated to the sliding inner tube, the extending length of the electrode can be adjusted more accurately, and the position of the electrode can be fixed;

3. the inner pipe slides in the first sleeve and the second sleeve by arranging the first sleeve and the second sleeve which are sleeved on the inner pipe at the two ends of the inner pipe.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural view of the first handle and the second handle of the present embodiment after being opened;

FIG. 3 is an enlarged schematic view taken along line A in FIG. 2;

FIG. 4 is an exploded view of the inner tube, slider, and paddle of the present embodiment.

Reference numerals: 1. a first grip; 2. a second grip; 3. a cavity; 4. an electrode; 5. an inner tube; 6. a first sleeve; 7. a limiting ring; 8. assembling a groove; 9. a limiting groove; 10. cutting the surface; 11. a fixing ring; 12. a slider; 13. a chute; 14. a communicating groove; 15. a connecting strip; 16. sliding blades; 17. a sliding table; 18. a guide groove; 19. a shifting sheet; 20. a bump; 21. a rubber ring; 22. a card; 23. fixing grooves; 24. a second sleeve; 25. blocking the platform; 26. connecting sheets; 27. a semicircular groove; 28. a limiting sheet.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 and fig. 2, the embodiment of the application discloses a scraping and sucking type ablation electrode adjusting device, including first grab handle 1 and with the second grab handle 2 of first grab handle 1 lock, enclose between first grab handle 1 and the second grab handle 2 and be equipped with cavity 3, the both ends opening setting of cavity 3, electrode 4 stretches out in cavity 3, be provided with in the cavity 3 and be used for adjusting electrode 4 from the inner tube 5 of cavity 3 internal roll-off, tissue waste liquid and smog that produce in the operation absorb through inner tube 5 and discharge.

Inner tube 5 is equipped with first sleeve 6 in the pot head that electrode 4 stretches out cavity 3, and 6 fixed connection of first sleeve are between first grab handle 1 and second grab handle 2, and in first sleeve 6 was fixed in cavity 3, inner tube 5 and 4 fixed connection of electrode, when inner tube 5 stretches out from cavity 3, electrode 4 stretches out from first sleeve 6 to the convenience is operated the affected part.

Referring to fig. 1 and 2, when scraping and sucking operations are performed, the position of the electrode 4 is adjusted by sliding the inner tube 5, the electrode 4 is slid back into the first sleeve 6, and the first sleeve 6 is sleeved on the outer peripheral sides of the electrode 4 and the inner tube 5, so that the first sleeve 6 can conveniently scrape and suck the affected part. Be provided with the periphery wall butt of bulge loop and inner tube 5 on the inner wall of first sleeve 6, sealed between first sleeve 6 and the inner tube 5 for the tissue waste liquid and the smog of absorption all get into inner tube 5. When the electrode 4 is not needed to be used, the electrode 4 is slid into the first sleeve 6 by sliding the inner tube 5, so that the position of the electrode 4 is adjusted, the first sleeve 6 is sleeved on the outer peripheral sides of the electrode 4 and the inner tube 5, the electrode 4 and the inner tube 5 are protected, and the electrode 4 is prevented from being polluted and damaged.

Referring to fig. 2 and 3, for realizing fixed to first sleeve 6, 6 periphery walls fixedly connected with spacing ring 7 of first sleeve, two spacing pieces 28 of the equal fixedly connected with of inner wall of first grab handle 1 and second grab handle 2, assembly groove 8 that runs through has all been seted up to spacing piece 28, assembly groove 8 all is provided with the spacing groove 9 with assembly groove 8 intercommunication on the wall at the both ends of 4 slip directions of electrode, the both ends of spacing ring 7 respectively with the wall butt of two spacing grooves 9, thereby it is fixed in 5 axial directions of inner tubes with spacing ring 7 and first sleeve 6.

The periphery side of spacing ring 7 is provided with two sections 10 that are parallel to each other, spacing groove 9's inner wall cross sectional shape and spacing ring 7's cross sectional shape looks adaptation behind first grab handle 1 and the 2 lock of second grab handle, form spacing hole behind first grab handle and the second grab handle lock between spacing piece 28, the inner wall in spacing hole and spacing ring 7's cross sectional shape set up to unanimous, horizontal cross sectional shape both ends set up to arc, the centre sets up to squarely, behind first grab handle 1 and the 2 lock of second grab handle, because the cross sectional shape in the middle of spacing ring 7 and the spacing downthehole wall is square, spacing ring 7 joint is downthehole in spacing, thereby first sleeve 6 is fixed in cavity 3.

Referring to fig. 2 and 4, in order to adjust the position of inner tube 5, first grab handle 1 is provided with the adjusting part who is used for sliding inner tube 5, the adjusting part includes solid fixed ring 11 and fixed connection in solid fixed ring 11 of fixed ring 5 periphery wall, spout 13 has been seted up on first grab handle 1, the intercommunication groove 14 that runs through first grab handle 1 wall is seted up to the diapire of spout 13, slider 12 slides along spout 13, fixedly connected with connecting strip 15 on slider 12, connecting strip 15 sliding connection is in intercommunication groove 14 and one end is located intercommunication groove 14, connecting strip 15 is located the one end fixedly connected with gleitbretter 16 of intercommunication groove 14.

Referring to fig. 4, a sliding table 17 is fixedly connected to an outer wall of the first handle 1, a guide groove 18 communicated with the communicating groove 14 is formed in the sliding table 17, and one side of the sliding sheet 16 close to the first handle 1 abuts against a bottom wall of the guide groove 18, so that the connecting strip 15, the sliding block 12 and the fixing ring 11 are fixed relative to the first handle 1 in a direction perpendicular to the inner tube 5. The both sides wall of gleitbretter 16 slides with the both sides wall of guide way 18 respectively and butts, and gleitbretter 16 slides in the plectrum 19 that sets up in guide way 18 in the one side fixedly connected with of keeping away from first grab handle 1, and plectrum 19 shelters from intercommunication groove 14, drives gleitbretter 16, slider 12 and inner tube 5 through stirring plectrum 19.

Referring to fig. 4, in order to facilitate the sliding of the inner tube 5 and the electrode 4 during the operation, a convex block 20 convenient for a human hand to move is fixedly connected to the shifting piece 19, and anti-slip patterns are arranged on the surface of the convex block 20, increase the friction force between the human hand and the convex block 20, facilitate the adjustment of the sliding piece 16 and the sliding block 12, and further adjust the position of the electrode 4.

Referring to fig. 2, in order to fix the positions of the counter electrode 4 and the inner tube 5 in the sliding direction, the inner tube 5 is provided with a fixing member, the fixing member is a rubber ring 21, the rubber ring 21 is sleeved on the outer circumferential wall of the inner tube 5, and the inner circumferential wall of the rubber ring 21 is abutted against the outer circumferential wall of the inner tube 5; the card 22 of two adjacent settings of the equal fixedly connected with of inner wall of first grab handle 1 and second grab handle 2 has seted up the arc wall on the card 22, enclose between two cards 22 behind first grab handle 1 and the 2 locks of second grab handle and be equipped with the fixed slot 23 fixed with rubber circle 21, form the jack that supplies inner tube 5 to wear to establish to pass through between the arc wall, the both sides wall of rubber circle 21 and the inner wall butt of fixed slot 23 to realized being fixed in fixed slot 23 with rubber circle 21.

When the inner tube 5 slides, the rubber ring 21 generates huge resistance on the inner tube 5, when the position of the electrode 4 is adjusted, the inner tube 5 can be driven only by pushing the lug 20 with larger force, and the length adjusted at one time is smaller, so that the extension length of the inner tube 5 can be adjusted more accurately; on the other hand, after the position of the electrode 4 is adjusted, the inner tube 5 is fixed in the sliding direction by the large friction force between the rubber ring 21 and the inner tube 5, and the fixation of the position of the electrode 4 in the operation process is ensured.

Referring to fig. 2, the pot head that the end was stretched out to electrode 4 is kept away from to inner tube 5 is equipped with the second sleeve pipe 24 that is used for accomodating inner tube 5, the inner wall fixedly connected with that electrode 4 one end was kept away from to first grab handle 1 keeps off platform 25, the one end of second sleeve pipe 24 with keep off platform 25 butt, the other end and the wall butt of card 22, thereby it is fixed on axial direction with second sleeve pipe 24, inner tube 5 slides in cavity 3, the one end that electrode 4 stretched out the end is kept away from to inner tube 5 slides in second sleeve pipe 24, second sleeve pipe 24 links to each other with the pipeline of getting rid of the waste liquid, and then the tissue waste liquid etc..

Referring to fig. 2, for preventing that second sleeve 24 from rocking in cavity 3, the equal fixedly connected with connection piece 26 of the inner wall of first grab handle 1 and second grab handle 2, two connection pieces 26 all are provided with half slot 27, two half slot 27 enclose the round hole of establishing interior circumference lateral wall and second sleeve 24 butt behind first grab handle 1 and the 2 locks of second grab handle, 24 joints of second sleeve are in the round hole, thereby radially fix second sleeve 24, avoid second sleeve 24 to rock in cavity 3.

The implementation principle of the embodiment is as follows: when performing the operation, according to the position in affected part, stir lug 20 on the plectrum 19, gleitbretter 16 slides along guide way 18, slide 12 with gleitbretter 16 fixed connection slides along spout 13 and then drives inner tube 5 and electrode 4 and stretch out suitable length and reach the affected part, frictional force between rubber circle 21 and the inner tube 5 fixes the position of inner tube 5 this moment, electrode 4 and inner tube 5 are along first sleeve pipe 6 roll-off second sleeve pipe 24, electrode 4 discharges and produces huge electric current and cuts the tissue in affected part.

The inner tube 5 is further driven by the sliding lug 20 to drive the electrode 4 to slide back to the first sleeve 6, one end, far away from the electrode 4, of the inner tube 5 slides into the second sleeve 24, the first sleeve 6 scrapes and sucks an affected part, and the generated tissue waste liquid and smoke are sucked by the inner tube 5 and are discharged through the second sleeve 24.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. A kind of adjusting device which scrapes and sucks the type and melts the electrode, characterized by that: the electrode comprises a first grab handle (1) and a second grab handle (2) buckled with the first grab handle (1), wherein a cavity (3) for sliding a power supply electrode (4) is arranged between the first grab handle (1) and the second grab handle (2), the electrode (4) extends out of the cavity (3), an inner tube (5) used for adjusting the extending length of the electrode (4) is arranged in the cavity (3) in a sliding mode, the inner tube (5) is fixedly connected with the electrode (4), a first sleeve (6) is sleeved on one end, extending out of the cavity (3), of the inner tube (5) in the electrode (4), and the first sleeve (6) is fixedly connected between the first grab handle (1) and the second grab handle (2);

the first grab handle (1) is provided with an adjusting component used for sliding the inner pipe (5), and the inner pipe (5) is provided with a fixing piece used for fixing the inner pipe (5) in the sliding direction.

2. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 1, wherein: the adjusting part comprises a fixing ring (11) and a fixing ring which are fixedly connected with the outer peripheral wall of the inner tube (5) and a sliding block (12) which is fixedly connected with the fixing ring (11), a sliding groove (13) is formed in the first grab handle (1), the sliding groove (13) is formed in the bottom wall of the sliding groove (13) and runs through the communicating groove (14) in the wall surface of the first grab handle (1), the sliding block (12) is arranged along the sliding groove (13) in a sliding mode, the sliding block (12) is fixedly connected with a connecting strip (15), and the connecting strip (15) is located at one end of the communicating groove (14) and is fixedly.

3. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 1, wherein: the mounting sets up to rubber circle (21), first grab handle (1) and the inner wall of second grab handle (2) all is provided with and is used for placing fixed slot (23) of rubber circle (21), rubber circle (21) are located two in the space that fixed slot (23) were enclosed and are established, the both sides wall of rubber circle (21) with the wall butt of fixed slot (23), the interior week side of rubber circle (21) with the periphery wall butt of inner tube (5).

4. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 2, wherein: the outer wall fixedly connected with slip table (17) of first grab handle (1), seted up on slip table (17) with guide way (18) of intercommunication groove (14) intercommunication, the both sides wall of gleitbretter (16) respectively with the both sides wall slip butt of guide way (18), gleitbretter (16) are close to one side of first grab handle (1) with the diapire butt of guide way (18).

5. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 4, wherein: one side of the sliding piece (16) far away from the first grab handle (1) is fixedly connected with a shifting piece (19) which is arranged in the guide groove (18) in a sliding manner.

6. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 5, wherein: the poking piece (19) is fixedly connected with a convex block (20) convenient for a human hand to poke, and anti-skid grains are arranged on the surface of the convex block (20).

7. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 3, wherein: the utility model discloses a portable electric tool, including inner tube (5), electrode (4), inner tube (5) stretch out the pot head of end and be used for accomodating the second sleeve pipe (24) of inner tube (5), the inner wall fixedly connected with who keeps away from electrode (4) one end in first grab handle (1) keeps off platform (25), the one end of second sleeve pipe (24) with keep off platform (25) butt, the other end with the outer wall butt of fixed slot (23).

8. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 7, wherein: first grab handle (1) and the equal fixedly connected with connection piece (26) of inner wall of second grab handle (2), two connection piece (26) all are provided with half slot (27), first grab handle (1) and two behind second grab handle (2) lock half slot (27) enclose establish into interior circumference lateral wall with the round hole of second sleeve (24) butt.

9. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 1, wherein: first sleeve pipe (6) periphery wall fixedly connected with spacing ring (7), first grab handle (1) and two spacing pieces (28) of the equal fixedly connected with of inner wall of second grab handle (2), assembly groove (8) that run through have all been seted up in spacing piece (28), assembly groove (8) all be provided with on the wall at the both ends of electrode (4) slip direction with spacing groove (9) of assembly groove (8) intercommunication, the both ends of spacing ring (7) respectively with two the wall butt of spacing groove (9).

10. The adjustment device for a scraping and sucking type ablation electrode as claimed in claim 9, wherein: the periphery side of the limiting ring (7) is provided with two sections (10) which are parallel to each other, and the cross-sectional shapes of the inner walls of the two limiting grooves (9) after the first grab handle (1) and the second grab handle (2) are buckled are matched with the cross-sectional shape of the limiting ring (7).

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