CN210784657U

CN210784657U - Combined ablation electrode

Info

Publication number: CN210784657U
Application number: CN201920945583.3U
Authority: CN
Inventors: 林旺平; 崔帆
Original assignee: Henan Qinjiang Medical Devices Co ltd
Current assignee: Henan Qinjiang Medical Devices Co ltd
Priority date: 2019-06-22
Filing date: 2019-06-22
Publication date: 2020-06-19
Anticipated expiration: 2029-06-22

Abstract

The utility model discloses a combined ablation electrode, which comprises a base, wherein a movable barrel is arranged at one end of the base, a stop mechanism is arranged at one end of the movable barrel, a movable mechanism is arranged in the movable barrel, and a connecting mechanism is arranged on the surfaces of the movable barrel and the base; the connecting mechanism comprises a connecting column and a handle, the connecting column is respectively arranged on the surfaces of the movable barrel and the base, the handle is arranged on the surface of the connecting column, and a movable bolt is arranged at the joint of the handle and the connecting column. The utility model discloses a be provided with a series of structures for this combination formula ablation electrode, when in-service use, can change the electrode needle of different models according to actual conditions, and the aggregate erection of being convenient for, when improving availability factor and quality, increase the security performance of using.

Description

Combined ablation electrode

Technical Field

The utility model relates to the technical field of electrodes, in particular to a combined ablation electrode.

Background

Ablation electrodes are commonly used in radio frequency ablation technology, the effect facing organisms is mainly thermal effect, the electrodes can be in contact with human tissues, when the current frequency of radio frequency is high to a certain value, the charged ions in the tissues are caused to move, namely, frictional heat is generated, so that the tumor tissues can rapidly generate large-range coagulative necrosis, and the effect of treating some cancers is achieved.

Present ablation electrode, general structural stability is stronger, it is specific like the electrode needle model that uses, from this under the service behavior in the face of difference, the electrode needle that uses is also inequality, need to change ablation electrode whole, still need be equipped with multiple ablation electrode, for solving this problem, also there is specific ablation electrode on the market, if the combination formula ablation electrode, the base can be unpack apart with ablation electrode part, only, the mode of general dismantlement is comparatively loaded down with trivial details, when being not convenient for unpack apart and the installation, inconvenient gripping, the junction is touched easily when generally gripping, influence actual connection effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular ablation electrode to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined ablation electrode comprises a base, wherein a movable barrel is mounted at one end of the base, a stop mechanism is mounted at one end of the movable barrel, a movable mechanism is mounted inside the movable barrel, and a connecting mechanism is mounted on the surfaces of the movable barrel and the base; the connecting mechanism comprises a connecting column and a handle, the connecting column is respectively arranged on the surfaces of the movable barrel and the base, the handle is arranged on the surface of the connecting column, and a movable bolt is arranged at the joint of the handle and the connecting column.

Preferably, the stop mechanism comprises a limiting groove and a sealing block, the limiting groove is formed in the top end surface of the movable barrel, a safety ball is arranged on the surface of the limiting groove, and the sealing block is arranged on the top end of the movable barrel.

Preferably, the movable mechanism comprises a concentric ring and a movable electrode needle, the concentric ring is arranged in the movable barrel, the fixed electrode needle is sleeved in the concentric ring, the movable electrode needle is arranged in the fixed electrode needle, and the movable electrode needle extends out of the movable barrel.

Preferably, the surface of the movable electrode needle is provided with a connecting block, the movable cylinder bodies on two sides of the movable electrode needle are internally provided with guide rings, and the inner wall of each movable cylinder body is provided with a heat insulation layer.

Preferably, the surface of the movable barrel on one side of the connecting column is provided with a sliding groove, a sliding block is arranged inside the sliding groove, and the surface of the movable barrel on one side of the sliding groove is provided with a scale strip.

Preferably, a sealing ring is installed in a gap between the movable cylinder and the base, and an insertion column is installed at the bottom end of the movable cylinder.

Preferably, the socket is installed at the top end of the inside of the base, and the clamping sheet is installed at the bottom end of the fixed electrode needle.

Preferably, a circuit substrate is mounted inside the base below the socket, a connecting wire is mounted on the surface of the circuit substrate, and the connecting wire extends outwards from the base.

Preferably, a switch platform is arranged on the surface of the base on one side of the connecting column.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this combination formula ablation electrode, through inserting the post, the inside of extensible to base, and then realize cup jointing each other of activity barrel and base, and through the sealing washer, can seal the clearance between activity barrel and the base, be convenient for protect inside, and through the spliced pole, use with the combination of movable bolt, can be with the help of threaded connection's form, be connected handle and spliced pole, and then make the both ends of handle respectively with activity barrel and pedestal connection, indirectly make activity barrel and pedestal connection, do benefit to the dismantlement and the equipment to whole ablation electrode, and when can using, hold the handle, drive whole ablation electrode and move and operation etc. operation, avoid contacting with the junction of ablation electrode.

2. This combination formula ablation electrode, through the slider, and use with the connecting block combines, the two actual interconnect, can drive the relative fixed electrode needle of activity electrode needle and take place relative motion, make the whole length grow of electrode needle or diminish, use under the different circumstances of being applied to, through the spout, can carry out spacing and direction to the motion of slider, avoid taking place the position, through the scale strip, can play the reference to the motion of slider, be convenient for draw the slider and even the displacement numerical value of activity electrode needle motion, improve the precision of using.

3. This combination formula ablation electrode through the guide ring, when spacing contact with activity electrode needle, does not influence the motion of activity electrode needle, and is provided with the opening on it, for the slip of connecting block and slider provides required passageway, through the socket, accepts the use with the joint piece, the two chucking each other, realizes the connection effect between fixed electrode needle and the circuit substrate from this, provides required electric energy etc. for fixed electrode needle even activity electrode needle.

4. This combination formula ablation electrode, through the safety ball, the actual specific position at the activity electrode needle that cup joints, can take place the motion along with the activity electrode needle, when the in-service use, can contact with human tissue etc., play certain spacing effect to the activity electrode needle, it is great to avoid activity electrode needle depth of puncture, harm normal cell tissue, the safety is improved, and use with spacing groove combination, can with the surface contact of safety ball, it is tight and spacing to push up the safety ball surface, and through the sealing block, under the condition that does not influence the motion of activity electrode needle, seal up the opening of activity barrel, avoid outside body fluid etc. to get into inside the activity barrel, cause harmful effects.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. connecting columns; 2. a handle; 3. a slider; 4. a chute; 5. a safety ball; 6. a movable electrode needle; 7. a scale bar; 8. a movable barrel; 9. a seal ring; 10. a base; 11. a switch stand; 12. a connecting wire; 13. a circuit substrate; 14. a movable bolt; 15. a socket; 16. fixing the electrode needle; 17. a guide ring; 18. a thermal insulation layer; 19. connecting blocks; 20. concentric rings; 21. a clip sheet; 22. inserting a column; 23. a limiting groove; 24. and (6) sealing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the combined ablation electrode of this embodiment includes a base 10, a movable barrel 8 is installed at one end of the base 10, the movable barrel 8 can be relatively connected to and separated from the base 10, even if the combined ablation electrode is easy to detach and install, a stop mechanism is installed at one end of the movable barrel 8, the stop mechanism includes a limiting groove 23 and a sealing block 24, the limiting groove 23 is disposed on the top surface of the movable barrel 8, a safety ball 5 is installed on the surface of the limiting groove 23, the safety ball 5 is a spherical component, the material can be made of high temperature resistant medical plastic, a specific channel is present inside, the sealing block 24 is installed at the top end inside the movable barrel 8, the channel is present inside, the specific component can move, and the combined ablation electrode has a good sealing effect, and can prevent external body fluids and the like from entering inside the movable barrel 8 to affect use during ablation, the movable mechanism is installed inside the movable barrel, the movable mechanism comprises a concentric ring 20 and a movable electrode needle 6, the concentric ring 20 is fixedly arranged inside the movable barrel 8, the fixed electrode needle 16 is sleeved inside the concentric ring 20 and is similar to a common ablation electrode needle, the inner part of the concentric ring is hollow and is fixedly arranged inside the movable barrel 8 through the concentric ring 20, the movable electrode needle 6 is arranged inside the fixed electrode needle 16, the movable electrode needle 6 can be stressed to move relative to the fixed electrode needle 16 while being in smooth contact with the fixed electrode needle 16, the movable electrode needle 6 extends outwards to form the movable barrel 8 as a main component of an ablation operation, the safety ball 5 is actually sleeved on the movable electrode needle 6, and a connecting mechanism is arranged on the surfaces of the movable barrel 8 and the base 10; coupling mechanism includes spliced pole 1 and handle 2, spliced pole 1 is installed respectively on the surface of activity barrel 8 and base 10, the surface is provided with the same screw hole, the surface at spliced pole 1 is installed to handle 2, handle 2 wholly is "C" type, both ends can be respectively with spliced pole 1 mutual correspondence and installation, and handle 2 installs movable bolt 14 with spliced pole 1 junction, movable bolt 14 forms for the two parts combination, one is smooth axis body, one is the screw thread cylinder, smooth axis body is inside handle 2, and spacing, and the screw thread cylinder is direct to be connected with spliced pole 1's screw hole, make handle 2 and spliced pole 1 relatively fixed from this, at this moment, movable barrel 8 is connected with base 10 mutual screens.

Specifically, the surface of the movable electrode needle 6 is provided with a connecting block 19, the connecting block 19 extends vertically outwards, the movable cylinder 8 at two sides of the movable electrode needle 6 is internally provided with a guide ring 17, the guide ring 17 is made of a specific soft rubber material and is in limit contact with the movable electrode needle 6 without influencing the movement of the movable electrode needle 6, an opening is arranged on the guide ring to provide required channel movement for the movement of specific parts, the inner wall of the movable cylinder 8 is provided with a heat insulation layer 18, the heat insulation layer 18 can be specific heat insulation materials, heat generated by the movable electrode needle 6 and the like can be isolated to a certain extent, the heat insulation layer is beneficial to practical use, the surface of the movable cylinder 8 at one side of the connecting column 1 is provided with a sliding groove 4, the sliding groove 4 is communicated up and down, the sliding block 3 is arranged inside the sliding groove 4, the sliding block 3 can move along the sliding groove 4 in a, be connected with connecting block 19, during the in-service use from this, can drive slider 3 and drive connecting block 19 and activity electrode needle 6 in step and carry out the motion in specific position, and 8 surface mounting of the activity barrel of spout 4 one side have scale 7, and there is the size scale in the surface, can play the reference to the motion of slider 3, be convenient for obtain slider 3 and even the displacement numerical value of activity electrode needle 6 motion, improve the precision of using.

Further, sealing washer 9 is installed in the clearance department of activity barrel 8 and base 10, for software plastic material, when activity barrel 8 and base 10 clamping connection, can seal the clearance of the two, and the bottom of activity barrel 8 is installed and is inserted post 22, insert the inside that post 22 can the disect insertion base 10, realize the spacing connection of the two, socket 15 is installed on the top, there is specific cell body in the port position, and the card piece 21 is installed to the bottom of fixed electrode needle 16, inside the cell body of socket 15 can directly be gone into to card piece 21, when realizing the two connection, realize the inside connection effect of activity barrel 8 and base 10.

Further, a circuit substrate 13 is mounted inside the base 10 below the socket 15, on which a circuit module required by a general ablation electrode is mounted, a connection line 12 is mounted on the surface of the circuit substrate 13, and the connection line 12 extends out of the base 10, and the connection line 12 is directly electrically connected with an external device and provides a required power source for the circuit substrate 13.

Furthermore, a switch platform 11 is installed on the surface of the base 10 on one side of the connecting column 1, a switch button is arranged on the switch platform 11, and is equipped with a switch circuit, and is electrically connected with the circuit on the circuit substrate 13, and the switch control operation of the ablation electrode can be realized through the switch platform 11.

The using method of the embodiment comprises the following steps: before actual use, the movable cylinder body 8 and the base 10 are separated independently, a plurality of movable cylinder bodies 8 can be arranged, electrode needle types before the movable cylinder bodies 8 are different, the suitable use condition is different, when a certain movable cylinder body 8 needs to be used, the sealing ring 9 can be sleeved on the inserting column 22, the inserting column 22 is inserted into one end of the base 10 to generate preliminary limit, meanwhile, the handle 2 can be held by hands, the movable bolts 14 at the two ends of the handle 2 are rotated and are mutually connected with different connecting columns 1, the movable cylinder body 8 and the base 10 are mutually connected through torque generated by the connecting effect of the handle 2, the clamping sheets 21 are clamped into the socket 15, the movable cylinder bodies 8 and the base 10 are mutually connected to form a complete ablation electrode, the ablation electrode is connected with external equipment through the connecting wire 12 and electrified, a user can directly hold the handle 2 by hands, the combined ablation electrode is driven to move, meanwhile, a switch button on a switch platform 11 is touched in a point mode, the whole ablation electrode is started, actual operation is carried out, when the affected part of a patient is deep and the size of a movable electrode needle 6 is insufficient, a sliding block 3 can be driven to move along a sliding groove 4 manually, meanwhile, a connecting block 19 and even the movable electrode needle 6 are stressed and move synchronously along with the sliding block 3, the movable electrode needle 6 moves relative to a fixed electrode needle 16, the length of the whole electrode needle is increased, if necessary, the sliding block 3 can be made of a heat insulating material, the damage of scalding and the like to a user due to heat is avoided, when the movable electrode needle 6 moves, a safety ball 5 clamped in a limiting groove 23 is driven to move, when the movable electrode needle 6 penetrates into the affected part and the safety ball 5 is tightly propped against cell tissues of the user, the generated resistance is large, and the movable electrode needle 6 is directly, the movable electrode needle 6 can be reminded to have a large depth, so that the movable electrode needle can be prevented from being further extended to damage normal cell tissues and the like, the safety use performance is improved, the movable position of the sliding block 3 relative to the scale bar 7 can be referred to at the moment, the depth of the movable electrode needle 6 which is further extended is judged, and the movable electrode needle is beneficial to time use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A modular ablation electrode comprising a base (10), characterized in that: a movable cylinder (8) is mounted at one end of the base (10), a stop mechanism is mounted at one end of the movable cylinder (8), a movable mechanism is mounted inside the movable cylinder (8), and a connecting mechanism is mounted on the surfaces of the movable cylinder (8) and the base (10); the connecting mechanism comprises a connecting column (1) and a handle (2), the connecting column (1) is respectively installed on the surfaces of a movable barrel (8) and a base (10), the handle (2) is installed on the surface of the connecting column (1), and a movable bolt (14) is installed at the joint of the handle (2) and the connecting column (1).

2. The modular ablation electrode of claim 1, wherein: stop the position mechanism and include spacing groove (23) and sealing block (24), spacing groove (23) set up on the top surface of activity barrel (8), and the surface mounting of spacing groove (23) has safety ball (5), and sealing block (24) are installed on the inside top of activity barrel (8).

3. The modular ablation electrode of claim 1, wherein: the movable mechanism comprises concentric rings (20) and movable electrode needles (6), the concentric rings (20) are installed inside the movable barrel (8), the fixed electrode needles (16) are sleeved inside the concentric rings (20), the movable electrode needles (6) are installed inside the fixed electrode needles (16), and the movable electrode needles (6) outwards extend out of the movable barrel (8).

4. The modular ablation electrode of claim 3, wherein: the surface mounting of activity electrode needle (6) has connecting block (19), and movable barrel (8) internally mounted of activity electrode needle (6) both sides has guide ring (17), and insulating layer (18) are installed to the inner wall of activity barrel (8).

5. The modular ablation electrode of claim 1, wherein: the surface of the movable barrel (8) on one side of the connecting column (1) is provided with a sliding groove (4), the sliding block (3) is arranged inside the sliding groove (4), and the surface of the movable barrel (8) on one side of the sliding groove (4) is provided with a scale strip (7).

6. The modular ablation electrode of claim 1, wherein: a sealing ring (9) is installed in the gap between the movable cylinder (8) and the base (10), and an inserting column (22) is installed at the bottom end of the movable cylinder (8).

7. The modular ablation electrode of claim 1, wherein: a socket (15) is installed at the top end of the interior of the base (10), and a clamping sheet (21) is installed at the bottom end of the fixed electrode needle (16).

8. The modular ablation electrode of claim 7, wherein: a circuit substrate (13) is installed inside the base (10) below the socket (15), a connecting wire (12) is installed on the surface of the circuit substrate (13), and the connecting wire (12) extends out of the base (10).

9. The modular ablation electrode of claim 1, wherein: and a switch table (11) is arranged on the surface of the base (10) on one side of the connecting column (1).