An ablation electrode with adjustable button position and an ablation electrode system containing the same

Abstract

The application relates to an ablation electrode with adjustable button position and an ablation electrode system containing the same, and belongs to the technical field of medical devices. The ablation electrode comprises a pen barrel and a high-frequency current output electrode connected to the front end of the pen barrel, the electrode connecting wire of the high-frequency current output electrode passes through the pen barrel, a sliding assembly is arranged on the pen barrel, the sliding assembly comprises a shell sleeve, a switch button and a flexible electric connecting wire, the shell sleeve is sleeved on the pen barrel and can axially slide on the pen barrel; the switch button is arranged on the shell sleeve, one end of the flexible electric connecting wire is connected with a control switch, the other end passes through the pen barrel and is connected with the electrode connecting wire, the control switch is arranged in the shell sleeve and corresponds to the switch button, and the system containing the ablation electrode. The ablation electrode with adjustable button position and the ablation electrode system containing the same disclosed by the application optimize the overall structure, medical staff can adjust the button position of the ablation electrode, thereby adapting to the application requirements of different personnel, and the ablation electrode has the advantages of simple and reasonable structure, simple operation and the like.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of medical devices, in particular to an ablation electrode with adjustable button position and an ablation electrode system comprising the same. BACKGROUND

[0002] The ablation electrode, also known as an electrotome, is an accessory of high-frequency surgical equipment needed in high-frequency surgery, which is mainly used in combination with high-frequency surgical equipment or aspirator products. The working principle of the ablation electrode is to cut and stop bleeding of human tissues using high-frequency current, which is used for ablation, resection, coagulation, scraping, suction and stripping of human tissues during surgery. The front end of the ablation electrode is relatively small, which is more convenient for the operation of the surgeon and easier for the wound to recover.

[0003] Due to the difference in palm size of each medical staff and the lack of unified standard for the size of the ablation electrode, different medical staffs may have different position feelings when using different types of ablation electrodes, and the position feeling difference when adjusting the opening and closing buttons of the ablation electrode may affect the operation results of the surgery. SUMMARY

[0004] In order to overcome the defects of the prior art, the technical problem to be solved by the present application is to provide an ablation electrode with adjustable button position and an ablation electrode system comprising the same. The overall structure of the present application is optimized, and the medical staff can adjust the button position of the ablation electrode to adapt to the application requirements of different medical staffs, which has the advantages of simple and reasonable structure, simple operation, etc.

[0005] To achieve this purpose, the following technical solutions are adopted in the present application:

[0006] The ablation electrode with adjustable button position provided by the present application comprises a pen barrel and a high-frequency current output electrode connected to the front end of the pen barrel. The electrode connecting line of the high-frequency current output electrode passes through the pen barrel. A sliding assembly is arranged on the pen barrel. The sliding assembly comprises a shell, a switch button and a flexible electric connecting line. The shell is sleeved on the pen barrel and can slide axially on the pen barrel. For example, the shell is tightly sleeved on the pen barrel. Under the action of a certain external force applied by the user, the shell can slide axially on the pen barrel. When the external force is removed, the position of the shell is relatively fixed and will not change randomly. The switch button is arranged on the shell. One end of the flexible electric connecting line is connected with a control switch, and the other end passes through the pen barrel to connect the electrode connecting line. The control switch is arranged in the shell corresponding to the switch button.

[0007] According to the preferred technical scheme of the present application, the flexible electric connecting line is a flexible printed circuit board.

[0008] The preferred technical scheme of the present application is that the switch button is provided with an opening button and a closing button, and the control switch comprises an opening sensing end and a closing sensing end, the opening sensing end is located at one side of the bottom of the opening button, and the closing sensing end is located at one side of the bottom of the closing button.

[0009] The preferred technical scheme of the present application is that the bottom of the pen barrel is provided with a limiting protrusion, and correspondingly, the shell sleeve is provided with a limiting groove, the limiting protrusion is located in the limiting groove to limit the maximum distance of the axial sliding of the shell sleeve on the pen barrel.

[0010] The preferred technical scheme of the present application is that the shell sleeve comprises a shell sleeve upper cover and a shell sleeve lower cover, and the shell sleeve upper cover and the shell sleeve lower cover are connected.

[0011] The preferred technical scheme of the present application is that the shell sleeve upper cover is provided with a button groove, the switch button is connected with the button groove, the flexible electric connecting line passes through the perforation of the button groove, the control switch is located above the groove bottom of the button groove, and the bottom of the switch button is provided with a contact protrusion for contacting with the opening sensing end during use.

[0012] The preferred technical scheme of the present application is that the shell sleeve lower cover is provided with first clamping pieces which are uniformly distributed on the left and right sides, the shell sleeve upper cover is provided with first clamping grooves for the first clamping pieces to be clamped, and the first clamping pieces and the first clamping grooves are clamped tightly.

[0013] The preferred technical scheme of the present application is that the switch button is provided with second clamping pieces which are uniformly distributed on the left and right sides, the bottom of the button groove is provided with second clamping grooves for the second clamping pieces to be clamped, and the second clamping pieces and the second clamping grooves are clamped tightly.

[0014] The preferred technical scheme of the present application is that the material of the pen barrel is flame-retardant ABS.

[0015] The present application also provides an ablation electrode system comprising the ablation electrode with the adjustable button according to any one of the above-mentioned schemes.

[0016] The preferred technical scheme of the present application is that the ablation electrode system further comprises a smoke exhaust pipe and a smoke exhaust device, the head end of the ablation electrode is provided with a smoke suction port, the front end of the smoke exhaust pipe is connected with the tail end of the ablation electrode, the tail end of the smoke exhaust pipe is connected with the smoke exhaust device, and the smoke exhaust device uses vacuum suction force to make the smoke pass through the smoke suction port, the rod cavity of the pen barrel and the smoke exhaust pipe in sequence and reach the smoke exhaust device. The smoke exhaust device mainly comprises an air suction fan, and the power of the air suction fan is adjusted to suck away the generated smoke.

[0017] The preferred technical scheme of the present application is that the ablation electrode system further comprises a host computer, a part of the electrode connecting line which passes out of the tail end of the ablation electrode is located inside the smoke exhaust pipe, the smoke exhaust pipe is provided with an opening hole for leading out the electrode connecting line, the other end of the electrode connecting line is provided with an electrode plug, and the electrode plug is connected with the host computer. In addition, the smoke exhaust pipe can be formed by combining a plurality of PE rubber pipes through connecting pieces, and the electrode connecting line is led out through the setting gap of the connecting pieces.

[0018] Advantages of the present application:

[0019] The present application provides an ablation electrode with adjustable button position and an ablation electrode system containing the same. The switch button is arranged on the sliding assembly, and the flexible electric connecting wire is connected to the electrode connecting wire inside the pen barrel and the side of the switch button, respectively. Through the sliding cooperation of the sliding assembly and the pen barrel of the ablation electrode, the position of the switch button can be adjusted to adapt to the application requirements of different medical staff, and the structure is simple and reasonable, and the operation is simple. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0021] Figure 1 It is an exploded view of the ablation electrode with adjustable button position of the present application.

[0022] Figure 2 It is a structure diagram of the flexible electric connecting wire of the present application.

[0023] Figure 3 It is a structure diagram of the switch button of the present application.

[0024] Figure 4 It is a structure diagram of the upper cover of the shell of the present application.

[0025] Figure 5 It is a structure diagram of the lower cover of the shell of the present application.

[0026] Figure 6 It is a structure diagram of the ablation electrode system of the present application.

[0027] In the drawings:

[0028] 1, pen barrel; 11, limiting protrusion; 2, high-frequency current output electrode; 21, electrode connecting wire; 3, sliding assembly; 31, shell; 311, upper cover of shell; 3111, button groove; 3112, first buckle groove; 3113, second buckle groove; 312, lower cover of shell; 3121, first buckle piece; 313, limiting groove; 32, switch button; 321, opening button; 322, closing button; 323, contact protrusion; 324, second buckle piece; 33, flexible electric connecting wire; 331, opening sensing end; 332, closing sensing end; 4, smoke exhaust pipe; 5, smoke exhaust device; 6, smoke suction port; 7, main machine. DETAILED DESCRIPTION

[0029] The technical solution of the present invention will be further described below with reference to the accompanying drawings and specific embodiments.

[0030] like Figures 1-6 As shown, this embodiment provides an ablation electrode with an adjustable button position, including a pen 1 and a high-frequency current output electrode 2 connected to the front end of the pen 1. The electrode connection wire of the high-frequency current output electrode 2 passes through the pen 1. A sliding component 3 is provided on the pen 1. The sliding component 3 includes a housing 31, a switch button 32, and a flexible electrical connection 33. The housing 31 is fitted onto the pen 1 and can slide axially on the pen 1. The switch button 32 is located on the housing 31. One end of the flexible electrical connection 33 is connected to a control switch, and the other end passes through the pen 1 and connects to the electrode connection wire. The control switch is located inside the housing 31 corresponding to the switch button 32. The flexible electrical connection 33 is a flexible printed circuit board. Flexible printed circuit boards are a mature technology with high flexibility, allowing for free bending, winding, twisting, and folding. They are less prone to damage during sliding than ordinary wire connections. This embodiment uses a flexible printed circuit board. This design places the switch button on the sliding component, and connects the flexible electrical wires to the electrode connection wires inside the pen and the switch button side respectively. Through the sliding cooperation between the sliding component and the pen of the ablation electrode, the position of the switch button can be adjusted to meet the application needs of different medical staff. It has the advantages of simple and reasonable structure and easy operation.

[0031] To facilitate operation by medical staff, preferably, the switch button 32 is provided with an on button 321 and an off button 322, and the control switch includes an on sensing end 331 and an off sensing end 332. The on sensing end 331 is located on the bottom side of the on button 321, and the off sensing end 332 is located on the bottom side of the off button 322.

[0032] To prevent the sliding component from sliding off the pen body during the sliding process, specifically, a limiting protrusion 11 is provided at the bottom of the pen barrel 1, and correspondingly, a limiting groove 313 is provided on the shell 31. The limiting protrusion 11 is located in the limiting groove 313 to limit the maximum distance of axial sliding of the shell 31 on the pen barrel 1.

[0033] For ease of assembly, preferably, the housing 31 includes an upper housing cover 311 and a lower housing cover 312, which are connected together. Specifically, the lower housing cover 312 is provided with first snap-fit ​​pieces 3121 evenly distributed from left to right, and the upper housing cover 311 is provided with first snap-fit ​​grooves 3112 for the first snap-fit ​​pieces 3121 to engage with each other, and the first snap-fit ​​pieces 3121 and the first snap-fit ​​grooves 3112 engage and lock together.

[0034] In order to facilitate assembly, further, the shell upper cover 311 is provided with a button slot 3111, the switch button 32 is connected with the button slot 3111, the flexible electric wire 33 passes through the perforation of the button slot 3111, the control switch is located above the slot bottom of the button slot 3111, the bottom of the switch button 32 is provided with a contact protrusion 323: for use and opening the contact of the sensing end 331. The user presses the opening button (321) and the closing button (322), when they are deformed, the contact protrusion 323 is in contact with the corresponding sensor to perform the opening operation, and after being released, the opening button (321) and the closing button (322) are reset under the action of the self elastic force.

[0035] Specifically, the switch button 32 is provided with the second buckle piece 324 which is uniformly distributed left and right, the bottom of the button slot 3111 is provided with the second buckle slot 3113 for the second buckle piece 324 to be buckled, and the second buckle piece 324 and the second buckle slot 3113 are buckled tightly.

[0036] In order to prevent the burning caused by the circuit heating during use, so as to avoid the body damage of the medical staff, preferably, the material of the pen barrel 1 is flame-retardant ABS.

[0037] The ablation electrode system provided in the embodiment comprises the ablation electrode with the adjustable button as in the above scheme.

[0038] In order to timely remove the generated smoke during the use of the ablation electrode, so as to ensure the operation visual field of the medical personnel, preferably, the smoke exhaust pipe 4 and the smoke exhaust device 5 are further contained, the head end of the ablation electrode is provided with a smoke suction port 6, the front end of the smoke exhaust pipe 4 is connected with the tail end of the ablation electrode, the tail end of the smoke exhaust pipe 4 is connected with the smoke exhaust device 5, and the smoke exhaust device 5 makes the smoke pass through the smoke suction port 6, the rod cavity of the pen barrel 1 and the smoke exhaust pipe 4 in sequence to the smoke exhaust device 5 through the vacuum suction force.

[0039] Further, in order to better integrate the electrode connecting wire and the smoke exhaust pipe, preferably, a part of the electrode connecting wire 21 which passes out of the tail end of the ablation electrode is located inside the smoke exhaust pipe 4, the smoke exhaust pipe 4 is provided with an opening hole for leading out the electrode connecting wire 21, the other end of the electrode connecting wire 21 is provided with an electrode plug, and the electrode plug is connected with the host 7. The host 7 is provided with a monopolar cutting mode and a monopolar coagulation mode, and the cutting and coagulation modes are switched by adjusting the output power size of the host.

[0040] The application is described through the preferred embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to the features and embodiments without departing from the spirit and scope of the application. The application is not limited by the specific embodiments disclosed herein, and other embodiments falling within the claims of the application all belong to the protection scope of the application.

Claims

1. An ablation electrode with adjustable button position, comprising a pen barrel (1) and a high-frequency current output electrode (2) connected to the front end of the pen barrel, and an electrode connecting wire (21) of the high-frequency current output electrode (2) penetrating through the pen barrel (1), characterized in that: a sliding assembly (3) is arranged on the pen barrel (1), the sliding assembly (3) comprising a shell (31), a switch button (32) and a flexible electric connecting wire (33), the shell (31) being sleeved on the pen barrel (1) and axially slidable on the pen barrel (1); the switch button (32) is arranged on the shell (31), one end of the flexible electric connecting wire (33) is connected with a control switch, the other end of the flexible electric connecting wire (33) penetrates through the pen barrel (1) and is connected with the electrode connecting wire (21), and the control switch is arranged in the shell (31) corresponding to the switch button (32); the switch button (32) is provided with an opening button (321) and a closing button (322), the control switch comprises an opening sensing end (331) and a closing sensing end (332), the opening sensing end (331) is located at one side of the bottom of the opening button (321), and the closing sensing end (332) is located at one side of the bottom of the closing button (322); the sliding assembly and the pen barrel of the ablation electrode are slidably matched, so that the position of the switch button can be adjusted to adapt to the application requirements of different medical staff.

2. The ablation electrode with adjustable button position according to claim 1, characterized in that: the shell (31) comprises a shell upper cover (311) and a shell lower cover (312), and the shell upper cover (311) and the shell lower cover (312) are connected.

3. The ablation electrode with adjustable button position according to claim 2, characterized in that: the shell upper cover (311) is provided with a button slot (3111), the switch button (32) is connected with the button slot (3111), the flexible electric connecting wire (33) penetrates through a perforation of the button slot (3111), and the control switch is located above the slot bottom of the button slot (3111); the bottom of the switch button (32) is provided with a contact protrusion (323) for contacting with the opening sensing end (331) during use.

4. The ablation electrode with adjustable button position according to claim 2, characterized in that: the shell lower cover (312) is provided with first clamping pieces (3121) uniformly distributed on the left and right sides, the shell upper cover (311) is provided with first clamping grooves (3112) for clamping the first clamping pieces (3121), and the first clamping pieces (3121) and the first clamping grooves (3112) are clamped tightly.

5. The ablation electrode with adjustable button position according to claim 3, characterized in that: ​ ​ ​ ​ ​ ​ ​ ​ ​ The switch button (32) is provided with second clamping sheets (324) which are uniformly distributed on the left and right sides, the bottom of the button slot (3111) is provided with second clamping slots (3113) for clamping the second clamping sheets (324), and the second clamping sheets (324) and the second clamping slots (3113) are clamped in cooperation.

6. An ablation electrode system, characterized in that: The ablation electrode with the adjustable button according to any one of claims 1-5.

7. The ablation electrode system according to claim 6, characterized in that: The ablation electrode system further comprises a smoke exhaust pipe (4) and a smoke exhaust device (5), and the head end of the ablation electrode is provided with a smoke suction port (6); The front end of the smoke exhaust pipe (4) is connected to the tail end of the ablation electrode, the tail end of the smoke exhaust pipe (4) is connected to the smoke exhaust device (5), and the smoke exhaust device (5) causes smoke to pass through the smoke suction port (6), the rod cavity of the pen barrel (1) and the smoke exhaust pipe (4) in sequence through the action of vacuum suction.

8. The ablation electrode system according to claim 7, characterized in that: A part of the electrode connecting line (21) which passes out of the tail end of the ablation electrode is located inside the smoke exhaust pipe (4), the smoke exhaust pipe (4) is provided with an opening for leading out the electrode connecting line (21), and the other end of the electrode connecting line (21) is provided with an electrode plug which is connected to the main machine (7).

Images