Smoke suction electrotome with integrated telescopic smoke suction pipe

Abstract

The utility model discloses a smoke absorbing electrotome with an integrated telescopic smoke absorbing tube, which comprises an electrotome electrode, a conducting strip integrated electrode socket, a telescopic tube, an electrotome handle and a rotary tail joint, the telescopic tube is integrally injection-molded, and a hexagonal angle lock is integrally injection-molded in an inner cavity of the telescopic tube; the electrotome electrode and the conducting strip integrated electrode socket are detachably connected with the hexagonal angle lock respectively; a rotary damping telescopic tube locking mechanism is arranged between the telescopic tube and the electrotome handle; a smoke exhaust corrugated pipe is arranged at the rear end of the rotary tail joint; the multifunctional electrode protection sleeve is provided with a cleaning end, an electrode protection structure and a pulling end, and the multifunctional electrode protection sleeve is inserted into the telescopic pipe. The telescopic pipe and the electrotome handle are both integrally formed in an injection molding mode, and the risk that a split type smoke suction pipe falls off is avoided; the locking telescopic function of the telescopic tube can be achieved by rotating the damping telescopic tube locking mechanism, and different operation requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a smoking electric knife with an integrated telescopic smoking tube. Background Art

[0002] The electric knife is a common surgical tool. During surgical cutting, a large amount of smoke will be generated, which will block the doctor's vision and affect the normal progress of the operation. Therefore, most electric knives now have a smoke absorption function. The smoke generated by the operation is sucked out through a vacuum adsorption device to ensure the normal and smooth progress of the operation.

[0003] The smoking tubes in the existing smoking electric knives are mostly split structures, and the split smoking tubes have the risk of falling off, which increases the risk of surgery; there is no telescopic locking structure between the existing smoking tube and the smoking electric knife, and the length of the smoking tube cannot be flexibly adjusted, which is not suitable for various surgical needs; at the same time, when the operation time is long in clinical practice, there is a possibility that blood and body fluids stick to the electric knife buttons, increasing the risk of the buttons getting stuck; in addition, during the use of the existing smoking electric knives, it is more troublesome to replace the electrodes and clean the smoking tube; the electrodes of the smoking electric knife are not well protected during transportation; therefore, the utility model provides a smoking electric knife with an integrated telescopic smoking tube and an electrode protection cover thereof. Utility Model Content

[0004] The main purpose of the utility model is to provide a smoking electric knife with an integrated telescopic smoking tube, so as to solve the above technical problems.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a smoking electric knife with an integrated telescopic smoking pipe, comprising an electric knife electrode, an electrode socket with an integrated conductive sheet, a telescopic pipe, an electric knife handle and a rotating tail joint, wherein the telescopic pipe is integrally injection-molded, and a hexagonal angle lock is integrally injection-molded in the inner cavity of the telescopic pipe; the electric knife electrode and the electrode socket with an integrated conductive sheet are respectively detachably connected to the hexagonal angle lock; a rotary damping telescopic pipe locking mechanism is provided between the telescopic pipe and the electric knife handle; a smoke exhaust bellows is provided at the rear end of the rotating tail joint;

[0006] It also includes a multifunctional electrode protection sleeve, which is provided with a cleaning end, an electrode protection structure and an extraction end, and the multifunctional electrode protection sleeve is inserted into the telescopic tube.

[0007] On the basis of the above scheme and as a preferred scheme of the above scheme: the hexagonal angle lock includes an integrally injection-molded mounting block, the mounting block is provided with a mounting cavity, the front end of the mounting cavity is provided with a hexagonal lock hole, and the rear end of the mounting cavity is provided with a circular hole; the tail end of the electrosurgical electrode is provided with a hexagonal locking block, and the hexagonal locking block and the hexagonal lock hole are adapted; the front end of the conductive sheet integrated electrode socket is plugged into the circular hole.

[0008] On the basis of the above scheme and as a preferred scheme of the above scheme: the rotary damping telescopic tube locking mechanism includes a locking rotary cap, a damping ring is arranged inside the locking rotary cap, and the rear end of the telescopic tube is detachably connected to the damping ring.

[0009] On the basis of the above solution and as a preferred solution of the above solution: the damping ring is made of rubber material.

[0010] On the basis of the above scheme and as a preferred scheme of the above scheme: the electric knife handle includes a handle upper shell and a handle lower shell, a PCB circuit assembly is installed in the handle lower shell, the PCB circuit assembly is externally connected to an electrical conductor, and the rear end of the conductive sheet integrated electrode socket is electrically connected to the PCB circuit assembly; a control button is installed on the top of the handle upper shell.

[0011] On the basis of the above scheme and as a preferred scheme of the above scheme: the structure of the control button can be selectively set; the top of the control button is a cap-shaped structure, a touch rod is provided in the middle of the bottom surface of the control button, and the bottom end of the touch rod is an inverted structure.

[0012] On the basis of the above scheme and as a preferred scheme of the above scheme: the cleaning end of the multifunctional electrode protective cover includes a first body and a second body, the first body and the second body are both formed with strip-shaped arc grooves, the length of the first body is greater than the length of the second body, and the width of the first body is less than the width of the second body.

[0013] On the basis of the above scheme and as a preferred scheme of the above scheme: the electrode protection structure includes a protection groove, the bottom wall of the protection groove is provided with a through long strip groove, and support blocks are provided on both sides of one end of the long strip groove.

[0014] On the basis of the above scheme and as a preferred scheme of the above scheme: the extraction end includes an extraction head, and the extraction head is provided with an extraction hole, and the extraction hole is adapted to the head end of the electrosurgical knife electrode.

[0015] On the basis of the above scheme and as a preferred scheme of the above scheme: the multifunctional electrode protection cover is integrally injection-molded, and the multifunctional electrode protection cover is made of X-ray developing engineering plastic material.

[0016] The beneficial effects of the utility model are as follows:

[0017] The telescopic tube and the electric knife handle in the utility model are both integrally injection molded, which reduces the volume and avoids the risk of the split smoking tube falling off.

[0018] The handle of the electrosurgical knife and the telescopic tube are locked or released by a rotary damping telescopic tube locking mechanism to achieve the purpose of telescopic extension. The rotary damping telescopic tube locking mechanism is fixed to the front end of the lower shell of the handle. Through the setting of the damping ring, the locking force is greatly increased, and the telescopic tube can be locked in any state of use. It can provide a good locking feel and can also scrape off the grease attached to the wall of the telescopic tube during surgery. It can be suitable for different surgical needs.

[0019] The PCB circuit component is installed on the lower shell of the handle, and the PCB circuit component is completely separated from the smoking channel, thereby preventing the circuit component from being damaged by blood and body fluids when smoking during surgery.

[0020] The swivel tail joint is connected to the tail end of the electric knife handle and can be flexibly rotated 180 degrees to reduce the obstruction of the smoke exhaust bellows.

[0021] By providing a cap-shaped control button and an inverted structure at the bottom end of the touch rod of the control button, a better protection effect is achieved, reducing the risk of the button body being stuck by foreign objects such as blood clots.

[0022] During packaging, the clean end of the multifunctional electrode protective cover is inserted into the smoking tube, and the electrode protection structure contacts the electrosurgical knife electrode. It is used to protect the head of the electrosurgical knife electrode during the transportation of the high-frequency electrosurgical knife, preventing the electrosurgical knife electrode from damaging the packaging bag and external forces. During the operation, human tissue may cause blockage to the smoking tube, which can be cleared with the clean end of the multifunctional electrode protective cover. When replacing the electrosurgical knife electrode, the extraction head on the extraction end of the multifunctional electrode protective cover can be used to effectively disassemble and assemble the electrosurgical knife electrode. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is an exploded view of the utility model;

[0025] Figure 3 It is a partial cross-sectional view of the locking rotating cap and the damping ring in the utility model;

[0026] Figure 4 It is a cross-sectional view of the control button in the utility model;

[0027] Figure 5 It is an assembly diagram of the multifunctional electrode protection sleeve and the conductive sheet integrated electrode socket in the utility model;

[0028] Figure 6 It is a schematic diagram of the overall structure of the multifunctional electrode protection sleeve in the utility model;

[0029] Figure 7 It is a top view of the multifunctional electrode protection cover in the utility model;

[0030] Figure 8 This is a schematic diagram of the assembly structure of the multifunctional electrode protection sleeve and the smoking electric knife in the utility model;

[0031] Fig. 9 It is an exploded view of the multifunctional electrode protection sleeve and the smoking electric knife in the utility model;

[0032] Fig.10 It is a front view of the utility model.

[0033] In the figure: 1-telescopic tube; 10-multifunctional electrode protection sleeve; 11-cleaning end; 110-first body; 111-second body; 1100-strip arc groove; 12-electrode protection structure; 120-protective groove; 121-long strip notch; 122-support block; 13-extraction end; 130-extraction hole; 131-extraction head; 14-mounting block; 140-hexagonal lock hole; 2-electric knife handle; 3-electric knife electrode; 4-conductive sheet integrated electrode socket; 5-PCB circuit assembly; 6-handle upper shell; 7-control button; 70-cap-shaped structure; 71-inverted structure; 72-button body; 73-elastic arm; 8-rotating tail joint; 9-locking rotating cap; 90-damping ring. DETAILED DESCRIPTION

[0034] In order to make the objectives, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments. However, the specific implementation methods and embodiments described below are for illustrative purposes only and are not intended to limit the present invention.

[0035] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0036] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0038] Embodiment 1

[0039] See attached figure Figure 1 to Figure 2 In this embodiment, a smoking electric knife with an integrated telescopic smoking tube comprises an electric knife electrode 3, a conductive sheet integrated electrode socket 4, a telescopic tube 1, an electric knife handle 2 and a rotating tail joint 8. The telescopic tube 1 is integrally injection molded, and a hexagonal angle lock is integrally injection molded in the inner cavity of the telescopic tube 1; the electric knife electrode 3 and the conductive sheet integrated electrode socket 4 are respectively detachably connected to the hexagonal angle lock; a rotary damping telescopic tube locking mechanism is provided between the telescopic tube 1 and the electric knife handle 2; a smoke exhaust bellows is provided at the rear end of the rotating tail joint 8;

[0040] It also includes a multifunctional electrode protection sleeve 10 , on which a cleaning end 11 , an electrode protection structure 12 and an extraction end 13 are provided. The multifunctional electrode protection sleeve 10 is inserted into the telescopic tube 1 .

[0041] The telescopic tube 1 and the electric knife handle 2 in this embodiment are both integrally injection molded, which reduces the volume and avoids the risk of the split smoking tube falling off.

[0042] Furthermore, the handle of the electric knife includes an upper handle shell and a lower handle shell, and a PCB circuit component 5 is installed in the lower handle shell; the PCB circuit component 5 is externally connected to an electrical conductor, and the rear end of the conductive sheet integrated electrode socket 4 is electrically connected to the PCB circuit component 5; a control button 7 is installed on the top of the upper handle shell 6.

[0043] Specifically, a mounting groove 20 is integrally formed at the top of the handle lower shell, and a PCB circuit component 5 is arranged in the mounting groove 20; a handle upper shell 6 is arranged on the top of the mounting groove 20, and a control button is installed on the top surface of the handle upper shell 6; the PCB circuit component 5 is installed on the mounting groove 20 of the electric knife handle 2, and the PCB circuit component 5 is completely separated from the smoking channel, thereby avoiding damage to the circuit component by blood and body fluids when smoking during surgery.

[0044] At the same time, a smoking passage is provided in the electric knife handle 2 , and the smoking passage is arranged at a position below the mounting groove 20 .

[0045] More specifically, see the attached drawings Figure 4 , the structure of the control button 7 can be selectively set; in this embodiment, the top of the control button 7 is a cap-shaped structure 70, and a touch rod is provided in the middle of the bottom surface of the control button 7, and the bottom end of the touch rod is an inverted structure 71.

[0046] By providing a cap-shaped control button 7 and providing an undercut structure 71 at the bottom end of the touch rod of the control button 7, a better protection effect is achieved, and the risk of the control button being stuck by foreign objects such as blood clots is reduced.

[0047] Further, see the attached figure Figure 2 and Figure 3 The rotary damping telescopic tube locking mechanism comprises a locking rotary cap 9, a damping ring 90 is arranged inside the locking rotary cap 9, and the rear end of the telescopic tube 4 is detachably connected to the damping ring 90.

[0048] Preferably, the damping ring 90 is made of rubber material.

[0049] The electric knife handle 2 and the telescopic tube 1 are locked or released by rotating the damping telescopic tube locking mechanism to achieve the purpose of telescopic extension. The telescopic tube locking mechanism is fixed to the front end of the handle lower shell; through the setting of the damping ring 90, the locking force is greatly increased, and the telescopic tube 1 can be locked in any use state, which can provide a good locking feel and can also scrape off the grease attached to the wall of the telescopic tube 1 during the operation; it can be suitable for different surgical needs.

[0050] Further, see the attached figure Figure 5 and Fig.10 The hexagonal angle lock includes an integrally injection-molded mounting block 14, a mounting cavity is provided on the mounting block 14, a hexagonal lock hole 140 is provided at the front end of the mounting cavity, and a circular hole is provided at the rear end of the mounting cavity; a hexagonal lock block is provided at the tail end of the electrosurgical electrode 3, and the hexagonal lock block and the hexagonal lock hole 140 are adapted; the front end of the conductive sheet integrated electrode socket 4 is plugged into the circular hole.

[0051] See attached picture Figure 6-Figure 8In this embodiment, the cleaning end 11 of the multifunctional electrode protective cover 10 includes a first body 110 and a second body 111. The first body 110 and the second body 111 are both formed with a strip-shaped arc groove 1100. The length of the first body 110 is greater than the length of the second body 111, and the width of the first body 110 is less than the width of the second body 111.

[0052] Furthermore, the electrode protection structure 12 includes a protection groove 120 , a bottom wall of the protection groove 120 is provided with a through long strip slot 121 , and support blocks 122 are provided on both sides of one end of the long strip slot 121 .

[0053] Furthermore, the extraction end 13 includes an extraction head 131 , and an extraction hole 130 is provided in the extraction head 131 . The extraction hole 130 is adapted to the head end of the electrosurgical knife electrode 3 .

[0054] Preferably, the multifunctional electrode protection cover 10 is integrally injection molded, and the extractor is made of X-ray developable engineering plastic material.

[0055] The method of using the multifunctional electrode protective sleeve 10 is as follows: when packaging, the clean end 11 of the multifunctional electrode protective sleeve 10 is inserted into the smoking tube 1, and the electrode protection structure 12 is in contact with the electrosurgical electrode 3, which is used to protect the head of the electrosurgical electrode during the transportation of the high-frequency electrosurgical knife, and prevent the electrosurgical electrode 3 from damaging the packaging bag and external forces. During the operation, human tissue may cause blockage to the smoking tube, which can be cleared with the clean end 11 of the multifunctional electrode protective sleeve 10; when replacing the electrosurgical electrode 3, the extraction head on the extraction end of the multifunctional electrode protective sleeve 10 can be used to effectively disassemble and assemble the electrosurgical electrode 3.

[0056] Embodiment 2

[0057] See attached picture Fig. 9 Different from the first embodiment, the control button in this embodiment includes a button body 72, and elastic arms 73 are provided on both sides of the button body 72. The thickness of the button body 72 is thinner than that of the button body 72 in the first embodiment. In order to enhance the user experience, the design of the elastic arms 73 on the button body 72 effectively positions the button body 72, so that it is well positioned and has better button function, and can also better protect the influence of body fluids or surgical fluids on the function of the button body.

[0058] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A smoking electric knife with an integrated telescopic smoking tube, characterized in that: It comprises an electrosurgical knife electrode, an electrode socket with an integrated conductive sheet, a telescopic tube, an electrosurgical knife handle and a rotating tail joint, wherein the telescopic tube is integrally injection-molded, and a hexagonal angle lock is integrally injection-molded in the inner cavity of the telescopic tube; the electrosurgical knife electrode and the electrode socket with an integrated conductive sheet are detachably connected to the hexagonal angle lock respectively; a rotary damping telescopic tube locking mechanism is provided between the telescopic tube and the electrosurgical knife handle; and a smoke exhaust bellows is provided at the rear end of the rotating tail joint; It also includes a multifunctional electrode protection sleeve, which is provided with a cleaning end, an electrode protection structure and an extraction end, and the multifunctional electrode protection sleeve is inserted into the telescopic tube.

2. The electric smoking knife with an integrated telescopic smoking tube according to claim 1, characterized in that: The hexagonal angle lock includes an integrally injection-molded mounting block, a mounting cavity is provided on the mounting block, a hexagonal lock hole is provided at the front end of the mounting cavity, and a circular hole is provided at the rear end of the mounting cavity; a hexagonal lock block is provided at the tail end of the electrosurgical knife electrode, and the hexagonal lock block and the hexagonal lock hole are adapted; the front end of the conductive sheet integrated electrode socket is plugged into the circular hole.

3. The electric smoking knife with an integrated telescopic smoking tube according to claim 1, characterized in that: The rotary damping telescopic tube locking mechanism comprises a locking rotary cap, a damping ring is arranged inside the locking rotary cap, and the rear end of the telescopic tube is detachably connected to the damping ring.

4. The electric smoking knife with an integrated telescopic smoking tube according to claim 3, characterized in that: The damping ring is made of rubber material.

5. The electric smoking knife with an integrated telescopic smoking tube according to claim 1, characterized in that: The electric knife handle includes an upper handle shell and a lower handle shell, a PCB circuit assembly is installed in the lower handle shell, the PCB circuit assembly is externally connected to an electrical conductor, and the rear end of the conductive sheet integrated electrode socket is electrically connected to the PCB circuit assembly; a control button is installed on the top of the upper handle shell.

6. The electric smoking knife with an integrated telescopic smoking tube according to claim 5, characterized in that: The structure of the control button can be selectively set; the top of the control button is a cap-shaped structure, a touch rod is provided in the middle of the bottom surface of the control button, and the bottom end of the touch rod is an inverted structure.

7. The inhalation-inhaling electric knife with an integrated telescopic inhalation tube according to claim 1, characterized in that: The cleaning end of the multifunctional electrode protective sleeve comprises a first body and a second body, both of which are formed with strip-shaped arc grooves, the length of the first body is greater than the length of the second body, and the width of the first body is less than the width of the second body.

8. The electric smoking knife with an integrated telescopic smoking tube according to claim 7, characterized in that: The electrode protection structure comprises a protection groove, the bottom wall of the protection groove is provided with a through long strip notch, and support blocks are provided on both sides of one end of the long strip notch.

9. The inhalation-inhaling electric knife with an integrated telescopic inhalation tube according to claim 8, characterized in that: The extraction end comprises an extraction head, in which an extraction hole is arranged, and the extraction hole is adapted to the head end of the electrosurgical knife electrode.

10. The inhalation-inhaling electric knife with an integrated telescopic inhalation tube according to claim 1, characterized in that: The multifunctional electrode protection cover is integrally injection-molded and is made of an X-ray developing engineering plastic material.

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