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CN-122005067-A - Electric coagulation electric cutting flushing and sucking device

CN122005067ACN 122005067 ACN122005067 ACN 122005067ACN-122005067-A

Abstract

The invention relates to the technical field of medical instruments, in particular to an electrocoagulation electrotome suction device, wherein a suction sleeve extending towards the far end of a handle shell is arranged on a suction assembly, an electrode tube which is coaxial with the suction sleeve and is sleeved in the suction sleeve is arranged on the electrode assembly, a cutter head is fixedly connected to the extending end of the electrode tube, a control assembly is fixedly connected with the suction sleeve through a hand wheel and is fixedly connected with the electrode tube through a guide piece, the electrode tube and the suction sleeve are controlled to rotate through rotating the hand wheel, the suction sleeve is controlled to extend out and wrap the cutter head through stretching the hand wheel, the suction assembly and the electrode assembly are communicated with a flow control assembly in a sealing mode through a communication assembly, the suction assembly, the electrode assembly and the control assembly are of an integrated structure and are detachably arranged on the handle shell through a locking assembly, and the electrode assembly is electrically connected with a power supply assembly through the locking assembly.

Inventors

  • SU YING
  • HAO TAI
  • ZHOU LEI

Assignees

  • 浙江舒友仪器设备股份有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (10)

  1. 1. The electrocoagulation electrocutting flushing and sucking device is characterized by comprising a handle shell (1), a flushing and sucking assembly (2), an electrode assembly (3), a control assembly (4), a flow control assembly (5), a communication assembly (6), a locking assembly (7) and a power supply assembly (8); The flushing and sucking assembly (2) is provided with a flushing and sucking sleeve (21) extending towards the far end of the handle shell (1), the electrode assembly (3) is provided with an electrode tube (31) coaxial with the flushing and sucking sleeve (21) and sleeved in the electrode tube, and a cutter head (32) is fixedly connected to the extending end of the electrode tube (31); The control assembly (4) is fixedly connected with the flushing and sucking sleeve (21) through a hand wheel (41), is fixedly connected with the electrode tube (31) through a guide piece (42), controls the electrode tube (31) and the flushing and sucking sleeve (21) to rotate by rotating the hand wheel (41), and controls the flushing and sucking sleeve (21) to extend out and wrap the cutter head (32) by stretching the hand wheel (41); The flushing and sucking assembly (2) and the electrode assembly (3) are in sealing communication with the flow control assembly (5) through the communication assembly (6), the flushing and sucking assembly (2), the electrode assembly (3) and the control assembly (4) are of an integrated structure and are detachably mounted on the handle shell (1) through the locking assembly (7), and the electrode assembly (3) is electrically connected with the power supply assembly (8) through the locking assembly (7).
  2. 2. The electrocoagulation electric cutting and flushing absorber of claim 1, wherein the flow control assembly (5) comprises a valve body (51), a valve core (52) and a push button (53), a first channel (511) and a second channel (512) are formed in the valve body (51) in a penetrating mode along the main body direction, a first connecting pipe (513) and a second connecting pipe (514) are arranged at the bottom of the valve body (51) and are respectively communicated with the first channel (511) and the second channel (512), an outward protruding converging opening (515) is further formed in the valve body (51), a first through hole (516) and a second through hole (517) are formed in the first channel (511) and the second channel (512) and are respectively communicated with the converging opening (515), a suction pipeline (54) is formed in the first connecting pipe (513), a flushing pipeline (55) is formed in the second connecting pipe (514) in a communicating mode, and the valve body (51) is fixedly connected with the handle shell (1) through a mounting hole (519).
  3. 3. The electrocoagulation electrocutting flushing and sucking device as set forth in claim 2, wherein the valve core (52) is respectively disposed inside the first channel (511) and the second channel (512), a special-shaped flow channel (521) is further disposed inside the valve core (52), two ports of the special-shaped flow channel (521) respectively correspond to a connecting pipe orifice and a through hole orifice on the valve body (51), and a plurality of valve core sealing rings (522) are fixedly connected to the outside of the valve core (52) and are abutted to the inner wall of the channel of the valve body (51).
  4. 4. The electrocoagulation electro-cutting flushing and sucking device of claim 3, wherein push-pull movable grooves (518) are formed in two channel side walls of the valve body (51) in a penetrating mode, a positioning pin (523) is fixedly connected to the valve core (52) and penetrates through the push-pull movable grooves (518), the push key (53) is fixedly connected to the positioning pin (523), the valve core (52) is controlled to move in a corresponding channel of the valve body (51) by pushing the push key (53), and accordingly on-off control of an upper port of the valve core (52) and a corresponding through hole in the valve body (51) is achieved.
  5. 5. The electrocoagulation electric cutting and sucking device as set forth in claim 2, wherein the communication assembly (6) comprises a fixedly connected communication sleeve (61) and a square communication part (62), a mounting groove (621) is formed in an end face of the communication part (62) opposite to one end of the communication sleeve (61), a T-shaped cover plate (63) is fixedly connected to the mounting groove (621), the communication assembly (6) is fixedly mounted on the converging port (515) of the flow control assembly (5) through the T-shaped cover plate (63), a communication hole (631) is formed in the T-shaped cover plate (63) in a penetrating mode, the guide piece (42) is coaxially arranged in the communication sleeve (61), the electrode tube (31) penetrates through and is arranged in the communication hole (631), and a communication sealing ring (64) is further arranged between the mounting groove (621) and the T-shaped cover plate (63) and is abutted to the outer wall of the electrode tube (31).
  6. 6. The electrocoagulation electric cutting and sucking device as set forth in claim 5, wherein the locking assembly (7) comprises a button (71), a pressing gasket (72), a movable insertion piece (73), an elastic buckle (74) and a spring (75), wherein a pressing movable groove (622) is formed in the communicating portion (62) in an axial penetrating manner, the movable insertion piece (73) is arranged in the pressing movable groove (622), a gasket boss (623) is formed in the top of the pressing movable groove (622), the pressing gasket (72) is sleeved on the gasket boss (623), the button (71) is arranged on the pressing gasket (72), the button (71) is arranged at the top of the handle shell (1) and extends out, a penetrating hole (731) allowing the electrode tube (31) to penetrate is formed in the surface of the movable insertion piece (73), a spring boss (732) for mounting the spring (75) is further arranged at the bottom of the movable insertion piece, and the spring (75) is abutted against one end of the movable handle (73) through one end of the spring boss (732) and one end of the movable insertion piece (73) is abutted against the shell (1).
  7. 7. The electric coagulation and electroincision flushing and absorbing device as set forth in claim 6, wherein the elastic buckle (74) comprises an arc-shaped clamping section (741) and an elastic conductive section (742) at two ends, a buckle slot (733) is further formed in the bottom of the movable inserting piece (73) and extends to the end face of the through hole (731), the arc-shaped clamping section (741) is arranged in the buckle slot (733) and extends out, the electrode tube (31) is further provided with a fixing slot (311) at the position of the through hole (731) and is matched with the arc-shaped clamping section (741), the elastic conductive section (742) extends towards one end of the power supply assembly (8), the power supply assembly (8) comprises a control board (81) and a power supply wire (82), a conductive elastic sheet (83) is fixed on the control board (81) and is abutted to the elastic conductive section (742), and a control switch (13) is further arranged on the handle shell (1) and is connected with the control board (81).
  8. 8. The electrocoagulation electrocutting and suction device as claimed in claim 1, wherein the hand wheel (41) comprises an outer shell (411) and an inner shell (412), the outer shell (411) is sleeved outside the inner shell (412) and is clamped and fixed, the flushing and suction sleeve (21) is arranged between the outer shell (411) and the inner shell (412) and is fixed on the hand wheel (41) after being clamped and pressed by the clamping of the outer shell (411) and the inner shell (412), and the rotation and stretching of the hand wheel (41) can drive the flushing and suction sleeve (21) to synchronously move.
  9. 9. The electrocoagulation electric cutting and sucking device as set forth in claim 8, wherein the guide member (42) comprises a guide cap (421) and a guide sleeve (422) which are coaxially arranged and fixedly connected, the electrode tube (31) is coaxially and fixedly arranged in the guide sleeve (422), two guide protrusions (423) are symmetrically arranged on the guide cap (421), two guide limit grooves (413) are symmetrically arranged on the side wall of the inner shell (412), the guide member (42) is arranged in the hand wheel (41), the guide protrusions (423) are arranged in the guide limit grooves (413), and the hand wheel (41) can rotate to drive the guide member (42) and the electrode tube (31) fixed with the guide member.
  10. 10. The electrocoagulation electrocutting and suction device as claimed in claim 9, wherein a movable part (11) is arranged at the extending end of the handle housing (1), gear-plane damping bosses (12) are arranged at two end parts of the movable part (11), and damping points (414) are symmetrically arranged at one end of the inner housing (412) facing the handle housing (1) and are matched with the damping bosses (12).

Description

Electric coagulation electric cutting flushing and sucking device Technical Field The invention relates to the technical field of medical appliances, in particular to an electrocoagulation electrotome flushing and sucking device. Background The electric coagulation cutting flushing and sucking device is an indispensable instrument in minimally invasive surgery, is widely applied to various intracavity surgeries such as laparoscopes, hysteroscopes, urology surgeries, digestive endoscopes and the like, integrates a high-frequency electric coagulation cutting function, can cut and stop bleeding various tissues in the surgery process, and can timely remove blood, tissue fragments and flushing fluid in a surgery area so as to keep the surgery field clear, and the surgery safety and the surgery efficiency are improved. Although the existing electric coagulation electric cutting flushing and sucking device used clinically has the integration of electric coagulation electric cutting and flushing and sucking functions, the traditional instrument usually adopts an external switch or an independent valve knob to regulate the flow, an operator or an assistant is required to perform extra operation in a distraction mode during operation, fine and instant control of flushing or sucking flow is difficult to realize in a handheld state, continuity and accuracy of operation are affected, the existing front electrode and the existing surgical instrument are of fixed structures, flexible regulation cannot be performed according to the operation requirement, multi-angle operation requirements under complex operation vision are difficult to adapt, meanwhile, the electrode end is fixed and exposed outside the surgical instrument, so that when the instrument is placed into or withdrawn from a cavity, the exposed electrode end or the instrument end at the front end easily causes accidental damage to surrounding tissues, and flexible application of the instrument in the operation process is further limited. Therefore, there is a need for an electrocoagulation electrocutting irrigation and suction device, which can control the irrigation and suction flow more accurately and conveniently, and simultaneously, the front end instrument of the irrigation and suction device has better flexibility and safety, and the electrode assembly is more convenient to detach and maintain, so that the requirements of clinical fine surgery can be met. Disclosure of Invention The invention aims to solve the problems in the background technology and provides an electrocoagulation electrotome flushing and sucking device. The technical aim of the invention is realized by the following technical scheme: An electrocoagulation electrotome flushing and sucking device comprises a handle shell, a flushing and sucking component, an electrode component, a control component, a flow control component, a communication component, a locking component and a power supply component; the flushing and sucking assembly is provided with a flushing and sucking sleeve extending towards the far end of the handle shell, the electrode assembly is provided with an electrode tube which is coaxial with the flushing and sucking sleeve and sleeved in the flushing and sucking sleeve, and the extending end of the electrode tube is fixedly connected with a cutter head; The control assembly is fixedly connected with the flushing and sucking sleeve through a hand wheel, is fixedly connected with the electrode tube through a guide piece, controls the electrode tube and the flushing and sucking sleeve to rotate by rotating the hand wheel, and controls the flushing and sucking sleeve to extend out and wrap the cutter head by stretching the hand wheel; The flushing and sucking assembly is in sealing communication with the flow control assembly through the communication assembly, the flushing and sucking assembly, the electrode assembly and the control assembly are of an integrated structure and are detachably arranged on the handle shell through the locking assembly, and the electrode assembly is electrically connected with the power supply assembly through the locking assembly. Preferably, the flow control assembly comprises a valve body, a valve core and a push button, wherein a first channel and a second channel are formed in the valve body in a penetrating mode along the direction of the main body, a first connecting pipe and a second connecting pipe are arranged at the bottom of the valve body and are respectively communicated with the first channel and the second channel, an outwards protruding converging opening is further formed in the valve body, a first through hole and a second through hole are formed in the first channel and the second channel respectively and are communicated with the converging opening, an attraction pipeline is communicated with the first connecting pipe, a flushing pipeline is communicated with the second connecting pipe, and the valve body is fixedly connected