CN111905160A - Be applied to multi-functional aspirator of abdominal cavity operation - Google Patents

Be applied to multi-functional aspirator of abdominal cavity operation Download PDF

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Publication number
CN111905160A
CN111905160A CN202010791435.8A CN202010791435A CN111905160A CN 111905160 A CN111905160 A CN 111905160A CN 202010791435 A CN202010791435 A CN 202010791435A CN 111905160 A CN111905160 A CN 111905160A
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CN
China
Prior art keywords
negative pressure
valve body
way valve
suction
suction head
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CN202010791435.8A
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Chinese (zh)
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CN111905160B (en
Inventor
李婷
刘朝晖
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BEIJING OBSTETRICS AND GYNECOLOGY HOSPITAL CAPITAL MEDICAL UNIVERSITY
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BEIJING OBSTETRICS AND GYNECOLOGY HOSPITAL CAPITAL MEDICAL UNIVERSITY
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Priority to CN202010791435.8A priority Critical patent/CN111905160B/en
Publication of CN111905160A publication Critical patent/CN111905160A/en
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Publication of CN111905160B publication Critical patent/CN111905160B/en
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    • A61M1/0023
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/84Drainage tubes; Aspiration tips
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00743Type of operation; Specification of treatment sites
    • A61B2017/00809Lung operations

Abstract

A multifunctional aspirator for abdominal surgery, comprising: a suction head, a negative pressure absorption device, a flushing pipeline and a suction handle; the suction head is a drag hook suction head with sawteeth on the end surface or a separation suction head with smooth end surface, and through holes are arranged on the surfaces of the drag hook suction head and the separation suction head; a hollow cylindrical valve cylinder which is connected with the flushing pipeline and the negative pressure device is arranged between the suction head and the suction handle; the valve cylinder is detachably connected with the suction head and the suction handle; the outer surface of the valve barrel is provided with a pipe orifice which is connected with a flushing pipe in a flushing pipeline and a negative pressure pipe in a negative pressure device in a penetrating way; a sliding two-way valve body is arranged in the valve cylinder; the drag hook suction head is arranged to pull the intestinal tract and the omentum majus tissue, and the separating suction head is arranged to separate the viscus tissue adhesion and the gap in a blunt manner; the two-way valve body slides in the valve barrel, and the opening of the flushing pipe and the opening of the negative pressure pipe are arranged on the valve barrel which can be opened or closed, so that the flushing pipeline or the negative pressure device is prevented from being independently opened or closed in the operation.

Description

Be applied to multi-functional aspirator of abdominal cavity operation
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to a multifunctional aspirator applied to abdominal cavity surgery.
Background
At present, the traditional suction apparatus is easily blocked by foreign matters such as blood clots and myoma tissue fragments during operation, and normal tissues in abdominal cavities such as omentum majus and important pathological specimens need to be reserved are easily sucked by mistake during suction in the abdominal cavities, so that the operation is influenced. In addition, the abdominal operation part is generally deeper, and the operation is more complicated; therefore, the general organ grasping forceps can not effectively clamp to turn over, pull, block, press and the like, if tissue organs such as intestinal tracts in abdominal cavities need to be moved and separated, special tissue organ grasping forceps or drag hooks are usually adopted, so that a plurality of instruments are caused, the operation is troublesome to apply, the operation time is prolonged, the ideal operation effect cannot be met, the operation difficulty is greatly increased, the operation time is prolonged, and the operation success rate is reduced.
The invention provides a multifunctional aspirator applied to abdominal cavity surgery, aiming at the problem that the existing traditional aspirator does not meet the existing medical requirements.
Disclosure of Invention
In order to solve the problem that the conventional aspirator does not meet the requirements of the conventional medicine, the invention provides a multifunctional aspirator applied to abdominal cavity surgery.
A multifunctional aspirator for abdominal surgery, comprising: the suction head is contacted with surgical interferents such as normal saline, blood and the like at the deep part of the affected part, the negative pressure absorption device, the flushing pipeline and the suction handle connected with the negative pressure device and the flushing pipeline; the surgical operation interference head is characterized in that the suction head is a drag hook suction head with sawteeth on the end surface or a separation suction head with smooth end surface, and through holes for the surgical operation interference objects to pass through are arranged on the surfaces of the drag hook suction head and the separation suction head; a hollow cylindrical valve cylinder which is connected with the flushing pipeline and the negative pressure device is arranged between the suction head and the suction handle; the valve cylinder is detachably connected with the suction head and the suction handle; the outer surface of the valve barrel is provided with a pipe orifice which is connected with a flushing pipe in a flushing pipeline and a negative pressure pipe in a negative pressure device in a penetrating way; a sliding two-way valve body is arranged in the valve barrel, and a limiting mechanism for controlling the relative position of the two-way valve body and the valve barrel is arranged in the valve barrel; the drag hook suction head is arranged to pull the intestinal tract and the omentum majus tissue, and the separating suction head is arranged to separate the viscus tissue adhesion and the gap in a blunt manner; the two-way valve body slides in the valve barrel, and the opening of the flushing pipe and the opening of the negative pressure pipe are arranged on the valve barrel which can be opened or closed, so that the flushing pipeline or the negative pressure device is prevented from being independently opened or closed in the operation.
Further, a suction tube is arranged between the suction head and the valve cylinder, one end of the suction tube is in threaded connection with the suction head, and the other end of the suction tube is fixedly connected with the valve cylinder; the arrangement can increase the depth of the surgical suction apparatus.
Further, the outer diameter of the valve cylinder is larger than that of the suction tube, and the inner diameter of the valve cylinder is the same as that of the suction tube; the two-way valve body is in a hollow barrel shape; the inner diameter of the two-way valve body is the same as that of the suction tube; a hollow telescopic cylinder with the same thickness as the wall thickness of the suction pipe is correspondingly arranged between the other end of the suction pipe and the first end of the two-way valve body; the arrangement can ensure that water flow or absorbent smoothly passes through the two-way valve body and the suction tube.
Further, a water inlet pipe orifice and a water outlet pipe orifice which are connected with the flushing pipe, and a negative pressure inlet pipe orifice and a negative pressure recovery pipe orifice which are connected with the negative pressure pipe are respectively arranged on the outer surface of the valve barrel, the water inlet pipe orifice and the water outlet pipe orifice are arranged on the same longitudinal section by taking the horizontal ground as a reference surface, the negative pressure inlet pipe orifice and the negative pressure recovery pipe orifice are arranged on the same longitudinal section, and the water inlet pipe orifice and the negative pressure inlet pipe orifice are arranged on the same transverse section.
Furthermore, a first annular passage for communicating the water inlet pipe orifice with the water outlet pipe orifice pipeline and a second annular passage for communicating the negative pressure inlet pipe orifice with the negative pressure recovery pipe orifice pipeline are respectively arranged at the two ends of the two-way valve body; the same side surface of the two-way valve body is respectively provided with a first through hole and a second through hole for water flow or absorbing matters to pass through the two-way valve body.
Furthermore, the center distance between the first through hole and the second through hole on the same side surface of the two-way valve body is smaller than the center distance between the water inlet pipe orifice and the negative pressure inlet pipe orifice, and the center distance between the first annular passage and the second annular passage at the two ends of the two-way valve body is larger than the center distance between the water inlet pipe orifice and the negative pressure inlet pipe orifice.
Further, the first through hole on the surface of the two-way valve slides to the water inlet pipe orifice on the surface of the valve cylinder to be at a first position; the second through hole on the surface of the two-way valve slides to a second position where the negative pressure on the surface of the valve cylinder enters the pipe orifice; when the two-way valve body is used, when the two-way valve body reaches the first position, the second annular passage is communicated with the negative pressure inlet pipe orifice and the negative pressure recovery pipe orifice pipeline; the water flow smoothly flows through the two-way valve body and the suction tube to the suction head, and the second annular passage, the negative pressure inlet tube opening and the negative pressure recovery tube opening form a negative pressure recovery passage.
Further, supply two way valve body to slide in the valve section of thick bamboo stop gear includes: the device comprises a rotating motor, a planetary reducer, a ball screw and a straight rod; a rotating motor is arranged in the valve cylinder along the bottom center line of the two-way valve body; a planetary reducer is arranged on a motor shaft of the rotating motor, and a ball screw is arranged on the motor shaft of the planetary reducer; two ends of the ball screw are respectively connected with the output end of the ball screw and the second end of the two-way valve body; the two-way valve body can be accurately pushed to the first position or the second position through the arrangement.
Further, the planetary speed reducer is a primary planetary speed reducer; the arrangement can slow down the rotating speed of the motor; the first through hole or the second through hole on the two-way valve body can accurately reach the first position or the second position.
Furthermore, a slide rail slide block which ensures that the valve cylinder and the two-way valve body do not slide relatively is arranged on the contact surface of the valve cylinder and the two-way valve body.
Furthermore, an electromagnetic ball valve for controlling the flow rate of water flow or the flow rate of the absorbent is arranged between the suction tube and the valve cylinder; the arrangement is also convenient for simultaneously closing or opening the negative pressure device and the flushing pipeline.
Furthermore, a controller for controlling the output power of the rotating motor and the opening and closing of the electromagnetic ball valve and a battery assembly for providing the electric energy of the rotating motor and the electromagnetic ball valve are arranged in the handle.
Furthermore, a protection channel for protecting the electric connection line of the electromagnetic ball valve, the controller and the battery assembly is arranged on the outer surfaces of the suction tube and the valve cylinder.
Furthermore, a control panel electrically connected with the controller and the battery assembly is arranged on the outer surface of the handle, and a first control button and a second control button for controlling the output power of the rotating motor and a third control button for controlling the opening and closing of the electromagnetic ball valve are arranged on the control panel; when the water-saving valve is used, a user presses a first control button, the two-way valve body slides to a first position under the driving of the rotating motor, the water inlet pipe orifice is opened, the water outlet pipe orifice is closed, and the second annular passage is opened; the user presses the third button and the electromagnetic ball valve opens.
Further, a projection for preventing the hand from slipping is provided on the suction handle.
Furthermore, the draw hook suction head is in a hook shape, and the arrangement is convenient for medical staff to draw tissues.
Compared with the laparoscopic suction apparatus in the prior art, the laparoscopic suction apparatus has the technical scheme that the drag hook suction head is arranged to pull intestinal tracts and omentum majus tissues, and the separation suction head is arranged to separate viscera tissue adhesion and gaps in a blunt manner; the doctor can directly control the opening and closing of the flushing pipeline or the negative pressure device in the valve barrel through the two-way valve body, and the situation that the flushing pipeline or the negative pressure device is independently opened and closed in an operation is avoided. The adjusting ball is arranged to simultaneously open or close the flushing pipeline and the negative pressure device.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a separation suction head according to the present invention;
FIG. 3 is a schematic structural view of the suction head of the retractor of the present invention;
FIG. 4 is a schematic expanded view of the valve cartridge of the present invention;
FIG. 5 is a schematic structural view of a two-way valve body according to the present invention;
FIG. 6 is a schematic cross-sectional view of a valve cartridge of the present invention;
FIG. 7 is a schematic structural view of a spacing mechanism according to the present invention;
FIG. 8 is a schematic cross-sectional view of a handle of the present invention;
FIG. 9 is a schematic view showing the overall structure of embodiment 2 of the present invention;
in the figure, 1, a suction head; 2. a suction tube; 3. an electromagnetic ball valve; 4. a valve barrel; 5. a suction handle; 101. Separating the suction head; 102. pulling the hook to attract the head; 6. a two-way valve body; 7. a limiting mechanism; 401. a negative pressure recovery pipe orifice; 402. negative pressure enters the pipe orifice; 403. a water outlet pipe orifice; 404. a water inlet pipe orifice; 405. a slide rail; 601. a first through passage; 602. a first through hole; 603. a second through hole; 604. a second through passage; 605. a slider; 701. a rotating electric machine; 702. a planetary reducer; 703. a ball screw; 704. a straight rod; 501. a controller; 502. a control panel; 503. a battery assembly; 504. the electromagnetic ball valve is electrically connected with the controller and the battery assembly; 8. a protection channel; 9. a protrusion for preventing the hand from sliding.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Embodiment 1A multifunctional aspirator applied to abdominal cavity surgery
A multifunctional aspirator for abdominal surgery, comprising: the device comprises a suction head 1 which is contacted with operation interferents such as normal saline, blood and the like at the deep part of an affected part, a negative pressure absorption device, a flushing pipeline and a suction handle 5 which is connected with the negative pressure device and the flushing pipeline; the surgical operation head is characterized in that the suction head 1 is a drag hook suction head 1021 with a sawtooth on the end face, and a through hole for the surgical operation interferent to pass through is arranged on the end face of the drag hook suction head 1021; a hollow cylindrical valve cylinder 4 which is connected with the flushing pipeline and the negative pressure device is arranged between the suction head 1 and the suction handle 5; the valve cylinder 4 is detachably connected with the suction head 1 and the suction handle 5; a suction tube 2 is arranged between the suction head 1 and the valve cylinder 4, one end of the suction tube 2 is in threaded connection with the suction head 1, and the other end of the suction tube 2 is fixedly connected with the valve cylinder 4; the outer surface of the valve cylinder 4 is provided with a pipe orifice which is used for connecting a flushing pipe in a flushing pipeline and a negative pressure pipe in a negative pressure device in a penetrating way; a two-way valve body 6 which slides is arranged in the valve cylinder 4, and a limiting mechanism 7 which controls the relative position of the two-way valve body 6 and the valve cylinder 4 is arranged in the valve cylinder 4.
The outer diameter of the valve cylinder 4 is larger than the outer diameter of the suction tube 2, and the inner diameter of the valve cylinder 4 is the same as the outer diameter of the suction tube 2; the two-way valve body 6 is in a hollow barrel shape; the inner diameter of the two-way valve body 6 is the same as that of the suction tube 2; a hollow telescopic cylinder with the same thickness as the wall thickness of the suction tube 2 is correspondingly arranged between the other end of the suction tube 2 and the first end of the two-way valve body 6.
The outer surface of the valve barrel 4 is respectively provided with a water inlet pipe opening 404 and a water outlet pipe opening 403 which are connected with the flushing pipe, and a negative pressure inlet pipe opening 402 and a negative pressure recovery pipe opening 401 which are connected with the negative pressure pipe, the water inlet pipe opening 404 and the water outlet pipe opening 403 are arranged on the same longitudinal section by taking the horizontal ground as a reference surface, the negative pressure inlet pipe opening 402 and the negative pressure recovery pipe opening 401 are arranged on the same longitudinal section, and the water inlet pipe opening 404 and the negative pressure inlet pipe opening 402 are arranged on the same transverse section.
A first annular passage for communicating the water inlet pipe orifice 404 with the water outlet pipe orifice 403 pipeline and a second annular passage for communicating the negative pressure inlet pipe orifice 402 with the negative pressure recovery pipe orifice 401 pipeline are respectively arranged at the two ends of the two-way valve body 6; a first through hole 602 and a second through hole 603 for passing water or an absorbent through the two-way valve body 6 are provided on the same side surface of the two-way valve body 6, respectively.
The center distance between the first through hole 602 and the second through hole 603 on the same side surface of the two-way valve body 6 is smaller than the center distance between the water inlet pipe nozzle 404 and the negative pressure inlet pipe nozzle 402, and the center distance between the first annular passage and the second annular passage at the two ends of the two-way valve body 6 is larger than the center distance between the water inlet pipe nozzle 404 and the negative pressure inlet pipe nozzle 402.
The first through hole 602 on the surface of the two-way valve body 6 slides to the water inlet pipe mouth 404 on the surface of the valve cylinder 4 to be a first position; the second through hole 603 on the surface of the two-way valve body 6 slides to a second position where the negative pressure on the surface of the valve cylinder 4 enters the pipe orifice 402; when the two-way valve body 6 is in the first position, the second annular passage is communicated with the pipelines of the negative pressure inlet pipe orifice 402 and the negative pressure recovery pipe orifice 401; the water flow smoothly flows through the two-way valve body 6 and the suction tube 2 to the suction head 1, and the second annular passage, the negative pressure inlet tube orifice 402 and the negative pressure recovery tube orifice 401 form a negative pressure recovery passage.
The limit mechanism 7 for the two-way valve body 6 to slide in the valve cylinder 4 comprises: a rotating motor 701, a primary planetary reducer 702, a ball screw 703 and a straight rod 704; a rotating motor 701 is arranged in the valve cylinder 4 along the bottom center line of the two-way valve body 6; a primary planetary reducer 702 is arranged on a motor shaft of the rotating motor 701, and a ball screw 703 is arranged on the motor shaft of the primary planetary reducer 702; two ends of the ball screw 703 are respectively connected with the output end of the ball screw 703 and the second end of the two-way valve body 6; the two-way valve body 6 can be accurately pushed to the first position or the second position through the arrangement.
A slide rail 405 slider 605 for preventing the valve cylinder 4 and the two-way valve body 6 from sliding relative to each other is provided on the contact surface between the valve cylinder 4 and the two-way valve body 6.
An electromagnetic ball valve 3 for controlling the flow rate of water flow or absorbent is arranged between the suction tube 2 and the valve cylinder 4; a controller 501 for controlling the output power of the rotating motor 701 and the opening and closing of the electromagnetic ball valve 3 and a battery assembly 503 for supplying the electric energy of the rotating motor 701 and the electromagnetic ball valve 3 are arranged in the handle; and a protective channel 8 for protecting the electric connection wire of the electromagnetic ball valve and the controller and the battery component is arranged on the outer surfaces of the suction tube 2 and the valve cylinder 4.
A control panel 502 electrically connected with the controller 501 and the battery assembly 503 is arranged on the outer surface of the handle, and a first control button and a second control button for controlling the output power of the rotating electric machine 701 and a third control button for controlling the opening and closing of the electromagnetic ball valve 3 are arranged on the control panel 502; a bulge 9 which is convenient for preventing the hands from sliding is arranged on the suction handle 5; the drag hook suction head 1021 is arranged in a hook shape which is convenient for medical staff to draw tissues.
Embodiment 2A multifunctional aspirator applied to abdominal cavity surgery
A multifunctional aspirator for abdominal surgery, comprising: the device comprises a suction head 1 which is contacted with operation interferents such as normal saline, blood and the like at the deep part of an affected part, a negative pressure absorption device, a flushing pipeline and a suction handle 5 which is connected with the negative pressure device and the flushing pipeline; the device is characterized in that the suction head 1 is a separation suction head 1011 with a smooth end surface, and a through hole for the operation interferent to pass through is arranged on the end surface of the separation suction head 1011; a hollow cylindrical valve cylinder 4 which is connected with the flushing pipeline and the negative pressure device is arranged between the suction head 1 and the suction handle 5; the valve cylinder 4 is detachably connected with the suction head 1 and the suction handle 5; a suction tube 2 is arranged between the suction head 1 and the valve cylinder 4, one end of the suction tube 2 is in threaded connection with the suction head 1, and the other end of the suction tube 2 is fixedly connected with the valve cylinder 4; the outer surface of the valve cylinder 4 is provided with a pipe orifice which is used for connecting a flushing pipe in a flushing pipeline and a negative pressure pipe in a negative pressure device in a penetrating way; a two-way valve body 6 which slides is arranged in the valve cylinder 4, and a limiting mechanism 7 which controls the relative position of the two-way valve body 6 and the valve cylinder 4 is arranged in the valve cylinder 4.
The outer diameter of the valve cylinder 4 is larger than the outer diameter of the suction tube 2, and the inner diameter of the valve cylinder 4 is the same as the outer diameter of the suction tube 2; the two-way valve body 6 is in a hollow barrel shape; the inner diameter of the two-way valve body 6 is the same as that of the suction tube 2; a hollow telescopic cylinder with the same thickness as the wall thickness of the suction tube 2 is correspondingly arranged between the other end of the suction tube 2 and the first end of the two-way valve body 6.
The outer surface of the valve barrel 4 is respectively provided with a water inlet pipe opening 404 and a water outlet pipe opening 403 which are connected with the flushing pipe, and a negative pressure inlet pipe opening 402 and a negative pressure recovery pipe opening 401 which are connected with the negative pressure pipe, the water inlet pipe opening 404 and the water outlet pipe opening 403 are arranged on the same longitudinal section by taking the horizontal ground as a reference surface, the negative pressure inlet pipe opening 402 and the negative pressure recovery pipe opening 401 are arranged on the same longitudinal section, and the water inlet pipe opening 404 and the negative pressure inlet pipe opening 402 are arranged on the same transverse section.
A first annular passage for communicating the water inlet pipe orifice 404 with the water outlet pipe orifice 403 pipeline and a second annular passage for communicating the negative pressure inlet pipe orifice 402 with the negative pressure recovery pipe orifice 401 pipeline are respectively arranged at the two ends of the two-way valve body 6; a first through hole 602 and a second through hole 603 for passing water or an absorbent through the two-way valve body 6 are provided on the same side surface of the two-way valve body 6, respectively.
The center distance between the first through hole 602 and the second through hole 603 on the same side surface of the two-way valve body 6 is smaller than the center distance between the water inlet pipe nozzle 404 and the negative pressure inlet pipe nozzle 402, and the center distance between the first annular passage and the second annular passage at the two ends of the two-way valve body 6 is larger than the center distance between the water inlet pipe nozzle 404 and the negative pressure inlet pipe nozzle 402.
The first through hole 602 on the surface of the two-way valve body 6 slides to the water inlet pipe mouth 404 on the surface of the valve cylinder 4 to be a first position; the second through hole 603 on the surface of the two-way valve body 6 slides to a second position where the negative pressure on the surface of the valve cylinder 4 enters the pipe orifice 402; when the two-way valve body 6 is in the first position, the second annular passage is communicated with the pipelines of the negative pressure inlet pipe orifice 402 and the negative pressure recovery pipe orifice 401; the water flow smoothly flows through the two-way valve body 6 and the suction tube 2 to the suction head 1, and the second annular passage, the negative pressure inlet tube orifice 402 and the negative pressure recovery tube orifice 401 form a negative pressure recovery passage.
The limit mechanism 7 for the two-way valve body 6 to slide in the valve cylinder 4 comprises: a rotating motor 701, a primary planetary reducer 702, a ball screw 703 and a straight rod 704; a rotating motor 701 is arranged in the valve cylinder 4 along the bottom center line of the two-way valve body 6; a primary planetary reducer 702 is arranged on a motor shaft of the rotating motor 701, and a ball screw 703 is arranged on the motor shaft of the primary planetary reducer 702; two ends of the ball screw 703 are respectively connected with the output end of the ball screw 703 and the second end of the two-way valve body 6; the two-way valve body 6 can be accurately pushed to the first position or the second position through the arrangement.
A slide rail 405 slider 605 for preventing the valve cylinder 4 and the two-way valve body 6 from sliding relative to each other is provided on the contact surface between the valve cylinder 4 and the two-way valve body 6.
An electromagnetic ball valve 3 for controlling the flow rate of water flow or absorbent is arranged between the suction tube 2 and the valve cylinder 4; a controller 501 for controlling the output power of the rotating motor 701 and the opening and closing of the electromagnetic ball valve 3 and a battery assembly 503 for supplying the electric energy of the rotating motor 701 and the electromagnetic ball valve 3 are arranged in the handle; and a protective channel 8 for protecting the electric connection wire of the electromagnetic ball valve and the controller and the battery component is arranged on the outer surfaces of the suction tube 2 and the valve cylinder 4.
A control panel 502 electrically connected with the controller 501 and the battery assembly 503 is arranged on the outer surface of the handle, and a first control button and a second control button for controlling the output power of the rotating electric machine 701 and a third control button for controlling the opening and closing of the electromagnetic ball valve 3 are arranged on the control panel 502; a projection 9 for preventing the hand from slipping is provided on the suction handle 5.

Claims (10)

1. A multifunctional aspirator for abdominal surgery, comprising: the suction head is contacted with surgical interferents such as normal saline, blood and the like at the deep part of the affected part, the negative pressure absorption device, the flushing pipeline and the suction handle connected with the negative pressure device and the flushing pipeline; the surgical operation interference head is characterized in that the suction head is a drag hook suction head with sawteeth on the end surface or a separation suction head with smooth end surface, and through holes for the surgical operation interference objects to pass through are arranged on the surfaces of the drag hook suction head and the separation suction head; a hollow cylindrical valve cylinder which is connected with the flushing pipeline and the negative pressure device is arranged between the suction head and the suction handle; the valve cylinder is detachably connected with the suction head and the suction handle; the outer surface of the valve barrel is provided with a pipe orifice which is connected with a flushing pipe in a flushing pipeline and a negative pressure pipe in a negative pressure device in a penetrating way; a sliding two-way valve body is arranged in the valve barrel, and a limiting mechanism for controlling the relative position of the two-way valve body and the valve barrel is arranged in the valve barrel.
2. The multifunctional aspirator applied to abdominal cavity surgery, according to claim 1, wherein a suction tube is arranged between the suction head and the valve cylinder, one end of the suction tube is connected with the suction head through a screw thread, and the other end of the suction tube is fixedly connected with the valve cylinder.
3. The multifunctional aspirator applied to abdominal cavity surgery, according to claim 2, wherein the outer diameter of the valve cylinder is larger than the outer diameter of the aspiration tube, and the inner diameter of the valve cylinder is the same as the outer diameter of the aspiration tube; the two-way valve body is in a hollow barrel shape; the inner diameter of the two-way valve body is the same as that of the suction tube; a hollow telescopic cylinder with the same thickness as the wall thickness of the suction pipe is correspondingly arranged between the other end of the suction pipe and the first end of the two-way valve body.
4. The multifunctional aspirator for abdominal cavity surgery as claimed in claim 1, wherein the outer surface of the valve cylinder is provided with a water inlet and outlet ports connected to the irrigation tube, and a negative pressure inlet and recovery port connected to the negative pressure tube, respectively, the water inlet and outlet ports are arranged on the same longitudinal section, the negative pressure inlet and recovery port are arranged on the same longitudinal section, and the water inlet and negative pressure inlet ports are arranged on the same transverse section, with respect to the horizontal ground.
5. The multifunctional aspirator applied to abdominal cavity surgery, according to claim 4, wherein a first annular passage for communicating the water inlet pipe orifice and the water outlet pipe orifice pipeline and a second annular passage for communicating the negative pressure inlet pipe orifice and the negative pressure recovery pipe orifice pipeline are respectively arranged at two ends of the two-way valve body; the same side surface of the two-way valve body is respectively provided with a first through hole and a second through hole for water flow or absorbing matters to pass through the two-way valve body.
6. The multifunctional suction apparatus for abdominal cavity operation as claimed in claim 5, wherein the center distance between the first through hole and the second through hole on the same side surface of the two-way valve body is smaller than the center distance between the water inlet nozzle and the negative pressure inlet nozzle, and the center distance between the first annular passage and the second annular passage at both ends of the two-way valve body is larger than the center distance between the water inlet nozzle and the negative pressure inlet nozzle.
7. The multifunctional aspirator applied to the abdominal cavity surgery, according to claim 5, wherein the first through hole on the surface of the two-way valve body slides to the water inlet nozzle on the surface of the valve cylinder to be in the first position; the second through hole on the surface of the two-way valve body slides to the negative pressure on the surface of the valve cylinder, and the negative pressure enters the pipe orifice to be at a second position.
8. The multifunctional aspirator applied to abdominal cavity surgery, according to claim 1, wherein the limiting mechanism for the two-way valve body to slide in the valve cylinder comprises: the device comprises a rotating motor, a planetary reducer, a ball screw and a straight rod; a rotating motor is arranged in the valve cylinder along the bottom center line of the two-way valve body; a planetary reducer is arranged on a motor shaft of the rotating motor, and a ball screw is arranged on the motor shaft of the planetary reducer; and the two ends of the ball screw are respectively connected with the output end of the ball screw and the second end of the two-way valve body.
9. The multifunctional suction apparatus for abdominal cavity operation as claimed in claim 1, wherein a slide rail slider is disposed on the contact surface between the valve cylinder and the two-way valve body to prevent the valve cylinder and the two-way valve body from sliding relatively.
10. The multifunctional aspirator applied to abdominal cavity surgery, according to claim 2, wherein an electromagnetic ball valve for controlling the flow rate of water flow or absorption is provided between the aspiration tube and the valve cylinder.
CN202010791435.8A 2020-08-07 2020-08-07 Be applied to multi-functional aspirator of abdominal cavity operation Active CN111905160B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010791435.8A CN111905160B (en) 2020-08-07 2020-08-07 Be applied to multi-functional aspirator of abdominal cavity operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010791435.8A CN111905160B (en) 2020-08-07 2020-08-07 Be applied to multi-functional aspirator of abdominal cavity operation

Publications (2)

Publication Number Publication Date
CN111905160A true CN111905160A (en) 2020-11-10
CN111905160B CN111905160B (en) 2021-04-16

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5254117A (en) * 1992-03-17 1993-10-19 Alton Dean Medical Multi-functional endoscopic probe apparatus
CN200984221Y (en) * 2006-12-20 2007-12-05 梁忠海 Double-edge sawtooth type affusing needle
CN208405543U (en) * 2017-12-04 2019-01-22 四川大学华西第二医院 Gynaecology is through suctioning device in abdomen and Laparoscopic Surgery
CN209713786U (en) * 2019-01-31 2019-12-03 常州市三润医疗器械科技有限公司 The multichannel main body of controllable multichannel flushing aspirator with separator
CN210784462U (en) * 2018-03-23 2020-06-19 广州市花都区人民医院 Dual-purpose device for laparoscope suction and separation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5254117A (en) * 1992-03-17 1993-10-19 Alton Dean Medical Multi-functional endoscopic probe apparatus
CN200984221Y (en) * 2006-12-20 2007-12-05 梁忠海 Double-edge sawtooth type affusing needle
CN208405543U (en) * 2017-12-04 2019-01-22 四川大学华西第二医院 Gynaecology is through suctioning device in abdomen and Laparoscopic Surgery
CN210784462U (en) * 2018-03-23 2020-06-19 广州市花都区人民医院 Dual-purpose device for laparoscope suction and separation
CN209713786U (en) * 2019-01-31 2019-12-03 常州市三润医疗器械科技有限公司 The multichannel main body of controllable multichannel flushing aspirator with separator

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