CN113662679B - Smoke exhausting system for single-port laparoscopic surgery and operation method thereof - Google Patents

Smoke exhausting system for single-port laparoscopic surgery and operation method thereof Download PDF

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Publication number
CN113662679B
CN113662679B CN202111028080.8A CN202111028080A CN113662679B CN 113662679 B CN113662679 B CN 113662679B CN 202111028080 A CN202111028080 A CN 202111028080A CN 113662679 B CN113662679 B CN 113662679B
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exhaust pipe
smoke exhaust
smoke
single port
human body
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CN113662679A (en
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李元宏
邱文瑾
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08Accessories or related features not otherwise provided for
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2217/00General characteristics of surgical instruments
    • A61B2217/002Auxiliary appliance
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2218/00Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2218/001Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
    • A61B2218/007Aspiration
    • A61B2218/008Aspiration for smoke evacuation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Abstract

The invention discloses a smoke exhaust system for single-hole laparoscopic surgery and an operation method thereof, and relates to the technical field of single-hole laparoscopic surgery.

Description

Smoke exhausting system for single-port laparoscopic surgery and operation method thereof
Technical Field
The invention relates to the technical field of single-port laparoscopic surgery, in particular to a smoke evacuation system for single-port laparoscopic surgery and an operation method thereof.
Background
The single-hole laparoscopic surgery is the international forefront minimally invasive technology, surgical instruments and equipment enter the abdominal cavity through umbilical holes in the operation, the umbilical crease walls are utilized to shield the operation incision, the single-hole laparoscopic surgery is that the angle is changed to zero after the four holes, three holes and two holes are changed into one hole in the traditional laparoscopic surgery, new challenges are presented to a doctor of a main knife in experience and skill, and only a few hospitals in the whole country can grasp the technology. Compared with the traditional laparoscopic abdominal minimally invasive surgery, the umbilical single-port laparoscopic minimally invasive technology has the characteristics of outstanding minimally invasive performance, safety, economy, attractive appearance, less postoperative pain and the like.
For single port laparoscopic surgery, during the surgery, harmful fumes are generated in the abdominal cavity, and the harmful fumes accumulate in the abdominal cavity of the human body, which hinders the surgical field, so that the harmful fumes need to be discharged, and the auxiliary fume extractor used for the single port laparoscopic surgery currently has the following defects: (1) The smoke outlet and the air inlet are relatively close to each other, clean gas just entering from the air inlet is easy to go out from the smoke outlet, gas circulation cannot be formed, and the smoke discharging effect is poor; (2) Aiming at the single-port laparoscopic surgery, when the internal smoke exhaust pipe is adopted, the tail end of the smoke exhaust pipe is provided with no positioning and fixing device, the smoke exhaust pipe cannot reach the optimal smoke exhaust position, and the operation of surgical instruments is greatly hindered and disturbed.
Disclosure of Invention
The invention aims to provide a smoke exhausting system for single-port laparoscopic surgery and an operation method thereof, which solve the technical problems that the existing smoke exhausting device for single-port laparoscopic surgery has poor smoke exhausting effect and the positioning and fixing difficulty of the tail end of a smoke exhausting pipe are high.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a smoke evacuation system for single-port laparoscopic surgery, including single-port access platform, the tobacco pipe of discharging fume, magnetism traction block and draw gear, single-port access platform bottom opening, the tobacco pipe middle section of discharging fume is located single-port access platform, the tobacco pipe end of discharging fume stretches out single-port access platform bottom opening and stretches into in the human abdominal cavity, a plurality of gas pockets have been seted up to the end one section that the tobacco pipe of discharging fume stretches into in the human abdominal cavity, magnetism traction block sets up at the end that the tobacco pipe of discharging fume stretches into in the human abdominal cavity, draw gear is used for producing magnetism absorption to magnetism traction block, draw gear can draw magnetism traction block to the corresponding position of human abdominal cavity inner wall.
The further technical scheme is that a lead needle is arranged inside one side of the smoke exhaust pipe, which is close to the magnetic traction block, the needle head of the lead needle extends out of the smoke exhaust pipe, the lead needle can be adsorbed and fixed by the magnetic traction block, the tail end of the lead needle, which extends out of the smoke exhaust pipe, is connected with a traction wire, the other end of the traction wire is connected with the tail end of the smoke exhaust pipe, and the lead needle has radian.
The traction device comprises a magnet block, and a non-woven fabric layer is arranged on the top surface of the magnet block.
According to a further technical scheme, an adhesive layer is arranged at the top of the non-woven fabric layer and/or at the bottom of the magnetic traction block and is used for being adhered to the outer surface of the abdominal wall of a human body.
The further technical proposal is that the material of the magnetic traction block is neodymium magnet, and the shape of the magnetic traction block is ellipsoid or spherical.
The smoke exhaust pipe comprises a first air pipe, one end of the first air pipe is connected with the magnetic traction block, the other end of the first air pipe is integrally connected to the top of the single-hole access platform and extends out of the top of the single-hole access platform, and a section of the first air pipe extending out of the single-hole access platform is detachably connected with a second air pipe.
The further technical scheme is that the tail end of the smoke exhaust pipe positioned outside the single-hole access platform is connected with a negative pressure aspirator, and a section of the smoke exhaust pipe, which is close to the negative pressure aspirator, is provided with a flow regulating valve.
The further technical scheme is that the tail end of the smoke exhaust pipe extending into the abdominal cavity of the human body is connected with a containing pipe, the magnetic traction block is arranged in the containing pipe, and the shape of the containing pipe is the same as that of the magnetic traction block.
The single-hole access platform comprises a sealing cap, a plurality of operation pipe orifices are arranged at the top of the sealing cap, an incision protection sleeve is arranged at the bottom of the sealing cap, the bottom of the incision protection sleeve is open, and the incision protection sleeve is used for extending into the abdominal cavity of a human body.
A method of operating a smoke evacuation system for single port laparoscopic surgery comprising the steps of:
step S1: the lower section of the single-hole access platform extends into the abdominal cavity of a human body through the navel of the human body, so that the section of the smoke exhaust pipe below the single-hole access platform extends into the abdominal cavity of the human body;
step S2: judging the thickness of the abdominal wall of the patient, if the thickness of the abdominal wall of the patient is lower than the standard value, selecting a traction device and adhering the traction device to the corresponding position of the external surface of the abdominal wall of the human body, enabling a magnetic traction block to be adsorbed to the inner wall of the corresponding position of the abdominal cavity of the human body under the magnetic adsorption action of the traction device, expanding a smoke exhaust pipe along with the traction device, completing the positioning and fixing of the tail end of the smoke exhaust pipe, and if the thickness of the abdominal wall of the patient is higher than the standard value, pulling out a lead needle and part of traction wires and penetrating through the abdominal wall of the human body after the tail end of the smoke exhaust pipe is pulled to the corresponding position of the abdominal wall of the human body, cutting the lead needle and tensioning the traction wires, and fixing the tail end of the smoke exhaust pipe through the traction wires;
step S3: after the tail end of the smoke exhaust pipe is fixed, the laparoscope and the surgical instruments are stretched into the abdominal cavity of a human body through corresponding surgical pipe orifices to perform surgical operation, the negative pressure aspirator is started timely, and harmful smoke generated in the abdominal cavity of the human body during operation is pumped out through the smoke exhaust pipe.
Compared with the prior art, the invention has the beneficial effects that at least one of the following is adopted:
1. according to the invention, the magnetic traction block can be automatically adsorbed and pulled to the corresponding position of the abdominal cavity inner wall of a human body through the traction device, so that the smoke exhaust pipe is automatically unfolded and the tail end is fixed, the rapid positioning and fixing of the tail end of the smoke exhaust pipe are realized, smoke enters the smoke exhaust pipe through the air holes to be discharged, the technical requirements on operators are not high in the process, the operation difficulty is further reduced, the smoke exhaust pipe is accurately positioned, the safety is improved, the practicability is high, the air holes are arranged at the tail end of the smoke exhaust pipe far away from the single-hole access platform, the air holes and the air inlets on the single-hole access platform are prevented from being too close to each other to influence the gas circulation, and the smoke exhaust effect is ensured.
2. The invention also provides the lead needle in one side of the smoke exhaust pipe close to the magnetic traction block, when the condition that the thickness of the abdomen wall of a patient is large is met, the magnetic adsorption force of the traction device to the magnetic traction block can be correspondingly reduced, and the lead needle and part of the traction wire can be penetrated out of the abdomen wall of the patient to tighten and fix the traction wire from the outside, so that the tail end of the smoke exhaust pipe is fixed through the traction wire.
Drawings
FIG. 1 is a schematic diagram of a smoke evacuation system for single port laparoscopic surgery according to the present invention;
FIG. 2 is a schematic diagram of another embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the invention when the lead needle is used to penetrate the abdominal wall of the human body to fix the smoke exhaust pipe;
FIG. 4 is a schematic view of a partial enlarged structure at A in FIG. 1;
fig. 5 is a schematic structural view of the traction device in the present invention.
Icon: 110-single hole access platform, 111-sealing cap, 112-operation pipe orifice, 113-incision protective sleeve, 120-smoke exhaust pipe, 121-first air pipe, 1211-air hole, 122-second air pipe, 130-magnetic traction block, 140-traction device, 141-magnet block, 142-non-woven fabric layer, 150-lead needle, 160-traction wire, 170-bonding layer, 180-negative pressure aspirator, 190-flow regulating valve, 210-containing pipe.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present invention is conventionally put when used, it is merely for convenience of describing the present invention and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of embodiments of the invention, "several" means at least 2.
In the description of the embodiments of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
Referring to fig. 1 to 5, the present embodiment provides a smoke evacuation system for a single-port laparoscopic surgery, which includes a single-port access platform 110, a smoke evacuation pipe 120, a magnetic traction block 130 and a traction device 140, wherein the bottom of the single-port access platform 110 is opened, the single-port access platform 110 is used for installing and operating laparoscopes, surgical instruments, various pipelines and the like, the middle section of the smoke evacuation pipe 120 is positioned in the single-port access platform 110, the tail end of the smoke evacuation pipe 120 extends out of the bottom opening of the single-port access platform 110 and extends into the abdominal cavity of a human body, a section of the tail end of the smoke evacuation pipe 120 extending into the abdominal cavity of the human body is provided with a plurality of air holes 1211, the magnetic traction block 130 is arranged at the tail end of the smoke evacuation pipe 120 extending into the abdominal cavity of the human body, the traction device 140 is used for magnetically adsorbing the magnetic traction block 130, and the traction device 140 can draw the magnetic traction block 130 to the corresponding position of the inner wall of the abdominal cavity of the human body.
At present, when single-hole laparoscopic surgery is performed, the single-hole access platform 110 is extended into the abdominal cavity through the navel of a human body, and the smoke outlet and the air inlet on the single-hole access platform 110 are relatively close to each other, so that smoke is not smoothly discharged.
Secondly, when the smoke exhaust pipe 120 is adopted, the tail end position of the smoke exhaust pipe 120 is required to be positioned and fixed according to the operation position, the air hole 1211 is positioned at the corresponding position to facilitate air exhaust, and for single-hole laparoscopic operation, only one hole can be formed, if the smoke exhaust pipe 120 is fixed from the outside by secondarily opening a knife at the corresponding position of the abdomen of a patient, the operation difficulty is high, the operation is troublesome, the secondary wound of the patient is increased, and the principle of single-hole laparoscopic operation is also violated, so that the positioning and fixing of the tail end of the smoke exhaust pipe 120 become a new problem, and based on the problem, the invention can automatically absorb and pull the magnetic traction block 130 to the corresponding position of the abdominal wall of a human body through the traction device 140, realize the rapid positioning and fixing of the tail end of the smoke exhaust pipe 120, and can fix the tail end from the outside without secondarily opening the knife, thereby meeting the concept of single-hole laparoscopic operation, effectively implementing the smoke exhaust pipe 120, further improving the practical and high-precision clinical requirements of the invention in the field, and further improving the clinical application of the invention.
It should be noted that, a section of the smoke exhaust pipe 120 extending into the abdominal cavity of the human body, 3-5cm away from the end, is provided with a plurality of air holes 1211, the number of the air holes 1211 is generally 3-5, the space is uniform, and the air holes 1211 are spirally distributed along the length direction of the smoke exhaust pipe 120, so that the smoke in the circumferential direction of the smoke exhaust pipe 120 can be adsorbed in an omnibearing manner, and the sufficient smoke exhaust is ensured. The single-hole access platform 110 is made of transparent materials, so that surgical observation is facilitated.
As an alternative embodiment, a lead needle 150 is disposed inside one side of the smoke exhaust pipe 120 near the magnetic traction block 130, the needle head of the lead needle 150 extends out of the smoke exhaust pipe 120, the lead needle 150 can be adsorbed and fixed by the magnetic traction block 130, the end of the lead needle 150 extending out of the smoke exhaust pipe 120 is connected with a traction wire 160, the other end of the traction wire 160 is connected with the end of the smoke exhaust pipe 120, and the lead needle 150 has radian.
In this embodiment, the inner portion of one side of the smoke exhaust pipe 120 near the magnetic traction block 130 is further provided with the lead wire 150, when the condition that the abdominal wall thickness of the patient is large is met, the magnetic adsorption effect of the traction device 140 on the magnetic traction block 130 is lowered, that is, the fixing mode of the tail end of the smoke exhaust pipe 120 can be flexibly selected according to specific conditions, at this time, the lead wire 150 and part of the traction wire 160 can be penetrated out of the abdominal wall of the patient through openings at the corresponding positions of the abdomen, the traction wire 160 can be tensioned and fixed from the outside, and the traction wire 160 can be fixed by adopting a separate fixing device (generally a clip), so that the tail end of the smoke exhaust pipe 120 is tensioned and fixed on the inner wall of the abdominal cavity through the traction wire 160, the lead wire 150 can be used as a standby operation scheme mainly aiming at the condition that the abdominal fat of the patient is more, and therefore, the fixing mode of the tail end of the smoke exhaust pipe 120 can be flexibly selected according to specific conditions, and is applicable to patients with different body conditions, and good universality.
It should be noted that, the magnetic traction block 130 has a certain adsorption effect on the lead needle 150, so that the lead needle 150 is prevented from shaking randomly in the process that the smoke exhaust pipe 120 stretches out of the abdominal cavity of a human body or is positioned and moved, the arrangement of the magnetic traction block 130 also lays a role in the feasibility of adding the lead needle 150 as an alternative operation scheme, when the lead needle 150 is pulled out, a tool is used for clamping the lead needle 150 to stretch out of the needle head of the smoke exhaust pipe 120 and then the needle head is pulled out, the operation difficulty is low, meanwhile, the lead needle 150 with radian can be favorable for being pulled out in a homeopathy, the smoke exhaust pipe 120 is prevented from being punctured when the long straight lead needle 150 is pulled out, the structural design is flexible and ingenious, and the feasibility is high.
As an alternative embodiment, the traction device 140 comprises a magnet block 141, and the top surface of the magnet block 141 is provided with a non-woven fabric layer 142. The magnet block 141 is generally 5 x 5cm in size according to the use environment. The non-woven fabric is also called non-woven fabric, needled cotton, needled non-woven fabric and the like, is produced by adopting polyester fiber and polyester fiber (PET for short) materials and is manufactured by needling technology, and can be manufactured into the non-woven fabric with different thickness, handfeel, hardness and the like, and the non-woven fabric has the characteristics of moisture resistance, ventilation, flexibility, light weight, flame retardance, no toxicity, no smell, low price, recycling and the like, and can be suitable for medical environment and keep the magnet block 141 clean.
As an alternative embodiment, the top of the non-woven fabric layer 142 and/or the bottom of the magnetic traction block 130 are provided with an adhesive layer 170, and the adhesive layer 170 is used for adhering to the outer surface of the abdominal wall of the human body. The whole traction device 140 can be adhered and fixed at the corresponding position of the abdominal cavity outer wall of a human body through the adhesive layer 170, so that the magnet block 141 is prevented from being touched and position offset in the operation process, the magnetic traction block 130 is ensured to be fixed by utilizing magnetic adsorption, the smoke exhaust pipe 120 is also fixed after being unfolded, the smoke exhaust pipe is fixed from the outside, the design is flexible and ingenious, and the operation difficulty is greatly reduced.
It should be noted that, the adhesive layer 170 may be a double-sided tape or other medical adhesive tapes, when the adhesive layer 170 is disposed on top of the nonwoven fabric layer 142, the medical adhesive tapes (as shown in fig. 2) are generally used, and the adhesive layer 170 is disposed on the bottom of the magnetic traction block 130 in a cross shape (as shown in fig. 1).
As an alternative implementation manner, the material of the magnetic traction block 130 is neodymium magnet, the neodymium magnet is tetragonal crystal formed by neodymium, iron and boron (Nd 2Fe 14B), the tetragonal crystal is magnetic in all directions and corrosion-resistant, and can form strong adsorption fit with the magnet block 141, and the shape of the magnetic traction block 130 is elliptic or spherical, so that secondary injury to the inside of a human body caused by edges and corners is avoided.
As an alternative embodiment, the smoke exhaust pipe 120 includes a first air pipe 121, one end of the first air pipe 121 is connected to the magnetic traction block 130, the other end of the first air pipe 121 is integrally connected to the top of the single-hole access platform 110 and extends out of the single-hole access platform 110, and a section of the first air pipe 121 extending out of the single-hole access platform 110 is detachably connected to a second air pipe 122.
Through with the one end body coupling of first gas tube 121 at single hole access platform 110 top, only need during each time use stretch out the one section at single hole access platform 110 top at first gas tube 121 and assemble second trachea 122 can, need not at every turn all stretch into single hole access platform 110 with whole smoke tube 120 and install, simplify operation flow and degree of difficulty.
In other embodiments, as shown in fig. 2, the smoke exhaust pipe 120 may be installed as a whole and installed on the single-hole access platform 110, and the smoke exhaust pipe may be inserted from a through hole on the single-hole access platform 110 during installation.
As an alternative embodiment, the end of the smoke exhaust pipe 120 outside the single-hole access platform 110 is connected with a negative pressure aspirator 180, that is, the second air pipe 122 is connected with the negative pressure aspirator 180, and a section of the smoke exhaust pipe 120 close to the negative pressure aspirator 180 is provided with a flow regulating valve 190. When the negative pressure aspirator 180 is started, suction force can be generated to suck the smoke in the smoke exhaust pipe 120 into the negative pressure aspirator 180, and a filtering device can be arranged at one side of the negative pressure aspirator 180 to purify harmful smoke, and the flow rate of the smoke passing through the smoke exhaust pipe 120 can be properly regulated through the flow regulating valve 190.
As an alternative embodiment, the end of the smoke exhaust pipe 120 extending into the abdominal cavity of the human body is connected with a receiving pipe 210, the magnetic traction block 130 is disposed in the receiving pipe 210, and the shape of the receiving pipe 210 is the same as that of the magnetic traction block 130. The magnetic traction block 130 is arranged in the accommodating tube 210, so that the magnetic traction block 130 is prevented from directly contacting with human tissues, and the safety and the sanitation are realized.
It should be noted that, here, the accommodating tube 210 and the smoke exhaust tube 120 are integrally formed, the size of the accommodating tube 210 is larger than that of the smoke exhaust tube 120, generally, the inner diameter of the smoke exhaust tube 120 is 3mm, the wall thickness of the smoke exhaust tube 120 is 0.5mm, that is, the outer diameter of the smoke exhaust tube 120 is 4mm, when the magnetic traction block 130 is spherical, the magnetic traction block 130 is generally 6mm in diameter, and the wall thickness of the accommodating tube 210 is 0.5mm, and the outer diameter is 7mm.
As an alternative embodiment, the single-hole access platform 110 includes a sealing cap 111, a plurality of operation nozzles 112 are arranged at the top of the sealing cap 111, and the first gas tube 121 is integrally formed on the sealing cap 111, or the whole smoke exhaust tube 120 extends into the body through the operation nozzles 112, an incision protection sleeve 113 is arranged at the bottom of the sealing cap 111, the bottom of the incision protection sleeve 113 is opened, and the incision protection sleeve 113 is used for extending into the abdominal cavity of the body. Laparoscopes and other surgical instruments can then be maneuvered by extending the incision sheath 113 through the surgical orifice 112 and into the abdominal cavity.
Example 2
Referring to fig. 1 to 5, the present embodiment provides an operation method of a smoke evacuation system for single port laparoscopic surgery, comprising the following steps:
step S1: the lower section of the single-hole access platform 110 extends into the abdominal cavity of a human body through the navel of the human body, so that one section of the smoke exhaust pipe 120 positioned below the single-hole access platform 110 extends into the abdominal cavity of the human body;
step S2: judging the thickness of the abdominal wall of the patient, if the thickness of the abdominal wall of the patient is lower than the standard value, selecting a traction device 140 and adhering the traction device to a corresponding position on the outer surface of the abdominal wall of the human body, enabling a magnetic traction block 130 to be adsorbed to the inner wall of the corresponding position of the abdominal cavity of the human body under the magnetic adsorption action of the traction device 140, enabling a smoke exhaust pipe 120 to be unfolded accordingly, completing the positioning and fixing of the tail end of the smoke exhaust pipe 120, if the thickness of the abdominal wall of the patient is higher than the standard value, pulling out a lead needle 150 and part of traction wires 160 through the abdominal wall of the human body after the tail end of the smoke exhaust pipe 120 is pulled to the corresponding position inside the abdominal wall of the human body, cutting down the lead needle 150 and tensioning the traction wires 160, and fixing the tail end of the smoke exhaust pipe 120 through the traction wires 160;
step S3: after the end of the smoke exhaust pipe 120 is fixed, the laparoscope and the surgical instruments are extended into the abdominal cavity of the human body through the corresponding surgical pipe orifice 112 to perform surgical operation, the negative pressure aspirator 180 is started at proper time, and harmful smoke generated in the abdominal cavity of the human body during the operation is pumped out through the smoke exhaust pipe 120.
In this embodiment, in step S2, the standard value, that is, the critical value of the abdominal wall thickness of the traction device 140 and the magnetic traction block 130 with unstable adsorption effect, may flexibly select different operation schemes according to the abdominal wall thickness of the patient, through the present operation method, when the abdominal wall thickness of the patient is too large, the lead wire needle 150 and part of the traction wire 160 may be threaded out of the abdominal wall of the patient through the abdominal opening, the traction wire 160 may be pulled and fixed from the outside, and a separate fixing device (typically, a clip) may be used to fix the traction wire 160, so that the end of the smoke tube 120 may be pulled and fixed on the abdominal wall through the traction wire 160, and the setting of the lead wire needle 150 may be used as a spare operation scheme mainly for the case of more abdominal fat of the patient.
After the operation, the clip for fixing the pull wire 160 is released, the pull wire 160 is naturally retracted onto the smoke exhaust tube 120, and when the smoke exhaust tube 120 is pulled out from the abdominal cavity of the human body, the pull wire 160 is pulled out along with the smoke exhaust tube, so that the safety of the operation is ensured.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims of this application. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims (8)

1. A smoke evacuation system for single port laparoscopic surgery, comprising:
a single-hole access platform, the bottom of which is open;
the middle section of the smoke exhaust pipe is positioned in the single-hole access platform, the tail end of the smoke exhaust pipe extends out of the bottom opening of the single-hole access platform and extends into the abdominal cavity of a human body, and a section of the tail end of the smoke exhaust pipe extending into the abdominal cavity of the human body is provided with a plurality of air holes;
the magnetic traction block is arranged at the tail end of the smoke exhaust pipe extending into the abdominal cavity of the human body;
the traction device is used for magnetically adsorbing the magnetic traction block and can traction the magnetic traction block to a corresponding position of the inner wall of the abdominal cavity of the human body;
the smoke exhaust pipe is characterized in that a lead needle is arranged inside one side of the smoke exhaust pipe, which is close to the magnetic traction block, the needle head of the lead needle extends out of the smoke exhaust pipe, the lead needle can be adsorbed and fixed by the magnetic traction block, the tail end of the lead needle, which extends out of the smoke exhaust pipe, is connected with a traction wire, the other end of the traction wire is connected with the tail end of the smoke exhaust pipe, and the lead needle has radian.
2. The smoke evacuation system for single port laparoscopic surgery according to claim 1, wherein the traction means comprises a magnet block, and a nonwoven fabric layer is provided on a top surface of the magnet block.
3. The smoke evacuation system for single port laparoscopic surgery according to claim 2, wherein an adhesive layer is provided on the top of the non-woven fabric layer and/or the bottom of the magnetic traction block, and the adhesive layer is used for adhering to the outer surface of the abdominal wall of the human body.
4. The smoke evacuation system for single port laparoscopic surgery according to claim 2, wherein the magnetic traction block is made of neodymium magnet, and the magnetic traction block is in an ellipsoidal or spherical shape.
5. The smoke evacuation system for single port laparoscopic surgery according to claim 1, wherein the smoke evacuation tube comprises a first air tube, one end of the first air tube is connected with the magnetic traction block, the other end of the first air tube is integrally connected to the top of the single port access platform and extends out of the top of the single port access platform, and a section of the first air tube extending out of the single port access platform is detachably connected with a second air tube.
6. The smoke evacuation system for single port laparoscopic surgery according to claim 1 or 5, wherein a negative pressure aspirator is connected to an end of the smoke evacuation tube located outside the single port access platform, and a flow control valve is provided on a section of the smoke evacuation tube close to the negative pressure aspirator.
7. The smoke evacuation system for single port laparoscopic surgery according to claim 1 or 5, wherein the end of the smoke evacuation tube extending into the abdominal cavity of the human body is connected with a receiving tube, the magnetic traction block is disposed in the receiving tube, and the shape of the receiving tube is identical to the shape of the magnetic traction block.
8. The smoke evacuation system for single port laparoscopic surgery according to claim 1, wherein said single port access platform comprises a sealing cap, a plurality of surgical nozzles are provided on the top of said sealing cap, a incision protection sleeve is provided on the bottom of said sealing cap, said incision protection sleeve is opened on the bottom of said incision protection sleeve, said incision protection sleeve is used for extending into the abdominal cavity of a human body.
CN202111028080.8A 2021-09-02 2021-09-02 Smoke exhausting system for single-port laparoscopic surgery and operation method thereof Active CN113662679B (en)

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