134 results about "Pneumoperitoneum" patented technology

The invention discloses a carbon dioxide pneumoperitoneum instrument based on a self-adaptive PID control algorithm, and relates to the technical field of medical instruments, the carbon dioxide pneumoperitoneum instrument comprises a pneumoperitoneum instrument body, a control panel is arranged on the front side of the pneumoperitoneum instrument body, and a display area is arranged on the surface of the control panel; the display area comprises a preset pressure value display screen, a real-time pressure value display screen, a preset maximum flow value display screen and a carbon dioxide usage amount display screen, and the surface, located on one side of the display area, of the control panel is provided with a start-stop key and an air source pressure state indicator lamp. A power switch button and an air outlet are arranged on the surface, located on the other side of the display area, of the control panel, and a preset pressure adjusting button and a start-stop button are arranged on the surface, located below the display area, of the control panel. By means of the electronic proportioning valve and real-time pressure feedback, it is ensured that the gas injection flow is accurate and controllable, excessive or insufficient gas injection is avoided, and the operation effect is improved.

Disclosed herein is a surgical cannula configured as an instrument retaining or centering apparatus, configured for providing insufflation gases to a surgical cavity of a patient (such as the pneumoperitoneum) and allowing insertion of medical instruments into the surgical cavity through the cannula. The cannula can include features to direct gas flow in particular directions to prevent or reduce smoke, fog / condensation, or other unwanted media from contacting a portion of a medical instrument.

The invention discloses an endoscope pneumoperitoneum pressure system based on AI image evaluation and an intelligent adjusting method, and the method comprises the steps: 1, obtaining an original image of the abdominal cavity of a patient through CT equipment, carrying out the standardization processing of the original image, generating a standardized CT image data set, and constructing a three-dimensional dynamic model of the abdominal cavity of the patient based on an AI algorithm; in the second stage, quantitative analysis of subcutaneous fat thickness, visceral organ volume and operable space volume is carried out on the three-dimensional dynamic model by adopting an AI segmentation algorithm, and a personalized pneumoperitoneum pressure target value Ptarget and an adjustment threshold range are generated through a machine learning model in combination with basic illness state data of the patient; in the third stage, working data are collected in real time through a built-in sensor of the endoscope system, and the working data are input into the reinforcement learning model to dynamically calculate a pressure adjusting instruction delta P; through deep fusion of the AI technology and system closed-loop control, the intelligent level of the endoscope system is remarkably optimized, good hardware support is provided, and the function of optimizing the operation environment and effect is achieved.

The present invention relates to an airtight cover for a disposable incision protector sheath, comprising a body. The body is disc-shaped, provided with a through operation hole thereon, and a connecting portion at its edge. A sealing assembly capable of closing the operation hole is provided on the operation hole; the sealing assembly can keep the operation hole closed before and after a surgical instrument passes through the operation hole; the connecting portion is annular, and its size is adapted to the outer port of the disposable protector sheath; the longitudinal section of the connecting portion is an ellipse with an open lower end, and can be tightly clamped on the edge of the disposable protector sheath to achieve sealing of the incision. The present invention can make the sealed installation of the incision protector sheath more convenient and firm, ensure the formation of a stable pneumoperitoneum, and facilitate the doctor to observe the situation inside the patient's abdominal cavity. Moreover, it is also possible to conveniently insert and remove the surgical instrument repeatedly without leakage, greatly improving the surgical efficiency.

Medical devices include a rigid dome, a viewing window, a vacuum port, a vacuum pressure regulator, an aperture, and a septum. The rigid dome is hemispherical and includes a first dome stage, a second dome stage distal on the first dome stage, and a transition between the first dome stage and the second dome stage. The viewing window is acoustically and\or optically transparent to allow for inspection of the surgical site. The vacuum port allows for a reduction of a pressure on the interior of the rigid dome. The vacuum pressure regulator regulates the pressure on the interior of the rigid dome. The aperture provides access to the interior of the rigid dome and the surgical site. The septum engages with the second dome stage to allow for insertion of a surgical instrument with resistance to loss of the pressure on the interior of the rigid dome.

In the embodiment of the invention, the pneumoperitoneum-free minimally invasive surgery channel device is provided, and the pneumoperitoneum-free minimally invasive surgery channel device at least comprises an inner cylinder, an outer cylinder partially arranged on the inner cylinder in a sleeving mode, a plurality of supporting pieces movably connected to the inner cylinder and a plurality of connecting pieces connected to the outer cylinder; one connecting piece is connected with one supporting piece to drive the supporting piece to move, so that the pneumoperitoneum-free minimally invasive surgery channel device is switched between a distraction state and a puncture state; in the puncturing state, the supporting piece is stored to the position where the supporting piece is attached to the inner cylinder, so that the inner cylinder can puncture into the pleuroperitoneal cavity conveniently; in the expanding state, the supporting piece is expanded in the radial direction of the inner cylinder so as to be expanded in the pleuroperitoneal cavity to form an operation space. According to the pneumoperitoneum-free minimally invasive surgery channel device, the supporting piece is driven by the connecting piece to be unfolded so as to establish a surgery space in the pleuroperitoneal cavity, and the problem that in an existing pleuroperitoneal cavity surgery, it is difficult to establish a pneumoperitoneum to conduct the surgery under the emergency condition is solved.

The utility model relates to an automatic flue gas removing abdominal machine, which is characterized in that a main body is a pneumoperitoneum machine for establishing and maintaining pneumoperitoneum; the pneumoperitoneum machine comprises an air inlet channel, and the two ends of the air inlet channel are connected with an air source and an abdominal cavity respectively. One end of the exhaust channel is communicated with the abdominal cavity, and a smoke removal pump and an electromagnetic valve are sequentially arranged in the airflow flowing direction; the micro-control unit is provided with a digital communication interface used for being connected with an endoscope camera system; wherein a branch pipe communicated with the exhaust passage is arranged at the air inlet end of the smoke removal pump, the other end of the branch pipe is communicated with the exhaust passage at the air outlet end of the smoke removal pump, and a speed regulating proportional valve is arranged on the branch pipe; and the micro-control unit is connected with the speed regulation proportional valve, the smoke removal pump and the electromagnetic valve. The smoke exhaust device has the advantages that the smoke exhaust device can adjust the size of smoke, adjust the gas displacement, ensure that the smoke is removed to the maximum extent with the minimum gas consumption, reduce the consumption of carbon dioxide gas and reduce the consumption cost of medical consumables.

The utility model discloses an interior cleaning device used for pneumoperitoneum pipe cleaning, and relates to the technical field of cleaning devices, the interior cleaning device comprises a limiting shell, the rear end of the limiting shell is fixedly connected with a sleeve shell, the interior cleaning device further comprises a mounting mechanism, the front end and the rear end of the outer wall of a two-way threaded rod are sleeved with and in threaded connection with a dragging shell, and the limiting shell is fixedly connected with the mounting mechanism. The outer walls of the dragging shells make contact with the inner wall of the limiting shell, first pulling plates are rotationally connected to the inner walls of the tops of the two dragging shells correspondingly, a first motor is started forwards and backwards to drive a bidirectional threaded rod to make matched contact with a second pulling plate and a brush plate to make matched contact with the inner wall of the pneumoperitoneum pipe, and therefore the brush plate can make matched contact with the inner wall of the pneumoperitoneum pipe. Therefore, dirt and residues in the pneumoperitoneum tube can be efficiently cleaned, and the problems that disinfectant fluid cannot completely clean all dirt and residues on the inner wall of the pneumoperitoneum tube, part of impurities are attached to the inner wall of the pneumoperitoneum tube, the inner wall of the pneumoperitoneum tube which is not thoroughly cleaned becomes a hotbed for bacterium breeding, and the infection risk is increased are avoided.

According to an embodiment of the inventive concept, a method for matching an actual surgical image and a 3D-based virtual surgical simulation environment, which is performed by an apparatus, includes setting POI information during surgery at each of surgery steps in a pre-stored surgical image obtained by performing surgery the same as the actual surgical image, matching the POI information with a virtual pneumoperitoneum model of a patient, which is used for the 3D-based virtual surgical simulation environment, the virtual pneumoperitoneum model being displayed on a UI, recognizing a real-time surgery step of the actual surgical image and determining a location of the POI information for the respective recognized surgery step, and obtaining and displaying image information, which is captured by moving a location of an endoscope inserted into the virtual pneumoperitoneum model to the same location as the determined location of the POI information, through the UI.

The utility model discloses a pneumoperitoneum machine filter element locking mechanism. The pneumoperitoneum machine filter element locking mechanism is characterized by comprising a locking base, a sliding ring installed on the base and a locking ring rotatably installed between the locking base and the sliding ring. A locking surface for limiting and locking the filter element is arranged on the locking ring; a plurality of positioning and mounting grooves for positioning and mounting the filter element are also formed in the locking base. According to the utility model, the filter element is quickly positioned by utilizing the positioning mounting groove in the locking base, and then the locking ring is rotated to lock the filter element between the locking base and the locking ring, so that the convenience of locking the filter element is improved.

The utility model discloses a filter mounting structure for a pneumoperitoneum machine, which comprises a shell, a mounting seat and a filter, the mounting seat is arranged in the shell, and the filter is inserted in the mounting seat; a liquid level sensing assembly and a locking assembly are arranged on the side wall of the mounting seat, the liquid level sensing assembly is used for sensing the liquid level in the filter, and the locking assembly is used for locking the filter in the mounting seat; the shell is further provided with an unlocking assembly, and the unlocking assembly is used for unlocking the filter locked by the locking assembly. During use, the filter is locked in the mounting base through the locking assembly, and the liquid level in the filter is sensed through the liquid level sensing assembly, so that the opportunity for replacing the filter is conveniently judged, and the situation that an operation is affected due to excessive hydrops is avoided; when the filter needs to be replaced, the locking state of the filter is relieved through the unlocking assembly, so that the filter is pulled out in time to be replaced, a new filter is inserted to be locked again through the locking assembly, dismounting and mounting operation is easy and convenient, the replacement efficiency is improved, and the mounting and fixing reliability is high.

The utility model relates to the technical field of medical instruments, and particularly discloses a pneumoperitoneum machine and a backflow liquid detection device thereof. The backflow liquid detection device of the pneumoperitoneum machine comprises an air outlet connector, an adapter, a first signal line and a second signal line. The air outlet connector is used for being arranged on a panel of the pneumoperitoneum machine in a penetrating mode. The adapter is used for being communicated with an air path in the pneumoperitoneum machine, the adapter is communicated with the air outlet connector to form an air outlet channel, at least part of the air outlet connector is made of a conductive material, at least part of the adapter is made of a conductive material, and an insulating part is arranged between the matching surfaces of the air outlet connector and the adapter so as to insulate the air outlet connector from the adapter; the first signal line and the second signal line are arranged on the air outlet connector and the adapter respectively so that the first signal line and the second signal line can be conducted when the conducting medium passes through the air outlet channel. According to the backflow liquid detection device of the pneumoperitoneum machine, the liquid backflow detection function of the pneumoperitoneum machine can be achieved. And the backflow liquid detection device does not influence the sectional dimension of the air outlet channel, so that the flow control of the pneumoperitoneum machine is not influenced.

This invention discloses a puncture catheter device, including a puncture head housing. The puncture head housing includes a support section and an insertion section for insertion into a pneumoperitoneum along its length. The insertion section houses a balloon assembly. A fixing ring is slidably fitted onto the support section, and a locking component for fixing the fixing ring is connected to the end of the fixing ring furthest from the balloon assembly. During operation, the insertion section is inserted into the pneumoperitoneum. Gas is injected into the balloon assembly, causing it to expand within the pneumoperitoneum. The balloon assembly blocks the gap between the puncture head housing and the sidewall of the pneumoperitoneum, achieving an airtight seal. The fixing ring is then driven to slide along the support section to a preset position. The limiting space formed between the fixing ring and the balloon assembly abuts against the inner and outer walls of the pneumoperitoneum, providing support and airtightness for the puncture head housing. The balloon assembly prevents air leakage due to puncture head housing misalignment, ensuring sufficient airtightness and guaranteeing the safety and stability of the surgical procedure.

An intelligent pressure control pneumoperitoneum system based on visual smoke removal and anesthesia linkage and a storage medium comprise a master control communication unit, an image acquisition and recognition unit, a smoke removal execution unit, a pressure detection and adjustment unit and an anesthesia linkage control unit. The main control module generates an instruction according to the signal; the image acquisition and identification unit comprises a camera and a visual processing module, the camera acquires an endoscope image, and the visual processing module processes the endoscope image to obtain a smoke level; the smoke removal execution unit comprises a smoke exhaust pump and an exhaust valve, the smoke exhaust pump controls the rotating speed, and the exhaust valve controls a switch; the pressure detecting and adjusting unit comprises a pressure sensor, a temperature module, a proportional valve and a pressure release valve, the pressure sensor detects pressure, the temperature module detects and controls temperature, the proportional valve controls air inlet flow, and the pressure release valve controls air outlet flow; the anesthesia linkage control unit obtains parameters of the anesthesia machine and transmits the parameters to the communication module.

The utility model relates to a kind of intelligent insufflator with air pressure stabilization and heating function, comprising: shell, the shell is equipped with: buffer chamber, the buffer chamber is equipped with: first air inlet and first air outlet, first air inlet with the first air outlet between is equipped with: gas passage, the gas passage includes sequentially communicated: first channel, second channel, third channel and fourth channel, the bottom of the buffer chamber is also equipped with: heating pad.The utility model of a kind of intelligent insufflator with air pressure stabilization and heating function is heated to the gas in buffer chamber by the heating pad of setting in the bottom of buffer chamber, and by setting gas passage, the speed of gas advancing can be slowed down, it is favorable to the air pressure stabilization of stabilizing gas, and by the heat conduction of the bottom of buffer chamber, the situation that gas is directly heated and leads to temperature excessive increase can be avoided.

The application discloses a thoracoscope smoke removal and field optimization device, which comprises a thoracoscope body, a central controller and a display screen. The front end of the thoracoscope body is provided with a multispectral smoke sensor, and a liquid variable-focus lens is arranged in the optical channel of the thoracoscope body. The central controller comprises a data acquisition module, a hardware compensation calculation module, an optical execution module, an image reverse reconstruction module and a field output module. Thus, the efficiency delay and operation interruption problems caused by the dependence on physical removal in the traditional technology are overcome. Through the dual mechanism of integrated hardware optical compensation and software image reconstruction, the optical scattering and depth of field defocus caused by smoke are directly offset within milliseconds, and the field quality fluctuation and operation pause caused by waiting for physical removal are avoided. Not only the continuous stability and high definition of the surgical field are maintained, but also the smoothness and safety of the surgical operation are ensured, and the interference on the pneumoperitoneum environment is reduced.

An air inlet, a smoke sensor, an air pump and an electromagnetic three-way air valve are sequentially communicated in series, and the electromagnetic three-way air valve is communicated with a filtering device and a low-pressure exhaust port; a pneumoperitoneum machine connecting port and an air outlet are respectively communicated with a second interface and a third interface of the three-way pipe; wherein the main control board is electrically connected with the smoke sensor and the electromagnetic three-way air valve respectively, and the main control board receives a signal of the smoke sensor and controls one end of the electromagnetic three-way air valve to be in a closed state, so that smokeless gas entering the smoke removal device is directly discharged from the air outlet; or the other end of the electromagnetic three-way gas valve is controlled to be in a closed state, so that the smoke gas is filtered by the filtering device and discharged at low pressure. Smoke detection is carried out through the smoke sensor, reversing of the three-way valve is controlled through the main control board, gas with different smoke concentrations enters different pipelines to be classified, and meanwhile the problem of multi-person cooperation in the smoke exhaust process is solved.

The invention provides a hemostasis device for rectal cancer postoperative early-stage anastomotic stoma bleeding, which comprises an observation channel (1) and a suction and clamping component (2) capable of being inserted into the observation channel (1), and the observation channel (1) and the suction and clamping component (2) are matched with each other in an operation and are used for observing an anastomotic stoma bleeding point for an operator. Haemostasis is carried out on bleeding spots, and bleeding is cleared to pass through an operation channel. The device is simple in structure, convenient to use and low in use cost, pneumoperitoneum is not needed, the operation difficulty is effectively reduced, the body burden of a patient in an operation is reduced, the operation cost is reduced, and the operation time is shortened.

The puncture outfit comprises a cannula assembly (1), a sealing upper cover (2) and a puncture cone (3), the cannula assembly (1) comprises a cannula upper cover (101) and a pressure stabilizing valve body (102), a valve body mounting groove (1011) is formed in the side wall of the cannula upper cover (101), and the pressure stabilizing valve body (102) is mounted in the valve body mounting groove (1011); the side wall of the sleeve upper cover (101) is also provided with an upper cover air inlet passage (1012) and an upper cover exhaust passage (1013); air is supplied to the pneumoperitoneum through the air inlet channel of the sleeve assembly (1), and the pneumoperitoneum pressure is adjusted and controlled through the exhaust channel. According to the scheme, the pressure of the pressure stabilizing structure is adjustable, the set pressure can be adjusted by shifting the pressure shifting button to adapt to protection of pneumoperitoneum with any pressure, and when the pressure in the pneumoperitoneum exceeds the set pressure, the pneumoperitoneum is rapidly discharged through the pressure stabilizing structure.

The invention provides a pneumoperitoneum system which comprises a pneumoperitoneum module used for receiving a first instruction of a control module and adjusting output gas flow, and gas is used for establishing pneumoperitoneum; the suction module is used for receiving the second instruction of the control module and adjusting the smoke discharge flow when the smoke in the abdominal cavity is sucked; and the control module is used for generating a first instruction and a second instruction based on the power signal of the energy instrument and the concentration information of the smoke, outputting the first instruction to the pneumoperitoneum module and outputting the second instruction to the suction module. The device is not only suitable for traditional minimally invasive surgeries needing pneumoperitoneum establishment, but also can be used as surgical robot auxiliary equipment to be matched with an endoscopic surgical robot for use.

The invention provides a hepatobiliary surgery laparoscope pneumoperitoneum pressure and anesthesia ventilation combined regulation and control device, and relates to the technical field of laparoscopic surgery equipment. Comprising a connector, the top of the connector is provided with a connecting port, a pressure cavity is arranged in the connector, and one side of the pressure cavity is connected with a measuring cavity; a first sliding plate is arranged in the measuring cavity, a reset spring is arranged on one side of the first sliding plate, and the inner diameter of the measuring cavity is smaller than that of the pressure cavity; a sealing ring is arranged on the inner side of the connecting opening, and the cross section of the sealing ring is arranged in a U shape. Compared with the prior art, the pneumoperitoneum pressure control device is simple in structure, convenient to use and capable of effectively and stably controlling and adjusting pneumoperitoneum pressure.

The utility model relates to the technical field of medical instruments, in particular to a multifunctional endoscopic surgery air-free device. Comprising a supporting frame, a base body, a height adjusting threaded sleeve, a screw rod, a lifting threaded sleeve, a mounting frame, a traction support, a built-in foldable cavity wall traction needle, an adapter, a first locking piece for locking the adapter on the screw rod, a supporting rod arranged on the adapter and an endoscope gasless smoke suction drag hook detachably arranged on the supporting rod, the screw rod is provided with an anti-rotation face, and the base body is provided with a lifting hole. A through hole is formed in the mounting frame, a positioning face is arranged in the lifting hole, the screw penetrates through the lifting hole of the seat body and the through hole of the mounting frame in a sliding mode, the anti-rotation face abuts against the positioning face in a sliding mode, and the mounting frame is locked on the screw or the lifting threaded sleeve through a locking piece. The pneumoperitoneum-free smoke suction retractor is simple in structure, ingenious in design, convenient and stable to operate, disassemble and assemble and various in use form, the built-in foldable cavity wall traction needle and the endoscope pneumoperitoneum-free smoke suction retractor can be adjusted in all directions, different operation requirements of medical staff in an operation are met, and the use range is wide.

The present invention relates to a pneumoperitoneum safety monitoring system and a computer-readable storage medium. The pneumoperitoneum safety monitoring system includes: a detection component disposed on the surface of the pneumoperitoneum and including a target object, the spatial position of the target object changing with the deformation of the pneumoperitoneum; a monitoring device for monitoring the spatial position of the target object; a control unit communicatively connected to the monitoring device and configured to establish a pneumoperitoneum model of the patient at different pressures before the operation, and establish a deformation relationship corresponding to the pneumoperitoneum deformation and the lesion tissue according to the deformation parameters of the pneumoperitoneum model and the human body model of the patient in the non-pneumoperitoneum state, so as to determine the safety range of the spatial position where the target object is located; the control unit is further configured to determine whether the current spatial position of the target object is within the safety range during the operation, and further determine whether the current pneumoperitoneum is in a safe state. The pneumoperitoneum safety monitoring system can monitor the pneumoperitoneum state in real time and intuitively, which is beneficial to improving the surgical safety.

The utility model generally relates to the technical field of medical instruments, in particular to a laparoscope liver lifting device which comprises an air bag seat, an air pipe and an air bag column. One end of the air pipe is connected with the airbag seat; the multiple air bag columns are arranged on the air bag seat, and the air bag columns communicate with the air bag seat. The air bag seat and the air bag column can be compressed in a non-inflated state so as to enter a body through a minimally invasive wound of a patient; the air bag seat and the air bag column can support the liver in an inflation state, a certain space is formed between the liver and the abdominal wall, the abdominal wall moves upwards under the minimally invasive pneumoperitoneum condition, the space is increased, the air bag seat abuts against the abdominal wall, the air bag column is located under the liver, along with the increase of the inflation amount, the weight of the liver acts on the air bag column on one hand and acts on the air bag seat on the other hand, and the placement stability is improved; moreover, gaps exist between the air bag columns, a good operation space is provided, an ultrasonic knife, operating forceps and the like can directly penetrate through the air bag columns conveniently, and operation is facilitated.

The utility model provides a suspension type video energy system and a surgical robot system, and belongs to the field of surgical robots. A first suspension containing space and a second suspension containing space which are arranged in a spaced mode are defined by the suspension shell. And the second suspension accommodating space is used for placing an operation auxiliary device. The video energy module is arranged in the first suspension accommodating space. The interaction module is arranged on the surface, away from the first suspension containing space and the second suspension containing space, of the suspension shell. The interaction module is connected with the video energy module. The interaction module sends a parameter adjustment signal to the video energy module according to user requirements. And the video energy module is used for providing energy required by the operation according to the parameter adjusting signal. By means of the system, the functions of a video trolley, a surgical tower, energy equipment, an endoscope, a pneumoperitoneum machine and the like in the traditional technology can be achieved in a centralized mode, the system is high in integration level and hung in the air, enough operation space is reserved for medical workers, external interference cannot be caused to the medical workers, and the operation efficiency is improved.

The application discloses a pneumoperitoneum machine filter, which comprises a main cylinder and two cover members at two ends of the main cylinder, the inner cavities of the cover members are separated into at least two cavities which are not communicated with each other, and a hole column is further arranged in the cover members and is communicated with the end faces of the cover members; the main cylinder further comprises a first accommodating cavity and a second accommodating cavity which are respectively provided with filter members and are opposite to each other, the first and second accommodating cavities extend along the axis of the main cylinder and are not coaxial with each other, so as to form two hollow cavities which are distributed in a staggered mode about the axis of the main cylinder, the cavity bottoms of the two cavities are partially connected, and the main cylinder further comprises a first flow channel which is communicated with the cavity bottom of the first accommodating cavity and forms a gas conveying cavity, a second flow channel which is communicated with the cavity bottom of the second accommodating cavity and forms a smoke discharging cavity, and a functional cavity, the two ends of the flow channels of the gas conveying cavity, the smoke discharging cavity and the functional cavity are selectively communicated with an independent channel on the two cover members, the pressure of each channel in the main cylinder can be maintained, the filtering effect and the filtering efficiency can be balanced, and the condensed liquid in the main cylinder can be removed, so that the service life of the filter is prolonged.

The invention discloses an object taking bag for taking a surgical specimen through a rectal cancer operation NOSES, and relates to the technical field of taking a specimen through a natural orifice, the object taking bag comprises a main cylinder part, a shaping part and a separating part, so that a lower pull line is matched with a taper hole membrane, after the cylinder membrane is preferentially filled in the front stage of the working process, an inner air hole is opened to inflate an upper ring membrane, and the upper ring membrane is separated from the lower ring membrane; on the basis of the effect of reducing the pneumoperitoneum push-out pressure by opening the conical hole film, the unexpected effect of separating the upper conical film and solving the problem of difficulty in initial opening is achieved through the upper pull wire, and the side pipe film and the upper ring film are matched with the upper pull wire to complete the initial opening effect; and an unexpected technical effect of supporting the cylinder film and the upper ring film is achieved.

This invention relates to a trocar and pneumoperitoneum system with a combined interlayer cavity, comprising a main tube and a secondary tube. The main tube includes a main tube base and a first tube body portion, with an internal cavity extending from the proximal end of the main tube base to the distal end of the first tube body portion. The secondary tube includes a secondary tube base and a second tube body portion, the inner diameter of the second tube body portion being larger than the outer diameter of the first tube body portion. The secondary tube also has an internal cavity extending from the proximal end of the secondary tube base to the distal end of the second tube body portion. The secondary tube is fitted onto the main tube. The proximal end of the secondary tube base and the distal end of the main tube base are detachably and sealingly connected. The distal ends of the first tube body portion and the distal ends of the second tube body portion are sealed and abutted together. The second tube body portion and the first tube body portion combine to form an interlayer cavity. This invention employs a split structure with the main tube and secondary tube fitted together, integrating multi-channel functions while maintaining high maintainability and cleanability, thus improving safety during use.

The invention discloses a pneumoperitoneum machine control system, method and equipment and a medium. The system comprises an information acquisition module, an information processing module, an information analysis module and a control module, the information acquisition module is used for acquiring basic information of a target object, and the basic information comprises sign information and abdominal cavity external image information; the information processing module is used for performing data preprocessing on the external image information of the abdominal cavity and performing feature extraction on the preprocessed image information to obtain reference image information; the information analysis module is used for determining a target control parameter according to the sign information of the target object and the reference image information by using an artificial intelligence model; the sending module is used for sending the target control parameters to the pneumoperitoneum machine so that the pneumoperitoneum machine can conduct output adjustment based on the target control parameters. According to the technical scheme, the artificial intelligence model can be used for efficiently and accurately adjusting the output parameters of the pneumoperitoneum machine based on the physical sign information and the abdominal cavity external image information, and the labor cost is reduced while the working efficiency is improved.