38 results about "Smoke Evacuator" patented technology

The present invention broadly comprises a multiport filter having at least three intake ports and at least two layers—a first layer for containing particles 3 microns or greater and a second layer that contains particles 3 microns or less in size. In alternate embodiments, the filter includes a third layer for trapping odors and gases and a fourth layer for trapping fines. The second layer may be comprised of ULPA material and may have antimicrobial material. The invention also includes a contaminant removal system for the filtering and recirculation of air contaminated with smoke from cautery-type surgical procedures. The invention also broadly comprises a surgical assemblies control service head designed to house powered surgical devices and a vacuum-filtering system for the treatment of air contamination caused by surgical procedures.

This is directed to a smoke evacuator for use in electro surgery and laser surgery to collect smoke and surgical debris which includes body portion, a flared horn portion to promote flow of smoke and surgical debris into the body portion and a filter positioned on the body portion to remove particulate matter contained in the smoke and surgical debris.

Universally adaptable evacuators are adaptable to all surgical fields, easy to apply and, in most cases, may be expanded and/or removed as necessary. A hollow tube including a fitting adapted for connection to a vacuum source and at least one smoke inlet is held in position with the smoke inlet proximate to a surgical wound. According to a preferred embodiment, a stapling tab extending from a flexible perforated tube is used to hold the evacuator in place around the periphery of a surgical incision. According to an alternative embodiment, a smoke evacuator attaches temporarily or permanently to a retractor or other surgical instrument. Standard tubing and couplers may be used and the assembly may be prepackaged in sterile condition and disposed after use.

The invention discloses a concrete mixer truck thermal insulation device. The concrete mixer truck thermal insulation device is arranged on the outside of a stirring tank, and comprises a frame, a heating device, a smoke evacuator, a thermal insulation layer, and a detection device; the heating device is arranged on the frame; the smoke evacuator is connected with the heating device; the thermal insulation layer is connected with the frame; and the thermal insulation layer is the outermost layer. The concrete mixer truck thermal insulation device is capable of satisfying special stirring requirements of modified asphalt concrete on temperature, realizing heating and thermal insulation of modified asphalt concrete in vehicle moving processes, and ensuring optimum performance in construction processes.

A smoke evacuation system for an open surgical site is disclosed which includes a filter cartridge assembly including a housing having an inlet port, a flow path extending from the inlet port, and a filter element disposed within the flow path, a flexible conduit having a proximal end connected to the inlet port of the filter assembly, and a smoke evacuator configured for detachable connection to a distal end of the flexible conduit for drawing smoke away from the surgical site and into the filter assembly through the conduit.

The invention discloses an atomizing and spraying fire-fighting device for a fire emergency channel. The atomizing and spraying fire-fighting device comprises smoke ejectors, a top beam seat, a movable seat, a fire extinguishing assembly and a transmission mechanism, wherein a plurality of fixed jaw seats used for being mounted on a wall top surface are fixed on the top end surface of the top beam seat; the smoke ejectors are fixedly mounted at the left end and the right end of the top beam seat; and sliding strips are arranged at the front side and the rear side of the top beam base. According to the device, the smoke ejectors are mounted at the two ends of the top beam seat, dense smoke generated by a fire floats on the upper layer, and the smoke ejectors can effectively exhaust the dense smoke to the outside, so that the situation that people in distress faint due to the fact that people in distress inhale the dense smoke, and the life safety of the people in distress is endangered is avoided.

The invention discloses an oil fume purification system and a smoke exhaust device. The oil fume purification system includes a fan assembly and a refrigeration device. The fan assembly includes a volute and an impeller. The impeller is arranged in the volute, and the volute is provided with an air inlet and an air flow channel. The air inlet communicates with the airflow channel, the refrigeration device includes a refrigeration element and a heat dissipation module, the refrigeration device is installed on the volute, the refrigeration element includes a refrigeration end arranged outside the volute and close to the air inlet, and the heat dissipation module includes a cooling end arranged on the refrigeration end The first heat dissipation element is located outside the volute and upstream of the airflow of the air inlet. Since the first heat dissipation element is arranged upstream of the airflow of the air inlet, when the oil fume purification system is working, the refrigeration end can cool the first heat dissipation element, and then cool the oil fume entering the volute through the air inlet, and the small amount of oil fume in the cooled oil fume The oil fume particles condense into large oil fume particles, and then the oil fume is separated, thereby reducing the oil fume entering the impeller and prolonging the service life of the impeller.

The invention relates to the field of excavators, in particular to a hydraulic excavator used for civil engineering. The hydraulic excavator comprises a control room; the right side of the control room is provided with a driving motor box; the right side of the top part of the driving motor box is provided with a smoke evacuator; the left side of the control room is provided with a machine door; the right side of the machine door is hinged with hinges; the bottom part of the control room is provided with a supporting mechanism; the bottom part of the supporting mechanism is connected with traveling mechanisms; the left side of the machine door is provided with a moving arm cylinder and a supporting arm; a connecting piece is arranged between the supporting arm and a connecting arm; a movable cavity is formed in the inner cavity of the connecting piece; the inner cavity of the movable cavity is movably connected with a movable block; the left side of the connecting piece is rotatably connected with a bucket arm cylinder; the bottom part of the connecting arm is rotatably connected with a movable arm; the left side of the movable arm is fixedly connected with a connecting rod; the lower end of the connecting rod is provided with a scraper arm cylinder; the bottom part of the scraper arm cylinder is provided with a crushing device; and the bottom part of the movable arm is provided with a movable connecting piece and a scraper bucket. The hydraulic excavator disclosed by the invention is capable of solving the problems that a rock block is hard to dispose when being excavatedby the excavator, and smoke extraction pollution is relatively severe.

A smoke evacuator system includes a regulator device configured for coupling to a vacuum source for evacuating smoke from a laparoscopic field within the body of a patient. The regulator device is pneumatic-operated and configured to continuously monitor pressure of insufflation gas within the laparoscopic field and to automatically apply suction from the vacuum source to the laparoscopic field when the pressure monitored reaches a preset level, whereupon smoke within the laparoscopic field is evacuated from the laparoscopic field. In one embodiment the smoke is evacuated via a conventional trocar. In another embodiment, where the laparoscopic field is confined, the smoke is evacuated by means of a smoke probe.

The invention discloses a flue gas purification method and device for preparing iron oxide red pigment from oil shale semicoke, and belongs to the field of iron oxide red pigment preparation. The device comprises a flue gas heat exchanger, a pigment recoverer, a desulfurizer, a demister and a smoke exhauster, the flue gas heat exchanger is used for carrying out heat exchange on flue gas entering from the first flue gas inlet, the flue gas heat exchanger is connected with the pigment recoverer, the pigment recoverer is used for recovering and storing smoke dust of flue gas entering from the second flue gas inlet, the pigment recoverer is connected with the desulfurizer, the desulfurizer is used for desulfurizing flue gas entering from the third flue gas inlet, the desulfurizer is connectedwith the demister, the demister is used for removing water mist from the flue gas entering from the fourth flue gas inlet, and the demister is connected with the smoke exhauster, and the smoke exhauster is used for exhausting smoke entering from the fifth smoke inlet into the atmosphere. In the embodiment of the invention, harmful flue gas is purified from multiple angles, and finally, up-to-standard emission of the flue gas is realized while energy is saved.

A method and means effectively evacuates smoke plumes, vapors, aerosol release, mists, tissue and small particles produced from an operative nasal cavity and any other gas- or air-borne materials provided in or produced in the surgical environment. To this end, an evacuator tube is placed in the contralateral (suction) nasal cavity surrounded by a sealing member which blocks the space between the evacuator tube and nares and/or nasal vestibule.

The invention discloses a flue gas processing system for the process of manufacturing ceramsite with sludge. The flue gas processing system comprises a dedusting device, a cooling device, a deaminizing device, a desulfuration device, a photocatalytic device and a smoke evacuator; the dedusting device is communicated with the cooling device; the cooling device is communicated with the deaminizing device, the deaminizing device is communicated with the desulfuration device, the photocatalytic device comprises a pretreatment unit and a catalysis unit, the desulfuration device is connected with the pretreatment unit, the pretreatment unit is connected with the catalysis unit, and the catalyzation unit is connected with the smoke evacuator. By means of the system, ash, ammonia, sulfur dioxide, malodorous gas, volatile organic compound and the like in flue gas can be effectively removed, meanwhile the flue gas is cooled to guarantee that emission of the flue gas reaches the standard, cleanliness and sanitation of the environment and air are protected, and environmental pollution is avoided.

The invention discloses a diesel engine fuel injection device with a smoke exhaust function, which comprises an engine and a data management module, the data management module comprises a data detection module and a data processing module, the data detection module is used for detecting the real-time state of the device in the running process, and the data processing module is used for processing the real-time state of the device in the running process. The engine is used for detecting data information and transmitting the detected data information to the data processing module, the data processing module is used for analyzing and processing the received data information and controlling the device according to the processing result, an output mechanism is arranged on the outer side of the engine, and a combustion mechanism is arranged at the top of the engine. A left side pipeline of the combustion mechanism is connected with a material conveying pipe, a top pipeline of the combustion mechanism is connected with a smoke exhauster, the top of the smoke exhauster is provided with a plurality of groups of smoke exhaust ports, and the material conveying pipe is used for conveying fuel into the combustion mechanism.

The invention discloses a system and method for detecting the use degree of a filter element of an operation smoke exhauster, the system for detecting the use degree of the filter element of the operation smoke exhauster comprises a flow detection unit (1), a smoke sensor (2) and a main control unit (3), the filter element (4) is arranged in a smoke exhaust channel, and the flow detection unit and the smoke sensor are both arranged in the smoke exhaust channel. The flow detection unit is electrically connected with the smoke sensor and used for detecting the gas flow at the filter element and the smoke amount in the gas, the main control unit is electrically connected with the flow detection unit and the smoke sensor, the main control unit comprises a storage unit (31) and a timer (32), and the timer is used for measuring the use time of the filter element in each gas flow and smoke amount state; the storage unit is used for storing the use time of the filter element in each gas flow and smoke amount state, and the main control unit can judge the use degree of the filter element according to information in the storage unit. According to the operation smoke extractor filter element use degree detection system, detection of the filter element use degree is more accurate.

The invention discloses a method for manufacturing an energy-saving and environmental-friendly fire coal magnetic suspension generation comprehensive boiler with a double-layer chain, which comprises a boiler body, the double-layer chain, a fan, a magnetic suspension generator, a water preheating device, a feeding device, a discharging device, a smoke vent, conduits and the like. The double-layer chain is provided with an upper layer and a lower layer, wherein the upper layer is a feeding combustion platform, while the lower layer is a reversely rotating discharging combustion platform; a certain space is reserved between the bottom part of the upper layer and the upper part of the lower layer. At the same time, a plurality of hot airflow channels are arranged on the two sides of a boiler wall; the smoke vent is connected with the magnetic suspension generator through the conduits; the generator is connected with the water preheating device; and the water preheating device is connected with a boiler water device through the conduits and is also connected with a smoke evacuator.