477 results about "Aspirator" patented technology

The invention provides a negative pressure sputum aspirator for helicopter air rescue and a control method of the negative pressure sputum aspirator. The negative pressure sputum aspirator comprises a sputum storage bottle, a sputum suction pipe and a negative pressure suction device. The negative pressure sputum aspirator further comprises a pressure sensor used for monitoring the sputum suction pressure, a pressure adjusting device used for adjusting the sputum suction pressure and a limiting device used for fixing and limiting the insertion difficulty degree of the sputum suction pipe. The signal output end of the airplane bumping detector is connected with the bumping input end of the controller, and the airplane bumping detector is used for transmitting bumping information of the airplane to the controller; in the sputum suction process, when the airplane bumps, the controller controls the pressure regulating device to work according to a pressure signal of the pressure sensor so as to reduce the sputum suction pressure, and mucous membrane injury caused by sudden shaking when the airplane bumps is avoided; the controller controls the limiting device to work according to the bumping degree, the insertion difficulty degree of the sputum suction tube is adjusted, the target tube insertion depth is accurately reached, and the situation that due to sudden shaking, the sputum suction tube is inserted too deep, and a patient is accidentally injured is avoided.

The present invention discloses a visual ear aspirator, which relates to the technical field of medical devices and personal care equipment, and is used to solve the problem, including a pressure sensor module, a control unit, a water pump assembly and a nozzle assembly. The pressure sensor module collects the pressure distribution data of the inner wall of the ear canal through a flexible contact array, and transmits the data to the control unit after signal processing. The control unit calculates the optimal water flow pressure value and adjusts the water pump output to achieve precise adaptation to different ear canal characteristics. This method has a high degree of automation and solves the problem of poor cleaning effect or discomfort caused by fixed water pressure of traditional ear aspirators. At the same time, it avoids the complexity of manual operation and the risk of misoperation, and improves personalized service capabilities and safety of use.

The invention discloses an insertion tube and a sputum aspirator, and relates to the field of medical instruments.The insertion tube is internally provided with a suction channel and a flow channel, the suction channel and the flow channel are distributed in the axial direction of the insertion tube, and the suction channel and the flow channel communicate with each other on the far-end side of the insertion tube; a first communicating hole communicating with the suction channel and a second communicating hole communicating with the flow channel are formed in the near end side of the insertion tube. The insertion tube can be connected with a negative pressure source so that negative pressure can be formed in the suction channel. By arranging the second communicating hole, the medical staff can accurately adjust the pressure distribution in the suction channel, the sputum removal efficiency is improved, and the discomfort of a patient is reduced. As air enters the flow channel through the second communication hole, local pressure at the far end of the suction channel is relatively increased, and the pressure difference before and after the sputum embolism is reduced. And when the sputum plug is loosened or sucked out, the internal pressure of the suction channel is transitionally stable, so that the sudden negative pressure gradient generated in the cavity due to the instant release of the negative pressure is avoided.

The utility model relates to the technical field of cleaning and nursing devices, in particular to a nasal aspirator which comprises a shell, a suction nozzle arranged outside the front end of the shell and a negative pressure driving assembly arranged at the rear end of the shell, the shell is provided with an opening and closing assembly, the negative pressure driving assembly is provided with a one-way air valve, and a snot containing cavity is formed between the inner wall of the shell and the negative pressure driving assembly. The suction nozzle is communicated with the snot containing cavity through the opening and closing assembly, the opening and closing assembly is used for opening or closing communication between the suction nozzle and the snot containing cavity, the one-way air valve is used for communicating the snot containing cavity and the negative pressure driving assembly in a one-way mode, the air inlet end of the one-way air valve is communicated with an air pipe, and the air pipe extends into the snot containing cavity. According to the nasal discharge collecting device, the air pipe is arranged to stretch into the nasal discharge containing cavity, so that nasal discharge in the nasal discharge containing cavity cannot enter the one-way air valve, the situation that the nasal discharge leaks outwards or the one-way air valve is damaged is avoided, a containing part needed in the prior art for collecting the nasal discharge is omitted, the structure is simplified, assembly is convenient and fast, cost is reduced, and the nasal discharge collecting volume is increased.

1. The name of the design product: hand-held drill aspirator. 2. The use of the design product: for a hand-held drill aspirator. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

A nasal aspirator includes a housing assembly, a negative pressure assembly and a guide assembly. A negative pressure cavity and a treatment cavity are arranged in the housing assembly at intervals, the treatment cavity is sequentially divided into a first cavity chamber and a second cavity chamber by a partition plate, and the first cavity chamber is communicated with the second cavity chamber; the negative pressure assembly is arranged in the negative pressure cavity and is formed with a suction pipeline and a discharge pipeline which are communicated with a side wall surface of the housing assembly; the guide assembly comprises a first guide piece and a second guide piece, and the first guide piece is detachably connected with the side wall surface of the housing assembly; and the second guide piece is fixedly connected to the side wall surface of the housing assembly.

The invention provides a medical manual aspirator calibration device, which belongs to the technical field of pressure measurement, and comprises a detection support mechanism and a clamping position control mechanism, the detection supporting mechanism comprises a box body, a connector clamping assembly and an air pressure sensor I; the clamping position control mechanism comprises a needle cylinder clamping assembly and a piston position control assembly. The piston is pushed and pulled by the piston position control assembly at different speeds for multiple times, so that the air pressure in the box body changes correspondingly, whether the negative pressure generated in the needle cylinder is qualified or not after the piston is pulled at different speeds is judged, and the calibration work of the medical manual aspirator can be accurately completed; the technical problems that an existing negative pressure suction calibration mode is based on subjective judgment of workers, and detection data are not accurate are effectively solved.

The utility model discloses a negative pressure aspirator capable of automatically sucking out obstructed foreign matters in an airway, and relates to the field of medical supplies. Comprising a main machine, a power unit, a control unit and a piston module are arranged in the main machine, the power unit and the piston module are matched to generate negative pressure so that foreign matter can be sucked out, the power unit comprises a piston rod and a piston spring, and the piston rod is installed in a piston cylinder in a sliding mode. The structure of the power unit and the structure of the piston module in the main engine are simplified, and the spring is arranged at the center, so that the volume in the sealing cavity can be increased under the same volume, and the using effect is improved. The control key of the control unit is arranged in the middle of the piston cylinder, so that the mask can be held more stably during use, and the situation of air leakage caused by instability of the contact part of the mask and the face is avoided.

1. The name of this design product: Nasal Aspirator. 2. Purpose of this product design: It is used to insert volatile substances into the nostrils for breathing and absorption. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model discloses a perspective sputum suction tube which comprises a sputum suction main tube, an umbrella-shaped suction head is arranged at the end of the sputum suction main tube, a through groove is formed in the umbrella-shaped suction head, a pinhole camera is installed at the end of the umbrella-shaped suction head, and a plurality of sputum suction holes are formed in the side, close to the umbrella-shaped suction head, of the sputum suction main tube at equal intervals. The end tail of the sputum suction main pipe is communicated with a connecting pipe, the connecting pipe is communicated with a connector, the connector is communicated with one end of a through pipe, the other end of the through pipe is communicated with a connecting port, the connecting port is communicated with an aspirator, and the side, close to the connecting pipe, of the sputum suction main pipe is communicated with an injection pipe. The umbrella-shaped suction head similar to an umbrella is installed at the end of the visual sputum suction tube, the pinhole camera is installed in the umbrella-shaped suction head, the pinhole camera can be slightly exposed out of the end of the umbrella-shaped suction head, the pinhole camera can be connected to a computer, the inside interface can be watched in real time through a wireless mobile phone APP, watching is convenient, and the cost is low.

1. The name of the design product: nose suction device and its shell. 2. The use of the design product: the whole design is used for nasal care, and the shell is used locally. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the solid line part of the design represents the part to be protected, and the dashed line part represents the part not to be protected.

The invention relates to the technical field of dental suction equipment, in particular to a negative pressure suction device which comprises a holding rod, a suction head is mounted on the holding rod, a suction assembly is mounted on the holding rod, the suction head is connected with the suction assembly, the suction assembly comprises a pressure pipe, a pull rod is slidably mounted on the pressure pipe, and a piston and a movable table are connected to the pull rod. A locking cavity is formed in the movable table, the locking cavity and the movable table form a buckling table, a fixing assembly for fixing the movable table is installed on the holding rod and comprises a locking table, a sliding rod is slidably installed on the locking table, a pushing groove is formed in the sliding rod, a movable plate is rotatably installed on the locking table, a chuck and a pressing head are installed on the movable plate, and the chuck is arranged in the pushing groove. The pressing head presses the buckling table to fix the movable table. The negative pressure adsorption device has the effect of improving the convenience of the negative pressure adsorption device in the operation process.

The utility model relates to a transparent cap for multiple cavities, which belongs to the technical field of medical instruments and comprises a transparent cap main body and a plurality of cavities, the transparent cap main body is sleeved at the head end of an endoscope, the transparent cap main body is ring-shaped, the plurality of cavities comprise a first cavity, a second cavity, a third cavity, a fourth cavity and a fifth cavity, the first cavity is a flat cavity, and the fifth cavity is a flat cavity. The tail end of the first cavity channel is connected with a negative pressure aspirator; the second cavity channel, the third cavity channel, the fourth cavity channel and the fifth cavity channel are cavity channels with the same size, and the size of the second cavity channel, the third cavity channel, the fourth cavity channel and the fifth cavity channel is smaller than that of the first cavity channel; the tail ends of the first cavity channel, the second cavity channel, the third cavity channel, the fourth cavity channel and the fifth cavity channel are connected with plugging caps; the front end of the transparent cap main body is provided with an inclined plane which is high inside and low outside, and front end openings of the first cavity, the second cavity, the third cavity, the fourth cavity and the fifth cavity are all located on the inclined plane. According to the utility model, synchronous cooperation operation with a plurality of instruments can be realized in the use process, and continuous suction can be realized.

1. The name of the design product: nose aspirator. 2. The use of the design product: the design product is used for sucking dirty things in the nasal cavity of infants and children. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. The name of this design product: Split nasal aspirator. 2. Purpose of the product of this design: A nasal aspirator used to clean the nasal cavity. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: a three-dimensional diagram of the combined state.

The invention provides a smoke temperature measuring device based on a linkage exhaust valve, and belongs to the technical field of cigarette temperature measurement. Comprising an air collecting bag, a machine shell, a control panel, an aspirator and a linkage exhaust valve. The gas collecting bag is used for collecting discharged flue gas; a control panel is arranged on the machine shell and used for controlling the suction amount during smoke temperature measurement. The linkage exhaust valve comprises an exhaust piston, a linkage rod and an exhaust valve; by driving the linkage rod, the exhaust piston head on the exhaust piston can be synchronously driven to open and close a smoke channel of a cigarette holder on the suction device, and the exhaust valve is linked to open and close an exhaust channel between a suction cylinder and a gas collection bag on the suction device. According to the invention, the flue gas temperature can be accurately, stably and efficiently measured.

The utility model discloses a portable electric sputum aspirator, which relates to the technical field of sputum aspirators, and comprises a handle, a negative pressure pump, an air pipe and a suction pipe, the negative pressure pump is arranged in the handle, a switch for controlling the negative pressure pump is arranged on the handle, the output end of the negative pressure pump is connected with the air pipe, the portable electric sputum aspirator further comprises a middle cylinder, a partition plate is arranged in the center of the middle cylinder, and the suction pipe is arranged in the middle cylinder. The partition plate divides the middle cylinder into a left cavity and a right cavity which are an auxiliary cavity and a collecting cavity respectively. By arranging the auxiliary cavity and the collecting cavity, the auxiliary cavity and the collecting cavity are isolated through the filter screen, gas enters the auxiliary cavity through the through groove and then is discharged to the outside, sputum directly falls into the collecting barrel, and backflow of the sputum is effectively prevented; the piston block and the spring are arranged in the auxiliary cavity, when the sputum suction cannula is blocked, suction force of the negative pressure pump drives the piston block to move upwards to form a buffer space, mucous membrane damage caused by continuous high pressure is avoided, medical staff can instantly release negative pressure impact force by pulling down the piston rod, blocked sticky sputum can be quickly dredged, and the sputum cleaning effect is improved.

The invention discloses an adjustable aspirator for an esophageal cancer operation, and relates to the technical field of medical instruments, the adjustable aspirator comprises a shell, the top of the shell is fixedly connected with a fixing rod, the bottom of the shell is provided with at least two circular through holes, the adjustable aspirator further comprises a fixing piece, the fixing piece is clamped on the fixing rod, and the fixing piece is connected with the fixing rod. The fixing piece is used for fixing the fixing rod; the suction pipeline is fixedly connected to the top of the fixing rod, the lower end of the suction pipeline penetrates through the fixing rod and extends into the shell, and the suction pipeline is matched with the circular through hole; the upper end of the flushing pipeline is fixedly connected to the upper end face of the fixing rod, and the lower end of the flushing pipeline penetrates through the top of the fixing rod and extends into the shell. The fixing device has the advantages that the height of the fixing rod can be conveniently and quickly adjusted through the elastic clamping design of the fixing piece, the length of the connecting ring is adjustable, the fixing rod can be conveniently fixed to the hands of different medical workers, and the operation burden of the medical workers is reduced.

The invention provides a multifunctional aspirator which comprises a sleeve, an aspiration assembly is inserted into the sleeve, and the size of the aspiration assembly is smaller than the diameter of the section of the inner circle of the sleeve; wherein the suction assembly comprises a suction apparatus main body, an endoscope lens and a lighting lamp tube are arranged on the outer surface wall of the suction apparatus main body, the multifunctional suction apparatus mainly comprises a sleeve and the suction apparatus main body arranged in the sleeve, and the endoscope lens and the lighting lamp tube are arranged on the outer surface wall of the suction apparatus main body. The endoscope lens and the lighting lamp tube are respectively arranged, multiple functions of suction, observation, lighting and the like are integrated, a doctor does not need to frequently replace instruments in the operation process, the frequency of entering and exiting the sleeve and an operation area of the instruments is reduced, mutual interference of the multiple instruments in a narrow space is reduced, the doctor can concentrate on operation, and the operation efficiency is improved. The operation difficulty is reduced, and the surgical accuracy is improved.

The utility model discloses a split type flushing aspirator, which belongs to the technical field of medical instruments and comprises a handle and a tube assembly detachably connected to the front end of the handle, and the tube assembly comprises a suction tube, a flushing tube sleeved on the outer side of the suction tube and an external thread seat fixed at the near end of the flushing tube. The two ends of the flushing pipe are fixedly welded to the outer wall of the suction pipe, liquid outlet holes communicated with a radial gap between the suction pipe and the flushing pipe are formed in the two ends of the flushing pipe, a T-shaped connecting column allowing the near end of the suction pipe to be inserted therein is formed at the front end of the handle, and the outer side of the T-shaped connecting column is sleeved with a loose joint nut matched with the external thread base. A first channel in sealing contact with the near end of the suction tube and a second channel communicated with an annular gap formed between the suction tube and the T-shaped connecting column are arranged in the handle. Tube assemblies of different specifications can be replaced to adapt to different wound operations, and convenience in the operation treatment process is guaranteed.

1. The name of the design product: toilet cleaner spray gun (GB-209). 2. The use of the design product: spray gun for sanitary cleaning. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model provides an aspirator for ear and nose secretion cleaning, which comprises a cabinet, an operating table is fixedly mounted at the top of the cabinet, a first guide cavity and a second guide cavity are respectively arranged in the operating table, a guide chamber and a collection chamber are respectively arranged in the cabinet, and the first guide cavity and the second guide cavity are communicated with each other. A saline water barrel and a collecting assembly are arranged in the collecting chamber, a flow dividing assembly is fixedly installed in the guiding and conveying chamber, the output end of the flow dividing assembly penetrates through the first guiding and conveying cavity and is provided with an injection head in a butt joint mode, and the input end of the flow dividing assembly is connected with the saline water barrel; the input end of the collecting assembly is in butt joint with a recoil assembly. According to the utility model, normal saline in the saline water barrel is extracted through the back flushing assembly, so that the suction operation can be realized, meanwhile, the saline water can be fed into the suction pipeline, not only can sucked foreign matters be discharged in an auxiliary manner, but also the interior of the suction pipe can be continuously flushed, and the inner wall of the suction pipe is prevented from being bonded and blocked.

The utility model provides a kind of multifunctional single-stage surgical electric knife, including single-stage electric knife, single-stage electric knife includes shell and high-frequency electric knife, shell inside is equipped with smoke suction passage, and with the smoke suction pipe of intercommunication of smoke suction passage, single-stage electric knife side detachably setting aspirator, aspirator includes the shell of being connected with shell, and the suction pipe assembly of being set in shell inside, suction pipe assembly includes at least part setting in shell inside and with shell slidable connection's first pipeline, and the second pipeline of being sleeved in the outside of first pipeline, the import end diameter of smoke suction passage is greater than the import end diameter of first pipeline, second pipeline is equipped with two-position three-way solenoid valve between smoke suction pipe, two-position three-way solenoid valve is remotely connected with negative pressure component in second pipeline one end, shell is equipped with lighting assembly near first pipeline one end.The utility model's multifunctional single-stage surgical electric knife, by setting aspirator in single-stage electric knife side, so that single-stage electric knife has the function of suction exudate and lighting function.

1. The name of this design product: nasal aspirator tip. 2. Purpose of the product of this design: The overall appearance of this design is used to attract and store dirt in the nasal cavity, and the purpose of the local appearance is to be inserted into the nasal cavity. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic Drawing 1. 5. Designate Design 1 as the base design. 6. Other situations requiring clarification Other clarifications: Solid lines indicate protected portions, while dotted lines indicate unprotected portions.

1. The name of the design product: negative pressure suction device (1). 2. The use of the design product: for suction and discharge of body fluids. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention relates to the technical field of medical equipment, in particular to a portable electric negative pressure aspirator, a control system and a use method. The portable electric negative pressure aspirator comprises an equipment body which is provided with a containing cavity and provided with a connecting port communicated with the containing cavity, and the upper portion of the containing cavity is provided with a putting-in opening; the storage bag comprises a bag body and a cover body for sealing the bag body, the cover body is provided with a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe both penetrate through the cover body, the bag body is contained in the containing cavity, and the cover body is detachably buckled and covered on the putting-in opening; and the negative pressure pump is arranged on the equipment body, an air suction port of the negative pressure pump is connected with the connecting port through a first pipeline so that the containing cavity can be in a negative pressure state, and the air suction port of the negative pressure pump is connected with the first connecting pipe through a second pipeline so that the containing bag can be in a negative pressure state. The problem that a traditional negative pressure sputum suction device is difficult to meet the use requirements of out-of-hospital emergency treatment, home nursing or resource limited areas is solved.

1. The name of the design product: electric nose aspirator. 2. The use of the design product: the nose aspirator for automatically removing nasal secretions. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view.

The invention relates to the technical field of medical instruments, and discloses an abdominal surgery aspirator which comprises a buffering movable pressure control mechanism. A cylindrical hollow cylinder which is fixedly mounted in the fixed ring opening and is hollow inside is arranged in the fixed ring opening; the top of the first annular elastic gas film is fixedly embedded into the top of an inner cavity of the cylindrical hollow barrel, and ascites can flow along an inner hole; and the inner limiting movable plate is fixedly mounted at the bottom of the first annular elastic gas film and can move in the axial direction of the cylindrical hollow barrel. The abdominal surgery aspirator is used in cooperation with a medical infusion pump, the function of negative pressure suction of accumulated water in the abdominal cavity can be achieved, in the negative pressure suction process, the instrument can achieve the pressure control and buffering effects on negative pressure generated by gas through the gravity of an object and the elasticity of an annular elastic gas film, and once the negative pressure suction force is too large, the negative pressure can be effectively controlled. According to the instrument, the phenomenon that the inner diameter is closed can occur in time, and therefore complications such as tissue damage and bleeding in the abdominal cavity caused by too large negative pressure are prevented from occurring.

The invention discloses an aspirator with a retraction function, which comprises a tube body, a handle and a connector which are sequentially connected with one end of the tube body, and a retraction assembly arranged on the tube body, wherein the retraction assembly comprises a mounting part, a retraction part and an elastic part, and the mounting part is arranged on the tube body; the operation plate is arranged on the mounting part; the retraction plate is arranged on the mounting part and is positioned at one end of the operation plate; the self-locking transmission part is in transmission connection with the operation plate and the retraction plate; when the operation plate is pressed, the self-locking transmission part drives the retraction plate to rotate around the end, connected with the installation part, of the retraction plate so as to retract and shield the brain tissue. During use, the self-locking transmission part can drive the retracting plate to rotate around the end, connected with the mounting part, of the retracting plate by pressing the operating plate so as to retract the shielded brain tissue, a main knife and an assistant do not need to be matched with each other, one main knife can retract the shielded brain tissue at different degrees and angles, the coordination difficulty and operation complexity of an operation team are reduced, and the operation efficiency is improved. And the surface of the brain tissue can be conveniently covered with a brain cotton sheet.

The utility model discloses a universal rotary type aspirator, which relates to the technical field of aspirators, and comprises a handheld handle, a suction tube; the suction tube is fixed at one end of the handheld handle; the ball joint sealing element is fixed at one end, far away from the handheld handle, of the suction tube and is communicated with the suction tube; the spherical assembly is rotatably mounted in the ball joint sealing piece; the mounting groove is formed in the ball joint sealing piece; the filtering device is fixed in the mounting groove; the ball joint sealing piece and the ball-shaped assembly are arranged in a matched mode to synchronously adjust the suction tube, so that the suction device can adapt to changes of positions of bleeding, exudates, pus and contents in thoracic viscera in an operation while the whole suction device is not adjusted, flexibility is improved, and the operation efficiency is improved. And meanwhile, the mutual influence between the aspirator and the pipeline is reduced.