15 results about "Syringe Drive" patented technology

The invention discloses an essence batching system and method, and relates to the technical field of essence batching, an injector driver and an injector are both installed on a three-dimensional moving module, the injector driver is connected with a plunger rod of the injector to drive the plunger rod to move, a plurality of raw material storage containers are installed on a raw material station, and the raw material storage containers are connected with the three-dimensional moving module. Each raw material storage container stores a raw material, a weighing device for detecting the weight of the raw materials in the batching container is arranged at the bottom of the batching container, and the control device is connected with the three-dimensional moving module, the injector driver and the weighing device. The control device controls the three-dimensional moving module and the injector driver so as to sequentially transfer target raw materials involved in essence ingredients from the raw material storage container to the ingredient container according to a preset sequence, the convenience of the essence ingredients can be improved, mismatching and missed matching in the ingredient process are avoided, the precision requirement of the essence ingredient system is unified, and the efficiency is improved. Errors caused by different weighing precision requirements of different persons are reduced, and the weighing accuracy and consistency are improved.

A syringe driving system which may be associated to a hypodermic syringe to perform a needle biopsy and / or an injection. The system includes a remote actuator operatively connected to a handheld body through a Bowden cable, wherein the handheld body includes: a core and a cover to shield the core, the cover includes a distal opening to receive a barrel of a syringe; wherein the core has a movable portion to secure a plunger of the syringe and a fixed portion. An actuator for a syringe driving system is also provided.

The utility model discloses a novel injection pump, and belongs to the technical field of fluid transmission. The device comprises an injector, an injector drive and a lead plate, wherein the reversing valve drive comprises a motor, a trapezoidal lead screw and a switching block; the motor is installed on the back face of the lead plate, and the adapter block is located over the lead plate. The trapezoidal lead screw is connected to the back face of the lead plate in a bearing connection mode. The driving end of the motor is connected with one end of the trapezoidal lead screw, and the adapter block is in threaded connection with the trapezoidal lead screw; the injector is installed on the front face of the lead plate, and an injector push handle is connected with the adapter block. Due to the fact that the injector is detachable, injectors of different specifications can be replaced, and precise transmission of liquid in different flow ranges is achieved.

The invention relates to the technical field of band switch detection, in particular to a continuous detection device for a band switch. Comprising a motor installed on a support, the support is provided with a detection module, an output shaft of the motor is fixedly connected with a rotating shaft, the support is provided with an electric control push rod, a telescopic part of the electric control push rod is fixedly connected with a fixing ring, the fixing ring is rotatably connected with a rotating ring, and the rotating ring is fixedly connected with a circular ring and a plurality of missing gears. The support is provided with an injector which is communicated with an injection tube. According to the invention, the circular ring and the different gears are adjusted to be respectively aligned with the rack, and the moving distance and the moving time of the rack driving the telescopic part on the injector are changed, so that the liquid spraying amount of the injection tube is adjusted, and the liquid is sprayed to the vicinity of the switch to simulate the external environment influence in the long-time use process of the switch; the continuous rotation detection of the switch is closer to the use environment, so that the accuracy of the continuous detection of the switch is improved.

The anesthetic needle puncture auxiliary tool based on the disposable syringe comprises a shell and an air pressure sensor, a syringe driving mechanism is arranged on the shell, the syringe driving mechanism can be detachably connected with a syringe outside the shell, and the syringe driving mechanism drives a piston of the syringe outside the shell to move. The outer side face of the outer shell or the outer shell extends outwards through an extension structure to be provided with an air pipe connector communicated with an air pressure sensor, and the air pipe connector can be connected with the outer shell puncture gas pipeline. And the air pressure sensor detects the air pressure change in the puncture gas pipeline outside the shell. The puncture needle is inflated and / or sucked through the injector, the air pressure sensor detects the air pressure change of the puncture needle, whether the puncture needle reaches the target position in the target object or not is judged, the structure is simple, and operation is convenient.

The present invention provides a centrifugal immunoassay device for detecting an object to be detected from a sample by a centrifugal separation method, the centrifugal immunoassay device comprising: a centrifugal cartridge provided with a plurality of wells for accommodating the sample; the absorbance optical system is combined with the centrifugal material box to carry out transmission detection; a cartridge loading unit for accommodating the centrifugal cartridge and the absorbance optical system; a rotation driving unit which is provided inside the magazine loading unit, carries the centrifugal magazine, and rotates the centrifugal magazine; the horizontal driving part is located at the lower part of the magazine loading part and enables the magazine loading part to move in the horizontal direction; a syringe which is located at the upper part of the cartridge loading part and sucks and discharges the object to be detected; a syringe drive unit for raising or lowering the syringe; a housing wrapping the centrifugal cartridge, the absorbance optical system, the cartridge loading part, the rotation driving part, the horizontal driving part, the injector and the injector driving part; and a control unit that controls the absorbance optical system, the rotation driving unit, the horizontal driving unit, the syringe, and the syringe driving unit.

The utility model relates to an automatic stomach tube food suction and injection device which comprises a base, a food injection needle cylinder and a food suction and injection driving mechanism are installed on the base, and the rear end of a pintle of the food injection needle cylinder is connected with the food suction and injection driving mechanism. The food sucking and injecting device is characterized in that the food sucking and injecting device further comprises a food sucking and injecting switcher and a food box, the food sucking and injecting switcher is provided with a first connector capable of sucking and outputting liquid food, a second connector only capable of sucking the liquid food in one direction and a third connector only capable of outputting the liquid food in one direction; the first connector is connected with a nipple at the front end of the food injection needle cylinder through a first connecting pipe, the second connector is connected with the food box through a second connecting pipe, and the third connector is connected with the rear end of the stomach tube. The constant-temperature liquid food heat preservation device is simple and ingenious in structure, reasonable in design, capable of achieving automatic suction and output of liquid food, easy to operate, free of falling risk, capable of achieving active constant-temperature heat preservation of the liquid food, good in heat preservation effect and comfortable to use by a patient.

The present disclosure relates to an automatic injection device for automatically injecting a fluid in an injector to a target injection site. The syringe includes a barrel, a needle disposed at a first end of the barrel, and a movable element movable within the barrel, the movable element being drivable toward the first end of the barrel to inject fluid within the barrel into an injection site. The automatic injection device comprises an injector loading mechanism used for loading and fixing an injector; the injector driving mechanism comprises a first motor and a first actuating assembly, and the first actuating assembly can be driven by the first motor to enable the injector loading mechanism to move in the first translation direction towards the injection part so as to insert a needle of an injector fixed to the injector loading mechanism into the injection part; and a dose control mechanism comprising a second motor and a second actuation assembly capable of moving the movable element of the syringe towards the first end of the barrel under the drive of the second motor to expel a predetermined dose of fluid from the barrel of the syringe and inject it into the injection site.

This application relates to the field of medical device technology, providing a syringe driving mechanism and injection device. The syringe driving mechanism includes a housing assembly, a clutch assembly, an adjusting assembly, a numerical rotating cylinder, a reset component, a push rod assembly, and a memory component. A third limiting part is used to limit the clockwise rotation stroke of the memory component. After the scale adjustment is completed, when the memory component is limited to the third limiting part of the push rod assembly in the clockwise direction, the adjusting assembly cannot continue to rotate clockwise relative to the clutch assembly. After the injection is completed, the numerical rotating cylinder rotates counterclockwise to the second limiting part, preventing the adjusting assembly from rotating counterclockwise. This indicates that the medication in the vial assembly has been completely injected. Therefore, after the medication is used up, the adjusting assembly self-locks, preventing further scale adjustments and injections, thus reducing the risk of accidental injection after the medication in the vial assembly has run out.

The present invention discloses a portable insulin auxiliary injection device, which comprises a shell, wherein a needle drive mechanism, a medicine bottle drive mechanism and a syringe drive mechanism are arranged inside the shell, and an opening connecting the inside and outside of the shell is opened on the shell wall; the medicine bottle drive mechanism comprises a second motor, a second transmission mechanism and a medicine bottle holder for mounting medicine bottles, the second motor is connected to the medicine bottle holder through the second transmission mechanism and can drive the medicine bottle holder to move between a position aligned with the opening and a position offset from the opening; the needle drive mechanism comprises a first motor, a first transmission mechanism and a needle holder for fixing the needle, the first motor is connected to the needle holder through the first transmission mechanism and can drive the needle holder to move in and out of the opening or in and out of the medicine bottle to take medicine. The present invention has the advantages of realizing the automation of quantitative injection and ensuring the injection effect of the user.

This invention relates to the field of band switch testing technology, and particularly to a continuous testing device for band switches. It includes a motor mounted on a bracket, a testing module mounted on the bracket, a rotating shaft fixedly connected to the motor's output shaft, an electrically controlled push rod mounted on the bracket, a fixed ring fixedly connected to the telescopic part of the electrically controlled push rod, a rotating ring rotatably connected to the fixed ring, a circular ring and several missing gears fixedly connected to the rotating ring, and a syringe mounted on the bracket, the syringe being connected to an injection tube. This invention adjusts the liquid ejection volume from the injection tube by adjusting the alignment of the circular ring and different missing gears with a rack, thereby changing the movement distance and timing of the telescopic part on the syringe driven by the rack. This allows the liquid to be ejected near the switch, simulating the external environmental influences experienced by the switch during prolonged use, making the continuous rotation detection of the switch more closely resemble the actual operating environment, and thus improving the accuracy of continuous switch testing.

An automatic injection device is disclosed. The syringe includes a barrel for containing the fluid, a needle arranged at a proximal end of the barrel, and a movable plunger rod movable within the barrel. The automatic injection device includes a syringe retaining assembly for retaining the syringe; and a syringe driving assembly including a housing and a driving mechanism releasably arranged in the housing. The driving mechanism includes a movable body moveable after the driving mechanism is released, a first driving spring and a second driving spring, wherein the second driving spring is configured to drive the barrel of the syringe to move proximally to insert the needle of the syringe into an injection site of a target, and the first driving spring is configured to drive the movable plunger rod to move proximally to carry out injection; and the first and second driving springs have different spring stiffnesses.

The utility model provides a granulating device. The granulating device comprises a first driving pump and a second driving pump, the first injector is driven by the first driving pump, the first injector comprises a first outlet, and a first fluid is contained in the first injector; the first outlet of the first injector is connected to the inlet end of the first connecting pipe; a second drive pump; the second injector is driven by the second driving pump, the second injector comprises a second outlet, and a second fluid is contained in the second injector; the second outlet of the second injector is connected to the inlet end of the second connecting pipe; the outlet end of the first connecting pipe is connected to the capillary pipe, and the outlet end of the second connecting pipe is also connected to the capillary pipe; the outlet end of the capillary tube is connected to the inlet end of the forming tube; and the receiving container is used for containing receiving liquid, and the outlet end of the forming pipe is communicated into the receiving container.

The invention discloses a multi-needle type mouse positioning injection device, and belongs to the technical field of mouse positioning injection. Comprising a stereotaxic instrument with a three-dimensional moving mechanical arm, and further comprises a driver fixed with the three-dimensional moving mechanical arm, and an injection driving mechanism and a locking driving mechanism are arranged in the driver; the multi-needle converter is rotationally installed at the bottom of the driver, a plurality of sets of elastic sliding pieces driven by the locking driving mechanism to slide are rotationally and symmetrically distributed on the same circumference of the end of the multi-needle converter, and each set of elastic sliding piece is provided with an injector driven by the injection driving mechanism; and a laser transmitter of which a light beam is coaxial with a needle head is mounted in one injector. The laser transmitter is integrated in the multi-needle converter, so that laser spots can reflect the positions of the needle heads more intuitively and accurately; the syringes are rotationally and symmetrically distributed, other syringes can be rapidly switched, and repositioning is not needed any more.

An automatic injection device for injecting fluid in a syringe to an injection site is disclosed. The syringe includes a cartridge, a needle at a first end of the cartridge, and a element movable within the cartridge capable to inject fluid within the cartridge into the injection site. The automatic injection device includes a syringe loading mechanism for loading and fixing the syringe, a syringe driving mechanism having a first motor and a first actuation assembly capable of moving the syringe loading mechanism in a first direction towards the injection site of the target to insert the needle of the syringe into the injection site of the target. A dose control mechanism includes a second motor and a second actuation assembly for moving the movable element of the syringe towards the first end of the cartridge to expel a predetermined dose of fluid from the cartridge into the injection site.