59results about "Spatulas" patented technology

A cell scraper includes a grip, an elongate arm and a scraper blade. The cell scraper includes a substrate molded from a substantially rigid plastic. The substrate includes a blade support remote from the grip. The cell scraper also includes a resilient material over-molded onto the substrate. The resilient material may be molded onto the grip to facilitate gripping. Additionally, the resilient material is molded around the blade support to define a flexible blade for efficiently scraping cells from a tissue culture vessel.

A cell scraper includes a grip, an elongate arm and a scraper blade. The cell scraper includes a substrate molded from a substantially rigid plastic. The substrate includes a blade support remote from the grip. The cell scraper also includes a resilient material over-molded onto the substrate. The resilient material may be molded onto the grip to facilitate gripping. Additionally, the resilient material is molded around the blade support to define a flexible blade for efficiently scraping cells from a tissue culture vessel.

A cuvette comprising at least one insert with two measuring surfaces, wherein the insert is a measurement tip, which has the two measuring surfaces on one end, which is distanced from another end of the measuring tip, and an adapter for insertion in a cuvette shaft of an optical measuring device and means of insert and adapter for releasably holding the at least one insert in the adapter with the measuring surfaces at a separation distance from each other for the positioning of a sample between the measuring surfaces in a beam path of the optical measuring device passing through the cuvette shaft.

An assay device for testing for the presence of an analyte in a sample liquid supported on a test surface, the device comprising a test stick having a handle portion to be held by a person performing the test and a mixing portion to contact the sample liquid, the mixing portion bearing a dried, pre-dosed reagent for the test, the dried reagent being reconstituted by contact of the mixing portion of the test stick with the sample liquid, and wherein the mixing portion is configured to provide a mixing surface to mix the reconstituted reagent with the sample liquid on the test surface.

Laboratory spatula having stalk regions with a hollow first end and a hollow second end and at manipulating regions may be used for collecting, transporting or storing a material. A manipulating region may be configured as a shovel region, a scoop region, a whisk region, a punch region, a sieve region, a loop region, a cutting edge, a spreading region, a grinding region, a hook region, a scraper region, a tweezer region, a grasper region, or a pick region. The spatula may be lightweight and disposable, and may be any appropriate size including micro size, a regular size, or a macro size. The spatula may also have an anti-stick surface. The spatula may be calibrated, and may include calibration marks or additional features.

Cuvette, comprising at least one measuring area on each one of two arms that are pivotally connected to each other such that from a swung-apart condition, they can be swung together into a measuring position in which the two measuring areas have a distance for positioning a sample between the measuring areas, and means for positioning the two arms in a measuring position in a cuvette shaft of an optical measuring device with a sample between the two measuring areas in a beam path of the optical measuring device that crosses the cuvette shaft.

The present invention relates to a disposable laboratory cannula for transferring a liquid or a solution from one vessel to another vessel avoiding atmospheric contamination comprising. The cannula includes a hollow stalk region having a hollow first end and a hollow second end; a first manipulating region being continuous with the hollow first end of the stalk region; and a second manipulating region bring continuous with the hollow second end of the stalk region and the first manipulating region.

Laboratory spatula having stalk regions with a hollow first end and a hollow second end and at manipulating regions may be used for collecting, transporting or storing a material. A manipulating region may be configured as a shovel region, a scoop region, a whisk region, a punch region, a sieve region, a loop region, a cutting edge, a spreading region, a grinding region, a hook region, a scraper region, a tweezer region, a grasper region, or a pick region. The spatula may be lightweight and disposable, and may be any appropriate size including micro size, a regular size, or a macro size. The spatula may also have an anti-stick surface. The spatula may be calibrated, and may include calibration marks or additional features.

A device for transferring reagents in solid or liquid form from one place to another on an apparatus, said device comprising an upper portion, adapted to be held, and a lower portion adapted to hold reagents in solid or liquid form, in an available manner. For example, the reagents may be held within a cage structure or retained on an outer surface of the lower portion. Methods for using the device, as well as apparatus for use in conjunction with the device are also described and claimed.

The invention discloses a puncture liquid adding and mixing machine, and the machine is used for automatic puncture liquid adding dilution and puncture uniform mixing stirring of a specimen, and comprises a base plate, a test tube rack and a specimen collection cup, wherein the specimen collection cup is sleeved and positioned in the test tube rack; a cantilever support is arranged above the specimen collection cup in the test tube rack, and a liquid adding needle and a stirring mechanism which are simultaneously inserted into the specimen collection cup in a puncturing manner for adding liquid and diluting respectively are arranged on the cantilever support opposite to a tube opening of the specimen collection cup; a uniform mixing needle is arranged on the stirring mechanism, a collection spoon nested and matched with the bottom end of the uniform mixing needle inserted by the puncture is arranged in the corresponding specimen collection cup, and the uniform mixing needle drives thecollection spoon to uniformly mix and stir a specimen diluted by adding liquid into the specimen collection cup; a linear lifting mechanism for driving the cantilever frame, the liquid adding needle connected with the cantilever frame and the stirring mechanism to synchronously lift up and down is mounted on the base plate; automatic puncture liquid adding dilution and uniform mixing separation are carried out in a full-closed state, cross contamination and operator infection are effectively avoided, pollution is avoided, and the working efficiency is high.

The invention discloses a portable sampling test tube, which comprises a test tube body, the top of the test tube body is provided with an opening, a rubber stopper is embedded in the opening of the test tube body, and the lower end of the rubber stopper is vertically and fixedly connected with a sampling tube. The sampling spoon includes a spoon handle and a spoon body, the spoon handle and the spoon body are integrally connected and fixed, and the spoon handle includes a fixed rod handle vertically fixed at the lower end of the rubber stopper and a telescoping The movable rod handle in the fixed rod handle, the lower end of the movable rod handle is fixedly connected with the spoon body, the front end surface of the test tube body is provided with a capacity scale, and two ends of the test tube body are symmetrically arranged. Anti-slip pads, the two anti-slip pads are relatively arranged at the central position of the end surfaces on both sides of the test tube body. Through the above method, the present invention can take samples through the built-in sampling spoon, which is convenient and quick, and can be applied to the sampling work of test tubes of different lengths.

The invention discloses a multifunctional electrical drug spoon. The multifunctional electrical drug spoon comprises a handheld handle, a buckling joint and a spoon head assembly, wherein the handheld handle comprises an insulation sleeve, a stainless steel shell, a small-sized storage battery with a solar panel, a motor, a reduction adjuster, a protection circuit, a display screen, a transparent resin separation plate, a control switch, a knob and a chuck, the small-sized storage battery with the solar panel, the motor, the reduction adjuster, the protection circuit, the display screen and the chuck are installed inside the stainless steel shell, the insulation sleeve sleeves the stainless steel shell, the reduction adjuster is connected with the motor, the chuck is fixedly installed on a shaft end of a motor rotating shaft, the buckling joint is installed at the chuck, a spring rotary latch is arranged inside the buckling joint, and the spoon head assembly comprises a rotary latch, a spoon head, a glass rod, a brush with a stainless steel rod and a sleeve head. The multifunctional electrical drug spoon is stable, reliable and convenient to use, integrates a function of a drug taking spoon, a stirring function and a function of a washing brush, and is suitable for being popularized to use in laboratories, drugstores and inspection rooms.

The invention relates to an electronic weighing medicine spoon device. A first assembly is of a shell-shaped structure with an opening in one end, and supporting parts are arranged at the opening of the first assembly in longitudinal symmetry. One end of a second assembly is arranged in the first assembly in a penetrating mode, the second assembly is in multi-point contact or linear contact with the supporting parts of the first assembly, and a medicine spoon fixing part is arranged at the other end of the second assembly and used for fixing a medicine spoon. A pressure sensor, an integrated circuit board and a power source are arranged in the first assembly, and a display screen and a switch are arranged on the shell of the first assembly. The pressure sensor is fixed in the first assembly and arranged above the end, located in the first assembly, of the second assembly. The integrated circuit board is in power supply connection with the power source. and the integrated circuit boardis electrically connected with the pressure sensor, the display screen and the switch. The device is convenient, quick and efficient to operate, and is simpler, more convenient and controllable in operation than decrement weighing when being used for weighing a reagent which is easy to deteriorate in air, so that the weighing time is shortened, and the weighing error is reduced.

The particulate substance collector described herein comprises a conductive material completely or partially encased in one or more types of non-conductive material(s). The collector can be mounted on a particulate substance collection system, which provides the collector with electrostatic charge. The charged collector is used to attract a measurable amount of particulate substances to the collector. The present invention broadens the range of substances that can be collected to include both conductive and non-conductive particulate materials. Previously, with collectors composed solely of a single material, conductive materials could not be collected. The present invention also broadens the type of receptacle that the particulate substance can be held in, to include both conductive and non-conductive receptacles. The present invention further provides the benefit of minimizing electric shock to the operator who inadvertently contacts the collector during operation.

This invention relates to a sampling device comprising a shaft and a sample collection portion removably connected with the shaft, wherein the connection site between the shaft and the sample collection portion is weakened. The invention relates also to a combination of a sampling device comprising a shaft and a removable sample collection portion and a sample vessel configured to receive sample collection portion from the shaft.

The invention discloses a medicine spoon for accurate weighing and sample addition. The medicine spoon comprises a spoon head, a handle and a vibration device arranged in the cavity of the interior ofthe handle, wherein the cavity of the interior of the handle is also provided with an adjusting device and a control device connected with the vibration device and the adjusting device; the adjustingdevice is used for adjusting the vibration intensity required by the medicine spoon and sends sending an adjusting signal to the control device; and the control device is used for treating a receivedadjusting signal to adjust the vibration intensity of the vibration device, thereby controlling the vibration strength of the handle. According to the invention, during accurate weighing of a powdersubstance, through vibration of the vibration device, the fluidity of the powder substance is reinforced; the sample addition speed and the sample addition amount of the powder substance can be conveniently controlled; the situation that an excessive addition amount of the powder substance is added is not generated during weighing of the powder substance; and repeated weighing operation due to excessive sample addition is greatly reduced.

A hangable medicine spoon comprises a spoon head and a spoon handle, wherein the spoon head is connected with the front end of the spoon handle; a hangable body is connected to the tail end of the spoon handle. According to the invention, a tester can hang the hangable medicine spoon provided by the invention on a prearranged hook or hanging bar vertically after use of the hangable medicine spoon, so that the spoon head is prevented from being in direct contact with other objects. Therefore, not only is the spoon head prevented from being contaminated to ensure the safety of raw medical materials and the accuracy of test results, but also residual chemicals on the spoon head are prevented from corroding and contaminating the other objects. The hangable medicine spoon is simple and reasonable in structure, and can be placed fast, conveniently and reasonably.

The invention provides a spoon for weighing samples. The spoon for weighing samples has the advantages of simple structure and operation convenience, and improves accuracy and convenience of sampling. The spoon comprises a spoon body and spoon head; the spoon body comprises a sleeve 1 and a sleeve 2, and the sleeve 2 is connected in the sleeve 1 in a telescopic connection; the spoon head comprises a spoon mouth and a spoon handle which are integrated into one body, the surface of the sleeve 1 is provided with a storage groove, the spoon handle is arranged in the storage groove, the spoon handle is a telescopic rod, double sides of the storage groove are provided with positioning grooves, double sides of the spoon handle are provided with positioning blocks, and the positioning blocks are arranged in the positioning grooves adaptively. The spoon head and the spoon handle employ an inserted connection form, in order to facilitate connection of spoon heads of different specifications with wide adaptability; the spoon handle is connected in the storage groove and is fixed by the positioning blocks and the positioning grooves, at the same time the spoon handle is the telescopic rod with conveniently adjusted length, and connection reliability of the spoon head is further improved by band fixation. The spoon for weighing samples has the advantages of processing convenience and reduced cost.

This invention relates to a sampling device. The device includes an elongate separating member having a sampling side and a non-sampling side. One or more through openings extend from the sampling side to the non-sampling side of the elongate member. The separating member is adapted for insertion into a reservoir of particulate material so as to define a sampling zone and a non-sampling zone within the reservoir. A shaft is positioned away from the sampling side and operably associated with the separating member, wherein the shaft is selectively rotatable about its longitudinal axis. One or more sample capturing scoops are attached to the shaft so as to be aligned with a respective opening. The or each scoop has a leading edge, a trailing edge and a cavity for receiving a sample of particulate material. The device is configured such that rotation of the shaft about its longitudinal axis causes a corresponding rotation of the or each scoop between a first position and a second position. In the first position, the leading edge of the associated scoop is located within the respective opening such that the opening is effectively closed and the remainder of the scoop projects away from the sampling side such that the sampling side of the separating member is free of protuberances during insertion into the reservoir. In the second position, the scoop is positioned on the sampling side and the leading edge of the associated scoop bears against the sampling side of the elongate member, thereby to enclose the sample of particulate material by the rotation of the scoop towards the second position.

The invention provides an experiment-use medicine spoon having a temperature displaying apparatus and an LED spotlight. The temperature displaying apparatus is arranged on a handle, wherein the handle and a spoon body are integrated. The LED spotlight is disposed on a front end of the handle and is aligned with the spoon body. The LED spotlight is provided with a button switch is arranged on the handle. By means of the temperature displaying apparatus, environmental temperature can be known at any time. By means of the LED spotlight, medicines can be conveniently and accurately taken in a situation of poor light, thereby enabling the medicine can be more suitable for a laboratory.

This invention relates to a sampling device comprising a shaft and a sample collection portion removably connected with the shaft, wherein the connection site between the shaft and the sample collection portion is weakened. The invention relates also to a combination of a sampling device comprising a shaft and a removable sample collection portion and a sample vessel configured to receive sample collection portion from the shaft.

The invention discloses an extension-type medicine spoon with a hook structure. The extension-type medicine spoon with the hook structure comprises a spoon handle (1) and a spoon head (2) which are connected mutually; the upper end of the spoon handle (1) is provided with a lengthening bar comprising a bar head (3) and a screw (4) arranged on the lower end of the bar head (3); the bar head (3) is provided with a pair parallel sections; the lengths of the sections are 1 / 3-1 / 2 of the length of the bar head (3); the top end of the bar head (3) is provided with a hook (5); and the spoon handle (1) has a screw hole matched with the screw (4). According to the invention, after the structure is adopted, the extension-type medicine spoon with the hook structure can adapt to containers of different shapes during the drug taking process, brings great convenience for taking medicaments, and meanwhile is convenient for placing the medicine spoon.

A drug taking device comprises a spoon handle, a spoon head connected with one end of the spoon handle, and an outer shell arranged outside the spoon handle in a sleeving mode and in sliding connection with the spoon handle, wherein the edge of the front end of the spoon head is a cutting edge, a sliding block is arranged at the end, away from the spoon head, of the spoon handle, and the shape of the sliding block is matched with an inner cavity of the outer shell; a sliding groove is formed in the upper surface of the outer shell in the length direction, the sliding block can move freely in the sliding groove, the sliding groove is provided with a limiting pin, a push-pull block is connected to the upper end face of the sliding groove through an elastic pressing block, and the push-pull block can be clamped in the limiting pin. By the adoption of the device, drugs prone to caking and high in hardness can be taken conveniently, length can be adjusted, the spoon head and the spoon handle can be stored in the outer shell and are convenient to carry, time and labor are saved, using is safe, and operation is convenient.

In some embodiments of the present invention, the buried silicon oxide technology is employed in the fabrication of fluid channels, particularly nanochannels. For example, a fluid channel can be made in a buried silicon oxide layer by etching the buried oxide layer with a method that selectively removes silicon oxide but not silicon. Thus, one dimension of the resulting fluid channel is limited by the thickness of the buried oxide layer. It is possible to manufacture a very thin buried oxide layer with great precision, thus a nanochannel can be fabricated in a controlled manner. Moreover, in addition to buried oxide, any pairs of substances with a high etch ratio with respect to each other can be used in the same way. Further provided are the fluid channels, apparatuses, devices and systems comprising the fluid channels, and uses thereof.

The invention relates to a medicine spoon with different spoon heads. The glass instrument for taking medicine comprises a first medicine spoon, a second medicine spoon and a third medicine spoon. The first medicine spoon includes a first spoon head, and one end of the first spoon head is A screw is provided, and the other end of the first spoon head is provided with a first spoon rod; the second medicine spoon includes a second spoon head, one end of the second spoon head is provided with a screw, and the other end of the second spoon head is provided with a second spoon The third medicine spoon includes a third spoon head, one end of the third spoon head is provided with a screw, and the other end of the third spoon head is provided with a third spoon rod; the first spoon head, the second spoon head and the third spoon head The amount of medicines to be weighed increases in turn; the lengths of the first spoon rod, the second spoon rod and the third spoon rod are equal and the ends of the spoon rods are all provided with internal threads; the invention can realize that one medicine spoon can scoop different amounts of medicines , the structure is simple, the medicine taking is convenient and the medicine taking efficiency is high.

The invention discloses a quantitative sample weighing spoon, comprising a handle and a bowl, and belongs to the technical field of auxiliary tools for physiochemical detection. The bowl is a hollow cylinder, the top of the bowl is opened, the bottom of the bowl is sealed and is connected with the handle, the part of the handle close to the bowl is provided with a thin handle, the end of the handle far away from the bowl is provided with a round hole, one end of the extension of the handle is provided with the round hole, and the other end is provided with a cylindrical protrusion; the cylindrical protrusion at one end of the extension of the handle may be tightly connected with the round hole in the handle so that the handle is extended. Compared with the prior art, the quantitative sample weighing spoon has the advantages that the spoon herein is convenient to use, the length of the handle is increasable, and applications under special conditions can be guaranteed; the spoon is suitable for quantitatively weighing a solid sample, the sample can be poured completely into a specified container at a time, and splashing of the sample is effectively avoided; the sample can be sub-packaged quickly, time for the sample to be exposed in air is shortened, a change in the character of the sample is effectively avoided, working efficiency is improved, and the reliability of results is improved.

The invention relates to a multifunctional hopper type charging medicine spoon, which comprises a medicine scooping spoon head, a hopper-shaped cover body, a cleaning groove, a spoon handle, a medicinal product pouring opening and a triangular spoon head; the spoon handle is a hollow cone, the thick end of the spoon handle is a medicine inlet end and connected with the medicine scooping spoon head, and the hopper-shaped cover body is arranged at the connection position of the medicine scooping spoon head and the hopper-shaped cover body; the medicinal product pouring opening is formed in the thin end of the spoon handle and connected with the triangular spoon head which can be used as an opener for opening a bottle stopper; the cleaning groove is axially formed in the top surface of the side wall of the spoon handle, so as to prevent medicines from plugging the inner cavity of the spoon handle. Through the multifunctional hopper type charging medicine spoon, reagents can be conveniently and safely taken for use, the reagent waste and the environment pollution due to scattering of the medicines can be avoided, multiple functions with one spoon can be realized, not only can the trouble of selecting different medicine spoons due to usage amount limit of reagents be avoided, but also the multifunctional hopper type charging medicine spoon can be used as a tool for opening a medicine bottle cap, so that the experiment working process can be simplified.