A drum assembly includes a drum, a stimulus processor assembly and a Tesla coil. The stimulus processor assembly receives a stimulus, generates an input signal, and converts the input signal to an output signal. The Tesla coil receives the output signal from the stimulus processor assembly. The Tesla coil emits an electrical discharge in response to the output signal. The electrical discharge occurs at least partially within the drum interior. The stimulus processor assembly uses a conversion algorithm to convert the input signal to an output signal. The Tesla coil can be positioned inside or outside of a drum interior of the drum. A discharge router can send the electrical discharge from the Tesla coil to the drum interior. The electrical discharge can have an intensity that is correlative to the decibel level of the stimulus. The stimulus can be generated by the drum or by a source remote from the drum.

Electronic musical instruments as disclosed, include sensors to digitize and alter the sound using FSR sensors in the mouthpieces and other elements of the instrument to mimic the variations available in analog instruments.

A keyboard with adjustable touch for a musical instrument, each key being a lever divided into front and rear arms, front arm forms on its upper part an operation surface and its lower part interacts with a centering guide, and the rear arm comprises, on its upper part, a counterweight and its lower part interacts with a stop each key comprises a key magnet (KM) mounted on the rear side, facing another magnet (SM) that is mounted on a regulation device which is affixed to the musical instrument chassis, the magnets (KM and SM) are substantially placed face to face, opposed by their equivalent polar faces, the relative position they have to each other is set by the regulation device and generating the effect on the keyboard touch.

An apparatus for filling joints in precast concrete structures includes a core that has exceptionally low creep and conforms to ASTM D 1752 made of controlled particle size composites of recycled cellular rubber and plastic materials in the form of a rectangular slab. Holes are drilled through a central area and countersink recesses are formed around the holes. An outer coating of a thermoplastic polyurethane/polyurea elastomer system of a thickness of 0.075 inch covers the slab and countersink recesses. The coated core is abrasion and UV resistant while having the creep characteristics needed to make a dam expansion joint filler.

Anchor positioning equipment for pre-fabricating panels of reinforced cement mortar (10) that includes a prestressed biaxial reinforcement (9). The panel has some versatile actuator means (6) embedded into the mass of cement mortar (10), that do not project from any of the faces (11) thereof, for handling and/or securing said panel to the structure of a building. The means (6) comprise, on the one hand, means for retaining (13) in the set mortar mass and, panel anchoring means (14). The equipment has a fixed base structure (2) for supporting stable seat elastic arrangements (5), which receive means (6) and, on the other hand, movable frameworks (1) comprising gripping arrangements (3) for gripping means (6). Movable frameworks (1) are responsible for removing means (6) from stable seat elastic arrangements (5).

An improved building roof tile for a sloping roof including a polyurethane foam tile that includes outer coating layers that are made of a uniquely fire resistant or retardant layered system that includes a first outer fire resistant layer of 100% solid aliphatic polyurea material and a second inner layer of an 100% solid intumescent non-halogenated phosphate material, said inner layer forming a fire blocking partition and said outer layer offering UV protection, featherweight, category 5 hurricane proof, yields a high R-value, offer low thermal transference into attic space, will retrofit any sloped roof without structural build-up, can be molded into single or triple units, cannot break under foot or when extreme pressures are applied, can produce upgradable solar energy, is easy to transport and install and can molded to look like slate, wood, flat roll tile or most other historical tiles.

A system and method providing a facade for portable toilets and other structures includes a plurality of panels that mimic or emulate a more aesthetically pleasings structure. The facade may provide the appearance of a house or other structure to disguise the less appealing form of a portable toilet. One, two, three or more panels connect about a portable toilet structure and may partially or completely connect to the portable toilet structure itself. The facade is optionally comprised of lightweight and easily transportable material.

A prefabricated wall panel includes molds for casting reinforced concrete (RC) elements. The prefabricated wall panel includes foam boards, foam glass panels fixed to the foam boards, fabric mesh fixed to the foam glass panels, wire mesh fixed to the fabric mesh, and an exterior wall finish fixed to the wire mesh. Spaces defined by the foam boards and the foam glass panels form the molds for casting RC columns and beams.

The invention relates to a prefabricated construction element (1) having a permanent form, such as a longitudinal beam or a panel, consisting of two parallel plates that are formed, through molding and spaced apart from each other, from a hydraulic mixture such as concrete and from a built-in metal reinforcement, said plates being separated by an insulating block and connected together by transverse spacers (not shown), characterized in that said construction element (1) comprises consecutive prepositioning and bottom (6, 7) and/or top (8, 9) linking means, said bottom means (6, 7) consisting of a metal male connector (6) secured to the metal reinforcement of a first element (1) and arranged at the end of the bottom portion of said first element, and a metal female connector (7) secured to said metal reinforcement of a consecutive second element and arranged at the end of the bottom portion of said second element, the relative positioning of the male connector (6) and female connector (7) being such that said connectors can be connected together when the two consecutive elements (1) are assembled.

A dovetail anchoring system for cavity walls is disclosed and includes a sheetmetal dovetail anchor and one-piece sheetmetal dovetail veneer tie. The anchoring system is used in conjunction with building structures that have a masonry outer wythe anchored to a poured masonry inner wythe. A thermally-isolating coating is optionally applied to the high-strength veneer tie, which is interconnected with the wall anchor. The thermally-isolating coating is selected from a distinct grouping of materials, that are applied using a specific variety of methods, in one or more layers and cured and cross-linked to provide high-strength adhesion. The thermally-coated veneer ties provide an in-cavity thermal break that severs the thermal threads running throughout the cavity wall structure, reducing the U- and K-values of the anchoring system by thermally-isolating the metal components.

Thermally-isolating wall anchors and reinforcement devices and anchoring systems employing the same are disclosed for use in masonry cavity walls. A thermally-isolating coating is applied to the wall anchor, which is interconnected with a wire formative veneer tie. The thermally-isolating coating is selected from a distinct grouping of materials, that are applied using a specific variety of methods, in one or more layers and cured and cross-linked to provide high-strength adhesion. The thermally-coated wall anchors provide an in-cavity thermal break that severs the thermal threads running throughout the cavity wall structure, reducing the U- and K-values of the anchoring system by thermally-isolating the metal components.

An ambulatory surgical center can include a hybrid operating room. The hybrid operating room can include at least four lead-shielded walls, a floor, and a ceiling. The ambulatory surgical center can also include an imaging device disposed in a central area of the hybrid operating room. The ambulatory surgical center can further include an operating table disposed in the central area of the hybrid operating room. The ambulatory surgical center can additionally include a power room adjacent to the operating room. The power room can include a power supply for the imaging device. The ambulatory surgical center can also include a conduit from the power room to the imaging device configured to deliver power to the imaging device. The ambulatory surgical center can further include an emergency power source for the imaging device configured to permit continuity of surgery in the hybrid operating room during a power outage.

A system and method are presented that electrically stimulates the phrenic nerve whereby said stimulation results in muscle activation of the diaphragm as observed by a measurement of work or power of breathing associated with the inspiratory portion of a stimulated breath.

A surgical robotics system with robotic arms is configurable to perform a variety of surgical procedures. The surgical robotics system includes a table, column, base, and robotic arms that are either column-mounted, rail-mounted, or mounted on a separate unit. In a column-mounted configuration, the column includes column rings that translate vertically and rotate about the column. The robotic arms are attached to the column rings. In a rail-mounted configuration, the base includes base rails that translate along the base. The robotic arms are attached to the base rails. In both configurations, the robotic arms move independently from each other and include a multiple arm segments. Each arm segment provides an additional degree of freedom to the robotic arm. Thus, the surgical robotics system may position the robotic arms into numerous configurations to access different parts of a patient's body.

A system and method for creating a medicated atmosphere in an organ, or body cavity is disclosed. The system includes a flexible nebulization catheter that can be manipulated during use, a device for the introduction of the nebulization catheter, a medication delivery apparatus configured to control delivery of a medication to the catheter, a gas delivery apparatus in communication with the catheter, a gas pressure relief apparatus configured to relieve pressure in the organ or body cavity, and a central controller. The system may include a liquid source having a mixture of hyaluronic acid and heparin that, in conjunction with the nebulizing catheter, are designed to generate an aerosol with a particle size of 10-25 microns in a body cavity. The method includes providing an aerosol of anti-adhesive medication to an organ or body cavity while controlling overall pressure in the organ or cavity.

The present disclosure relates to a dose indicator comprising, a chassis comprising a 42 chassis frame and a displacement portion, an indexable first display unit, mountable on the chassis, the first display unit being indexable about a first display axis, the indexable first display unit comprising a plurality of indexing teeth, a first display non-return arm, and a drive pawl connected at its proximal part to the displacement portion, the drive pawl comprising a socket at its distal part, the socket being adapted to engage an indexing tooth of the first display unit during indexing. The disclosure further relates to an actuator for an inhaler, wherein the actuator comprises a dose indicator as described above. The present disclosure is also directed to an inhaler comprising such actuator.

An inner cannula (20) for a tracheostomy tube assembly includes a thin, inner sheath (22) supported externally by a structural frame (23) having a longitudinal portion (25) and a plurality of ribs (26) extending circumferentially and spaced along the cannula. The inner cannula (20) is inserted within and is removable from an outer tracheostomy tube (1). The inner cannula (20) is made by coating a plastic layer on a core to form the sheath and then placing the sheath on a curved core. The structural frame (23) is then moulded about the sheath (22) in a mould 80.

A system provides warm, humidified gas to a patient via a patient interface. Horizontal connections can be used between the humidification chamber and conduit. To reduce the likelihood of condensate flowing back to the humidification chamber, or dead space or gases recirculation regions occurring within the gases flow path, a raised portion is positioned inside of the flow path to improve flow characteristics and to provide a barrier for condensate back flow. The raised portion also reduces the amount of condensate that is formed in the system and provides better flow characteristics for sensing purposes.

An umbilical system for sourcing and delivering within a flexible protective covering, a plurality of different breathing gasses, safety tether, a plurality of ancillary lines for remotely distributable, documentable, multidirectional, multi-format data/communications acquisition and delivery, personal/situational awareness and ancillary power sources for tool, accessory or device enervation, to a plurality of Users in an adverse environment.

An oral-nasal cannula receives exhaled gases from the nose and mouth of a patient. The exhaled gases are transported to variable flow valves that can variably restrict the flow of the gases through the valves upon software generated signals. The exhaled gases pass through the variable flow valves and mix so that they can be measured by a single sensor such as a sensor of a capnometer. Based upon information gathered by the capnometer, the variable valves can be adjusted in real-time according to a software method in order to identify a variable valve flow configuration that maximizes the amount of CO2 received and measured by the capnometer. In this manner, the software can adapt a single capnometer to measure exhaled gases regardless of whether a patient breathes primarily through their nose or mouth or some proportion of the two.

Systems, methods, and devices are disclosed for humidifying a breathing gas that reduces and/or eliminates the dangers and discomforts experienced by a patient. In one aspect, a system for humidifying gases includes a body, extending along a first axis from a first face to a second face, a first lumen at the first face, through which fluid enters the body, a second lumen at the first face through which fluid exits the body and a nonporous membrane located inside the body and extending from the first face to the second face wherein gas moving through the nonporous membrane is humidified by the fluid.

The invention relates to a method for automatically adjusting a plurality of tunable passive antennas, for instance a plurality of tunable passive antennas of a radio transceiver using several antennas simultaneously. The invention also relates to an automatically tunable antenna array using this method. An automatically tunable antenna array of the invention has 4 user ports, and comprises: 4 tunable passive antennas, the 4 tunable passive antennas operating simultaneously in a given frequency band and forming a multiport antenna array; 4 sensing units; 4 feeders; a signal processing unit delivering a tuning instruction; and a tuning control unit, the tuning control unit receiving the tuning instruction from the signal processing unit, the tuning control unit delivering tuning control signals to the tunable passive antennas, the tuning control signals being determined as a function of the tuning instruction.

A device comprising: a receive antenna configured to receive a first radio-frequency (RF) signal having a first center frequency; a first transmit antenna configured to transmit a second RF signal having a second center frequency that is a harmonic of the first center frequency; a second transmit antenna configured to transmit a third RF signal having a third center frequency that is a harmonic of the first center frequency and is different from the second center frequency; first circuitry, coupled to the receive antenna and to the first transmit antenna, configured to generate the second RF signal using the first RF signal and provide it to the first transmit antenna for transmission; and second circuitry, coupled to the receive antenna and to the second transmit antenna, configured to generate the third RF signal using the first RF signal and provide it to the second transmit antenna for transmission.

A multi-use antenna system that can be used in, for example, integrated communications and navigation capability is provided. In an embodiment, an antenna system is provided. The antenna system includes a first antenna having a plurality of radiating elements substantially wrapped around an axis and a second antenna located within the first antenna. The first and second antennas are coupled to the same ground plane and are configured to operate in different frequency bands.

A circuit board includes a substantially planar component carrier and a microstrip which is applied to a surface of the component carrier. The microstrip extends towards a connection transition which is arranged on a lateral edge of the component carrier. A waveguide portion of an antenna element which is produced by a 3D printing process is coupled to this connection transition.

An antenna having a passive antenna element that is integrated in a wireless communication chassis, is naturally in resonance, and is galvanically coupled to ground, and a passive indirect antenna element feed that is non-galvanically coupled to the antenna element. If the chassis is foldable, a parasitic element may be located opposite an antenna element feed when the foldable chassis is in at least one of a closed mode and a tablet mode.

An antenna assembly includes a looped but open metallic antenna and a flat ceramic antenna within the loop of the metallic antenna. The metallic antenna includes a first end portion and a second end portion at two ends. The ceramic antenna is surrounded by the metallic antenna. The first end portion is connected to the ceramic antenna and the second end is a free end, and the output power of wireless signals thusly radiated is increased at given frequencies.

A transmission apparatus includes a first metal plate including a first surface, a second surface opposite to the first surface, and a first through hole penetrating from the first surface to the second surface, the first metal plate; a first board being disposed on the first surface side of the first metal plate, the first board including a first patch antenna positioned inside the first through hole; and a second board being disposed on the second surface side of the first metal plate, the second board including a second patch antenna positioned inside the first through hole and opposed to the first patch antenna, wherein an interval between the first patch antenna and the second patch antenna is set in accordance with a distance for wireless communicating between the first patch antenna and the second patch antenna in a near field.

Techniques and mechanisms to provide a motor vehicle with connectivity for satellite communications. In an embodiment, a communication device is disposed between an exterior surface of the motor vehicle and an interior surface of the motor vehicle. An antenna panel, disposed in a housing of the communication device, may be configured to participate in satellite communication via a first side of the communication device. A configuration of the antenna panel, the housing or one or more hardware interfaces of the communication device may facilitate low profile solution for such communication with the satellite. In another embodiment, the one or more hardware interfaces are each disposed on a respective side of the housing other than the first side, the one or more hardware interfaces to couple the communication device to a power supply of a motor vehicle.

A broadband quadruple helical circularly-polarized antenna for receiving GNSS signals comprises an excitation circuit and a set of quadruple spiral elements. Each quadruple spiral element consists of four conductors. Each conductor is a one spiral turn of the quadruple spiral element. Said conductors have equal winding angle. The winding angle of all conductors does not change in the same quadruple spiral element. Conductors of neighboring (longitudinally) quadruple spiral elements have different winding angles. The antenna provides a sharp drop in AP at angles near the horizon and a small AP level in the lower hemisphere.

A projector includes a wireless communication unit which wirelessly receives image data from a transmitting device, and a display unit which displays an image based on the image data received by the wireless communication unit. The wireless communication unit includes a first communication unit which has a first array antenna, and a second communication unit which has a second array antenna. The first communication unit transmits and receives wireless radio waves of a first frequency in a millimeter wave band via the first array antenna, and the second communication unit transmits and receives wireless radio waves of a second frequency in a millimeter wave band that is different from the first frequency via the second array antenna. A plane including the second array antenna is tilted at an angle of 10 degrees or more and 30 degrees or less to a plane including the first array antenna.

A flat antenna for satellite communication includes a radiating board. The radiating board includes at least one radiating line, and an adapter configured to modify the delay of the fields transmitted or received by the radiating line. The adapter includes a horn mobile in rotation between the two metal plates containing a sensor array. The horn is also mobile in rotation between at least one coaxial cable connected between at least one sensor of the network and the radiating line. The length of the coaxial cable is suitable for introducing a delay required to focus the wave radiated by the radiating line.

A flat antenna for satellite communication includes a radiating board. The radiating board includes at least one radiating line, and an adapter configured to modify the delay of the fields transmitted or received by the radiating line. The adapter includes a horn mobile in rotation between the two metal plates, and a multilayer power supply circuit. The first layer of the multilayer power supply circuit is formed at least one metal plate containing an array of slot sensors and the last layer of the multilayer power supply circuit is provided with at least one coupling slot connected to the radiating line. The first layer and the last layer is linked by at least one transmission line. The length of the transmission line is suitable for introducing a delay required to focus the wave radiated by the radiating line.

A waveguide device includes a first electrically conductive member having a first electrically conductive surface; a second electrically conductive member having a second electrically conductive surface which opposes the first electrically conductive surface; and a ridge-shaped waveguide member on the second electrically conductive member. The second electrically conductive member has a throughhole which splits the waveguide member into first and second ridges. The first and second ridges each have an electrically conductive end face, the end faces opposing each other via the throughhole. The opposing end faces and the throughhole together define a hollow waveguide. The hollow waveguide is connected to a first waveguide extending between the waveguide face of the first ridge and the first electrically conductive surface, and to a second waveguide extending between the waveguide face of the second ridge and the second electrically conductive surface.

A slot array antenna includes: a first conductive member having a first conductive surface and a plurality of slots therein, the slots being arrayed in a first direction and in a second direction which intersects the first direction; a second conductive member having a second conductive surface which opposes the first conductive surface; a plurality of waveguide members arrayed between the first and second conductive members along a direction which intersects the first direction, each waveguide member having an conductive waveguide face which extends along the first direction so as to oppose at least one of the slots; and an artificial magnetic conductor in a subregion which is within a region between the first and second conductive members but outside of a subregion containing the waveguide members. Neither an electric wall nor an artificial magnetic conductor exists in a space between two adjacent waveguide faces among the waveguide members.

A surface scattering antenna with a tightly-coupled or tightly-connected array of radiators provides an adjustable antenna with broadband instantaneous bandwidth.

A polymerizable liquid crystal compound represented by Chemical Formula 1: wherein in Chemical Formula 1, groups and variables are the same as defined in the detailed description.

Provided is an optical laminate which has high absorption selectivity to short-wavelength visible light having wavelengths around 400 nm and hence high light fastness and can impart better display characteristics when used for a display device. The optical laminate comprises at least one polarizing plate and at least one pressure-sensitive adhesive layer and satisfying the following formulae (1) and (2): A(400)≧0.5 (1) A(420)/A(400)≦0.3 (2) where A(400) represents the absorbance of the optical laminate at a wavelength of 400 nm in the transmission direction of the polarizing plate and A(420) represents the absorbance of the optical laminate at a wavelength of 420 nm in the transmission direction of the polarizing plate.

An optical system (110) includes a lens unit (112) with a plurality of lenses. An out-of-focus point spread function of the lens unit (112) includes an annular intensity distribution with at least one ring-shaped side peak at a radial distance to a center point. A birefringent device (115) in an optical path of the optical system (110) is adapted to selectively attenuate the ring-shaped side peak in the out-of-focus point spread function of the lens unit (112).

Discussed herein is an optical sheet and a display device having the same. In the display device, a fixing portion for fixing optical sheets is provided in the active area of a liquid-crystal panel, and the fixing portion is fixed to a buffer region for evacuation of the panel corner provided in the guide panel, thereby reducing the number of processing steps, and addressing the limitation that components are visible at some viewing angles.

A liquid crystal display (LCD) panel, a display device and a fabrication method of the LCD panel are provided. The LCD panel comprises a first substrate, a second substrate opposite to the first substrate, a liquid crystal (LC) layer sandwiched between the first substrate and the second substrate, a first alignment layer disposed on the first substrate, and a second alignment layer disposed on the second substrate. The first alignment layer is in contact with the LC layer and provides a first pre-tilt angle α to LC molecules in the LC layer, and the second alignment layer is in contact with the LC layer and provides a second pre-tilt angle β to the LC molecules in the LC layer, where α>β.

An array substrate and a method of fabricating the same are disclosed. The method has the following steps of: fabricating a switch array layer on a substrate; forming a color resist layer having a red color filter, a green color filter and a blue color filter on the switch array layer, and a through hole in the color resist layer; forming a transparent conductive layer on the color resist layer; and forming a light shield layer on the transparent conductive layer.

A liquid-crystal display (LCD) device includes: an array substrate on which a sub-pixel is disposed; a color filter substrate on which a color filter corresponding to the sub-pixel is disposed; and a liquid-crystal layer between the array substrate and the color filter substrate. The array substrate comprises a lens hole, the color filter substrate comprises a lens hole guide, and a diameter of the lens hole is smaller than an inner diameter of the lens hole guide.

An analytical tool is provided for analysis of a sample by capillary electrophoresis. The analytical tool includes an inlet reservoir into which a sample is introduced, a capillary tube in communication with the inlet reservoir, a filter through which a liquid from the inlet reservoir passes, an enlarged portion undergoing a sudden increase in a cross-sectional area and being in communication with the inlet reservoir and the capillary tube, and a pressure fluctuation reducer for preventing pressure fluctuation at the enlarge portion from affecting a liquid in the capillary tube.

The invention discloses a composite material used for catalyzing and degrading nitrogen oxide and its preparation method and application thereof. The invention of the hollow g-C3N4 nanospheres/reduced graphene oxide composite-polymer carbonized nanofiber material is prepared as follow: 1) the preparation of silica nanospheres; 2) the preparation of hollow g-C3N4 nanospheres; 3) the preparation of graphene oxide; 4) the preparation of surface modified hollow g-C3N4 nanoparticles preparation; 5) the preparation of composites; 6) the preparation of composite-polymer carbon nanofiber material. The raw materials used in the process is low cost and easy to get; the operation of the invention is simple and convenient without the use of expensive equipment in the whole process; the composite has high adsorption efficiency of ppb level nitrogen oxide with good repeatability.

A magnetically enhanced low temperature high density plasma chemical vapor deposition (LT-HDP-CVD) source has a hollow cathode target and an anode, which form a gap. A cathode target magnet assembly forms magnetic field lines substantially perpendicular to the cathode surface. A gap magnet assembly forms a magnetic field in the gap that is coupled with the cathode target magnetic field. The magnetic field lines cross the pole piece electrode positioned in the gap. The pole piece is isolated from ground and can be connected to a voltage power supply. The pole piece can have negative, positive, floating, or RF electrical potentials. By controlling the duration, value, and sign of the electric potential on the pole piece, plasma ionization can be controlled. Feed gas flows through the gap between the hollow cathode and anode. The cathode can be connected to a pulse power or RF power supply, or cathode can be connected to both power supplies. The cathode target and substrate can be inductively grounded.

A magnetically enhanced HDP-CVD plasma source includes a hollow cathode target and an anode. The anode and cathode form a gap. A cathode target magnet assembly forms magnetic field lines that are substantially perpendicular to a cathode target surface. The gap magnet assembly forms a cusp magnetic field in the gap that is coupled with the cathode target magnetic field. The magnetic field lines cross a pole piece electrode positioned in the gap. This pole piece is isolated from ground and can be connected with a voltage power supply. The pole piece can have a negative, positive, or floating electric potential. The plasma source can be configured to generate volume discharge. The gap size prohibits generation of plasma discharge in the gap. By controlling the duration, value and a sign of the electric potential on the pole piece, the plasma ionization can be controlled. The magnetically enhanced HDP-CVD source can also be used for chemically enhanced ionized physical vapor deposition (CE-IPVD). Gas flows through the gap between hollow cathode and anode. The cathode target is inductively grounded, and the substrate is periodically inductively grounded.

An electrochemical polishing apparatus is provided for polishing a workpiece having at least one sharp object. According to the present invention, the electrolyte is driven to flow to the sharp object and the electrochemical processing is performed for polishing the sharp object.

The concentration measurement method includes: introducing a predetermined amount of the biological sample into the capillary; measuring a temperature of the biological sample by applying a first voltage to the electrode unit when the temperature of the biological sample is measured, the first voltage allowing the temperature measurement to be less affected by increase and reduction in an amount of the analyte contained in the biological sample; measuring the concentration of the analyte contained in the biological sample by applying a second voltage to the electrode unit; measuring an environmental temperature in a surrounding of the biological sample; and correcting the concentration of the measured analyte based on the measured temperature of the biological sample and the measured environmental temperature.

In one aspect, a biological sequencing device comprising a cartridge configured to be removed from the instrument is disclosed. In various embodiments the cartridge can include one or more capillaries suitable for capillary electrophoresis, a reservoir and a pump. In various embodiments the reservoir can contain a separation matrix. In various embodiments the pump can load a capillary with separation matrix. In another aspect the biological sequencing device can include one or more capillaries and an integrated valve assembly. In various embodiments the integrated valve assembly can provide a polymer to the one or more capillaries.