Embodiments of the invention include insulated units and methods of producing the insulating units. The insulating units include a first surface, a structural seal disposed on at least portions of the first surface, and a second surface disposed on the structural seal. The structural seal includes the reaction product of at least one first isocyanate, at least one isocyanate reactive side, and at least one adhesion promoter including a reaction product of at least one secondary aminoalkoxy silane and at least one second isocyanate.

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.

A resilient seal for mobile living quarters around a slide out room that includes a pair of attaching members extending along the inside and outside surfaces of the main living area wall at an aperture through which the slide out room moves and further includes a connecting member extending between the attaching members and along the edge of the wall defining the aperture. A wiper seal extends from the connecting member to flex against the walls of the slide out room, and the connecting member further includes an accordion pleat for adjusting the distance between the attaching members to thereby accommodate walls of different thicknesses.

A seamless sheet installation system preferably includes a seamless sheet and a plurality of sheet retention devices. The seamless sheet is retained on a tube. A pair of rotating retention devices may be inserted into ends of the roll. Each rolling retention device includes a tube plug and a rotating handle. An end of the seamless sheet is secured to the top eave flange. The seamless sheet is held against a bottom of the eave purlin web with one of the plurality of sheet retention devices. The sheet retention device may have any suitable design. The seamless sheet is rolled out to successive purlins, wrapped over the top flange and anchored to a bottom of the vertical web with one of the plurality of sheet retention devices. The seamless sheet wrapping process is terminated at an opposing eave purlin or a ridge purlin. Insulation is then inserted between adjacent purlins.

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.

A breathable gas inlet control device permits flow regulation at the inlet of a flow generator for a respiratory treatment apparatus such as a ventilator or continuous positive airway pressure device. The device may implement a variable inlet aperture size based on flow conditions. In one embodiment, an inlet flow seal opens or closes the inlet to a blower in accordance with changes in pressure within a seal activation chamber near the seal. The seal may be formed by a flexible membrane. A controller selectively changes the pressure of the seal activation chamber by controlling a set of one or more flow control valves to selectively stop forward flow, prevent back flow or lock open the seal to permit either back flow or forward flow. The controller may set the flow control valves as a function of detected respiratory conditions based on data from pressure and/or flow sensors.

The present disclosure provides devices for preventing or absorbing fluid (e.g., sweat) and/or odors from the intergluteal cleft of a subject. In some embodiments, the present disclosure provides devices for treating or preventing hemorrhoids and methods of using same.

A method of forming oral orthotic systems includes providing an upper dental member adapted to be placed in connection with upper dentition of the patient, providing a lower dental member adapted to be placed in connection with lower dentition of the patient and providing a plurality of posterior mounting structures. Each of the posterior mounting structure is configured to be attached to one of the upper dental member or the lower dental member at a posterior, buccal position thereon. Force may be applied to the mandible of the patient via at least one of a plurality of different types mechanisms via attachment of a component of a selected type mechanism to at least one of the posterior mounting structures.

In certain example embodiments, a system and/or method of guiding transitions between therapy modes in connection with the treatment and/or diagnosis of a patient for a respiratory disorder is/are provided. Respiratory disorder treatment according to a first therapy mode is provided. Input indicating a second therapy mode to be transitioned to following provision of the first therapy mode is received, with the second therapy mode being different from the first therapy mode. At least one default treatment parameter suitable for the second therapy mode is assigned or calculated. Each default treatment parameter of the second therapy mode is presented, with each default treatment parameter being adjustable by an operator during the presenting. Transitioning from the first therapy mode to the second therapy mode is performed by providing respiratory disorder treatment in accordance with the second therapy mode and each default treatment parameter and any adjustments made thereto prior to the transitioning. Advantageously, the chances of a patient being disturbed by transitioning from mode-to-mode are reduced.

The present disclosure provides a device that can be used to secure an endotracheal tube. In one embodiment, the device is a one-time use device that has a flexible construction with an adhesive side. The device is configured to be adhered to the endotracheal tube and subsequently secure unto the patient's face. The device is quick and easy to deploy, it reliably secure the endotracheal tube, is comfortable for the patient, and that minimized the chances of infection.

The present invention provides an inhalation device for controlled delivery of medicament to the lungs of the user. The inhalation device comprises an elongated housing enclosing a mouthpiece/nasal-piece in fluid communication to a narrow cylindrical tube, the narrow cylindrical tube having diameter substantially similar to the lumen diameter of human bronchi. The other end of narrow cylindrical tube is fluidly connected to a reservoir containing the medicament suspended or dissolved in the propellant. The flow of propellant from reservoir to the narrow cylindrical tube is regulated by a one-way valve, which could be electrical/electronic or a mechanical valve. The invention is advantageous by providing positive airway pressure to keep the constricted air passages of the user open, which is combined, with laminar flow of medicament suspended/dissolved in the propellant, thus, resulting in efficient deposition of medicament to the target tissues of the lungs.

Conventional gas mask seals or gaskets are merely rubber flaps integral to and extending from the main body or shell of a gas mask that are conformed to the face of a wearer by tightening straps. The described gas masks comprise a separate gas mask seal and a gas mask shell. Some of the gas mask seals are individualized or customized to more tightly fit and conform to the face of the individual wearer and to provide greater comfort and protection. The gas mask seals may be made from three-dimensional image files developed directly from the wearer's facial features.

A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.

A nozzle received by a patient. The nozzle has at least two portions. A first portion that has an upper end and a lower end in which a central aperture extends between the upper and lower ends of the nozzle. The central aperture terminates at the opening of the lower end of the nozzle. A second portion that has two ends, the second end is rounded. There is at least one support arm joining the first and second body portions but holding the second body portion a set distance from the first body portion.

A mask with cushion that has an outer film is disclosed. The film may be self-skinning or a film formed about or glued to the cushion body. In another form the cushion may be formed with at least a portion having a plurality of adjacent voids having honeycomb-like structure.

Several embodiments of straps and headgear assemblies are described. Some of the embodiments provide straps that can had varied elasticity over the length of the straps. Some of the embodiments provide adjustment mechanisms that facilitate customization of headgear to a user.

An antenna array includes a plurality of patch antennas including a plurality of layers. Each of the plurality of layers are separated by a distance and each support a portion of the plurality of patch antennas. A plurality of connectors are each associated with one of the plurality of layers and supply a signal for transmission by the associated layer. A feed network on each of the plurality of layers provides a connection between a connector associated with the layer and the portion of the patch antennas located on the layer. Each layer transmits a signal having a different orthogonal function applied thereto that multiplexes each of the signals having a different orthogonal function applied thereto onto a single transmission beam. A parabolic reflector reflects the single transmission beam from the plurality of layers of the antenna array.

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).

To provide a liquid crystal display device, in which the vertical alignment property of the liquid crystal is high, favorable transparency when no voltage is applied and favorable scattering property when a voltage is applied are achieved, and the adhesion between the liquid crystal layer and the vertical liquid crystal alignment film is high. A liquid crystal display device, which comprises a liquid crystal layer formed by disposing a liquid crystal composition containing a polymerizable compound which undergoes a polymerization reaction by ultraviolet rays, between a pair of substrates provided with an electrode, and irradiating the liquid crystal composition with ultraviolet rays and curing it in such a state that the liquid crystal composition partly or entirely shows liquid crystallinity, and at least one of the substrates being provided with a liquid crystal alignment film to vertically align a liquid crystal, wherein the liquid crystal alignment film is a liquid crystal alignment film obtained from a liquid crystal aligning agent containing a polymer having a first side chain structure and a second side chain structure.

Methods and apparatus for treating an exhaust gas in a foreline of a substrate processing system are provided herein. In some embodiments, a method for treating an exhaust gas in an exhaust conduit of a substrate processing system includes: flowing an exhaust gas and a reagent gas into an exhaust conduit of a substrate processing system; injecting a non-reactive gas into the exhaust conduit to maintain a desired pressure in the exhaust conduit for conversion of the exhaust gas; and forming a plasma from the exhaust gas and reagent gas, subsequent to injecting the non-reactive gas, to convert the exhaust gas to abatable byproduct gases.

Electrolytic liquid generating device (1) includes laminated body (41) in which conductive film (46) is laminated to be interposed between mutually adjacent electrodes (44, 45), and electrolytic part (40) which electrolyzes liquid. Furthermore, electrolytic liquid generating device (1) includes a passage having inflow port (71) in which liquid to be provided to electrolytic part (40) flows and outflow port (72) from which electrolytic liquid generated in electrolytic part (40) flows out. The passage is formed such that liquid flowing direction (X) crosses laminated direction (Z) of laminated body (41).

The present document describes an electrophoretic tissue clearing chamber comprising an electrophoresis channel, configured to receive a clarification fluid therethrough; a first clarification fluid inlet, in fluid communication with the electrophoresis channel, configured to be connected to a source of the clarification fluid; a tissue sample holder in fluid communication with the electrophoresis channel, configured to receive a tissue sample to be clarified, and pressurize and homogenously apply the clarification fluid onto the tissue sample; a clarification fluid outlet, in fluid communication with the tissue sample holder, for exit of the clarification fluid from the electrophoretic tissue clearing chamber; and first and a second electrode, opposite one another in the electrophoresis channel, for transmission of an electric field therethrough.

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.

A method and device are provided for simultaneously or near-simultaneously diagnosing and treating tension pneumothorax and/or hemothoraxA Veress-type needle portion includes a hollow needle for puncturing the chest wall over a blunt hollow probe biased by one or more springs to extend distally into the pleural cavity. Openings in the blunt hollow probe connect via a pathway to an automatic check valve, which permits the flow of air and/or fluid only in a proximal direction. Pressure from within the pleural cavity is transmitted to the interior surface of a pressure documenter. If pressure greater than atmospheric pressure is present in the pleural cavity, the pressure documenter will be automatically urged proximally to simultaneously allow air and/or fluid to escape from the pleural space through the device, thus treating the tension pneumothorax and/or hemothorax, as well as providing a stable indicator to positively document the diagnosis of increased pressure.

In one example embodiment, a system for treating a tissue site is disclosed comprising a dressing adapted to contact the tissue site and provide a fluid seal between a therapeutic environment and a local external environment, and a solution source fluidly coupled to the dressing and adapted to deliver an antimicrobial solution comprising a peroxy α-keto carboxylic acid, such as peroxy pyruvic acid, to the tissue interface. The system may further comprise a negative-pressure source fluidly coupled to the dressing and adapted to provide negative pressure to the therapeutic environment after delivery of the antimicrobial fluid to the therapeutic environment. In another example embodiment, a method for treating a tissue site is disclosed comprising positioning a tissue interface to contact the tissue site, covering the tissue interface and the tissue site with a drape to provide a fluid seal between the therapeutic environment and the local external environment, and delivering an antimicrobial solution comprising peroxy α-keto carboxylic acid to the therapeutic environment before providing negative pressure to the therapeutic environment.

The present invention relates to a breast pump (10) for extracting milk (30) from a human breast, comprising:—a first breast receiving funnel (16) for receiving a first breast (28) of a user;—a vacuum pump (20) for generating an underpressure within the first breast receiving funnel (16); and—a control unit (22) for controlling the vacuum pump (20); wherein the control unit (22) is configured to operate the vacuum pump (20) in at least two different modes, an attachment mode (48) and a milk extraction mode (50); wherein in the attachment mode (48) the control unit (22) is configured to control the vacuum pump (20) to generate a constant underpressure within the first breast receiving funnel (16) allowing the user to attach the first breast receiving funnel (16) to the first breast (28); and wherein in the milk extraction mode (50) the control unit (22) is configured to control the vacuum pump (20) to generate a time-variable underpressure profile within the first breast receiving funnel (16) for extracting milk (30) from the first breast (28).

An automated peritoneal dialysis system provides various features including prescription-driven dialysis fluid preparation, an integrated disposable fluid circuit, and sensor capabilities that allow accurate filing and draining control with high safety margins. Features include a peritoneal fluid circuit with a pressure sensor at either end and methods and devices for using the pressure signals. Other features and embodiments are disclosed.

Exemplary embodiments provide wearable automatic injection devices for providing an injection of a therapeutic agent into a patient. The wearable automatic injection device includes a housing having a patient contact portion securable to the patient, an injection needle for insertion into the patient, and a prefilled syringe assembly for holding the therapeutic agent. The prefilled syringe assembly includes a distal stopper and a proximal stopper penetrated by a penetrating needle. The penetrating needle is in fluid communication with the patient injection needle.

A detection section is used in such a manner that it is inserted into a living body by being guided by an insertion needle to be stuck and inserted into the living body. The detection section includes a first region, a second region, and a third region. The first region is provided in a tip end portion of the detection section and includes an electrode layer (detection electrode). The third region includes a wiring section and has a smaller width than the width of a slit of the insertion needle. The second region is provided between the first region and the third region and has the same width as the width of the third region by gradually decreasing from the width of the first region.

A medical treatment system including a treatment chamber, a source of an aqueous mist containing a medication, a source of an oxygen-enriched gas, and a control system adapted to alternately surround a human body part with a mist containing a medication and the oxygen enriched gas, which can be used to treat various skin disorders including infected lesions, bacterial infections such as acne (i.e. Propionibacterium acnes), fungal infections such as Athlete's foot (i.e. fungal genus Trichophyton), conditions associated with hair loss including alopecia as well as ulcerations and frostbite resulting from poor circulation. A method of treating skin disorders is also disclosed, that includes providing a mist containing a medication and enriched oxygen gas to the site being treated as well as providing oxygen to the patient during treatment.

A closed loop catheter useable for heat exchange is manufactured by forming a plurality of generally transverse bore holes though a flexible, multilumen catheter body, lacing a tube trough the bore holes so that loops of the tube protrude from the catheter body, connecting one end of the tube to an inflow lumen of the catheter and connecting the other end of the tube to an outflow lumen of the catheter. A heated or cooled heat exchange medium may then be circulated through the tube while the catheter is inserted in the vasculature of a subject, thereby resulting in heat exchange between the subject's flowing blood and the heat exchange medium being circulated through the tube.

Disclosed herein are methods for treating solid mass tumors with direct delivery of an anti-tumor immunotherapeutic agent to the tumor site. In one aspect, this invention encompasses methods of treating solid mass tumors by direct microinjection via a microcatheter of an anti-tumor immunotherapeutic agent into the microvasculature leading into tumor thereby providing high levels of contact with the tumor while minimizing the degree of systemic buildup of the immunotherapeutic agent.

Systems and methods for longevity, anti-aging, fatigue management, obesity, weight loss, weight management, delivery of nutraceuticals, and treating hyperglycemia, Alzheimer's disease, sleep disorders, Parkinson's disease, Attention Deficit Disorder and nicotine addiction involve synchronizing and tailoring the administration of nutraceuticals, medications and other substances in accordance with the body's natural circadian rhythms, meal times and other factors. Improved control of blood glucose levels, extended alertness, and weight control, and counteracting of disease symptoms when they are at their worst are possible. An automated, pre-programmable transdermal administration system is used to provide pulsed doses of medications, pharmaceuticals, hormones, neuropeptides, anorexigens, pro-drugs, stimulants, nutraceuticals, phytochemicals, phytonutrients, enzymes, antioxidants, essential oils, fatty acids, minerals, vitamins, amino acids, coenzymes, or other physiological active ingredient or precursor. The system can utilize a pump, pressurized reservoir, a system for removing depleted carrier solution, or other modulated dispensing actuator, in conjunction with porous membranes or micro-fabricated structures.

An ultrasound catheter with a lumen for fluid delivery and fluid evacuation, and an ultrasound source is used for the treatment of intracerebral or intraventricular hemorrhages. After the catheter is inserted into a blood clot, a lytic drug can be delivered to the blood clot via the lumen while applying ultrasonic energy to the treatment site. As the blood clot is dissolved, the liquefied blood clot can be removed by evacuation through the lumen.

The present disclosure is directed to a medical port drainage assembly that includes a port component and a replaceable catheter. The port component includes a tube having a proximal end, a distal end, and tube walls defining a catheter access lumen. A head component is located on a proximal end of the tube and an assembly retention element is located on a distal end of the tube. The head component is deployed outside the patient's body and defines an opening to the catheter access lumen. The assembly retention element is deployed within a lumen of the patient's body. The port component includes a valve assembly which may be a single valve (e.g., a duckbill valve) or a system of valves. The port component also includes a connector for coupling and decoupling the replaceable catheter to the port component.

Disclosed herein is a fluid infusion device of the type that delivers medication fluid to the body of a patient. The device includes or cooperates with a fluid reservoir, and the device has a sealing assembly to receive and form a fluid seal with the fluid reservoir. A retractable sealing element surrounding a hollow fluid delivery needle may be used to seal a port of the fluid reservoir. The port may include a pressure vent that is sealed by the retractable sealing element. In one variation, the reservoir includes a moving valve sleeve that holds a septum. The septum moves to allow the reservoir to vent, and to form a seal with the port when the needle pierces the septum. In another variation, the device includes a needleless sealing assembly. In yet other variations, the device uses a needled fluid reservoir.

In a length or position measuring system which has an at least locally substantially linear measuring gauge and at least one sensor to be moved relative to the measuring gauge, wherein the measuring gauge includes an incremental track and at least one absolute track and wherein the incremental track and the at least one absolute track have poles arranged in the longitudinal direction of the measuring gauge, the poles of the at least one absolute track form at least two regions in the sensor with different field strengths or signal amplitudes.

A system can include at least one circuit breaker. The system can also include a prognostic and health monitoring (PHM) system. The PHM system can include at least one measuring device that measures at least one parameter associated with the at least one circuit breaker. The PHM system can also include a controller that receives measurements made by the at least one measuring device and analyzes the measurements to evaluate a performance of the at least one circuit breaker. The measurements can be made while the at least one circuit breaker is in service.

A measurement while drilling (MWD) system for use in a drilling string, the MWD system comprises: a resistivity module that is configured to generate resistivity information about a resistivity of a formation that is drilled by the drilling string; a near bit sub that is configured to generate inclination information about an inclination of a drill bit of the drilling string; a MWD module; a first wireless communication module that is configured to wirelessly send the resistivity information from the resistivity module to the MWD module; a second wireless communication module that is configured to wirelessly send inclination information from the near bit sub module to the MWD module; and wherein the MWD module is configured to participate in a transmission of the inclination information and the resistivity information towards an upper surface of the formation.

The present disclosure provides a display panel, a method and a device for measuring screen flickering, and a display device. The display panel includes a substrate, data lines and gate lines arranged on the substrate and crossing each other, and subpixel units defined by the data lines and the gate lines. Each subpixel unit includes a TFT, a pixel electrode, a first common electrode and a second common electrode. The second common electrode is connected to an input end capable of providing an alternating voltage at a first frequency. An orthogonal projection of the second common electrode onto the substrate at least partially overlaps an orthogonal projection of the pixel electrode onto the substrate.

Methods and systems for frequency-dependent fluid attenuation measurement are provided. In certain embodiments, the methods comprise: generating one or more reference acoustic signals within a reference fluid; receiving one or more reference acoustic signal reflections; determining a frequency-dependent response function based, at least in part, on the one or more reference acoustic signal reflections; generating one or more sample acoustic signals within a sample fluid; receiving one or more sample acoustic signal reflections; and determining a frequency-dependent attenuation function of the sample fluid based, at least in part, on the one or more sample acoustic signal reflections and the frequency-dependent response function.

A first-half combustion period, for example, is estimated/evaluated, with a required accuracy, more simply than the conventional art, while reducing man-hours to produce a heat generation rate waveform of an internal combustion engine. Within a combustion period of an air-fuel mixture, a period from an ignition time FA to a heat generation rate maximum time dQpeakA where the heat generation rate is maximum is defined as the first-half combustion period a that is one of characteristic values of the heat generation rate waveform. The first-half combustion period a is estimated based on an in-cylinder volume at the heat generation rate maximum time, and furthermore by being corrected using an exponential function of the engine rotation speed with a value depending on a tumble ratio as exponent. Thus, the heat generation rate waveform is produced using the estimated first-half combustion period a.

An ultrasonic measurement system and a measurement method thereof are disclosed. The system includes a subsystem summarization processing device, and at least two measurement subsystems mounted on different regions to be measured, each measurement subsystem includes a primary measurement sensor and a secondary measurement sensor, the primary measurement sensor includes a first housing, and a first transduction element, a measurement processing element and a signal control element mounted within the first housing respectively, the signal control element is coupled to the first transduction element and the measurement processing element respectively, the first transduction element is mounted on a bottom end surface of the first housing, the secondary measurement sensor includes a second housing and a second transduction element mounted on a bottom end surface of the second housing, the second transduction element is coupled to the signal control element, and the measurement processing element of each of the measurement subsystems is coupled to the subsystem summarization processing device respectively. The measurement accuracy can be improved by implementing the present invention.

A flow speed measurement method includes conducting a heat exchange at a prescribed part of a surface of a pipe, the flow speed measurement method further includes measuring a temperature distribution in a pipe-axis-direction on the surface of the pipe in a case that the heat exchange has been conducted at the prescribed part, and the flow speed measurement method further includes determining a flow speed of a thermal fluid flowing inside the pipe, based on the temperature distribution measured.

The invention provides a breather tube indicator device which includes a sealing body which is adapted to fit within a breather tube of a grouted rock support installation to allow passage of air past the body, without the body moving relatively to the tube, but to resist passage of an adhesive material thereby to cause movement of the body relatively to the tube to an indicating position.

A planet gear train based torque detector is provided with idler gears between an input shaft and an output shaft wherein a rotation of the input shaft rotates the idler gears which rotate the output shaft, and a force is applied to a tangent line between each idler gear and the input shaft; peripheral resilient members, each having a fixed first end and a second end for receiving force applied thereon by the revolution of idler gears; and at least one strain gauge, each attached on one resilient member for measuring a deformation at the resilient member due to the revolution of the idler gears. A torque between the input shaft and the output shaft is obtained by calculating the deformation. The resilient members parallel the input shaft.

A detecting element unit of a physical quantity detection apparatus includes a detection part and a supporting part. The detection part has a base part, a movable part coupled to the base part via a joint part, and a vibrator provided over the base part and the movable part, and the supporting part includes a fixing portion to be fixed to a base for supporting the base part. A processing unit of the physical quantity detection apparatus extracts vibration response signals at a resonance frequency of the detecting element unit from output of the vibrator.

A sensor arrangement with a sensor element for measuring at least one physical and/or chemical fluid characteristic in a turbomachine is provided. The sensor element detects the at least one fluid characteristic inside a non-contact seal, in particular a labyrinth seal, between a rotor stage and a stator stage, wherein during operation the sensor element is in contact with the fluid flow along the flow path inside the labyrinth seal.

The invention relates to a drilling-resistance measuring device (10) and to a method for material testing in a humid environment or underwater. The drilling-resistance measuring device (10) comprises a housing (1), in which a drive and a drill chuck (3) coupled to the drive are arranged, in which drill chuck a drilling needle (4) is or can be releasably held, wherein the housing (1) has a drilling-needle outlet opening (5') enclosed by a drilling-needle outlet guide (5), through which drilling-needle outlet opening the drilling needle (4) extends out of the housing (1). The drilling-resistance measuring device (10) comprises at least one water-tight bellows (6), which is arranged in the interior of the housing (1) around the drilling needle (4) between the drill chuck (3) and the drilling-needle outlet guide (5), wherein moisture or water can enter the bellows (6) through the drilling-needle outlet opening (5').