221results about How to "Avoid serious injury" patented technology

Apparatus and methods for internal surgical procedures are disclosed. The apparatus and methods may involve supporting internal body locations, creating submucosal separations (blebs), and / or for resecting mucosal tissue separated from underlying tissue by a bleb.

A treatment for brain, spinal and nerve injury comprising use of a substance P receptor antagonist optionally in combination with a magnesium compound. There is also provided a formulation for use in this treatment comprising a substance P receptor antagonist and a magnesium compound.

An atherectomy system having a variably exposed cutter wherein a distally located positionable tip closely associated with the cutter and a high pressure fluid jet emanator can be variably and angularly deployed about a hinge mechanism subsequent to entry into the vasculature. The fixed cutter slices or parts atheromatous material and / or thrombotic material from a blood vessel for interaction with high pressure jets to macerate, break up or otherwise reduce the materials for evacuation from the site.

The invention relates to a technological process of a ramie bast fiber, which comprises a basic degummed ramie production route: raw ramie skin-sorting and derooting-mechanical ungluing-cage loading-biological ungluing-high-temperature rinsing-cage unloading-sub-fiber washing-soft rinsing-radio frequency drying- degummed ramie. Long ramie can be growth through the mechanical hemp oiling- infiltration and health care-stretch breaking and carding-pre-gilling-combing and sorting-final gilling of the degummed ramie. Short ramie can be produced through the combing and the sorting of combed noil. Oakum can be produced through biological ungluing-high-temperature stewing and ungluing-high-temperature rinsing-cage unloading-sub-fiber washing-soft rinsing-dehydration and drying-radio frequency drying-mechanical hemp oiling- infiltration and health care-opening and edulcoration- combing and sorting. Improving methods are adopted for the mechanical ungluing, biological ungluing, high-temperature rinsing, sub-fiber washing, stretch breaking and carding, combing and sorting and the like. The preparation process has the advantages of short process, high production efficiency, high mechanical automation degree, stable product quality, excellent fiber quality and strong operability of fiber length and fineness, and can be used in the production processes of various bast fiber raw material, gramineae fiber raw material, leaf fiber raw material and other fibers.

A method and device adapted to be worn on the head of a user comprising: at least one inflatable band, one of a proximity sensor, inertia switch, or gravity type switch, a gas releasing device which causes the inflatable band to inflate when the proximity sensor or inertia switch is actuated, whereby when the device is worn on the head of the user is automatically activated in the case of a fall or impact to cushion the head of the user.

An athletic body protective product such as a shin guard with enhanced protection against direct impact to bone structure shin. The guard includes a storage package formed of moisture-impervious material and sealable to prevent entry of moisture, a flexible protective guard positioned in the storage package and sealed therein against entry of moisture for being custom-formed to the shape of the shin while flexible and upon hardening providing a rigid, supporting custom fit. The guard includes a reactive system impregnated into or coated onto a substrate, the system remaining stable when maintained in substantially moisture-free conditions and hardening upon exposure to sufficient moisture to form a rigid, self supporting structure. A flexible pad is positioned on one side of the substrate along its length to provide a cushioning barrier between the hardened substrate and the protected bone of the athlete when the protective guard is in use. An elongate cover encloses the substrate on a side of the substrate opposite the protective pad, The substrate, protective pad and cover are joined together to form a unitary structure. An elongate, narrow, supplemental bone protection pad is positioned relative to the shape of the protective pad so as to reside in overlying relation to the shin bone for providing supplemental protection against direct impact.

A trash container cover has a pivotable lever arm which pivots vertically moving one or two compactor arms slidably connected to the handle. The compactor arm(s) force a horizontal compactor plate down onto the trash in the container to compact it. The lever arm, compactor arm(s) and compactor plate are pivoted into proximal parallel alignment with the cover and in proximity to the cover for storage and move together to open the trash container to deposit or remove trash. The lever arm may clamp down on the cover to serve as a handle for the cover.

The present invention relates to a protective aid for protecting the hands and wrists of skaters, which comprises a first protective element to be arranged on that region of the hand palm situated near the wrist. The protective aid comprises moreover a second protective element which can be arranged on the inside portion of the wrist and which is connected to the first protective plate via a connecting element. The protective aid is provided with engagement means for engaging the hand and / or wrist of the user, in order to firmly connect the protective aid to the user's hand, during use.

A concrete anchor float that, in one embodiment, facilitates the placement of anchor bolts that protrude from concrete constructions, such as foundations. The concrete anchor float of the present invention can be used with nearly any conventional anchor bolt to insure the correct placement and alignment of the anchor bolt and to promote a strong bond between the anchor bolt and the concrete. According to an embodiment of the present invention, the concrete anchor float generally comprises a base plate with a hole, and a cap extending from the base plate over the hole. The cap includes a cavity configured to releasably secure the anchor bolt, and a top against which the anchor bolt rests upon insertion. According to an implementation of the present invention, the base plate includes features that minimize voids and air pockets between the anchor bolt and the concrete to promote a strong bond. In other implementations, the concrete anchor float includes an impalement protection surface that prevents serious injury that may otherwise result from falling on the anchor float.

A concrete anchor float that, in one embodiment, facilitates the placement of anchor bolts that protrude from concrete constructions, such as foundations. The concrete anchor float of the present invention can be used with nearly any conventional anchor bolt to insure the correct placement and alignment of the anchor bolt and to promote a strong bond between the anchor bolt and the concrete. According to an embodiment of the present invention, the concrete anchor float generally comprises a base plate with a hole, and a cap extending from the base plate over the hole. The cap includes a cavity configured to releasably secure the anchor bolt, and a top against which the anchor bolt rests upon insertion. According to an implementation of the present invention, the base plate includes features that minimize voids and air pockets between the anchor bolt and the concrete to promote a strong bond. In other implementations, the concrete anchor float includes an impalement protection surface that prevents serious injury that may otherwise result from falling on the anchor float.

The invention discloses an anti-collision alarming type highway guardrail with an automatic restoration function. The anti-collision alarming type highway guardrail comprises a guardrail body and a base, wherein the base comprises a support seat; the guardrail body comprises a transverse anti-collision damping system; the transverse anti-collision damping system comprises an anti-collision plate, a rubber sleeve, a telescopic rod, a slide block and a transverse spring; the outer side of the guardrail body is connected with the outside anti-collision plate through a slide block and a telescopic rod; a vertical wrinkle structure is arranged at the anti-collision plate; a rubber sleeve sleeves the outer side of the anti-collision plate; a plurality of transverse springs are arranged at the inner side of the anti-collision plate and are arranged between the telescopic rods; the number of the telescopic rods is at least two. The anti-collision alarming type highway guardrail has the advantages that the guardrail can be protected, and be automatically restored to the original shape; the restoration cost is reduced, and the safety of vehicles and persons is protected; drivers of other vehicles are reminded of the occurrence of accidents, and shall pay attention, so as to avoid rear-end collision.

An improved rotor blade used in combination with a submersible electrical generator comprises a rotor base with width W, a leading edge, a tip, and a trailing edge. The leading edge and the trailing edge are defined as elliptical curves having a radius of 8.0(W). A straight line drawn from the front of the base to the lip forms a forty five degree angle with respect to the rotor base. The rotor blade is functionally connected to a rotor shaft through a pivotal support axial which allows the pitch of the blade to be set and maintained. The pitch is set to harness the kinetic energy of flowing water thereby generating electricity.

The present disclosure relates to a composition for treating and preventing an ischemic injury. More particularly, it relates to a composition containing a peptide derived from a telomerase, which is effective in treating and preventing an ischemic injury. The peptide according to the present disclosure, a peptide having 80% or more sequence identity with the amino acid sequence of the peptide or a peptide which is a fragment thereof, has a superior effect of treating and preventing an ischemic injury. Accordingly, a composition containing the peptide may be effectively used for an ischemic injury, particularly for an ischemic-reperfusion injury.

A safety helmet includes an outer collapsible shell that collapses toward an inner shell when an impact force is received, and does not return toward its initial (pre-collapsed) state when the impact force is removed. The safety helmet provides improved protection against injuries.

The invention relates to a thermal insulation device for protecting esophagus in the frozen balloon catheter cryoablation process of pulmonary veins. A balloon wall thermocouple, an intra balloon thermocouple, and a thermal circulating thermal insulation device are arranged in a balloon, and the balloon wall thermocouple and the intra balloon thermocouple are respectively attached onto the inner and outer walls of the balloon to measure the temperature in real time; and the thermal circulating thermal insulation device is connected with a thermal insulation module, and the thermal insulation module is connected with the balloon wall thermocouple, the intra balloon thermocouple and the thermal insulation module to be used for controlling and feeding back the temperature of the balloon, and controlling the cold and heat amount of the thermal circulating thermal insulation device by intelligent match so as to keep the temperature of a pulmonary vein ablation area near the esophagus at 20 to 30 DEG C. The thermal insulation device provided by the invention can be introduced to the cryoablation area through the esophagus natural cavity, the thermal insulation balloon is used in the CBA (Cryoballoon-based Ablation) cryoablation process of pulmonary veins so as to protect the esophagus near the pulmonary vein cryoablation area, prevent esophageal fistula and other serious damages caused by cryoablation, eliminate the limitation of CBA cryoablation treatment of pulmonary veins on atrial fibrillation, and benefit the popularization of CBA catheter ablation of pulmonary veins.

A stable high-contrast femtosecond laser pulse source comprises a pumping source, a spectrum broadening system, a laser pulse purification system, a parametric amplification system and a dispersion compensation system. The pulse is subjected to shaping filtering through hollow optical fibers, to pulse purification through a cross polarized wave generating device, to optical parametric amplification and pulse compression, finally, the output of the high-contrast femtosecond laser pulse is achieved. According to the high-contrast femtosecond laser pulse source, not only the problem of the serious damage to crystals due to cross polarized waves under large energy is avoided, but also the stable output of the high-contrast femtosecond laser pulse during long working time is achieved. The stable high-contrast femtosecond laser pulse source is widely applicable to attosecond pulse generation and the like.

The invention discloses a fully mechanized excavation construction method for a rock roadway. The method comprises the following steps of arranging blast holes parallel to the trend of the roadway on a roadway excavation tunnel face by using a loose split blasting technology; Filling an explosive in the blast holes; then detonating; increasing a fracture in to-be-excavated rock through the blasting to damage the rock around the blast holes; finally cutting the rock by using a fully mechanized excavation machine. The construction of the fully mechanized excavation machine is combined with the deep hole loose split blasting, so the fracture and the damage range in the rock are increased, the integrity of the rock is reduced, the efficiency of cutting the rock by the fully mechanized excavation machine is improved, the construction cost is saved, and the field operation environment is improved. The method is suitable for constructing various hard rock roadways by the fully mechanized excavation machine, particularly suitable for large-section inclined shafts and levels with a section area of being greater than 18m<2>.

The invention discloses a debris flow monitoring and early warning system which comprises a data collection system, a wireless communication system and a single chip microcomputer. The data collection system transmits signals to the wireless communication system, the wireless communication system transmits the signals to the single chip microcomputer, the single chip microcomputer is connected with a display system, and the display system is used for displaying the signals processed by the single chip microcomputer. The debris flow monitoring and early warning system is characterized in that the data collection system comprises a hyetometer used for detecting rainfall amount, a balance sensing system used for detecting balance change signals and a displacement measurement system used for detecting displacement change signals, and the wireless communication system comprises a wireless signal transmitter and a wireless signal receiver. The debris flow monitoring and early warning system is simple in structure and capable of effectively monitoring debris flow disasters in real time, and has the advantages of being small in size and low in cost.

The invention discloses a cap type air purification device. The cap type air purification device comprises an air purification layer, an air supply power mechanism, a flow guiding enclosure assembly and a functional cap, wherein the air purification layer is composed of a multi-effect filter net and a harmful gas adsorption layer, and the air purification layer, the air supply power mechanism and the flow guiding enclosure assembly are integrally integrated on the functional cap. The air purification layer is fixed to the top and / or the surrounding position of the functional cap in the form of a window. The air supply power mechanism is provided with a mini-type draught fan, a battery and an adjusting switch, the mini-type draught fan and the battery are fixed in a cavity of a cap cover or the battery is externally hung on the arm or around the waist. The flow guiding enclosure assembly is provided with a flow guiding chamber, an eyebrow front observation window, a neck protecting flow guiding cover and a cap skirt. The cap type air purification device can effectively filter PM2.5 and harmful gases and is simple in structure and small and exquisite in size, the attractiveness, the dynamic sense and the modern sense of outdoor wearing products are improved, the situations of difficult breathing and discomfort due to wearing of a mask outdoors are avoided, and the using cost is low.

The invention belongs to the field of civil engineering combined structure reinforcement and health monitoring., and relates to a steel-concrete interface damage monitoring and reinforcing method based on shape memory alloy. Shape memory alloy wires are buried in concrete and are connected with interface connection studs in a combined beam and a profile steel beam, or are fixed on the surfaces ofthe interface connection studs. An external measurement control system can obtain interface relative slippage and stud deformation damage information by monitoring the resistance and length change ofthe shape memory alloy wires. When the interface damage degree of the combined beam exceeds a certain threshold value, the shape memory alloy wires are subjected to heating control, and the shape memory alloy wires apply restoring force in the reverse direction of interface slippage or stud deformation in the combined beam, so that interface reinforcement is carried out. If the interface damage degree is serious, the interface can be grouted and reinforced through a reserved grouting opening. The implementation scheme is simple, flexible, high in feasibility and good in compatibility, interface monitoring and active adjustable reinforcing of the combined beam in a long period can be realized.

The invention is based on a wiper blade (10) having a wiper strip (32) and a support element (30) at whose ends endcaps (12) are guided, said endcaps (12) at their end sides (28) facing the ends of the wiper blade (10) extending as far as a wiper lip (34) via the support element (30), wherein at least one endcap (12) has a lid (14) which is connected to the endcap (12) so as to be capable of pivoting about an articulation axis (18) transversely with respect to the wiper blade (10) and has a gudgeon (22) on its side facing the head strip (38), which gudgeon (22) penetrates the head strip (38) when the lid (14) is closed. It is proposed that the tip of the gudgeon (22) be secured by parts of the endcap (12) or of the lid (14) against contact both in the opened state of the lid (14) and in the closed state.

The patent application relates to the technical field of motion protection apparatuses, and discloses an intelligent wearable knee protector capable of being bidirectionally locked. The intelligent wearable knee protector comprises a knee joint supporting device, a bidirectional locking device, a miniature motor screw rope driving device and an intelligent control device. The knee joint supportingdevice comprises a shank protection rack and a thigh protection rack; the shank protection rack is rotationally connected with the thigh protection rack; the shank protection rack and the thigh protection rack are both provided with arc-shaped plates and strapping tapes; the bidirectional locking device comprises a miniature motor, a ball screw, a ratchet wheel and a pawl component; the intelligent control device comprises an intelligent control system, a high-performance processor control chip, an angle sensor, a six-axis attitude sensor, a GPS (Global Positioning System) positioning moduleand a Bluetooth wireless communication module. A motion state is detected through the sensors in the intelligent control device; the motion of a knee joint is locked when the fall happens to prevent aserious injury from being caused to the knee joint under the joint action of the bidirectional locking device, and the intelligent wearable knee protector has the advantages of being stable and reliable in structure and capable of being bidirectionally locked.

Apparatus and methods for internal surgical procedures are disclosed. The apparatus and methods may involve supporting internal body locations, creating submucosal separations (blebs), and / or for resecting mucosal tissue separated from underlying tissue by a bleb.