73results about How to "Avoid exposure to contamination" patented technology

A drinking water filter assembly has a filter cartridge which includes a filter element contained in a pressure vessel for unitary disposal, the cartridge received on a base containing attachment fittings for ease in installation and replacement with limited exposure to contaminants during a filter change. A flow powered flow meter is provided which measures the quantity of flow through the filter for alerting the user to replace the filter cartridge.

A socket connector has a pick up cap (3) cooperated with lateral shields (4) is provided. The pick up cap (3) has a base plate (30) and a plateau (31) surrounded by the base plate (30). The main purpose of the lateral shields is used for covering seams both on a base plate (30) and under raised portions (32) on opposite sidewalls of the plateau (31). As soon as the seams are covered by the lateral shields (4), paths of particles in air possibly contaminating a plurality of contact terminals restrained in passageways of an insulative housing are able to effectively blocked. Therefore, problems either about reliability or circuit open caused by contaminated socket connector is successfully solved.

The invention discloses a compound film used for an air-tight food-heating automatic pressure-regulating packing apparatus and a corresponding manufacturing method. The compound film is formed by a base film which is provided with a plurality of microcosmic clearance structure zones and on which an adhesive layer of an adhesive tape is coated to form a plurality of microcosmic clearance structure zones. The invention is especially used for various food packing boxes and bags, and after being packed and sealed, the food can be directly frozen in a sealed manner; when the food is to be cooked, the adhesive tape can be torn for a repeated use or the package containing the frozen food is directly put into a micro-wave oven for heating and the compound film is provided with the function of automatically regulating the high temperature and high steam pressure so as to prevent the explosion of the package in the heating process.

The invention discloses a contaminant transfer channel of a washing-disinfection center in a hospital. A chemical toxicant pollution detection unit is connected with the contaminant transfer special channel of the washing-disinfection center in a double-way mode, wherein the contaminant transfer special channel of the washing-disinfection center is connected with a contaminant transfer device of the washing-disinfection center in a double-way mode, and the contaminant transfer device of the washing-disinfection center is connected with a contaminant transfer special doorway of the washing-disinfection center; and a contaminant transfer lock control system is separately connected with a patient item transfer window, a medical staff protective suit channel doorway, a medical staff contaminant transfer channel doorway and the contaminant transfer special doorway of the washing-disinfection center. Different pollutants are classified, delivered and transferred through the patient item transfer window, a medical staff protective suit washing and disinfection channel, a medical staff contaminant transfer channel and the contaminant transfer special channel of the washing-disinfection center, manual handling is not needed so that second contamination on the staff can be avoided, and contamination caused by contact with toxicants can be avoided through the contaminant transfer lock control system so that the safety is improved.

The invention provides a transformer respirator. The transformer respirator comprises a silica gel cylinder for storing silica gel particles, an upper cover arranged on the upper side of the silica gel cylinder, a breathing disc arranged on the lower side of the silica gel cylinder, an inner oil cup and an outer oil cup, wherein the inner oil cup and the outer oil cup are arranged on the lower side of the breathing disc and used for storing transformer oil; the transformer respirator is characterized by also comprising an extending oil cup fixed on the upper side of the breathing disc and communicated with the inner oil cup and a separation net arranged on the upper side of the extending oil cup and used for bearing the silica gel particles, the separation net is arranged inside the silicagel cylinder, the separation net and the extending oil cup are arranged at an interval, and the area of the cross section of the extending oil cup is larger than the area of the cross section of theinner oil cup. According to the transformer respirator, the problem that silica gel in an existing respirator is contaminated by splashed transformer oil is solved; the flowing space of the transformer oil is increased, and the silica gel contamination problem caused by rapid rising of the transformer oil level caused when the temperature of a transformer changes is effectively solved.

The invention discloses a portable universal edge tool box, and relates to the technical field of a medical treatment apparatus. The portable universal edge tool box comprises a box body and a box cover arranged on the upper part of the box body; the box body comprises a holding cylinder with an opening at the upper part and a pin separating device at the upper part of the holding cylinder; the pin separating device comprises a top plate, an encircling plate at the edge of the bottom face of the top plate, a supporting plate arranged in the middle part of the encircling plate, and a pin shearing unit and a pin unloading unit which are located at both sides of the supporting plate; the top plate is provided with pin inlets corresponding to the pin shearing unit and the pin unloading unit. Compared with the prior art, the portable universal edge tool box is safe in use and high in pin separating efficiency.

The invention discloses a sterile vacuum packing technique for infant clothing. The technique comprises the following steps that (1) the infant clothing is washed with water; (2) the infant clothing washed with the water is subjected to spin-drying and drying; (3) the dried infant clothing is subjected to ozone sterilization; (4) the sterilized infant clothing is subjected to high temperature disinfection, and the temperature of high temperature disinfection is 110 DEG C; and (5) the disinfected infant clothing is subjected to vacuumizing packing. According to the sterile vacuum packing technique for the infant clothing, the contents of impurities, bacteria and the like in the infant clothing can be effectively reduced, so that the wearing health of the infant clothing is improved.

The invention discloses a transportation shelf special for the infectious disease department. The transportation shelf comprises a shelf body, a circular shell is arranged in the middle of the upper end of the shelf body, a control switch set is arranged at the outer surface of the circular shell, a disinfection cylinder is arranged in the middle of the bottom of the shell of the circular shell, a vertical electric telescopic pillar is arranged in the middle of the bottom in the cylinder of the disinfection cylinder, the top of the vertical electric telescopic pillar is fixedly connected to the center of the bottom surface of a supporting platform, a rotary shaft is arranged in the middle of the upper end of the supporting platform, and turntables are arranged at the upper end of the rotary shaft at equal intervals in a sleeving mode. The transportation shelf special for the infectious disease department is simple in structure, and convenient to move and use, great convenience is brought to the use of medical personnel, and in the transportation process, the contamination of specimens due to the contact of the outside with the specimens can be avoided; meanwhile, the transportation shelf independently puts specimens into multiple layers, all specimen units are mutually independent, cross contamination is avoided, and on the premise that the quality of the specimens is guaranteed, the transportation efficiency is improved.

The invention discloses a vomitus sampling device used for gastroenterology department nursing. The device comprises a sampling tube, wherein the bottom of the sampling tube is rotatably connected with a sealing screw cap through a hinge, and a sliding pipe which penetrates through the sampling tube is subjected to sliding embedding in the center of the top of the sampling tube. In the sampling device, an air-suction type sampling mechanism is adopted, the structure prevents medical personnel from being in direct contact with a sampling substance, and meanwhile, the contact pollution of the sampling substance is avoided. In addition, the sampling device adopts a combined structure, the sampling box can be repeatedly replaced and processed, and the structure is convenient in replacing and processing the sampling box. Meanwhile, the sampling device can be reused so as to improve the environmental protection property of the sampling device. Finally, the sampling device is internally provided with a sealing preservation mechanism, the structure can effectively carry out sealing preservation processing on the sampling substance, so that the pollution of the sampling substance can be effectively avoided, meanwhile, the emission of sampling substance peculiar smell can be reduced, and therefore, the protection property of the sampling device is improved.

The invention discloses coated glass. The coated glass comprises a glass substrate and a first medium layer which is stacked and bonded to one surface of the glass substrate. The coated glass is characterized in that at least one functional unit is stacked and bonded to the outer surface of the first medium layer, the at least one functional unit is composed of a first antioxidation layer, a first functional layer, a second antioxidation layer and a second medium layer orderly stacked and bonded from a position close to the first medium layer to outside, and the first medium layer and the second medium layer are metal-doped silicon carbide films. Through use of high-refractive index, large-hardness and low-expansion coefficient silicon carbide films as the medium layers, low-radiation glass color shift problems are solved, the product integral performances are improved and the novel coated glass product is obtained. The coated glass can be used for preparation of anti-reflection films, high reflection films and energy saving films and in the field of building coated film products.

The invention discloses a non-contact silicon chip deformation compensation apparatus, comprising a forward air floatation unit and an electrostatic adsorption unit, wherein the forward air floatation unit comprises a shell and a groove, a stationary electrode array is arranged at the bottom of the inner side of the groove, and the forward air floatation unit further comprises a plurality of air inlets formed in the shell an used for guiding in compressed air.

The invention provides a titanium-based composite material with a multi-scale microstructure and a preparation method of the titanium-based composite material. The titanium-based composite material with the multi-scale microstructure comprises a titanium-based frame and a titanium-based reinforcing material, the titanium-based reinforcing material is filled in the titanium-based frame; the titanium-based frame forms a first-level scale microstructure; and a ceramic reinforced phase in the titanium-based reinforced material forms a second-level scale microstructure. The first-level scale microstructure formed by the titanium-based frame in the prepared titanium-based composite material with the multi-level scale microstructure can effectively coordinate deformation and improve toughness; the ceramic reinforced phase distributed in a net-shaped structure in the titanium-based reinforced material forms a second-level scale microstructure, so that the strength of the titanium-based reinforced material can be improved.

The invention discloses a compression type water intake pipe device, and relates to the technical field of drinking equipment. The compression type water intake pipe device comprises a water pumping pipe and a water suction pipe which are sleeved with a dust cover and a power-assisted shell; the dust cover is provided with a pipe orifice for the water pumping pipe to run through; the power-assisted shell comprises an outer layer shell and an inner layer pipe sleeve, and the inner layer pipe sleeve is used for sleeving the water pumping pipe; the dust cover is in screw joint with the power-assisted shell; the power-assisted shell sleeves the water suction pipe, and the water pumping pipe penetrates through the dust cover and is connected with the water suction pipe in the power-assisted shell; the water pumping pipe is used for stretching into a bucket through a bucket cover, and a sealing rubber plug is further arranged between the water pumping pipe and an inlet of the bucket cover. The compression type water intake pipe device can achieve the fixation of a water intake device, and has good leakproofness.

The invention discloses a seed extractor for pomegranate, which is used for separating pomegranate seeds from a diaphragm and a hull of the pomegranate. The seed extractor consists of a hollow cylindrical body and a supporting structure positioned above inside the cylindrical body; a supporting frame structure is a planar network structure and is positioned at the position of 1-7mm sunken from the top end of the cylindrical body; the thickness of the supporting frame structure is 5-7mm; the size of the mesh hole of the support frame structure is 1.5-3cm; the width of a grid support frame of the support structure is 1-2mm; and the supporting frame with holes is used for separating the pomegranate seeds from the diaphragm. When the seed extractor is in use, the section of the cut pomegranate is downwards placed on the supporting frame; the pomegranate hull is lightly pressed and knocked from the upper part of the pomegranate; the pomegranate seeds penetrate through the holes on the support frame due to vibration and fall off; and meanwhile, the diaphragm and the hull of the pomegranate can be stopped by the supporting frame and are separated from the pomegranate seeds. The seed extractor has the beneficial effects that the seed extractor with a simple structure and convenience in use for pomegranate is provided, is convenient to eat the pomegranate seeds and can be used for preventing the contacted pollution between hands and the pomegranate seeds and improving the quality of modern home life.

The invention relates to a heatable medical device box. The heatable medical device box comprises a box body, a cover plate, antiskid brackets and a heating device, wherein the antiskid brackets are arranged on both sides of the bottom of the box body; the circumference and the bottom of the box body are closed, and the upper end of the box body is open; a mesh placing plate is arranged in the boxbody; the upper end of the box body is movably clamped with the cover plate; the cover plate is of an inverted U-shaped structure; clamping teeth are arranged on both sides of the cover plate; clamping grooves are formed in both sides of the upper end of the box body; the cover plate is connected with the clamping grooves in the box body in a sliding mode by virtue of the clamping teeth; the heating device comprises a heating pipe and a heating source; the heating source is connected with the heating pipe; and the heating pipe is installed on the inner side wall of the box body. According tothe heatable medical device box, the heating device is additionally arranged, the heating device comprises the heating pipe and the heating source, the heating source is connected with the heating pipe, the heating pipe is installed on the inner side wall of the box body, the interior of the box body is heated by the heating pipe so as to dry medical devices, and the effects of convenience and practicability are achieved.

The invention belongs to the field of electronic sphygmomanometers, particularly relates to a self-take-up type electronic sphygmomanometer, and aims to solve the problems that a display screen is inconvenient to clean and a rubber tube and a cuff are inconvenient to automatically take up and store in the using process of an existing electronic sphygmomanometer, so that the rubber tube and the cuff are exposed outside and are easy to pollute, and the existing electronic sphygmomanometer is inconvenient to carry. According to the scheme, the electronic sphygmomanometer comprises a shell, a first sliding groove is formed in one side of the shell, a support is installed in the first sliding groove in a sliding mode, an electronic sphygmomanometer body is placed in the support, a first installation groove is formed in the top of the shell, a handle is rotatably installed in the first installation groove, and a take-up groove is formed in the shell. The display screen can be conveniently cleaned, the rubber tube and the sleeve band can be conveniently and automatically rolled and stored, the rubber tube and the sleeve band can be prevented from being exposed outside and polluted, and the display screen is convenient to carry, simple in structure and convenient to use.