63results about "Using protective liquids" patented technology

The present invention relates to improved contact lens packages and methods of use and manufacture / assembly. A contact lens package includes a base and a lid connected to the base. The base includes a base cavity that houses a contact lens and packaging solution, and at least one projection (140) disposed at least partially within the base cavity. The at least one projection may extend along an internal surface of the base toward an end of the base cavity. The lid extends over and cover the base cavity when the package is in an unopened state. In another embodiment, at least a portion of the base cavity is formed by a bowl comprising a main portion (236) and a channel portion (238) extending away from the main portion.

A contact lens product, a packaging case thereof, and a detection method for the same are provided. The packaging case (1) includes an accommodating slot body (11) and a sheet body (12) connected to the accommodating slot body (11). The accommodating slot body (11) has a plurality of optical microstructures (11c) formed on an inner surface (11b) thereof. Each of the optical microstructures (11c) has a height-to-width ratio being within a range from 0.01 to 0.1, whereby the accommodating slot body (11) has a first transparency. The accommodating slot body (11) is configured to allow at least part of the optical microstructures (11c) to be in contact with a preservation liquid (4) for enabling a part of the accommodating slot body (11) corresponding in position thereto to have a second transparency that is greater than the first transparency. Accordingly, the optical microstructures (11c) having the similar height-to-width ratios are arranged on the inner surface (11a) of the accommodating slot body (11) for being cooperated with the preservation liquid (4), thereby enabling a transparency of the accommodating slot body (11) to be changeable between the first transparency and the second transparency and to be selectively presented according to different conditions.

The present invention relates to improved contact lens packages and lens supports for use therein. A contact lens package may have a lid, a base having a cavity that houses a contact lens and packaging solution and a lever. A lens support configured lift the contact lens out of the packaging solution in a position on the lens support capable of single-touch transfer by a user. The package may include a locking mechanism configured to lock the lever in place when the lens support is lifted to a predetermined lift angle.

A packaging system for the storage of an unused ophthalmic device is disclosed. The packaging system includes a sealed container containing one or more unused ophthalmic devices immersed in an aqueous packaging solution that includes hyaluronic acid or a salt or a derivative thereof and tremella. The aqueous packaging solution has an osmolality of at least about 150 mOsm / kg, a pH of about 6 to about 9 and is sterilized.

The utility model relates to the field of tissue packaging, and provides a tissue overturning, conveying and humidifying device which comprises a rack, an overturning unit and a conveying unit, and the overturning unit is arranged on the rack; the conveying unit is arranged on the overturning unit; the overturning unit comprises a first rotating module and a second rotating module which are symmetrically arranged; the first rotating module and the second rotating module rotate synchronously to drive the conveying unit to rotate; the conveying unit comprises a first horizontal conveying belt and a pressurizing module; the pressurizing module is arranged right above the first horizontal conveying belt and is used for clamping tissues; a horizontal conveying channel used for conveying tissues is formed between the first horizontal conveying belt and the pressurizing module. According to the device, the automation degree of paper towel overturning and conveying is improved, multiple actions of pressing, conveying, overturning and the like are designed in a combined mode, the production efficiency is improved, and the occupied area of the device is reduced. In addition, the tissue stack can be humidified on the tissue overturning and conveying device.

A packaging system for the storage of an unused ophthalmic device is disclosed. The packaging system includes a sealed container containing one or more unused ophthalmic devices immersed in an aqueous packaging solution that includes hyaluronic acid or a salt or a derivative thereof and tremella. The aqueous packaging solution has an osmolality of at least about 150 mOsm / kg, a pH of about 6 to about 9 and is sterilized.

The present invention relates to an improved contact lens package and methods of use and manufacture / assembly. The contact lens package includes a base and a lid connected to the base. The base includes a base cavity that contains a contact lens and a packaging solution, and at least one protrusion (140) disposed at least partially within the base cavity. The at least one protrusion can extend along an inner surface of the base toward an end of the base cavity. The lid extends over and covers the base cavity when the package is in an unopened state. In another embodiment, at least a portion of the base cavity is formed by a bowl that includes a main portion (236) and a channel portion (238) extending away from the main portion.

The present invention provides a contact lens product with variable transparency, its packaging box, and a detection method. [Solution] The packaging box includes a storage slot body and a sheet body connected to the storage slot body. The inner surface of the storage slot body forms a plurality of optical microstructures. Each of the optical microstructures has an aspect ratio value of 0.01 to 0.1, whereby the storage slot body has a first transparency. When at least a portion of the optical microstructures of the storage slot body contacts a preservation liquid, the corresponding portion of the storage slot body has a second transparency higher than the first transparency. Thus, by forming a plurality of optical microstructures with aspect ratio values ​​close to each other on the inner surface of the storage slot body, the optical microstructures cooperate with the preservation liquid, thereby allowing the transparency to change between the first transparency and the second transparency, and thus can be selectively presented according to different situations.

The present invention relates to an ophthalmic product comprising (1) a post-autoclaving packaging solution containing a polymeric surfactant having an HLB value of about 11 to about 16 and an Mn of about 800 to about 20,000 daltons, and (2) a sealed, autoclave-sterilized lens package containing a ready-to-use silicone hydrogel (SiHy) contact lens immersed in the packaging solution. The ready-to-use SiHy contact lens comprises a polymeric surfactant thereon that provides excellent wettability to the ready-to-use SiHy contact lens directly removed from the lens package, and also comprises a leachable polymeric surfactant physically distributed within the polymer matrix of the SiHy contact lens, which can be released into a patient's eye over at least seven days of daily wear to replenish the polymeric surfactant that binds to the lens surface, providing sustainable wettability to the contact lens and the eye.

The invention is related to contact lenses that not only comprise the much desired water gradient structural configurations, but also have a minimized uptakes of polycationic antimicrobials and a long-lasting surface hydrophilicity and wettability even after going through a 30-days lens care regime. Because of the water gradient structural configuration and a relatively-thick, extremely-soft and water-rich hydrogel surface layer, a contact lens of the invention can provide superior wearing comfort. Further, a contact lens of the invention is compatible with multipurpose lens care solutions present in the market and can endure the harsh lens care handling conditions (e.g., digital rubbings, accidental inversion of contact lenses, etc.) encountered in a daily lens care regime. As such, they are suitable to be used as weekly- or monthly-disposable water gradient contact lenses.

A method for selectively controlling movement of a contact lens within a blister package having a cavity, the method comprising the steps of: storing an electric charge at a predetermined location within the cavity, securing the contact lens in the blister package at the location having the electric charge, and, after securing the contact lens, injecting a lens hydration solution into the cavity to hydrate the lens.A method for selectively controlling movement of a contact lens within a blister package having a cavity, the method comprising the steps of depositing droplets of a first lens hydration solution into the cavity, securing the contact lens in the blister package using the droplets, and, after securing the contact lens, injecting a second lens hydration solution into the cavity to hydrate the lens.

The invention is related to contact lenses that not only comprise the much desired water gradient structural configurations, but also have a minimized uptakes of polycationic antimicrobials and a long-lasting surface hydrophilicity and wettability even after going through a 30-days lens care regime. Because of the water gradient structural configuration and a relatively-thick, extremely-soft and water-rich hydrogel surface layer, a contact lens of the invention can provide superior wearing comfort. Further, a contact lens of the invention is compatible with multipurpose lens care solutions present in the market and can endure the harsh lens care handling conditions (e.g., digital rubbings, accidental inversion of contact lenses, etc.) encountered in a daily lens care regime. As such, they are suitable to be used as weekly- or monthly-disposable water gradient contact lenses.

The present invention relates to an improved contact lens package including arms and methods of use. The contact lens package (100) contains a contact lens (138) and a packaging solution and is configured to lift the contact lens from the packaging solution via the arms (134, 144) when the lid (106) is removed.

The present invention relates to an improved contact lens package and a lens support for use therein. The contact lens package can have a lid, a base having a cavity for containing a contact lens and a package solution, and a lever. A lens support configured to lift the contact lens from the package solution at a fixed position on the lens support that can be moved with one touch by a user. The package can include a locking mechanism configured to lock the lever in place when the lens support is lifted to a predetermined lifting angle.

The present application provides a fluid introduction device, which is used to introduce fluid into a product and can peel off a breathable film covering the product, the product includes an exhaust hole, the breathable film is used to cover the exhaust hole, the exhaust hole is located on the surface of the product, the fluid is connected to the exhaust hole, the fluid introduction device includes a transfer mechanism and a controller, the breathable film is connected to the transfer mechanism, the controller is coupled to the transfer mechanism, and is used to control the transfer mechanism to move relative to the product in a direction perpendicular to the surface, so that the breathable film is separated from the exhaust hole. In addition, the present application also provides a film peeling method, a fluid introduction method, and an air extraction device.

A method and system for long-term storage of ready-to-eat, minimally processed fruits or vegetables while maintaining the nutritional properties, texture, and taste of fresh fruits or vegetables is provided. The method includes the following steps: providing at least the fruits or vegetables, a sterile sealable package, and a carbonated liquid; treating the fruits or vegetables by at least cleaning and sanitizing the exterior of the fruits or vegetables; placing the treated fruits or vegetables in the sterile sealable package; filling the remaining volume of the sealable package with the carbonated liquid; sealing the sealable package; and storing the sealed package at a storage temperature of 1°C to 40°C. The treating steps are carried out in a sanitized environment.

The invention is related to contact lenses that not only comprise the much desired water gradient structural configurations, but also have a minimized uptakes of polycationic antimicrobials and a long-lasting surface hydrophilicity and wettability even after going through a 30-days lens care regime. Because of the water gradient structural configuration and a relatively-thick, extremely-soft and water-rich hydrogel surface layer, a contact lens of the invention can provide superior wearing comfort. Further, a contact lens of the invention is compatible with multipurpose lens care solutions present in the market and can endure the harsh lens care handling conditions (e.g., digital rubbings, accidental inversion of contact lenses, etc.) encountered in a daily lens care regime. As such, they are suitable to be used as weekly- or monthly-disposable water gradient contact lenses.

A water body is filled in a box body, a slope surface is arranged on one side of the box body, a feeding assembly is installed on the slope surface, materials to be filled are soaked in the water body, the side, facing the water body, of the feeding assembly can move linearly, a water pipe is arranged below the box body, a valve is arranged on the water pipe, a wave making plate is arranged in the box body, and the water pipe is connected with the water body. The lower end of the wave-making plate is hinged to the bottom of the box body, the two sides of the upper end of the wave-making plate are each provided with a push rod air cylinder, the movable end of each push rod air cylinder is hinged to one side of the wave-making plate, and the other end of each push rod air cylinder is hinged to the box body. According to the multi-channel feeding device, materials to be filled move along with a water body, damage to the materials caused by hard collision is reduced, the feeding assembly is inserted into the water body in a relatively inclined mode so that the materials can be diffused and make contact with the surface of the feeding assembly, the water pipe is arranged below the box body, and the valve is arranged on the water pipe. Therefore, the water body in the box body can be conveniently replaced.

The invention relates to a method for producing an ophthalmic product comprising a) obtaining a preformed silicone hydrogel contact lens that is free of any coating thereon and free of a polymeric surfactant; b) placing the preformed silicone hydrogel contact lens in a container containing a pre-autoclave packaging solution, wherein the pre-autoclave packaging solution is a buffered saline and including the polymeric surfactant; c) sealing the container to a sealed package that comprises the preformed silicone hydrogel contact lens immersed in the pre-autoclaved packaging solution; and d) autoclaving the sealed package containing the pre-formed silicone hydrogel contact lens therein for at least 30 minutes to obtain the ophthalmic product.

The utility model discloses a vegetable packing machine with a metering structure, which comprises a concentric-square-shaped frame, the bottom of the concentric-square-shaped frame is fixedly connected with a pair of supporting plates, the bottom of the concentric-square-shaped frame is fixedly connected with a water tank, the side wall of the water tank is communicated with a connecting pipe, and the top of the concentric-square-shaped frame is provided with a metering and packing mechanism used for metering and packing vegetables. A water sprinkling mechanism is arranged on the water tank, and the water sprinkling mechanism comprises a water sprinkling assembly which is arranged at the top of the concentric-square-shaped frame and used for sprinkling water; the backflow assembly is arranged on the water tank and used for driving water to flow back, the backflow assembly comprises a water pump, the water pump is fixedly connected to the side wall of the water tank, the suction end of the water pump is connected with a first backflow pipe, and the other end of the first backflow pipe is communicated to the water tank. According to the packaging machine, the problem that in the prior art, although vegetables can be subjected to water spraying and fresh keeping in a water spraying mode, water resources cannot be repeatedly used, and therefore the water resources are wasted is solved.

The invention relates to an excrement packaging and conveying device for a waterless toilet. The excrement packaging and conveying device comprises a film feeding module, a film forming module, a sealing module, a recycling module and a spraying device. Wherein the recycling module and the sealing module are sequentially arranged on a fixed bracket; the mold forming module is connected with the sealing module; the film conveying module is correspondingly arranged at the film inlet end of the die forming module and can convey a degradable film to the die forming module; a squatting pan panel device is fixedly arranged above the mold forming module; the degradable film conveyed to the mold forming module can receive and wrap excrement falling from the squatting pan panel device; the die forming module can convey a degradable film wrapped with excrement to the sealing module. According to the excrement packaging and conveying device for the waterless toilet, the material consumption of the film bag can be reduced, sanitation and cleanness are achieved, maintenance is convenient and fast, excrement contamination is avoided, and concentrated and efficient treatment of excrement is achieved.

The invention discloses a storage process of bean curd. The storage process comprises the following steps: step 1, putting the bean curd into a container; 2, the container is filled with hot water so that air in the container and the bean curds can be completely exhausted; 3, sealing the container; 4, the sealed container is subjected to sterilization treatment; air in the container and tofu is completely exhausted through boiled water, and the preservation time of the tofu in the sealed container is prolonged; meanwhile, the pressure between the bean curds and between the bean curds and the container is reduced through buoyancy of water, and transportation and storage are facilitated.

The utility model relates to a manual wax dipping device which comprises a first positioning frame and a second positioning frame, the first positioning frame comprises two lower supports arranged side by side and a positioning thin plate arranged on the lower supports, the positioning thin plate is provided with a positioning hole and a middle positioning part, the lower supports are provided with lower positioning parts, and the lower positioning parts are provided with upper positioning parts. The two lower brackets or the two positioning thin plates are fixedly connected and a guide rod is connected between the two lower brackets or the two positioning thin plates; the second positioning frame comprises two upper supports, an upper positioning part is arranged at the bottom of each upper support, the lower end of an adjusting frame connected with the guide rod in a sliding mode is connected with the two upper supports through connecting rods, and when the adjusting frame is pulled to slide relative to the guide rod, the upper supports have the first state that the upper positioning parts face downwards and the second state that the upper positioning parts deflect towards the direction of the guide rod. In the first state, the upper positioning part can be matched with the middle positioning part and the lower positioning part to position the spherical shell filled in the positioning hole. The manual wax dipping device not only has higher operation safety, but also achieves the purposes of reducing the workload and improving the working efficiency.

This utility model discloses a wet wipe packaging device for separate dry and wet storage, belonging to the field of wet wipe packaging technology. It mainly includes a frame, with a placement component fixedly mounted on the outer front of the frame, a bag-picking component fixedly mounted at the bottom of the placement component, a bag-aligning component fixedly mounted on the inner front of the frame, two sets of bag-opening components at the rear of the bag-aligning component, a bag-filling component at the rear of the bag-opening component, a clamping component at the bottom of the bag-filling component, a closing component at the rear of the bag-filling component, a sealing component at the rear of the closing component, and a bag-pushing component at the bottom of the bag-opening component and the clamping component. This utility model, by setting the bag-pushing component, can clamp the dry and wet dual-chamber bag and move it backward a certain distance. The clamping component can clamp and fix the transported dry and wet dual-chamber bag to gradually complete the packaging operation in conjunction with the sealing component, closing component, and bag-filling component. This utility model is mainly used for the packaging production of separate dry and wet storage wet wipes.

The contact lens package comprises an accommodation element having a cup which contains a contact lens fluid and a contact lens, and a cover film which closes the cup. The accommodation element has, at least in a region of the cup, a coating containing silicon oxide or aluminium oxide. The associated method of production comprises the coating of the accommodation element, at least in the region of the cup, with the coating and the associated packaging machine comprises a coating station for corresponding coating of the accommodation element.

A packaging system for the storage of an ophthalmic device is disclosed. The packaging system includes a sealed container containing one or more unused ophthalmic devices immersed in an aqueous packaging solution that includes one or more conjugated glycosaminoglycans having a polymer backbone having a reactive functional moiety conjugated to an amine group having one or more moieties that inhibit and / or prevent one or more of oxidation and hydrolytic degradation of the polymer backbone during use in the eye; wherein the aqueous packaging solution has an osmolality of at least about 150 mOsm / kg, a pH of about 6 to about 9 and is sterilized.

The present invention relates to an improved contact lens package including arms and methods of use. The contact lens package (100) contains a contact lens (138) and a packaging solution and is configured to lift the contact lens from the packaging solution via the arms (134, 144) when the lid (106) is removed.