11results about How to "Avoid foreign body sensation" patented technology

The invention provides a contact lens with a surface hydrophilic coating and a preparation method thereof, and relates to the technical field of contact lenses. The preparation method comprises the following steps: mixing an acrylate monomer, a fluorine-containing siloxane compound, an initiator I, a cross-linking agent, glycerol and water to obtain a pre-polymerized solution I; mixing an unsaturated ester compound, N-vinyl pyrrolidone, polyvinyl alcohol, phosphatidylcholine, an initiator II, alcohol and dimethyl sulfoxide to obtain a pre-polymerized solution II; coating the pre-polymerization liquid II on the surface of a contact lens mold for heating and curing; and injecting the pre-polymerized liquid I into a mold for curing to obtain the contact lens with the surface hydrophilic coating. Phosphatidylcholine is adopted as a raw material to prepare the hydrophilic coating of the silicone hydrogel contact lens, the contact lens is of a three-layer structure, the outer layer is the hydrophilic gel coating and is soft and comfortable, the inner layer is a silicone hydrogel system and is high in oxygen permeability, the contact lens is more comfortable in the wearing process, and foreign body sensation can be effectively avoided.

The invention relates to the technical field of pediatric nursing medicine feeders, and particularly discloses a pediatric nursing medicine feeder. Comprising a grinding cylinder, a stirring liquid outlet cylinder detachably connected with one end of the grinding cylinder, a connecting part detachably connected with the stirring liquid outlet cylinder, a hose communicated with the connecting part, a liquid conveying pipe communicated with the hose, an end cover detachably connected with the other end of the grinding cylinder and a collecting cylinder arranged on the end cover and detachably connected with the end cover. A grinding assembly used for grinding solid medicine into powder and a filter screen used for screening medicine particles are sequentially arranged in the grinding cylinder from top to bottom. The end cover is provided with a grinding assembly used in cooperation with the grinding cylinder, the grinding assembly is matched with the built-in cylinder to achieve step-by-step grinding of solid medicine into powder, and the problem that due to the fact that a traditional pediatric nursing medicine feeder is standard in medicine feeding or complex in medicine feeding operation step, the medicine feeding difficulty of medical staff to children is increased is solved.

The utility model provides a kind of automobile seat cushion exhaust deodorization device, it is related to automobile seat technical field, and it includes: air-permeable piece is set on seat body, air-permeable piece is connected with exhaust pipe, exhaust pipe is connected with the air pump of setting in cockpit outside;Gas detection component is set in detection bin, and detection bin is connected through buckle detection bin cover on detection bin;By setting air pump outside cockpit, by pipeline and air-permeable piece intercommunication, avoid the embarrassment caused by sudden start and noise of exhaust fan in prior art in cab;Sensor is set in specially designed detection bin, which provides great convenience for sensor detection and maintenance;Through the gas detection component configured in seat body, gas detection component is set in detection bin, and detection bin cover is set as grid structure, so setting, can perceive peculiar smell gas before peculiar smell gas diffuses, in time utilize air pump to discharge peculiar smell gas through exhaust pipe, ensure the comfort of in-vehicle environment.

The utility model relates to a wig with a hidden label, which comprises wig pieces and the label, a plurality of wig pieces are sequentially arranged along the thickness direction, two adjacent wig pieces are fixedly connected, and the label is completely positioned between the two adjacent wig pieces. The identification on the label records product information, so that the problem that the product information is difficult to trace after an existing wig product is worn is solved; the label is located between the wig pieces, the wig pieces shield the label, the label is prevented from being observed, and the invisible effect of the wig pieces is improved; the wig piece prevents the label from being in contact with a user, foreign body sensation caused by the label is avoided, and the label cannot cause reduction of wearing comfort; according to the wig piece, friction between the label and a user is avoided, label abrasion is reduced, and identification of the label is protected.

The utility model relates to the technical field of sanitary napkins, and provides a sanitary napkin capable of preventing side leakage, which solves the problem that the existing sanitary napkins cannot avoid side leakage when the side flow is too large due to structural design defects, and comprises a sanitary napkin main body, the sanitary napkin main body comprises a skin-friendly layer, a flow guide layer, a water absorption layer and a leakage-proof layer which are laminated from top to bottom, the edges of the skin-friendly layer, the diversion layer and the leakage-proof layer are connected through hot pressing, a wrapping layer is arranged below the sanitary towel body and extends towards the two sides of the sanitary towel body to form fixed wings, and absorption strips are clamped in the sanitary towel body and arranged on the edges of the two sides of the sanitary towel body. The absorption strips are prefabricated and then glued into the sanitary towel body, and the absorption strips are arranged at the hot-pressing positions of the edges of all the structural layers. The absorption strip is clamped in the sanitary towel main body, so that the absorption amount of the sanitary towel main body to sidestream liquid is increased, and side leakage is avoided.

The utility model provides a kind of ureteral stent, in the ureteral stent, the first drainage hole is equipped on the pipe wall of ureteral stent pipe;The anti-sliding stent pipe is arranged at the first end of the ureteral stent pipe, the second drainage hole is equipped on the anti-sliding stent pipe;The anti-reflux membrane is arranged at the second end of the ureteral stent pipe, the positioning ball is arranged on the part of the ureteral stent pipe close to the anti-reflux membrane, for the anti-reflux membrane is positioned.The ureteral stent in the utility model is compared with the existing ureteral stent, and the structure design is ingenious to increase function, has anti-reflux design and the design of anti-reflux is positioned, when using, the tail of ureteral stent, i.e. the second end of ureteral stent will not be vertical in bladder, avoid to cause irritation to patient bladder neck, patient has foreign body sensation condition to occur, improve equipment use comfort, satisfy patient use demand.

The utility model discloses a low-perception graphene heating assembly for an automobile armrest box. Comprising a top layer assembly, a heating assembly installed below the top layer assembly, a boss assembly installed below the rear end of the heating assembly, an upper layer clamping plate assembly installed below the boss assembly, a concave table assembly installed at the rear end of the upper layer clamping plate assembly and a bottom layer clamping plate assembly installed below the upper layer clamping plate assembly. The top layer assembly comprises a top layer side plate, soft foam is arranged in the middle of the top layer side plate, a graphene plate is installed below the soft foam, the boss assembly comprises a boss top face, the upper layer clamping plate assembly comprises an upper layer plate, and the bottom layer clamping plate assembly comprises a bottom plate. The problem that discomfort is easily caused during use due to the fact that the flatness and foreign body sensation requirements are higher than those of a seat is solved, the foreign body sensation problem of the armrest part is solved, the comfortable sensation experience of people is increased subjectively, and a simpler and more convenient foreign body sensation optimization design is innovated.

The invention discloses a medical flushing glue solution and a preparation method thereof, and relates to the technical field of flushing glue solutions, and the medical flushing glue solution is prepared by adding 0.15% by weight of sodium methyl cellulose, 0.8% by weight of sodium chloride and 99.05% by weight of medical purified water. According to the application, the content ratio of sodium carboxymethyl cellulose to sodium chloride is accurately matched with the requirement of a medical flushing scene, and meanwhile, the dosage of sodium carboxymethyl cellulose can enable the glue solution to have good flowability and moderate tissue adhesiveness, so that smooth flushing in clinical operation can be realized, a continuous moist protective layer can be formed on the surface of tissue, and the medical flushing effect is improved. The cleaning and protecting effects are effectively achieved; the dosage of sodium chloride can accurately simulate physiological osmotic pressure to ensure that the glue solution is compatible with the human tissue environment, in addition, the glue solution under the formula is excellent in stability, has no layering and precipitation phenomena within 6 months under the storage condition of 4 DEG C, and can meet the stability requirements of long-term storage and clinical use.

The invention discloses a stable low-viscosity budesonide nasal spray and a preparation method thereof, and relates to the technical field of pharmaceutical preparations, the stable low-viscosity budesonide nasal spray comprises the following raw materials by weight: 0.062-0.130 part of budesonide, 1.0-2.5 parts of a suspending aid, 4.0-5.0 parts of an osmotic pressure regulator, 0.016-0.048 part of a surfactant, 0.001-0.05 part of a stabilizer, 0.10-0.15 part of a bacteriostatic agent, 0.001-5 parts of a pH regulator, and 5-100 parts of purified water; according to the budesonide nasal spray, specific metal elements or metal ions are introduced into the raw materials, so that the total impurity content in the budesonide nasal spray can be remarkably reduced under the condition of not adopting a nitrogen charging and dissolved oxygen removing process, and the chemical stability and the medication safety of the preparation are remarkably improved; by adopting a heat dispersion suspending aid process, the viscosity of the liquid medicine is less than or equal to 20mPa. S and is obviously lower than that of a normal-temperature dispersion preparation process, and fog drops are finer during spraying.

The present invention discloses a massage pillow with a bracket and a flexible component integrally arranged and a preparation method thereof, the massage pillow comprises a wearing body and a massage component, the wearing body forms an arc-shaped massage space along the direction around the human neck, the massage space is configured to be worn on the human neck, the wearing body comprises a flexible component and a bracket located inside the flexible component, the flexible component wraps the bracket to maintain the shape of the bracket, and the flexible component and the bracket integrally form the wearing body, the flexible component is provided with an avoidance hole opening toward the massage space, the massage component is connected to the bracket and at least partially extends from the avoidance hole to the massage space to massage the human neck. The massage pillow with the bracket and the flexible component integrally arranged and the preparation method thereof of the present invention can improve the reliability of the massage pillow and at the same time improve the comfort of use of the massage pillow.

The utility model relates to the technical field of earphones, in particular to an elastic protective sleeve, an ear clamping type earphone and an earphone assembly. The elastic protective sleeve is used for the ear clamping type earphone, the ear clamping type earphone comprises a sound output part, a connecting part, an ear clamping part and an elastic protective sleeve, the sound output part is connected with the ear clamping part through the connecting part, the sound output part and the ear clamping part form an ear clamping area, the elastic protective sleeve comprises a main body part, and the main body part is arranged in a hollow mode to form a hollow cavity used for sleeving the sound output part. The outer surface of the main body part is provided with a protruding structure abutting against the auricular concha of the human body. The clamping tightness of the ear-clamping type earphone is adjusted by assembling and disassembling the elastic protective sleeve, so that the ear-clamping type earphone can adapt to more users, and the adaptability of the ear-clamping type earphone is improved.