15 results about "Head circumference" patented technology

The utility model provides a surgical headband which comprises a triangular towel piece, a head circumference positioning piece and a hair and tail positioning assembly are arranged on the towel piece, and the head circumference positioning piece is close to one side of the towel piece; when one side of the towel piece is fixed by the head circumference positioning piece, a tail gap is formed in one side, far away from the head circumference positioning piece, of the towel piece; the hair tail positioning assembly comprises a first fastener used for sealing the tail gap and a second fastener used for fixing the remaining towel pieces. One side of the towel piece is provided with a connecting belt, one end of the connecting belt is connected with the towel piece, the second fastener is arranged on the connecting belt, the towel piece is provided with a buttonhole, the buttonhole and the second fastener are mutually fastened, and when the towel piece far away from one side of the head circumference positioning piece is rolled up, the second fastener is close to the buttonhole. The utility model has the advantages that the comfort is high, and the hair of the patient is prevented from loosening.

This item is a headband that allows the occipital support and adjustment mechanism to be adjusted to any desired position according to the head circumference.

The utility model belongs to the technical field of child safety protection articles, and particularly relates to an adjustable child anti-collision head protector which comprises a cap body, the cap body comprises a main body supporting frame, a first cap circumference adjusting portion and a second cap circumference adjusting portion, and the main body supporting frame wraps the outer surface of the first cap circumference adjusting portion and the outer surface of the second cap circumference adjusting portion. The first cap circumference adjusting part and the second cap circumference adjusting part are connected through a telescopic elastic piece and used for adjusting the cap circumference of the cap body, protruding ribs are formed on the inner surfaces of the first cap circumference adjusting part and the second cap circumference adjusting part, and receding grooves corresponding to the protruding ribs are formed in the outer surfaces of the first cap circumference adjusting part and the second cap circumference adjusting part. Limitation of a traditional built-in supporting frame is broken through, the shock resistance is improved, meanwhile, the wearing comfort is remarkably improved through the three-dimensional ventilation design, and the child head protection device meets the requirement for multi-scene child head protection.

1. The name of the design product: the adjusting band of the hat. 2. The use of the design product: the overall use is for wearing, and the partial use is for adjusting the head circumference size of the hat. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: the perspective view. 5. Other circumstances that need to be explained: the product requests partial design protection, the part represented by the solid line is the part requested for protection, and the part represented by the dashed line is not requested for protection.

1. Name of the product in this design: Head circumference adjuster. 2. Purpose of this product design: To adjust the tightness of the headband according to the size of the user's head. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model relates to the technical field of hearing tests in the otology department, in particular to a hearing test assist device, and provides the following scheme aiming at the problems that when a user tests, the experience feeling is poor, the user is easy to test, the user moves randomly and the test result is influenced due to the fact that part of existing equipment cannot be effectively adjusted according to the head circumference of the user. The device comprises a main board; the multiple adjusting plates are arranged on the main plate, an L-shaped connecting handle is fixedly installed on the main plate, plate grooves are formed in the multiple adjusting plates, the multiple plate grooves are matched with the main plate, elastic bands and multiple fixing plates are fixedly installed on the multiple adjusting plates, and fixing shafts are rotationally installed on the multiple adjusting plates; according to the utility model, the tightness of the elastic band is adjusted through the adjuster, so that the head cover is attached to the head circumference of a user, and the adjusting plate and the main plate are synchronously adjusted, so that the device is fully attached to the head circumference of the user.

The utility model discloses a child anti-collision head guard with a reversible front forehead shield and a reversible rear forehead shield, which belongs to the technical field of child safety protection and comprises a first cap circumference adjusting part, a second cap circumference adjusting part and a main body support frame which are symmetrically arranged, and the main body support frame is connected with the two adjusting parts to form a head accommodating space. The front end and the rear end of the adjusting part are provided with a reversible front forehead shield and a reversible rear forehead shield respectively, the inner surfaces of the shields are connected with the end of the adjusting part through detachable connecting structures, stepless cap circumference adjustment is achieved by changing the connecting positions, and the shields are supported to be turned over, opened and closed quickly. A folding groove is formed in the main body supporting frame, and a convex rib airflow channel and a multi-stage air hole structure are arranged on the inner surface of the adjusting part and matched with a surface ventilation groove to form a three-dimensional heat dissipation system. The head shield solves the problems that a traditional head shield is poor in air permeability and inconvenient to adjust, has the functions of self-adaptive adjustment of the head circumference, efficient heat dissipation and rapid opening and closing, remarkably improves the wearing comfort and safety of children, and is particularly suitable for infant groups with rapid head circumference development.

The invention discloses a two-dimensional plate opening method for a complex curved surface panda stuffed toy based on a parameterized model. The method comprises the following steps: constructing a parameterized design system taking the head circumference of the toy as a reference centimeter; based on the reference centimeter, coordinates, line segment lengths and angles of all key positioning points of the head film, the chest film and the back film are calculated through a plurality of preset proportionality coefficients, and the proportionality coefficients are multiples or scores of the reference centimeter; performing geometric drawing according to the coordinates, the length of the line segment and the angle, and connecting the key points by using an arc line to form a net template with a complex curved surface; and externally placing a seam allowance on the basis of the net template to generate a wool template. According to the two-dimensional plate opening method, a digital algorithm is adopted, the toy is made to be high in accurate restoration image degree, the head proportion of the panda, the curvature radian of parts and other characteristics are accurately controlled through the digital algorithm, the size is adjusted in a parameterized mode, the plate making accuracy is improved, the loss of sample making materials is reduced, and the labor-hour cost is reduced.

1. Name of the design product: infant precision physical examination instrument. 2. Use of the design product: for measuring the height, weight, sitting height, head circumference and chest circumference of infants. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The invention relates to the technical field of nursing devices, and discloses a head deviation prevention device for neonatal nursing, which comprises a base, a headrest and a deviation prevention pillow are arranged at the top of the base, the deviation prevention pillow is of a concave structure, the deviation prevention pillow is positioned on the outer side of the headrest, and symmetrically arranged air bags are mounted on the inner side of the deviation prevention pillow. Contact layers are installed on the outer walls of the opposite sides of the deviation-preventing pillow and are installed at the positions close to the air bags, and air guide pipes are connected to the ends of the air bags. Through the arrangement of the headrest, the pressurizing ball, the air guide pipe, the air bag and the contact layer, the air bag is inflated by pinching the pressurizing ball to be matched with the air guide pipe, the air bag is inflated and expands to apply pressure to the contact layer, and the contact layer makes contact with the side face of the head of the newborn; the distance between the two contact layers installed on the anti-deviation pillow can be flexibly adjusted according to the head circumference of the newborn, and the supporting effect of the headrest on the head of the newborn is matched, so that proper support can be provided for the newborns with different head circumferences.

The utility model discloses a head fixed pillow relates to medical instrument technical field, has solved the problem that adult or children lacks the head fixing device that can correspond to the head circumference size after anesthesia, the utility model discloses a second fixed part, the both sides fixed first fixed part of second fixed part, the size of first fixed part along two first fixed part setting direction can be adjusted according to the head size adaptability, first fixed part adopts any one in air bag or water bag, its purpose is at, through the size of both sides first fixed part adjustable, can adapt to the head size of different patients, provides individualized fixed, and the flexible material of constitution air bag or water bag can disperse pressure, promotes the comfort, and can adjust the support intensity through liquid filling or inflation simultaneously.

The utility model relates to a baby head shape correcting pillow capable of measuring pressure, which comprises a base, a pillow main body, at least two air bags and a plurality of pressure sensors, the base comprises a plastic shell, a control circuit and at least one air pump, the control circuit and the air pump are arranged in the plastic shell, and the pillow main body is arranged on the base to form a surface contacted with the head of a baby. A groove structure for placing the head of a baby is arranged in the middle of the pillow body, the air bag is arranged in the groove structure of the pillow body, the air bag is communicated with an air pump in the base through a pneumatic connecting assembly, and the pressure sensors are all attached to the surface of the air bag and electrically connected with a control circuit in the base. The baby head shape correcting pillow capable of measuring the pressure can be automatically adjusted according to babies with different weights and head circumferences to adapt to individual differences; the position of the head of the baby can be flexibly adjusted, forced fixation is avoided, and discomfort is reduced; and the head of the baby can be controlled in an optimal stress state through pressure sensing, so that head deformity can be prevented and blood circulation can be promoted.

The utility model relates to the field of glasses, disclose a kind of multifunctional children glasses, left frame and right frame are connected by mounting assembly, tail component is equipped with in the rear side of temple, mounting assembly includes horizontal bar, fixedly arranged in the left frame right side and right frame left side insert strip A, several screw A, tail component includes rear leg, fixedly arranged in the front side of rear leg insert strip B, strap A, fixedly arranged in the upper of rear leg magic tape A, fixedly arranged in the left and right ends of strap A magic tape B, several screw B.The utility model has the beneficial effects of preventing glasses from falling and adjusting the size of glasses, solves the problem that children wearing glasses during activity, glasses are prone to slip, existing children glasses usually do not have the function of preventing falling, leading to glasses broken;Existing children glasses usually do not have the function of adjusting, when the head circumference of children becomes larger, leading to the problem of not adapting to the head circumference of children.

The utility model discloses a peak light-transmitting peaked cap with adjustable head circumference, which relates to the technical field of clothes and caps, and comprises a cap body and a peak, the cap body is fixedly connected with the peak, one side of the cap body far away from the peak is provided with a groove, and the outer wall of the peak part of the cap body is fixedly connected with two copper wires. The two ends of the two copper wires are jointly and fixedly connected with an adjusting mechanism used for adjusting the head circumference, a cross-shaped through hole is formed in the surface of the visor, and when the helmet is applied to a deformed head shape, the left skull of a user collapses, and the whole skull is in an asymmetric shape with the collapsed left side and the full right side; a user can bend the parts, close to the left skull, of the two copper wires by himself / herself, the bent copper wires drive the cap body and the buffer cushion in the cap body to deform, the buffer cushion is close to the scalp, the copper wires have good ductility and low hardness according to the material property, deformation can be adjusted according to the needs of the user, and the service life is prolonged. The method is suitable for users with normal head forms, and is also suitable for users with head deformity.

The invention provides a head fixing device for children bronchoscope alveolar lavage, which comprises a backrest base, a neck pillow block is integrally formed on the upper surface of the backrest base, a rotating groove is formed in one side of the backrest base, and a fixing rod is arranged on the inner wall of the rotating groove. One end of the fixing rod penetrates through the head rotating plate and is rotationally connected with the head rotating plate through a bearing; the take-up roller is driven by the servo motor to tighten the fixing belt, the fixing belt moves in the movable through hole to tighten the two head clamping plates, three-point type stable fixing of the head temple and the forehead of a child patient is achieved, shaking of the head in an operation is effectively prevented, and by means of elastic potential energy of the spring and accurate control of the servo motor, the safety of the child patient is improved. The distance between the head clamping plates and the tightness degree of the fixing belt can be flexibly adjusted, so that the fixing requirements of children of different age groups and different head circumferences can be quickly met, children patients of different body types can be fixed without replacing accessories, and the universality is high.