53 results about "Head shape" patented technology

The invention relates to the technical field of shaping and correcting instruments, and discloses a neonatal head shape correcting and shaping device which comprises a helmet, a head sleeve is fixedly connected to the inner wall of the helmet, an exhaust fan is fixedly connected to the top of the helmet, ear grooves are formed in the two sides of the helmet, ear grooves are formed in the two sides of the head sleeve, and a discharging mechanism comprises a pressing ring. The pressing ring is fixedly connected with the inner wall of the head sleeve, the two sides of the pressing ring are fixedly connected with side rings, the side rings are fixedly connected with the inner wall of the head sleeve, and the inner wall of the pressing ring is slidably connected with a cleaning rod. By arranging the discharging mechanism, airflow is input into the side ring through the cavity in the head sleeve and discharged outwards through the discharging disc in the side ring, the head of an infant is effectively cooled through the airflow, and the situations that the head of the infant sweats too much, scalp blood circulation is possibly affected, and the sleep quality is affected due to the fact that part of infants are stuffy, dysphoria and crying of the heads are avoided; according to the scheme, the technical problems in the fields of biomedical engineering industry and the like can be solved.

This utility model belongs to the field of headband technology, and particularly relates to an adjustable headband. Its key features include: a first headband, of which there are two sets; a horizontal adjustment member, the two ends of which are respectively connected to the two sets of the first headband; a second headband, of which there are two sets, each set having a connecting member, and both sets of the second headband are slidably connected to the two sets of the first headband via the connecting members; the second headband also has a fixing member; and a plush cover, which is fitted over the first and second headbands and fixed to the second headband via the fixing member. Compared with the prior art, this utility model has better size adjustment capability to adapt to people with different head shapes.

The invention relates to the technical field of digital people, and provides a video head replacement method and device, and the method comprises the steps: inputting a video frame of a target video and a source image into a preprocessing module of a head replacement model for preprocessing, and obtaining a background frame corresponding to the video frame and face key points of a person; the background frame is obtained by processing the video frame based on the foreground mask, the clothing mask and the shoulder mask of the video frame and the hair mask of the source image; inputting the target video, the background frame, the face key point, the source image and the random noise into a feature extraction network of a head replacement model to obtain a noise vector output by the feature extraction network; reconstructing a de-noised video after head replacement based on the noise vector; wherein the head replacement model is obtained based on a target video sample, a source image sample and random noise training. According to the method provided by the invention, after the head is replaced, the problems of head-body ratio imbalance caused by different head forms and hair forms and insufficient consistency of the head and the background are avoided.

Provided is a substrate holder for plating on a surface of a substrate, provided with an electrical contact that is easy to replace. A substrate holder 1 includes: a first holding member 2; a second holding member 3 that has an opening portion 3a for exposing the surface of a substrate W and holds the substrate W in a sandwiched manner with the first holding member 2; a plurality of engaging shaft portions 36 each having a head portion 36b in an expanded head shape at a tip end portion, provided in a circumferential direction of the second holding member 3; and an electrical contact 32 having a contact portion 32a to be in contact with an edge portion of the substrate W, and having an engagement reception portion 32b in a notch shape to be engaged with the adjacent engaging shaft portion 36 for arrangement along a circumference of the opening portion 3a of the second holding member 3.

The utility model discloses a kind of magnetic resonance cranium and brain puncture positioning cap, including hemispherical cap body, the cap body includes wearing ring, semi-ring on the wearing ring and fixed band on the wearing ring, the semi-ring is semicircular and is vertically set on the plane of wearing ring, two ends of the semi-ring are symmetrically installed in the axial side of the wearing ring, and one end of the semi-ring is fixedly connected with the wearing ring, and the other end is movably connected between the wearing ring by a group of adjusting components, the end position of the semi-ring can be adjusted by the adjusting component to adjust the height of the cap body;Several groups of positioning mechanisms are movably installed on the semi-ring;The utility model can flexibly adjust the depth of cap body according to the head shape and size of patient by setting semi-ring that can be adjusted relative to wearing ring, to realize accurate adaptation to different head size, significantly improve the versatility and wearing stability of positioning cap.

A headrest pillow device includes a first cushion which has a concavely contoured first lateral surface to define a first headrest which conforms to the shape of a first user's head when the first user rests their head against the first headrest. An arm grip is attached to the first cushion to secure the first cushion to a second user's arm. The arm grip is positioned on an opposing side of the first cushion from the headrest to enable the first user to lean against the second user's arm. A second cushion extends upwardly from the first cushion and the second cushion has a concavely contoured upper surface to define a second headrest which conforms to the shape of the second user's head when the second user rests their head against the second headrest. In this way the first user and the second user can sleep in an upright position.

The invention discloses an intelligent head bracket for ophthalmologic operation. The intelligent head bracket comprises a mounting frame, a positioning rod, a head frame adapter, a bracket body, a head supporting tray, an air pressure type lifting assembly, an adjusting structure and a head fixing structure. Through cooperation of a separated expansion structure and a press-fit closed structure, intelligent distribution of air paths is achieved with the dead weight of the head of a patient as a control signal, the air paths in a pressed area are closed to form a firm bearing face, and the air paths in an unpressed neck area are smooth; by combining a multi-cavity independent fine adjustment structure, a multi-dimensional angle adjustment system and a mechanical locking type head fixing structure, personalized supporting of the head and the neck, fine hardness adjustment in an operation, multi-dimensional body position adjustment and reliable fixing are achieved. The head fixing device can adapt to patients with different head shapes / neck lengths without an electronic sensor, is high in supporting stability and good in comfort, does not interrupt the operation process during operation adjustment, and provides a reliable head fixing solution for high-precision ophthalmologic operations such as cataract and vitrectomy.

The application provides a spectacle production method and system based on finite element analysis. First, the interaction between the spectacle model and the expected contact area in the human head model is analyzed by finite element analysis to obtain a first pressure cloud chart of the human head. Then, the interaction relationship between the spectacle and the head model is generated according to the pressure cloud chart. Finally, the spectacle is produced according to the interaction relationship. The application is based on the interaction between the spectacle and the head shape by finite element analysis, and thus the deformation of the spectacle and the head shape when worn and the pressure on each part of the head can be known during production. The fit and compression of the actual spectacle and the human head can be better understood, and the spectacle produced by using the conventional digital model has a better user experience effect.

The invention belongs to the technical field of oil drilling equipment, particularly relates to a high-stability PDC (Polycrystalline Diamond Compact) drill bit with a wavy head shape, and aims to solve the problems that cutting teeth of the drill bit are impacted and damaged and the service life is shortened due to strong transverse jumping of the drill bit caused by high-speed rotation of the drill bit in the drilling process of the drill bit. The device comprises a joint and a main body, the main body comprises an arrangement part and a plurality of first planning parts; the first planning parts are in a convex strip shape, and the multiple first planning parts are arranged on the arrangement part in the circumferential direction at equal intervals. A plurality of first front-row cutting teeth are arranged at the edge of the first planning part and are arranged at intervals in the length direction of the first planning part. According to the drill bit, the wave-shaped design is adopted, the three or more small-radius circular arcs are arranged on the smooth head shape, the drill bit cuts a stratum to form three or more grooves, the whole drill bit is limited in the grooves, large transverse jumping cannot occur, and therefore the stability of the drill bit in the drilling process is improved.

The invention relates to the field of man-machine work efficiency design of head-mounted equipment, in particular to personalized adaptive head-mounted equipment, which comprises an equipment main body, and an adjustable head band component, a veneering mask, a diopter adjusting device and an automatic interpupillary distance adjusting device which are integrated on the equipment main body, the adjustable headband component is connected with the equipment main body through a cam rotating shaft and is used for adapting to head sizes of different users in a vertical pitching adjustment and circumferential head circumference adjustment mode; the veneering mask is fixed at the front end of the equipment main body and is used for adapting to users with different facial forms; the diopter adjusting device is located in the equipment main body and is used for adapting to users with different diopter requirements; the automatic interpupillary distance adjusting device is located in the equipment body and used for achieving interpupillary distance adjustment of the user. The scheme is used for meeting the wearing and using requirements of most users and is compatible with more differentiated crowds.

The invention discloses a wearable transcranial direct current stimulation rehabilitation head cap, and particularly relates to the technical field of medical instruments, the wearable transcranial direct current stimulation rehabilitation head cap comprises a rehabilitation head cap, a fixing structure is arranged at the bottom of the outer wall of the rehabilitation head cap, and filtering structures are arranged on the left and right sides of the middle position of the outer wall of the rehabilitation head cap; self-adaptive structures are arranged on the left side and the right side of the top of the outer wall of the rehabilitation head cap, and a temperature and humidity sensor is arranged in the rehabilitation head cap. According to the wearable transcranial direct current stimulation rehabilitation head cap, the fixing structure and the self-adaptive structure are arranged, so that the problem that the rehabilitation head cap is unstable to wear can be effectively solved, the accuracy of the electrode position is ensured, flexible adjustment can be performed according to the head shape of a user, air circulation can be promoted by arranging the filtering structure, and the rehabilitation effect is improved. By means of the structure, the proper temperature can be provided in the cold environment, the user experience is further optimized, stable locking can be achieved, looseness caused by external vibration or movement is prevented, and the reliability of the overall structure is enhanced.

A cranial remodeling orthosis (CRO) device for shaping an infant's deformed head shape as the infant's head grows includes an interior surface configuration based upon a modified shape derived from the deformed head shape. The interior surface comprises hold areas to restrain growth of said infant's head. The hold locations and amounts are determined from the modified shape. The interior surface also comprises one or more second areas providing growth room for the infant's head. The second areas are determined from the modified shape. At least one of the second areas is configured to provide extra growth room for the infant's head.

The utility model discloses a head shaping device for eccentric bolt machining. The head shaping device comprises a machine base, a guide column, a shaping mechanism, an operating mechanism and a water tank. A guide column is arranged on the machine base, a shaping mechanism is connected to the guide column in a sliding and rotating mode, and a driving device is arranged on the shaping mechanism. A group of limiting blocks are arranged on the base, a damping plate is mounted on the limiting blocks, and the operating mechanism is arranged on the damping plate; a water tank is arranged between the limiting plates; the operation mechanism is sequentially provided with a rotating disc, a clamping layer and a dust collection layer from bottom to top and is provided with a plurality of feeding openings. By means of the design of the operating mechanism, feeding and discharging operation of materials is facilitated, meanwhile, the operation safety is improved, and the requirement for manual intervention is reduced. And the integrated dust collection layer can effectively absorb dust and chippings generated in the machining process, so that the working environment is kept clean, and the health of personnel is facilitated.

A custom cranial remodeling device to correct a deformed head of a subject comprises an inner layer shaped to contact the head of the subject at predetermined areas, the inner layer is deposited by an additive manufacturing device and an outer layer deposited by the additive manufacturing device. The inner layer and the outer layer are each formed by the additive manufacture device utilizing a device data file derived from a subject data file, the subject data file representative of the shape of the deformed head, the device data file determining the shape of the cranial remodeling device to correct the shape of the deformed head.

The invention provides a head-mounted device which comprises a device body, a nose pad arranged in the middle of the device body, glasses legs arranged on the left side and the right side of the device body respectively and elastic supports arranged between the glasses legs and the device body, the elastic supports are used for adjusting the angles of the glasses legs, and the nose pad is used for supporting the glasses legs. And the glasses legs can be turned over by at least two degrees of freedom. Therefore, the wearing requirements of users with different head forms are met, the larger-area fitting area of the glasses and the heads of the different users is increased, and more comfortable and reliable wearing experience is provided for the users.

The utility model discloses a transcranial magnetic stimulation helmet with a focus on a frontal lobe, which relates to the technical field of transcranial magnetic stimulation and comprises a helmet, a first coil and a second coil, the first coil and the second coil are connected in series, the first coil surrounds the bottom of the helmet at intervals, and the second coil surrounds the top of the helmet at intervals. The first coil and the second coil are gathered on the right front side and / or the left front side of the helmet to form a gathering part I and a gathering part II, and the gathering part II is located on the front side of the gathering part I. According to the transcranial magnetic stimulation helmet with the focus located on the frontal lobe, the first coil and the second coil are gathered and overlapped at the frontal lobe, the intensity and the concentration ratio of an induction electric field are enhanced, and magnetic stimulation can act on the left side and the right side more accurately or act on frontal lobe areas on the two sides at the same time through the layout; meanwhile, through an air bag adjusting mechanism, the helmet can adapt to different head types, the shaking problem of the helmet is solved, and the stimulation stability and the repeated positioning accuracy are improved.

The utility model discloses a maxillary sinus external lifting instrument which comprises a first instrument, the first instrument comprises a first handle, a first connecting part is arranged on the left side of the first handle, a second connecting part is arranged on the right side of the first handle, the first connecting part is connected with a first working head, and the second connecting part is connected with a second working head; the first working head is in a bird head shape and comprises a head protruding section and a mouth protruding section which are sequentially connected in a smooth transition mode, one end of the head protruding section and the first connecting part are coaxially arranged, the other end of the head protruding section is located on the upper left portion of the first connecting part, the mouth protruding section is located on the lower left portion of the head protruding section, and the tail end of the mouth protruding section is in an inward buckling shape. The second working head is in a wave shape. The maxillary sinus mucosa stripping device is used for stripping the maxillary sinus mucosa, the first working head is used for conducting primary and expanded-range stripping on the four walls of the maxillary sinus mucosa, the second working head is used for conducting supplementary stripping on the four-wall mucosa of the maxillary sinus, and lifting stripping of the maxillary sinus mucosa can be completed only through one device. The number of stripping tools for maxillary sinus side wall lifting can be reduced.

This design is a doll with a head and overall shape based on a French bulldog, and is basically in a sitting position. Ball joints in each part allow the head and limbs to be moved. The design features of this design are the unique head shape of a French bulldog and the overall form of the torso that harmonizes with this shape.

This utility model relates to an AI glasses hinge, comprising: a stator assembly including a support and a fixed arm connected to one side of the support; and a mover assembly rotatably connected to the stator assembly; the mover assembly includes a damping arm and a support arm rotatably connected to the support, a reset member connecting the damping arm and the support arm, and a hinge that passes through both the damping arm and the support arm; the hinge passes through the support, the damping arm, and the support arm; the support arm and the damping arm can rotate relative to each other; one foot of the reset member is connected to the damping arm, and the other foot of the reset member is connected to the support arm. The aforementioned AI glasses hinge has a simple structure and is easy to use. By utilizing the hinge passing through the support, the damping arm, and the support arm, the support arm overcomes the elasticity of the reset member and rotates independently around the hinge relative to the damping arm, achieving the outward tilting function of the temples. It can be flexibly adjusted according to different users' head shapes and circumferences, ensuring a perfect fit of the temples and guaranteeing a superior user experience.

The present invention relates to a device for attaching cameras or screens (1) to the head, which offers an ergonomic and adaptable solution to avoid pressure and discomfort. For this purpose, a stable mounting frame (2) is used, which rests horizontally on the head and whose contact surface consists of soft, granule-filled cushions (3). These cushions (3) adapt to the individual shape of the head and become firmer when deflated, thus enabling precise positioning of the mounting frame (2) without placing excessive strain on the scalp. The camera or screen (1) is suspended from this mounting frame (2) via an automatically controlled gimbal, ensuring precise alignment with the eyes and stabilization during use. Batteries or a rechargeable battery are attached to the back of the head as a counterweight (5) for weight balance. This distributes the load evenly and prevents pinching or localized pressure points. The soft cushions can be divided into smaller units that can be independently tightened and loosened to ensure continuous blood circulation to the scalp. Alternatively, the support frame (6) can be placed over the head as a ring, with the contact surfaces covered by adjustable cushions (3). This shape provides additional stability and prevents slipping, especially during physical activity. The invention thus offers a customizable, comfortable and ergonomic solution for securely attaching cameras or screens to the head and enables long-term use without discomfort or impairment.

A detachable spring glasses leg comprises a glasses frame pile head and a glasses leg body hinged to the glasses frame pile head, and a containing hole is formed in the center of the left end face of the glasses leg body. A buffer seat matched with the accommodating hole is arranged in the accommodating hole; the left end of the buffer seat is provided with a hinge joint which is hinged with the pile head of the glasses frame; a guide shaft located in the containing hole is arranged in the center of the right end face of the buffering base. A limiting head is arranged at the right end of the guide shaft; a first counter bore communicated with the accommodating hole is formed in the lower surface of the left part of the glasses leg main body; a first screw hole communicated with the accommodating hole is formed in the upper surface of the left part of the glasses leg main body; the first screw hole is coaxial with the first counter bore; and a long circular hole is formed in the buffer seat. According to the detachable spring glasses leg disclosed by the utility model, the curvature of the glasses leg main body does not need to be manually adjusted and can be automatically adjusted according to the shape of a head, so that the problem of oppression or looseness caused by fixed bending of the glasses leg main body is avoided, the detachable spring glasses leg can automatically adapt to different head circumferences, and the wearing stability of glasses is ensured.

1. Name of the product in this design: Infant head shape correction helmet. 2. Purpose of this design: This design is for use as a special helmet for correcting the head shape of infants. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. The bottom view of this product can be shown in perspective view 4, so the bottom view is omitted.

The cap is provided with a cap body, a sweatband, an adjusting band, a buckle accessory and a reinforcing band, and is characterized in that when the cap is worn, the adjusting band and the front part of the cap can form a wearing structure, and the rear part of the cap is higher than the head of a wearer, so that a space structure capable of modifying the head shape is formed, and when the tightness of the adjusting band is adjusted, the head shape can be modified. And the overall appearance of the hat is not changed. The buckle accessories installed at the two ends of the adjusting belt can be hung and buckled on the reserved small holes of the sweatband so that the combining position of the adjusting belt on the hat can be adjusted, and therefore a wearer can adjust the hat to be in a proper state. The reinforcing belt connected in the interlayer of the cap body and the sweatband can provide supporting force for the space higher than the head of a wearer during wearing so as to prevent the cap body from deforming due to the influence of natural force. The method has the outstanding advantages of being simple, practical, obvious in effect and easy to popularize.

This invention provides a method and system for reconstructing the outer contour function of a projectile's head shape based on machine vision, belonging to the field of machine vision image processing and automatic parameter calculation technology. First, the invention performs semantic segmentation on the frontal view image of the projectile's head shape to obtain a binary mask of the projectile target, and extracts and crops the outer contour of the head shape segment. Second, through coordinate axis self-calibration and attitude alignment, the standard attitude coordinates of the projectile's head shape outer contour are obtained. Then, in the local coordinate system, geometric constraint feature points are extracted to obtain the endpoints, pixel areas, and single-point coordinates of the projectile's head shape outer contour. Third, a two-parameter head shape outer contour shape function satisfying endpoint constraints is constructed, and the shape parameters are solved using area constraints and single-point constraints to obtain the analytical expression of the head shape outer contour. Finally, the outer contour function and its derivative are substituted into the head shape factor integral formula to achieve automatic calculation of the head shape factor.

A cranial remodeling orthosis (CRO) device for shaping an infant's deformed head shape as the infant's head grows includes an interior surface configuration based upon a modified shape derived from the deformed head shape. The interior surface comprises hold areas to restrain growth of said infant's head. The hold locations and amounts are determined from the modified shape. The interior surface also comprises one or more second areas providing growth room for the infant's head. The second areas are determined from the modified shape. At least one of the second areas is configured to provide extra growth room for the infant's head. Trimlines are provided and the trimlines are used to define the second areas.

1. The name of the design product: drill bit. 2. The use of the design product: used as drill bit. 3. The design points of the design product: the shape of the product, especially the shape of the head of the drill bit. 4. The picture or photo that best shows the design points: A enlarged view.

A method of manufacturing a model for manufacturing a custom cranial remodeling orthosis device for an infant's deformed head includes the steps of receiving a head shape digital file corresponding to the deformed head and processing the head shape digital file to generate a modified shape data file. The modified shape defines hold areas on the deformed head where head growth is to be constrained and at least one growth area where head growth is to occur. The method includes processing the modified shape digital file to produce an extra growth room shape data file comprising extra growth room contiguous to the growth area and utilizing the extra growth room shape data file to manufacture the model.

1. The name of the design product: powder puff (skew head shape). 2. The use of the design product: powder puff for cosmetic use. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.