46 results about "Occipital bone" patented technology

A head-mounted display system includes a head-mounted display unit and a positioning and stabilising structure structured and arranged to hold the head-mounted display unit in an operational position over a user's face in use. The positioning and stabilising structure includes a rear support structure adapted to contact posterior regions of a user's head and at least one connector structured and arranged to interconnect the rear support structure to the head-mounted display unit. The rear support structure is in the form of a hoop comprising an occipital portion configured and arranged engage the user's head along a portion of the occipital bone adjacent a junction where the neck muscles attach to the occipital bone in use.

The utility model discloses a portable and comfortable head-mounted support and a surgical field shooting device. The head-mounted support comprises a front support used for being worn on the forehead of a human body; the rear support is used for being worn on the occipital bone of the human body; the left end of the front bracket is connected with the left end of the rear bracket through the first connecting belt; the right end of the front bracket is connected with the right end of the rear bracket through the second connecting belt; and the top side edge of the front bracket is connected with the top side edge of the rear bracket through the third connecting belt. The front support and the rear support are connected through the first connecting band, the second connecting band and the third connecting band, the structure between the front support and the rear support can be simplified, the structural weight between the front support and the rear support is reduced, stable wearing of the head-mounted support on the head of a wearer can be achieved, the weight of the head-mounted support can be reduced, and the head-mounted support is more convenient to use. Therefore, the wearing comfort of the head-mounted bracket is improved.

A non-full-covering single flight vehicle helmet comprises a helmet body, goggles are arranged on the front portion of the helmet body, a temporal bone-occipital bone annular air cushion is arranged on the inner wall of the lower portion of the helmet body, a top bone-frontal bone cap-shaped air cushion is arranged on the inner wall of the upper portion of the helmet body, an inflatable neck support is arranged at the bottom of the helmet body, a gas generator is arranged on the back of the helmet body, and the inflatable neck support is connected with the gas generator through a pipeline. The inflatable neck support is contained in a net-shaped braid arranged along the edge of the bottom of the helmet, the upper portion of the net-shaped braid is connected to an interlayer between the helmet and the parietal bone-frontal bone cap-shaped air cushion, and the net-shaped braid is made of elastic materials. The temporal bone-occipital bone surrounding air cushion and the parietal bone-frontal bone cap-shaped air cushion are both non-trigger type air cushions, are provided with snap fasteners connected with the helmet, and are both of a multi-layer structure. According to the scheme, the non-triggering air cushion is integrated in the helmet, and the triggering type neck support air bag is arranged, so that a pilot is effectively protected.

A modular mounting system for mounting an animal skull to a wall, comprising a backer plate, a pivot joint, an elongated member, and a lock. The backer plate has a mounting stem protruding from its front side and is coupled to the wall on its back side. The elongated member, pivotally mounted to the pivot joint, has a flattened surface for receiving a removable tip and a notch for sliding into a foramen magnum of the animal's skull. The removable tip can be removably coupled to the flattened surface of the elongated member and is selectively detachable to accommodate varying skull geometries. The system also includes a retention member to selectively restrict and permit rotational movement, a support plate coupled to the elongated member, and a display fixed between the backer plate and the lock. The system allows for the secure and adjustable display of animal skulls.

The utility model discloses an occipital bone axis distraction measuring device, and belongs to the field of medical instruments. The occipital bone and axis distraction measuring device comprises a moving assembly, a first distraction rod, a second distraction rod, a stabilizing assembly and a measuring piece, the first distraction rod and the second distraction rod are installed at the two ends of the moving assembly, the stabilizing assembly is installed between the first distraction rod and the second distraction rod, and the measuring piece is connected with the moving assembly, the first distraction rod or the second distraction rod. The moving assembly is used for adjusting the distance between the first distraction rod and the second distraction rod, the stabilizing assembly is used for providing supporting force for the first distraction rod and the second distraction rod, the measuring part is used for displaying the distance between the first distraction rod and the second distraction rod, and a first acting part is arranged at the end, away from the moving assembly, of the first distraction rod. A second acting part is arranged at the end, away from the moving assembly, of the second distraction rod. The joint gap of the atlantoaxial joint can be stably and accurately expanded, and the problems that in the prior art, a pair of simple expanding forceps is prone to loosening, and adjustment is not accurate are solved.

The invention relates to a helmet (1) comprising a helmet shell (2) and a strap system (3). The strap system (3) has a chin strap (4) with a chin rest (5). A left end of the chin strap (4) is connected to a front left tension strap (11) and a rear left tension strap (13), while a right end of the chin strap (4) is connected to a front right tension strap (12) and a rear right tension strap (14). The front left tension strap (11) and the front right tension strap (12) are each pivoted onto a front half 44 of the helmet shell (2). The rear left tension strap (13) and the rear right tension strap (14) are each pivoted onto a rear head rest (20).The occipital support body (20) is articulated on a left side of the helmet 1 by means of a stiffened left occipital support strut (21) and on a right side of the helmet by means of a stiffened right occipital support strut 22 above the occipital support body 20 to the helmet shell 2.

A back panel for a cervical collar is described. The cervical collar back panel features an attachment panel and one or more cervical panels. In one embodiment, a pair of cervical panels are arranged to provide a symmetric architecture during a donning process to support multiple orientations. For example, a first cervical panel may be oriented above a second cervical panel in a first orientation or below the second cervical panel in a second orientation. In another embodiment, a single cervical panel features a first segment and a second segment. Each of these segments supports occipital and upper trapezius support on different sides of the cervical spine.

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 provides an upper respiratory tract simulation training model, which comprises a bottom plate, a connecting assembly and a training assembly, and is characterized in that the top of the bottom plate is fixedly connected with a first fixing block; the connecting assembly is arranged on one side of the first fixing block and comprises a chest shell, a cervical vertebra body and an occipital bone. According to the upper respiratory tract simulation training model, a real human anatomical structure is restored through the cervical vertebra body, the occipital bone, the airway, the mandible and the like, the upper respiratory tract structure is convenient to learn and understand, the structure part is provided with a normal version and a lesion version, the mandible shell can be pulled outwards, an instrument can enter a correct position conveniently, and the training efficiency is improved. Under the action of a first fixing block and a bottom plate, actual operation training of a laryngeal mask and a laryngoscope is facilitated, under the action of a second fixing block and the bottom plate, an occipital bone, a front skull, a cervical vertebra body and the like are conveniently driven to be subjected to angle fixation, body position adjustment needed during operation is facilitated, and use flexibility is enhanced.

The application discloses an image processing method, device and equipment and a storage medium. The method comprises the following steps: acquiring a head contour image, processing the head contour image, and obtaining a head contour edge image; determining a plurality of target feature points on the head contour edge image; wherein the plurality of target feature points comprise a nasal root feature point, an alar point feature point and an occipital protuberance feature point; determining a reference distance based on a first coordinate of the nasal root feature point and a second coordinate of the occipital protuberance feature point; determining a central sulcus position based on the reference distance and the first coordinate; determining a target space position based on the central sulcus position and a third coordinate of the alar point feature point; wherein the target space position comprises a central preoccipital space position and a central postoccipital space position. The technical scheme of the application automatically determines the central preoccipital space position and the central postoccipital position, and the result has high accuracy.

A system for providing warmth and protection to a wearer's head includes headwear configured to cover the wearer's head, neck, face, and first portion of hair. The headwear includes a first end, a second end, a first opening for the wearer's eyes, and a second opening configured to accommodate a second portion of hair. The second opening is positioned such that, when the wearer is wearing the balaclava, the second opening is located beneath an occipital bone, an occipital lobe, and a cerebellum of the wearer. The system can further include a helmet. The second opening can be configured to be positioned below a bottom of a rear portion of the helmet. The first opening can be positioned axially between the first end and the second end of the balaclava. The second opening can be positioned axially between the first opening and the first end of the balaclava.

A patient interface for treatment of sleep disordered breathing, comprising a positioning and stabilising structure to provide a force to hold a seal-forming structure in a therapeutically effective position on the patient's head, the positioning and stabilising structure comprising at least a first strap portion connected to each lateral side of the plenum chamber and configured to overlie lateral surfaces of the patients head and overlie the parietal bones and / or the occipital bone of the patient's head in use, and a second strap portion having a pair of ends connected to the first strap portion, each end of the second strap portion being connected to the first strap portion at a location proximate a respective one of the patient's ears in use, the second strap portion being configured to overlie a superior region of the patient's head in use.

A cervical collar having an anterior component including a main support, an intermediate support pivotally connecting to the main support at a rear portion of the anterior component, and forming a frontal opening with the main support. An adjustment mechanism connects the main support to the intermediate support and locks a position of the intermediate support relative to the main support at a front portion of anterior component. The adjustment mechanism has an actuator for disengaging the main support from the intermediate support at the front portion and permits the intermediate support to pivot relative to the main support at the rear portion to vary a height of the frontal opening. A posterior component of the cervical collar is adapted to provide improved anterior-posterior and lateral occipital support.

A system for electrical stimulation and recovery of impressed currents during sleep to measure the electrical impedance of intracranial tissue through a single-frequency current stimulation, and decrease the brain impedance through other stimulation parameters, thereby increasing extracellular space and improving glymphatic flow (as indexed dynamically by the concurrent brain impedance measure). A skin-path-correction factor is estimated to allow the subtraction of the electrode-to-skin impedance and thereby estimate the brain impedance compartment separately. Based on computational modeling of electrical conductivity of head tissues, the electrodes are placed at forehead and nuchal sites to optimize current flow through high-conductive skull orifices. Current flow estimation is monitored at the critical orifice of the foramen magnum, and safety limits are monitored and enforced for individual electrodes and for key brain structures.

At least one embodiment relates to a configurable helmet comprising a shell, a padding portion coupled to the shell and comprising a first portion and a second portion, and a gap section disposed between these two portions. A spring is coupled at a first end to the first portion and at a second end to the second portion allowing for movement of the second portion with respect to the first portion to allowing size adjustment to fit a person's head. There can be an occipital pad coupled to the padding section, the occipital pad having an expanded portion for extending below an occipital bone on a person when they are wearing the helmet. There can be a visor adapter which is configured to secure a visor to a helmet, and having a clip configured to secure the visor adapter to said shell of the helmet.

At least one embodiment relates to a configurable helmet comprising a shell, a padding portion coupled to the shell and comprising a first portion and a second portion, and a gap section disposed between these two portions. A spring is coupled at a first end to the first portion and at a second end to the second portion allowing for movement of the second portion with respect to the first portion to allowing size adjustment to fit a person's head. There can be an occipital pad coupled to the padding section, the occipital pad having an expanded portion for extending below an occipital bone on a person when they are wearing the helmet. There can be a visor adapter which is configured to secure a visor to a helmet, and having a clip configured to secure the visor adapter to said shell of the helmet.

A back sheet for a neck collar is described. The collar back panel features an attachment panel and one or more neck panels. In one embodiment, a pair of neck pieces are arranged to provide a symmetric architecture during a wearing process to support multiple orientations. For example, the first neck sheet may be above the second neck sheet in a first orientation, or below the second neck sheet in a second orientation. In another embodiment, a single neck sheet features a first segment and a second segment. Each of these segments supports the occipital bone and the upper trapezius muscle at different sides of the cervical vertebra.

A cervical collar having an anterior component including a main support, an intermediate support pivotally connecting to the main support at a rear portion of the anterior component, and forming a frontal opening with the main support. An adjustment mechanism connects the main support to the intermediate support and locks a position of the intermediate support relative to the main support at a front portion of anterior component. The adjustment mechanism has an actuator for disengaging the main support from the intermediate support at the front portion and permits the intermediate support to pivot relative to the main support at the rear portion to vary a height of the frontal opening. A posterior component of the cervical collar is adapted to provide improved anterior-posterior and lateral occipital support.

The utility model relates to the technical field of medical health care instruments, and discloses a sky drum sounding instrument, an electric striking device in a shell of the sky drum sounding instrument comprises a motor, a striking arm, a striking hammer, a striking column and two pillow contact columns which are arranged in the shell, the striking column and the pillow contact columns are arranged on a column seat, the two pillow contact columns extend out of the shell, and the motor is connected with the striking arm. One end of the bouncing arm is provided with a bouncing hammer, the other end of the bouncing arm is matched with an impeller driven by a motor, two ends of the impeller are of slope-shaped structures, when the motor rotates, the bouncing arm is pressed through the slope-shaped structures of the impeller, so that the bouncing hammer end of the bouncing arm is tilted, and the bouncing arm is provided with a spring opposite to the pressing acting force of the impeller. Under the acting force of the spring, the elastic striking arm resets, and the elastic striking hammer knocks the elastic striking column at the same time, so that the sound is transmitted to the occipital bone of the brain through the occipital contact column to realize automatic sounding of the sky drum, and the sky drum has the characteristics of simple structure and high practicability.

Disclosed herein are occipital plates that include a fixation plate portion and at least two extensions integrally connected to the fixation plate portion and extending away from the fixation plate portion. The fixation plate portion has a plurality of through-holes for receiving bone screws that secure the occipital plate to a patient's skull or, specifically, the occiput. Each extension includes a slot for removably receiving a rod connector or a rod-to-rod connector, the slots having an entry area or portion for receiving a connector and a holding area or portion for maintaining the connector in the slot.

The invention relates to the technical field of medical instruments, and particularly discloses a capacity expansion assembly for occipital cistern reconstruction, the capacity expansion assembly for occipital cistern reconstruction comprises a plate body, one side of the plate body is provided with a groove, the plate body is provided with a plurality of first connecting parts, the plurality of first connecting parts are all located on the periphery of the groove and are arranged at intervals, and the first connecting parts are connected with the plate body. The first connecting part is used for being connected with the occipital bone and / or the atlas; the plate body is provided with at least one second connecting part, and the second connecting part is arranged at the bottom of the groove and used for fixing the meninx. The arrangement is beneficial to relieving brain tissue compression and recovering cerebrospinal fluid circulation. Due to the fact that the plate body has the supporting capacity, when the intracranial pressure is increased, deformation cannot occur, and stable supporting is formed on the meninx, so that the probability that cracks appear at the meninx suture position is reduced, the possibility that cerebrospinal fluid overflows and the meninx protrudes is reduced, and the operation recovery speed is increased; the condition of scar adhesion is reduced, smooth circulation of cerebrospinal fluid is facilitated, and the probability of secondary operation is reduced.

The utility model relates to the technical field of medical instruments, in particular to occipital neck chest reduction fixing equipment which comprises an occipital bone fixing assembly and two posterior cervical approach pre-bending rods arranged at the two ends of the occipital bone fixing assembly, the occipital bone fixing assembly comprises an occipital bone plane plate used for fixing an occipital bone, and fixing screws are arranged at the two ends of the occipital bone plane plate. One ends of the two posterior cervical pre-bending rods are respectively fixed on the adjacent fixing screws, the two posterior cervical pre-bending rods are respectively provided with a plurality of screw assemblies for fixing the posterior cervical pre-bending rods and vertebrae, and one of the posterior cervical pre-bending rods is also provided with a universal screw for assisting in shape correction. By means of the occipital bone fixing assembly, the posterior neck pre-bending rod and the adjustable rod, when the device is used, treatment of diseases such as skull base depression and restoration of atlantoaxial odontoid process structures can be achieved, and on the basis, strengthening and fixing of a series of long sections of the occipital bone, the cervical vertebra and the thoracic vertebra can be achieved at the same time.

In a pillow according to the present invention, a main support section applies pressure to in a planar manner and supports, within a region between the superior nuchal line and inferior nuchal line of the occipital bone of a supine person, at least a region from the left end of the portion at which the trapezius muscle is attached to the occipital bone to the portion at which the left sternocleidomastoid muscle is attached to the occipital bone, and a region from the right end of the portion at which the trapezius muscle is attached to the occipital bone to the portion at which the right sternocleidomastoid muscle is attached to the occipital bone. An auxiliary support section having a lower support height than the main support section applies pressure to and supports the head part more on the parietal side than the superior nuchal line of the supine person. This pillow includes a hole dug downward in the vertical direction with respect to the thickness of the auxiliary support section at a position more on the upper side in the body height direction than the auxiliary support section for supporting the head part on the parietal side of the supine person.

The invention relates to a 3D printing auxiliary stereotactic helmet which comprises a half front helmet, first positioning parts are arranged on the half front helmet and located on the two sides of the front forebone of a patient, alloy head nails of a stereotactic headstock abut against the first positioning parts, and a half rear helmet is arranged on the back side of the head of the patient in a buckled mode and located on the two sides of the front forebone of the patient. The second positioning parts are arranged on the half-rear helmet and located on the two sides of the rear occipital bone of the back side of the head of the patient, alloy head nails of the stereotactic headstock abut against the second positioning parts, the fastening unit is arranged between the half-front helmet and the half-rear helmet, and when the half-front helmet and the half-rear helmet are buckled together, the alloy head nails of the stereotactic headstock abut against the alloy head nails of the stereotactic headstock. The side faces of the first positioning part and the second positioning part are tightly attached to the two sides of the anterior frontal bone and the two sides of the posterior occipital bone of the patient respectively, the helmet can effectively reduce resistance behaviors such as crying and restlessness, and the problem of positioning errors caused by restlessness or scalp deformation of the patient in a traditional head frame is solved.

A system for electrical stimulation and recovery of impressed currents during sleep to measure the electrical impedance of intracranial tissue through a single-frequency current stimulation, and decrease the brain impedance through other stimulation parameters, thereby increasing extracellular space and improving glymphatic flow (as indexed dynamically by the concurrent brain impedance measure). A skin-path-correction factor is estimated to allow the subtraction of the electrode-to-skin impedance and thereby estimate the brain impedance compartment separately. Based on computational modeling of electrical conductivity of head tissues, the electrodes are placed at forehead and nuchal sites to optimize current flow through high-conductive skull orifices. Current flow estimation is monitored at the critical orifice of the foramen magnum, and safety limits are monitored and enforced for individual electrodes and for key brain structures.

As shown in the reference plan view, this product has a cervical support section formed along the width direction at the front to support the cervical vertebrae, and an occipital support section formed at the rear center in the width direction to support the occipital area. When the user turns over in their sleep, the side head support sections on the left and right of the occipital support section support the side head.

This utility model discloses a head-mounted support and surgical field imaging device. The head-mounted support includes: a front support for wearing on the forehead; a rear support for wearing on the occipital bone; the front and rear supports are connected by a connecting strap; and at least two mounting bases, each switchably mounted on the front side wall of the front support, and each mounting base is used to accommodate different functional devices. Multiple mounting bases can be selectively mounted on the front support, and different mounting bases can accommodate different functional devices. Thus, by changing the mounting base, the functional device mounted on the head-mounted support can be changed. Users can select the required functional device according to their actual needs, install it on the corresponding mounting base, and then install that mounting base on the front support, making the head-mounted support compatible with different functional devices, thereby improving the ease of use of the head-mounted support.

A patient interface includes a positioning and stabilizing structure having a headgear including an annulus portion having an upper portion configured to cover a parietal bone of a patient's head in use and a lower portion configured to cover or underlie an occipital bone of the patient's head in use. The girdle portion defines a loop having a pair of upper strap portions configured to be connected between the girdle portion and the cushion assembly on each side of the patient's head above the root of the nose in use. The headband may include a rigidified portion. The headband may be integrally formed by plain stitch knitting, and the band portion may include a blind guide to provide a tactile indication of the position of the fastening portion.

According to the neck protector, the physiological curvature of the cervical cone is protected through an elastic mechanical structure, excessive head lowering and forward leaning are prevented, and the neck muscle group strength is enhanced. Comprising an upper adjustable elastic supporting assembly, a lower adjustable elastic supporting assembly and a torsion spring assembly. The upper adjustable elastic supporting assembly and the lower adjustable elastic supporting assembly are connected through the torsion spring assembly and rotate with the torsion spring assembly acting on the rear portion of the neck as the rotating axis, and therefore the supporting and moving functions are achieved. Meanwhile, the fitting degree and the rotating resistance can be adjusted by adjusting the radian and the static included angle of the upper supporting assembly and the lower supporting assembly. When the neck is in a static state, the neck protector provides elastic supporting and relaxing functions for the lower jaw, the occipital bone, the cervical vertebra and the rear part of the neck; when the neck is in a dynamic state, the function of exercise training is provided for neck muscles, and finally the comprehensive nursing effects of protecting the natural physiological curvature of the cervical vertebra and enhancing the strength of the neck muscles are achieved.

The invention provides an inner ear drug delivery method in a magnetic control targeting cochlea, and relates to the technical field of magnetic material application, and the method comprises the following steps: preparing a novel magnetic material carrier; the method comprises the following steps: after anesthetizing a rat, identifying occipital bone and positioning semicircular canals of the rat under an operating microscope, performing minimally invasive drilling by adopting a 1mL injector, and injecting a novel magnetic material carrier loaded with a target inner ear medicine into the semicircular canals of the rat; when the rat semicircular canal administration meets a preset time threshold value, the rat is placed in a 9.4 T magnetic resonance magnetic field, the magnetic field direction is from the bottom of the cochlea to the top of the cochlea, the target inner ear medicine is driven to move in the cochlea lymph, and target area release is executed. According to the invention, the technical problem that the medicine is difficult to uniformly and accurately distribute in the inner ear due to the fact that the medicine can only passively move along with cochlea lymph fluid and cannot be administrated to a specific part in the cochlea in a traditional inner ear local administration method is solved.