174 results about "Head scalp" patented technology

The invention discloses a method, device and equipment for generating a head model, a storage medium and a program product. The method is characterized by comprising the following steps of: receiving and verifying original three-dimensional T1 weighted image data and an original three-dimensional grid model; performing tissue segmentation based on the verified three-dimensional T1 weighted image data and the original three-dimensional T1 weighted image data to obtain a cerebral grey matter mask, a cerebral white matter mask, a scalp mask and a skull mask; performing topological structure repair on the brain grey matter mask and the brain white matter mask to obtain a brain mask; respectively converting the scalp mask, the skull mask and the brain mask into a scalp mesh model, a skull mesh model and a brain mesh model; calculating and applying a spatial transformation matrix from the verified three-dimensional grid model to the scalp grid model, and performing spatial registration and fusion on the scalp grid model, the skull grid model and the brain grid model to obtain a head model; the method has the advantages that the efficiency, precision and robustness of head model generation are effectively improved, and the method has good cross-platform deployment capability.

The invention discloses a brain-computer interface signal enhancement and evaluation method fusing physical information. The method comprises the following steps: firstly, based on an individual structure magnetic resonance image, constructing a personalized six-layer brain tissue anatomical model comprising a cortex, a white matter, cerebrospinal fluid, a dura mater, a skull and a scalp, and endowing differentiated conductivity parameters; secondly, neuroelectrophysiology priori knowledge such as neurodynamics and white matter anisotropic conduction is converted into a representation rule which can be learned by a neural network; then, the rules are systematically embedded into a physical information neural network in a differentiable physical constraint form, including a cortical neurodynamic equation residual error, a volume conduction equation residual error of each layer and an interlayer interface continuity constraint; and finally, training a network by using the scalp electroencephalogram signals, and jointly outputting high-fidelity intracranial electroencephalogram signals and multi-modal neurophysiological information by minimizing a loss function containing reconstruction and physical constraints. According to the method, the fidelity, the physical rationality and the clinical interpretability of signal enhancement are effectively improved.

The invention relates to the technical field of intelligent health, in particular to a self-adaptive scalp massage method and system based on a logarithmic spiral structure algorithm and a terminal.The self-adaptive scalp massage method comprises the steps that a head three-dimensional model is obtained, and the local curvature of each collection point is estimated on the head three-dimensional model; generating a logarithmic spiral trajectory function, and performing adaptive adjustment on parameters of the logarithmic spiral trajectory function according to the local curvature; mapping the logarithmic spiral trajectory function to a three-dimensional curved surface of the head three-dimensional model through local projection to generate a target trajectory for massage; the actual pressure value of the massage claw in contact with the scalp when the massage claw moves along the target track is collected in real time, the pressure of the massage claw is adjusted, and self-adaptive scalp massage is achieved. According to the scalp massage method, the precise, uniform and personalized scalp massage effect is achieved by combining the head three-dimensional model, local curvature estimation, self-adaptive target trajectory planning based on the logarithmic spiral trajectory function and pressure adjustment on the massage claws.

The invention relates to the technical field of hair care, and discloses a portable hair care cap based on a phototherapy module, the portable hair care cap comprises a cap body, the phototherapy module is fixedly mounted in the cap body, the outer wall of the cap body is fixedly connected with a shell, and an intelligent control module and a power supply device are arranged in the shell; the intelligent control module is electrically connected with the phototherapy module and the power supply device, and the helmet further comprises a heat dissipation mechanism and a buffer mechanism which are integrally arranged between the phototherapy module and the helmet body; a dynamic power adjusting module and a multi-area cooperative control module are arranged in the intelligent control module. The scalp is divided into independent control areas such as the head top, the foreangle and the temple, each area is provided with an independent LED array and a driving circuit, a user is supported to customize wavelength combination and initial power of each area through an intelligent terminal, the different maintenance requirements of alopecia and early white hair in different areas are met, and single-area or multi-area collaborative phototherapy can be achieved.

The application provides a wearable portable hairband for mental fatigue detection and intervention, a flexible conductive polymer dry electrode is embedded in the inner side of the hairband, the dry electrode is attached to the scalp through mechanical pressure, and thus inductive collection is realized without conductive paste; the output end of the dry electrode collection signal is directly connected to a collection front end located at the side edge of the hairband through FPC, the front end is integrated with an amplifier and an analog-to-digital converter, weak electrical signals on the cerebral cortex are amplified and converted into a data format; a SoC chip is selected as a processor to build a full-integrated edge computing platform inside the flexible fabric hairband, and the calculation task of mental fatigue detection is sunk to the hairband end; an ultrathin bone conduction unit is used as an acoustic output component, which is connected through a flexible circuit and embedded in the inner side of the hairband corresponding to the anatomical site of the user's temple, when the mental fatigue detection result triggers the fatigue warning threshold, a binaural rhythm intervention module is activated to perform binaural rhythm intervention. The application can perform mental fatigue detection and intervention.

The invention provides a hair detection and hair density calculation method based on image input and multi-model analysis. The method comprises the following steps: acquiring a head image by using common imaging equipment; preprocessing the image; inputting the image into a plurality of analysis models for independent analysis; hair detection and hair quantity density calculation precision is optimized through a self-research fusion algorithm and high-order multi-task analysis; outputting the hair quantity estimation, the partitioned hair density, the scalp coverage rate, the health score, the thermodynamic diagram and the trend curve, and generating personalized nursing suggestions. Further, according to the method, images and related data are periodically acquired and stored as historical data, and the historical data are periodically analyzed to generate a hair health change trend; the system can access an additional analysis model or external sensor data through an expansion interface to realize long-term tracking and comprehensive evaluation, so that the evaluation precision and the use value of a user are improved.

Disclosed is a multi-locus TMS (transcranial magnetic stimulation) transducer, including one or more transducer modules configured (i.e., adapted) to be positioned on a scalp of a subject for TMS, each of the one or more transducer modules including five or more coils for TMS of a cortical target of a subject.

The invention relates to the technical field of perm devices, and discloses a transverse air outlet straight hair comb which comprises a shell assembly with an air outlet and a hot air device arranged in the shell assembly. The transverse flow guide part comprises a ventilation part with a plurality of air outlet gaps and a flow guide part for guiding airflow generated by the hot air device to be obliquely blown out from the air outlet gaps, the hair straightening air comb can output hot air in a transverse air outlet mode, the hot air cannot directly blow scalp during hair combing, and only the middle or tip part of the hair is subjected to ironing straightening treatment; according to the hair straightening air comb, the risk of scalp scalding is reduced, damage to hair roots is reduced, the hair straightening air comb has a certain hair caring effect, airflow can be blown out in the direction of hair as long as the hair combing direction is kept consistent with the air outlet direction in the hair combing process, the situation that local hair is messy due to the filament flying phenomenon in the straightening process can be reduced, and the hair straightening effect is improved. And the straightened hair is tidier.

Systems and methods for transmitting brainwaves or control signals via body communication from the brain to the ends of the body to control or activate body parts or even external devices. An EEG coupler / transceiver couples to a person's scalp, comprising an EEG electrode for receiving a brainwave from the person, an EEG body communication coupler, and an EEG antenna for transmitting a signal via the EEG body communication coupler. An activator coupler / transceiver couples to the person's body to stimulate a muscle, comprising a muscle activator, an activator body communication coupler, and an activator antenna for receiving the signal via the activator body communication coupler.

The utility model discloses a magnetic attraction needle hair inserting piece, and relates to the technical field of wigs. Comprising a first magnetic adhesive tape, and a wig is arranged on one side of the first magnetic adhesive tape; the second magnetic adhesive tape is used for being embedded under the hair of the wearer, the first magnetic adhesive tape and the second magnetic adhesive tape are connected through magnetic adsorption, and the hair of the wearer is clamped between the first magnetic adhesive tape and the second magnetic adhesive tape; and the expansion space structure is arranged on the second magnetic adhesive tape. According to the hair piece, the hair of a wearer is clamped and fixed through magnetic attraction connection between the first magnetic attraction adhesive tape and the second magnetic attraction adhesive tape, the clamped hair amount is increased in combination with an expansion space structure, the clamping and fixing stability is improved, and the hair piece is more stable to wear and not prone to falling off. The wearing and removing process is convenient, time is saved, and recycling can be achieved. The magnetic design avoids potential damage of a traditional clip and a double faced adhesive tape to the scalp, and the wearing comfort of a user is improved.

The utility model discloses a massage comb and a comb body, the comb body comprises a base plate and a plurality of comb tooth pieces arranged on the base plate, at least two circles of annular tables with certain flexibility and rebound resilience are arranged on the base plate, the plurality of comb tooth pieces are annularly arranged on the two circles of annular tables, and the comb tooth pieces are arranged on the base plate. The comb tooth piece comprises comb teeth arranged on the comb tooth piece and a push rod arranged opposite to the comb teeth. The comb body further comprises a driving plate and a driving motor which are connected into the comb body in a sliding mode, a shaft rod of the driving motor is fixedly connected with one end of the driving plate, a plurality of path holes penetrating through the driving plate are formed in the driving plate, and the push rods on the comb tooth pieces correspondingly penetrate through the path holes. The driving motor and the driving plate are arranged, the driving motor and the driving plate are matched to be in linkage with the comb tooth pieces on the comb body, in the using process, the swinging comb tooth pieces make contact with the scalp, the massage effect is simulated, head blood circulation is facilitated, and the experience effect of the comb is improved.

To provide a minimally invasive electric negative pressure hair removal device that reduces the time and effort required by a doctor and enables surgery to be performed in a short time. [Solution] The minimally invasive electric negative pressure hair removal device comprises a handle 10, a motor 20, and a perforating tube blade 30. The handle is a tube, and a negative pressure tube connection portion 11 is provided at the rear end of the handle. The motor is disposed within the handle and has a hollow rotating shaft 21, which is inserted into the motor. The front end of the hollow rotating shaft protrudes from the front end of the handle, and the rear end extends into the negative pressure tube connection portion. The perforating tube blade is a tubular blade that is inserted into the hollow rotating shaft from its front end, and is rotated by the hollow rotating shaft. The front end of the perforating tube blade protrudes from the front end of the hollow rotating shaft, and is used to cut out hair follicle units or scalp tissue.

The application discloses a scalp health intelligent evaluation system based on multi-modal imaging and data fusion, relates to the technical field of hair quality detection and analysis, and comprises multi-source heterogeneous scalp data acquisition and fusion decision, abnormal image and sensor data are corrected through high-order PDE interpolation and multi-scale filtering, multi-modal features such as hair follicle morphology, inflammatory hot spots and grease fluctuations are extracted by using CNN / LSTM and adaptive attention, a weighted decision result is generated through multi-head attention and knowledge graph fusion, and the robustness of processing of missing modes is enhanced by means of interpretability visualization and dynamic completion mechanism; after data acquisition is completed, abnormal readings can be automatically detected, and a deep prediction model is used for local interpolation, so that the accuracy and stability of multi-modal decision are improved; meanwhile, a personalized model fine-tuning is introduced, longitudinal incremental training and risk prediction are performed on multiple detection records, and a fine management scheme is provided for long-term monitoring and nursing intervention of scalp health.

The invention relates to the technical field of electroencephalogram head rings, and discloses a head-mounted electroencephalogram collecting device and an information collecting method.The head-mounted electroencephalogram collecting device comprises an annular base, the bottom of the annular base is connected with scalp through medical mucilage glue, a triggering assembly is arranged at the top of the annular base, and a locking assembly is arranged at the top of the annular base; after the paste cup is inserted into the annular base, the top plate is automatically triggered to be close to the paste cup, the top plate drives the piston blocks and the wire through the hollow cylinder to push the conductive paste to be tightly attached to the scalp, the linkage design replaces a traditional mode that the piston blocks are manually pushed one by one, and therefore a large amount of preparation time is saved; meanwhile, the thrust of the piston block to the conductive paste is kept consistent by means of constant pre-tightening force provided by the first spring, force fluctuation of manual operation is avoided, it is ensured that the conductive paste is attached to the scalp with the uniform thickness, local gaps caused by insufficient thrust are avoided, and paste overflow waste caused by too large thrust is avoided.

1. The name of the design product: phototherapy hair band (FG-03). 2. The use of the design product: phototherapy for scalp hair, hair growth physiotherapy. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses a low-temperature starting control circuit and scalp massage equipment, and relates to the technical field of low-temperature starting control, the low-temperature starting control circuit is applied to the scalp massage equipment, and the low-temperature starting control circuit comprises a temperature detection unit which is arranged in a temperature detection area of the scalp massage equipment and used for collecting temperature signals of the temperature detection area; the temperature acquisition end of the control chip unit is connected with the temperature detection unit, and the control chip unit determines a control signal based on the temperature signal; the heating control unit is arranged in a temperature heating area of the scalp massage equipment, the heating control unit is connected with the first control end of the control chip unit, and the heating control unit carries out heating treatment based on the control signal; and the motor control unit is connected with the second control end of the control chip unit, and the motor control unit is started based on the control signal after heating treatment. According to the invention, the low-temperature starting control effect is improved.

1. Name of the designed product: Scalp scanner. 2. Use of the designed product: The designed product is used for detecting the health condition of the scalp. 3. Design points of the designed product: In shape. 4. Picture or photo best indicating the design points: Perspective view 1.

1. The name of the design product: the massage head of a scalp care applicator. 2. The use of the design product: the overall design is used for caring and applying to the scalp, and the partial design is used for massaging the scalp while providing the scalp with the liquid medicine in the container. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view. 5. Other circumstances that need to be explained: the design is a partial design, the part represented by dark color is the part that the design requires protection, the part represented by light color and selected by dotted line is not the part that the design requires protection, and the design does not require protection of color.

The application discloses a head space positioning device and method based on capacitive coupling resistance impedance disturbance imaging. The device comprises a flexible electrode belt, a positioning pen, a data acquisition system and an imaging tracking system. The flexible electrode belt is a multi-layer structure, and has an array type flexible electrode in the inside, so that non-contact resistance impedance measurement is realized in a capacitive coupling mode; the positioning pen touches the scalp and emits an alternating current disturbance signal, so that position marking is realized; the data acquisition system controls the whole measurement and positioning process, and collects resistance impedance data used for disturbance imaging; and the imaging tracking system is used for disturbance imaging and touch point tracking display. The method comprises the following steps: wearing the flexible electrode belt and registering a coordinate system; marking a position on the scalp by using the positioning pen; collecting disturbance resistance impedance data; and performing disturbance imaging, calculating a three-dimensional coordinate of a touch point and displaying. The application has the advantages of simple structure, real-time and rapid response, pixel level positioning precision, and suitability for neurosurgical operation navigation, precise EEG electrode / transcranial electrical stimulation target point pasting and the like.

The invention provides a long hair follicle extraction needle and a hair follicle extraction device, and belongs to the technical field of long hair follicle extraction. The long hair follicle extraction needle comprises a straight tubular needle tube; one end of the needle tube is a drilling end for drilling hair follicles, and a slotted hole is formed in the drilling end of the needle tube; the groove hole comprises an embedded groove section and a penetrating groove section which sequentially extend and communicate in the axial direction of the needle tube. One end of the embedded groove section penetrates through the drilling end of the needle tube, the length L1 of the embedded groove section in the axial direction of the needle tube is larger than or equal to 0.9 time of the scalp thickness, and the width W1 of the embedded groove section 101 in the circumferential direction of the needle tube 1 is matched with the diameter of a single hair. The penetrating-out groove section is used for allowing hair in the needle tube to penetrate out when hair follicles are drilled, the length L2 of the penetrating-out groove section in the axial direction of the needle tube is larger than or equal to 0.9 times of the length L1 of the embedded groove section, and the width W2 of the penetrating-out groove section in the circumferential direction of the needle tube is larger than 1-10 times of the diameter of the hair. Through sectional size optimization of the slotted holes, collaborative improvement among minimally invasive healing, hair winding prevention, hair follicle damage reduction and operation convenience is realized.

The invention provides a training device for brain surgery and a using method of the training device. The training device comprises a scalp layer and a skull layer. The skull layer is covered with the scalp layer, the scalp layer comprises a first scalp module and a second scalp module which are spliced with each other, and the first scalp module and the second scalp module are detachably connected with the skull layer. The scalp layer can be independently replaced, so that the device can be repeatedly used, the use cost is effectively reduced, and resource waste and environmental influence are reduced. In addition, the scalp layer is divided into the first scalp module and the second scalp module which are independently and detachably connected with the skull layer, independent replacement according to the operation approach frequency is achieved, different teaching scenes are met, the whole scalp layer does not need to be replaced every time, consumable consumption is reduced, and training and maintenance cost is reduced.

The head optical application device comprises a base, a gas supply device, a plurality of claw-shaped members and an optical member. The gas supply device is arranged on the base. The plurality of claw-shaped members are arranged around the base. Each claw-shaped member has a claw-shaped body. Each claw-shaped body has a first air passage in a first extension direction. An air vent in communication with the first air passage is arranged on the inner side of the claw-shaped body along the first extension direction. The gas from the gas supply device is discharged from the air vent through the first air passage. The optical member is arranged on the claw-shaped body. The air vent is arranged close to the optical member. The above structure can directly irradiate the light emitted by the optical member to the scalp of the user, improve the light propagation rate, solve the technical problem of the reduction of the light propagation rate caused by the hair shielding in the prior art, achieve the ideal treatment effect, better improve the brain function, and improve the heat dissipation of the head optical application device.

The application relates to the technical field of electroencephalogram signal collection, and discloses a manufacturing method of a semi-dry electrode, a semi-dry electrode and an electroencephalogram signal collection system. The manufacturing method comprises the following steps: pouring a preset amount of liquid gel into a pouring cavity of a pouring mold; the surface of a support is adapted to conduct electricity, and the support is provided with a contact part; inserting the contact part into the pouring cavity to wait for the gel to solidify, and a gap exists between the inner wall of the pouring cavity and the contact part; after the liquid gel is solidified, the solid gel adheres to the contact part to form an electroencephalogram electrode; when the electroencephalogram electrode is in close contact with the scalp, the surface of the scalp and the electroencephalogram electrode are in an electrically connected state. In actual application, the solidified gel can directly pass through the hair and be in close contact with the scalp, so that good electrical contact is formed between the surface of the scalp and the electroencephalogram electrode, and the accuracy of signal transmission is ensured. Therefore, the problem of short circuit between electrode points is avoided.

The application relates to the field of laser treatment equipment, in particular to a laser positioning auxiliary device. The device comprises an arc-shaped track, a first driving component, a sliding block assembly, a second driving component, a laser emission assembly and a positioning wheel. The first driving component is connected with the arc-shaped track and used for driving the arc-shaped track to swing; the second driving component is connected with the sliding block assembly and used for driving the sliding block assembly to move on the arc-shaped track; the laser emission assembly comprises a laser emission end and the positioning wheel; the positioning wheel is in contact with the scalp and used for keeping the distance between the laser emission end and the scalp area in a preset interval. In the application, an X, Y and Z three-axis system can be formed, and the laser emission end is driven to accurately reach any position of the scalp. Meanwhile, through the positioning wheel, laser irradiation can be performed on each scalp area at a preset focal length, so that the laser irradiated on the scalp area can reach a preset intensity, and the treatment effect is improved.

This utility model discloses a child-specific indwelling needle care kit, relating to the field of medical device technology. The key technical features are: a kit body and a cover; a handle is provided on the top of the cover; the kit body has an internally open receiving space; the cover is positioned above the kit body; a zipper connects the kit body and the cover; the kit body contains a scalp puncture layer and a limb puncture layer along its height; two blocks are provided on each of the two opposite inner sidewalls of the kit body; the two ends of the scalp puncture layer are placed on the two blocks; the scalp puncture layer sequentially includes a disposable razor slot, a tourniquet slot, and a treatment towel slot; the limb puncture layer includes a disinfectant test tube slot, a test tube slot, an indwelling needle slot, an adhesive tape slot, a pre-filled catheter flushing solution slot, and a storage slot; the storage slot has shelves inside. This utility model provides layered and categorized storage for medical supplies used for scalp and limb punctures in children.

A doll head with a box braid and related methods for forming such a doll head are described. The doll head is provided with an outer scalp surface, and a box hair transplanting pattern is formed on the outer scalp surface. The box hair transplantation pattern includes a plurality of different box shapes separated by an unpatterned scalp. A plurality of hair is implanted within and extends from each different box shape. It is notable that the hair within each different box shape is woven together to form a box braid that extends from the outer scalp surface and is bonded to the outer scalp surface according to different box shapes.

A scalp needle for subcutaneous injection comprises a fixing seat, a supporting seat and a scalp needle. A bonding layer is arranged on the surface of the fixing seat, and a first fixing buckle and a second fixing buckle are arranged on the fixing seat; the supporting base is connected with the first fixing buckle and the second fixing buckle, and the supporting base is in a wedge shape and provided with an arc-shaped groove used for fixing the skin tip needle on the surface.

A method for controlling E-field intensity for a scalp region and a target brain region of a subject using a multichannel transcranial magnetic stimulation (TMS) coil array having a plurality of TMS coils and a plurality of coil elements includes calculating an electric field (E- field) for each coil element in the mTMS coil array and combining the E-field of two or more coil elements to create a predetermined E-field intensity for the scalp region and a predetermined E-field intensity for the target brain region. The method further includes determining an electrical signal for each coil element based on the calculated E-field corresponding to each coil element, applying the electrical signals determined for the two or more coil elements with combined E-fields simultaneously to the two or more coil elements, and applying the electrical signals determined for each coil element without combined E-fields to the corresponding coil element.

Provided is a hair follicle extraction device, which comprises a rack (11), a puncture mechanism (12), an axial driving mechanism (13), and a rotation driving mechanism (14). The rack (11) is connected to a mechanical arm for adjusting a pose. The puncture mechanism (12) is arranged on the rack (11) and comprises a transmission shaft core (111) and a puncture needle (112). The axial driving mechanism (13) is configured for driving the puncture needle (112) to perform axial translation close to or away from an extraction subject by means of the transmission shaft core (111). The rotation driving mechanism (14) is configured for driving, by means of the transmission shaft (111), the puncture needle (112) to rotate in a reciprocating manner around an axis after the puncture needle (112) pierces the scalp of the extraction subject, so as to extract the corresponding hair follicle. By providing the rotation driving mechanism (14) to drive the puncture needle (112) to rotate in a reciprocating manner, the hair follicle extraction device can achieve hair follicle extraction without head shaving, and meanwhile, by integrating the puncture mechanism (12) with an integrated visual system, miniaturized and operational hair follicle extraction can be achieved.

The present invention provides a wig-fixing strap and a wig piece. The wig-fixing strap includes a base body part used to encircle a user's head; and a connecting part set on the base body part, which is used to fit and connect with and a wig. The above arrangement enables the wig to hold on the user's scalp and to be fixed with the peripheral base body part, thereby greatly improving wearing stability of the wig, without additional adhesive between the wig and the user's scalp, lessening the impact on the user's scalp and helping to ameliorate the health of the user's scalp.