22 results about "Finger size" patented technology

Provided is a blood flow authentication ring that can achieve focus in a captured image regardless of finger size, can prevent reduction of contrast due to external light, or simplifies personal registration. A blood flow authentication ring in an embodiment of the present invention is a blood flow authentication ring having a ring-shaped cover member to be worn on a finger and configured to perform authentication with finger blood flow. The cover member at least includes an irradiation device to irradiate the finger with light and an imaging device to capture an image of light transmitted through the finger. An adjusting member is provided between an inner circumference of the cover member and the finger. The adjusting member has a function of at least one of a size compensation member and a low reflection member.

The invention discloses an intelligent ring which comprises a ring body and an adjusting assembly, the ring body is provided with at least two oppositely arranged connecting ends in the circumferential direction of the intelligent ring, and a notch is formed between the two oppositely arranged connecting ends; the adjusting assembly is arranged at the notch, and the two ends of the adjusting assembly are detachably connected with the two connecting ends correspondingly to form an annular structure. The adjusting assembly comprises a plurality of knuckle units arranged in the circumferential direction of the intelligent ring, and any two adjacent knuckle units are detachably connected and can relatively rotate by a preset angle; in the invention, the finger size is adapted by increasing or decreasing the number of the knuckle units included in the adjusting assembly, and excessive extrusion force is avoided, so that the wearing comfort is improved. The knuckle units can rotate relatively, so that the flexibility and adaptability of the ring can be improved, the ring can be more fit with the shape of a finger, and the discomfort is reduced.

The fingerprint capture device includes a removable, magnetically attached finger aperture selector that facilitates reconfiguration of the device to image a wide range of finger sizes and body regions. The device housing and selector are also configured for one-handed use based on the angle and location of the imaging actuator and selector relative to the device handle. The device includes a camera calibration mount that facilitates adjustment of camera alignment. Software usable with the device can normalize fingerprint features based on the age and personal characteristics of the subject being imaged.

Provided is a blood flow authentication ring that can achieve focus in a captured image regardless of finger size, can prevent reduction of contrast due to external light, or simplifies personal registration. A blood flow authentication ring in an embodiment of the present invention is a blood flow authentication ring having a ring-shaped cover member to be worn on a finger and configured to perform authentication with finger blood flow. The cover member at least includes an irradiation device to irradiate the finger with light and an imaging device to capture an image of light transmitted through the finger. An adjusting member is provided between an inner circumference of the cover member and the finger. The adjusting member has a function of at least one of a size compensation member and a low reflection member.

This utility model relates to the field of wearable medical device technology, and discloses an adjustable pulse oximeter finger clip that prevents slippage. It includes a lower housing and a detector. A central shaft is rotatably connected to the top center of the lower housing, and an upper housing is rotatably connected to the outside of the central shaft. An airbag is fixedly connected to the front outer side of the lower housing, and a connecting tube is fixedly connected to the inside of the lower housing. A balloon is fixedly connected to the rear side of the lower housing, and a one-way valve is provided at the rear end of the balloon. A spring plate is fixedly connected to the inside of the balloon, and an adjustment component for deflating the airbag is provided at the top of the balloon. In this utility model, the airbag can compress and wrap around the finger, adapting to measurements of different finger sizes, preventing the finger clip from loosening, and improving measurement accuracy. The Velcro closure, with its barbed and textured surfaces, adheres to the finger clip, increasing its stability and preventing slippage.

A fingerprint capture device includes a removable, magnetically attached finger aperture selector to facilitate reconfiguration of the device to image a wide range of finger sizes and body regions. The device housing and the selector are also configured for one-handed use, based on the angle and location of the imaging actuator and the selector relative to the device handle. The device includes a camera calibration mount to facilitate adjustments to the camera alignment. Software that is usable with the device can normalize the fingerprint characteristics based on the age and individual characteristics of the subject being imaged.

The fingerprint acquisition device includes a removable, magnetically attached finger aperture selector to facilitate reconfiguration of the device to image various finger sizes and body regions. The housing and selector of the device are also configured for single hand use as a function of the angle and position of the imaging actuator and selector relative to the device handle. The apparatus includes a camera calibration bracket to facilitate adjustment of camera alignment. Software usable with the device may normalize the fingerprint characteristics as a function of the age and individual characteristics of the imaged subject.

The invention relates to the field of instruments for helping old people, and particularly discloses a miniature robot capable of helping old people to fasten clothes and buttons, the miniature robot comprises at least two robot units which can be worn on fingers of a user, and the robot units work cooperatively to assist in completing button fastening or zipper pulling actions; each robot unit comprises an adjustable finger ring base body which is used for being matched with finger sizes of different users and ensuring stable wearing; the flexible operation surface module is positioned on the outer side of the ring base body; by adopting the dual-mode adjusting finger ring base body and combining thermoplastic material deformation and a micro motor driving technology, different finger sizes and physiological changes can be accurately adapted, the wearing stability and comfort are ensured, and the problems that a traditional auxiliary device is prone to falling off and high in compression feeling are solved; millimeter-level deformation is achieved through voltage regulation and control, the miniature button can be gently pinched and held, enough friction force can be provided to complete the button penetrating action, and the defects of finger strength attenuation and poor coordination of old people are effectively overcome.

The invention relates to the technical field of rehabilitation instruments, and provides a quick-release fingerstall and a rehabilitation training manipulator, the quick-release fingerstall is used for being mounted on a pneumatic finger flexion and extension piece of the rehabilitation training manipulator, and the quick-release fingerstall comprises a flexible fingerstall and a fingerstall connecting piece. The flexible fingerstall is used for being worn on a finger; the fingerstall connecting piece is mounted on the flexible fingerstall, and the fingerstall connecting piece is detachably connected with the pneumatic finger flexion and extension piece, so that the flexible fingerstall is detachably mounted on the pneumatic finger flexion and extension piece. The flexible fingerstalls are detachably installed on the pneumatic finger bending and stretching parts through the fingerstall connecting parts so that the flexible fingerstalls of different sizes can be flexibly replaced according to the finger sizes of different patients, wearing is more comfortable, the problem that a uniform-size glove is too tight or too loose is fundamentally solved, the mechanical efficiency of grabbing and stretching action training is improved, and the training effect is good. Therefore, the direct effect of rehabilitation training is remarkably enhanced, the hand function can be recovered more quickly, and in addition, only the flexible fingerstalls are replaced, so that the cost is greatly reduced.

According to an embodiment of the present disclosure, a wearable electronic device may comprise: a housing having a ring shape; a plurality of pressure sensors spaced apart from each other in an inner space of the housing; at least one processor including processing circuitry; and a memory for storing instructions. According to an embodiment, the instructions, when executed individually or collectively by the at least one processor, may cause the wearable electronic device to obtain a plurality of pressure values through the plurality of pressure sensors. According to an embodiment, the instructions, when executed individually or collectively by the at least one processor, may cause the wearable electronic device to compare the plurality of obtained pressure values. According to an embodiment, the instructions, when executed individually or collectively by the at least one processor, may cause the wearable electronic device to determine, on the basis of a result of the comparison, that pressure has been generated according to the size of the finger of a user wearing the wearable electronic device, if the difference between the plurality of pressure values is within a designated range. In addition to various embodiments disclosed in the present document, other various embodiments are possible.

Various embodiments for customizing a user interface based on user capabilities are described herein. An embodiment operates by determining a biometric of a user representing a characteristic of a finger size of the user based on an interaction performed by the user. It is determined that the biometric of the user indicates an ability of the user to navigate a user interface with one or more different features based on an ability of the user to interact with at least one existing feature of the user interface. Based on the determined biometric an identity of the user is determined. The determined identity of the user is verified by performing one or more verification actions subsequent to the determining the identity of the user. The user interface is customized, one or more different features corresponding to the finger size of the user are displayed.

The utility model discloses a non-invasive finger clip needle roller device, which relates to the field of medical care and human body meridian stimulation equipment, and comprises a finger clip holding component, a needle roller component, a needle roller component, a needle roller component, a needle roller component, a needle roller component, a needle roller component and a needle roller component, and is characterized in that the finger clip holding component is provided with an ergonomic deformation structure conforming to finger structures to improve clamping stability and wearing comfort; the rolling needle assembly is arranged in the clamping area of the finger clamp holding assembly and comprises a rolling wheel part composed of a plurality of needle bodies, the needle bodies are arranged in an array mode along the periphery of a rolling wheel, and the rolling wheel is of a non-planar concave structure in appearance and used for forming multi-point stimulation contact on the surfaces of the fingers and acupuncture points of the fingers in the rolling process; due to the non-planar concave structure, the rolling needles can be attached to physiological fluctuation of the surfaces of fingers during rolling, especially finger joint areas, and more effective acupuncture point stimulation and massage effects are achieved. The groove-shaped structure dynamically adapts to different finger sizes, and self-adaptive clamping is achieved by combining the elastic deformation characteristic of the bent arc transition section; the wearing and sliding operations can be completed by a single person, and complicated adjusting steps are not needed.

The utility model relates to the technical field of lighting, in particular to a wearable finger lamp which comprises a ring, a tightening assembly, a mounting plate and a lamp body, the ring of the wearable finger lamp is of an annular structure with an opening in one side, the ring is allowed to deform to adapt to the sizes of different fingers, the tightening assembly is composed of two clamping shafts and an elastic belt, and the lamp body is arranged on the mounting plate. According to the design, the finger lamp can be easily fixed on the finger, the tightness can be adjusted according to the thickness of the finger, and the wearing comfort and stability are ensured.

The present invention provides a blood collection device and a blood collection method capable of fixing a finger of a blood collection subject to a puncture needle or a blood collection tube within a prescribed range regardless of individual differences, and performing accurate puncture of the puncture needle and compressing of the blood collection tube to a desired target position of the fingertip, and quick collection of blood from the puncture site. This blood collection device comprises: a puncture means (110) for puncturing fingers; a compression means (13) for compressing the fingers; a control unit; a detection means (19) for detecting a state related to blood flow of the fingers; and a detection means for detecting an output state by the compression means (13), wherein the control unit sets a condition for compressing according to at least one of the size and shape of the fingers, and controls the output by the compression means (13) on the basis of the state related to the blood flow of the fingers and the output state of compressing the fingers. This blood collection method sets a compression condition according to at least one of the size and the shape of the finger, and adjusts the compression force on the basis of the state related to the blood flow of the fingers and a compression state in which the fingers are compressed.

The present invention provides a blood flow authentication ring that can focus photographic images regardless of finger size, prevent contrast degradation due to external light, and simplify user login. The blood flow authentication ring, according to one aspect of the present invention, comprises a ring-shaped cover member that is mounted on a finger and performs authentication through the finger's blood flow. The cover member is provided with at least: an irradiation device for irradiating light onto the finger; and an imaging device for capturing light transmitted through the finger. An adjustment member is provided between the inner periphery of the cover member and the finger; the adjustment member functions as at least one of a size correction member and a low-reflection member. The adjustment member is disposed at least between the inner periphery of the cover member and the back of the finger.

The present invention discloses a grip-adaptive underactuated hand exoskeleton mechanism from base to tip and the underactuated linkage mechanism therein. The hand exoskeleton mechanism comprises: an underactuated linkage mechanism and a back-of-hand base plate, a pipeline mechanism driving the underactuated linkage mechanism, and a drive motor group installed at the distal end. The distal end of the underactuated linkage mechanism is bound to the distal end of the finger, and the motor group drives the pipeline mechanism and is assisted by a return spring installed on the linkage mechanism to achieve active flexion / extension of all fingers and active abduction / adduction of the thumb. The underactuated linkage mechanism and the fingers together form a multi-degree-of-freedom mechanism that can automatically adapt to different finger sizes and the different sizes and shapes of grasped objects. The self-adaptive gripping underactuated hand exoskeleton mechanism described in the present invention is mainly used for rehabilitation training of finger function in hemiplegic patients after stroke and to assist finger movement in daily life for patients who cannot recover.

The invention discloses a non-invasive finger clip needle roller device and a use method thereof, and relates to the field of medical care and human body meridian stimulation equipment, and the device comprises a finger clip holding assembly which is provided with an ergonomic deformation structure conforming to a finger structure so as to improve the clamping stability and the wearing comfort; the rolling needle assembly is arranged in the clamping area of the finger clamp holding assembly and comprises a rolling wheel part composed of a plurality of needle bodies, the needle bodies are arranged in an array mode along the periphery of a rolling wheel, and the rolling wheel is of a non-planar concave structure in appearance and used for forming multi-point stimulation contact on the surfaces of the fingers and acupuncture points of the fingers in the rolling process; due to the non-planar concave structure, the rolling needles can be attached to physiological fluctuation of the surfaces of fingers during rolling, especially finger joint areas, and more effective acupuncture point stimulation and massage effects are achieved. The groove-shaped structure dynamically adapts to different finger sizes, and self-adaptive clamping is achieved by combining the elastic deformation characteristic of the bent arc transition section; the wearing and sliding operations can be completed by a single person, and complicated adjusting steps are not needed.

The utility model discloses a finger rehabilitation training device, including base plate, draw a rope, stretch spring and a plurality of blocks, is provided with the bandage on the base plate, the bandage is used for the bandage on the back of the hand of patient with base plate, is provided with the mounting groove and the perforation on the base plate, one end of perforation extends to the mounting groove, and the other end extends to the edge of base plate, one end of stretch spring is fixed on the side wall of mounting groove, and the other end is connected in draw a rope, draw a rope passes through the perforation and extends forward, be provided with the through -hole on the block, and the distal end of draw a rope passes through the through -hole of a plurality of blocks in proper order to form a string with a plurality of blocks. The utility model discloses a finger rehabilitation training device, adopt the elastic flexure component formed by the modularization block body of draw a rope series connection, and the length of device can be flexibly adjusted through increasing or reducing the number of blocks, adapts the finger size of different patients, solves the fixed length of traditional metal elastic board's defect.

The utility model provides an oxyhemoglobin saturation detection device which comprises a first clamping plate and a second clamping plate, and further comprises two connecting plates arranged on the two sides of the first clamping plate, mounting grooves are formed in the two sides of the second clamping plate, and the connecting plates are clamped in the corresponding mounting grooves; and the fixing piece is slidably arranged on the side face of the second clamping plate, penetrates into the mounting groove, is clamped to the side face of the connecting plate and is used for fixing the connecting plate to the mounting groove. Compared with a traditional detection device, the connection mode of the first clamping plate and the second clamping plate is changed in the scheme, so that the fingers can be stressed more uniformly when being clamped instead of only applying large force to the ends of the fingers, discomfort possibly caused by too large local stress can be reduced, pressure is not needed to be applied by a spring, and the detection device is convenient to use. And by adjusting the distance between the first clamping plate and the second clamping plate, different finger sizes can be adapted, and the clamping stability can be guaranteed.

The utility model provides an intelligent ring which is of an annular structure, is provided with an opening and comprises a shell part arranged on the annular outer side of the annular structure, a first contact part arranged on the annular inner side of the annular structure and a second contact part arranged on the annular opening side of the annular structure. The first contact piece is arranged on the main body part of the annular structure, a gap space is formed between the shell piece and the first contact piece, and a plurality of electronic elements are contained in the gap space. The annular opening structure of the intelligent ring can adapt to users with different finger sizes, the wearing comfort is improved, meanwhile, the structural stability is high, a protection space for preventing the electronic elements from being damaged due to extrusion or collision is provided for the electronic elements through the gap arrangement, and the diversified requirements of the users can be met.

A fingerprint capture device includes a removable, magnetically attached finger aperture selector to facilitate reconfiguration of the device to image a wide range of finger sizes and body regions. The device housing and the selector are also configured for one-handed use, based on the angle and location of the imaging actuator and the selector relative to the device handle. The device includes a camera calibration mount to facilitate adjustments to the camera alignment. Software that is usable with the device can normalize the fingerprint characteristics based on the age and individual characteristics of the subject being imaged.

The invention relates to the technical field of intelligent wearing articles, and particularly discloses an intelligent ring and a ring preparation method, the intelligent ring comprises a ring shell, an elastic inner ring located on one side, close to a finger, of the ring shell, and an electronic assembly located between the ring shell and the elastic inner ring; wherein the hardness of the elastic inner ring is lower than that of the ring shell, so that the ring can adapt to different finger sizes through deformation. According to the intelligent ring and the ring preparation method provided by the invention, the problems that the size of the inner ring cannot be adaptively adjusted and the wearing comfort is poor can be solved.