447 results about "Index finger" patented technology

The invention relates to the technical field of data processing, in particular to a robot control method, device and system based on a diffusion model and a medium, and the method comprises the steps: collecting the position information of the tail end of an index finger and the state information of a flexible linear object in a human hand teaching process, and constructing a training sample; training the training sample by using a diffusion model, and learning mapping from a high noise state to a clear target state through a noise prediction network in the training diffusion model to obtain a trained diffusion model; the training process of the diffusion model comprises forward noise addition and reverse noise reduction; the state of the flexible linear object and the tail end position of the mechanical arm are collected, a current observation environment is constructed, the current observation environment is input into the trained diffusion model, a target action sequence is generated, and the mechanical arm is controlled to execute control actions based on the target action sequence; according to the invention, the accuracy and real-time performance of the robot to control the flexible linear object can be improved.

The invention relates to the field of manipulators, and discloses a bionic manipulator which comprises a mechanical palm, mechanical fingers and a first driving mechanism, the mechanical fingers comprise a thumb unit and an index finger unit, and the index finger unit is connected with the mechanical palm; the first driving mechanism is connected to the thumb unit and the mechanical palm, and the first driving mechanism is configured to drive the thumb unit to be close to or away from the index finger unit so as to adjust the distance between the thumb unit and the index finger unit; and the thumb unit is driven to swing towards the palm center of the mechanical palm or swing away from the palm center of the mechanical palm relative to the index finger unit. Thus, by means of the bionic mechanical arm, the distance between the thumb unit and the index finger unit can be adjusted, the thumb unit can swing towards the center of the mechanical palm or swing away from the center of the mechanical palm, more complex operation instructions can be completed easily, and use is convenient.

A glove comprising: at least one shell formed of fabric in the shape of a hand, the shell having a body portion and five pockets configured to receive a thumb and four phalanges of a user, and wherein the shell has a palm side and a dorsal side opposite the palm side; a plurality of protective structures on the dorsal side of the shell; a coating on at least a portion of the palm side of the shell; and a thumb crotch reinforcement configured to safeguard a region between the thumb and index finger.

A selfie stick convenient for being operated with an index finger includes a clamping assembly, a supporting member, an extension and retraction mechanism, a handle and a shutter button. The clamping assembly having a main surface for facing the external equipment located on a first side. A step part is arranged on a surface of the handle located on the second side; the step part includes a first surface. From one side close to the second connecting part to one side away from the second connecting part, a distance between at least a portion of the first surface and an axis of the handle gradually increases. The shutter button is arranged on the first surface and configured to be operated with the index finger of the user to control the external equipment to take a photo.

The present disclosure is directed towards systems and methods for interacting with a computing device in a virtual, augmented, or mixed reality environment. The system comprises a ring input device worn on a user's middle phalange on the middle finger and may also comprise a tracker module for tracking index finger pointing. The ring input device has a touch-sensitive surface for receiving input from the user's thumb, without substantially bending the thumb. The computing device is operably coupled to both the ring input device and the tracker module and configured to receive input from both simultaneously and execute actions corresponding to the received inputs. The disclosure offers an intuitive and effective approach to interacting with computing devices in various environments.

An ergonomic device is for a writing instrument. The ergonomic device includes a body having a first curved side, and a second curved side opposite to the first curved side and to be adjacent to the writing instrument. The ergonomic device also includes a first arm between the first curved side and the second curved side and extending outwardly from the body. The first arm defines a first opening to receive an index finger and a middle finger of a user. The ergonomic device includes a second arm between the first curved side and the second curved side and opposite to the first arm. The second arm extends outwardly from the body and defines a second opening to receive a thumb of the user.

The invention discloses a driving device for a rope-driven hand rehabilitation robot and a control method. The device comprises a fixing frame, a large spool, a small spool, a planetary gear motor, a buckling driving rope, a stretching driving rope, a buckling driving module and a stretching driving module. The buckling driving module and the stretching driving module each comprise a plurality of optical shafts, a thumb sliding block, an index finger and middle finger sliding block and a finger rope. Movement of the thumb, the index finger and the middle finger is controlled through a single planetary gear motor, self-adaptive grabbing of the hand rehabilitation robot is achieved through a differential structure of a pulley block, and the cost and complexity of the system are reduced; a spring is used for controlling the distance between the thumb sliding block and the index finger and middle finger sliding block, so that the hand rehabilitation robot can return to the initial hand posture after completing self-adaptive grasping; and through the design of different radiuses of the large thread spool and the small thread spool, the kinematics difference during finger bending and stretching is compensated, and the use comfort and the control efficiency of the hand rehabilitation robot are improved.

The invention belongs to the technical field of medical devices, and particularly relates to a medical anesthetic quantitative injector which comprises a medical needle tube, an injection needle is fixedly mounted on the outer wall of the bottom of the medical needle tube, and an anti-rolling touch plate is fixedly connected to the outer wall of the periphery of the top of the medical needle tube. A nitrile rubber buna injection valve plug is movably connected to the inner wall of the medical needle tube, an extension plate is fixedly connected to the outer wall of the top of the nitrile rubber buna injection valve plug, a pressing plate is fixedly connected to the outer wall of the end, away from the nitrile rubber buna injection valve plug, of the extension plate, and two quantitative keeping sleeves are movably attached to the outer wall of the top of an anti-rolling touch plate; the two quantitative keeping sleeves are symmetrically attached in a semicircular state, a fixing pull ring is fixedly connected to the outer wall of one side of each quantitative keeping sleeve, four-point contact is achieved through the index finger, the middle finger, the finger seam and the thumb of a physician, a more stable injection gesture is formed, clamping slipping is not prone to being formed, and the index finger, the middle finger and the finger seam form a triangular fixing base plate. And shaking caused by thumb pressing is reduced.

An exoskeleton robotic equipment for tenodesis grasp and release training includes an exoskeleton mechanism and a control device. The exoskeleton mechanism includes a fixing seat worn on a forearm, an actuator device mounted to the fixing seat, and a transmission module connected to the fixing seat and pivotally connected to the actuator device and cooperating with the fixing seat and the actuator device to form a four-bar linkage mechanism. The actuator device is controlled by the control device to drive the transmission module to move relative to the fixing seat to change the transmission module into a release state and into a grasp state so as to move the index finger and the middle finger away from and toward the thumb.

The invention discloses a gesture interaction method and device in an XR environment, electronic equipment and a product, and relates to the technical field of gesture recognition. Determining a first distance between a fingertip joint of a thumb and a fingertip joint of an index finger and a moving direction of the index finger based on the spatial position information of the finger joints; based on the spatial position information of the palm center and the finger joints of all the fingers, second distances between the fingertip joints of the other fingers except the thumb and the palm center are determined; judging whether a finger is in a kneading state or not based on the first distance, the palm center orientation and the palm center constraint direction during kneading, judging whether the finger is in a holding state or not based on the second distance and the posture information of each finger, and judging whether the finger is in a poked state or not based on the index finger moving direction and the index finger orientation in the posture information; and if the virtual operation object is in one of the states at present and the virtual operation object conforms to the view limitation, generating a corresponding interaction instruction. According to the invention, the detection precision of kneading, holding and poking gestures can be improved, and the use experience and immersion are improved.

A batting glove (10) has a cover member (12) defining a central opening and a plurality of finger elements (20) including a forefinger element (24) and a thumb element (22). The batting glove (10) has a web member (14) generally positioned between the forefinger element (20) and the thumb element (22). The web member (14) minimizes force against a thenar region of a wearer's hand from a bat in response to hitting a ball with the bat.

A reel seat coupling a reel to a rod body of a fishing rod and a fishing rod including the reel seat are provided. The reel seat includes a seat body coupled to the rod body, and movable hood movably coupled to the seat body. The seat body includes a curved surface portion formed between a projecting portion and a bulging portion, and the curved surface portion is arcuately curved so as to effectively deliver a bite signal to index and middle fingers. The movable hood includes a hood portion positioned at an opposite side of the projecting portion in a vertical direction, and an accommodating portion accommodating the projecting portion, thereby preventing the index finger from coming into contact with the hood portion. The movable hood includes a reinforcing cover, and the reinforcing cover reinforces the hood portion and a guide protrusion of the hood portion.

The utility model discloses a kind of ampoule breaking gloves. The device of the utility model includes: vice finger sleeve is arranged on glove main body, vice finger sleeve includes three finger sleeves, respectively corresponding little thumb, ring finger and middle finger, index finger sleeve and thumb finger sleeve are arranged on glove main body;Thumb finger sleeve is wrapped with thumb gauze layer;The side of the thumb gauze layer towards index finger sleeve is opened with arc slot, and the arc slot is placed at thumb gauze layer finger palm portion;Grinding wheel piece is annular arc structure, the curvature of grinding wheel piece inside is adapted to the natural curvature of thumb finger palm, the inside of grinding wheel piece is embedded in arc slot, and grinding wheel piece two ends are provided with connecting belt, two connecting belts are tied on thumb gauze layer knot or buckle connection, and the outside of grinding wheel piece is exposed. The utility model can complete ampoule breaking by single hand operation, protect both hands while simplifying operation mode, improve efficiency.

A single finger cap cleaning fabric with dental floss, which includes: a first contact fabric piece, a second contact fabric piece, floss, a plurality of joining hot melt threads, and a plurality of fixing hot melt threads. The users can insert their index finger inside a finger cap space formed between the first contact fabric piece and the second contact fabric piece, and then use their thumb to concurrently hold the first and the second long sides of the first and the second contact fabric pieces, thereby enabling using their index finger to move the first and the second contact fabric pieces to carry out the objective of cleaning their teeth, opening up the first and the second long sides of the first and the second contact fabric pieces to reveal the floss inside, and detaching one end of the floss enables cleaning the teeth therewith.

The utility model belongs to the technical field of waxberry picking, and particularly relates to a waxberry picking device based on different rainfall capacities, which comprises a mounting rack, an index finger clip and a thumb clip are rotatably connected to the outer side of the mounting rack, the index finger clip is arranged at the upper part of the thumb clip, and a first mounting plate and a second mounting plate are respectively fixed on one side of the index finger clip and one side of the thumb clip; a protection assembly is installed between the first installation plate and the second installation plate, the protection assembly is used for preventing too small waxberries from being picked, the protection assembly comprises a guide arc-shaped strip fixed to the bottom of the first installation plate, the guide arc-shaped strip is slidably connected with the second installation plate, and an abutting spring is arranged at the position, located on the outer side of the guide arc-shaped strip, of the bottom of the first installation plate. An abutting screw is in threaded connection with the interior of the first mounting plate, and a mounting cavity is formed in the bottom of the abutting screw. The red bayberry picking device can pick red bayberries according to the size of the red bayberries, especially judge the size of the red bayberries according to the change of rainfall, and selectively pick the red bayberries according to the size.

A finger mouse belongs to the technical field of computer indicating devices and comprises a mouse body and a forefinger placing portion, the mouse body is connected with the forefinger placing portion through a hose, a left mouse button is arranged on the forefinger placing portion, and an optical sensor is arranged at the bottom of the forefinger placing portion. A thumb placing part, an index finger bearing part, a roller key, a middle finger placing part, a ring finger placing part and a little finger placing part are arranged on the mouse main body according to finger shapes, a sensor switch key, a mouse right key, a mouse left key and an optical sensor are arranged below the middle finger placing part and the ring finger placing part, and the optical sensor, the roller key, the sensor switch key and the mouse right key are connected with a main control chip; and the main control chip is connected with the signal output part and the power supply. The mouse is designed according to the shape of a finger, the index finger placing part of the mouse moving control part adopts the concave curved surface design, an index finger is supported and placed, comfort is provided for the index finger after the index finger is used for a long time, and a mouse concave wrapping part is arranged on the index finger placing part.

The present invention provides gloves and a method for using gloves that protect the fingertips and allow for quick retraction and exposure of the fingertips while wearing the gloves without removing them, as needed. [Solution] The second finger portion 22 of the glove A, which can accommodate the index finger F2, has a fingertip covering portion 220 that can cover the tip region of the ventral side of the index finger F2, and a finger base covering portion 221 that can cover the base region from the center of the ventral side of the index finger F2 towards the base. A slit portion 3A is formed from a base edge portion 220a provided at the base end of the fingertip covering portion 220, and a toe edge portion 221a provided at the toe end of the finger base covering portion 221, which is opposite to the base edge portion 220a. Furthermore, the fingertip covering portion 220 and the finger base covering portion 221 are made of fabric with a raw-cut finish.

The utility model discloses a safety type medical clamp with a hemostasis structure, which comprises a first clamp body and a second clamp body, the first clamp body is rotatably connected with the second clamp body, the side wall of the first clamp body and the side wall of the second clamp body are fixedly connected with hand retaining rings, the first clamp body is provided with an anti-skidding mechanism for skidding prevention, and the second clamp body is provided with a hemostasis structure. A partition plate is fixedly connected into the first clamp body and divides the first clamp body into a liquid storage tank and a mechanism tank. The hemostasis forceps are reasonable in structure, a bleeding part is clamped, the index finger presses the pressing plate inwards, the pressing plate drives the first rack to enable the gear to rotate, then the second rack is driven to descend, the connecting rod pushes the piston to move downwards in the piston body, liquid medicine sucked in advance is injected into the second forceps body through the liquid outlet pipe, and the liquid medicine reaches a hemostasis point through the liquid outlet hole of the second forceps body. And after the pressure is released, the piston rises again, and the liquid medicine is sucked again for later use. The hemostasis process is simplified, the trouble of replacing the medicine bag is avoided, the operation is simple, convenient and rapid, the hemostasis opportunity can be mastered, and the first-aid efficiency is improved.

The invention discloses a method for clamping corrosive sundries, which comprises the following steps: after an operator stretches a hand into an armlet, the index finger and the middle finger respectively stretch into finger rings of a left clamping part and a right clamping part of a scissor structure of a clamping device, and the armlet sleeves the arm part of the operator for positioning; opening and closing are conducted by operating the scissor structure through the index finger and the middle finger of an operator, and corrosive sundries are clamped through the corresponding clamping ends of the left side clamping part and the right side clamping part. The hand of an operator is separated from corrosive sundries, the distance between the operator and the corrosive sundries is increased, the clamping safety of the corrosive sundries is improved, operation is easy, use is convenient, and safety is high.

The present invention provides an electronic controller comprising a controller body having a head that abuts a handle at a neck region and includes at least one thumb-operated control. The controller includes a hand retainer that, in a closed position, is configured to physically bias a user's palm against an outer surface of the handle. The hand retainer includes a resilient member that biases the hand retainer toward an open position. An adjustment mechanism couples the resilient member to the head and allows adjustment of the resilient member between a plurality of discrete positions to adjust the resilient member toward or away from the user's index thumb loop. The adjustment mechanism may include an anchor that is movable between the plurality of discrete positions around a periphery of the head and is pivotally attached to the resilient member using a two-part fastener, wherein a friction member is interposed between the resilient member and the anchor.

A sock with a cylindrical shape, the height of the thumb and the width of the index finger, with pillars made of braided yarn or thick cloth attached and secured to the outside of the base of the thumb and index finger.

An oval conical flask titration clamp comprises a first clamp body, a second clamp body and an elastic connecting piece, and the first clamp body and the second clamp body are connected to the two ends of the elastic connecting piece respectively. The first clamp body, the second clamp body and the elastic connecting piece are arc-shaped, and the inner arc surface of the first clamp body is opposite to the inner arc surface of the second clamp body. The first clamp body and the second clamp body are made of wood, bamboo or plastic, the inner cambered surface and the outer cambered surface are rough surfaces, and the elastic connecting piece is made of metal. According to the titration clamp disclosed by the utility model, the first clamp body, the elastic connecting piece and the second clamp body form an approximately elliptical shape which is matched with the shape formed by the thumb, the jaw and the index finger of a human hand, so that the human hand can firmly and stably grasp the titration clamp and clamp a conical flask. And the first clamp body and the second clamp body are made of wood, bamboo or plastic, so that a heat insulation effect can be achieved, an experimenter is prevented from being scalded, and the titration clamp is suitable for titration analysis operation after heating.

Disclosed are a line reel seat and a fishing rod including the same. The line reel seat couples a line reel to a rod body of a fishing rod. The line reel seat includes a seat body coupled to the rod body and a movable cover movably coupled to the seat body. The seat body includes a curved portion formed between a protruding portion and a bulging portion, and the curved portion is curved in an arc shape to effectively transmit a hooking signal to an index finger and a middle finger. The movable cover includes a cover portion located on opposite sides of the protruding portion in a vertical direction, and a receiving portion receiving the protruding portion, thereby preventing the index finger from being in contact with the cover portion. The movable cover includes a reinforcing cover reinforcing the cover portion and a guide protrusion of the cover portion.

The utility model discloses a first web bead dotting device of a glove, which comprises a hand mask, a conveyor belt and a bead dotting template, the bottom of the hand mask circularly moves along the conveyor belt, the glove is sleeved on the hand mask, the hand mask comprises a fixedly arranged index finger joint and a movably arranged thumb joint, and two groups of fixing rods are respectively arranged on two sides of the conveyor belt. The bead dispensing template moves up and down along the fixing rod, a plurality of glue leaking holes are formed in the bead dispensing template in an array mode, and the bottom of the bead dispensing template is attached to the jaw of the glove. The glove has the advantages that the elastic air cushions are arranged on the surfaces of the index finger joint and the thumb joint, so that the glove can be tightly attached to the interior of the glove, and the situation that wrinkles are generated when the index finger joint and the thumb joint are completely opened, so that the subsequent bead dotting process is affected is avoided; the bead dotting template capable of ascending and descending is arranged and can be matched with hand films sequentially conveyed on the conveying belt, automatic glove jaw bead dotting is achieved, and efficiency is higher.

The invention relates to a variable resistance force feedback hand exoskeleton system and a control method thereof. The system comprises a thumb base which comprises a thumb fixing support used for fixing the thumb, a plurality of shaft rod fixing bases rigidly connected with the thumb fixing support and a posture sensor used for obtaining the overall relative posture of the hand. The system further comprises a plurality of finger tip moving resistance mechanisms, and each finger tip moving resistance mechanism comprises a shaft rod, a finger tip moving resistance mechanism, a finger tip moving resistance mechanism, a finger tip moving resistance mechanism and a finger tip moving resistance mechanism, wherein the lower end of the shaft rod is rotationally hinged to a corresponding shaft rod fixing base on the thumb base; the finger tip main body is arranged on the shaft rod in a sliding manner; the finger fixing ring is fixed on the finger tip main body and is used for fixing fingertips of an index finger, a middle finger, a ring finger or a little finger; the variable resistance assembly is arranged on the finger tip main body and is used for extruding the shaft rod to generate variable resistance; the position sensor is fixed to the finger tip body and used for detecting the position of the finger tip body relative to the shaft rod in real time. According to the technical scheme, the hand motion freedom degree and the resistance feedback authenticity in virtual reality interaction can be improved.

A hand tool apparatus is disclosed herein. In at least one embodiment, a handle portion provides opposing handle ends. At least one of the handle ends provides a ferrule and an axially aligned vibrational shaft, which cooperate to define an internal receiver channel configured for receiving a shank of an instrument portion therewithin. A central core is positioned between and engaged with the handle ends. A grip layer encases the handle portion while leaving the ferrule unobstructed. During use, with a side pad of a user's middle finger in contact with the ferrule and each of the user's thumb and index finger in contact with the grip layer, vibrations from a working end of the instrument portion are transmitted to the user's middle finger, while the user's thumb and index finger are protected from said vibrations, allowing for tactile feedback while substantially preventing transmission of vibrations to the user's hand.

The utility model discloses a medical protective fingerstall for liquid preparation, which belongs to the field of medical protective equipment, and comprises a thumb, an index finger, a jaw part and a wrist fixing part, the jaw part is respectively connected with the thumb and the index finger, the wrist fixing part is respectively connected with the root of the thumb, the root of the index finger and the tail end of the jaw part, and the thumb and the index finger are respectively connected with the thumb and the index finger. The fixing mode of the wrist fixing part is an adjustable hook-and-loop fastener bandage, the degree of tightness of the wrist can be easily adjusted, the product applicability is improved, the fingerstall is made of novel reinforced cloth composed of Kevlar fiber UD sheets and / or UHMWPE fiber UD sheets, the fingerstall is soft, light, cutting-resistant and puncture-resistant, the effect of protecting fingers of medical staff is achieved, the operation flexibility can be improved, and the safety of the medical staff is improved. Meanwhile, due to the fact that the novel reinforced cloth has the advantage of being high in durability, medical waste can be reduced, and environmental protection is facilitated.

Even if the operation is repeated for a long time in a gripping state where the belly of the index finger is placed on the blade edge, accurate cooking operations can be maintained. 【Solution means】A cooking knife 100 including a blade 10 and a handle 20, wherein the handle 20 has a finger rest portion 23 formed at a position near the handle 20 on the blade edge 11 of the blade 10 where the belly of the index finger can be placed, a thumb groove portion 21 formed at a position hitting the belly of the thumb in a state of gripping the handle 20, and a middle finger groove portion 22 formed at a position hitting the belly of the middle finger in a state of gripping the handle 20.

The utility model discloses a whole piece type adjustable billiard ball glove which is characterized in that the whole glove piece is in a sheet-shaped long strip shape with one wide end, the edge of the glove piece is in a certain shape, one side close to the wide end is provided with a T-shaped notch with a curve transverse part, and the other side of the glove piece is provided with an arc-shaped notch for cutting the narrow part. An arc-shaped incision is formed in the end point part close to the same side of the cut part and the T-shaped incision, three linear incisions are formed in the end point part close to the other side of the cut part, the end point of the side, provided with the arc-shaped incision, of the cut part penetrates through the three linear incisions in the other side of the cut part, the cut part forms an annular shape, and the whole palm firstly penetrates through the annular shape formed by the cut part and then penetrates through the annular shape formed by the cut part. An index finger penetrates through the T-shaped notch, the lower end of the index finger is pulled to the wrist, wearing is completed, at the moment, the glove is naturally attached to the jaw, and the size of a ring formed by the cut end is changed by adjusting the length of the cut end penetrating through the three notches in the other end.

The invention relates to the technical field of medical instruments, in particular to a medical broken instrument taking-out lantern ring device which comprises a lantern ring assembly, a connecting assembly, a sleeve assembly and a restorer, the lantern ring assembly comprises a lantern ring wire, the lantern ring wire is bent to form a lantern ring, and the lantern ring is used for taking a broken instrument in a sleeving mode; the connecting assembly is connected with the lantern ring assembly; the sleeve assembly is connected with the connecting assembly; the repositor is arranged at the tail part of the sleeve assembly, and the sleeve ring is tightened on the broken instrument by pushing the repositor through the sleeve assembly and the connecting assembly, so that the broken instrument is taken out by pulling. The index finger and the middle finger clamp the sleeve and abut against the finger support, the thumb abuts against the spring cover, the index finger and the middle finger extrude the finger support, the lantern ring can be shrunk to firmly sleeve a broken instrument, then the device is pulled outwards, the broken instrument is pulled out, the whole operation process is simple, and operation is convenient.