18 results about "Tip position" patented technology

The present invention provides a tube connector and a tube with a connector that allow for precise alignment of the tip position of a medical tube when attaching it. [Solution] A tube connector 12 for connecting a medical tube 11 to a medical device, comprising a female member 21 into which the medical tube 11 is inserted, a male member 22 that screws into the female member 21, and a packing 23 that is housed in the female member 21 and deforms as the male member 22 screws into the female member 21, thereby fixing the medical tube 11, wherein at least the male member 22 of the female member 21 and male member 22 is translucent.

To provide a learning device for generating a learning model capable of generating teaching data of an articulated robot.SOLUTION: The learning device includes a setting unit that sets a task including a first target value range for a tip position of the articulated robot and a second target value range for a direction in which the tip position is to be directed, a determination unit that determines whether first tip position information indicating the tip position of the articulated robot after the articulated robot is driven is within the first target value range and whether first direction information indicating a direction of the tip position of the articulated robot is within the second target value range, a learning unit that learns a correspondence relationship among a second tip position of the articulated robot before the articulated robot is driven by a drive control unit, second direction information indicating a direction in which the tip position is directed, a control value, the first tip position information, the first direction information, and a determination result, and an update unit that updates the task when one or more determination results by the determination unit satisfy a predetermined condition.SELECTED DRAWING: Figure 1

The present disclosure relates to an outer shafts with flexible atraumatic members at distal portions thereof. In an example, a delivery apparatus comprises an outer shaft and a plurality of atraumatic flexible members disposed around a circumference of a distal portion of the outer shaft, each of the atraumatic flexible members includes an extension extending along at least part of, and affixed to, the distal portion of the outer shaft, an atraumatic tip positioned distal to the distal end of the outer shaft, and optionally a bendable portion extending between the extension and the atraumatic tip. The atraumatic flexible members are configured to move between a first configuration and a second configuration, such that the atraumatic tips are positioned, in the second configuration, radially outwards relative to their radial position in the first configuration.

A scanning probe microscope (10) is described, comprising a probe (1) with a cantilever (11) carrying a tip (12), the scanning probe microscope configured to generate a first actuating motion changing a distance of the tip (12) with respect to a sample surface, a detector (4) configured to detect a tip position and to output a tip position signal, a control circuit (5) configured to generate a first control signal using the tip position signal, the scanning probe microscope being configured to generate a second actuating motion adapting a distance between the probe (1) and the sample surface using the first control signal, wherein the control circuit (5) is configured to generate a second control signal, the scanning probe microscope being configured to generate, using the second control signal, a third actuating motion at least partially opposing detachment-induced oscillations of the cantilever (11) induced by detaching of the tip (12) from the sample surface while retracting the probe (1).

The application provides a device and method for camera and CT coordinate system registration in oral implant surgery, the device comprising: a tooth socket, a probe, a U-shaped groove with a scribe groove, an infrared binocular camera, the method comprising: obtaining an oral CBCT image; preparing the device and system; calibrating the probe tip position; obtaining a scribe groove point cloud and registering with the U-shaped groove; and performing registration of the infrared binocular camera coordinate system and the CT coordinate system. The application replaces the original registration point by planning multiple curves on the U-shaped groove, omits the process of lifting the hand and moving to the next registration point after selecting a registration point, simplifies the point collection process, optimizes the user interaction mode, and reduces the operation difficulty. In addition, compared with collecting multiple points, the method provided by the application has fewer operation times but more overall collected points, which makes the registration accuracy better and has higher practicability in clinical application.

An apparatus includes a body and a shaft assembly extending distally from the body. The shaft assembly includes a malleable distal portion and an enlarged tip positioned at a distal end of the malleable distal portion. The shaft assembly further includes a position sensor positioned within the enlarged tip. The position sensor is configured to generate a signal indicating a position of the enlarged tip in three-dimensional space. The shaft assembly further includes an illuminating element positioned within the enlarged tip. The illuminating element is configured to emit light. The shaft assembly further includes an inflatable balloon positioned proximal to the enlarged tip. The inflatable balloon is configured to dilate a passageway in an ear, nose, or throat of a patient.

To provide a method and a system for determining the location of a cannula tip in a body, which provide advantages over conventional techniques.SOLUTION: A method for determining the position of a cannula tip within a body, comprising the steps of coupling an ultrasound signal into the body, receiving the ultrasound signal, wherein the ultrasound signal is received by a plurality of sensors, wherein the plurality of sensors are attached to a cannula located within the body and are arranged at a known axial distance to the cannula tip and at a known axial distance to each other along a longitudinal axis of the cannula, comparing the received ultrasound signals, and determining the position of the catheter tip relative to the ultrasound probe, wherein: And wherein the position is determined by the evaluation device depending on a comparison of signal amplitudes and signal waveforms of the received ultrasonic signals.SELECTED DRAWING: Figure 8

Provided are a probe and a socket with which tip position accuracy of the probe can be improved. Provided is a probe having a plunger inserted into a probe hole of a housing, the outer diameter of a part or the whole of the outer periphery of the plunger coinciding with the inner diameter of the probe hole or being larger than the inner diameter, and a slit that enables the outer diameter to be elastically reduced being formed in the plunger.

The utility model discloses a music metronome, which comprises a base on which a metronome body is arranged, and further comprises a rectangular groove arranged on the base, the adjusting gear I is rotatably arranged in the rectangular groove, and only half of the tooth tip of the adjusting gear I is arranged; the adjusting gear II is rotatably arranged in the rectangular groove, the tooth top of the adjusting gear II is only half, the adjusting gear I and the adjusting gear II are meshed with each other, and the initial tooth top positions are all right opposite to the bottom surface of the rectangular groove; the fan-shaped opening and closing shell is formed by detachably connecting a shell body I and a shell body II, the shell body I is connected with the half, without the tooth tip, of the adjusting gear I, and the shell body II is connected with the half, without the tooth tip, of the adjusting gear II; and twisting a handle. According to the music beat device, the problems that an existing external needle pendulum is prone to being damaged or fractured under the action of external force, and the overall protection performance is poor are solved.

A clamping device (10) for movable furniture parts (3) comprises a guide rail (11) with a plurality of locking elements (20) that are movably retained along the guide rail (11), wherein each locking element (20) comprises a rising slope (23) that can come into contact with an actuator (16) attached to a movable furniture part (3), and each clamping element (20) comprises a wall (22) that can form a stop for the actuator (16) in order to clamp the movable furniture part (3) with the actuator (16).In a closed position, the guide rail (11) with the locking element (20) can be moved between an anti-tip position, in which all the actuators (16) are arranged adjacent to an upward slope (23) on different locking elements (20), and a locking position, in which all the actuators (16) arranged in the closed position are arranged adjacent to a wall (22) on different locking elements (20). In the anti-tip position, when an actuator (16) moves against an upward slope (23), the guide rail (11) can be displaced to the locking position and is held in the locking position by a retaining device (40, 41, 50). Furthermore, the invention relates to a method for retaining at least one movable furniture part within a furniture body using a clamping device.

The utility model discloses an orbital septum fat release internal fixation guide needle, and relates to the technical field of guide needles. Needle points are arranged at the two ends of the guide needle body, two sets of scale marks are arranged on the guide needle body and close to the needle points, a threading hole is formed in the guide needle body, a thread inlet is formed in the inner side end, close to the guide body, of the threading hole, and the side, away from the threading hole, of the thread inlet is of an arc-shaped structure. During threading, the guide needle body is sleeved with a suture line, the suture line slides on the inner side of the guide needle body, and when the suture line moves to the suture inlet, the suture line slides into the threading hole from the suture inlet; due to the structural design of the thread inlet, the threading process is smoother, the problem that a traditional guide needle is difficult to thread is effectively solved, and the operation time is shortened. Meanwhile, the matching groove and the elastic plate are tightly attached in a natural state, so that the suture line is effectively prevented from sliding out of the line inlet, and normal use of the device is guaranteed.

The invention relates to the technical field of automatic control of medical equipment, in particular to a pipetting needle position confirmation method and a sample analyzer, which comprises the steps of setting a calibration part, detecting and determining position coordinates on the calibration part so as to calculate and determine the working position of a pipetting needle, and determining the working position coordinates one by one dimensionality in the process so as to determine the working position of the pipetting needle. And firstly determined coordinate values are introduced to calculate and determine subsequent coordinate values, so that the fluctuation influence in the process is eliminated. In the debugging stage when the position of the pipetting needle is uncertain after the analytical instrument is produced and assembled, the working position of the liquid adding needle is automatically determined by adopting the calibration part based on the liquid level detection technology, so that the production debugging cost of the instrument is obviously reduced; a strategy of repeated detection and detection parameter comparison judgment is adopted, and the calibration precision of the target position is improved; and an anti-collision function is used for monitoring whether the position of the pipetting needle is normally confirmed, so that the reliability of a position confirmation scheme is ensured.

A recloseable zipper closure for use with a pouch includes a female profile including first and second spaced profile legs joined by a female base to define a central, continuous, elongate receiver recess; a male profile opposing the female profile. A first ear extends from the second profile leg in a direction away from the female fin, the first ear has a first tip positioned a furtherest distance away from the female and male profiles. A second ear, opposing the first ear, extends from the male base in a direction away from the male fin. The second ear has a second tip positioned a furthest distance away from the female and male profiles. A first protrusion extends from the first ear at a non-zero angle in a direction toward the second ear; and a second protrusion extends from the second ear at a non-zero angle in a direction toward the first ear.

To provide a honing surface processing apparatus that can suppress damage to the drill tip and grinding wheel caused by collisions. [Solution] The system comprises a spindle 2 movable in the X and Y directions, a grinding wheel 3 for forming a honing surface positioned within the movement range of the spindle 2 and movable in the Z direction, a camera 5 for photographing the tip of the drill W mounted on the spindle 2 and the grinding wheel 3, and a control means 6. The camera 5 consists of an X-axis camera 5a that photographs the tip of the drill W and the grinding wheel 3 from the X direction and a Y-axis camera 5b that photographs from the Y direction. The control means 6 calculates relative position information between the tip of the drill W and the grinding wheel 3 based on the position information of the tip of the drill W and the position information of the grinding wheel 3 obtained from the imaging information of the camera 5, and generates information for forming honing on the tip of the drill W with the grinding wheel 3 based on the relative position information and the shape information of the drill tip obtained by the camera 5, and outputs it to the drive mechanism of the spindle 2 and the grinding wheel 3.

A method includes receiving a position of a tip portion of an instrument at a first location within a patient anatomy. The method further includes determining a three-dimensional distance between the first location and a target location within the patient anatomy, displaying on a display system an image that includes a target location symbol and an instrument tip portion symbol, and displaying on the display system a path to the target location. As the tip portion of the instrument changes position, the image is displayed so that the instrument tip portion symbol is a frame of reference for the image and the target location symbol moves with respect to the instrument tip portion symbol to represent a new location of the tip portion relative to the target location.