40 results about "Knot tying" patented technology

The invention discloses kelp knot tying equipment which comprises an outer fixing assembly, a feeding assembly, a clamping assembly, a knot tying assembly and a pushing assembly, the outer fixing assembly comprises a machine box, a movable cover and a housing, the movable cover is rotationally arranged on the machine box, the housing is detachably arranged on the machine box, the feeding assembly is arranged on the machine box, and the clamping assembly is arranged on the machine box. The feeding assembly comprises a fixing frame, a cutting mechanism, a translation mechanism and a discharging mechanism, the clamping assembly is arranged on the machine box and comprises a bottom plate, a distance adjusting mechanism, a rotation adjusting mechanism, a first clamping jaw, a second clamping jaw, a baffle and a pushing mechanism, and the knotting assembly is arranged on the machine box. Therefore, the kelp is cut and segmented in sequence and then clamped and fixed through the two clamping jaws with the adjustable distance, the stability of the kelp in the knotting process is guaranteed, then the kelp is wound and knotted, and the kelp knotting yield and the processing efficiency are effectively improved.

The application discloses a knotting device and a blood vessel ligator. The knotting device comprises a gun body provided with a knotting groove and a knotting mechanism arranged in the knotting groove. The knotting mechanism comprises a spiral spring and an abutting piece abutting against the spring body of the spiral spring. The spiral spring has a hooking and pulling end and an extending end. The extending end is used for controlling the movement of the spring body of the spiral spring. The abutting piece is used for making the spring body of the spiral spring deform and stretch in the movement, so that the spring body of the spiral spring rotates. In the process of the rotation of the spring body of the spiral spring, the thread of the surgical suture hooked by the hooking and pulling end rotates around the surgical suture passing through the spring body of the spiral spring, so that the surgical suture forms a surgical knot. The blood vessel ligator comprises the knotting device. In the blood vessel ligator, the surgical suture can quickly form the surgical knot and the blood vessel can be tightly clamped by only operating the traction piece to pull the extending end of the spiral spring.

A toggle-type suture anchor that incorporates individual suture tensioning and locking without knot tying. The anchor includes several exemplary designs of toggle bodies having a working suture pre-threaded through one or more passages therethrough. A locking suture loop is pre-threaded relative to the working suture and includes a collapsible loop that encircles a portion of the length of suture running longitudinally adjacent the side of the anchor. With the loop open, the working suture can slide through the anchor, however, when the loop is closed the working suture is locked in position to retain tension on the working suture. Alternatively, the locking suture loop can be replaced with a mechanical locking member that moves from a first unlocked to a second locked position. The exemplary anchors can be utilized in a pre-strung connected array of anchors.

1. The name of the product of this design: hook tying machine (knotless hook tying machine). 2. Purpose of this design product: used for tying fish hooks. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1. 5. The top view has been shown in other views, so it is omitted.

The invention is directed to a knotter assembly for use with a baler, the knotter assembly configured to form knots in strands of a binding material used to secure a formed bale. The knotter assembly includes a knife guard and a cam lobe formed on a twine disc. During a completing knot tie cycle, the strands are held in one of the notches of the twine disc, the knot is tied, and the strands are cut by the knife. During a leading knot tie cycle, the cam lobe causes the knife guard to pivot such that the knife guard moves ahead of a cutting edge on the knife. Instead of the knife cutting the strands as in the completing knot tie cycle, the strands are pulled out of the twine disc by the knife guard and are released uncut from the twine disc assembly.

The application relates to the technical field of textile recycling, in particular to a rewoven process method based on shredded fabric recycling, which comprises the following steps: S1: classifying and screening the shredded fabric, and selecting fabric segments with a length not less than 10 cm; S2: cutting and processing the fabric segments to form cloth strips with a width of 1 cm-1.5 cm; S3: adopting a cross-knot tying method to tie and connect the cloth strips to form continuous cloth strip wires; and S4: reserving free ends with a length of 3 cm-5 cm at each connecting knot and keeping the free ends outside the woven structure to form a feather-like or tassel-like three-dimensional decoration effect. In the application, the shredded fabric is efficiently recycled, resource waste is reduced, and the green environmental protection requirement is met; the cross-knot tying is firm and not easy to loosen, the continuity and structural strength of the wire are ensured; the free ends are reserved to form a unique three-dimensional decoration, and the design performance and product added value are improved.

The utility model belongs to the technical field of kelp processing, and discloses a knot tying machine for kelp processing, which comprises a support, an auxiliary knot tying component is arranged above the support, the auxiliary knot tying component comprises a strip-shaped plate arranged above the support, the bottom end of the strip-shaped plate is fixedly connected with a knife rest, and a cutter is fixedly mounted at the bottom of the knife rest. Two sets of connecting rods are symmetrically and fixedly connected to the outer side of the strip-shaped plate, limiting rods are fixedly connected to the bottom ends of the two sets of connecting rods, and a knot tying machine body is arranged on the side face of the support. According to the kelp knotting machine, the auxiliary knotting assembly, the output conveying belt and other components are used in cooperation, kelp slitting and trimming are achieved through the two limiting rods, under the operation of the output conveying belt, the trimmed kelp can be discontinuously conveyed to the position of the knotting machine body till the kelp knotting work is achieved, and the kelp knotting efficiency is improved while slitting and trimming are achieved. The trimmed kelp can be orderly and discontinuously conveyed to the knotting machine main body, and the operation is simple and convenient.

Provided is an automated fishing knot tying arrangement (10) comprising a fishing line feeder (14) configured to feed fishing line (8), a line tensioner (16) configured to tension said line, and a line manipulation assembly (18) operatively supplied with line (8) from the feeder (14) and configured to manipulate the line in order to tie a fishing knot (12), such as a dropper loop, therein. Arrangement (10) also includes at least one knot sensor (20) configured to sense a knot tied into the line, a line collector (22) configured to collect fishing line with a fishing knot tied therein, and a controller (24) arranged in signal communication with, and configured to monitor and control, the line feeder (14), line tensioner (16), line manipulation assembly (18), knot sensor (20) and line collector (22), in order automatically and continuously to tie interspaced fishing knots along the fishing line for use as a paternoster fishing rig.

The invention relates to the technical field of oil field underground testing, in particular to a gear transmission type testing steel wire rope knot knitting machine. The gear transmission type testing steel wire rope knot braiding machine comprises a main shaft installed on a fixing support, one end of the main shaft is connected with a crank through a reduction gear, the other end of the main shaft is provided with a steel wire winding mechanism, and the top end of the fixing support is provided with a steel wire circular ring manufacturing mechanism and a length forming mechanism. All the mechanisms are connected with the main shaft through gear transmission. According to the gear transmission type testing steel wire rope knot weaving machine, steel wire rope knots are manufactured through cooperation of all the mechanisms, and the rope knot quality is not affected by the operation level; various types of steel wires can be processed through the length forming mechanism; the device is stable in structure, convenient to carry and simple to operate; the steel wire ropes are automatically arranged through the steel wire arranging mechanism when the steel wire rope knots are woven, the tightness degree meeting the requirement is stably formed, and the working efficiency of the device is improved.

The application discloses a knotless knotting method of nylon fishing line and connecting ring and a main line composite 8-shaped knot knotting method. The knotless knotting method is formed by the following steps: the auxiliary line (1) is turned downward to pass through the connecting ring (2), and then intersects with the main line (3) to form a first intersection locking point (5); the auxiliary line (1) is turned back to pass through the connecting ring (2) again, and then intersects with the main line (3) or the auxiliary line (1) to form a second intersection locking point (6); when the auxiliary line (1) is tightened, the first intersection locking point (5) and the second intersection locking point (6) lock and position the main line (3), and the knotting is completed after the auxiliary line is tightened. The knotless knotting method does not have a 'cutting line knot' and does not damage the main line, is easy to operate, can maximize the knot strength of the nylon (polyamide) fishing line, and prevents the cutting line from running away due to improper knot.

The invention discloses a fingerstall type minimally invasive knot pusher and a preparation method thereof, and relates to the technical field of medical instruments. Comprising a finger stall part, a connecting rod and a knot pushing ring, a protruding block is arranged on one side of the finger stall part, a clamping groove is formed in the protruding block, the connecting rod is detachably installed in the clamping groove, the knot pushing ring is arranged at the upper end of the connecting rod and is of an annular structure, an elastic piece is arranged at one end of the knot pushing ring, and the other end of the knot pushing ring is connected with the finger stall part. The elastic piece extends to the inner side of the other end of the knot pushing ring, and the tail end of the elastic piece abuts against the inner side wall of the other end of the knot pushing ring. According to the finger stall type minimally invasive knot pusher, when a doctor carries out an operation, the knot pusher does not need to be helped by an assistant, the doctor can complete knot tying through single-person operation, the knot tying strength can be better controlled, safety is improved, the connecting rod is detachably installed in the clamping groove, and the connecting rod and the finger stall part can be rapidly detached or installed.

The application discloses a knotting device through a blood vessel and a use method thereof, which comprises an inner core unit, a knotting unit and a driving unit. The inner hole upper part of the inner core unit is used for threading a cable, and the inner hole lower part is provided with the knotting unit. The knotting unit moves in the inner hole to control the working state of the cable. The driving unit is used for controlling the movement of the knotting unit. The driving unit is flexible to extend along the deformation of the blood vessel. The driving unit moves in the blood vessel to push the knotting unit to extrude the cable to the inner wall of the inner hole, so that the knotting of the cable is realized. The inner space of the inner core unit is fully utilized to assemble the knotting unit. The structure size is not increased, the volume of the element left in the human body is reduced, the operation risk and the patient burden are reduced, the long-distance knotting operation is realized, and the stability and the operation convenience of the knotting are improved.

The application provides a mechanical knot tying device for Chinese mitten crab, which comprises a side plate and a mounting plate, the mounting plate is provided with a pushing mechanism, a blocking mechanism, a beak wire clamping mechanism, a wire end clamping plate, a wire cutting mechanism and a wire kicking mechanism; the wire end clamping plate clamps and fixes the front end of the rope, the tail end of the rope is wound around the crab through the rotation of the wire releasing pipe, when the wire releasing pipe winds around the last circle of the crab, the pushing mechanism is retracted so that the end of the rope is fixed around the wire end clamping plate; the pushing mechanism pushes the just wound rope to the front of the beak wire clamping mechanism during the retraction and wire feeding process, the beak wire clamping mechanism inserts into the two ropes when swinging forward, the beak rotates to wind the two ropes and tie a live knot, the blocking mechanism extends from the left and right sides to block the two ends of the live knot, the wire cutting mechanism cuts the tail of the rope, the wire kicking mechanism kicks out the end of the rope on the wire end clamping plate, and the beak wire clamping mechanism swings backward to pull out the clamped rope from the live knot to realize the tying of the live knot.

An apparatus for tying knots can include a body defined by a length along a longitudinal axis of the body and by an outer surface that extends around the longitudinal axis of the body from a first end of the body to a second end of the body. A trench in the body can extend from the outer surface of the body toward the longitudinal axis for the length of the body. A channel can extend for the length of the body and is exposed at the first and second ends of the body. A neck can be between the trench and the channel, the neck can be configured to contain first and second flexible lines extending in the channel extending from the first end of the body to the second end of the body and a line guide can be on the outer surface of the body configured to hold the first or second line at an oblique angle relative to a direction of the longitudinal axis.

A user interface and model architecture for knot tying via robotic medical systems is provided. A system receives a video stream of a medical procedure performed on an anatomical structure via a robotic medical system, identify, based at least in part on the video stream, a type of knot to tie with a suture on the anatomical structure, generate, based on the type of knot, one or more actions configured to cause one or more instruments of the robotic medical system to tie the type of knot with the suture on the anatomical structure, and overlay, on a user interface that displays the video stream of the medical procedure, one or more visual indications according to the one or more actions to guide the one or more instruments to tie the type of knot with the suture on the anatomical structure.

A surgical performing device and a surgical robot. The surgical performing device includes a knot tying mechanism and a thread picking mechanism. The knot tying mechanism includes a knot tying track configured to allow a leading end of a suture to move along the knot tying track, the knot tying track being disposed around a knot tying region, the knot tying track lying in a knot tying plane, the thread picking mechanism including a thread picking portion and a thread picking driving mechanism. The thread picking driving mechanism is configured to drive the thread picking portion to move to pick up a leading segment of the suture adjacent to the leading end of the suture. The knot tying mechanism is configured to drive the leading end of the suture to pass under the portion of the suture picked up to perform a knot tying action. The thread picking portion of the thread picking mechanism can pick up the leading segment of the suture, and the knot tying mechanism can drive the leading end of the suture to pass under the portion of the suture picked up to perform the knot tying action. Thus, the surgical performing device can independently perform a knot tying operation.

1. Name of the Design Product: Kelp Knotting Device. 2. Use of the Design Product: The kelp is successively cut into segments, then clamped and fixed by two clamping jaws with adjustable spacing to ensure the stability of the kelp during the knotting process, and then the kelp is looped and knotted. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph Most Indicating the Design Key Points: Perspective view.

The present application discloses a kelp knot tying device, which includes an external fixing component, a feeding component, a material clamping component, a knot tying component and a material pushing component. Among them, the external fixing component includes a machine case, a movable cover and a housing. The movable cover is rotatably arranged on the machine case, and the housing is detachably arranged on the machine case. The feeding component is arranged on the machine case and includes a fixing frame, a cutting mechanism, a translation mechanism and a material placing mechanism. The material clamping component is arranged on the machine case and includes a bottom plate, a spacing adjusting mechanism, a rotation adjusting mechanism, a first clamping jaw, a second clamping jaw, a baffle and a pushing mechanism. The knot tying component is arranged on the machine case. Thus, the kelp is cut into segments in sequence, and then clamped and fixed by two clamping jaws with adjustable spacing to ensure the stability of the kelp during the knot tying process. Subsequently, the kelp is looped and knotted, effectively improving the finished product rate and processing efficiency of kelp knot tying.

An assembly and method are provided for incorporation into suture anchor designs to facilitate the locking of a slidable working suture after it has been tensioned. The assembly can be utilized on multiple anchors in a pre-strung chain on a single working suture to create continuous, individually tensioned suture bridges between anchors in series, without knot tying. Further, the bridges are independently locked with selected tension for the particular application. An anchor body having at least one suture receiving passage therethrough is threaded with a working suture wherein the working suture flosses through the passage when tension is applied to the working suture. A locking cord extends through a second passage through the anchor body, the locking cord having a collapsible loop extending out the second passage and encircling a portion of the working suture, wherein collapsing the loop locks the working suture after tensioning.

The utility model discloses a channel wire pusher, which comprises a rod part welded at one end of a handle part, claw-shaped pushing hand parts used for pushing wires are distributed at the top end of the rod part, an obtuse angle is formed between the rod part and the handle part, the included angle between every two claw-shaped pushing hand parts is 30 degrees, the included angle between the handle part and the rod part is 160 degrees, and the rod part is connected with the handle part. The number of the claw-shaped pushing hand parts is three, the length of each claw-shaped pushing hand part is 0.4 cm, the diameter of each claw-shaped pushing hand part is 0.2 cm, the length of each handle part is 4 cm, the diameter of each handle part is 1 cm, and the length of each rod part is 15 cm, and the diameter of each rod part is 0.3 cm. The device has the advantages of being small and exquisite, free of surgical view shielding, wide in application range, firm in knotting and the like, assists in dura mater suturing in the spinal microchannel surgery, reduces cerebrospinal fluid leakage after the surgery, and improves the working efficiency. And therefore, the novel medical infusion support disclosed by the utility model has a good use effect.

The invention discloses a main line composite 8-shaped knot tying method, which comprises the following steps of: forming double lines on inner rings of two line rings of an 8-shaped line ring in a double line composite winding manner so as to prevent damage to a main line caused by cross extrusion torque formed by tightening of an outer line in a knot tying process; the inner rings of the two wire rings of the 8-shaped wire ring and the middle of the 8-shaped wire ring are each additionally provided with a circle of complex wire, and three sets of internal resistance coils are formed. The three groups of internal resistance coils form a surface pressure structure, so that damage to the main line caused by cross extrusion torque formed by tightening of the outer line in the knotting process is reduced to the minimum extent, and the strength of the main line is improved. According to the knotting method, no tangent knot exists, the main line is not damaged, the knotting method is easy to operate, the knot strength of the nylon (polyamide) fishing line can be improved to the maximum extent, and the phenomenon that fishes escape from the line due to improper knotting is avoided.

The invention discloses a knotting device and a warp tying machine. The knotting device comprises a driving mechanism; the knotting mechanism is driven by the driving mechanism to rotate; the cam mechanism is driven by the driving mechanism to rotate, the cam mechanism comprises a cam rotating shaft, and the cam rotating shaft comprises a first split shaft, a second split shaft and a clutch connected with the first split shaft and the second split shaft; wherein the knotting mechanism has a single-knot knotting mode and a double-knot knotting mode, the clutch can enable the first split shaft and the second split shaft to be separated so that the first split shaft and the second split shaft can rotate relatively, and therefore the knotting mechanism is switched between the single-knot knotting mode and the double-knot knotting mode. Or the first split shaft is in transmission connection with the second split shaft. According to the knotting device and the warp tying machine, simple and rapid switching between a single knot tying mode and a double knot tying mode can be achieved.

Surgical constructs and methods for closing a tear in soft tissue without knot tying and without the use of fixation devices are disclosed.

The invention discloses a preparation device and process of a knot temporary plugging agent for fracturing, and relates to the technical field of knot temporary plugging agent preparation devices.The preparation device comprises a processing assembly, the processing assembly comprises a supporting bottom plate, a melt extruder is fixed to the top of the supporting bottom plate, a knot tying piece is arranged on one side of the melt extruder, and a sealing piece is fixed to the top of the supporting bottom plate; a feeding shell is embedded in one side of the sealing piece; and the spraying and covering assembly is arranged at the top of the machining assembly. The device has the beneficial effects that through cooperation of the atomization spraying system and the linkage emergency blockage clearing mechanism, the spraying uniformity and the fault response speed are remarkably improved, the problems of slurry accumulation and blockage treatment lag are effectively solved, the bonding strength of a nano coating is guaranteed, the quality defect caused by non-uniform curing is avoided, and the product quality is improved. Meanwhile, linkage of functions of precise spraying and rapid blockage clearing is achieved, and the product percent of pass and preparation efficiency of the temporary plugging agent are greatly improved.

A knot tying device includes a holding portion, a first loop forming portion, a positioning portion, and a first suture hook. The holding portion including a suture hooking portion at its distal end portion. The holding portion is configured to hold a suture that is engaged with the suture hooking portion. The first loop forming portion is configured to form a loop of the suture fixedly. The positioning portion is configured to position the suture hooking portion with which the suture is engaged, at a specific position. The first suture hook is configured to pass through the loop, and catch and hold the suture in a state where the suture hooking portion with which the suture is engaged is located at the specific position. The first suture hook causes the suture to pass through the loop, thereby tying a knot in the suture.

According to the technical scheme, the method comprises the following specific steps: S1, knotting two ends of a suture with a needle outside the uterus, and pulling the needle end of the suture with the needle to enable the knots to slide into the uterine cavity; s2, under a hysteroscope, a needle holder is used for accurately fixing the bartack to a T-arm intersection point of Munule, and tension is adjusted, so that the Munule is suspended without tension; s3, knotting two ends of the suture with the needle outside the uterus in a crossed manner, pushing a knot into the uterine cavity by using a knot pusher, and repeating knotting and knot pushing operations; s4, cutting off the thread tail of the suture with the needle under the direct view of the hysteroscope, and remaining for a certain length; the tension-controllable knot pushing device has the advantages that the tension-controllable knot is used for replacing traditional ligating and knotting actions, the tension in the knot pushing process can be accurately controlled through the tension-controllable knot, the accuracy and operability can be improved, rapidness and convenience are achieved, tension-free hanging of Munyule can be achieved, the cutting effect on the posterior wall muscle layer cannot be caused, and the labor intensity of workers is reduced. Postoperative local muscular layer necrosis is not caused, and Mangule shedding is not caused.

The present invention provides a knotter for laparoscopic suture, which belongs to the field of laparoscopic surgery and includes a knotter guide sleeve; a telescopic hook, which penetrates the axial direction of the knotter guide sleeve and is movably arranged, and is provided with a head end for hooking a suture to tighten the suture; a telescopic hook guide sleeve, which is sleeved on the telescopic hook and can be moved axially along the knotter guide sleeve, and is used to sleeve a pre-tied slipknot and make the slipknot sleeved on the suture to form a suture knot; an auxiliary tensioning rod, which penetrates the axial direction of the knotter guide sleeve and is rotatably arranged, and is used to fix the end of the slipknot to reinforce the firmness of the suture knot. The present invention can achieve knotting in one time, and the knotting is firmly fastened and will not loosen or rebound, thereby shortening the laparoscopic surgery time and reducing the risk of blood loss in patients.

The invention belongs to the technical field of fishhook production, and particularly relates to fishing line knotting and box hanging equipment which comprises a supporting assembly, a hooking mechanism is installed on the supporting assembly, a third electric sliding rail is fixedly installed on the portion, on one side of the hooking mechanism, of the supporting assembly through a first support, and a third electric sliding block is slidably connected to the upper surface of the third electric sliding rail. During use, firstly, the child hook and the mother hook which are connected with a child wire are clamped and fixed to the two pneumatic clamping jaws respectively, the middle section of the child wire is pulled to move through the wire pulling clamp installed on the third electric sliding block, and in the wire pulling process, the child wire is pulled to move through the wire pulling clamp. The knotting motor is driven to move through cooperation of the first electric sliding rail and the second electric sliding rail, the knotting hook is arranged on the sub-line in a sleeving mode, at the moment, the knotting motor is started, the knotting hook is driven to rotate, the sub-line is automatically knotted, manual operation of a user is not needed, and the fishing line knotting efficiency is greatly improved.

Surgical constructs and methods for closing a tear in soft tissue without knot tying and without the use of fixation devices are disclosed.

The application relates to a knotting and tying device, which comprises a spiral knotting mechanism and a guiding mechanism. The spiral knotting mechanism comprises a spiral fixing part and a first driving assembly. The middle section of the spiral fixing part has a spiral structure. The first driving assembly is connected with one end of the spiral fixing part. The other end of the spiral fixing part is configured as a fixed end. The guiding mechanism is used for cooperating with the spiral fixing part, so that the end of a rope enters the inside of the spiral fixing part from one end of the spiral fixing part close to the fixed end, and is used for guiding the end of the rope to pass out from one side of the middle section of the spiral fixing part and then to be sent to the fixed end after being wound around the bound object for at least one round. Through the knotting and tying device, automatic knotting production can be realized, and the knotting efficiency is improved.