15 results about "Manual traction" patented technology

The invention discloses a flexible traction device for pelvic fracture reduction. The flexible traction device comprises a translation unit, a lifting unit, a rotation unit, a traction rope winding and unwinding unit, a traction rope, a tensioning unit, a traction force monitoring unit and a bone nail clamping unit. By means of specific arrangement of the units and cooperative arrangement of the units, the problems that traditional manual traction operation is unstable, traction force is insufficient and the like are solved, damage to soft tissue is reduced, the risk of postoperative complications is reduced, stable and accurate support is provided for large traction force needed by pelvic fracture reduction, and the operation efficiency is improved. And the traction effect and the stability of the traction device are greatly improved.

The utility model relates to the technical field of municipal construction engineering, in particular to a municipal cable laying auxiliary traction device which comprises a main frame of a right-angle structure, a traction groove of an arc-shaped structure is formed in the front side of the main frame, and a plurality of sets of traction wheels with grooves are evenly assembled in the traction groove. The right end of the traction groove is fixedly provided with a traction mechanism used for pulling the cable. The traction mechanism comprises a fixing frame, the fixing frame is welded and fixed to the right end of the traction groove, multiple sets of roller shafts are arranged on the upper side and the lower side in the fixing frame, and the multiple sets of roller shafts are sleeved with traction belts used for transmission. According to the utility model, the right-angle main frame design and the 90-degree arc-shaped traction groove are matched with the corner of the wall body, so that the cable can turn smoothly, the risk of damage caused by too small bending radius is reduced, the laying efficiency is improved, the automatic traction of the cable is realized through the arranged traction mechanism, and the labor intensity of workers is reduced. The labor intensity of workers is greatly reduced, and the risk of cable damage caused by improper manual traction is reduced.

The utility model discloses a dynamic muscle nature's neck rehabilitation training brace relates to medical rehabilitation instrument technical field, and the utility model discloses a cape, and the both sides of cape outer surface and the both sides of back are all provided with servo motor and take off and put on the roll, and four servo motor output all are connected with worm, and four take off and put on the back of roll all are connected with worm wheel, and the top of cape is connected with head hoop through a plurality of ball head seat. The utility model discloses the setting of servo motor, worm, worm wheel, take off and put on the roll and first pull rope, and four servo motor outputs are driven four take off and put on the roll rotation respectively through four worms and four worm wheel meshing, thereby being convenient for to take off or put out to first pull rope, second pull rope, third pull rope and fourth pull rope, when first pull rope and second pull rope take off and third pull rope and fourth pull rope put out, make the head of patient to the right side of self inclination, do not need medical staff or family member manual traction patient head and make neck movement, and the operation is time -saving and labor -saving.

The utility model discloses an indwelling needle which comprises a catheter seat, a catheter installed at the front end of the catheter seat, an isolation plug installed in the catheter seat, a protective cylinder with a guide hole extending in the axial direction and a limiting hole extending in the circumferential direction from the front end of the guide hole, and a needle seat arranged in the protective cylinder, wherein the front end of the needle seat extends out of the protective cylinder and is connected to the rear end of the catheter seat in an inserted mode. The rear end of the puncture needle is connected with the needle base, the front end of the puncture needle sequentially penetrates through the isolation plug and the catheter, the needle holding handle penetrates through the limiting hole and is connected with the needle base, and the reset spring is arranged on the needle base in a sleeving mode and elastically abuts against the position between the front end of the protective cylinder and the rear end of the needle base. The puncture needle can be pulled out without manual traction, the risks of instability and misoperation caused by manual needle pulling can be eliminated, and the puncture needle pulling device is safer, more reliable, more convenient and quicker.

The utility model relates to the technical field of aluminum profile straightening, and discloses an aluminum profile straightening device which comprises a base and an aluminum profile, two straightening parts and a traction part are fixedly installed on the top of the base, the aluminum profile is placed on the traction part, and the two straightening parts are symmetrically arranged front and back. Each straightening component comprises a mounting plate and a long top plate, the mounting plate is fixedly mounted at the top of the base, a first air cylinder is fixedly mounted at the top of the mounting plate, and a hinge seat is fixedly mounted at the extension end of the first air cylinder. The aluminum profile straightening device is used for straightening bent parts, in different bending directions, on an aluminum profile, the aluminum profile is dragged to move through the traction component, the bent parts on the aluminum profile are adjusted to the positions where the straightening component can be used for straightening, manual traction is not needed, and multiple bent parts, in different bending directions, on the aluminum profile can be straightened through one-time fixing.

The utility model provides a high-temperature copper bar traction device which comprises a supporting platform, two sliding rails are arranged at the upper end of the supporting platform side by side, a sliding seat is arranged between the two sliding rails in a sliding mode, a driving mechanism is arranged at the upper end of the supporting platform and connected with the sliding seat, and a clamping cavity is formed between the sliding seat and the supporting platform. Two clamping blocks are arranged in the clamping cavity side by side, a power mechanism is arranged above the two clamping blocks, and the power mechanism is connected with the two clamping blocks. When the copper bar enters the clamping cavity, the two clamping blocks can be driven by the power mechanism to get close to each other until the two clamping blocks abut against the two ends of the copper bar respectively, and then the sliding seat can be driven by the driving mechanism to be away from the forward extruder in the length direction of the sliding rail so as to pull the end of the copper bar. And the copper rod is not easy to bend or even distort. Manual traction of workers is replaced by traction of the traction device, and the traction device has the advantages of being high in automation degree and traction efficiency.

The utility model relates to the technical field of fiber processing, and discloses a stretching traction device capable of adjusting fiber fineness, which comprises a fiber processing frame, a stretching mechanism is arranged on the fiber processing frame, the stretching traction force of fibers is adjusted by arranging the stretching mechanism, an auxiliary mechanism is arranged on the stretching mechanism, and the auxiliary mechanism is arranged on the fiber processing frame. By arranging the auxiliary mechanism, loosening and falling are reduced when fibers are stretched, the stretching mechanism comprises an arc-shaped plate, the arc-shaped plate is slidably connected to the inner wall of one side of the fiber processing frame, the outer wall of the top of the arc-shaped plate is fixedly connected with an adjusting column, and the outer wall of one side of the fiber processing frame is fixedly connected with a storage column. According to the utility model, the balancing weight, the sliding frame and other structures are arranged, so that the problems that fiber materials need to be dragged manually, stretching adjustment deviation is easy to occur due to different strength of personnel, the manufacturing cost is increased and the maintenance time is shortened due to mechanical operation, and the working efficiency is influenced are solved.

The invention relates to the technical field of medical instruments, and discloses a traumatic orthopedics department auxiliary traction device aiming at the problems of adjustment flexibility, fitting precision, operation convenience and adaptation range of an existing traction device, the traumatic orthopedics department auxiliary traction device comprises two tightening mechanisms surrounding the upper portion and the lower portion of a traumatic part respectively and used for fixing an affected limb; the clamping assembly is arranged in the tightening mechanism and is used for fixing the affected limbs of the patients with different body types; the two ends of the two telescopic traction mechanisms are connected with the two tightening mechanisms respectively, and the two telescopic traction mechanisms are located on the periphery of the wound part at intervals and used for pulling the wound part. A motor of the tightening mechanism drives a first gear and a second gear to conduct transmission, an Archimedes thread coil sliding groove of the second gear is combined to drive a sliding block to move, accurate tightening and loosening of a clamping assembly are achieved, and the problem that traditional manual traction is insufficient in accuracy is solved. The distance between the two tightening mechanisms can be accurately controlled by an adjusting assembly of the telescopic traction mechanism, and the treatment requirements of different wound parts are met.

This utility model relates to the technical field of tape traction equipment, specifically a tape feeding and traction device. The device includes a support frame with an open side. Inside the support frame is a vertically movable clamping plate used to press the end of the tape into the support frame. A control slot is provided at the top of the support frame, and a drive plate is fixedly connected to one side of the clamping plate. This utility model uses the clamping plate and support frame to fix the end of the tape. The movement of the support frame drives the tape end to move, allowing the traction rollers that guide the tape to separate in a smaller space. This allows the clamping plate and the tape end to pass between two close traction rollers, facilitating traction operations within the limited space of the equipment. Furthermore, because the entire end of the tape is fixed, the tape remains spread out during traction, preventing folding during manual traction.

The present invention provides a drilling assembly for tibial fractures, which relates to the field of orthopedic surgery and includes a lower backing plate. Outer traction frames are provided on both sides of the lower backing plate, and an outer bracket is provided on the outside of the lower backing plate. A drilling module is slidably arranged on the top of the outer bracket. A tail worm wheel shaft is fixedly arranged at the tail end of the outer traction frame, and an inner runner is rotatably arranged on the outer traction frame. The inner runner is rotatably connected to an inner connecting rope. A reset coil spring is fixedly arranged at the tail end of the first tooth scroll shaft, and the gear at the tail end of the first tooth scroll shaft is meshed with the tail gear shaft. The tail gear shaft is fixedly connected to the first traction plate. By using the first traction plate and the outer traction frame to traction the surrounding skin and soft tissues of the tibial fracture site to the surrounding, it is convenient to expose the internal tibia, without the need for manual traction operation by additional personnel, reducing the configuration of personnel for skin and soft tissue traction, and solving the problem that the configuration of special personnel for skin and soft tissue traction leads to the limitation of the number of surgeries due to the number of people.

The utility model discloses a medical electric lifting manual traction bed which comprises a bottom frame, the bottom frame is provided with a rod body structure extending downwards, the top of the bottom frame is provided with a front lifting arm and a rear lifting arm in a hinged mode, the upper end of the front lifting arm and the upper end of the rear lifting arm are connected with extension arms, the upper ends of the two extension arms are provided with a chest plate in a hinged mode, and the chest plate is connected with a traction device. A leg plate is arranged on one side of the chest plate in a hinged mode, a foot plate is arranged on the side, away from the chest plate, of the leg plate in a connected mode, and a head plate is arranged on the side, away from the leg plate, of the chest plate in a hinged mode. The problem that an existing traction bed provided in the background technology has certain limitation in use is solved. The traction structures of the head and the feet are inconvenient to adjust, and the use effect is affected.

The utility model discloses a traction device for a mine car to enter a tank automatically, which relates to the technical field of mine transportation equipment and comprises tracks and a mine car, a fixing frame is arranged between the two tracks, two ends of the inner wall of the fixing frame are respectively provided with two rotating rods in a rotating mode through bearings, and two ends of each rotating rod are respectively and fixedly provided with a chain wheel. Chains are connected between the two chain wheels of the two rotating rods, a connecting rod is fixed between the two chains, a push plate is fixed at the upper end of the connecting rod, a stress plate is fixed at the lower end of the mine car, anti-falling structures matched with each other are arranged on the push plate and the stress plate, an oiling mechanism is arranged at one end of each chain, and one rotating rod is connected with a driving assembly. The anti-disengaging structure comprises a first clamping block fixed to one side of the push plate, a second clamping block is arranged on one side of the stress plate, and the first clamping block is located above the second clamping block. According to the utility model, manual traction is not needed, the positioning is accurate in the traction process, the device is not easy to fall off from the mine car, and the problem of poor efficiency is solved.

The utility model relates to textile equipment technical field especially, is a kind of folding device for hygroscopic anti-seepage fabric, including rack, slide, traction assembly, disc and cutting assembly, rack is provided with conveying belt and support, support is provided with air inflation shaft and deviation rectifying component;Slide is slidably arranged on the rack, drive assembly A that drive slide reciprocating is provided on the rack, movable frame is provided on the slide, and drive assembly B that drive movable frame is slid along the slide is provided on the slide;Traction assembly is set on movable frame and moves along the height direction of movable frame by traction fabric;Disc is rotatably arranged on movable frame, two compression rollers are arranged at the position deviated from the axis of disc, and drive assembly C that drives disc rotation is provided on movable frame;Cutting assembly is set on movable frame and located between traction assembly and disc.The present device can quickly fold the fabric of fixed length, and folding is neat and flat, and after cutting, manual traction and repositioning are not needed.

Dressing (1) for a puncture or infusion point, comprising a first sheet (2) of micro-perforated polymer material, a first face (3) of this first sheet being covered with a pressure-sensitive adhesive and being intended to be fixed to the skin by covering a puncture or infusion point, the opposite face of this first sheet being non-adhesive, the dressing comprising a second sheet (10) carrying a strip of compress-forming material (5), the second sheet extending in a longitudinal direction (L) and comprising two end portions in this longitudinal direction, the first end portion (13) being fixed to the non-adhesive face of the first sheet, the second sheet being deformable by manual gripping of the second end portion (15) and manual traction in the longitudinal direction, the second sheet comprising a rear face (11) provided with an adhesive. Figure 1

The invention relates to the technical field of surgical instruments, in particular to a wound traction device for hepatobiliary surgery, which comprises two oppositely distributed deformation rods and two oppositely distributed connectors, two ends of each deformation rod are connected with the two connectors, the deformation rods are respectively linear and arc-shaped in a contraction state and an extension state, and the deformation rods are connected with the connectors. When the deformation rods are arc-shaped, the two deformation rods can be spliced into a ring shape; by adopting the mode that the two deformation rods deform to open the wound, automatic traction work on the wound can be achieved, manual traction is not needed, and therefore the number of operation personnel is effectively reduced, the physical burden of medical staff is relieved, traction stability can be improved, the view position and size of the wound can be stable, and the operation efficiency is improved. Therefore, a good operation environment can be conveniently provided for doctors.