57 results about "Grasping forceps" patented technology

The utility model discloses needle grasping forceps under an arthroscope, which belongs to the technical field of needle grasping forceps and comprises a forceps body, a fixed forceps rod is arranged at one end of the forceps body, an extension rod is arranged at the other end of the forceps body, a fixed forceps and a movable forceps are respectively arranged at the tail end of the extension rod, a movable groove is arranged on the inner side of the middle of the forceps body, and a movable forceps rod is arranged in the movable groove. A clamping plate and a positioning plate are arranged on the opposite sides of the fixed forceps rod and the movable forceps rod, a clamping groove is formed in the bottom of the clamping plate, a clamping block is arranged at one end of the positioning plate, a pressing block is arranged at the top of the other end of the positioning plate, and a reset spring is arranged at the bottom of the pressing block. The clamping grooves in the clamping plate are matched with the clamping blocks on the positioning plate to form a clamping state, so that the fixed forceps rod and the movable forceps rod are clamped and positioned, the positioning of the movable forceps is realized, a certain labor-saving purpose is achieved without continuously applying force by a surgeon during use, and better operation of the surgeon is facilitated.

The invention discloses a cardiothoracic surgery puncture outfit stable in puncture force, and belongs to the technical field of medical puncture equipment.The cardiothoracic surgery puncture outfit stable in puncture force comprises an outer tube assembly, a puncture assembly is installed in the outer tube assembly, and a connecting mechanism is installed at one end of the outer tube assembly; one end of the connecting mechanism is provided with a grasping forceps assembly, and the other end of the connecting mechanism is provided with an endoscope assembly. By designing the connecting mechanism, the grasping forceps assembly and the endoscope assembly, the grasping forceps assembly and the endoscope assembly can be quickly exchanged in the use process, and the medical instrument can be replaced through the operation of a single medical worker without the assistance of an assistant, so that the medical instrument is prevented from falling off in the process of transferring the medical instrument, the number of surgical steps is reduced, and the surgical efficiency is improved. Therefore, the puncture operation efficiency is improved.

This product is a handle for an endoscopic treatment tool used in medical treatment. Specifically, it is used by connecting a treatment tool such as grasping forceps, an energy output device, or the like.

The invention discloses a magnetic anastomosis device for tissue clipping under a digestive endoscope, and belongs to the technical field of medical instruments. The device comprises a digestive endoscope, tissue grasping forceps, a mounting head, a pressing rod, a first magnet and a second magnet. The installation head is installed at the head end of the digestive endoscope, a sliding groove and magnet installation grooves in the two sides are formed in the installation head, and the first magnet and the second magnet are arranged in the magnet installation grooves respectively. The pressing rod is arranged on the tissue grasping forceps in a sleeving mode and located in the sliding groove. A magnet control structure is arranged in an inner cavity of the mounting head and comprises a baffle, a connecting stand column, a connecting rod, a pressing column and a spring. The baffle is a movable groove wall on one side of the magnet mounting groove and is connected with the connecting rod through the connecting stand column, and when the pressing rod retreats along with the tissue grasping forceps and extrudes the pressing column, the baffle is driven to move downwards, limiting on the magnets is relieved, and the two magnets attract and clamp the tissue under the action of magnetic force. According to the invention, the motion trail of the magnet can be accurately guided, the butt joint overlapping area of the magnet is large, the clamping effect is reliable, and the operation controllability is strong.

The invention relates to a rotary cutting system for an operation. The rotary cutting system comprises a rotary puncture outfit and a cutter. The rotary puncture outfit comprises a puncture rod and a tissue fixing head arranged at one end of the puncture rod, the tissue fixing head is used for being fixedly connected with target tissue, and the puncture rod is used for driving the target tissue to rotate relative to the cutter through the tissue fixing head; the cutter device comprises a cutting head, and the cutting head is used for cutting target tissue into a continuous long-strip-shaped structure. When the target tissue rotates, the cutter keeping the position unchanged can continuously cut the target tissue, so that the target tissue is cut into a continuous long-strip-shaped structure. Finally, the long-strip-shaped target tissue can be clamped out of the abdominal cavity wall by clamping the long-strip-shaped structure at any position through a clamp, so that the target tissue does not need to be repeatedly grabbed by grasping forceps, the operation is simple, and the efficiency is high.

The application discloses an auxiliary grasping clamp for laparoscopic surgery and belongs to the field of medical auxiliary instruments. The auxiliary grasping clamp for laparoscopic surgery comprises a connecting part and a grasping mechanism; the connecting part is fixedly connected with the grasping mechanism; one end of the grasping mechanism away from the connecting part is a grasping end, the grasping end comprises a plurality of sector monomers, the plurality of sector monomers are rotationally connected with the connecting part, so that the plurality of sector monomers can rotate in the same plane or in a plurality of parallel planes, the plane is parallel to the sector, so that the plurality of sector monomers can be unfolded or folded, and the plurality of sector monomers rotate to control the adjustable coverage range of the grasping end; the grasping mechanism is fixedly connected with a push-pull assembly, and the push-pull assembly controls the rotation of the sector monomers. It can change the grasping range of the grasping end of the grasping clamp according to the operation requirement, so as to adapt to different operation conditions.

The utility model discloses a spine endoscope minimally invasive surgery embracing type spike tooth bone grasping forceps, which comprises a first clamping jaw, a second clamping jaw, a fixing rod and a handle, the first clamping jaw is rotatably connected with the second clamping jaw, the second clamping jaw is fixedly arranged at one end of the fixing rod, the handle is arranged at the other end of the fixing rod, and the handle is fixedly connected with the first clamping jaw. The handle is used for controlling the rotating angle of the first clamping jaw relative to the second clamping jaw. According to the embracing type spike tooth bone grasping forceps for the spine endoscope minimally invasive surgery, the opening angle is increased through the first clamping jaw and the second clamping jaw, meanwhile, when a broken bone is grasped, the second clamping jaw is matched with the arched first clamping jaw, the first sharp teeth and the second sharp teeth can stretch into the side face of the broken bone to embrace the bone block, and the broken bone is convenient to grasp.

The low-temperature protection white matter clamping tweezers comprise a left tweezers arm (1) and a right tweezers arm (1), semiconductor chilling plates (2) are installed on the inner sides of the tweezers arms (1), and the temperature of the tweezers is reduced through the semiconductor chilling plates (2). Wherein a suction tube (4) of a negative pressure suction device is installed in one forceps arm (1), the suction tube (4) extends to the forceps tip (3), a negative pressure suction hole (33) is formed in the inner side wall of the upper half portion of the forceps tip (3), and when white matter is clamped, the negative pressure suction device is started to adsorb the white matter on the upper portion of the forceps tip (3). The semiconductor chilling plates in the forceps arms can maintain the temperature of the forceps tips at 4 DEG C, tissue metabolism damage in the material taking process is reduced, a negative pressure adsorption mode is provided, the tips are provided with negative pressure suction holes to be connected with an external negative pressure device, tissue is clamped after being gently adsorbed and fixed, and the risk of mechanical damage is reduced.

The present invention relates to a vascular dilation device, which includes an outer tube, a balloon connected to the distal end of the outer tube, a grasping forceps disposed within the balloon, and a handle connected to the proximal end of the outer tube. The balloon has a shaping region and a deformation region. The deformation region includes a plurality of flaps arranged circumferentially along the shaping region. The plurality of flaps are hinged to the shaping region and can be operatively rotated in a direction away from or close to the axis of the balloon to enable the balloon to switch between an expanded state and a closed state. The grasping forceps are slidably disposed within the balloon along the axial direction of the balloon and have a clamped state and a released state. The balloon of the present invention is a mechanical balloon that can be controlled to open and close. It has greater support force in the expanded state and has a better treatment effect on calcified stenosis. In addition, the balloon is provided with a grasping forceps that can be moved as needed to grasp diseased tissue or foreign matter inside and outside the balloon.

This product is a handle for an endoscopic treatment tool used in medical treatment. Specifically, it is used by connecting a treatment tool such as grasping forceps, an energy output device, or the like.

This product is a handle for an endoscopic treatment tool used in medical treatment. Specifically, it is used by connecting a treatment tool such as grasping forceps, an energy output device, or the like.

To provide a basket-type grasping forceps and a basket-type grasping forceps system that can smoothly release foreign objects such as gallstones from a basket wire into a body cavity without damaging the body cavity. [Solution] The basket-type grasping forceps system 2 comprises a grasping forceps 1, an endoscope M, a monitor M1, and a grasping forceps device 50. The grasping forceps 1 comprises a first grasping forceps 5 and a second grasping forceps 6. The first grasping forceps 5 has a first basket wire 11a, a first operating wire 20a, and a first knob 31. The second grasping forceps 6 has a second basket wire 11b, a second operating wire 20b, and a second knob 32. By moving the first knob 31 toward the rear end along the axial direction of the tube 52, the tip portion 12 rotates laterally, allowing foreign matter inside the basket wire 11 to be discharged outside the basket wire 11.

The invention discloses a pair of puncturable non-invasive grasping forceps for minimally invasive surgery and a use method thereof, the pair of puncturable non-invasive grasping forceps comprises a puncture sleeve and grasping forceps, and the head of the puncture sleeve is set as a tip; the nipper comprises a nipper rod and a nipper head, the nipper rod penetrates through the puncture sleeve in a sliding mode, the nipper head is arranged at the head end of the nipper rod, and the nipper head is exposed out of the pointed end of the puncture sleeve; when the puncture sleeve is used for puncturing, the forceps head retracts into the puncture sleeve; after puncture is completed, the first elastic assembly controls the forceps head to extend out of the puncture sleeve; a pull rod is slidably arranged in the forceps rod; a connecting assembly is arranged between the end, close to the forceps head, of the pull rod and the forceps head, the other end of the pull rod extends out of the tail end of the forceps rod, a handle is arranged at the extending end, and a second elastic assembly is arranged between the pull rod and the forceps rod. The pull rod is moved by pressing the handle and drives the plier head to open through the connecting assembly; and the second elastic component drives the pull rod to return to the original position after the pressing is released, and the pull rod closes and clamps the tong head through the connecting component.

The invention discloses a gripper with double working modes of clamping and enveloping. The gripper comprises a double-state gripping clamp and a driving set. When the double-state grasping forceps grabs an object, the grasping modes can be switched through the driving set according to the characteristics of a grabbed target, when the grabbed target is small or fine operation needs to be conducted on the grabbed target, the clamping grasping mode is selected, and when the grabbed target is large or stable grasping needs to be conducted on the grabbed target, the enveloping grasping mode is selected. Two grabbing working modes are achieved through one set of structure, the scheme structure is simple, the manufacturing cost is low, and objects of different sizes and shapes can be grabbed.

The present invention discloses an integrated puncture grasping forceps, comprising: a grasping forceps tube, a puncture tube sleeved on the outside of the grasping forceps tube, a push-pull rod fixedly connected to the puncture tube and used to drive the puncture tube to move synchronously, a rotating seat movably connected to the push-pull rod and suitable for driving the push-pull rod to perform rotational movement, and a handle portion rotatably matched with the rotating seat; the end of the grasping forceps tube away from the handle portion is provided with a grasping forceps head suitable for opening and closing movements, and the end of the puncture tube away from the handle portion is formed with a puncture head; and the grasping forceps tube passes through the push-pull rod and the rotating seat and is connected to a pull rod extended from the handle portion into the rotating seat, and the handle portion is provided with a movable handle connected to the pull rod for driving the grasping forceps head to perform opening and closing movements; and the movable handle is connected with a firing linkage structure.

The invention relates to the technical field of medical instruments, and discloses an endoscope tissue grasping forceps device aiming at breast tissue characteristics and application, the endoscope tissue grasping forceps device comprises a connecting shell as a device overall mounting and bearing carrier; the double-joint arc-shaped transmission assembly is fixedly connected with the connecting shell and comprises two symmetrically-arranged joint connecting parts and an arc-shaped forceps body, and the joint connecting parts drive the arc-shaped forceps body to achieve angle adjustment of self-adaptive mammary gland anatomy; and the electric grasping assembly is integrated at the far end of the arc-shaped forceps body and is used for low-damage accurate grasping of the mammary tissue. By additionally arranging the double-joint arc-shaped transmission assembly, the arc-shaped forceps body can achieve multi-angle accurate adjustment of a self-adaptive mammary gland anatomical structure, the chopstick effect that traditional straight or single-joint endoscope grasping forceps are limited in operation in a narrow mammary gland operation space is effectively broken through, and the operation flexibility and accessibility of the device are greatly improved. Meanwhile, the structural design matched with the characteristics of the mammary tissues is adopted, so that traction and extrusion damage of instruments to the mammary tissues in the operation process are reduced.

The utility model relates to endoscope grasping forceps which comprise a core rod assembly, a connecting assembly and a forceps head assembly, and the core rod assembly comprises finger rings, a core rod, a sliding ring and a fixing sleeve; the connecting assembly comprises a steel wire and an outer pipe; the tong head assembly comprises a support, a connecting rod and a tong claw. The near end of the support is fixedly connected with the outer tube, and a mounting opening is formed in the support. The two connecting rods are arranged in the mounting opening, one ends of the two connecting rods are hinged through a connecting pin, and the far end of the steel wire is connected with the connecting pin; the other ends of the two connecting rods are respectively hinged with the two gripper arms through pin shafts; the middles of the two clamp claws are hinged through a connecting shaft, the connecting shaft is installed in the C-shaped openings in the two sides of the far end of the support, and the connecting shaft and one clamp claw are fixedly connected or integrally formed. According to the scheme, the endoscope grasping forceps are simple in structure and convenient to disassemble and assemble.

In a full thickness resection using a medical stapler, when preprocessing of the resection, one may cauterize the peripheral tissues of the lesion site and perform the marking with a high-frequency treatment device to determine a guide of a region for the resection. However, when a planar marking is formed by cauterizing the peripheral tissues by a high-frequency treatment device, it may be difficult to visually recognize the marking in an endoscopic visual field.A lesion resection method can include forming a three-dimensional marking in peripheral tissues of a lesion; grasping the lesion by a grasping forceps; pulling the marking to a hand side of a staple ejection position of a stapler by pulling the grasping forceps grasping the lesion; ejecting a staple from the stapler to ligate the peripheral tissues of the lesion; and resecting the lesion.

The utility model relates to the field of medical instruments, in particular to a forceps head and grasping forceps for a rotator cuff suturing operation, and the forceps head for the rotator cuff suturing operation comprises an upper clamping jaw, a lower clamping jaw, a lower clamping jaw, an upper clamping jaw and a lower clamping jaw, and the lower clamping jaw is hinged with the upper clamping jaw and is provided with a lower through hole through which a suture line penetrates, and the lower through hole is opposite to the upper through hole when the forceps head clamps the rotator cuff. According to the forceps head for the rotator cuff suture operation, the problem that in the existing rotator cuff suture operation process, a surgeon difficultly hooks a suture line drilled out of the lower surface of a rotator cuff and pulls the suture line back to the upper surface of the rotator cuff through tools such as a line hooking device, and consequently time and labor are wasted in the threading process of the rotator cuff suture operation is solved; therefore, when the rotator cuff is clamped and fixed, a surgeon can simply, conveniently and quickly thread the rotator cuff.

The utility model discloses a pair of bending-adjustable intravascular tissue grasping forceps, which relates to the technical field of medical apparatuses and instruments and particularly comprises an elastic tube; the clamping end is arranged at the front end of the elastic tube and comprises a clamping jaw; the operating end is arranged at the tail end of the elastic tube and comprises an actuating handle for driving the clamping end to act and a plurality of groups of control handles for controlling the direction adjustment of the front end of the elastic tube; the control handle comprises a second base body, a sliding block moving in the center line direction of the second base body and a traction line penetrating through the elastic pipe. According to the bending-adjustable intravascular tissue grasping forceps, the elastic tube is arranged, the traction line is connected to the front end of the inner wall of the elastic tube, and by means of the self-aligning effect of the elastic tube and the traction effect of the rear end of the traction line, the function that the direction of the clamping jaw at the front end can be adjusted in a tube cavity is achieved; therefore, the problem that long-distance operation point tissue is not easy to grab is solved.

A surgical cautery device, system, and method of use may apply bipolar and / or sesquipolar electrocautery to target tissue via a pair of instruments with other primary surgical functions. The surgical cautery device and system may include first and second elements capable of forming an electrical circuit. The second element may be independently positionable with respect to the first element. The first and second elements may also include a surgical component with an independent surgical function. Exemplary surgical components include a rotary blade, a cutting tool, a grasper tool, a micro-scissors tool, a micro-grasping forceps tool, a dissector, a micro-dissector, curette, and a suction cannula. On some occasions, one of the surgical components may be interchangeable with another surgical component.

The single-hand-operated rotating wheel type grasping forceps comprise a forceps rod, a forceps head part, a handle part, a driving part and a guide wire, the two ends of the forceps rod are the operation end and the operation end respectively, and the forceps head part is located at the operation end. The handle component is connected to the operating end of the forceps rod, the driving component comprises a rotating wheel and a pushing screw, the rotating wheel rotates to drive the pushing screw to move, the handle component can be held by one hand, the rotating wheel is rotated by the same hand, and the guide wire drives the forceps head component to move when the rotating wheel rotates. The single-hand rotating wheel type self-locking grasping forceps further comprise a self-locking structure, and the self-locking structure is used for limiting rotation of the rotating wheel when the self-locking structure is matched with the rotating wheel and / or limiting movement of the pushing screw when the self-locking structure is matched with the pushing screw. The single-hand rotating wheel type self-locking grasping forceps can be operated by a single hand, and are simple to use and low in operation difficulty. And the self-locking function is achieved, the anti-interference capability can be improved, misoperation is reduced, and the working reliability is improved.

The invention discloses a handle for a vascular interventional operation and capturing forceps. The handle for the vascular interventional operation comprises a shell and a first driving assembly. The shell comprises a handheld part; the first driving assembly comprises a pressing piece, a first rack, a gear transmission mechanism and a second rack, the pressing piece is movably connected to the shell and comprises a pressed part, the pressed part is located on the handheld part and used for being pressed by an operator, the first rack is connected to the pressed part, and the second rack is movably connected to the shell and extends in the first direction; the gear transmission mechanism is connected to the shell and engaged with the first rack and the second rack, and the handle is configured to press the pressed part in the second direction to enable the second rack to move in the first direction so as to drive the opening and closing traction rope to move in the first direction. Therefore, only the handheld part needs to be held tightly, pressing on the pressed part can be achieved, the second rack is made to move so as to adjust opening and closing of the clamping jaw, a doctor does not need to operate with two hands, and using is more convenient and faster.

The present invention relates to the technical field of medical surgical equipment, specifically to an integrated abdominal tumor closed excision equipment based on pneumatic control and an excision method thereof, comprising a shell, a sleeve being provided at the right end of the shell; an airbag bag being provided at the right end of the sleeve, comprising a fixing ring connected to the sleeve, an airway and a bag cloth fixed on the fixing ring, an elastic rubber strip being fixed to the outer side of the right end opening of the airbag bag; a rotatable knife tube being provided in the shell and extending into the sleeve, a rotating assembly for driving the rotation thereof being provided in the shell; an inflation assembly being provided in the shell for inflating the airbag bag; a grasping forceps, the claw portion of which can extend from one end of the shell into the sleeve and extend through the airbag bag into the patient's abdominal cavity. One person can independently complete the entire process from sealing the tumor to removing the airbag and residual tumor, and can independently control the excision start and stop time and the airbag pressure relief node, so that a more efficient and safe laparoscopic surgery can be completed with less manpower.

1. Name of the designed product: Front end of handle for endoscope treatment instrument 2. Use of the designed product: The product as a whole is a handle for endoscope treatment instrument used in medical treatment. Specifically, it can be connected to and used with treatment instruments such as grasping forceps and energy output devices. Part of it is the front end of the handle for endoscope treatment instrument. 3. Design points of the designed product: The shape of the claimed part. 4. Picture or photo best indicating the design points: Design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: This design for appearance protection is a partial design, the part outside the purple area is the claimed part, and the part represented by the purple area is not claimed.

The present invention provides an anal fistula hanging needle with a retractable grasping forceps, belonging to the field of anal fistula hanging thread technology. It comprises a handle body, a joint body is provided on the top of the handle body, an inner thread is installed on the side of the joint body away from the handle body, an inner core is provided in the inner thread, and a clamping forceps is installed on the end of the inner core away from the handle body. By providing an inner thread, an outer sheath body and a limiting extrusion mechanism, the present invention can not only make the device fold together when not in use through the coordinated use of the inner thread and the outer sheath body, which is convenient for storage, but also prevent the folded clamping forceps from accidentally hitting other objects, and at the same time, the inner thread and the outer sheath body have a certain deformation ability, so that when entering the fistula tract, they can change according to the shape of the fistula tract, thereby better moving in the fistula tract. After passing through the fistula tract, the rubber band is grasped by the clamping forceps, and then the inner thread and the outer sheath body are pulled to drive the rubber band out of the fistula tract together.

The utility model discloses a pair of hysteromyoma grasping forceps under a hysteroscope. A pair of hysteroscope hysteromyoma grasping forceps comprises a forceps head, a forceps body and forceps handles, an operation handle is hinged to each forceps handle, a rotating assembly is movably arranged in each forceps body, the front end of each rotating assembly extends to the front end of the corresponding forceps body through the interior of the corresponding forceps body and is movably connected with the forceps head, and the forceps heads are movably connected with the forceps bodies. The rear end of the rotating assembly extends to the outer side of the clamp handle through the interior of the clamp handle and is movably connected with the operating handle, a sealing ring is arranged in the clamp body close to the clamp head, and row teeth are evenly distributed in the clamp head in the length direction of the clamp head. According to the hysteroscope forceps, medical staff can clamp myoma in the limited operation space of a hysteroscope, the operation risk can be reduced, and the operation efficiency can be improved.

The invention provides improved arthroscope wire grasping forceps which comprise a forceps head, a forceps rod, a rear control handle and a front control handle, the forceps head comprises an upper forceps mouth and a lower forceps mouth, and the upper forceps mouth can rotate relative to the lower forceps mouth. According to the invention, the structures of the front and side surfaces of the plier head are improved, and the multidirectional wire-carrying function is realized.

This utility model relates to the field of medical devices, specifically to an endoscopic bidirectional grasping forceps, comprising a sleeve and a forceps body. A sliding plate is mounted on the inner wall of the sleeve via a sliding fit. An adjusting rod is mounted on the upper surface of the sliding plate. A superior rod is symmetrically mounted on the bottom of the sliding plate via a pin. A pin is mounted on the bottom of the superior rod, and the forceps body is mounted on the bottom of the pin. A first slider is symmetrically mounted on the upper surface of the sleeve. A superior seat is mounted on the upper surface of the first slider via a sliding fit. A first collar is symmetrically mounted on the upper surface of the superior seat. A first spring rod is mounted on the inner end of the first collar and is inserted into the outer wall of the adjusting rod. A limiting plate is arranged inside the superior seat, and a connecting rod is mounted on the upper surface of the limiting plate. This utility model employs a first spring rod structure to ensure that the forceps head of the forceps body is in a closed state, preventing accidental opening of the forceps head during object removal and thus avoiding surgical failure, thereby improving surgical safety.

The utility model provides a pair of long grasping forceps for an endoscope, and aims to solve the problems that the handle parts of the conventional long grasping forceps for the endoscope are generally arranged into two circular rings, so that an operator can only apply force through two thumbs, and the clamping stability is poor due to insufficient applied force, the following scheme is provided: the long grasping forceps comprise a joint and two handles, the two handles are connected in a sliding mode through a joint, each handle comprises an arc section and a linear section, the arc sections are used for being held by an operator, two clamp mouths are fixedly installed at one end of each linear section, and the two clamp mouths which are arranged in a bilateral symmetry mode are matched with each other and used for being clamped by the operator. The lower half portion of the handle is arranged to be the arc section, compared with a conventional circular-ring-shaped handle, larger force can be exerted, the two forceps mouths are combined to clamp the urethra more stably, and through the arrangement of the wavy plate and the anti-skidding groove in the wavy plate, the grabbing stability of an operator is improved, and skidding is prevented.