34 results about "Tissue forceps" patented technology

A method and device for grasping tissue using the tissue forceps with wide jaws. The tissue forceps include a first arm and a second arm joined at a vertex at a proximal end. The first arm and the second arm have distal portions which are extensions angled leftward away from the longitudinal axis of the first and second arms. Wide forceps jaws terminate the distal end of the angled extensions and the terminal inner surfaces of the jaws have serrated edges. The forceps is adapted to sequentially grasp tissue on opposed sides of a tissue interface and then present the tissue for further procedure. The jaws can be straight, convex, or concave to hold, stabilize and manipulate tissue flap borders with better grasping and control. The jaws can be in line with the handle (straight) or 45 or 90 degrees offset for better access to different surgical site's locations.

A laparoscopic suturing device is provided. The suturing device can pass a suturing needle back and forth between jaws of a jaw assembly to suture tissue at a surgical site in a minimally invasive procedure. The jaw assembly can have a pivotable jaw member in each jaw to position the jaw assembly and needle in a low-profile stowed configuration for insertion through a low diameter surgical port. The jaw assembly can be actuated by a handle assembly that provides simultaneous needle passing from a driving jaw to a receiving jaw and latching the needle within the receiving jaw in a single trigger cycle.20 24 22 73 26 15 O ct 2 02 4 A B S T R A C T O F T H E D I S C L O S U R E 2 0 2 4 2 2 7 3 2 6 1 5 O c t 2 0 2 4

The invention discloses a retractor fixing system for a surgical operation, and belongs to the technical field of medical instruments. In order to overcome the technical defects that an existing manual retractor needs full-time personnel to apply force continuously, and a mechanical retractor is insufficient in degree of freedom of adjustment (limited by plane adjustment of + / -15 degrees) and cannot adapt to instruments of multiple specifications, a modular solution is provided. Quick assembly and disassembly within 5 seconds are achieved, and the clamping force is larger than or equal to 500 N; the multi-direction adjusting module adopts a dual-mode universal damping ball head assembly (6) and supports a first connection mode and a second connection mode (parallel traction force distribution), and a hexagonal damping adjuster (601) can accurately control the traction force; according to the instrument adaptation module, a retractor adapter (7) is provided with an ISO 13485 standard interface (701) and an anti-disengagement clamping groove (702) and is compatible with retractors and tissue forceps with different diameters, a chamfer design (R is larger than or equal to 1 mm) supports a medical disinfection bag to wrap the system in a sterile mode, the surgical field exposure stability is remarkably improved (the tremor amplitude is reduced to be smaller than or equal to 0.1 mm), and the instrument adaptation module is suitable for complex anatomical structure adjustment of open surgery. The attached drawings of the abstract show the system assembly structure and the profile characteristics of the universal ball head assembly.

The tissue forceps with the replaceable forceps heads comprise the tissue forceps body, two moving cavities are formed in one end of the tissue forceps body, two moving holes are formed in the cavity walls of the two moving cavities in a penetrating mode, the interiors of the two moving cavities are each connected with a moving block in a sliding mode, and the moving blocks are arranged in the moving cavities in a sliding mode. The positions, corresponding to the two moving holes, of the two moving blocks are each fixedly connected with a first threaded rod, the ends, away from the moving blocks, of the two first threaded rods penetrate and extend out of the tissue forceps, and two forceps heads are arranged on the outer side of one end of the tissue forceps. The pair of tissue forceps has the advantages that when the pair of tissue forceps is used, the forceps heads are fixedly connected to the tissue forceps through threads, and then the threaded rod is pushed to descend to drive the forceps heads to descend and abut against the tissue forceps, so that the pair of tissue forceps is fixed to the tissue forceps. Therefore, the tissue forceps are prevented from being fixed along with rotation, and the forceps heads are kept parallel and are convenient to use.

1. The name of the product of this design: tissue forceps specially used for single-port breast laparoscopic surgery. 2. Purpose of the product of this design: a tissue forceps specially used for single-port laparoscopic breast surgery. 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: three-dimensional picture.

1. The name of this design product: tissue forceps. 2. Purpose of this product design: The flexible tube can be used to bend the rod during thoracic and abdominal surgery to clamp and push away tissue or organ substance in the body while avoiding interference with other surgical instruments. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model discloses an automatic hemostasis dialysis remaining needle which comprises a catheter assembly and a connector assembly arranged at one end of the catheter assembly, and a pipeline connector is further movably connected to the connector assembly. The guide pipe assembly comprises a guide pipe seat, a stop valve and a guide pipe; the connector assembly comprises a butt joint piece arranged at the end, away from the catheter, of the catheter base and a conduction piece arranged at the joint of the butt joint piece and the catheter base. The pipeline connector is pushed to drive the conduction piece to move towards the catheter to penetrate through the stop valve so as to conduct the blood vessel channel, the pipeline connector is detached, the stop valve resets and seals the blood vessel channel, and meanwhile the conduction piece is driven to move away from the catheter. According to the utility model, the connecting part is arranged at the connecting part of the catheter seat and the butt joint part, and the pipeline joint is used for pushing the connecting part, so that the stop valve is automatically switched between opening and closing, the function of opening and closing a vascular access is further realized, the mode of clamping and closing by using tissue forceps is replaced, and the safety performance is improved.

The utility model relates to a lavage mechanism of tissue forceps and the tissue forceps, comprising: a housing, the housing comprising an accommodating cavity for liquid circulation and a liquid inlet hole communicated with the accommodating cavity; the end cover is connected with one end of the shell; the transmission rod penetrates through the shell, and the two ends of the transmission rod are used for being connected with a driving assembly and a clamping assembly of the tissue forceps respectively; one end of the sleeve is connected with the shell, the transmission rod is located in the sleeve, a channel used for liquid circulation is formed between the transmission rod and the sleeve, and the channel is communicated with the containing cavity; the push plate is located in the containing cavity and is in sliding connection with the transmission rod, an elastic piece is further arranged between the push plate and the end of the shell, the two ends of the elastic piece abut against the push plate and the end of the shell respectively, and a first space used for containing the liquid suction piece is formed between the push plate and the end cover. According to the lavage mechanism of the tissue forceps and the tissue forceps, operation such as effusion extraction and lavage can be carried out, and meanwhile more space is prevented from being occupied.

A treatment device having a vibration source, a transmission rod, treatment blade, and a jaw piece attached to a movable handle is disclosed. The treatment device is equipped with ultrasonic transducers which includes piezoelectric elements converting electrical power into ultrasonic vibrations. The ultrasonic vibrations are transmitted along the transmission members to the treatment blade that vibrates at ultrasonic frequencies to cut and / or seal tissues. The jaw piece is connected to the movable handle and open and closes with the movement of the movable handle. The treatment device is also equipped with an extension protruding from the operation body that allows the operator to operate the device and the movable handle at ease, even when the device is operated at different angles.

This invention discloses a reusable, quick-release tissue forceps, comprising two handles, a locking component at the junction of the two handles, an mounting sleeve connected to one side of each handle, a slot formed in the top inner part of the mounting sleeve, a first fixing component corresponding to the slot, an annular groove formed on the inner side of the mounting sleeve, a second fixing component corresponding to the annular groove, the second fixing component comprising a circular block, a moving rod formed inside the circular block, grooves formed on both sides of the moving rod, balls corresponding to the grooves, circular grooves formed on both sides of the circular block, the balls corresponding to the grooves, the annular grooves corresponding to the balls, a moving component on one side of the circular block, a forceps head connected to one side of the circular block, and a moving block comprising a moving component. This invention conveniently and efficiently achieves quick disassembly and stable function.

A method and device for grasping tissue using the tissue forceps with wide jaws. The tissue forceps include a first arm and a second arm joined at a vertex at a proximal end. The first arm and the second arm have distal portions which are extensions angled leftward away from the longitudinal axis of the first and second arms. Wide forceps jaws terminate the distal end of the angled extensions and the terminal inner surfaces of the jaws have serrated edges. The forceps is adapted to sequentially grasp tissue on opposed sides of a tissue interface and then present the tissue for further procedure. The jaws can be straight, convex, or concave to hold, stabilize and manipulate tissue flap borders with better grasping and control. The jaws can be in line with the handle (straight) or 45 or 90 degrees offset for better access to different surgical site's locations.

A suture cutter device for alleviating the number of instrument exchanges during a closing routine of a surgical procedure is disclosed. The suture cutter device comprises of a top segment and a bottom segment. The top segment includes front and rear panels, a plurality of knife blade supports, and a plurality of attachment pin holes. The bottom segment includes a plurality of alignment pins. During use, a knife blade is secured between the plurality of knife blade supports, and the fixed hinge of a tissue forceps is securely coupled to the top segment via a fastening mechanism.

A handle device comprises a shell and a sliding rod fixed to the shell, a rotating shaft capable of sliding in the axis direction of the sliding rod is arranged in the sliding rod, a rotating wheel capable of rotating synchronously with the rotating shaft is arranged in the shell, a sliding way is arranged at one end of the rotating wheel in the axis direction, and one end of the rotating shaft penetrates into the sliding way; a guide wire installation position is arranged on the rotating shaft, a guide wire penetrating hole is formed in the shell or the sliding rod, and the axis of the guide wire penetrating hole coincides with the axis of the rotating shaft. The handle device is used for controlling instruments such as biopsy forceps, tissue forceps, foreign matter forceps, hemostatic clips and snare, specifically, the rotating wheel rotates to drive the rotating shaft to rotate, then the tissue forceps are driven to rotate through structures such as a guide wire, and therefore control over rotation of the tissue forceps can be achieved without rotation of the whole handle device; and when the opening and closing of the tissue forceps need to be controlled, the rotating shaft slides along the sliding rod. The handle device is more convenient in rotation function and axial sliding operation, and the operation is more in line with human engineering mechanics.

The utility model provides a pair of polyp forceps, which relates to the technical field of medical instruments and comprises a forceps moving head, a push rod, a forceps fixed head, a fixed rod, a moving handle, a fixed handle, a screw shaft and a limiting piece, the forceps moving head is mounted at the front end of the push rod, and the tail end of the push rod is connected with the moving rod; the fixed clamp head is clamped at the front end of the fixed rod, a positioning groove is formed in the top end of the fixed rod, the top end of the fixed rod is attached to the push rod, a fixed handle is connected to the tail end of the fixed rod through a bolt, a first fixing pin penetrates through the front face of the front end of the fixed handle, and object taking grooves are formed in the front end of the fixed clamp head and the front end of the movable clamp head and used for clamping cut tissue; the limiting groove in the rear end of the push rod is clamped with the limiting piece, so that the front-back moving distance of the push rod is limited, the phenomenon of over-clamping or over-opening of the tong head is prevented, the push rod in the structure is easy to detach, the push rod can be detached upwards by pushing away the limiting piece, and the interior of the push rod can be easily cleaned during cleaning.

The orthopedic reduction forceps comprise two single-blade forceps fixed by a fixing bolt, each single-blade forceps is composed of a forceps head, a forceps body and a forceps handle from head to tail, the thickness of the forceps head of each single single-blade forceps is larger than 4 mm, the thickness of a cutting edge of each single single-blade forceps is larger than 1 mm, a clamping opening of each forceps head is provided with a plurality of reduction teeth, and the top end of each forceps head is further provided with tip teeth; according to the invention, the tip teeth can be easily inserted between fracture blocks, tightly attached to the fracture blocks and stably grasp the fracture blocks, the fracture broken ends can be fixed by matching with the reduction teeth, the fracture broken ends can be kept in a good alignment relationship, and meanwhile, some small tubular bones can be clamped; the forceps body is widened and thickened, the forceps body is short and thick, the fracture broken end can be better held, inconvenience caused by narrow operation space is reduced, and the situation that the fracture broken end cannot be stably held due to the fact that bent forceps and tissue forceps are too long and too thin, and effective reduction is difficult occurs.

The invention is suitable for the field of medical instruments, and provides tissue forceps capable of being flexibly controlled in all directions and an operation method.The tissue forceps capable of being flexibly controlled in all directions comprise a forceps head, a front rod, a locking ring, a flexible pipe, a main rod, a rotary knob mechanism, a rotating mechanism and a movement mechanism, and the special structure of the flexible pipe enables the flexible pipe to be flexibly bent in the left-right direction; the tissue forceps are convenient to adapt to different angle and position requirements in surgical operation, instrument interference is avoided, the operation flexibility is improved, and the tissue forceps can be operated more freely in a narrow surgical wound; due to the existence of the rotating mechanism, the whole instrument can freely rotate by 360 degrees in all directions, so that the forceps heads can be bent in all directions, and an extremely wide operation space and angle selection are provided for surgical operation; it is worth mentioning that the closing action of the forceps heads is pulled by the steel belt, even if the flexible pipe is in a bent state, the clamping action can still be stably and reliably completed, and the integrity and effectiveness of the functions of the tissue forceps in the operation process are guaranteed.

The utility model relates to tissue forceps for assisting in trimming oral soft tissues. The tissue forceps comprise two tissue forceps bodies, each tissue forceps body comprises two forceps bodies, and the two forceps bodies are connected through a forceps shaft to form a forceps type structure capable of being opened and closed around the forceps shaft. Each plier body comprises a plier ring, a plier handle, a plier head and a square clamping plate, the plier ring is connected with the lower end of the plier handle, the plier head is connected with the upper end of the plier handle, and the square clamping plate is arranged on the plier head; a first preset angle is formed between the square clamping plate in one tissue forceps body and the corresponding forceps head, and the square clamping plate is used for clamping soft tissue in an oral cavity anterior tooth area; a second preset angle is formed between the square clamping plate in the other tissue forceps body and the corresponding forceps head, and the square clamping plate is used for clamping soft tissue in the rear tooth area of the oral cavity. More tissues are clamped through the two square clamping plates which are oppositely arranged, so that the tissues are stably clamped and fixed and do not slip off, and subsequent tissue trimming by a blade is facilitated.

The utility model provides a kind of auxiliary lifting device for operation and the operating bed with it, wherein auxiliary lifting device includes L-type rod, adjusting rod, first adjusting structure, first clamping piece and tissue forceps;L-type rod is suitable for being installed on bed;Adjusting rod is installed on L-type rod;First adjusting structure is installed on adjusting rod;First clamping piece is installed on first adjusting structure;Tissue forceps are installed on first clamping piece.Use, L-type rod is installed on bed, tissue forceps are clamped and fixed, the angle of adjusting rod, first adjusting structure and first clamping piece is adjusted in turn, so that tissue forceps reach optimal operation position;After adjustment is completed, use tissue forceps to hold and pull focus tissue, and doctor carries out focus tissue resection.In the utility model, auxiliary lifting device can be flexibly adjusted angle, so that tissue forceps reach optimal position;In addition, tissue forceps can be firmly fixed, to prevent tissue forceps displacement or shaking during lifting and traction, so that clear operation visual field is maintained all the time.

1. The name of this design product: Gastrointestinal endoscopic surgical instrument control device. 2. Purpose of this product design: It is used as a disposable digestive tract endoscope tissue forceps, suitable for controlling the instrument to clamp and lift the diseased tissue during endoscopic submucosal dissection (ESD) of esophageal and gastric lesions. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The utility model relates to biopsy forceps and a biopsy system.The biopsy forceps comprise a catheter and a forceps head assembly capable of being opened and closed, the forceps head assembly is used for clamping target tissue, the forceps head assembly is arranged at the far end of the catheter, and a through hole allowing a guide wire to pass through is formed in the forceps head assembly. According to the biopsy forceps, the through hole for the guide wire to pass through is formed in the forceps head assembly, so that the forceps head assembly can accurately reach a focus under the guidance of the guide wire, the operation convenience is improved, and the operation difficulty is reduced; the problem that the short guide tube falls off and the problem that the forceps head assembly cannot reach the focus smoothly due to deformation of the short guide tube can be solved.

The invention discloses a reusable rapid disassembly and assembly tissue forceps which comprise two forceps handles, a locking assembly is arranged at the joint of the two forceps handles, a mounting sleeve is connected to one side of each forceps handle, a clamping groove is formed in the inner top of each mounting sleeve, a first fixing assembly is correspondingly arranged in each clamping groove, and a second fixing assembly is correspondingly arranged in each clamping groove. An annular groove is formed in the inner side of the mounting sleeve, a second fixing assembly is correspondingly arranged in the annular groove, the second fixing assembly comprises a round block, a moving rod is arranged in the round block, grooves are formed in the two sides of the moving rod, rolling balls are correspondingly arranged in the grooves, round grooves are formed in the two sides of the round block, and the rolling balls are correspondingly arranged in the round grooves. The rolling ball corresponds to the circular groove, the circular ring groove corresponds to the rolling ball, a moving assembly is arranged on one side of the circular block, a tong head is connected to one side of the circular block, and the moving assembly comprises a moving block.

The utility model relates to the field of medical instruments, in particular to a cutting closer. The utility model discloses a cutting closer which comprises a shell, a transmission mechanism, a cutting knife and a clamp body. One end of the transmission mechanism extends into the shell, and the other end is connected with the clamp body; the transmission mechanism is used for driving the cutter to cut tissues and driving the forceps body to close the tissues; the clamp body is in a set bending angle, and the range of the set bending angle is 80-135 degrees. The closer is placed at a lesion tissue intestinal canal of intestinal canal tissue needing to be cut and sutured in an abdominal cavity, the transmission mechanism is used for controlling the cutting knife to cut the tissue and controlling the forceps body to close the tissue, and due to the fact that the forceps body is at the set bending angle, the forceps body can cut off the intestinal canal on the same horizontal plane in a narrow space in the direction perpendicular to the intestinal canal tissue. The angle of the end portion does not need to be adjusted, redundant intestinal canal tissue can be prevented from being cut, the original intestinal function of a patient is reserved to the maximum extent, the anus protection rate is increased, operation wounds are reduced, and operation safety is improved.

The utility model belongs to the field of tissue forceps, especially a new type of cartilage tissue forceps. In view of the problem that the existing tissue forceps cannot fix cartilage well, are prone to slippage and displacement, and cause repeated adjustment of the graft, which increases trauma and delays the operation time, and increases the risk of surgery, the following scheme is proposed, which includes a main forceps arm and an auxiliary forceps arm, the main forceps arm and the auxiliary forceps arm are hinged by a pin shaft, a solid needle body is fixedly arranged on one side of the front end of the main forceps arm, a hole groove is opened on the side of the front end of the auxiliary forceps arm close to the solid needle body, and the hole groove is adapted to the solid needle body, and the tail ends of the main forceps arm and the auxiliary forceps arm are fixedly arranged with forceps ears, and both sides of the inner walls of the two forceps ears are fixedly arranged with silicone pads. Through the setting of the solid needle body, the utility model can accurately fix the position and angle of the cartilage required during the operation, reduce tissue damage and contamination caused by repeated operations during the operation, and improve the efficiency and safety of the operation.

The invention belongs to the field of operating forceps, and particularly relates to operating forceps for minimally invasive gynecological tumor surgery. The tissue forceps comprise a tissue forceps body, the tissue forceps body is composed of a forceps head, a connecting rod, a forceps handle and a locking piece, the forceps head is composed of a first connecting block and a plurality of second connecting blocks, the first connecting block is located on the tops of the second connecting blocks, and an adjusting assembly is arranged on the clamping face of the second connecting block on one side. Through the arrangement of the adjusting assembly, medical workers with different technologies can conveniently and well use the device, so that the operation efficiency is higher, and the working pressure of the medical workers is reduced; and through the detachable connection arrangement of the first connecting block and the second connecting block, whether the second connecting block with the adjusting assembly is added or not can be conveniently selected according to different abilities of users and different use scenes, so that the adaptability is improved, meanwhile, independent replacement can be conducted according to the abrasion condition, the service life is prolonged, and the use cost is reduced.

The tissue forceps comprise two forceps beaks, a main joint part and a sub-joint part, each forceps beak is provided with an occlusion assembly, a side opening is formed in one side of each forceps beak, the occlusion assemblies are arranged on the side openings, each occlusion assembly comprises a clamping plate, the clamping plates are located in the side openings, and the main joint part and the sub-joint part are arranged on the main joint part. A plurality of meshing teeth are evenly and fixedly connected to the sides, away from the forceps beak, of the clamping plates, a through opening is formed in the inner side of the main joint part, the two sides of the through opening are each of an opening structure, the sub-joint part is inserted into the through opening, and a shaft column is horizontally and fixedly connected to the middle of the through opening and rotationally connected to the middle of the sub-joint part in a sleeving mode. According to the utility model, the occlusion component carrying the occlusion teeth is arranged on the forceps beak and can be replaced, on one hand, the occlusion components with different tooth shapes can be replaced according to different clamped tissues, and on the other hand, when the occlusion teeth are abraded, the occlusion components can be directly replaced, the whole forceps body does not need to be scrapped, and waste is avoided.

The invention discloses antibacterial tissue forceps and a using method, and belongs to the technical field of tissue forceps, the antibacterial tissue forceps comprise a first forceps handle, a finger ring is arranged on the outer side of one end of the first forceps handle, the other end of the first forceps handle is rotationally connected with a second forceps handle, and forceps heads are symmetrically arranged at the end, away from the first forceps handle, of the second forceps handle. A movable rod is movably arranged in the second plier handle, a transmission assembly is connected between one end of the movable rod and the plier heads, an adjusting assembly connected with the movable rod is arranged in the first plier handle, and the adjusting assembly is used for driving the movable rod to move and adjusting the included angle between the symmetrically-arranged plier heads. And a switching assembly matched with the adjusting assembly is arranged on the forceps handle I. The pair of forceps has the advantages of being convenient to take, stable in clamping, flexible to adjust, convenient to clean, simple in structure, convenient to operate, simple, convenient and practical.

The utility model discloses a tumor sac tissue forceps for bone tumor operation, which comprises a handle, an inserting cylinder is mounted at the bottom end of the handle, a clamping plate is fixedly connected to the bottom end of the inserting cylinder, the forceps further comprise a labor-saving mechanism, and the labor-saving mechanism comprises a through groove arranged in the inserting cylinder. An auxiliary clamp is rotatably connected to the interior of the through groove, an elastic assembly used for enabling the auxiliary clamp to turn over is fixedly connected to the position, located in the through groove, of the top end of the auxiliary clamp, and a pressing groove is formed in the outer surface of the handle. The bottle blocking rod for the bottle inspection machine has the advantages that a doctor extrudes a spring block slidably connected in a pressing groove through a thumb, the spring block can slide to drive an auxiliary clamp to turn over in a penetrating groove, the auxiliary clamp can be matched with a clamping plate fixedly connected to the bottom end of an inserting cylinder, tissue in a tumor sac is clamped, and the clamping effect is good. A doctor can conveniently operate and use the forceps, and the aim of saving labor is achieved.

The utility model discloses a tissue forceps for thyroid surgery, which relates to the technical field of medical instruments. The utility model comprises a forceps body, and the clamping arm of the forceps body is an arc-shaped structure; two semicircular accommodating pads are sequentially arranged on the clamping arm of the forceps body and are used for contacting human tissue, and the side ports of the two semicircular accommodating pads correspond to each other. The operator holds the forceps body and then unfolds the two semicircular accommodating pads, and then operates the forceps body so that the two semicircular accommodating pads clamp the blood vessels or nerves in the surgical area. Through the semicircular design, the blood vessels or nerves can be arranged in the circular cavity, thereby preventing the blood vessels from being clamped or the blood vessels from falling off from the forceps body.

1. The name of the design product: disposable digestive tract endoscope tissue forceps. 2. The use of the design product: suitable for digestive tract endoscope surgical instrument control device, used for pulling the lesion tissue in esophageal lesion, gastric lesion endoscopic mucosal dissection. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. The length of the elongated part of the design product adopts the omission drawing method.