19 results about "Tissue forceps" patented technology

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 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.

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 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 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 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.

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.

An end effector assembly of an ultrasonic surgical instrument includes an ultrasonic blade configured to mechanically couple to an ultrasonic transducer configured to transmit ultrasonic vibration energy to the ultrasonic blade and a jaw member movable relative to the ultrasonic blade from a spaced-apart position to an approximated position for clamping tissue therebetween. The jaw member includes a structural body and a jaw liner engaged with the structural body. The jaw liner defines a tissue contacting surface positioned to oppose the ultrasonic blade in the approximated position, and includes a wear indicator disposed within the jaw liner and configured to provide an alert indicating that the jaw liner is worn beyond a pre-determined threshold.

The invention provides tissue forceps for a laparoscopic surgery robot. A forceps holder working head comprises a first forceps piece and a second forceps piece. The front end of the suction pipe assembly is located between the first clamp piece and the second clamp piece. The first driving assembly comprises a first driving source and a first transmission part, and the first transmission part is adjacent to the rear end of the suction pipe assembly and used for driving the suction pipe assembly to do linear motion in the axial direction of the first transmission part; the second driving assembly comprises a second driving source, a second transmission assembly and a linear transmission part, the front end of the linear transmission part is connected with the forceps holder working head, and the second transmission assembly is adjacent to the rear end of the linear transmission part and used for driving the linear transmission part to do linear motion in the axial direction of the second transmission assembly; the first clamp piece and the second clamp piece are configured to be mutually closed or opened in response to the linear motion of the linear transmission piece; the axial direction of the linear transmission piece is collinear with the axial direction of the suction pipe assembly. The problem of driving a plurality of instruments on the operation arm is solved, and complexity and infection risks of instrument replacement in the operation process are avoided.