665 results about "Anastomosis coupler" patented technology

A high-performance near-pure zinc alloy, a preparation method therefor and a use thereof, relating to the technical field of zinc alloys. The alloy component is that the content of Zn is greater than or equal to 99.5%, and the remaining trace alloy elements include at least two of the following 14 elements: Mg, Mn, Li, Cu, Ag, Ca, Sr, Fe, Zr, Ti, Al, C, Ga, and Si. The alloy has the yield strength ≥ 250 MPa, the tensile strength ≥ 320 MPa, the elongation ≥ 25%, the mechanical property change during one year of room-temperature storage ≤ 5%, the maximum bending force ≥ 2 kN, the stress corrosion sensitivity factor ≤ 15%, the size of corrosion pits after 60 days of immersion ≤ 15 μm, and the standard deviation of the size of corrosion pits ≤ 3 μm. The alloy is suitable for the preparation of biodegradable stents, bone implant devices, medical staplers or anastomotic nails for intestines, blood vessels or nerves, vascular clamps, guided bone or tissue regeneration membranes, heart valve protheses, dura mater repair membranes, soluble bridge plugs and fracturing balls for oil drilling, zinc alloy die castings, electroplated zinc materials, building zinc materials, battery-grade zinc, printing-grade zinc, and zinc-based brazing alloys.

An anastomotic coupler is provided. A ring can include a plurality of receiving portions. A fixation device includes a cartridge. The cartridge includes a plurality of fasteners. Upon actuation of the fixation device, the fasteners puncture the tubular structure. The fasteners are received by the receiving portions such that the tubular structure is coupled with the ring.

The utility model discloses a clamp type prepuce anastomat which comprises a first anastomosis semi-ring, a second anastomosis semi-ring, a first compression semi-ring, a second compression semi-ring and a cylindrical nail anvil. The anastomosis semi-ring I and the anastomosis semi-ring II are symmetrically distributed and are internally provided with semi-ring cutters, a plurality of anastomosis nails and a plurality of wedge-shaped driving mechanisms; a lower handle I is arranged at the rear end of the anastomosis semi-ring I, a lower handle II is arranged at the rear end of the anastomosis semi-ring II, and the lower handle I and the lower handle II are relatively rotatably connected and spliced into a whole circle; the second upper handle is rotationally connected with the second lower handle, the second anastomosis semi-ring and the second pressing semi-ring are driven to rotate relatively, the wedge-shaped driving mechanisms in the first anastomosis semi-ring and the second anastomosis semi-ring drive the anastomosis nails to move in the radial direction, and the anastomosis nail bending anastomosis procedure is completed. According to the prepuce anastomat, the clamp type design is adopted, the clamp part is aligned with prepuce tissue needing to be anastomosed, and then anastomosis operation can be completed by gently pressing; the operation steps are greatly simplified, and the operation difficulty of doctors is reduced.

The disposable anastomat comprises a shell, a nail anvil, a nail bin and a knife pushing assembly, the nail anvil comprises a nail abutting seat, a nail abutting plate and a sliding piece, a knife feeding gap is formed between the nail abutting seat and the nail abutting plate, and the sliding piece is arranged in the knife feeding gap in a sliding mode. The near end of the nail abutting base is provided with a locking part which extends in the direction close to the nail abutting plate and has the elastic deformation capacity, and in the initial state, the sliding piece abuts against the locking part. The sliding part abuts against the locking part, so that the locking part deforms, the push-type broach assembly is not blocked, the push-type broach assembly can be normally triggered, after one-time triggering, due to the fact that the sliding part is pushed by the push-type broach assembly to be separated from the locking part and move to the far end, the locking part recovers and blocks the push-type broach assembly, and the push-type broach assembly can be normally triggered. Under the obstruction of the locking part, the push broach assembly cannot be triggered again, and the locking part and the sliding piece in the anastomat are simple in design, wider in applicability and capable of effectively preventing secondary triggering.

The invention provides an endoscope anastomat stroke compensation method which can be applied to the technical field of medical instruments. A deflection system of the endoscope anastomat comprises a first stroke sensor, a percussion system of the endoscope anastomat comprises a second stroke sensor, and the method comprises the steps that the first stroke sensor is used for detecting the bending angle of a flexible knife handle in a bending joint in the cutting process; based on the bending angle, the change of the length of the flexible knife handle in the bending joint is calculated, and the forward moving amount of the cutting knife is obtained; a second stroke sensor is used for detecting the current stroke of a driving device at the rear end of the anastomat; and based on the cutting knife forward movement amount and the preset stroke of the anastomat rear-end driving device, the current stroke of the anastomat rear-end driving device is adjusted so as to compensate the stroke of the endoscope anastomat. By arranging the stroke sensor, measuring the forward moving amount of the cutting knife and the current stroke of the driving device at the rear end of the anastomat, and compensating the stroke of the endoscope anastomat, the anastomosis length of the anastomat at various bending angles is stable and consistent, the anastomosis frequency is reduced, and the use cost is reduced.

The utility model discloses a hand-operated wrench assembly, a hand-operated knife return device and an electric anastomat, the hand-operated wrench assembly comprises a hand-operated wrench handle, a hand-operated wrench shaft sleeve and a hand-operated wrench rotating shaft, and the hand-operated knife return device comprises a hand-operated wrench assembly, a knife return gear shaft, a knife return transmission gear, a motor gear and a rack. The tool retracting gear shaft and the tool retracting transmission gear can be driven to move upwards by rotating the manual wrench assembly, the tool retracting transmission gear is separated from the motor gear, the rack can be driven to retract through the tool retracting transmission gear by continuously rotating the manual wrench assembly, manual tool retracting is achieved, and the electric anastomat comprises a manual tool returning device. By means of the mode, when the electric gear is rotated upwards through the lower half section of the wrench assembly, the middle section of the wrench is kept static, the tool retracting transmission gear can be easily pulled out, the wrench is further used as a torsion input tool after being pulled out, manual tool retracting is achieved, operation difficulty and failure risks are reduced, large torque is generated with small force, and the tool retracting transmission gear can be pulled out easily. And rapid manual tool retracting is achieved.

The invention relates to the technical field of medical instruments, and provides a control method and a control system of an electric anastomat, and the control method comprises the following steps: executing a self-checking instruction; triggering the cutting knife to trigger the switch; detecting a motor operation rotating speed, a motor operation current and a motor operation voltage for driving the cutting knife in real time; calculating a motor operation torque according to the motor operation rotating speed, the motor operation current and the motor operation voltage; the cutting difficulty degree is judged according to the motor operation torque; and according to the cutting difficulty degree, the operation rotating speed of the motor is controlled. According to the control method of the electric anastomat, by setting the self-checking mode and indirectly calculating the running torque, the technical problems of high equipment production cost and high use cost are solved, and meanwhile it can be ensured that bleeding is reduced.

The utility model provides an emergency rollback operation assembly, an emergency rollback device and an electric anastomat, and the emergency rollback operation assembly comprises a first operation piece which comprises a first pivoting part and a first operation part; the second operation piece comprises a second pivot joint part, a second operation part and a rollback driving part, and the second pivot joint part is rotatably connected with the first pivot joint part so that the operation assembly can be switched between the folded state and the unfolded state; when the operation assembly is in the unfolding state, the first operation part and the second operation part are located on the two sides of the rollback driving part respectively. The emergency rollback operation assembly can be stored in the storage state to reduce the occupied space, the emergency rollback action of the electric anastomat can be driven when the emergency rollback operation assembly is unfolded, the two operation parts are located on the two sides of the rollback driving part respectively during operation, the acting force applied during rollback operation can be balanced and saved, the structure is simple, and use is convenient.

The invention discloses a titanium nail assembling device, and relates to the field of medical instrument production. The mechanism comprises an anastomat carrier provided with an anastomat, a moving mechanism used for finely adjusting the position of the carrier, a plurality of sets of feeding and assembling clamping jaws and a multi-jaw opening and closing mechanism integrating a cam transmission assembly and a press-fitting assembly. The cam transmission assembly converts up-and-down movement of the Z-axis driving mechanism into synchronous opening and closing actions of the multiple sets of clamping jaws through cooperation of an installation frame body, symmetrical cam opening and clamping blocks, special-shaped guide through grooves in the symmetrical cam opening and clamping blocks, first idler wheels, sliding pins, guide sliding blocks and springs. The press-fitting assembly drives a strip-shaped pressing needle through a pressing air cylinder, synchronous pressing is conducted when the clamping jaw clamps the titanium nail, and precise assembling is completed. Synchronous taking and placing, accurate positioning and cooperative press fitting of multiple sets of titanium nails are achieved, the problems of low efficiency and poor consistency caused by single-claw sequential operation in the prior art are solved, and the automation level, the assembly precision and the production efficiency of anastomat titanium nail assembly are remarkably improved.

The invention relates to the technical field of medical instrument research and medical safety devices, in particular to an over-thick tissue percussion prevention type anastomat based on secondary percussion prevention and a method. An over-thick tissue percussion prevention type anastomat based on secondary percussion prevention comprises a nail bin assembly which comprises a nail abutting base and a nail bin base used for installing a nail bin with a nail pushing sliding block, and a safety boss and a first elastic piece are arranged on the side, close to the nail bin base, of the nail abutting base; the percussion assembly comprises a cutting knife which is pressed down under the elastic force action of a first elastic piece, and the cutting knife is provided with a first guide boss and an unlocking part; when the nail abutting base and the nail bin base are closed and the cutting knife is pressed downwards, the moving path of the first guide boss passes through the safety boss. And the unlocking part is propped by the nail pushing slide block so as to lift and release the cutting knife. According to the scheme, secondary percussion of a used nail bin and mistaken percussion caused by too thick tissue or insufficient closing of a nail bin assembly can be avoided, and safety and reliability of an anastomosis operation are improved.

The invention provides an anastomotic stoma reinforcing device as well as a preparation method and application thereof. The anastomotic stoma reinforcing device comprises a reinforcing material layer, a connecting material layer and a release film which are sequentially stacked, wherein the connecting material layer comprises a hydrophobic adhesive layer, a carrier layer and a waterproof adhesive layer which are sequentially stacked, and the hydrophobic adhesive layer is in contact with the reinforcing material layer. When the anastomotic stoma reinforcing device is used, the release film of the anastomotic stoma reinforcing device is peeled off, the reinforcing material layer can be fixed to the nail bin face and / or the nail anvil face of an anastomat by means of the waterproof glue layer, due to the fact that the reinforcing material layer has hygroscopicity and can be completely wetted after making contact with liquid on the tissue surface, the reinforcing material layer and the hydrophobic glue layer are separated, and therefore the anastomotic stoma is reinforced. However, the material of the anastomat does not absorb moisture, the connecting material layer is still firmly adhered to the anastomat and is not easy to separate, and when the anastomat is taken out, the connecting material layer is taken out along with the anastomat, so that the problems of slow postoperative recovery and the like caused by connecting material residues are avoided.

An anastomotic coupler is provided. A ring is aligned with a cartridge in that at least a portion of the cartridge is disposed within a lumen of the first tubular structure and the ring is positioned external of the first tubular structure. The cartridge is operable to engage with the ring to secure the ring and the cartridge with the first tubular structure and allow a lumen of a second tubular structure to be in fluid communication with the lumen of the first tubular structure via a hole formed in a wall of the first tubular structure.

The utility model discloses an anastomat, and belongs to the technical field of medical instruments. The anastomat comprises a nail bin assembly and a nail anvil assembly which are rotatably connected. The nail bin assembly comprises a nail bin main body, a nail bin fixing piece, a nail bin reinforcing material piece and a first elastic piece, the nail bin fixing piece can slide relative to the nail bin main body, and under the action of the first elastic piece, the nail bin fixing piece and the nail bin main body can clamp and fix the nail bin reinforcing material piece; the nail anvil assembly comprises a nail anvil main body, a nail anvil fixing piece, a nail anvil reinforcing material piece and a second elastic piece, the nail anvil fixing piece can slide relative to the nail anvil main body, and under the action of the second elastic piece, the nail anvil fixing piece and the nail anvil main body can clamp and fix the nail anvil reinforcing material piece. The nail bin assembly and / or the nail anvil assembly fix the reinforcing material piece in a clamping mode, the reinforcing material piece can be rapidly assembled, and the assembling efficiency is improved.

The invention provides an anastomat body and an anastomat. The anastomat body comprises a first gear, a rotating head, a second gear and a power assembly. The first gear includes a first tooth portion. The second gear includes a second tooth portion engaged with the first tooth portion. The rotating head is connected with the nail bin assembly. The staple cartridge assembly comprises a jaw and a cutting knife. The power assembly drives the first gear to rotate, and the first gear drives the second gear to rotate. The rotating head defines a containing space, and at least part of the second gear is located in the containing space and connected with the rotating head so as to drive the rotating head to rotate. The rotating head drives the nail bin assembly to circumferentially rotate around the center shaft of the nail bin assembly. Circumferential rotation of the nail bin assembly is controlled in an electric mode, operation is convenient, and the operation precision and efficiency of an operation are improved.

The invention discloses an electric anastomat with a novel jaw bending mechanism, the bending mechanism comprises a bending driving shaft, the bending driving shaft comprises a turntable and a shaft body which are coaxially arranged, the end face, close to the shaft body, of the turntable is provided with a limiting block, and an upper rotating hand wheel is provided with a containing groove matched with the turntable, a first shaft hole for the shaft body to penetrate through and a limiting groove matched with the limiting block; a plurality of gear convex ribs are arranged at the upper end of the gear chuck, and a second shaft hole for the shaft body to penetrate through is formed in the gear chuck; one end of the limiting spring abuts against the upper rotating hand wheel, and the other end of the limiting spring abuts against the gear chuck; the rotating handle is fixedly connected with the shaft body, and a plurality of gear clamping grooves matched with the gear convex ribs are formed in the rotating handle; and the driving sliding block is arranged on the sleeve module and can move in the axial direction relative to the sleeve module, a driving protrusion is arranged on the driving sliding block, and a V-shaped groove matched with the driving protrusion is formed in the end, away from the shaft body, of the rotating disc. According to the electric anastomat, the bending mechanism is simple in structure, good in stability and convenient to operate.

The utility model discloses a powerful cutting anastomat machining tool which comprises a bottom plate, a connecting block is arranged on the outer side of the bottom plate, the powerful cutting anastomat machining tool further comprises a limiting block arranged in the bottom plate, and a connecting block is arranged on the outer side of a supporting column. The positioning assembly is arranged at the upper end of the supporting column, and a protective seat is arranged on the upper side of the bottom plate; and the arched door is arranged at the upper end of the bottom plate, a protective block is installed at the lower end of an electric telescopic rod, a driving rod is connected to the front end of a first motor, and a protective cover is installed at the lower end of the driving block. According to the machining tool of the powerful cutting anastomat, the positioning assembly and the steel pipe body are additionally arranged, so that the steel pipe body is limited in the circular space formed by the first positioning block and the second positioning block, and compared with the traditional technology, the machining tool has the function of positioning the machined steel pipe by the powerful cutting anastomat; the machining tool of the powerful cutting anastomat can conduct anastomotic cutting on the steel pipe.

The utility model provides a triggering mechanism, a percussion assembly and an electric anastomat, the triggering mechanism comprises a first switch and a second switch, the first switch and the second switch are located on the two transverse sides of the axis of the electric anastomat respectively, the first switch is configured to start an actuating mechanism of the electric anastomat to move in the far-end direction when triggered, and the second switch is configured to start the actuating mechanism of the electric anastomat to move in the far-end direction when triggered; the second switch is configured to start an actuating mechanism of the electric anastomat to move towards the near end when being triggered; the handle component comprises a first driving part and a second driving part; a first trigger member and a second trigger member; when the first driving part is driven to move along a first direction, the first triggering piece is driven to move, so that the first triggering piece triggers the first switch; and when the second driving part is driven to move along a second direction, the second triggering piece is driven to move, so that the second triggering piece triggers the second switch. According to the electric anastomat, misoperation of the electric anastomat is effectively reduced.

The invention provides an anastomosis assembly and an anastomat. The anastomosis assembly comprises a nail abutting seat, a nail bin seat and a cutting knife. The nail bin seat is connected with the nail abutting seat in a matched mode, a nail bin is arranged in the nail bin seat, and the cutting knife is connected between the nail abutting seat and the nail bin seat and can slide in the first direction relative to the nail abutting seat and the nail bin seat. The cutting knife comprises a knife head and a knife bar connected with the knife head, and the knife head comprises a knife head body and a knife edge arranged on the knife head body. The tool bit body is provided with an upper beam and a lower beam which are perpendicular to the blade, the blade is located between the upper beam and the lower beam, and the blade faces the tool bar and is obliquely arranged. A nail pushing sliding block is arranged in the nail bin and abuts against the tool bit, the upper beam can cover the highest position of the nail pushing sliding block during abutting, and the nail pushing sliding block can slide in the nail bin in the first direction. Compared with the prior art, the anastomosis assembly has the advantages that the tissue can be cut after being completely clamped, larger clamping force is achieved, the tissue slippage phenomenon can be reduced in the anastomosis process, and the anastomosis efficiency is improved.

The present disclosure provides an anastomotic reinforcement patch, comprising: a backing, end caps, a patch, suture lines, and traction lines. The backing has a first surface and a second surface facing away from each other in the thickness direction, and the backing is configured as an arc-shaped structure. A first end and a second end with opposite directions are provided in the extending direction of the arc-shaped structure, and the backing is used for assembling an arc-shaped stapler; the patch has an arc-shaped structure, is disposed on the first surface, and is detachably connected to the backing; the end caps are disposed on the first surface of the backing and are used for restricting the connection between the anastomotic reinforcement patch and the arc-shaped stapler; the suture lines are disposed on the backing and are used for suturing the backing to the patch and the end caps, and the suture lines are arranged as a closed loop on the backing; the traction lines are sleeved on the suture lines near the second end, and when an external force acts on the traction lines, the traction lines are dragged to drive the separation of the suture lines from the backing.

The invention provides a closing switching mechanism and an electric anastomat, the closing switching mechanism is arranged on an anastomat body of the electric anastomat, and the closing switching mechanism comprises a percussion rod, a first matching piece, a second matching piece, a first locking piece and a second locking piece, the handle is provided with a second matching piece; when the safety piece is located at the first position, the stopping part of the safety piece stops the percussion rod from moving towards the far end; the driving assembly is configured to be driven to move towards the near end when the nail bin assembly is installed at the far end of the anastomat body so as to drive the safety piece to move from the first position to the second position, and at the moment, when the handle moves in the first direction, the percussion rod can be driven to move towards the far end. According to the electric anastomat, the handle and the corresponding matching piece are arranged in the electric anastomat, the jaw of the nail bin assembly can be manually closed, meanwhile, the safety piece is arranged, it is guaranteed that the nail bin assembly cannot move in the far-end direction when not installed, and normal assembly of the nail bin assembly is prevented from being affected.

The electric anastomat linkage device comprises a gun barrel and an anastomat body which are detachably connected, a limiting block is arranged on the outer pipe wall of the rear end of the gun barrel, a stroke guide groove allowing the limiting block to be inserted and rotating in the circumferential direction is formed in the inner wall of a pipe opening in the front end of the anastomat body, a circuit board is further arranged in the anastomat body, and a trigger switch is arranged on the circuit board. The linkage mechanism A is used for limiting the trigger switch; and the linkage mechanism B is used for opening and closing the circuit board. The invention aims to provide the electric anastomat linkage device capable of preventing misoperation. The electric detachable anastomat has the advantages that triggering can be started only after the gun barrel is installed in place through double-mechanism association, safety and reliability are achieved, and the problem of manual misoperation of the electric detachable anastomat is solved.

The utility model discloses a near-end anastomotic stoma reinforcing assembly, a reinforcing suite and a circular anastomat, and relates to the technical field of medical instruments, the near-end anastomotic stoma reinforcing assembly is characterized in that the near-end anastomotic stoma reinforcing assembly comprises a near-end reinforcing piece and a near-end fixing assembly, the near-end reinforcing piece comprises an end face part and a cylindrical surface connecting part, the end face part is a circular ring piece, and the cylindrical surface connecting part is connected with the near-end fixing assembly. The top end of the cylindrical surface connecting part is fixed on the bottom surface of the end surface part; the inner side surface of the cylindrical surface connecting part is aligned with the inner side annular edge of the end surface part; a plurality of bulges are arranged on the bottom surface of the end face part; the bulge is used for being embedded into a bin hole of a single nail in a nail bin of the circular anastomat; and the near-end fixing assembly is detachably connected with the cylindrical surface connecting part and a nail barrel of the circular anastomat. According to the circular anastomat, the problems of friction and adhesion between the near-end reinforcing sheet and tissues are solved, the possibility that the near-end reinforcing sheet moves on the circular anastomat and wrinkles are formed is reduced, and meanwhile the problem that the reinforcing effect of the near-end reinforcing sheet is affected due to edge warping of the near-end reinforcing sheet in the anastomosis process is solved.

The invention relates to the technical field of medical instruments, in particular to a limiting mechanism of an eversion anastomat, a connecting mechanism is mounted on an anastomat body, a nail bin mechanism is mounted on the connecting mechanism in a sliding manner, a cutting blade is mounted on the nail bin mechanism in a sliding manner, the connecting mechanism transmits torque through the anastomat body, and the cutting blade is mounted on the connecting mechanism in a sliding manner. The stapler body is used for driving the cutting blade to rotate to drive the cutting blade to deflect, the cutting blade is driven and pushed through the stapler body to cut redundant tissue, the staple cartridge mechanism is used for limiting the cutting blade and preventing the cutting blade from deflecting in the advancing process, the staple cartridge mechanism comprises a staple cartridge seat, and the staple cartridge seat plays a role in limiting the cutting blade. A limiting groove is formed in the nail bin mechanism, and the limiting groove fixes the nail bin seat by limiting the movement of the nail bin mechanism in the axial direction; according to the invention, the problem of how to keep the cutting blade to stably advance in the anastomosis process is solved.

The invention relates to the related technical field of medical instruments, in particular to a linear cutting anastomat with a replaceable cutting module, which comprises a linear cutting anastomat main body, a mounting mechanism is arranged on the linear cutting anastomat main body, and a fixing assembly is arranged on the outer wall of the linear cutting anastomat main body. According to the linear cutting anastomat with the replaceable cutting module, through arrangement of the mounting mechanism, when the linear cutting anastomat is used, the cutting module can be rapidly replaced according to needs, meanwhile, through cooperative use of the fixing assembly, the situation that the cutting module shakes when the linear cutting anastomat is used can be avoided, and the cutting module can be conveniently replaced. And the possibility of accidents is reduced.

The utility model discloses an automatic assembly device of anastomat sleeve, including processing platform, the both sides symmetry of processing platform top is equipped with moving frame, two moving frame top all are equipped with limit component, the utility model has the beneficial effect that through the cooperation of external spring type telescopic link in limit component and rubber resistance block, can provide stable clamping force, can also adapt to different specifications sleeve, combines telescopic guide rod, slide bar etc.

The utility model relates to the technical field of clamping forceps, and discloses a pair of circular anastomat anvil head clamping forceps which comprises a clamping assembly, the clamping assembly comprises two main rods hinged to each other, forceps heads are arranged at the ends of the two main rods, clamping grooves are formed in the sides, close to each other, of the two forceps heads, and the two main rods are hinged to each other through the clamping grooves. An adjustable handle is arranged at the end, away from the forceps head, of the main rod and comprises two grab handles hinged to the main rod, and a connecting disc is arranged between the two grab handles. Through cooperative use of the clamping assembly, the adjustable handle and the limiting plate, hinging of the grab handle and the clamping assembly is achieved through the connecting disc and the forceps handle, the angle of the grab handle relative to the main rod can be adjusted according to needs, the clamping angle can be conveniently adjusted according to the operation habit of a doctor, the clamping accuracy is improved, and after clamping, the clamping angle can be adjusted conveniently. And the clamping position is locked through the limiting plate and the clamping column, loosening caused by misoperation is prevented, and the effects of flexible operation and stable clamping are achieved.

The utility model relates to a device for preventing empty percussion of a surgical instrument, which comprises an anastomat body and a nail abutting seat assembly arranged at a front end opening of the anastomat body, the nail abutting seat assembly comprises an anvil head used for forming anastomosis nails and a connecting shaft sleeve arranged on the rear side of the anvil head, an infrared detection device is arranged in the anastomat body, and the connecting shaft sleeve is arranged on the rear side of the anvil head. The infrared detection device is connected with a control circuit of the anastomat body, an infrared transceiver is arranged on the infrared detection device, and when the infrared transceiver receives reflected infrared rays, the control circuit disconnects the drive motor circuit; and when the infrared transceiver cannot receive the reflected infrared rays, the control circuit closes the driving motor circuit. The electric anastomat has the advantages that the coating capable of absorbing infrared rays is arranged on the outer wall of the connecting shaft sleeve, the light source of the infrared transceiver and the signal receiver are arranged in the anastomat body, whether the anvil block head is installed in place or not can be detected under the condition that the strength and the function of the structure are not affected, and mistaken percussion operation of the electric anastomat is prevented.

A cutting anastomat for a surgical robot comprises a base, an anastomosis assembly, a nail pushing driving assembly and a head swinging assembly, the anastomosis assembly comprises a jaw assembly, and the jaw assembly comprises a nail abutting seat, a nail box base, a nail bin and an I-shaped beam; the head swinging assembly is used for driving the jaw assembly to bend, and the nail pushing driving assembly is used for pushing the nail box base to be closed and simultaneously triggering the nail bin and pulling the nail box base to be opened; the nail pushing driving assembly comprises a nail pushing gear assembly, a nail pushing screw rod and a push-pull rod; the nail pushing gear assembly is matched with one end of the nail pushing screw rod to drive the nail pushing screw rod to move axially, the other end of the nail pushing screw rod is connected with one end of the nail pushing push-pull rod, and the other end of the nail pushing push-pull rod is connected with the I-shaped beam; the swing head assembly comprises a first pull rope, a second pull rope, a swing head reel, a sliding block, a pulley and a swing head chuck, the swing head reel is fixed to the swing head chuck, the pulley is located on the rear portion of the sliding block, one end of the second pull rope is fixed to the sliding block, the other end of the second pull rope is wound around the swing head chuck, and one end of the first pull rope is fixed to the sliding block. The other end of the rotating shaft bypasses the pulley, penetrates through the sliding block and then is wound on the swinging head reel; wherein the winding directions of the first pull rope and the second pull rope are opposite. According to the cutting anastomat, the surgical accuracy, the surgical efficiency and the surgical quality can be improved.

The utility model relates to the field of prepuce cutting anastomat protection, and discloses an annular prepuce cutting anastomat protection structure which comprises protection shells, the left ends of the protection shells on the front side and the rear side are both fixedly connected with installation frames, the upper side and the lower side of the inner wall of the installation frame at the front end are both provided with connecting rods, and the rear ends of the connecting rods are both fixedly connected with limiting blocks. Clamping grooves are formed in the inner walls of the mounting frames at the rear ends, first springs are fixedly connected to the inner walls of the clamping grooves, extrusion blocks are fixedly connected to the front ends of the first springs, the extrusion blocks are slidably connected to the inner walls of the clamping grooves, and bubble sponges are fixedly connected to the inner walls of the protective shells on the front side and the rear side. Telescopic rods are fixedly connected to the inner walls of the protective shells on the front side and the rear side correspondingly, and third springs surround the outer walls of the telescopic rods. According to the annular prepuce cutting anastomat, the protective shell is simply and effectively closed and opened, energy is saved, the annular prepuce cutting anastomat body is prevented from falling, and the damage risk of the anastomat body is reduced.