80 results about "Surgical scissors" patented technology

A surgical tool includes a drive housing, a shaft extending from the drive housing, wrist arranged at an end of the shaft and including a distal clevis, an axle mounted to the distal clevis, and first and second actuation pulleys rotatably mounted to the axle and rotatable about a pivot axis extending through the axle, each actuation pulley providing an actuation boss eccentric to the pivot axis, and an end effector operatively coupled to the wrist and including first and second blades pivotably coupled to the actuation bosses of the actuation pulleys. The blades are movable between open and closed positions by rotating the actuation pulleys such that the actuation boss of each actuation pulley remains proximal to a centerline of the axle, and movable to an over-centered position by rotating the actuation pulleys such that the actuation boss of each actuation pulley is located distal to the centerline.

A surgical tool includes a drive housing, a shaft extending from the drive housing, wrist arranged at an end of the shaft and including a distal clevis, an axle mounted to the distal clevis, and first and second actuation pulleys rotatably mounted to the axle and rotatable about a pivot axis extending through the axle, each actuation pulley providing an actuation boss eccentric to the pivot axis, and an end effector operatively coupled to the wrist and including first and second blades pivotably coupled to the actuation bosses of the actuation pulleys. The blades are movable between open and closed positions by rotating the actuation pulleys such that the actuation boss of each actuation pulley remains proximal to a centerline of the axle, and movable to an over-centered position by rotating the actuation pulleys such that the actuation boss of each actuation pulley is located distal to the centerline.

The invention relates to the technical field of cleaning and disinfection of medical instruments, and discloses a device for cleaning and disinfecting cutting nippers type medical instruments, the device comprises a base plate and surgical scissors, a treatment box is fixedly mounted at the top of the base plate, and a box door is hinged to one side of the front surface of the treatment box; the disinfection assembly comprises an electric push rod fixedly mounted at the top of the treatment box, a top plate is fixedly connected to the bottom of the telescopic end of the electric push rod, a flushing assembly is arranged on the outer ring of the top plate, and the disinfection assembly further comprises a rotating unit and a placing unit; the rotating unit comprises an outer ring gear and an inner ring gear which are uniformly and rotatably mounted at the bottom of the top plate, the outer ring gear is arranged to be a rectangular ring, and the inner ring gear is located on the inner side of the outer ring gear, so that a direct static soaking disinfection mode is solved, the contact effect of a disinfectant and cutting nippers type medical instruments is reduced, and the disinfection efficiency is improved. And the soaking disinfection effect is also reduced.

The invention relates to the technical field of surgical instruments, and particularly discloses a multifunctional instrument for endoscopic surgery, which comprises scissors, a rotating rod, a mounting tube, an extension tube, a movable grip and a fixed grip, the scissors are installed at the end of the rotating rod, and the end face of the rotating rod is connected with an overturning plate. The side face, close to the overturning plate, of the installing pipe is provided with an installing opening for the overturning plate to rotate, and a rotating shaft is connected to the inner wall of the installing opening and penetrates through the overturning plate. A notch allowing the end part of the rotating rod to enter is formed in the peripheral surface of the end part, close to the rotating rod, of the mounting pipe; one end of the extension pipe is connected to the end, away from the rotating rod, of the mounting pipe, the other end of the extension pipe is mounted on the fixed grip, and one end of the movable grip is rotationally connected into the fixed grip through a positioning pin; a turnover mechanism for driving the rotating rod to rotate around the rotating shaft is mounted on the fixed grip; a driving mechanism is installed in the extension pipe, and the movable grip drives the scissors to be opened and closed through the driving mechanism. The surgical scissors have the effect of improving the operation convenience of the surgical scissors.

An instrument with opposable jaws or shears, e.g. needle driving forceps or surgical scissors, comprises a pair of crossed arms 402, 404 pivotally connected at a box hinge, where one arm passes throug

The invention discloses a rapid preparation method of umbilical cord-derived mesenchymal stem cells, and relates to the technical field of preparation of umbilical cord-derived mesenchymal stem cells, and the rapid preparation method comprises the following experimental steps: step 1, taking a fresh healthy umbilical cord of 16 + / -1cm, equally dividing the umbilical cord into two parts by using surgical scissors in a culture dish, respectively putting the two parts into a new culture dish, and marking the two parts as a group A; 2, 75% medical alcohol is sprayed to the umbilical cord A, and saline water is used for flushing after standing is conducted for 30 s; step 3, extracting the group A by using a straight pair of surgical forceps, a bent pair of surgical forceps, a left pair of surgical forceps and a right pair of surgical forceps, discharging blood in blood vessels in an extrusion manner, washing the blood by using saline water, putting the umbilical cord tissues into a 50ml centrifugal tube, and fully cutting the umbilical cord tissues into blocks with the size of 1.5 + / -0.1 mm by using surgical scissors for later use; according to the rapid preparation method of the umbilical cord source mesenchymal stem cells, blood vessels do not need to be removed, growth of vascular endothelial cells is prevented, and purity uniformity and biological efficacy of the mesenchymal stem cells are guaranteed to meet industrial requirements.

An instrument with opposable jaws or shears, e.g. needle driving forceps or surgical scissors, comprises a pair of crossed arms 402, 404 pivotally connected at a box hinge, where one arm passes throug

The invention discloses an operation shearing device adapting to different angles. The operation shearing device comprises an operation handle, an adapter, a supporting rod, a mounting head, scissors, a rotary driving mechanism and an opening and closing driving mechanism. The supporting rod comprises supporting rods and angle adjusting pieces, the multiple supporting rods are sequentially hinged through the angle adjusting pieces, and the angle adjusting pieces can adjust and lock the angle between the two supporting rods connected with the angle adjusting pieces so that the end of the whole supporting rod can be freely adjusted in the up-down position and the left-right position. The mounting head is arranged at the end part of the supporting rod at the tail end; the scissors comprise two blades, and the two blades are oppositely hinged to the mounting head; the rotary driving mechanism is connected with the mounting head and used for driving the mounting head to rotate around a central shaft of the supporting rod connected with the mounting head; the opening and closing driving mechanism is connected with the two blades and used for driving the two blades to be separated or closed for cutting. According to the operation cutting device suitable for the different angles, in the operation process, the positions can be changed in a multi-angle mode, and therefore the requirement for cutting at the different angles is met.

The present invention proposes an intelligent flushing device for medical devices used in dermatology, which relates to the technical field of flushing devices and includes a flushing box with a flushing chamber provided therein. A top block is fixedly mounted on the top inner wall of the flushing chamber, a top pipe is fixedly mounted on the bottom surface of the top block, and a plurality of shearing mechanisms are rotatably mounted on the top pipe; the shearing mechanism includes two hooks, and the two handle rings of the surgical scissors are respectively mounted on the two hooks. The present invention proposes an intelligent flushing device for medical devices used in dermatology. By providing a flushing box, a top block, a top pipe, a square tube, a shearing mechanism, a driving mechanism, a nozzle and a water inlet pipe, the surgical scissors can be hung separately and the surgical scissors can be flushed in multiple directions. While the flushing operation is being performed, the surgical scissors are also required to perform a shearing motion, so that the dirt at the overlapping position of the surgical scissors blades is rubbed off, which is also convenient for flushing the position, ensuring the flushing effect of the surgical scissors and ensuring the hygiene of the surgical scissors after flushing.

The invention relates to the technical field of surgical instruments, and discloses ophthalmologic surgical scissors with cutting edges capable of being replaced quickly. The pair of ophthalmologic operation scissors capable of rapidly replacing the cutting edge comprises a first handle, a second handle, a pivot, a first cutting edge and a second cutting edge, the first cutting edge is matched with the second cutting edge, the first handle is hinged to the second handle through the pivot, the device has the advantages that the cutting edge of the pair of ophthalmologic operation scissors can be rapidly replaced, the step of polishing the cutting edge is omitted, and the operation is convenient. The problems that in the prior art, due to the fact that the cutting edges and the handles of the ophthalmic surgical scissors are mostly integrally formed, the cutting edges become blunt due to long-term use of the ophthalmic surgical scissors or burrs exist in cutting edge notches due to slamming and other improper use, then the cutting edges need to be polished, and the cutting edges are damaged are solved. The problems that the scissors need to be replaced if the situation is serious, grinding of the cutting edges is tedious and dangerous, and replacement of the ophthalmologic operation scissors is wasted are solved.

The application relates to the technical field of medical instrument cleaning and disinfection, and discloses a device for cleaning and disinfecting medical instruments, which comprises a base plate and surgical scissors, a treatment box is fixedly arranged on the top of the base plate, a box door is hingedly arranged on the front side of the treatment box, a disinfection assembly is arranged above the inside of the base plate, the disinfection assembly comprises an electric push rod which is fixedly arranged on the top of the treatment box, the bottom of the telescopic end of the electric push rod is fixedly connected with a top plate, a flushing assembly is arranged on the outer ring of the top plate, the disinfection assembly further comprises a rotating unit and a placing unit, the rotating unit comprises an outer ring gear and an inner ring gear which are uniformly rotatably arranged on the bottom of the top plate, the outer ring gear is arranged in the form of a rectangle, and the inner ring gear is located on the inner side of the outer ring gear. The device solves the problem of directly static soaking disinfection, reduces the contact effect of disinfectant and medical instruments, and also reduces the soaking disinfection effect.

The vaginal scissors comprise a first scissor body, a second scissor body, a first scissor handle and a second scissor handle, the first scissor body is fixedly arranged at the front end of the first scissor handle, and the second scissor body is fixedly arranged at the front end of the second scissor handle; the first cutter body and the second cutter body are bent towards the same side, a first cutting edge matched with a tail wire is arranged on the inner side of the first cutter body, and a second cutting edge matched with the first cutting edge and the tail wire is arranged on the inner side of the second cutter body. Sawteeth matched with the first knife body are arranged on a second knife edge of the second knife body, and a positioning groove matched with the second knife body is formed in a first knife edge of the first knife body. The pair of vaginal scissors for trimming the tail filaments of the contraceptive device is ingenious in design, simple in structure and practical in function, and effectively solves the problems that in the prior art, no special vaginal scissors exist when the tail filaments of the contraceptive device are trimmed, straight-head surgical scissors are mostly adopted, and operation in the vagina is inconvenient.

Surgical scissors for incising anterior capsule of lens include first and second levers extending in front-rear direction and rotation shaft rotatably connecting first and second levers to each other. First lever includes: first handle formed at rear portion with reference to rotation shaft; first blade having first non-cutting part formed at front portion with reference to rotation shaft and extending forward, and first cutting part protruding in one side direction crossing front-rear direction and up-down direction from front end of first non-cutting part. Second lever includes: second handle formed at rear portion with reference to rotation shaft and capable of being spaced downward from first handle; second blade having second non-cutting part formed at front portion with reference to rotation shaft and extending forward, and second cutting part protruding in one side direction from front end of second non-cutting part to be in contact with first cutting part.

The invention relates to the technical field of in-vitro isolated culture application of secondary hair follicles of Western Anhui white geese, in particular to an in-vitro isolated culture method of secondary hair follicles of Western Anhui white geese, which specifically comprises the following steps: bloodletting necks of Western Anhui white geese to death, taking the hair follicles from leg skins of the Western Anhui white geese, repeatedly washing with 0.8-1.2% of double-antibody PBS buffer solution, and carrying out in-vitro isolated culture of secondary hair follicles of Western Anhui white geese. The method comprises the following steps: cutting off redundant hair trunks by using surgical scissors, washing down feathers attached to the surface by using normal saline, spraying alcohol for disinfection, stripping leg skin, and soaking in a PBS (Phosphate Buffer Solution) added with 0.8-1.2% of double antibodies for the next operation. The in-vitro separation culture method for the secondary hair follicles of the West Anhui white geese has the beneficial effects that the in-vitro separation culture method for the secondary hair follicles of the West Anhui white geese is simple and convenient to operate and short in time period, an organ culture method is utilized, only a small piece of skin tissue of the West Anhui white geese is used, the hair follicles are microscopically stripped, the whole hair follicles are directly cultured, and after hair follicle stem cells are cloned, the hair follicle stem cells are purified and subcultured.

The utility model discloses an auxiliary cleaning rack for surgical instruments, which comprises a rack body, a mounting plate is arranged on the rack body, a plurality of first vertical rods are arranged on the mounting plate at intervals along the length direction of the mounting plate, a second vertical rod is arranged between every two adjacent first vertical rods, each second vertical rod is connected with a sliding block, and the sliding blocks are arranged on the mounting plate. Guide holes matched with the sliding blocks are formed in the mounting plate, the sliding blocks are jointly in threaded connection with a screw rod, the screw rod is rotationally arranged on the mounting plate, the length direction of the screw rod is parallel to the axis direction of the guide holes, and when the screw rod rotates, each second vertical rod moves to be close to or away from the corresponding first vertical rod. According to the surgical instrument auxiliary cleaning frame of the structure, through cooperation of the first vertical rods and the second vertical rods, surgical scissors and surgical forceps can be placed in batches for follow-up cleaning, and the distance between the first vertical rods and the second vertical rods can be synchronously adjusted through the screws so that the surgical instrument auxiliary cleaning frame can be matched with the surgical scissors and the surgical forceps of different specifications; and the applicability of the device is improved.

The invention relates to the field of surgical scissors, in particular to a pair of surgical scissors capable of being accurately controlled under an endoscope, which comprises a scissor head, a scissor rod and a scissor handle which are connected in sequence, wherein the scissor rod comprises a rigid chain, a rigid sleeve and an ejector rod, the rigid chain is kept in a straightened posture through a pull rope which penetrates through the rigid chain and is tightened through an elastic traction device, the rigid sleeve can slide in the length direction of the rigid chain, the ejector rod can push out a bending device at the front end of the rigid sleeve, and the bending device is used for bending the rigid chain. A doctor can push the movable sleeve to a target depth and then control the ejector rod to enable the ejector bender to stretch out by a preset length at a target position, so that the rigid chain is bent by a preset angle at a joint of a target chain link, the bending position and the bending angle of the scissor rod are conveniently adjusted, and the flexibility and the accuracy of an operation are improved.

The utility model discloses a surgical operation shearing skin preparation knife which comprises a knife holder and a handle, the handle is connected to the surface of the knife holder, a first installation groove is formed in one side of the surface of the knife holder, a blade is fixedly arranged in an inner cavity of the first installation groove, and a second installation groove is formed in the surface of the other side of the surface of the knife holder. A fixed sawtooth blade is fixed to the second mounting groove, a movable sawtooth blade is movably arranged on the surface of the fixed sawtooth blade, a fixing frame is arranged in an inner cavity of the second mounting groove, a mounting plate is slidably arranged on the surface of the fixing frame, a driving motor is mounted on the surface of the mounting plate, and the power output end of the driving motor is connected with a driving rod. The skin preparation device has the advantages that hair on the surface of skin can be scraped off through the blades, meanwhile, long hair on the surface of the skin can be rapidly sheared through matching of the static sawtooth blade and the movable sawtooth blade, and the skin preparation efficiency can be improved through matching of shearing and scraping.

The present invention discloses a kit for constructing a mouse orthotopic liver cancer transplantation model, which comprises: H22 cell line; 1640 medium, FBS, P / S, PBS, D-Luciferin potassium salt, Matrigel; experimental equipment, including cell culture flasks, centrifuge tubes; surgical instruments, including surgical scissors, curved ophthalmic forceps, straight forceps, needle holder, suture needle with thread, "O" ring, cotton swab. Using this kit to construct a mouse orthotopic liver cancer transplantation model is simple in operation, time-saving, high in success rate, and reduces animal suffering.

The present application belongs to the field of medical device technology, and discloses a portable automatic disinfection device and method for obstetrics and gynecology, which includes: a processing box, a flip motor, a clamping mechanism, a top plate, a clamping mechanism, a moving mechanism, an adjustment mechanism, a pushing mechanism, a sealing partition, a moving trolley and a flushing monitoring mechanism; a plurality of nozzles are evenly distributed on the top plate; an ultraviolet disinfection lamp is fixed on the top plate; a plurality of flip motors are arranged in the flushing chamber; a clamping mechanism is arranged at the output end of the flip motor; a moving mechanism is fixed on the processing box; an adjustment mechanism is arranged on the threaded part of the moving mechanism; a clamping mechanism is arranged at the lower end of the adjustment mechanism; a flushing monitoring mechanism is fixed on the processing box; the sealing partition slides with the moving mechanism; a pushing mechanism is fixed in the disinfection chamber; the pushing mechanism slides with the sealing partition. The present invention can automatically complete the whole process of clamping, flushing, and disinfection of surgical scissors, and can achieve the technical effect of multi-angle and all-round flushing.

The present disclosure relates to a surgical robotic system having surgical scissors. In some embodiments, the surgical scissors include independently actuable cutting members, each configured to pivot about a pin axis to perform a cutting action. In some embodiments, the surgical scissors include an integrated spring. In some embodiments, the surgical scissors include cutting members configured to pivot about one or more axes while being constrained from pivoting about another axis. In some embodiments, the surgical scissors include multiple curves, and one or more curves can maintain an opening angle of the scissors.

The utility model relates to the field of surgical scissors, in particular to a pair of bending control type surgical scissors used under a laparoscope, which comprises a scissor head, a scissor rod and a scissor handle which are connected in sequence, the scissor head comprises a driving steering blade, a driven steering blade, a rotating shaft driving rod and a rotating shaft; the scissor rod comprises a fixed scissor rod, a scissor operating rod and a steering operating rod; one end of the steering operating rod is rotatably connected with one end, far away from the rotating shaft, of the rotating shaft driving rod; the scissor handle comprises a fixed scissor handle, a movable scissor handle and a jackscrew, the fixed scissor handle is connected with one end, away from the driving steering blade, of the fixed scissor rod, the movable scissor handle is connected with one end, away from the driven steering blade, of the scissor operating rod, and the steering operating rod is connected with the fixed scissor handle. According to the surgical scissors, the scissor heads can be detached from the scissor rods, so that the scissor heads and the scissor rods can be deeply cleaned and simply cleaned respectively, the cleaning difficulty of the surgical scissors is reduced, and meanwhile, the cleaning efficiency of the surgical scissors is improved.

A surgical clipper blade assembly includes a stationary blade and a moveable blade adjacent the stationary blade. The moveable blade is configured to reciprocate relative to the stationary blade to remove hair from a skin area. A blade housing houses the stationary blade and the moveable blade. The blade housing has a guide surface that faces the skin area during a hair removal process. A skin conditioning member in the form of a pad that extends along at least one of a skin facing surface of the stationary blade and the guide surface of the blade housing. The skin conditioning member includes a skin preparation composition. Reciprocating motion of the moveable blade vibrates the skin conditioning member against the skin area as the skin preparation composition is released onto the skin area.

The veterinary tool cleaning device comprises a box body, the upper end of the box body is fixedly connected with an upper cover, the side face of the box body is connected with a box door through a hinge, and a heating wire and water are arranged at the bottom of the box body; an unfolding assembly, a spacing assembly and a cleaning assembly are arranged in the box body. The surgical scissors can be opened, the cutting edges of the surgical scissors can be cleaned conveniently, the distance between the adjacent surgical scissors can be increased, and the side faces of the surgical scissors can be cleaned conveniently; the surgical scissors cleaning device can clean the surgical scissors, clean residues on the surgical scissors, wash and clean the surgical scissors, improve the cleaning effect, provide a high-temperature and high-pressure environment in the box body, disinfect the surgical scissors and realize repeated use of the surgical scissors.

The invention relates to the technical field of fresh-keeping solutions, in particular to a fresh-keeping solution for increasing the openness of chrysanthemum, which is characterized by comprising the following components by mass concentration: ionized water (25g / L), aspirin (20g / L), silver nitrate (1.5 g / L) and 8-hydroxyquinoline (0.5 g / L). According to the chrysanthemum pretreatment method, flowering branches close to the chrysanthemum before blooming are sheared with disinfected surgical scissors, the length of the chrysanthemum branches is reserved to be 20-25 cm, and the method for increasing the openness of the chrysanthemum comprises the following steps that after picking is conducted, the chrysanthemum branches are cultured for 24 h in a fresh-keeping solution, then 10 branches form a bundle, the chrysanthemum branches are wrapped with paper and then sleeved with a plastic film, and the chrysanthemum branches are preserved for 8 d at the temperature of 5 DEG C; all the mixed preparation raw materials are slightly toxic, reagents are easy to obtain, all preservatives are easy to prepare, after the pretreatment liquid is used, bottle insertion can be conducted without pruning and box opening during bottle insertion, the labor force of customers is reduced, and the production efficiency is improved.

The utility model relates to the technical field of ophthalmologic surgical instrument disinfection, in particular to an ophthalmologic surgical instrument disinfection tank which is characterized by comprising a disinfection tank body, a plurality of partition plates are arranged in a disinfection cavity of the disinfection tank body, and the left side and the right side of each partition plate are detachably clamped with the disinfection tank body through clamping mechanisms. A plurality of mounting round holes are evenly distributed in the partition plate, and a plurality of scissors fixing assemblies used for fixing scissors for ophthalmologic operations, a plurality of tweezers fixing assemblies used for fixing tweezers for ophthalmologic operations and a plurality of hook fixing assemblies used for fixing hooks for ophthalmologic operations are detachably mounted at the positions, at the mounting round holes, of the surfaces of the front side and the rear side of the partition plate. According to the ophthalmologic operation instrument disinfection tank, ophthalmologic operation instruments such as scissors for ophthalmologic operation, tweezers for ophthalmologic operation and hooks for ophthalmologic operation can be independently and stably placed in the disinfection tank body, the risk of accidental collision among the ophthalmologic operation instruments does not exist in the placing, disinfection or taking-out process, and mechanical injuries of the ophthalmologic operation instruments are effectively avoided.

1. The name of the product of this design: surgical scissors (rotating type). 2. Purpose of this design product: for surgical scissors. 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. 5. The bottom surface of this design product is a part that is not easily visible or cannot be seen when in use, so the top view is omitted.

1. The name of the product of this design: Grip-type surgical scissors. 2. Purpose of this design product: This design product is used as a medical device. 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.

The utility model provides a circumcision device. The circumcision device comprises a pair of surgical scissors. The surgical scissors include a blade configured to shear a prepuce of a penis and a clamp configured to clamp the prepuce adjacent to an incision. The incision is generated in response to the surgical scissors shearing the prepuce. Therefore, blood flow from the incision can be effectively reduced.

The application provides a slow-rebound safety surgical scissors, which comprises a first handle, a second handle, a driving shear head and a driven shear head, a connecting cavity is formed at the head of the first handle, the tail end of the driving shear head is rotationally connected in the connecting cavity through a rotating seat, a locking block is fixed in the connecting cavity, and a locking groove is formed at the tail end of the driving shear head and matched with the locking block; the tail end of the driving shear head is further fixed with a first rotating shaft seat, the connecting cavity is further fixed with a second rotating shaft seat, and a main adjusting cylinder is movably connected between the first rotating shaft seat and the second rotating shaft seat. The connecting cavity is formed at the head of the first handle, the tail end of the driving shear head is rotationally connected in the connecting cavity through the rotating seat, namely, the driving shear head can rotate in the connecting cavity, so that the driving shear head can be retracted to avoid unnecessary shearing effect caused by the blade when a large swing occurs during the transfer process, and the safety of the surgical scissors during use is improved.