89 results about "Surgical blade" patented technology

The present application is directed a Joint Revision Surgery Apparatus which includes a surgical knife blade guide block which has a plurality of rearward blade guide slots, a central cavity and a large forward slot having an adjustable knife blade guide pressure plate. The surgical knife blade guide block central cavity houses a stem trunnion securing member and is positioned over the trunnion end of the existing prosthesis to be removed and secured to the prothesis. The guide blade block is secured to the trunnion of the prosthesis to be extracted using a stem trunnion securing member housed within the guide block. Straight, curved and compound curved knife blades are guided by the blade guide slots to cut the prothesis free. The Joint Revision Surgery Apparatus facilitates rapid, efficient and complete removal of an existing prosthesis during joint revision surgery, and significantly increases positive medical outcomes for joint revision procedures.

The grinding limiting device comprises a clamping base, a positioning plate arranged at the top end of the clamping base and a pair of limiting end blocks located at the upper end of the positioning plate, limiting grooves are formed in the two ends of the clamping base, positioning frames are arranged at the two ends of the positioning plate and symmetrically arranged at the top end of the clamping base, and supporting plates are installed on the positioning frames; a clamping groove is formed in the supporting plate, rotating discs are arranged at the two ends of the supporting plate, a straight rod is fixedly connected between the rotating discs, the straight rod is rotationally clamped in the clamping groove, and the positioning plate is installed on the straight rod; compared with the prior art, the angle of the rotating shaft is adjusted according to the material of the surgical blade and the grinding feeding amount, so that the storage pipe deviates and can abut against the bottom of the surgical blade, metal filings generated by grinding enter the storage pipe along the arc-shaped plate, and the surgical blades of different types and materials can be separated and collected; and precious metal materials can be recycled, and the production cost can be reduced.

An ultrasonic surgical blade includes a body having a proximal end, a distal end, and an outer surface. The distal end is movable relative to a longitudinal axis in accordance with ultrasonic vibrations applied to the proximal end. At least a portion of the outer surface of the body comprises a lubricious coating adhered thereto. The lubricious coating has a coefficient of friction that is less than the coefficient of friction of the outer surface of the body.

The present application is directed a Joint Revision Surgery Apparatus which includes a surgical knife blade guide block which has a plurality of rearward blade guide slots, a central cavity and a plurality of guide slots having a two-way adjustable L-shaped guide plate. The surgical knife blade guide block central cavity houses a stem trunnion securing member and is positioned over the trunnion end of the existing prosthesis to be removed and secured to the prothesis. The guide blade block is secured to the trunnion of the prosthesis to be extracted using a stem trunnion securing member housed within the guide block. Straight, curved and compound curved knife blades are guided by the blade guide slots to cut the prothesis free. The Joint Revision Surgery Apparatus facilitates rapid, efficient and complete removal of an existing prosthesis during joint revision surgery, and significantly increases positive medical outcomes for joint revision procedures.

Disclosed in embodiments described here are cutting devices, such as but not limited to, medical or surgical blades and scalpels, and methods of using the cutting devices of the description that can be used to obtain a skin sample from a subject or to remove a skin sample from a subject.

1. Name of the Design Product: Surgical Blade. 2. Use of the Design Product: For incising the gingiva during oral implant surgery. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: 3D View of Design 1. 5. Design 1 is designated as the basic design.

The utility model relates to the technical field of medical surgery, in particular to a combinable surgical blade which comprises a hollow knife handle, a fixing block, clamping pieces and a knife body, the fixing block is arranged in the hollow knife handle in a sleeved mode, the two sides of one end of the fixing block are connected with the clamping pieces through connecting rods, limiting holes are formed in the clamping pieces at equal intervals, and the knife body is connected with the hollow knife handle in a sleeved mode. A knife body main body is clamped between the clamping pieces, and limiting convex blocks are welded to the two sides of the knife body main body at equal intervals and located in the limiting holes; a blade is arranged at one end of the bottom of the knife body, and a knife point is arranged at the top end of the blade. The scalpel blade is convenient to assemble and disassemble quickly, the clamping stability of the scalpel body is good, the problem that a traditional scalpel blade is clamped in a limiting through groove in the middle of the scalpel body through a clamping plate and is prone to sliding is solved, subcutaneous elastic adhesion tissue can be sawed off through sawteeth at the top of the scalpel body, and the using effect is improved.

1. Name of the Design Product: Surgical Blade Head (III). 2. Use of the Design Product: For coagulation and resection of tissues during surgical operations. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective view.

The invention discloses a surgical blade circulating type polishing device. A circulating conveying mechanism comprises a workbench, a circulating rail is connected to the workbench, a circulating driving assembly is connected to the rail, and a plurality of mechanical clamping jaws are connected to the circulating driving assembly; two positioning plates are connected to the workbench and correspond to mechanical clamping jaws of the feeding station and the discharging station respectively, and positioning rods are connected to the mechanical clamping jaws. The cutter box is connected to the vertical plate, and a cutter arranging groove is formed in the bottom end of the side, facing the circulating conveying mechanism, of the cutter box. The hook knife assembly comprises a hook knife head which extends into the bottom end of the knife box; the polishing machine is connected with a polishing wheel. The circulation driving assembly drives the mechanical clamping jaw to pass through the bottom of the polishing wheel. The linear sliding table module B is connected with a tool channeling table, and the tool channeling table is connected with a plurality of tool channeling rods. Compared with the prior art, traditional manual polishing is replaced by machine automatic polishing, time and labor are greatly saved, and the working efficiency is greatly improved.

The utility model discloses a device of cutting film, including device body, device body includes installing rod and cutting device, and cutting device is sleeved on installing rod, cutting device includes first side mounting plate, second side mounting plate, blade mounting plate, cutting blade and goes into the plug body, and blade mounting plate is equipped with several groups, and several groups blade mounting plate are installed between first side mounting plate and second side mounting plate in horizontal equidistance mode, and the locking bolt is threaded between first side mounting plate, second side mounting plate and several groups blade mounting plate, and locking nut is installed on locking bolt, blade mounting plate is rectangular structure, and the inner plate blade installation groove is seted up in one side of blade mounting plate, and a group of blade threaded holes are seted up in the inner plate blade installation groove, and a group of embedding holes are seted up on blade mounting plate surface. The device uses the equal interval horizontal arrangement fastening of scalpel to cut through the film surface, can effectively guarantee the accurate cutting width.

The utility model discloses a rotary polishing device of surgical blade continuous polishing equipment, including the stage, be connected with rotary conveying mechanism, polishing mechanism, blanking mechanism and recovery mechanism on the stage, rotary conveying mechanism includes rotary drive arrangement A, and the power output of rotary drive arrangement is connected with carousel A, and be connected with a plurality of fixtures on carousel A, and be equipped with the slot for accommodating blade on the fixture, and every fixture is matched with a clamp, polishing mechanism includes the polisher, and be connected with the polishing wheel on the polisher, and the polishing wheel is located above one of fixtures, recovery mechanism includes rotary drive arrangement B, and the power output of rotary drive arrangement B is connected with carousel B, and be connected with a plurality of knife bar of running away on carousel B, one end of blanking mechanism is located above one of fixtures, and the other end is located above one of knife bar of running away, compared with prior art, the utility model adopts the circumferential rotary structure, and the layout is scientific and reasonable, and the space is smaller.

Embodiments describe a light-based medical device that uses light to luminesce tissue, and collect the reflected light, to perform analysis on the reflection characteristics in real-time to detect the type of surrounding tissue as well deeper tissue in the trajectory of the luminescence. Such device can be incorporated inside needles, catheters, tubes or piercing or biopsy tools, surgical blades, surgical tweezers, and so on, to direct their insertions and operations in specific zones. Importantly, because of the easy-to-use design, embodiments can be used without the need of highly trained personnel or expensive hospital equipment. Therefore, embodiments can be utilized in emergency situations that require fast responses, performed in ERs, moving vehicles, ambulances, and battlefields.

The utility model discloses a scalpel pulse separator. The technical key points are as follows: the device comprises a base and a pulse mechanism arranged on the base, the base is arranged on a rack, a through hole is formed between the base and the pulse mechanism, a collecting rod is arranged on the rack, the collecting rod is located below the pulse mechanism, the pulse mechanism comprises a relay and a separating rod arranged on the relay, and the separating rod is connected with the relay. A clamping groove is formed in the base, a clamping strip is connected into the clamping groove in a sliding mode, a plurality of supporting parts extending towards one side of the collecting rod are arranged on the clamping strip, the shapes of the supporting parts are different, the supporting parts are matched with the surgical blades of different specifications, the surgical blades of different specifications can be machined, the separation process is stable, and the defective rate is low. And adjustment is convenient and efficient.

This utility model discloses a feeding mechanism for a continuous polishing device for surgical blades, including a machine base and a feeding mechanism. The feeding mechanism includes a blade box, a hook blade assembly, a sliding plate, a limiting strip, and a pick-and-place assembly. The hook blade assembly is connected to a Y-axis translation device and includes a hook blade head and a pushing device. Several blades are placed side-by-side in the blade box, which is located on one side of the Y-axis translation device. The discharge end of the blade box has a sliding groove and a blade discharge slot. The pushing device drives the hook blade head to insert into the blade box through the sliding groove. The sliding plate is connected to the X-axis translation device and has a groove for accommodating the blades. The limiting strip is located at the discharge end of the blade box, and the sliding plate is located below the limiting strip. The pick-and-place assembly is located at one end of the sliding plate, and the other end of the pick-and-place assembly is located above the receiving device. Compared with the prior art, this utility model replaces traditional manual feeding with automatic machine feeding, saving time and labor and greatly improving work efficiency.

The embodiment of the application discloses an ultrasonic knife, which comprises a driving handle, a knife head assembly and a hollow motor; the knife head assembly comprises a knife rod and a knife head arranged at one end of the knife rod; the other end of the knife rod is provided with a cavity; an outer thread is arranged on one end of the driving handle close to the knife rod; and an inner thread matched with the outer thread is arranged in the cavity; the hollow motor is internally provided with a channel capable of allowing the knife rod to pass through; and the hollow motor can drive the knife rod to rotate in the case that the knife rod can pass through the hollow motor. Thus, the one end of the knife rod provided with the cavity passes through the hollow motor, the outer thread of the driving handle is in contact with the inner thread in the cavity, then the hollow motor is started to drive the knife rod to rotate, the knife rod is threadedly connected with the driving handle, so that the operator does not need to manually rotate the knife rod, time and labor are saved.

Compared with the prior art, the short straight type ultrasonic suction scalpel head structure comprises a hollow scalpel head main body, the tool bit interface structure is arranged on the hollow tool bit main body and is used for being connected with a handle; the through pipeline is arranged in the hollow tool bit main body in a penetrating manner; the penetrating through hole structure is arranged in the hollow tool bit body in a penetrating mode, the penetrating through hole structure is perpendicular to and intersects with the central axis of the hollow tool bit body, and the penetrating through hole structure is communicated with the middle through pipeline; the through pipeline is arranged on the tool bit body section structure, the tool bit operation end structure and the cutting tool bit structure in a penetrating mode. Compared with the prior art, the short straight type ultrasonic suction scalpel head structure has the advantages that the stability is high, high-density tissue or fiber tissue can be efficiently cut, the risk of blockage of the scalpel head can be reduced, and in addition, the short straight type ultrasonic suction scalpel head structure also has the technical effects.

The utility model relates to the field of medical instruments, in particular to a surgical blade dismantling device. The surgical knife blade dismantling device comprises a box body and a cover body matched with the box body, an inserting notch for inserting a surgical knife is formed in the cover body, a knife retracting notch corresponding to the inserting notch is formed in the box body, and a knife dismantling mechanism is arranged in the cover body. According to the surgical knife blade dismantling device, through the cooperation of the box body, the cover body, the inserting notch, the knife retracting notch, the knife dismantling mechanism and the like, when the surgical knife blade dismantling device is used, a surgical knife is inserted from the inserting notch, a surgical knife handle is pressed downwards, the knife dismantling mechanism dismantles a surgical knife blade, the surgical knife blade is left in the box body, and the surgical knife handle retreats from the knife retracting notch; the scalpel blade is conveniently detached in a sealed environment, so that the pollution risk and the accidental injury risk are greatly reduced, and the potential safety hazard is reduced.

A surgical blade carrier includes a guide bar formed of three plates. The bracket has a saw blade extending distally from a guide bar, the saw blade including a saw blade head, the saw blade head including a plurality of teeth. The guide bar may be configured to have opposing edges that define mounting features for inverting the guide bar within a mount of a surgical saw. One of the plates may be configured to define a reference feature configured to register and / or verify a pose of the carriage with a navigation system. A method of registering the cradle within a known coordinate system is disclosed. The method may include determining a deviation between an expected position of the carriage and an actual position of the carriage based on a reference feature, and defining a mixed position of the carriage within a known coordinate system based on the deviation.

The invention relates to a pathological biopsy needle for eye trabecular meshwork tissue, belongs to the technical field of medical instruments, and solves the problem that in the traditional trabectomy in the prior art, an eye tissue block containing trabecula and deep sclera is cut by a surgical blade, and the trauma of an eye incision is large. The device comprises a needle head, a scraper unit and a handle, the needle head is connected with the handle, the scraper unit is arranged in the needle head, the handle is used for being held by a user, the needle head is used for being inserted into an eyeball of a patient, and the scraper unit is used for cutting trabecular mesh and Schlemm tube wall tissue. The scraper unit is a bendable scraper unit, the first section, the second section and the third section can form a hook part with a groove, and the hook part with the groove is used for hooking trabecular meshes and Schlemm pipe wall tissues. The hook part with the groove is specially aligned to trabecular meshes and Schlemm tube wall tissues for hooking, and the trauma of an eye incision is small.

The invention belongs to the technical field of surgical instruments, and relates to a surgical blade for obstructive hypertrophic cardiomyopathy tissue cutting. The surgical knife comprises a surgical knife blade which is of an integrated structure. The surgical knife blade can be used in cooperation with a traditional surgical knife handle through the knife handle universal inserting structure, the adaptability of the surgical knife blade is improved, the knife edge part of the surgical knife blade is located at the farthest end of the knife blade, the two sides of the knife blade are not edged, the two ends of the knife edge part are not edged either, and in other words, the side face of the surgical knife blade and the end corner of the knife edge part cannot cut tissue; in the surgical process of obstructive hypertrophic cardiomyopathy, surrounding tissue can be prevented from being cut by the surgical blade when the surgical blade stretches in and takes out and deep operation is carried out, on the other hand, due to the fact that the cutting edge section is located on the farthest section of the blade, the cutting edge does not need to cross an operation area in the operation process, and the operation efficiency is improved. In this way, the deeper tissue is also protected.

The utility model discloses edging and grinding equipment for a scalpel. According to the technical scheme, the scalpel polishing device comprises a rack, a polishing mechanism, a feeding frame and a transferring arm, the polishing mechanism, the feeding frame and the transferring arm are arranged on the rack, the feeding frame is used for containing a to-be-machined scalpel, the transferring arm is used for transferring the scalpel, a rotating disc is arranged on the rack, and a plurality of fixing mechanisms distributed circumferentially are arranged on the rotating disc; the fixing mechanism is used for fixing a scalpel, the grinding mechanism comprises an upper grinding wheel and a lower grinding wheel, the upper grinding wheel and the lower grinding wheel are adjacent to the rotating disc and are arranged in a spaced mode, the upper grinding wheel is located on the upper side of the rotating disc, and the lower grinding wheel is located on the lower side of the rotating disc. The two faces of the scalpel can be ground at a time, overturning, taking and placing are not needed, and the grinding efficiency is high.

A sharps blade ejector mechanism for safely removing used sharps blade from various surgical instrument handles without the need for using additional blade remover devices, needle holder instruments, or physical contact with the sharps blade is disclosed. The sharps blade ejector mechanism comprises a specifically configured handle in coordination with a molded sharps blade unit. The handle may be illuminated. The sharps blade may be a scalpel blade, a needle, a probe, a dissector, an elevator, a saw blade, a retractor or a hook.

The invention discloses a simple device for disinfecting and cooling a caenorhabditis elegans scalpel. The simple device comprises a bottom bracket mechanism, three alcohol lamps, three overhanging supporting mechanisms and three elastic clamping mechanisms, the three alcohol lamps are respectively placed at three heating point positions on the bottom bracket mechanism and are positioned at different heights; the three overhanging supporting mechanisms are all rotationally installed on the bottom support mechanism and located at different height positions. The three elastic clamping mechanisms are fixed to the overhanging ends of the three overhanging supporting mechanisms correspondingly and used for elastically clamping the surgical blade. According to the simple device for disinfecting and cooling the scalpel, through cooperation of the three overhanging supporting mechanisms and the three elastic clamping mechanisms, stable clamping of the three scalpel blades can be achieved, manual handheld heating is not needed, and therefore the stability of heating and disinfecting of the scalpel blades is guaranteed, and the safety in the operation process can also be guaranteed.

A surgical device is provided which is formed of a pair of engageable members each having first and second channels which define respective first and second tunnels through the removably engaged members. Apertures through a proximal endwall provide a path for a cabled imaging component through said. first tunnel to provide images of tissue surrounding the device, and as opening in the endwall of the paired members provides access to the second tunnel for a surgical blade for cutting tissue positioned in a gap between the paired members.

The utility model relates to the technical field of surgical blades, in particular to a surgical blade separation auxiliary device which comprises a shell, overturning assemblies and driving assemblies, the overturning assemblies are arranged on the two sides of the shell, and the driving assemblies are arranged on the portions, located on the tops of the overturning assemblies, of the two sides of the shell. The overturning assembly comprises a mounting seat, the shell is connected with the mounting seat through a bolt, a rotating frame is rotationally connected to the bottom of the mounting seat, a sliding groove is formed in one side of the rotating frame, and a U-shaped clamping block is slidably connected to one side of the sliding groove; the auxiliary abutting and overturning mechanism is additionally arranged, in the process of separating the surgical blade, the end of the blade is clamped and limited, meanwhile, the end of the blade is separated from the surgical blade handle through abutting and auxiliary overturning, the convenience and safety of separation and disassembly are improved, and therefore the using effect is improved.

The folding knife with the blade convenient to replace comprises a surgical knife blade, a blade fixing seat and a handle, the surgical knife blade is detachably installed on the blade fixing seat, the tail end of the blade fixing seat is connected with the front end of the handle, the front side face of the blade fixing seat is provided with a containing groove for containing the surgical knife blade, a fixing assembly is arranged in the containing groove, and the handle is connected with the blade fixing seat. The blade fixing base is provided with a fixing assembly, the fixing assembly is matched with a blade groove of the surgical blade to fix the surgical blade, the blade fixing base is further provided with a locking assembly, and the locking assembly is provided with a first position and a second position which can move relative to the blade fixing base. The locking assembly is matched with the scalpel groove of the scalpel blade to limit the scalpel blade to move relative to the fixing assembly, and when the locking assembly is located at the second position, the scalpel blade can move relative to the fixing assembly. The surgical knife has the advantages that the surgical knife blade and the knife blade fixing seat are firmly connected and fixed, safety is good, the surgical knife blade can be disassembled, assembled and replaced by hands, and operation is easy and convenient.

In an example, an electrosurgical device includes a housing defining an inner bore. The electrosurgical device also includes a shaft telescopically movable in the bore of the housing, an electrosurgical blade coupled to the shaft, and a helical conductor wound about the shaft and configured to supply electrosurgical energy from the electrosurgical generator to the electrosurgical blade.

The utility model belongs to the technical field of material collecting, and particularly relates to a material collecting and waste removing device which comprises a material guiding unit, a material collecting unit and a waste removing unit. Comprising a control unit, and further comprises an induction unit, a material guiding unit, a material guiding unit, a control unit and a control unit which are installed on the material guiding unit, the air blowing unit is used for forming an air flow barrier on the material guiding unit and blowing the empty packaging bags out of the material guiding unit; the magnetic separation unit is positioned on the upstream of the blowing unit; wherein the control unit is respectively connected with the sensing unit, the waste cleaning unit and the magnetic separation unit, the control unit is used for controlling the magnetic separation unit to adsorb / stop adsorbing the packaging bag and controlling the blowing unit to blow / stop blowing, and when the blowing unit stops blowing, the magnetic separation unit stops adsorbing the packaging bag. The device has the advantages that empty bags generated in the packaging process of the surgical blades can be effectively cleaned through mutual cooperation of all the units, manual participation is not needed, and the device is simple and efficient.

The present application discloses an ultrasonic scalpel with a replaceable blade for minimally invasive surgery, relating to the technical field of medical devices. The device comprises a blade mechanism and a handle mechanism; the support sleeve, surgical blade, and clamp transmission tube within the blade mechanism are all inserted into the handle body, the surgical blade is threadedly connected to the transducer, and the clamp transmission tube is connected to the trigger assembly via a linkage mechanism. The blade mechanism and the handle mechanism are detachably connected, and after assembly, the trigger assembly can be driven by the linkage mechanism to operate the clamp assembly. This does not affect the clamping effect during surgery, and only the blade mechanism needs to be handled after the surgery is completed, thereby reducing the consumption of the handle mechanism and lowering the cost of surgery.

The utility model discloses an inclined shaping device which comprises a base, a fixing mechanism, a profiling seat and a shaping mechanism, the profiling seat is arranged on the upper portion of the base, the shaping mechanism is arranged on the upper portion of the base, and the fixing mechanism is arranged on the lower portion of the base. According to the device, the mounting plate and the base are obliquely mounted, in the process that the first driving piece drives the pressing groove to downwards press the surgical blade for shaping, bending of the surgical blade can be synchronously achieved, the device is ingenious in structural design, and the production efficiency is improved.