63 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 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.

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.

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.

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 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 relates to the field of medical instruments, in particular to a surgical blade dismounting and sterilizing device. The device comprises a lower shell and an upper shell buckled with the lower shell, a scalpel insertion opening is formed in the lower end of the upper shell, and a scalpel unloading mechanism corresponding to the scalpel insertion opening in position is arranged in the lower shell; and a disinfectant bag for puncturing the scalpel is arranged in the upper shell. According to the surgical knife blade dismounting and sterilizing device, through cooperation of the lower shell, the upper shell, the surgical knife inserting opening, the knife dismounting mechanism, the disinfectant bag and the like, when the surgical knife blade dismounting and sterilizing device is used, a surgical knife is inserted from the surgical knife inserting opening, on one hand, the disinfectant bag can be scratched, and disinfectant enters the lower shell; on the other hand, the scalpel blade is detached through the scalpel detaching mechanism, and the scalpel blade is left in the lower shell and soaked in the disinfectant, so that the disinfection and sterilization effects are achieved, the scalpel blade is conveniently detached in a sealed environment, the accidental injury risk is greatly reduced, and potential safety hazards are reduced.

1. The name of the design product: handle of scalpel. 2. The use of the design product: handle of scalpel blade. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best shows the design points: perspective view.

The invention discloses an automatic device for disinfecting and cooling a caenorhabditis elegans scalpel. The automatic device comprises a control box, a supporting bottom plate, a supporting stand column, two alcohol lamps, a rotary driving mechanism, an air cooling mechanism and four blade clamping mechanisms. The supporting stand column is rotationally and vertically installed in the center of the supporting bottom plate. The four blade clamping mechanisms are installed at the upper ends of the supporting stand columns. The two alcohol lamps are arranged at the two heating points; the rotation driving mechanism is used for driving the supporting stand column to rotate. And the air cooling mechanism is arranged at the cooling point. According to the automatic device for disinfecting and cooling the scalpel, the supporting stand column can be rotationally driven, so that the point positions where the four blade clamping mechanisms are located are switched at regular time, and finally, the heated and disinfected scalpel blade is automatically fed into the air cooling mechanism to be rapidly cooled, so that the disinfecting efficiency of the scalpel blade is improved; and the scalding danger possibly caused by manual handheld heating can be avoided, and automatic heating and cooling of the surgical blade are achieved.

An ultrasonic surgical tool (100) comprising a handpiece (20) and an ultrasonic surgical blade (10), wherein the handpiece (20) comprises a receptacle (22) for the ultrasonic surgical blade (10), the receptacle (22) being configured for transmitting ultrasonic vibrations from an ultrasonic transducer to the ultrasonic surgical blade (10) when the ultrasonic surgical blade (10) is operatively coupled to the receptacle (22), wherein the ultrasonic surgical blade (10) comprises a generally plane blade body (11) with a slot (1), wherein the plane blade body (11) extends, in a longitudinal direction of the ultrasonic surgical blade (10), between a proximal connection end (13) and a distal tip end (14) and comprises a proximally located fastening portion (12a) and a distally located working portion (12b), and wherein the slot (1) extends from the connection end (13) towards the tip end (14) so as to form the fastening portion (12a) of the blade body (11) with two proximally oriented prongs (15, 16).

The utility model relates to medical instrument technical field especially is a kind of scalpel quick replacement device, including handle, the outside of handle is provided with quick replacement assembly;The quick replacement assembly includes the scalpel plate slot of setting in the one end of handle, the middle part of scalpel plate slot is provided with irregular clamping block, the outer wall of irregular clamping block is embedded with scalpel, the middle part of scalpel is equipped with irregular slot, the inboard of one end of irregular slot close to handle is equipped with round groove, the inside of round groove is provided with connecting block, the side of connecting block is provided with spring, in the utility model, by designing a kind of scalpel quick replacement device, utilize the irregular slot of scalpel and be set in irregular clamping block middle part, by protruding clamping block and be set in irregular clamping block one end inside, fixed, simple structure, it is convenient to operate, it is convenient to scalpel quick replacement, to improve the speed of scalpel replacement scalpel.

The utility model relates to the technical field of medical instruments, and discloses a surgical knife blade production optical opening machine which comprises a supporting plate, the front end of the supporting plate is fixedly connected with a bearing frame, the upper end of the bearing frame is connected with a collecting plate in a clamped mode, and the front end of the supporting plate is connected with a first roller, a second roller and a third roller in a clamped mode. The center of the first roller is fixedly connected with a first roller shaft, the outer sides of the first roller and the second roller are in transmission connection with a first transmission belt, the surface of the third roller is sleeved with a second transmission belt, the upper end of the left side of the supporting plate is fixedly connected with a fixing plate, and a hole is formed in the center of the fixing plate. The supporting plate and the blocking plate are arranged on the front side and the rear side of the optical port assembly, and the collecting plate is fixedly connected to the lower end of the optical port assembly, so that the situation that residues and scrap iron splash in the optical port process is blocked, safety of workers is protected, and the collecting plate at the lower end bears the residues and scrap iron to facilitate cleaning and recycling. And the safety of the instrument is protected and the service life is prolonged.

1. The name of the design product: the head of the ultrasonic surgical knife. 2. The use of the design product: used with the ultrasonic surgical instrument, installed on the handle of the ultrasonic surgical instrument, cutting and polishing the bone and teeth during the process of oral surgery. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

In a dental implant surgery, bone grafting is needed due to insufficient bone mass, and periosteum tension reduction is needed during bone grafting, so that the minimally invasive periosteum tension reduction device is an instrument for periosteum minimally invasive tension reduction during dental implant, and aims to reduce the pain of a patient during periosteum tension reduction during implant and improve the operation convenience of a doctor. In the current oral implant surgery, the existing implant periosteum distension reduction instrument is only provided with a surgical blade clinically at present, and a doctor needs to add a vertical incision in the periosteum distension reduction process, so that the pain of a patient is greatly increased, the operation time of the doctor is greatly prolonged, and the operation difficulty of the doctor is also increased. According to the minimally invasive periosteum tension reducing instrument for oral implantation, vertical incisions of an implantation area are reduced, the direction and the movement track of a traditional scalpel are changed, the minimally invasive purpose is achieved, and the consequences that the vertical incisions of gingival mucosa are increased by the traditional scalpel and the soft tissue of a patient is excessively injured due to too deep cutting of the traditional scalpel are not brought to a doctor; compared with the prior art, the device has the advantages of being minimally invasive, reducing the pain of a patient, shortening the operation time, facilitating operation of a doctor, improving the operation efficiency, removing a vertical incision during periosteum tension reduction, reducing postoperative suture wound cracking, preventing the risk of infection caused by bone meal exposure, providing an effective solution for complex oral implant cases, and having a wide application prospect. And the treatment experience and satisfaction degree of the patient are improved.

The invention discloses a folding type composite magnetic sharp instrument box, and relates to the technical field of medical sharp instrument boxes, the folding type composite magnetic sharp instrument box comprises a top cover and a storage box, the inner side of the top cover is provided with a thread, and a first folding box is slidably sleeved with the storage box; by means of the foldable design of the storage box, the first folding box and the second folding box, the required storage space can be greatly reduced when the sharp instrument box is stored or transported, the transportation and storage cost is reduced, and when the sharp instrument box is applied clinically, the metal sharp instrument and the non-metal sharp instrument are separately stored, so that the sharp instrument box is convenient to use. Metal sharp instruments such as surgical blades, puncture needles and the like are automatically adsorbed from a disposal port through a built-in magnet partition plate, cross contamination caused by mixed placement is avoided, meanwhile, ergonomic characteristics are met, a swing opening type opening and closing structure is integrated with a safety locking device, zero exposure in the disposal process is ensured, and the infection probability of medical staff and waste disposal staff is reduced.