CN221061383U - Separation kit for damaged medical garbage sharp instrument - Google Patents

Abstract

The utility model discloses a separation kit of an invasive medical waste sharp instrument, which comprises the following components: an infectious medical waste cartridge; the sharp instrument separating device comprises a guide cylinder and an infusion apparatus separating mechanism, the guide cylinder is detachably connected with an infectious medical waste cylinder, the guide cylinder comprises a guide section, a top plate arranged at the top end of the guide section and a needle outlet tube arranged at the bottom end of the guide section, the size of the guide section is gradually reduced from top to bottom, and the infusion apparatus separating mechanism is arranged on the top plate; the sharp tool box is positioned below the infectious medical waste barrel, is detachably connected with the infectious medical waste barrel, and is provided with a needle inlet tube which is connected with the needle outlet tube in a plugging manner; and the tube sealing cover is used for covering the needle tube after the sharp instrument box is filled with the needle head and is detached from the infectious medical waste tube. The utility model can prevent the needle from rebounding outside the sharps box when the needle is put into the sharps box, can reduce the puncture injury of the needle, and can reduce the cut injury of medical staff by arranging the infusion apparatus separating mechanism on the guide cylinder.

Description

Separation kit for damaged medical garbage sharp instrument

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a separation kit of an injured medical garbage sharp tool.

Background

With the development of modern medical level, the safety problem in the medical process is more and more concerned and paid attention to. Needle stick injuries are one of the serious occupational risk factors faced by medical workers today. The needle stick injury can cause the transmission of blood-borne diseases, threaten the life health and occupational safety of medical staff, bring great mental and psychological stress to exponents, and bring heavy economic burden to medical and health institutions and exponents. The incidence rate of the needle-stick injury of nursing staff and the blood-borne diseases caused by the needle-stick injury are higher than that of other medical workers, and the nursing staff is a high-risk group for the needle-stick injury.

The links of the occurrence of the needle puncture include an injection process, a sharp device treatment process, a sleeve needle cap returning process, an injection needle pulling process, an intravenous catheter management process, a blood sampling process, a used needle head sorting process and the like; the research results in China show that the steps of returning the needle cap, removing the injection needle, arranging the used needle head, taking blood and the like are the most common links for the occurrence of needle puncture. And the needle of the transfusion system is one of the main devices for causing needle puncture, wherein the needle of the transfusion system comprises a scalp steel needle, an intravenous catheter needle and a vacuum blood taking needle.

With the development of the modern medical level, the safety problem in the medical process is more and more paid attention to, the needle of the used infusion apparatus needs to be placed into a sharps box, the sharps box is a disposable medical article, and after the sharps box is filled, the sharps box needs to be recovered by a medical waste disposal unit within 24 hours and completely and safely incinerated within 48 hours.

The current sharp instrument box is open-top's box body structure, and when using, there is a problem, and the bore setting of sharp instrument box is less, easily makes the syringe needle take place the wall built-up rebound outside the sharp instrument box when throwing into the sharp instrument box through the opening at sharp instrument box top.

In addition, the needle head and the infusion tube of the current infusion apparatus are separated by taking scissors from the medical staff in a laborious manner and then cutting the scissors by holding the scissors, so that the separation is inconvenient.

Disclosure of Invention

In view of the above problems, the present utility model provides a separation kit for an invasive medical waste sharps, which can prevent a needle from bouncing outside a sharps box when the needle is put into the sharps box, can reduce a needle puncture, and does not need to take scissors laboriously to separate the needle and a transfusion tube of a transfusion system.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an invasive medical waste sharps separation kit comprising:

an infectious medical waste cartridge;

The sharp tool separation device is arranged on one side of the infectious medical waste barrel; the sharp instrument separation device comprises a guide cylinder and an infusion apparatus separation mechanism; the guide cylinder is detachably connected with the infectious medical waste cylinder and comprises a guide section, a top plate arranged at the top end of the guide section and a needle outlet tube arranged at the bottom end of the guide section, and the cross section size of the guide section is gradually reduced from top to bottom; the infusion apparatus separating mechanism is arranged on the top plate and is used for separating a needle head and an infusion tube of the infusion apparatus;

A sharps box located below the infectious medical waste cartridge and the sharps box for collecting needles, the sharps box detachably connected to the infectious medical waste cartridge; the sharp instrument box is provided with a needle inlet tube corresponding to the needle outlet tube, and the needle inlet tube is connected with the needle outlet tube in a plugging manner;

And the tube sealing cover is used for being covered on the needle inlet tube after the sharp instrument box filled with the needle is detached from the infectious medical waste barrel so as to seal the needle inlet tube.

In one embodiment, the infusion apparatus separating mechanism is a linear cutting mechanism, the linear cutting mechanism comprises two cutting blades and a driving blade assembly, the two cutting blades are mounted on the top plate, and a cutting channel is formed between the two cutting blades; the cutter driving assembly is connected with at least one cutting blade and is used for driving the two cutting blades to be close.

In one embodiment, the two cutting blades are movable blades, and the two movable blades are connected with the driving blade assembly.

In one embodiment, the movable blade has a pulling plate portion; the knife driving assembly is a pull rope assembly, the pull rope assembly comprises pull rope structures, the number of the pull rope structures is equal to that of the movable blades, the pull rope structures are arranged in a one-to-one correspondence mode, the pull rope structures comprise pull ropes, guide wheels and knife driving elastic pieces, one ends of the pull ropes are connected with the pull plate parts, and the other ends of the pull ropes are located outside the guide cylinders; the stay cord bypasses the guide wheel, and the guide wheel is arranged between the pulling plate part and the cutting channel; the knife driving elastic piece is linked with the movable blades and is used for driving the movable blades to reset automatically after the external force of the pull rope is withdrawn, so that the two movable blades are far away from each other.

In one embodiment, the pull ropes of the two pull rope structures are directly connected to one end of the pull plate part, which is far away from the pull plate part.

In one embodiment, the pull rope assembly further comprises a pull handle, and the pull handle is connected with one end, far away from the pull plate, of the pull rope of the two pull rope structures.

In one embodiment, the sharps box is detachably connected with the infectious medical waste cartridge through a snap structure; the primary and secondary buckle structure comprises a primary buckle fixed on the infectious medical waste barrel and a secondary buckle arranged on the guide barrel, a slot is formed in the primary buckle, the upper end of the slot is open, and the secondary buckle comprises a mounting plate connected with the guide barrel, a plugboard matched with the slot and a connecting plate connected with the mounting plate and the plugboard; the mounting plate is positioned on one side of the female buckle; the plugboard is clamped and fixed in the slot.

In one embodiment, the sharps container is removably attached to the infectious medical waste cartridge by a locking mechanism; two cutting bars are arranged at the bottom end of the infectious medical waste barrel, extend along a first horizontal direction, are in the direction from the guide barrel to the infectious medical waste barrel, and are respectively positioned at two opposite sides of the infectious medical waste barrel along a second horizontal direction perpendicular to the first horizontal direction; the top of the edge tool box is provided with a mounting protrusion corresponding to each cutting, and the mounting protrusion extends along the first horizontal direction and is positioned on one side of the guide cylinder facing the infectious medical waste cylinder; one side of each of the two mounting protrusions facing each other is provided with a mounting long groove, and the mounting long grooves extend along a first horizontal direction; one end of the mounting protrusion, which is far away from the guide cylinder, is penetrated by the mounting long groove to form a groove inlet end; the two cutting bars are respectively inserted into the two mounting long grooves; the locking mechanism seals the inlet end of each of the slots.

In one embodiment, the inner wall of the tube sealing cover is provided with internal threads, and the outer wall of the needle inlet tube is provided with external threads matched with the internal threads.

An invasive medical waste sharps separation kit comprising:

an infectious medical waste cartridge;

The sharp tool separation device is arranged on one side of the infectious medical waste barrel; the sharp instrument separation device comprises a guide cylinder and an infusion apparatus separation mechanism; the guide cylinder is connected with the infectious medical waste cylinder and comprises a guide section and a top plate arranged at the top end of the guide section, the bottom end of the guide section is open to form a needle outlet, and the cross section size of the guide section is gradually reduced from top to bottom; the infusion apparatus separating mechanism is arranged on the top plate and is used for separating a needle head and an infusion tube of the infusion apparatus;

A sharps box located below the infectious medical waste cartridge and sharps separating device for collecting needles, the sharps box removably attached to the infectious medical waste cartridge; the sharp instrument box is abutted against the bottom end of the guide section, a needle inlet is formed in the sharp instrument box corresponding to the needle outlet, and the needle inlet is communicated with the needle outlet;

The sealing switch is arranged on the sharp instrument box and used for sealing the needle inlet when the sharp instrument box is full of needles.

The separation kit of the damaged medical garbage sharp instrument has the beneficial effects that:

According to the utility model, the infusion apparatus separating mechanism is arranged on the top plate of the guide cylinder, so that the needle head and the infusion tube of the infusion apparatus can be cut and separated through the infusion apparatus separating mechanism arranged on the top plate, a medical staff is not required to take out the needle head and the infusion tube of the infusion apparatus by hand with scissors, the infusion apparatus separating mechanism is very convenient, and the cut injury of the medical staff can be reduced; through setting up the cross section size of the guide section of guide cylinder from top to bottom and reducing gradually for the guide cylinder has the guide effect, so make the syringe needle that infusion set separating mechanism cut fall into in the guide cylinder, can get into smoothly in the sharp instrument box under the guide effect of guide cylinder, the shape setting of the narrow upper width in lower of guide cylinder moreover can play a fine barrier effect to the syringe needle that bounces after falling into sharp instrument box, make the syringe needle that falls into sharp instrument box be difficult for bouncing to sharp instrument box outside the barrier effect of guide cylinder and stab medical personnel, can reduce the emergence of needle stab.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of a separation kit for an invasive medical waste sharps according to a first embodiment of the present utility model;

FIG. 2 is a schematic perspective view of the infectious medical waste cartridge of FIG. 1;

FIG. 3 is an exploded view of the infectious medical waste cartridge shown in FIG. 2;

FIG. 4 is a schematic perspective view of the guide cylinder of FIG. 1 with the top plate removed;

FIG. 5 is a schematic view of an orientation of an assembly of the sharps unit of FIG. 1 including a top plate, an infusion set separation mechanism, an injector separation mechanism, and a chute closure plate;

FIG. 6 is a schematic view of another orientation of the assembly shown in FIG. 5;

FIG. 7 is a schematic view of the assembled body shown in FIG. 6 with the chute cover plate removed;

FIG. 8 is a schematic perspective view of the separating blade of FIG. 7;

FIG. 9 is a schematic perspective view of the snap structure of FIG. 1;

FIG. 10 is a schematic view of the female buckle and the male buckle of FIG. 9 in a separated state;

FIG. 11 is an exploded view of the assembly of the sharps container and locking mechanism of FIG. 1;

FIG. 12 is a schematic view of the access needle cannula covered by the cover after the sharps container is removed from the infectious medical waste cartridge;

fig. 13 is a schematic perspective view of a separation kit for an invasive medical waste sharps according to a second embodiment of the present utility model;

FIG. 14 is a schematic perspective view of the guide cylinder of FIG. 13 with the top cover removed;

FIG. 15 is an exploded view of the assembly of the sharps container and locking mechanism of FIG. 13;

FIG. 16 is an exploded view of the assembly of the sharps container and closure switch of FIG. 13;

Fig. 17 is a schematic perspective view of a separation kit for an invasive medical waste sharps according to a third embodiment of the present utility model;

FIG. 18 is a schematic view of an orientation of an assembly of a top plate, an infusion set separation mechanism, an injector separation mechanism, a first channel closure plate, and a second channel closure plate of the sharps separation device of FIG. 17;

FIG. 19 is a bottom view of the fitting body shown in FIG. 18;

FIG. 20 is a schematic view of a portion of the top plate of FIG. 19;

FIG. 21 is a schematic perspective view of the stationary blade of FIG. 19;

fig. 22 is a schematic perspective view of a separation kit for an invasive medical waste sharps according to a fourth embodiment of the present utility model;

fig. 23 is an exploded view of the sharp instrument separation device of fig. 22.

Detailed Description

The following description is of the preferred embodiments of the utility model, and is not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "connected to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 12, a separation kit for an invasive medical waste sharps according to a first embodiment of the present utility model includes an infectious medical waste canister 10, a sharps separation device, a sharps box 60, and a tube cover 80.

As shown in fig. 1, the infectious medical waste canister 10 is provided with a non-sharp tool delivery port 111; the sharp instrument separating device is arranged on one side of the infectious medical waste barrel 10 and is detachably connected with the infectious medical waste barrel 10; the sharp instrument separation device comprises a guide cylinder 20 and an infusion set separation mechanism; the guide cylinder 20 is provided with a guide section 21, a top plate 22 arranged on the top end of the guide section 21 and a needle outlet tube 23 arranged at the bottom end of the guide section 21, and the cross section size of the guide section 21 is gradually reduced from top to bottom; the infusion set separating mechanism is arranged on the top plate 22 and is used for separating the needle head and the infusion tube of the infusion set; the sharps box 60 is arranged corresponding to the infectious medical waste cartridge 10 and the sharps box 60 and is positioned below the infectious medical waste cartridge 10 and the sharps box 60 for collecting the needle; the sharp instrument box 60 is detachably arranged on the infectious medical waste barrel 10, so that the sharp instrument box 60 can be taken down from the infectious medical waste barrel 10, the sharp instrument box 60 is provided with a needle inlet tube 61 corresponding to the guide barrel 20, the needle inlet tube 61 is inserted into the needle outlet tube 23 and communicated with the needle outlet tube 23, and after a needle head cut by the infusion apparatus separating mechanism falls, the sharp instrument box 60 can pass through the guide barrel 20 under the guiding action of the guide section 21 and enter the sharp instrument box 60. The tube cover 80 is used to cover the access tube 61 after the sharps box 60 is filled with a needle and removed from the infectious medical waste cartridge 10 to enclose the access tube 61.

When in use, the tube sealing cover 80 is firstly removed from the needle inlet tube 61, the needle inlet tube 61 is opened, the sharp instrument box 60 is detachably arranged below the infectious medical waste barrel 10, the sharp instrument separating device is arranged on the infectious medical waste barrel 10, and the needle outlet tube 23 of the guide barrel 20 of the sharp instrument separating device is inserted into the needle inlet tube 61 of the sharp instrument box 60, so that the guide barrel 20 is communicated with the sharp instrument box 60; then cutting and separating the needle head and the infusion tube of the infusion set through the infusion set separating mechanism, and positioning the needle head of the infusion set in the guide cylinder 20 when cutting; after the needle head and the infusion tube of the infusion apparatus are cut off, the cut needle head falls into the guide cylinder 20 and sequentially passes through the needle outlet tube 23 and the needle inlet tube 61 to enter the sharps box 60 under the guide action of the guide section 21 of the guide cylinder 20, and the cut infusion tube is put into the infectious medical waste cylinder 10 through the non-sharps putting port 111. When the sharps box 60 is filled with the needle, the sharps separating device is firstly detached from the infectious medical waste cartridge 10, and then the sharps box 60 is detached from the infectious medical waste cartridge 10; after the sharps box 60 is removed, the tube cover 80 is covered into the needle tube 61 to prevent the needle from escaping from the needle tube 61 when the sharps box 60 is carried, and finally the covered sharps box 60 is carried away, and a new empty sharps box 60 is newly taken out, and the above operations are repeated. The infectious medical waste cartridge 10 can store other medical waste such as swabs and medical toilet paper in addition to an infusion tube of an infusion set.

According to the utility model, the infusion set separating mechanism is arranged on the top plate 22 of the guide cylinder 20, so that the needle head and the infusion tube of the infusion set can be separated through the infusion set separating mechanism arranged on the top plate, a medical staff is not required to take out the needle head and the infusion tube of the infusion set by hand with scissors, the convenience is realized, and the cut injury of the medical staff can be reduced; through setting up the cross section size of the guide section 21 of guide cylinder 20 and reducing from top to bottom for guide cylinder 20 has the guide effect, so make the syringe needle that infusion set separating mechanism cut fall into in the guide cylinder 20, can get into smoothly in sharp instrument box 60 under the guide effect of guide section 21 of guide cylinder 20, the shape setting of the narrow upper width in lower of guide cylinder 20 moreover can play a fine barrier effect to the syringe needle that bounces back after falling into sharp instrument box 60, make the syringe needle that falls into sharp instrument box 60 be difficult for popping out to sharp instrument box 60 outside the barrier effect of guide cylinder 20 stabbing medical personnel, can reduce the acupuncture, make medical personnel's life safety obtain the protection. The tube cover 80 corresponding to the needle inlet tube 61 of the sharps box 60 can cover the needle inlet tube 61 when the sharps box 60 is full of needles, and can prevent the needles from running from the needle inlet tube 61 to the sharps box 60 to hurt people when the sharps box 60 is carried. In addition, the sharp instrument box 60 is arranged to be detachably connected with the infectious medical waste barrel 10, so that the sharp instrument box 60 can be detached from the infectious medical waste barrel 10 after being filled with a needle, and a new empty sharp instrument box 60 can be installed on the infectious medical waste barrel 10, thereby enabling the infectious medical waste barrel 10 and the sharp instrument separating device to be reused and avoiding waste.

As shown in fig. 2 and 3, the infectious medical waste canister 10 includes a canister 11, a canister cover 12 and a rotating shaft 13, a non-sharp tool delivery opening 111 is formed at the top of the canister 11, the canister cover 12 is covered on the non-sharp tool delivery opening 111 and is connected with the canister 11 through the rotating shaft 13, the canister cover 12 is rotatably arranged relative to the canister 11 and can reset under the action of self gravity to seal the non-sharp tool delivery opening 111. When the separated non-needle structure (such as a transfusion tube of a transfusion device, an injection tube of a syringe and the like) is to be put into the cylinder 11, the cylinder cover 12 is pushed to rotate to open the non-sharp tool putting port 111, so that the non-needle structure can be put into the infectious medical waste cylinder 10, after the putting is finished, the pushing force applied to the cylinder cover 12 is removed, the cylinder cover 12 can be automatically reset under the action of self gravity, and foreign matters such as external water, dust and the like can be prevented from entering the infectious medical waste cylinder 10.

Further, two supporting protrusions 112 are formed on the top of the cylinder 11, and the two supporting protrusions 112 are respectively located at two sides of the cylinder 11 along a first horizontal direction, wherein the first horizontal direction is a direction from the guide cylinder 20 to the infectious medical waste cylinder 10; a non-sharp tool throwing opening 111 is formed between the supporting bulges 112, and the size of the non-sharp tool throwing opening 111 is gradually reduced from bottom to top; the cylinder sealing cover 12 is arranged corresponding to the non-sharp tool throwing port 111, the cylinder sealing cover 12 comprises two sealing plates 121, the upper ends of the two sealing plates 121 are connected, the lower ends of the two sealing plates 121 are far away from each other, the two sealing plates 121 are respectively positioned at two opposite sides of the cylinder 11 along a second horizontal direction perpendicular to the first horizontal direction, and are respectively matched with two opposite sides of the non-sharp tool throwing port 111 along the second horizontal direction so as to seal the non-sharp tool throwing port 111; two ends of the rotating shaft 13 are respectively connected with the two supporting protrusions 112 and penetrate through the connection parts of the two sealing plates 121.

In the present embodiment, as shown in fig. 4, the guide section 21 includes a riser 211, an arc plate 212 connecting the riser 211, and a flat plate 213 connecting the riser 211 and the arc plate 212. The riser 211 and the arcuate plate 212 enclose the guide cavity 24 of the guide section 21, the riser 211 being located between the arcuate plate 212 and the infectious medical waste cartridge 10. The flat plate 213 is positioned at the bottom end of the vertical plate 211; the needle outlet tube 23 is arranged on the flat plate 213 and is communicated with the guide cavity 24.

In this embodiment, the top plate 22 is detachably connected to the guide cylinder 20, so that the top plate 22 can be detached from the guide cylinder 20, and the infusion apparatus separating mechanism is convenient to mount on the top plate 22. In other possible embodiments, the top plate 22 may be integrally formed with the guide cylinder 20.

In this embodiment, the number of infusion set separation mechanisms is one. In other feasible embodiments, the number of the infusion set separating mechanisms is at least two, and the number of the infusion set separating mechanisms is at least two, so that on one hand, more than one nurse can conveniently operate the cutting and separating of the needle head and the infusion tube of the infusion set at the same time, and waiting is not needed; on the other hand, medical staff can operate the sharp tool separation of the infusion apparatus on different infusion apparatus separation mechanisms in a replaceable way, and the service life of each infusion apparatus separation mechanism can be prolonged.

As shown in the figure, in this embodiment, the infusion apparatus separating mechanism is a linear cutting mechanism 30, the linear cutting mechanism 30 includes two cutting blades and a driving blade assembly, the two cutting blades are mounted on the top plate 22, and a cutting channel 33 is formed between the two cutting blades, so that the infusion tube portion of the infusion apparatus adjacent to the needle can enter into the cutting channel 33; the driving knife component is connected with at least one cutting blade and is used for driving the two cutting blades to be close to each other so as to cut the infusion tube part of the infusion tube, which is close to the needle head, and the needle head and the infusion tube are cut and separated.

Preferably, the top plate 22 is provided with a needle insertion opening 221 communicating with the cutting passage 33, and the linear cutting mechanism 30 is located at the periphery of the needle insertion opening 221. The needle insertion opening 221 is arranged, so that the needle of the infusion apparatus is conveniently inserted into the guide cavity 24 of the guide cylinder 20, the needle firstly passes through the needle insertion opening 221 to enter the guide cavity 24 of the guide cylinder 20 before cutting, then the infusion tube part of the infusion apparatus adjacent to the needle is driven to enter the cutting channel 33, and then the two cutting blades are driven by the driving knife assembly to be adjacent to the infusion tube part of the infusion apparatus adjacent to the needle, so that the needle of the infusion apparatus and the infusion tube are separated. In other possible embodiments, the needle may be inserted directly into the guide cavity 24 of the guide cylinder 20 through the cutting channel 33 without providing the needle insertion opening 221 in the top plate 22, and after the needle is inserted into the guide cavity 24 of the guide cylinder 20, the infusion tube portion of the infusion set adjacent to the needle is located in the cutting channel 33, and then the two cutting blades are driven by the driving knife assembly to close to cut the infusion tube portion located in the cutting channel 33, so that the needle and the infusion tube of the infusion set are separated.

In this embodiment, the outer needle tube 23 is sleeved on the outer periphery of the needle inlet tube 61, so that the needle inlet tube 61 and the outer needle tube 23 are inserted. In other possible embodiments, the insertion of the outgoing needle cannula 23 into the incoming needle cannula 61 may be accomplished by embedding the outgoing needle cannula 23 into the incoming needle cannula 61.

In this embodiment, the two cutting blades are movable blades 31, and the two movable blades 31 are connected to the driving assembly.

The movable blade 31 is arranged on the top plate 22 in a sliding way; as shown in fig. 5 to 7, the movable blade 31 has a pulling plate portion 313; in this embodiment, the driving knife assembly is preferably a pull rope assembly 32, the pull rope assembly 32 includes a pull rope structure and pull handles 324, the number of the pull rope structure is equal to that of the movable blades 41, and the pull rope structure is arranged in a one-to-one correspondence manner, the pull rope structure includes a pull rope 321, a guide wheel 322 and a driving knife elastic piece 323, one end of the pull rope 321 is connected with a pull plate portion 313, and the other end is located outside the guide cylinder 20; the stay cord 321 bypasses the guide wheel 322, the guide wheel 322 is arranged between the pull plate part 313 and the cutting channel 33, and the arrangement is that when the stay cord 321 is pulled by external force, the stay cord 321 part positioned between the pull plate part 313 and the guide wheel 322 can generate a pulling force for driving the two movable blades 31 to be close to each other, so that the two movable blades 31 can be close to each other to cut the infusion tube; the driving elastic piece 323 is linked with the movable blade 31 and is used for driving the movable blade 31 to automatically reset after the external force applied to the pull rope 321 is withdrawn, so that the two movable blades 31 are far away from each other, and the infusion tube part of the next infusion apparatus, which is close to the needle head, can conveniently enter between the two movable blades 31; the circumference of the guide wheel 322 is provided with an annular rope groove, the annular rope groove and the guide wheel 322 are coaxially arranged, the pull rope 321 is positioned in the annular rope groove, and the annular rope groove can limit the pull rope 321 on the guide wheel 322, so that the pull rope 321 is not easy to separate from the guide wheel 322. The pull handle 324 is connected with one end of the pull rope 321 far away from the pull plate 313, so that a medical staff can hold the pull handle 324 to pull the pull rope 321 with the two pull rope structures at the same time, and the two movable blades 31 can be driven to synchronously move to be close to each other. The structure of the pull rope assembly 32 enables a medical staff to pull the pull rope 321 towards a direction away from the movable blade 31, so that the hand of the medical staff used for pulling the pull rope 321 can be away from the needle head of the infusion apparatus when the infusion apparatus is cut, and the hand of the medical staff can be further protected from being stabbed by the needle head to cause infection.

Specifically, the guide cylinder 20 further includes a chute sealing plate 25 mounted on the top plate 22; the movable blade 31 includes a movable cutting portion 311, an intermediate portion 312, a pull rod portion 314, and a pull plate portion 313; the middle part 312 connects the movable cutting part 311 and the pulling plate part 313; the movable cutting part 311 is positioned at one side of the middle part 312 facing the cutting passage 33; the pulling plate part 313 is positioned at one side of the middle part 312, which is opposite to the cutting channel 33; the top plate 22 is provided with a pull rod chute 222 corresponding to the pull rod portion 314, the opening of the pull rod chute 222 is sealed by a chute sealing plate 25, the chute sealing plate 25 is provided with a long perforation, and the long perforation extends along the length direction of the pull rod chute 222; one end of the pull rod portion 314 away from the middle portion 312 is slidably disposed in the pull rod sliding slot 222; one end of the pulling plate portion 313 is connected to the pulling rod portion 314, and the other end passes through the long through hole and is connected to the pulling rope 321.

In this embodiment, the opening of the pull rod chute 222 is downward, and correspondingly, the chute sealing plate 25 and the guide wheel 322 are both located below the top plate 22, and the pull rope 321 passes through the guide cylinder 20. This arrangement allows the top plate 22 to block the chute sealing plate 25 and the guide wheel 322 in the guide cylinder 20, and ensures that the chute sealing plate 25 and the guide wheel 322 are not exposed to affect the aesthetic appearance of the whole kit. Further, the guide wheel 322 is rotatably mounted on a support shaft 325 provided to the chute sealing plate 25. In other embodiments, the support shaft 325 for mounting the guide wheel 322 may be provided on the top plate 22.

The chute sealing plate 25 is detachably connected with the top plate 22. Further, in the present embodiment, the chute sealing plate 25 is connected by a snap-fit manner, and in other possible embodiments, the chute sealing plate 25 may be detachably connected to the top plate 22 by other manners, for example, the chute sealing plate 25 may be detachably connected to the top plate 22 by a screw.

In other possible embodiments, the pull handle 324 may be removed and the two pull cord structure pull cord 321 may be directly connected at an end remote from the pull plate portion 313. The two movable blades 31 are driven to be close by directly pulling the connection part of the pull ropes 321 of the two pull rope structures.

In this embodiment, the driving elastic member 323 is preferably a spring, and the driving elastic member 323 is disposed in the pull rod chute 222 and located at a side of the push rod 361 away from the middle portion 312. The blade driving elastic member 323 is in a compressed state when the pulling cord 321 pulls the movable blade 31 to move.

The sharp-separating apparatus further includes a syringe separating mechanism 40 mounted on the top plate 22 for separating the needle and syringe barrel of the syringe so that the sharp-separating apparatus can separate the needle and syringe barrel of the syringe in addition to the needle and syringe barrel of the infusion set.

Preferably, the syringe separation mechanism 40 is disposed at the periphery of the needle insertion port 221. When the needle of the syringe and the syringe barrel are to be separated, the needle of the syringe is firstly inserted into the guide cavity 24 of the guide barrel 20 through the needle insertion opening 221, then the syringe is moved to the position where the syringe separating mechanism 40 is located, and then the needle of the syringe and the syringe barrel are separated by the syringe separating mechanism 40; after the separation, the separated needle falls into the guide cylinder 20 and enters the sharps box 60 through the needle inlet 61a under the guide action of the guide cylinder 20, and the separated syringe is put into the infectious medical waste cartridge 10.

The number of the syringe separation mechanisms 40 can be one or more, and the number of the syringe separation mechanisms 40 is set to be more than one, so that on one hand, a plurality of nurses can conveniently and simultaneously separate the needle heads and the syringe barrels of the syringes, and on the other hand, medical staff can operate the sharp tool separation of the syringes on different syringe separation mechanisms 40 in a replaceable manner, and the service life of each syringe separation mechanism 40 can be prolonged.

An annular clamping groove part is formed at the connecting part of the needle head of the injector and the injector. As shown in fig. 5, the syringe separating mechanism 40 includes a separating blade 41 mounted on the top plate 22, a separating channel 411 allowing the annular clamping groove portion of the syringe to pass through is formed on the separating blade 41, the separating channel 411 includes a separating guide portion 4111 and a separating clamping portion 4112, the separating guide portion 4111 has a width larger than the annular clamping groove portion of the syringe, so that the annular clamping groove portion of the syringe can enter the separating clamping portion 4112 through the separating guide portion 4111, and the separating clamping portion 4112 is matched with the annular clamping groove portion of the syringe for clamping the annular clamping groove portion of the syringe. When the needle and the syringe barrel of the syringe are to be separated, the needle can pass through the separation guide portion 4111 to enter the guide cavity 24 of the guide barrel 20, then the annular clamping groove portion of the syringe is driven to enter the separation clamping portion 4112 along the separation guide portion 4111, the annular clamping groove portion of the syringe is clamped in the separation clamping portion 4112, then the syringe is rotated, the needle and the syringe barrel of the syringe can be separated, the separated needle falls into the guide barrel 20, and the separated syringe barrel can be put into the infectious medical waste barrel 10. Of course, the needle may also be inserted into the guide cylinder 20 by passing through the needle insertion opening 221, then driving the annular slot portion of the syringe to move to the position of the separation channel 411, and then driving the annular slot portion of the syringe to pass through the separation guide section 21 and enter the separation clamping portion 4112, in addition to passing through the separation guide portion 4111 of the separation channel 411 directly into the guide cylinder 20 before the needle is separated.

To facilitate replacement of the separating blade 41, the separating blade 41 is detachably mounted on the top plate 22. Specifically, the top plate 22 is provided with a mounting opening corresponding to the separating blade 41 and provided with a communication needle insertion opening 211, the separating blade 41 is mounted in the mounting opening, two opposite sides of the separating blade 41 are provided with separating mounting grooves 412, the top plate 22 parts positioned at two opposite sides of the mounting opening are respectively inserted into the separating mounting grooves 412, the separating blade 41 is locked on the top plate 22 through separating fastening screws 42, the separating blade 41 is provided with separating fastening screw holes 413 matched with the separating fastening screws 42 corresponding to the separating mounting grooves 412, the separating fastening screw holes 413 are vertically communicated with the separating mounting grooves 412, the fastening screws are equal to the separating fastening screw holes 413 in number and are arranged in one-to-one correspondence, and the separating fastening screws 42 are abutted against the top plate 22 after penetrating through the separating fastening screw holes 413 so as to clamp the top plate 22 between the separating fastening screws 42 and the separating blade 41. When the separation blade 41 is to be detached from the top plate 22, the separation fastening screw 42 is unscrewed.

Further, as shown in fig. 1, the sharps container 60 is detachably connected to the infectious medical waste cartridge 10 by a snap structure 50. Specifically, as shown in fig. 9 and 10, the snap-snap structure 50 includes a snap-snap 51 fixed to the infectious medical waste cartridge 10 and a snap-snap 52 mounted to the guide cartridge 20, a slot 511 is formed in the snap-snap 51, an upper end of the slot 511 is opened, and the snap-snap 52 includes a mounting plate 521 mounted to the flat plate 213 of the guide cartridge 20, a plugboard 522 matched with the slot 511, and a connection plate 523 connecting the mounting plate 521 and the plugboard 522; the mounting plate 521 is positioned on one side of the female buckle 51 close to the guide cylinder 20; insert plate 522 is snapped into slot 511. When the sharp tool separating device is to be detachably fixed on the infectious medical waste barrel 10 through the snap structure 50, the snap 51 and the snap 52 are firstly respectively installed on the vertical plates 211 of the infectious medical waste barrel 10 and the guide barrel 20, then the plugboard 522 of the snap 52 is inserted into the slot 511 from the upper end opening of the slot 511 of the snap 51, so that the plugboard 522 is clamped in the slot 511, and the needle outlet tube 23 of the guide barrel 20 is also inserted into the needle inlet tube 61 of the sharp tool box 60 while the plugboard 522 is clamped in the slot 511.

Further, a side of the female buckle 51 facing away from the infectious medical waste barrel 10 is provided with a limiting hole 512 communicated with the slot 511, an upper end of the limiting hole 512 is opened, a side of the insertion plate 522 facing the mounting plate 521 is provided with a limiting protrusion 524 which can be inserted into the limiting hole 512 when the insertion plate 522 is inserted into the slot 511, and the limiting protrusion 524 is matched with the limiting hole 512 and is clamped in the limiting hole 512. When the insertion plate 522 is inserted into the insertion slot 511 from the upper end opening of the insertion slot 511, the limit projection 524 is also inserted into the limit hole 512 from the upper end opening of the limit hole 512. The setting of the limiting hole 512 and the limiting protrusion 524 can increase the fastening area of the female buckle 51 and the male buckle 52, so that the connection between the male buckle 52 and the female buckle 51 can be further enhanced.

In the present embodiment, the female buckle 51 is fixed to the infectious medical waste cartridge 10 by means of adhesive; the sub-buckle 52 is also fixed to the vertical plate 211 of the guide cylinder 20 by means of adhesion. In other possible embodiments, the female buckle 51 may be detachably mounted to the infectious medical waste cartridge 10 by a screw, a bolt, or the like, and the male buckle 52 may be detachably mounted to the guide cartridge 20 by a screw, a bolt, or the like.

In other possible embodiments, the guide cartridge 20 may be removably attached to the infectious medical waste cartridge 10 without the snap-fit structure 50, alternatively, the guide cartridge 20 may be removably attached to the infectious medical waste cartridge 10 directly by screws or bolts, for example.

In other possible embodiments, the vertical plate 211 of the guide section 21 may be removed, the arc angle of the arc plate 212 may be set to 360 °, and the flat plate 213 may be disposed at the bottom end of the arc plate 212. Correspondingly, an arc groove matched with the arc plate 212 is arranged on one side of the mounting plate 521 of the sub-buckle 52 facing the guide cylinder 20, so that the mounting plate 521 of the sub-buckle 52 can be well attached to the arc plate 212 of the guide cylinder 20.

Further, in order to make it clear whether the needle collected in the sharps box 60 is fully retracted, a long strip observation port extending along the first horizontal direction may be provided on the side wall of the sharps box 60, the long strip observation port is located at a designated height, and an observation window is installed in the long strip observation port for observing the needle, and if the needle has reached the position of the long strip observation window, it is indicated that the sharps box 60 is fully retracted, at this time, the sharps box 60 may be detached from the infectious medical waste container 10, and the needle inlet tube 61 is covered by the cover 12.

In this embodiment, the sharps container 60 is removably attached to the infectious medical waste cartridge 10 by a locking mechanism. Specifically, as shown in fig. 2, two cutting strips 113 are provided at the bottom end of the infectious medical waste canister 10, and the two cutting strips 113 extend along the first horizontal direction and are respectively located at two opposite sides of the infectious medical waste canister 10 along the second horizontal direction. As shown in fig. 11, the top of the sharps box 60 is provided with a mounting projection 62 corresponding to each of the cutting 113, the mounting projection 62 extending in the first horizontal direction and being located on the side of the guide cylinder 20 facing the infectious medical waste cylinder 10; the two mounting bosses 62 are each provided with a mounting long groove 621 on one side facing each other, the mounting long grooves 621 extending in the first horizontal direction; one end of the mounting boss 62, which is remote from the guide cylinder 20, is penetrated by a mounting slot 621 forming a slot inlet end 622; the two cutting 113 are respectively inserted into the two mounting long slots 621; the locking mechanism seals the slot entrance end 622 to lock the two inserts 113 of the infectious medical waste cartridge 10 into the mounting slots 621 of the two mounting bosses 62, respectively, to achieve the detachable connection of the infectious medical waste cartridge 10 and the sharps box 60. When the sharps container 60 is full of needles and needs to be removed from the infectious medical waste container 10, the locking mechanism is released from the sealing of the inlet ends 622 of the two grooves 621, and the infectious medical waste container 10 is pulled towards the direction from the guide container 20 to the infectious medical waste container 10 until the cutting 113 of the infectious medical waste container 10 is completely pulled out of the groove 621, so that the sharps container 60 can be removed very conveniently.

Further, the locking mechanism comprises two sealing groove assemblies 70, the two sealing groove assemblies 70 are arranged in one-to-one correspondence with the installation long groove 621, the sealing groove assemblies 70 comprise sealing heads 71, the sealing heads 71 comprise limiting blocks 711 and locking blocks 712 which are connected, and the limiting blocks 711 are positioned on one side of the installation protrusions 62 far away from the guide cylinder 20; the lock block 712 snaps into the slot entrance end 622. When the sharps box 60 is to be detachably mounted on the infectious medical waste cartridge 10, the two cutting 113 of the infectious medical waste cartridge 10 are pushed into the two mounting elongated slots 621 from the slot inlet ends 622 of the two mounting elongated slots 621, and then the locking blocks 712 of the seal heads 71 of the two seal assemblies 70 are respectively clamped in the slot inlet ends 622 of the two mounting elongated slots 621, so that the two cutting 113 is locked in the mounting elongated slots 621 of the sharps box 60. When the sharps container 60 is to be removed from the infectious medical waste cartridge 10, the locking pieces 712 of the respective slot sealing assemblies 70 are respectively pulled out from the slot entrance ends 622 of the corresponding mounting slots 621, and the cutting 113 of the infectious medical waste cartridge 10 is pulled out from the mounting slots 621.

Further, the sealing groove assembly 70 further comprises a hanging strip 72, one end of the hanging strip 72 is connected with the infectious medical waste barrel 10, and the other end is connected with a limiting block 711 of the sealing head 71. The hanging strip 72 is arranged, so that on one hand, medical staff can pull out the locking block 712 of the seal head 71 from the groove inlet end 622 in the installation long groove 621 in a labor-saving manner through the hanging strip 72, and on the other hand, the pull rope 321 can hang the seal head 71 after the locking block 712 of the seal head 71 is pulled out from the groove inlet end 622 in the installation long groove 621, so that the loss of the seal head 71 is avoided.

In other possible embodiments, the end of the mounting protrusion 62 away from the guide cylinder 20 may be protruded from the sharps box 60 in the direction from the guide cylinder 20 to the infectious medical waste cylinder 10, the seal head 71 is configured to be a cover shape, and then the seal head 71 is sleeved on the end of the mounting protrusion 62 away from the guide cylinder 20, so that the cutting 113 is locked in the mounting slot 621.

In other possible embodiments, two cutting bars 113 and two mounting protrusions 62 may be provided to extend along the second horizontal direction, the two cutting bars 113 being respectively located at opposite sides of the infectious medical waste cartridge 10 along the first horizontal direction, and the slot inlet ends 622 of the two mounting protrusions 62 being correspondingly provided, so that the two cutting bars 113 of the infectious medical waste cartridge 10 can be respectively inserted into the mounting slots of the two mounting protrusions 62 through the slot inlet ends 622 of the two mounting protrusions 62.

In this embodiment, when the sharps container 60 is detached from the infectious medical waste container 10, the tube cover 80 is sleeved outside the needle inlet tube 61, and the tube cover 80 and the needle inlet tube 61 may be connected by screw fit or interference fit. If threaded, internal threads may be provided on the inner wall of the tube cover 80 and external threads may be provided on the outer wall of the needle inlet tube 61.

Examples

As shown in fig. 13 to 16, the present embodiment is different from the first embodiment in that: removing the needle outlet tube 23 of the guide cylinder 20, arranging a needle inlet 61a on the sharps box 60 to replace the needle inlet tube 61, abutting the bottom end of the guide section 21 of the guide cylinder 20 against the top side of the sharps box 60, and forming a needle outlet by opening the bottom end of the guide section 21 of the guide cylinder 20, wherein the size of the needle outlet is smaller than or equal to that of the needle inlet 61a, so that a needle can smoothly fall into the sharps box 60 from the guide cylinder 20; a closure switch 90 is provided on the sharps container 60 in place of the closure 12. The closure switch 90 is used to close the needle inlet 61a when the sharps container 60 is full.

When the infusion apparatus is used, the sealing switch 90 is firstly adjusted to be in a state of opening the needle inlet 61a of the sharps box 60, then the infusion apparatus is cut through the infusion apparatus separating mechanism, so that the needle head and the pipeline of the infusion apparatus can be separated, the cut needle head falls into the guide cylinder 20, and sequentially passes through the needle outlet formed at the bottom end of the guide section 21 and the needle inlet 61a at the top side of the sharps box 60 to enter the sharps box 60 under the guide action of the guide cylinder 20, and the cut infusion tube is put into the infectious medical waste cylinder 10. When the sharps container 60 is filled with the needle, the sealing switch 90 is adjusted to close the needle inlet 61a of the sharps container 60, so that the needle is prevented from running out of the needle inlet 61a when the sharps container 60 is carried, and finally the sharps container 60 filled with the needle is removed from the infectious medical waste container 10 for disposal, and a new empty sharps container 60 is reinstalled on the infectious medical waste container 10.

Further, as shown in fig. 16, the sealing switch 90 includes a switch plate 91, a pushing frame and a driving plate elastic member 95, the switch plate 91 is movably installed in the sharps box 60 corresponding to the needle inlet 61a, the pushing frame includes a pushing shaft 92 and a pushing plate 93, one end of the pushing shaft 92 is connected with the switch plate 91, the other end of the pushing shaft 92 passes through one end of the sharps box 60 far away from the locking mechanism and extends out of the sharps box 60, the pushing plate 93 is installed on one end of the rotating shaft 13 located out of the sharps box 60, a clamping protrusion 94 is formed on one side of the pushing plate 93 facing the sharps box 60, a clamping hole 63 is formed on the sharps box 60 corresponding to the clamping protrusion 94, and the clamping protrusion 94 is clamped in the clamping hole 63 when the switch plate 91 seals the needle inlet 61 a; the driving plate elastic member 95 is linked with the pushing frame and is used for driving the switch plate 91 to automatically reset to be far away from the needle inlet 61a after the clamping protrusion 94 is separated from the clamping hole 63 so as to open the needle inlet 61a. When the sharps container 60 is in the state of collecting the needles, the engaging protrusion 94 is disengaged from the engaging hole 63, the driving plate elastic member 95 is in a natural extension state, and the sealing plate 121 is separated from the needle inlet 61a under the force of the driving plate elastic member 95 and is located at one side of the needle inlet 61a close to the push plate 93. When the sharps box 60 is fully retracted with the needles, the driving push plate 93 overcomes the elastic force of the driving plate elastic member 95 to push the switch plate 91 to move towards the needle inlet 61a until the clamping protrusion 94 is completely clamped in the clamping hole 63, and at the moment, the sealing plate 121 also moves to a position for sealing the needle inlet 61a, so that the needles are prevented from running out of the needle inlet 61a to stab medical staff when the sharps box 60 is detached from the infectious medical waste barrel 10.

In this embodiment, the driving plate elastic member 95 is preferably a spring, and the driving plate elastic member 95 is located between the push plate 93 and the sharps box 60 and is sleeved on the push rod 361.

Examples

As shown in fig. 17 to 21, the present embodiment is different from the first embodiment in that: one of the two cutting blades is a movable blade 31, the other cutting blade is a fixed blade 34, and the fixed blade 34 is detachably arranged on the top plate 22; the movable blade 31 is connected with the driving blade assembly and is used for being drawn towards the fixed blade 34 under the driving of the driving blade assembly, so that the cutting function of the infusion apparatus is realized.

In this embodiment, the knife driving assembly is selected as the pusher assembly 36. Specifically, as shown in fig. 18, the guide cylinder 20 further includes a first guide slot sealing plate 26 and a second guide slot sealing plate 27, where the first guide slot sealing plate 26 and the second guide slot sealing plate 27 are detachably mounted on the top plate 22. As shown in fig. 19, the movable blade 31 includes a movable cutting portion 311, an intermediate portion 312, and a guide bar portion 315, the intermediate portion 312 being connected between the movable cutting portion 311 and the guide bar portion 315; the movable cutting portion 311 is located on a side of the intermediate portion 312 facing the cutting channel 33, and the guide bar portion 315 is located on a side of the intermediate portion 312 facing away from the cutting channel 33. In the present embodiment, the pushing frame assembly 36 includes a push rod 361, a push handle 362, and a driving rod elastic member 363, where the push rod 361 is connected to the middle portion 312 and is located on a side of the middle portion 312 facing away from the cutting channel 33; as shown in fig. 20, the top plate 22 is provided with a push rod guide groove 223 and a guide rod guide groove 224 corresponding to the push rod 361 and the guide rod portion 315, and the notch of the push rod guide groove 223 and the guide rod guide groove 224 is sealed by the first guide groove sealing plate 26 and the second guide groove sealing plate 27, respectively. Referring to fig. 18 again, one end of the push rod 361 away from the middle portion 312 passes through the push rod guiding slot 223 and extends out of the top plate 22, and is connected with the push rod 362; one end of the guide rod portion 315, which is far away from the middle portion 312, is slidably disposed in the guide rod guiding slot 224; each guide bar guide slot 224 is internally provided with a driving bar elastic piece 363, and the driving bar elastic piece 363 is linked with the guide bar part 315 and is used for driving the movable blade 31 to automatically reset and be far away from the fixed blade 34 when the push bar 361 is not stressed.

When the connecting part of the needle head and the infusion tube of the infusion apparatus moves into the cutting channel 33, the push handle 362 is held by hand to apply pushing force to the push rod 361, the push rod 361 overcomes the elastic force of the drive rod elastic piece 363 to push the movable blade 31 to move towards the fixed blade 34 under the pushing force, and when the movable blade 31 and the fixed blade 34 are completely closed, the needle head and the infusion tube are cut and separated; after the cutting is completed, the push handle 362 is released, and the movable blade 31 automatically resets away from the fixed blade 34 under the elastic restoring force of the driving lever elastic member 363.

In the present embodiment, the openings of the push rod guide groove 223 and the guide rod guide groove 224 are each provided upward. In other possible embodiments, the openings of the push rod guide groove 223 and the guide rod guide groove 224 may also be arranged downward.

As shown in fig. 21, each fixed blade 34 includes a cutting attachment portion 341 attached to the top plate 22 and a fixed cutting portion 343. The fixed cutting part 343 is connected to the cutting mounting part 341 and is located at a side of the cutting mounting part 341 facing the cutting passage 33.

To facilitate replacement of the fixed blade 34, the cutting mount 341 is detachably mounted on the top plate 22. Specifically, a side of the cutting installation portion 341 facing away from the cutting channel 33 is provided with a cutting installation groove 342, and a portion of the top plate 22 corresponding to the cutting installation portion 341 is inserted into the cutting installation groove 342. The cut mounting portion 341 is locked to the top plate 22 by the cut fastening screw 35.

Further, the cutting fastening screw 35 is located above the top plate 22, and the cutting fastening screw 35 abuts against the top plate 22 after passing through the cutting installation portion 341, so as to clamp the top plate 22 between the cutting fastening screw 35 and the cutting installation portion 341, and the cutting fastening screw 35 is in threaded fit connection with the cutting installation portion 341. The fixed blade 34 is removed from the top plate 22 by unscrewing the cutting tightening screw 35.

In other possible embodiments, the push handle 362 may be eliminated. Pushing the movable blade 31 toward the fixed blade 34 is achieved by directly exerting a force on the push rod 361.

Examples

As shown in fig. 22 and 23, the present embodiment is different from the first embodiment in that: the top plate 22 is provided with a cutting guide passage 225 for communicating with the needle insertion port 221; the infusion apparatus separating mechanism is a scissor type cutting mechanism 30a, the scissor type cutting mechanism 30a is located below the top plate 22, the scissor type cutting mechanism 30a comprises a first shearing member 31a, a second shearing member 32a, a connecting shaft 33a, a first torsion spring (not shown in the figure) and a second torsion spring (not shown in the figure), and the first shearing member 31a and the second shearing member 32a are arranged in a crossed manner and are rotatably connected through the connecting shaft 33 a; the first shear 31a includes a first handle portion 311a and a first shear 312a connected; the second shear member 32a includes a second handle portion 321a and a second shear portion 322a connected; the first torsion spring and the second torsion spring are both sleeved on the rotating shaft 13, the first torsion spring is linked with the first shearing member 31a and the connecting shaft 33a, the second torsion spring is linked with the second shearing member 32a and the connecting shaft 33a, the first handle portion 311a and the second handle portion 321a are both positioned on the same side of the connecting shaft 33a and are both positioned outside the guide cylinder 20, and the first shearing portion 312a and the second shearing portion 322a are both positioned in the guide cylinder 20 and are respectively positioned on two opposite sides of the cutting guide channel 225. The guide cylinder 20 is provided with a yielding groove 214 at the connecting position corresponding to the first shearing member 31a and the second shearing member 32a, the connecting position of the first shearing member 31a and the second shearing member 32a is positioned in the yielding groove 214, and the rotating shaft 13 is also positioned in the yielding groove 214 and connects the top plate 22 and the guide cylinder 20.

When the infusion set is cut, the needle head of the infusion set passes through the needle insertion opening 221 to enter the guide cavity 24, then the infusion set is driven to move, the infusion set is adjacent to the infusion tube part of the needle head to enter the guide channel, after the infusion tube of the infusion set moves in place in the guide channel, the first torsion spring and the second torsion spring are overcome to drive the first handle part 311a and the second handle part 321a to be close together, the first shearing part 312a and the second shearing part 322a are also close together along with the closing of the first handle part 311a and the second handle part 321a to cut the infusion tube part below the top plate 22, and when the first shearing part 312a and the second shearing part 322a are completely closed, the needle head of the infusion set and the infusion tube can be cut and separated. After the cutting is finished, the first handle portion 311a and the second handle portion 321a are loosened, and the first torsion spring and the second torsion spring respectively drive the first shearing member 31a and the second shearing member 32a to reset automatically, so that the first handle portion 311a and the second handle portion 321a are separated, and meanwhile, the first shearing portion 312a and the second shearing portion 322a are also separated, so that labor is saved.

In order to smoothly separate the needle of the infusion set from the infusion tube by the first shearing portion 312a and the second shearing portion 322a, the clearance distance between the blade of the first shearing portion 312a and the blade of the second shearing portion 322a in the height direction of the guide cylinder 20 is not more than 0.5mm.

The cutting guide channel 225 includes a cutting guide 2251 and a cutting stop 2252; the cutting guide 2251 communicates with the needle insertion opening 221 and the cutting stopper 2252, and the size of the cutting guide 2251 gradually decreases toward the cutting stopper 2252 but is larger than the cross-sectional size of the infusion tube of the infusion set so that the portion of the infusion tube of the infusion set adjacent to the needle can be quickly and smoothly introduced into the cutting stopper 2252 under the guiding action of the cutting guide 2251; the cutting stop 2252 mates with the tubing of the infusion set so that the portion of the infusion set adjacent the needle does not move in a horizontal direction after entering the cutting stop 2252.

In other possible embodiments, the first torsion spring and the second torsion spring may be eliminated and the first cutout 312a and the second cutout 322a may be separated directly by manual actuation.

In other possible embodiments, the needle insertion port 221 may be removed, allowing the needle of the syringe to move directly through the cutting guide channel 225 to below the top plate 22 and allowing the infusion set to enter the cutting guide channel 225 adjacent the infusion tube site of the needle.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims (10)

1. A lesion medical waste sharps separation kit, comprising:

an infectious medical waste cartridge;

The sharp tool separation device is arranged on one side of the infectious medical waste barrel; the sharp instrument separation device comprises a guide cylinder and an infusion apparatus separation mechanism; the guide cylinder is detachably connected with the infectious medical waste cylinder and comprises a guide section, a top plate arranged at the top end of the guide section and a needle outlet tube arranged at the bottom end of the guide section, and the cross section size of the guide section is gradually reduced from top to bottom; the infusion apparatus separating mechanism is arranged on the top plate and is used for separating a needle head and an infusion tube of the infusion apparatus;

A sharps box located below the infectious medical waste cartridge and the sharps box for collecting needles, the sharps box detachably connected to the infectious medical waste cartridge; the sharp instrument box is provided with a needle inlet tube corresponding to the needle outlet tube, and the needle inlet tube is connected with the needle outlet tube in a plugging manner;

And the tube sealing cover is used for being covered on the needle inlet tube after the sharp instrument box filled with the needle is detached from the infectious medical waste barrel so as to seal the needle inlet tube.

2. The separation kit of the invasive medical waste sharps according to claim 1, wherein the infusion set separation mechanism is a linear cutting mechanism, the linear cutting mechanism comprises two cutting blades and a driving blade assembly, the two cutting blades are mounted on the top plate, and a cutting channel is formed between the two cutting blades; the cutter driving assembly is connected with at least one cutting blade and is used for driving the two cutting blades to be close.

3. The invasive medical waste sharps separation kit of claim 2 wherein both of said cutting blades are movable blades, both of said movable blades being connected to said blade driving assembly.

4. The invasive medical waste sharps kit according to claim 3, wherein the movable blade has a pulling plate portion; the knife driving assembly is a pull rope assembly, the pull rope assembly comprises pull rope structures, the number of the pull rope structures is equal to that of the movable blades, the pull rope structures are arranged in a one-to-one correspondence mode, the pull rope structures comprise pull ropes, guide wheels and knife driving elastic pieces, one ends of the pull ropes are connected with the pull plate parts, and the other ends of the pull ropes are located outside the guide cylinders; the stay cord bypasses the guide wheel, and the guide wheel is arranged between the pulling plate part and the cutting channel; the knife driving elastic piece is linked with the movable blades and is used for driving the movable blades to reset automatically after the external force of the pull rope is withdrawn, so that the two movable blades are far away from each other.

5. The separation kit of claim 4, wherein the two pull cords of the pull cord structure are directly connected at an end of the pull plate portion remote from the pull cord.

6. The invasive medical waste sharps separation kit according to claim 4, wherein the pull cord assembly further comprises a pull handle connecting two pull cords of the pull cord structure to an end of the pull cord distal from the pull plate portion.

7. The invasive medical waste sharps separation kit of claim 1 wherein said sharps container is removably attached to an infectious medical waste cartridge by a snap-on structure; the primary and secondary buckle structure comprises a primary buckle fixed on the infectious medical waste barrel and a secondary buckle arranged on the guide barrel, a slot is formed in the primary buckle, the upper end of the slot is open, and the secondary buckle comprises a mounting plate connected with the guide barrel, a plugboard matched with the slot and a connecting plate connected with the mounting plate and the plugboard; the mounting plate is positioned on one side of the female buckle; the plugboard is clamped and fixed in the slot.

8. The invasive medical waste sharps kit of claim 1 wherein said sharps cartridge is removably attached to said infectious medical waste cartridge by a locking mechanism; two cutting bars are arranged at the bottom end of the infectious medical waste barrel, extend along a first horizontal direction, are in the direction from the guide barrel to the infectious medical waste barrel, and are respectively positioned at two opposite sides of the infectious medical waste barrel along a second horizontal direction perpendicular to the first horizontal direction; the top of the edge tool box is provided with a mounting protrusion corresponding to each cutting, and the mounting protrusion extends along the first horizontal direction and is positioned on one side of the guide cylinder facing the infectious medical waste cylinder; one side of each of the two mounting protrusions facing each other is provided with a mounting long groove, and the mounting long grooves extend along a first horizontal direction; one end of the mounting protrusion, which is far away from the guide cylinder, is penetrated by the mounting long groove to form a groove inlet end; the two cutting bars are respectively inserted into the two mounting long grooves; the locking mechanism seals the inlet end of each of the slots.

9. The separation kit for the damaged medical waste sharp instrument according to claim 1, wherein the inner wall of the tube sealing cover is provided with internal threads, and the outer wall of the needle inlet tube is provided with external threads matched with the internal threads.

10. The utility model provides a damage medical waste sharp instrument separation external member which characterized in that:

an infectious medical waste cartridge;

The sharp tool separation device is arranged on one side of the infectious medical waste barrel; the sharp instrument separation device comprises a guide cylinder and an infusion apparatus separation mechanism; the guide cylinder is connected with the infectious medical waste cylinder and comprises a guide section and a top plate arranged at the top end of the guide section, the bottom end of the guide section is open to form a needle outlet, and the cross section size of the guide section is gradually reduced from top to bottom; the infusion apparatus separating mechanism is arranged on the top plate and is used for separating a needle head and an infusion tube of the infusion apparatus;

A sharps box located below the infectious medical waste cartridge and sharps separating device for collecting needles, the sharps box removably attached to the infectious medical waste cartridge; the sharp instrument box is abutted against the bottom end of the guide section, a needle inlet is formed in the sharp instrument box corresponding to the needle outlet, and the needle inlet is communicated with the needle outlet;

The sealing switch is arranged on the sharp instrument box and used for sealing the needle inlet when the sharp instrument box is full of needles.