CN113413513B

CN113413513B - Medical syringe with harmless treatment function

Info

Publication number: CN113413513B
Application number: CN202110495022.XA
Authority: CN
Inventors: 任楚宇
Original assignee: Shandong Hengzhi Medical Device Technology Co ltd
Current assignee: Shandong Hengzhi Medical Device Technology Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-12-13
Anticipated expiration: 2041-05-07
Also published as: CN113413513A

Abstract

The invention discloses a medical injector with a harmless treatment function, which belongs to the field of medical injectors and is characterized in that in the use process, different from the use and treatment of the traditional injector, the scheme is additionally provided with inactivation pretreatment, and the disinfection water stored in a filling cavity is utilized to inactivate the interior of the injector, so that the activity of various medical pollutions such as bacteria, viruses, antibiotics and the like possibly infected by the injector in the use process is greatly reduced, even if a small amount of the injector is improperly treated in the step of unified recovery and the phenomena such as loss and the like occur, the medical pollution can be prevented from being diffused in a large scale through rapid reaction treatment, the timely inactivation pretreatment can be carried out on the used medical injector, the activity of bacterial colonies and viruses infected in the use process of the medical injector can be reduced, the infection capacity of the medical injector can be reduced, the medical injector can be scattered in time, and the medical pollution can be avoided.

Description

Medical syringe with harmless treatment function

Technical Field

The invention relates to the field of medical injectors, in particular to a medical injector with a harmless treatment function.

Background

The syringe is a common medical appliance, and the appearance of the syringe is an epoch-making revolution in the field of medical appliances. This process of drawing, injecting gas or liquid with a needle is called injection. The injector consists of a syringe with a small hole at the front end and a matched piston core rod, and is used for injecting a small amount of liquid or extracting the liquid or the liquid from areas which cannot be accessed by other methods, wherein the liquid or gas is sucked from the small hole at the front end of the syringe when the core rod is extracted, and the liquid or gas is extruded when the core rod is pushed in.

For safety and hygiene, the prior medical syringes are all disposable articles, and the using steps are as shown in fig. 9: the preparation and the molding need to be disinfected and hermetically packaged to ensure the safety of the injection syringe, and after the injection syringe is used, a professional person needs to perform uniform recovery for pollution-free treatment, after the injection syringe is thoroughly sterilized, the injection syringe made of the original plastic material is melted and then injection molded to produce a new injection syringe.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a medical injector with a harmless treatment function, which can reduce the activity of bacterial colonies and viruses infected in the using process of the medical injector, reduce the infection capacity of the medical injector, timely cause accidents such as scattering of the medical injector and the like, is not easy to cause medical pollution and is not easy to cause safety accidents by carrying out timely inactivation pretreatment on the used medical injector.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a medical syringe with innocent treatment function, includes the syringe barrel, the syringe barrel includes pipe shaft and injection orifice, sliding connection has with self assorted sealing piston in the syringe barrel, the upper end fixedly connected with connecting rod of sealing piston, the one end that sealing piston was kept away from to the connecting rod runs through the syringe barrel and extends to the outside of syringe barrel, the one end fixedly connected with push pedal of sealing piston is kept away from to the connecting rod, the lower extreme fixedly connected with sealing plug of push pedal, the sealing plug cover is established in the outside of connecting rod and with connecting rod fixed connection, the syringe barrel is gone up and is glued the locking pad, the locking pad is located the one end that the syringe barrel is close to the push pedal, and the locking pad overlaps and establishes in the outside of connecting rod, a plurality of cutting blade of fixedly connected with in the syringe barrel, it is a plurality of cutting blade all is located one side that sealing piston kept away from the connecting rod, it has filled the chamber to bore in the sealing piston, it is filled with excessive sterile water to fill the intracavity, can reduce the activity of bacterial colony and the virus that infects in the medical syringe use in the in-time, reduces its infectious capacity, the accident such as the medical syringe appears in time, also is difficult for the medical syringe to cause the incident.

Furthermore, the inner wall of the filling cavity is fixedly connected with a reinforcing net matched with the filling cavity, the reinforcing net has a tendency of inward contraction, the whole sealing piston has a tendency of outward expansion under the combined action of the reinforcing net and the excessive disinfectant in the filling cavity, and the reinforcing net can increase the strength of the sealing piston, so that the sealing piston is not easily propped by the disinfectant in the filling cavity.

Furthermore, the reinforcing net is formed by weaving a plurality of high-toughness rope-shaped materials, and the rope-shaped materials are formed by twisting a plurality of elastic fibers, so that the overall strength of the reinforcing net is improved, and the sealing piston is not easy to break and lose efficacy.

Furthermore, the red pigment is doped in the sterilized water, the syringe barrel is made of transparent materials, and whether the sterilized water leaks or not can be judged through the red pigment in the sterilized water, so that medical accidents caused by misuse are avoided.

Furthermore, be connected with the non-setting adhesive between locking pad and the syringe barrel, and the type that easily tears is chooseed for use to the non-setting adhesive, the chisel has prefabricated notch on the locking pad, under the prerequisite that does not influence the normal work of locking pad, makes things convenient for medical personnel to tear the locking pad from the push pedal.

Furthermore, an elastic cavity is formed in the stop pad in a chiseled mode, air-hardening cementing materials are filled in the elastic cavity, after the stop pad is torn down, the injection hole of the syringe barrel can be aligned to the stop pad to be stabbed, the local part of the stop pad and part of the air-hardening cementing materials are sealed in the injection hole, the injection hole is sealed, and therefore a large amount of disinfectant is prevented from leaking.

Furthermore, the upper end and the lower end of the stop pad are both provided with prefabricated ring grooves matched with the injection holes in a chiseled mode, and therefore medical staff can conveniently align to stab.

Further, be provided with in the elasticity intracavity with prefabricated annular position assorted elasticity skeleton, the elasticity skeleton includes that a plurality of elasticity quarter butt are constituteed, and is a plurality of the equal fixed connection of overlap joint of stereoplasm quarter butt, the one end and the elasticity chamber fixed connection that elasticity skeleton is close to elasticity intracavity wall, the structural strength that the locking was filled up can be increased to the elasticity skeleton, and when medical personnel stab the injection hole alignment of syringe pipe section of thick bamboo, the locking is filled up and is difficult for taking place excessive deformation under the exogenic action, and difficult air rigid gelled material that causes the entering in the injection hole is too little, is difficult for influencing the sealed effect of injection hole.

Furthermore, it is a plurality of the elasticity quarter butt is hollow structure, every the elasticity quarter butt all with be no less than four other elasticity quarter butt fixed connection, it is a plurality of adjacent tie point evenly distributed on the elasticity quarter butt between the elasticity quarter butt increases the whole toughness of elasticity skeleton for the elasticity skeleton is difficult for taking place the fracture under the effect of syringe barrel, is difficult for causing the elasticity skeleton to become invalid.

Furthermore, the net is attached to with prefabricated annular position assorted in burying underground in the locking pad, the one end that the elasticity skeleton is close to elasticity intracavity wall runs through the locking pad and with attach net fixed connection, prefabricated annular can increase the intensity of locking pad in prefabricated annular department on the one hand for the whole difficult tear of locking pad, and on the other hand also can increase the joint strength between elasticity skeleton and the locking pad, makes the elasticity skeleton be difficult for droing.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

this scheme is in the use, and is different with traditional syringe use and processing, has increased the deactivation preliminary treatment, utilizes the sterile water of filling intracavity storage to carry out the deactivation in to the syringe and handles for various medical contamination activities such as bacterium, virus and antibiotic that the syringe probably is infected with reduce by a wide margin in the use, even appear a small amount of syringe in the step of unified recovery and handle improperly, and phenomenon such as loss appears, also can avoid medical contamination's extensive diffusion through the quick response processing.

The bacterial colony and virus activity infected in the use process of the medical injector can be reduced by carrying out timely inactivation pretreatment on the used medical injector, the infection capacity of the medical injector is reduced, accidents such as scattering of the medical injector and the like can be timely caused, medical pollution is not easy to cause, and safety accidents are not easy to cause.

Drawings

FIG. 1 is a schematic view of a medical injector according to the present invention;

FIG. 2 is a front cross-sectional view of the medical injector of the present invention in transport use;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a front cross-sectional view of a medical injector of the present invention undergoing a pre-inactivation treatment;

FIG. 5 is a schematic view of the structure at B in FIG. 4;

FIG. 6 is a schematic view of the structure of the plunger of the medical injector according to the present invention;

FIG. 7 is a schematic view of the stop pad of the present invention;

FIG. 8 is a schematic view, partially in cross-section, of the pre-formed ring groove of the stop pad of the present invention;

FIG. 9 is a main flow chart of the recycling of a conventional medical injector;

fig. 10 is a main flow chart of recycling of the medical injector according to the present invention.

The reference numbers in the figures illustrate:

1 syringe barrel, 2 sealing pistons, 3 filling cavities, 4 reinforcing nets, 5 connecting rods, 6 push plates, 7 sealing plugs, 8 stop pads, 9 elastic cavities, 10 prefabricated notches, 11 prefabricated ring grooves, 12 attaching nets, 13 elastic frameworks and 14 cutting blades.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-7, a medical injector with a harmless treatment function comprises an injector tube 1, the injector tube 1 includes a tube body and an injection hole, a sealing piston 2 matched with the injector tube 1 is slidably connected in the injector tube 1, a connecting rod 5 is fixedly connected to the upper end of the sealing piston 2, one end of the connecting rod 5 far away from the sealing piston 2 penetrates through the injector tube 1 and extends to the outside of the injector tube 1, a push plate 6 is fixedly connected to one end of the connecting rod 5 far away from the sealing piston 2, a sealing plug 7 is fixedly connected to the lower end of the push plate 6, the sealing plug 7 is sleeved on the outside of the connecting rod 5 and is fixedly connected to the connecting rod 5, a stop pad 8 is adhered to the injector tube 1, the stop pad 8 is located at one end of the injector tube 1 close to the push plate 6, the stop pad 8 is sleeved on the outside of the connecting rod 5, a plurality of cutting blades 14 are fixedly connected in the injector tube 1, the plurality of cutting blades 14 are all located on one side of the sealing piston 2 far away from the connecting rod 5, a filling cavity 3 is chiseled in the sealing piston 2, and the filling cavity 3 is filled with an excessive disinfectant.

In the using process of the scheme, due to the limiting effect of the sealing plug 7 and the stop pad 8, the sealing piston 2 cannot move to the lowest end of the syringe barrel 1, namely, one end of the syringe barrel 1, which is far away from the push plate 6, at the moment, the plurality of cutting blades 14 cannot affect the sealing piston 2, the disinfectant filled in the sealing piston 2 cannot overflow, and cannot affect the normal use of the syringe, when the syringe is required to be recycled and treated uniformly, the stop pad 8 fixedly connected to the surface of the syringe barrel 1 can be torn off, the push plate 6 is retreated towards the direction of the connecting rod 5, so that the sealing plug 7 is embedded into the syringe barrel 1 to seal the upper end of the syringe barrel 1, at the moment, the sealing piston 2 can also contact with the cutting blades 14 as shown in figures 4-5, and cracks are marked on the surface of the sealing piston 2 under the action of the cutting blades 14, at the moment, under the action of the excessive disinfectant filled in the sealing piston 2, the cracks are quickly enlarged until the sealing piston 2 is completely torn, the disinfectant filled in the filling cavity 3 quickly flows out, along with the quick outflow of the disinfectant in the filling cavity 3, the syringe barrel 1 is not in close contact with the sealing piston 2, at the moment, the disinfectant can be diffused to each position in the syringe barrel 1 to inactivate medical pollution sources possibly existing in various medical wastes such as bacteria, viruses and antibiotics possibly existing in the syringe barrel 1, the activity of the medical pollution sources is reduced, large-scale medical pollution is not easily caused due to the problem of recovery work, and particularly, in the process of inactivation treatment, only one connecting channel communicated with the outside exists in an injection hole in the whole syringe barrel 1, under the action of atmospheric pressure, the sterilized water in the syringe tube 1 is difficult to flow out from the injection hole, and is difficult to cause secondary pollution.

Referring to fig. 5, a reinforcing mesh 4 matched with the inner wall of the filling cavity 3 is fixedly connected to the inner wall of the filling cavity 3, the reinforcing mesh 4 has a tendency of inward contraction, the whole sealing piston 2 has a tendency of outward expansion under the combined action of the reinforcing mesh 4 and the excessive disinfectant in the filling cavity 3, the reinforcing mesh 4 can increase the strength of the sealing piston 2, so that the sealing piston 2 is not easily broken by the disinfectant in the sealing piston, the reinforcing mesh 4 is formed by weaving a plurality of high-toughness rope-shaped materials, the plurality of rope-shaped materials are formed by twisting a plurality of elastic fibers, the strength of the whole reinforcing mesh 4 is increased, and the sealing piston 2 is not easily broken and fails.

The red pigment is doped in the sterilized water, the syringe barrel 1 is made of transparent material, and whether the sterilized water leaks or not can be judged through the red pigment in the sterilized water, so that medical accidents caused by misuse are avoided.

Referring to fig. 2-3 and 7-8, an adhesive sticker is connected between the stopper pad 8 and the syringe barrel 1, the adhesive sticker is of a type easy to tear, a prefabricated notch 10 is cut on the stopper pad 8, on the premise that the normal operation of the stopper pad 8 is not affected, a medical worker can conveniently tear the stopper pad 8 off from the push plate 6, an elastic cavity 9 is cut in the stopper pad 8, the elastic cavity 9 is filled with air-hardness cementing material, after the stopper pad 8 is torn off, an injection hole of the syringe barrel 1 can be aligned with the stopper pad 8 for stabbing, the stopper pad 8 is partially and partially sealed in the injection hole by the air-hardness cementing material, the injection hole is sealed, a large amount of sterilized water is prevented from leaking, prefabricated ring grooves 11 matched with the injection hole are cut at the upper end and the lower end of the stopper pad 8, the medical worker can conveniently align with the stabbing, an elastic framework 13 matched with the prefabricated ring grooves 11 is arranged in the elastic cavity 9, the elastic framework 13 comprises a plurality of elastic short rods, the lap joint points of the hard short rods are fixedly connected, one end of the elastic framework 13 close to the inner wall of the elastic cavity 9 is fixedly connected with the elastic cavity 9, the elastic framework 13 can increase the structural strength of the stop pad 8, when a medical worker aligns and stabs the injection hole of the syringe tube 1, the stop pad 8 is not easy to excessively deform under the action of external force, the air-setting cementing material entering the injection hole is not easy to be too little, the sealing effect of the injection hole is not easy to be influenced, the elastic short rods are of a hollow structure, each elastic short rod is fixedly connected with at least four other elastic short rods, the connection points between the adjacent elastic short rods are uniformly distributed on the elastic short rods, the overall toughness of the elastic framework 13 is increased, and the elastic framework 13 is not easy to break under the action of the syringe tube 1, difficult elastic skeleton 13 that causes inefficacy, be buried underground in the locking pad 8 with 11 position assorted attached nets 12 of prefabricated annular, the one end that elastic skeleton 13 is close to the elasticity chamber 9 inner wall run through locking pad 8 and with attached nets 12 fixed connection, prefabricated annular 11 can increase the intensity of locking pad 8 in prefabricated annular 11 department on the one hand, make locking pad 8 whole difficult tearing, on the other hand also can increase the joint strength between elastic skeleton 13 and the locking pad 8, make elastic skeleton 13 difficult droing.

Referring to fig. 10, in the using process of the present scheme, unlike the using and processing of a conventional syringe, the present scheme adds an inactivation pretreatment, and uses the sterile water stored in the filling cavity 3 to inactivate the syringe, so that various medical pollution activities such as bacteria, viruses, antibiotics and the like which may be contaminated by the syringe in the using process are greatly reduced, even if a small amount of syringe is improperly processed and lost and the like occur in the unified recycling step, the large-scale diffusion of medical pollution can be avoided through a rapid reaction treatment, and the used medical syringe can be subjected to a timely inactivation pretreatment, so that the activities of bacterial colonies and viruses contaminated by the medical syringe in the using process are reduced, the infection capacity of the medical syringe is reduced, accidents such as scattering of the medical syringe and the like occur in time, the medical pollution is not easily caused, and safety accidents are not easily induced.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. A medical injector with a non-hazardous disposal function, comprising an injector tube (1), the injector tube (1) comprising a tube body and an injection orifice, characterized in that: the utility model discloses a syringe, including syringe barrel (1), connecting rod (5), lower end fixedly connected with connecting rod (5), connecting rod (5) are kept away from the one end of sealed piston (2) and are run through syringe barrel (1) and extend to the outside of syringe barrel (1), the one end fixedly connected with push pedal (6) of sealed piston (2) are kept away from in connecting rod (5), the lower extreme fixedly connected with sealing plug (7) of push pedal (6), sealing plug (7) cover is established in the outside of connecting rod (5) and with connecting rod (5) fixed connection, it is equipped with locking pad (8) to glue on syringe barrel (1), locking pad (8) are located the one end that syringe barrel (1) is close to push pedal (6), and locking pad (8) cover establishes in the outside of connecting rod (5), a plurality of fixedly connected with cutting blade (14) in syringe barrel (1), it is a plurality of cutting blade (14) all are located one side that connecting rod (5) were kept away from in sealed piston (2), it has filled filling chamber (3) to open in sealed piston (2), the excess disinfectant chamber (3) is filled with.

2. The medical injector with harmless disposal function according to claim 1, wherein: the inner wall of the filling cavity (3) is fixedly connected with a reinforcing net (4) matched with the filling cavity, the reinforcing net (4) has the tendency of inward shrinkage, and the whole sealing piston (2) has the tendency of outward expansion under the combined action of the reinforcing net (4) and the excessive disinfectant in the filling cavity (3).

3. A medical injector with a harmless disposal function according to claim 2, wherein: the reinforcing net (4) is formed by weaving a plurality of high-toughness rope-shaped materials, and the plurality of rope-shaped materials are formed by stranding a plurality of elastic fibers.

4. The medical injector with harmless disposal function according to claim 1, wherein: the red pigment is doped in the sterilized water, and the syringe barrel (1) is made of transparent material.

5. A medical injector with harmless disposal function according to claim 1, wherein: a non-setting adhesive is connected between the stop pad (8) and the syringe barrel (1), the non-setting adhesive is of a type easy to tear, and a prefabricated notch (10) is formed in the stop pad (8).

6. The medical injector with harmless disposal function according to claim 1, wherein: an elastic cavity (9) is formed in the stop pad (8) in a chiseled mode, and air-setting cementing materials are filled in the elastic cavity (9).

7. A medical injector with harmless disposal function according to claim 1, wherein: prefabricated ring grooves (11) matched with the injection holes are formed in the upper end and the lower end of the stop pad (8) in a chiseled mode.

8. The medical injector with harmless disposal function according to claim 6, wherein: be provided with in elasticity chamber (9) with prefabricated annular (11) position assorted elasticity skeleton (13), elasticity skeleton (13) comprise a plurality of elasticity quarter butt, and are a plurality of the equal fixed connection of overlap joint point of elasticity quarter butt, elasticity skeleton (13) are close to the one end and the elasticity chamber (9) fixed connection of elasticity chamber (9) inner wall.

9. The medical injector with harmless disposal function according to claim 8, wherein: it is a plurality of elasticity quarter butt is hollow structure, every elasticity quarter butt all with be no less than four other elasticity quarter butt fixed connection, a plurality of adjacent tie point evenly distributed between the elasticity quarter butt is on the elasticity quarter butt.

10. The medical injector with harmless disposal function according to claim 8, wherein: the locking pad (8) is embedded with an attachment net (12) matched with the position of the prefabricated ring groove (11), and one end of the elastic framework (13) close to the inner wall of the elastic cavity (9) penetrates through the locking pad (8) and is fixedly connected with the attachment net (12).