CN207838017U - Novel anus injector - Google Patents

Abstract

The utility model is related to syringe arts, more particularly to a kind of novel anus injector, including drug storage pipe, piston rod and syringe needle, it is placed on drug storage pipe in the piston rod and is slidably connected with drug storage pipe, Tibetan pin hole is provided on the piston rod, the syringe needle includes the puncture tube of needle tubing and hard flexible, and the needle tubing is detachably connected with drug storage pipe, described puncture tube one end is inserted into needle tubing and is connect with cannula slides, and the other end, which is inserted into, to be hidden in pin hole and be slidably connected with piston rod.Novel anus injector provided by the utility model carries out drug administration by injection using needle tubing, prevents the injured patient when injecting treatment, improve the safety of syringe, improve the comfort of syringe.

Description

Novel anus injector

Technical field

The utility model is related to syringe arts, and in particular to a kind of novel anus injector.

Background technology

In clinical treatment, when treating certain diseases, it is often necessary to pass through anum administration.More particularly to neonate department Room, since the neonatal sleep time is more, amount of exercise is less, and body gastrointestinal motility is poor so that its there may be for a long time The case where not defecating and cause constipation symptom, and in the prior art, usually solve that when newborn's constipation symptom anus can be used The mode of door administration.

Since newborn's anus is smaller, and newborn's movability when being stimulated.Existing anus injector uses hard Injection needle, during carrying out injection treatment, newborn is stimulated by injection needle, does not feel well, generate twisting. Injection needle easily abrades patient during patient twists, and is damaged to patient.

Utility model content

For the defects in the prior art, novel anus injector provided by the utility model, is injected using needle tubing Administration prevents the injured patient when injecting treatment, improves the safety of syringe, improve the comfort of syringe.

A kind of novel anus injector provided by the utility model, including drug storage pipe, piston rod and syringe needle, the piston It is placed on drug storage pipe in bar and is slidably connected with drug storage pipe, Tibetan pin hole is provided on the piston rod, the syringe needle includes needle flexible The puncture tube of pipe and hard, the needle tubing are detachably connected with drug storage pipe, and described puncture tube one end is inserted into needle tubing and and needle tubing It is slidably connected, the other end, which is inserted into, to be hidden in pin hole and be slidably connected with piston rod.

Optionally, further include spring, the piston rod includes piston and push rod, and the push rod is rotatably connected with piston, institute It states and hides pin hole setting on piston, the drug storage inside pipe wall is provided with axially disposed sliding groove and circumferentially arranged annular Slot, the annular groove are connected to sliding groove, and the piston is embedded in sliding groove and is slidably connected with drug storage pipe, the puncture tube It extends radially outward to form clamping boss, the clamping boss is embedded in annular groove and is slidably connected with drug storage pipe, described Spring one end is connect with puncture tube, and the other end is connect with push rod.

Optionally, be provided with air bag on the puncture tube, be provided with negative pressure valve on the outside of the drug storage pipe, the air bag with it is negative Pressure valve is connected to.

Optionally, the one end of the needle tubing far from drug storage pipe is provided with arc-shaped puncturing head, is arranged on the puncturing head There is liquid outlet.

As shown from the above technical solution, the beneficial effects of the utility model：

1, a kind of novel anus injector provided by the utility model, including drug storage pipe, piston rod and syringe needle, the work It is placed on drug storage pipe in stopper rod and is slidably connected with drug storage pipe, Tibetan pin hole is provided on the piston rod, the syringe needle includes flexible The puncture tube of needle tubing and hard, the needle tubing are detachably connected with drug storage pipe, and described puncture tube one end is inserted into needle tubing and and needle Pipe is slidably connected, and the other end, which is inserted into, to be hidden in pin hole and be slidably connected with piston rod.Novel anus injection provided by the utility model Device carries out drug administration by injection using needle tubing, prevents the injured patient when injecting treatment, improve the safety of syringe, improves injection The comfort of device.

2, a kind of novel anus injector provided by the utility model, further includes spring, and the drug storage inside pipe wall is provided with edge The sliding groove and circumferentially arranged annular groove being axially arranged, the spring one end are connect with puncture tube, and the other end connects with push rod It connects.Convenient for quickly exiting for puncture tube, puncture tube injured patient is prevented.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar Element or part are generally identified by similar reference numeral.In attached drawing, each element or part might not be according to actual ratios It draws.

Fig. 1 is the structural schematic diagram of the utility model；

Reference numeral：

1- drug storages pipe, 2- piston rods, 3- syringe needles, 4- springs, 11- sliding grooves, 12- annular grooves, 13- negative pressure valves, 21- hide needle Hole, 22- pistons, 23- push rods, 31- needle tubings, 32- puncture tubes, 311- puncturing heads, 321- clampings boss, 322- air bags.

Specific implementation mode

The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and this practicality cannot be limited with this Novel protection domain.

It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality The ordinary meaning understood with novel one of ordinary skill in the art.

In the description of the present application, it is to be understood that term "upper", "lower", "inner", "outside", " axial direction ", " radial direction ", The orientation or positional relationship of instructions such as " circumferential directions " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally Utility model and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific Azimuth configuration and operation, therefore should not be understood as limiting the present invention.

In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.

In this application unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is directly under or diagonally below the second feature, or is merely representative of fisrt feature level height and is less than second feature.

Please refer to figure, a kind of novel anus injector provided in this embodiment, including drug storage pipe 1, piston rod 2 and syringe needle 3, drug storage pipe 1 is placed in the piston rod 2 and is slidably connected with drug storage pipe 1, is provided on the piston rod 2 and is hidden pin hole 21, it is described Syringe needle 3 includes the puncture tube 32 of needle tubing 31 flexible and hard, and the needle tubing 31 is detachably connected with drug storage pipe 1, the puncture 32 one end of pipe is inserted into needle tubing 31 and is slidably connected with needle tubing 31, and the other end, which is inserted into hide in pin hole 21 and slide with piston rod 2, to be connected It connects.In use, puncture tube 32 is embedded in needle tubing 31, syringe needle 3 is inserted into along patient anus, after syringe needle 3 is inserted into patient anus, is worn Pipe 32 is pierced to the Slideslip far from needle tubing 31, puncture tube 32 is detached with needle tubing 31, and puncture tube 32 exits patient's body and stores In hiding in pin hole 21, push piston rod 2 that the drug in drug storage pipe 1 is injected into patient's body along needle tubing 31, in infusion of medicine mistake Cheng Zhong, due to only having needle tubing 31 to stay in patient's body, needle tubing 31 is softer, can accordingly be deformed upon with the twisting of patient, prevents The only injured patient when injecting treatment, improves the safety of syringe, improves the comfort of syringe.

It is further improved as to above-mentioned technical proposal, further includes spring 4, the piston rod 2 includes piston 22 and pushes away Bar 23, the push rod 23 are rotatably connected with piston 22, and on the piston 22,1 inner wall of drug storage pipe is opened for the setting of Tibetan pin hole 21 There are axially disposed sliding groove 11 and circumferentially arranged annular groove 12, the annular groove 12 is connected to sliding groove 11, described Piston 22 is embedded in sliding groove 11 and is slidably connected with drug storage pipe 1, and the puncture tube 32 extends radially outward to form clamping Boss 321, the clamping boss 321 are embedded in annular groove 12 and are slidably connected with drug storage pipe 1,4 one end of the spring with wear It pierces pipe 32 to connect, the other end is connect with push rod 23.Under original state, clamping boss 321 is embedded in annular groove 12, puncture tube 32 It is inside placed in needle tubing 31, after needle tubing 31 is inserted into patient anus, rotating push rod 23, clamping boss 321 is under the drive of push rod 23 The sliding in annular groove 12, when clamping boss 321 rotates to junction of the annular groove 12 with sliding groove 11, puncture tube 32 is in bullet It is detached to the Slideslip far from needle tubing 31, puncture tube 32 with needle tubing 31 along sliding groove 11 under the action of spring 4, puncture tube 32 exits Patient's body is simultaneously accommodated in the pin hole 21 of Tibetan, pushes push rod 23 that the drug in drug storage pipe 1 is injected into patient's body along needle tubing 31, Complete injection treatment.It is operated convenient for doctor, convenient for quickly exiting for puncture tube, prevents puncture tube injured patient.

It is further improved as to above-mentioned technical proposal, air bag 322, the drug storage pipe is provided on the puncture tube 32 1 outside is provided with negative pressure valve 13, and the air bag 322 is connected to negative pressure valve 13.Under original state, gassy in air bag 322 will Puncture tube 32 is fixed in needle tubing 31, when needing to take out puncture tube 32, opens the gas in the releasing air bag 322 of negative pressure valve 13, Gap is generated between puncture tube 32 and needle tubing 31, the friction between puncture tube 32 and needle tubing 31 is reduced, convenient for pulling out for puncture tube 32 Go out.

It is further improved as to above-mentioned technical proposal, the one end of the needle tubing 31 far from drug storage pipe 1 is provided with circular arc The puncturing head 311 of shape is provided with liquid outlet on the puncturing head 311.When needle tubing 31 being prevented to be inserted into patient anus, injured patient.

In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model Applying example can put into practice without these specific details.In some instances, well known method, knot is not been shown in detail Structure and technology, so as not to obscure the understanding of this description.

In the present specification, a schematic expression of the above terms does not necessarily refer to the same embodiment or example. Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples with suitable Mode combines.In addition, without conflicting with each other, those skilled in the art can be by difference described in this specification The feature of embodiment or example and different embodiments or examples is combined.

Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.

Claims (4)

1. a kind of novel anus injector, it is characterised in that：Including drug storage pipe (1), piston rod (2) and syringe needle (3), the work It is placed on drug storage pipe (1) in stopper rod (2) and is slidably connected with drug storage pipe (1), be provided on the piston rod (2) and hide pin hole (21), institute The puncture tube (32) that syringe needle (3) includes needle tubing flexible (31) and hard is stated, the needle tubing (31) detachably connects with drug storage pipe (1) It connects, described puncture tube (32) one end is inserted into needle tubing (31) and is slidably connected with needle tubing (31), and the other end, which is inserted into, hides pin hole (21) It is interior and be slidably connected with piston rod (2).

2. novel anus injector according to claim 1, it is characterised in that：Further include spring (4), the piston rod (2) include piston (22) and push rod (23), the push rod (23) is rotatably connected with piston (22), and Tibetan pin hole (21) setting exists On piston (22), drug storage pipe (1) inner wall is provided with axially disposed sliding groove (11) and circumferentially arranged annular groove (12), the annular groove (12) is connected to sliding groove (11), the piston (22) be embedded in sliding groove (11) and with drug storage pipe (1) it is slidably connected, the puncture tube (32) extends radially outward to form clamping boss (321), in the clamping boss (321) It is slidably connected in annular groove (12) and with drug storage pipe (1), described spring (4) one end is connect with puncture tube (32), the other end It is connect with push rod (23).

3. novel anus injector according to claim 1, it is characterised in that：It is provided with air bag on the puncture tube (32) (322), it is provided with negative pressure valve (13) on the outside of the drug storage pipe (1), the air bag (322) is connected to negative pressure valve (13).

4. novel anus injector according to claim 1, it is characterised in that：The needle tubing (31) is far from drug storage pipe (1) One end be provided with arc-shaped puncturing head (311), be provided with liquid outlet on the puncturing head (311).