CN203577025U

CN203577025U - Intestinal drug infusion device

Info

Publication number: CN203577025U
Application number: CN201320647153.6U
Authority: CN
Inventors: 楼小花
Original assignee: Huzhou Maternity and Child Care Hospital
Current assignee: Huzhou Maternity and Child Care Hospital
Priority date: 2013-10-21
Filing date: 2013-10-21
Publication date: 2014-05-07
Anticipated expiration: 2023-10-21

Abstract

The utility model relates to the field of medical instruments, in particular to an intestinal drug infusion device. The technical purpose is realized by the technical scheme as follows: the drug infusion device comprises a drug container and a catheter, wherein the drug container comprises a syringe and a push plunger mounted in the syringe; a syringe needle holder is arranged at the front end of the syringe, and a drainpipe connected with the catheter is arranged in the syringe needle holder; and a plurality of speed limit valves obliquely extending to the syringe needle holder are arranged on the drainpipe. By the aid of the intestinal drug infusion device, a patient can complete medical action of exhausting, drug applying, catheter insertion into the body, drug infusion and the like alone at home, assisting of a medical worker or a family member is not required, and the device is safe, convenient and rapid.

Description

A kind of intestinal medicine loader

Technical field

This utility model relates to medical instruments field, particularly a kind of intestinal medicine loader.

Background technology

Intestinal medicine loader is a kind of enteroclysm device, by rectum and large intestine injection of medicine being reached to the effect for the treatment of.The device of existing injectable drug is intestinal injector, comprises liquid storing bag, catheter, support.Patient is operated by medical personnel when being in hospital, and needs patient and family members' Self-operating while being in recuperation.Being between during recuperation period, because patient and family members lack specialized skills, can not be often correctly equipment aerofluxus, and some intestinal injector flow velocity is too fast, can increase the weight of the stimulation to patient's rectum, makes patient want defecation, is unfavorable for sustained drug input; Family does not often hang the support of liquid storing bag, and patient is in alone sometimes, the treatment action such as cannot complete independently hangs, conduit enters body.

Utility model content

The purpose of this utility model is to provide a kind of intestinal medicine loader.Energy limit drug flow velocity, makes medicament flow rate in rational scope, reduces the direct stimulation of medicine to health; Easily operation, patient oneself energy complete independently is low to environmental requirement.

Above-mentioned technical purpose of the present utility model is achieved by the following technical programs: a kind of medicine loader, comprises medicament reservoir and catheter.Described medicament reservoir comprises injection tube and is arranged on the plunger that pushes away in described injection tube, described injection tube front end is provided with needle holder, in described needle holder, be provided with the drain pipe being connected with described catheter, on described drain pipe, be provided with a plurality of inside whiles to the speed limit valve of needle holder direction inclination extension.

Patient is by this intestinal medicine loader, can complete independently aerofluxus, medicine-feeding, conduit enter body, medicine and the medical treatment action such as inculcate.

As of the present utility model preferred, among drain pipe inwall, around distribution speed limit valve, speed limit valve is made by elastomeric material, is shaped as trapezium structure, is 30 ° with drain pipe inwall, has dug cross groove on it.When operator exerts oneself larger, while making flow rate of liquid too fast, speed limit valve is subject to impulse force to affect inside contraction, by mouth, diminish, firmly less as operator, speed limit valve outwards opens, and by mouth, becomes large, thereby make medicament flow rate within the specific limits, reduce because medicine flows into the sense of discomfort that human body excessive velocities produces.Cross groove on it can prevent valve flexural deformation under the effect of power.

As of the present utility model preferred, catheter casing is contained on described drain pipe, described delivery hole is that diameter is the circular hole of 2-3mm, having five described delivery holes is located on catheter, an end that is arranged on described catheter, two upper ends that are arranged on described catheter wherein, two other is arranged on the lower end of catheter, two delivery holes that are wherein arranged on described catheter lower end than two delivery holes that are arranged on upper end more away from the end of described catheter.By above-mentioned porous asymmetrical design, can effectively reduce the probability that delivery hole is blocked by feces in patient body, reduce to need to adjust even repeatedly plugging the misery of bringing to patient.

As of the present utility model, preferably on described injection tube, be connected with external and inflate capsule, described injection tube is provided with two sheets of holding one's breath, described in the sheet of holding one's breath be circular arc, the sheet of holding one's breath is removable enters injection tube inside, forms confined space with the described plunger that pushes away.Patient produces power by the action of inflating and makes drug slow enter human body, reduces equipment operating difficulty.

As of the present utility model preferably, external is inflated the slender type that the air bag pattern of capsule holds for being applicable to both hands, is applicable to patient's bimanualness of body void, reduces operation easier.

In sum, the utlity model has following beneficial effect: this utility model is simple in structure, easy to implement.Patient can be very easily Bas Discharged in injection tube, imports medicine, be certainly about to catheter to insert human body, hand-held injection tube with push away plunger medicine slowly pushed to human body, whole process, without family members' help and other medical stands, can complete alone; Speed-limiting device in this intestinal medicine loader and porous design apparatus can effectively be protected human body, reduce and stimulate; If drug injection is more, bulky, inconvenient patient continues to hold to make and injects when action, can use the external capsule of inflating, convenient operation.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of the first embodiment of the present utility model;

Fig. 2 is the schematic diagram of the second embodiment of the present utility model;

Fig. 3 is the partial enlarged drawing in this utility model figure mono-A;

Fig. 4 is speed limit valve partial enlarged drawing of the present utility model.

In figure:

1, catheter, 11, delivery hole, 2, needle holder, 3, drain pipe, 31, speed limit valve, 4, injection tube, 41, the sheet of holding one's breath, 5, push away plunger, 6, external inflates capsule.

The specific embodiment

Below in conjunction with accompanying drawing, this utility model is described in further detail.

This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art can make to the present embodiment the modification that there is no creative contribution as required after reading this description, but as long as within the scope of claim of the present utility model, are all subject to the protection of Patent Law.

As Fig. 1, Fig. 3, shown in Fig. 4, Fig. 1 illustrates the schematic diagram of the first embodiment of this utility model intestinal medicine loader, it comprises medicament reservoir and catheter 1, described medicament reservoir comprises injection tube 4 and is arranged on and pushes away plunger 5 in described injection tube 4, described injection tube 4 front ends are provided with needle holder 2, in described needle holder 2, be provided with the drain pipe 3 being connected with described catheter 1, on described drain pipe 3, be provided with a plurality of inside whiles to the speed limit valve 31 of needle holder 2 directions inclination extensions, catheter 1, soft and thin, adopt pvc flexible material, length is 20-25cm, be convenient to stretch into human body.As shown in Figure 3, the end of catheter 1 is provided with the delivery hole 11 that 5 diameters are 2mm, wherein 1 is positioned at catheter 1 least significant end, 2 upper ends that are positioned at side by

side catheter

1,2 lower ends that are positioned at side by side catheter 1, the delivery hole of legacy equipment is blocked by enteron stool sometimes, needs rotation to adjust or repeatedly plug, increase patient suffering, porous divides position design can reduce the probability that delivery hole is plugged.1 one of catheters stretch into patient's rectum, and a connection is fixedly arranged on the drain pipe 3 of 2 li of needle holder, and the diameter of drain pipe 3 is slightly less than the diameter of catheter 1.

As shown in Figure 4, the end of drain pipe 3 is provided with multi-disc speed limit valve 31, speed limit valve inwardly tilts to extend to needle holder 2 directions simultaneously, form liquid and pass through hole, gapped between adjacent two speed limit valves 31, to guarantee that speed limit valve 31 can inwardly shrink, to dwindle liquid, pass through hole, the size in gap is determined according to the actual requirements, gap is large, can affect speed governing effect, cause leakage, gap is little can affect the closure of speed limit valve 31, wherein, take 0.2-0.3mm as good, preferably, speed limit valve 31 is made by elastomeric material, be uniformly distributed in drain pipe 3 near the end of needle holder, be 30 ° of angles with inwall.When operator exerts oneself larger, while making flow rate of liquid too fast, speed limit valve is subject to impulse force to affect inside contraction, by mouth, diminish, firmly less as operator, speed limit valve outwards opens, and by mouth, becomes large, thereby make medicament flow rate within the specific limits, reduce because medicine flows into the sense of discomfort that human body excessive velocities produces.Cross groove on it can make speed limit lobe 31 can be stressed when stressed evenly, avoid modification, thereby affect speed limit effect.

As shown in Figure 1, drain pipe 3 is directly connected with injection tube 4, and injection tube is carved with scale on 4 surfaces, is convenient to patient and directly reads medication quantity.

In use procedure, patient only needs first to push away plunger 5 and is pushed into bottommost, and all air in exhaustjet cylinder 4, are positioned over drain pipe 3 in medicinal liquid, will push away subsequently slowly rollback of plunger 5, according to the scale on injection tube 4, determine medication quantity.With catheter 1, be enclosed within on drain pipe 3, slowly again push away plunger 5, make liquid enter catheter 1, the air in Natural excrement catheter 1.Patient inserts catheter 1 in own rectum, again slowly pushes away plunger 5 after placing, and medicinal liquid starts to enter human body.Whole process can complete independently, and not by other armarium or apparatus, the design of the porous of speed limit lobe and liquid outlet can effectively reduce the stimulation to patient, thereby reduces patient's sense of discomfort.

As shown in Figure 2, Fig. 2 illustrates the schematic diagram of the second embodiment of this utility model intestinal medicine loader.In practical situation, often there is some patients were to need a large amount of medications, per injection amount is at 100-200ml, even more, and large, the quality weight of injection tube volume in this time, needs both hands to hold, and is not easy to patient and continues for a long time alone and complete to inject action.In the present embodiment, set up an external and inflate capsule 6, external is inflated capsule 6 and is connected with injection tube 4.The end of injection tube is provided with the sheet 41 of holding one's breath of two circular arcs, the sheet 41 of holding one's breath is arranged on injection tube 4 sidewalls, removablely enter injection tube inside, form confined space with the described plunger 5 that pushes away, stop and to inflate the thrust gas that capsule produces and overflow from a side, patient produces thrust by inflating capsule, makes to push away plunger 5 and slowly moves, medicinal liquid slowly enters health, reaches therapeutic effect.Consider patient's general debility with deficiency of QI, the capsule of inflating is arranged to be applicable to the slender type that both hands hold.

Claims

1. an intestinal medicine loader, comprise medicament reservoir and catheter (1), it is characterized in that: described medicament reservoir comprises injection tube (4) and is arranged on and pushes away plunger (5) in described injection tube (4), described injection tube (4) front end is provided with needle holder (2), in described needle holder (2), be provided with the drain pipe (3) being connected with described catheter (1), on described drain pipe (3), be provided with a plurality of inside whiles to the speed limit valve (31) of needle holder (2) direction inclination extension.

2. a kind of intestinal medicine loader according to claim 1, it is characterized in that: described speed limit valve (31) is made for elastomeric material, be distributed on described drain pipe (3), and be 30 ° of angles with described drain pipe (3) inwall, on described speed limit valve (31) outer surface, dug cross groove.

3. a kind of intestinal medicine loader according to claim 2, it is characterized in that: described catheter (1) is sleeved on described drain pipe (3), the circular hole that described delivery hole (11) is 2-3mm for diameter, having five described delivery holes (11) is located on catheter (1), an end that is arranged on described catheter (1), two upper ends that are arranged on described catheter (1) wherein, two other is arranged on the lower end of catheter (1), two delivery holes (11) that are wherein arranged on described catheter (1) lower end than two delivery holes (11) that are arranged on upper end more away from the end of described catheter (1).

4. according to a kind of intestinal medicine loader described in claim 1 or 2 or 3, it is characterized in that: on described injection tube (4), be connected with external and inflate capsule (6), described injection tube (4) is provided with the sheet of holding one's breath (41), the described sheet of holding one's breath (41) is circular arc, the sheet (41) of holding one's breath is removable enters injection tube (4) inside, forms confined space with the described plunger (5) that pushes away.

5. a kind of intestinal medicine loader according to claim 4, is characterized in that: described external is inflated the slender type that the air bag pattern of capsule holds for being applicable to both hands.