CN108543211B

CN108543211B - Dermatological ointment applicator

Info

Publication number: CN108543211B
Application number: CN201810549010.9A
Authority: CN
Inventors: 常远; 孙亚娟
Original assignee: Individual
Current assignee: Chang Yuan
Priority date: 2018-05-31
Filing date: 2018-05-31
Publication date: 2021-12-07
Anticipated expiration: 2038-05-31
Also published as: CN108543211A

Abstract

The invention relates to a dermatological ointment applicator, which comprises a hose and an applicator head, wherein the left end of the hose is provided with an extrusion port, the hose is provided with an inner cylinder matched with the extrusion port, the inner cylinder is slidably arranged in the extrusion port, and one end of the inner cylinder, which is arranged on the inner side of the hose, is closed; the inner cylinder is provided with a first flange arranged on the inner side of the hose and a second flange arranged on the outer side of the hose, and the inner cylinder is sleeved with a first spring arranged between the hose and the second flange; the inner cylinder is provided with a plurality of radial through holes arranged between the first flange and the first spring; the smearing head is provided with a butt joint hole and a medicine outlet hole communicated with the butt joint hole, the left end of the hose is provided with a clamping groove arranged along the circumference of the axis of the inner barrel, and the smearing head is provided with a buckle matched with the clamping groove; the invention can ensure that the medicine is not polluted secondarily, can also prevent the medicine from being extruded accidentally, and improves the use safety.

Description

Dermatological ointment applicator

Technical Field

The invention relates to the technical field of dermatological medical tools, in particular to a dermatological ointment applicator.

Background

In the process of treating skin diseases, the external drug therapy can directly apply the drug to the focus of a patient, so that the treatment effect is very obvious and is a main means for treating the skin diseases; however, most of the external medicines are generally in the form of paste or liquid packaged by a flexible pipe, and need to be squeezed out from the package for coating when in use, so that in the coating process, after the medicine outlet is contacted with fingers of an operator or directly contacted with a focus part of a patient, the medicine outlet of the medicine and the medicine package can be secondarily polluted, and cross infection is easily generated with other patients when the external medicines are reused in the later period, which is not beneficial to treatment and thorough rehabilitation of diseases.

Meanwhile, as the dosage of the medicines depends on the state of illness, the medicines are generally not used up at one time, and the rest medicines need to be stored in a sealed way for later use; in the process of storage, on one hand, the problem of secondary pollution exists, and on the other hand, after the medicine is stored, the medicine can be extruded out due to the influence of various external factors such as heavy pressure, temperature and the like, so that the serious waste of medical resources is caused.

In addition, the ointment is extremely convenient to apply for treatment, so that the common skin diseases do not need hospitalization, and the patients can apply the ointment according to the advice; but different from professional medical environments, the medicine is randomly stored when the medicine is used at home, and any person can contact with the medicine, so that disease infection is easily caused; in addition, the external medicine is usually prohibited for oral administration, and once a person swallows the medicine by mistake, unexpected safety accidents are caused.

In conclusion, the existing application mode of the external medicine not only is easy to cause disease transmission and cross infection among patients, medical care personnel and family members, but also has the danger of easy swallowing, and has larger medical potential safety hazard.

Disclosure of Invention

Aiming at the situation, in order to make up for the technical defects in the prior art, the invention provides a dermatological ointment applicator to solve the problems of secondary pollution and potential medical safety hazards in the existing external application ointment application mode.

The technical scheme for solving the problem is as follows: the left end of the hose is provided with an extrusion port, the hose is provided with an inner cylinder matched with the extrusion port, the inner cylinder is slidably arranged in the extrusion port, and one end of the inner cylinder, which is arranged on the inner side of the hose, is closed; the inner cylinder is provided with a first flange arranged on the inner side of the hose and a second flange arranged on the outer side of the hose, the inner cylinder is sleeved with a first spring arranged between the hose and the second flange, the left end of the first spring is contacted with the second flange, the right end of the first spring is contacted with the hose, under the action of the elastic force of the first spring, the inner cylinder slides leftwards to enable the first flange to be in extrusion contact with the right end part of the extrusion opening, and referring to the attached drawings, at the moment, the inner side of the hose is isolated from the inner side of the inner cylinder by the first flange; the inner cylinder is provided with a plurality of radial through holes arranged between the first flange and the first spring; the smearing head is provided with a butt joint hole which is coaxial with the inner cylinder and a medicine outlet hole which is communicated with the butt joint hole, the left end of the hose is provided with a clamping groove which is arranged along the axis circumference of the inner cylinder, the smearing head is provided with a buckle matched with the clamping groove, referring to the attached drawing, when the buckle is buckled into the clamping groove, the inner cylinder is in extrusion contact with the smearing head, the inner side of the inner cylinder is communicated with the butt joint hole, meanwhile, the inner cylinder is pushed by the smearing head to slide rightwards, so that the first flange and the radial through hole are arranged on the inner side of the hose, and the inner side of the hose is communicated with the inner side of the inner cylinder through the radial through hole.

The invention has simple operation, realizes the one-way extrusion of the medicine by the matching connection of the hose and the smearing head, ensures that the medicine can not be polluted secondarily, can be used for different patients by replacing the smearing head, and does not need to worry about the mutual infection or cross infection among the patients, medical care personnel and family members; meanwhile, in the process of storing or transporting the medicine, the medicine can be prevented from being extruded out, the situation that the medicine is extruded out and swallowed can not occur, and the use safety is improved.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a front view of the present invention in use.

FIG. 3 is an isometric cross-sectional view of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the invention comprises a hose 1 and an applicator head 2 arranged on the left side of the hose 1, wherein the left end of the hose 1 is provided with an extrusion port, the hose 1 is provided with an inner cylinder 3 matched with the extrusion port, the inner cylinder 3 is slidably arranged in the extrusion port, and one end of the inner cylinder 3 arranged on the inner side of the hose 1 is closed; the inner cylinder 3 is provided with a first flange 4 arranged on the inner side of the hose 1 and a second flange 5 arranged on the outer side of the hose 1, the inner cylinder 3 is sleeved with a first spring 6 arranged between the hose 1 and the second flange 5, the left end of the first spring 6 is contacted with the second flange 5, the right end of the first spring 6 is contacted with the hose 1, under the action of the elastic force of the first spring 6, the inner cylinder 3 slides leftwards to enable the first flange 4 to be in extrusion contact with the right end part of the extrusion opening, refer to the attached drawing 1, and at the moment, the inner side of the hose 1 and the inner side of the inner cylinder 3 are isolated by the first flange 4; the inner cylinder 3 is provided with a plurality of radial through holes 7 arranged between the first flange 4 and the first spring 6; the smearing head 2 is provided with a butt joint hole 8 which is coaxial with the inner cylinder 3 and a medicine outlet hole 9 which is communicated with the butt joint hole 8, the left end of the hose 1 is provided with a clamping groove 10 which is arranged along the axis circumference of the inner cylinder 3, the smearing head 2 is provided with a buckle 11 which is matched with the clamping groove 10, referring to the attached drawing 2, when the buckle 11 is buckled into the clamping groove 10, the inner cylinder 3 is in extrusion contact with the smearing head 2, the inner side of the inner cylinder 3 is communicated with the butt joint hole 8, meanwhile, the inner cylinder 3 is pushed by the smearing head 2 to slide rightwards so that the first flange 4 and the radial through hole 7 are arranged on the inner side of the hose 1, and the inner side of the hose 1 is communicated with the inner side of the inner cylinder 3 through the radial through hole 7.

Preferably, the inner cylinder 3 is sleeved with at least one O-ring 12 arranged on the left side of the second flange 5, the smearing head 2 is provided with an insertion hole 13 coaxially matched with the inner cylinder 3, the insertion hole 13 is communicated with the butt joint hole 8, when the buckle 11 is buckled into the clamping groove 10, the left end of the inner cylinder 3 enters the insertion hole 13 to enable the inner side of the inner cylinder 3 to be communicated with the butt joint hole 8, the O-ring 12 is squeezed by the inner wall of the insertion hole 13 and the outer wall of the inner cylinder 3, the insertion hole 13 is isolated from the outer part of the smearing head 2, and the medicine cannot overflow through the insertion hole 13.

Preferably, the medicine outlet hole 9 is arranged on the left side of the butt joint hole 8, the smearing head 2 is provided with a check valve 14 for communicating the butt joint hole 8 with the medicine outlet hole 9, and under the unidirectional conduction action of the check valve 14, the medicine can only flow from right to left in the butt joint hole 8, so that the medicine entering the butt joint hole 8 can be effectively prevented from flowing back, and secondary pollution caused by the backflow can be avoided.

Preferably, the right end of the hose 1 is closed.

Preferably, the right end of the tube 1 is sealed by a zipper seal 15, and the operation of adding the medicine and sealing the tube 1 can be realized by the zipper seal 15.

Preferably, a plurality of medicine outlet holes 9 are arranged on the left side of the butt joint hole 8, the plurality of medicine outlet holes 9 are distributed along the circumference of the axis of the butt joint hole 8, the smearing head 2 is provided with an accommodating cavity 16 arranged between the butt joint hole 8 and the medicine outlet holes 9, the butt joint hole 8 is communicated with the accommodating cavity 16, and the plurality of medicine outlet holes 9 are simultaneously communicated with the accommodating cavity 16.

When the invention is used, as shown in figure 2, the smearing head 2 is fixed on the hose 1 through the clamping groove 10 and the buckle 11, at the moment, the left end of the inner barrel 3 enters the insertion hole 13, the inner side of the inner barrel 3 is communicated with the butt joint hole 8, the inner barrel 3 is pushed by the smearing head 2 to slide rightwards, so that the first flange 4 and the radial through hole 7 are arranged at the inner side of the hose 1, the inner side of the hose 1 is communicated with the inner side of the inner barrel 3 through the radial through hole 7, and therefore, the medicine can enter the butt joint hole 8 through the radial through hole 7 and the inner barrel 3; meanwhile, the O-ring 12 is pressed by the inner wall of the insertion hole 13 and the outer wall of the inner cylinder 3 to isolate the insertion hole 13 from the outside of the applicator head 2, so that the medicine does not overflow through the insertion hole 13.

The left end of the smearing head 2 is aligned with the focus of a patient, the hose 1 is squeezed to enable the medicine in the hose 1 to enter the butt joint hole 8, and due to the pressure generated by squeezing, the check valve 14 is opened to enable the medicine to enter and fill the accommodating cavity 16; the hose 1 is continuously extruded, the medicine in the accommodating cavity 16 flows out of the smearing head 2 through the medicine outlet hole 9, and the focus of the patient can be smeared with the medicine at the moment.

After the smearing operation is finished, the hose 1 is loosened, the extrusion force on the medicine disappears, and the check valve 14 is reset, so that the medicine in the accommodating cavity 16 cannot flow into the butt joint hole 8, and the medicine in the hose 1 is effectively prevented from being secondarily polluted.

The buckle 11 is loosened to separate the smearing head 2 from the hose 1, and the smearing head 2 can be sterilized separately or discarded as a disposable article; in the using process, the extrusion opening of the hose 1 and the inner cylinder 3 are not in contact with the focus of a patient and the limbs of medical staff, so that the hose 1 and other components connected to the hose 1 cannot be polluted by the disease source, and the smearing head 2 can be directly replaced for reuse.

Different from the existing medicine applying mode, the medicine extruding speed and the dosage are better controllable in the using process, so that the medicine is more uniformly applied; meanwhile, due to the one-way conduction effect of the stop valve 14, the medicine is immediately stopped being discharged after the extrusion force on the hose 1 disappears, and the problem of medicine waste caused by the fact that the medicine is continuously extruded by the residual pressure on the hose 1 can be effectively avoided.

In addition, when the smearing head 2 is separated from the hose 1, the inner cylinder 3 slides leftwards under the action of the elastic force of the first spring 6, so that the first flange 4 is in pressing contact with the right end part of the extrusion opening, referring to the attached drawing 1, at the moment, the inner side of the hose 1 and the inner side of the inner cylinder 3 are separated by the first flange 4, and the problem of possible secondary pollution of the medicine in the storage process can be further prevented; meanwhile, in this state, the pressure applied to the hose 1 can make the first flange 4 bear leftward pressure, and the pressure in this direction can further enhance the isolation effect of the first flange 4 to the inner side of the hose 1 and the inner side of the inner barrel 3, so that it is ensured that the medicine in the hose 1 cannot be extruded, the situation that the medicine is accidentally extruded due to the pressure generated by external factors such as heavy pressure and temperature can be effectively prevented, and the risk that the medicine is swallowed due to being easily extruded can be effectively avoided.

When the medicine in the hose 1 is completely extruded or the storage amount is insufficient, the zipper type sealing strip 15 can be pulled open, and the medicine is replenished and then is pulled tightly and sealed, so that the medical treatment device can be repeatedly used, and medical resources are saved.

The invention has exquisite structure and simple operation, realizes the one-way extrusion of the medicine by the matching connection of the hose and the smearing head, ensures that the medicine can not be subjected to secondary pollution, can be used for different patients by replacing the smearing head, does not need to worry about the mutual infection or cross infection among the patients, medical care personnel and family members, and greatly facilitates the external medicine treatment operation of skin diseases; meanwhile, as the medicine in the hose can be extruded only when the smearing head is installed, the medicine can be prevented from being extruded in the process of storing or transporting the medicine, the situation that the medicine is extruded and swallowed can not occur, and the use safety is improved.

Claims

1. A dermatological ointment applicator comprises a hose (1) and an applicator head (2), and is characterized in that the left end of the hose (1) is provided with an extrusion port, the hose (1) is provided with an inner cylinder (3) matched with the extrusion port, the inner cylinder (3) is slidably arranged in the extrusion port, and one end of the inner cylinder (3) arranged on the inner side of the hose (1) is closed; the inner cylinder (3) is provided with a first flange (4) arranged on the inner side of the hose (1) and a second flange (5) arranged on the outer side of the hose (1), the inner cylinder (3) is sleeved with a first spring (6) arranged between the hose (1) and the second flange (5), and under the action of the elastic force of the first spring (6), the inner cylinder (3) slides leftwards to enable the first flange (4) to be in extrusion contact with the extrusion opening; a plurality of radial through holes (7) arranged between the first flange (4) and the first spring (6) are arranged on the inner cylinder (3); the smearing head (2) is provided with a butt joint hole (8) and a medicine outlet hole (9) communicated with the butt joint hole (8), the left end of the hose (1) is provided with a clamping groove (10) arranged along the axis circumference of the inner barrel (3), the smearing head (2) is provided with a buckle (11) matched with the clamping groove (10), when the buckle (11) is buckled into the clamping groove (10), the inner side of the inner barrel (3) is communicated with the butt joint hole (8), meanwhile, the inner barrel (3) is pushed by the smearing head (2) to slide rightwards, so that the first flange (4) and the radial through hole (7) are arranged on the inner side of the hose (1), and the inner side of the hose (1) is communicated with the inner side of the inner barrel (3) through the radial through hole (7);

when the hose (1) and the applicator head (2) are separated, the radial through hole (7) is closed so that the medicament is sealed inside the hose (1); when the hose (1) and the smearing head (2) are installed in a matched mode, the radial through holes (7) are communicated with the medicine in the hose (1);

the inner cylinder (3) is sleeved with at least one O-shaped ring (12) arranged on the left side of the second flange (5), the smearing head (2) is provided with an insertion hole (13) coaxially matched with the inner cylinder (3), and the insertion hole (13) is communicated with the butt-joint hole (8);

the medicine outlet hole (9) is arranged at the left side of the butt joint hole (8), and the smearing head (2) is provided with a check valve (14) which is communicated with the butt joint hole (8) and the medicine outlet hole (9);

the medicine outlet holes (9) are arranged on the left side of the butt joint hole (8) in a plurality of modes, the medicine outlet holes (9) are distributed along the circumference of the axis of the butt joint hole (8), the smearing head (2) is provided with a containing cavity (16) arranged between the butt joint hole (8) and the medicine outlet holes (9), the butt joint hole (8) is communicated with the containing cavity (16), and the medicine outlet holes (9) are communicated with the containing cavity (16) simultaneously.

2. A dermatological ointment applicator as claimed in claim 1, characterized in that the right end of the tube (1) is closed.

3. A dermatological ointment applicator as claimed in claim 1, characterized in that the right end of the tube (1) is sealed by a zip-seal (15).