CN221106721U - Disposable anus medicine feeder - Google Patents

Abstract

The utility model discloses a disposable anus drug delivery device, which comprises a sleeve with a cavity and a drug delivery rod capable of moving in the sleeve, wherein a drug delivery window is arranged on the periphery of the sleeve, a drug delivery ball head is arranged at the front end of the sleeve, the drug delivery ball head is integrally formed by a hollow hemispherical body and a hollow round table, a push plate which can be matched with the cavity of the sleeve is arranged at the front end of the drug delivery rod, the cross section size of the push plate is equal to that of the cavity, a unidirectional cutting groove is circumferentially arranged at the position close to the push plate of the drug delivery rod, and a unidirectional toothed ring which is matched with the unidirectional cutting groove is circumferentially arranged on the inner wall of the sleeve. The utility model reduces the stimulation to the anus, accords with the human engineering design of the anus, and if medical staff uses the medicine feeding rod again, the medicine feeding rod cannot be pulled out due to the unidirectional clamping effect between the unidirectional cutting groove and the unidirectional toothed ring in the process of pulling the medicine feeding rod, if the medicine feeding rod is pulled out forcefully, the medicine feeding rod is broken, so that the medicine feeding rod is damaged, the medicine feeding rod cannot be reused, and a using trace is left.

Description

Disposable anus medicine feeder

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a disposable anus drug feeder, which belongs to a common clinical tool for anorectal department.

Background

Currently, manual finger pushing is often required when using anal administration, especially capsule or pill administration. However, powder, granule or liquid medicines are administered with a special anus applicator. The existing anus drug feeder has some defects in the clinical use process, and the defects are as follows:

1. Whether the anus drug delivery device is used or not can not be judged by naked eyes, or the usage trace is lacking, and objective disposable use, namely the functional effect of damage is not achieved;

The conventional way to avoid re-use of the anal applicator is: after the anus drug feeder is used, the anus drug feeder is timely discarded in a medical dustbin, however, the anus drug feeder is only prevented by artificial subjective consciousness, the anus drug feeder is far from enough, once paralyzed and careless mistakes are made, the anus drug feeder is not timely discarded, and if the anus drug feeder is used again, the risk of cross infection is caused;

2. The head and body of the anus drug feeder may stimulate the anus, the anus is generally in a tightly closed state, the anus is tightly and loosely arranged outside and inside, and the head and body of the anus drug feeder have no line bending shape due to the consistency of the dimension, are not suitable for the internal structure of the anus, so that the anus is in an expanded state for a long time in the drug feeding process, and the sphincter muscle resists extrusion and falling off of the drug.

Therefore, there is a need to design an anal applicator that can administer drug reasonably and effectively according to the existing needs.

Disclosure of utility model

According to the disposable anus drug feeder, after the anus drug feeder is used, the anus drug feeder is favorable for penetrating into the anus of a patient, stimulation to the anus is reduced, the drug feeding ball head is provided with a line bending shape, the drug feeding ball head accords with the human engineering design of the anus and is adapted to the internal structure of the anus, the problem that the sphincter is resisted against extrusion and falling off due to the fact that the anus is in a tight and contracted state for a long time is relieved, a plurality of unidirectional cutting grooves are circumferentially arranged at the position, close to a push plate, of the drug feeding rod, a unidirectional toothed ring matched with the unidirectional cutting grooves is circumferentially arranged on the inner wall of the sleeve, when the drug feeding rod is pushed to the anus, if a medical staff uses the drug feeding rod again, the drug feeding rod cannot be pulled out due to the unidirectional clamping effect between the unidirectional cutting grooves and the unidirectional toothed ring in the process, and if the drug feeding rod is pulled out forcedly, the drug feeding rod is broken at the unidirectional cutting grooves under the action of external force, and therefore the drug feeding rod is damaged, and used traces are left.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The application proposes a disposable anal drug delivery device comprising: the medicine feeding device comprises a sleeve with a cavity and a medicine feeding rod capable of moving in the cavity of the sleeve, wherein a medicine feeding window capable of being opened and closed is formed in the periphery of the sleeve, a medicine feeding ball head is arranged at the front end of the sleeve, the medicine feeding ball head is formed by integrally forming a hollow hemispherical body and a hollow round table, a pushing piece capable of being matched with the cavity of the sleeve is arranged at the front end of the medicine feeding rod, the cross section size of the pushing piece is equal to that of the cavity, a plurality of unidirectional cutting grooves are circumferentially formed in the position, close to the pushing piece, of the medicine feeding rod, and a unidirectional toothed ring matched with the unidirectional cutting grooves is circumferentially arranged on the inner wall of the sleeve;

According to the application, on one hand, the drug delivery ball head is designed, the drug delivery ball head is formed by integrally forming a hollow hemispherical body and a hollow round table, so that the anus drug delivery device is beneficial to penetrating into the anus of a patient, the stimulation to the anus is reduced, the drug delivery ball head is provided with a line bending shape, the drug delivery ball head accords with the human engineering design of the anus and is suitable for the internal structure of the anus, the problem that the sphincter is resisted to squeeze out and fall off the drug due to the fact that the anus is in a tight shrinkage state for a long time in the drug delivery process is relieved.

The utility model aims to solve the technical problems, and adopts the following further technical scheme:

Optionally, the anus drug delivery device is characterized in that the pushing piece is made of nitrile rubber material, the drug delivery rod is made of polystyrene material, and the sleeve is made of polypropylene material;

According to the design of the scheme, on one hand, the nitrile rubber material, the polystyrene material and the polypropylene material can be medical and sanitary grade materials, and accord with the industry standard, and on the other hand, the nitrile rubber material is used, so that the pushing sheet material contacted with the anus is soft and comfortable, the anus is not easy to scratch, the purpose of easy fracture of the unidirectional cutting groove is considered, the administration rod is made of the polystyrene material, the material is hard and brittle, the sleeve is made of the polypropylene material, and the unidirectional toothed ring is considered to be firm and durable and difficult to deform and fracture.

Optionally, the anus applicator is described above, wherein the sleeve is integrally formed with the unidirectional ring gear;

By means of the design of the scheme, the adhesive force between the sleeve and the unidirectional toothed ring is stronger, the unidirectional toothed ring is not easy to break away from the sleeve, and therefore the unidirectional grooving is broken by means of the clamping force of the unidirectional toothed ring in the process of drawing the drug delivery rod.

Optionally, the anus drug delivery device is characterized in that a pushing handle for pushing the drug delivery rod is arranged at the rear end of the drug delivery rod;

The design of above-mentioned scheme is convenient for medical staff to promote the pole of dosing and develop the dosing through pushing away the handle.

Optionally, the anus applicator is described above, wherein a rear end of the sleeve is provided with tabs in a circumferential direction;

Further alternatively, the anus drug delivery device is characterized in that a conical limiting block is circumferentially arranged at a position, close to the lug, of the drug delivery rod, and the conical limiting block can be abutted against the lug;

According to the design of the scheme, on one hand, medical staff can be physically blocked from being polluted by hands in the process of drug delivery by virtue of the design of the lug, and on the other hand, the conical limiting block is in contact with the lug, so that anus deep limiting is carried out in the process of drug delivery of the drug delivery rod, and the drug delivery is accurately limited;

Optionally, the anus drug delivery device comprises an arc-shaped chute and an arc-shaped cover plate matched with the chute, wherein the chute and the cover plate can be in sliding connection;

further alternatively, in the anus drug delivery device, one end of the cover plate is provided with a protruding block, one side of the sleeve, which is abutted against the cover plate, is provided with a limiting groove, and when the cover plate covers the drug delivery window, the protruding block is inserted into the limiting groove;

Above-mentioned scheme's design opens and doses the window and can apply the medicine to the sleeve pipe internally, and the one end of apron is equipped with protruding piece, and the sleeve pipe is provided with the spacing groove in one side that the apron offset, and when the apron lid closed doses the window, protruding piece peg graft in the spacing inslot for the apron of dosing the window is difficult for shaking open, moreover through the setting of dosing the window, finishes the back placing the medicine, closes it, can realize that the sleeve pipe is inside isolated with outside, difficult pollution anus dosing device's internal environment.

Optionally, the anus applicator is described above, wherein an outer surface of the sleeve is provided with a lubricant coating;

the design of the scheme can play a role in lubrication in the process of inserting the sleeve into the anus, and is not easy to cause stimulation of physiological response of the anus.

Optionally, the anus applicator is described above, wherein the incision depth of the unidirectional incision at the narrowest point is 1/3 of the diameter of the applicator rod;

According to the design of the scheme, the depth proportion of the unidirectional cutting groove is designed, so that the unidirectional cutting groove position of the drug administration rod is easier to break.

The beneficial effects of the utility model are as follows:

On one hand, the application designs the administration ball head, the administration ball head is formed by integrally forming a hollow hemispherical body and a hollow round table, which is beneficial to the anus administration device to extend into the anus of a patient, reduces the stimulation to the anus, has a line bending shape, accords with the human engineering design of the anus, is suitable for the internal structure of the anus, and relieves the problem that the sphincter muscle resists extrusion and falling off of the medicine due to the fact that the anus is in a tight and contracted state for a long time; on the other hand, a plurality of unidirectional slots are circumferentially arranged on the drug delivery rod at the position close to the push plate, a unidirectional toothed ring matched with the unidirectional slots is circumferentially arranged on the inner wall of the sleeve, when the drug delivery rod finishes pushing the drug to the anus, if a medical staff uses the drug delivery rod again, the drug delivery rod cannot be pulled out due to the unidirectional clamping effect between the unidirectional slots and the unidirectional toothed ring in the process of pulling the drug delivery rod, if the drug delivery rod is pulled out forcibly, the front end of the drug delivery rod can form fracture marks along the circumferential direction of the unidirectional slots, a part of the front end of the drug delivery rod is communicated with the push plate to be broken in the sleeve together, so that the drug delivery rod is damaged and cannot be reused, and used marks are left.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

Drawings

Fig. 1 is a schematic cross-sectional view of the anal applicator according to an embodiment of the present utility model, prior to administration;

fig. 2 is a schematic cross-sectional view of the anal applicator according to the embodiment of the present utility model after administration;

FIG. 3 is a schematic cross-sectional view showing the structure of the anus applicator according to the embodiment of the present utility model, in which the applicator rod is broken after being forcibly pulled out after the end of the application;

FIG. 4 is a schematic partial perspective view of the cannula and the delivery window of the anal applicator according to an embodiment of the present utility model;

The parts in the drawings are marked as follows:

A sleeve 1;

A dosing window 11; a chute 111; a cover plate 112; a bump 113; a limit groove 114;

A unidirectional ring gear 12; a dosing ball 13; an ear piece 14;

An administration rod 2;

a push plate 21; a unidirectional slot 22; a push handle 23; and a tapered stopper 24.

Description of the embodiments

The following specific embodiments of the utility model are described in order to provide those skilled in the art with an understanding of the present disclosure. The utility model may be embodied in other different forms, i.e., modified and changed without departing from the scope of the utility model.

Examples

The present application provides a disposable anal drug delivery device, as shown in fig. 1 to 4, comprising: the medicine feeding device comprises a sleeve 1 with a cavity and a medicine feeding rod 2 capable of moving in the cavity of the sleeve 1, wherein a medicine feeding window 11 capable of being opened and closed is formed in the periphery of the sleeve 1, and the medicine feeding device is characterized in that: the front end of the sleeve 1 is provided with a medicine feeding ball head 13, the medicine feeding ball head 13 is formed by integrally forming a hollow hemispherical body and a hollow round table, the front end of the medicine feeding rod 2 is provided with a push plate 21 which can be matched with a cavity of the sleeve 1, the cross section size of the push plate 21 is equal to that of the cavity, the medicine feeding rod 2 is circumferentially provided with a plurality of unidirectional cutting grooves 22 at a position close to the push plate 21, and the circumferential direction of the inner wall of the sleeve 1 is provided with a unidirectional toothed ring 12 which is matched with the unidirectional cutting grooves 22;

In this embodiment, on the one hand, design has the bulb of dosing, the bulb of dosing is formed by hollow hemisphere and hollow round platform integrated into one piece, be favorable to anus ware to go deep into patient's anus, reduce the stimulation to the anus, the bulb of dosing has the crooked form of line, the bulb of dosing accords with the ergonomic design of anus, it is suited with the internal structure of anus, alleviate the problem that the sphincter takes place to resist extrusion whereabouts with the medicine because of the anus is in the tight shrink state for a long time, on the other hand, the pole of dosing is provided with a plurality of one-way cutting grooves in the position department circumference that is close to the push plate, the inner wall circumference of sheathed tube is provided with the one-way toothed ring with one-way cutting groove looks adaptation, when the pole of dosing finishes after pushing medicine to the anus, if medical staff used once more, in the in-process of pull pole of dosing, because one-way cutting groove and one-way toothed ring between the one-way joint effect, make the pole of dosing can not pull out, if the pole of dosing can be under the effect of forced pull, make the pole of dosing break in one-way cutting groove department, thereby damaged the pole of dosing has left the trace of using simultaneously.

In this embodiment, the push plate 21 is made of nitrile rubber, the drug delivery rod 2 is made of polystyrene, and the sleeve 1 is made of polypropylene, so that on one hand, the nitrile rubber, the polystyrene and the polypropylene can be medical and sanitary materials, which meet the industry standard, and on the other hand, the nitrile rubber is used to make the push plate contacting with the anus soft and comfortable, not easy to scratch the anus, and considering the easy breaking purpose of the unidirectional slot, the drug delivery rod is made of polystyrene, the material is hard and brittle, and the sleeve is made of polypropylene, and considering that the unidirectional tooth ring needs to be firm and durable and not easy to deform and break.

In this embodiment, the sleeve 1 and the unidirectional ring 12 are integrally formed, so that the adhesive force between the sleeve and the unidirectional ring is stronger, and the unidirectional ring is not easy to break away from the sleeve, so that the unidirectional slot is broken by means of the clamping force of the unidirectional ring in the process of drawing the drug delivery rod.

In this embodiment, the rear end of the administration rod 2 is provided with a pushing handle 23 for an operator to push the administration rod 2, so that a medical staff can push the administration rod to perform administration through the pushing handle.

In this embodiment, the rear end of the sleeve 1 is provided with lugs 14 in the circumferential direction; still further, the medicine feeding rod 2 is close to the position department circumference of tab 14 is equipped with toper stopper 24, toper stopper 24 can with tab 14 is inconsistent, and the design of tab makes medical staff can physical separation hand pollution at the in-process of dosing on the one hand, and on the other hand toper stopper and the design that the tab supported the contact for the in-process of dosing of medicine feeding rod has carried out anus and has gone into spacingly deeply, more accurate spacing is dosed.

In this embodiment, the administration window 11 includes an arc-shaped chute 111 and an arc-shaped cover plate 112 matched with the chute 111, and the chute 111 and the cover plate 112 can be slidably inserted; still further, the one end of apron 112 is equipped with protruding piece 113, sleeve pipe 1 is in one side that apron 112 offloaded is provided with spacing groove 114, works as apron 112 lid closes when dosing window 11, protruding piece 113 peg graft in spacing groove 114, open dosing window can apply the medicine to the sleeve pipe in, the one end of apron is equipped with protruding piece, the sleeve pipe is provided with the spacing groove in one side that the apron offloaded, when the apron lid closes dosing window, protruding piece peg graft in the spacing groove for dosing window's apron is difficult for shaking open, and through the setting of dosing window, after placing the medicine, close it, can realize that the sleeve pipe is inside to be isolated with outside, difficult pollution anus dosing ware's internal environment.

In this embodiment, the lubricant coating is disposed on the outer surface of the sleeve 1, which can perform a lubrication function during insertion of the sleeve into the anus, so that the physiological response of the anus is not easy to be stimulated.

In this embodiment, the depth of the incision of the unidirectional incision 22 at the narrowest part is 1/3 of the diameter of the administration rod 2, and the unidirectional incision position of the administration rod can be more easily broken by designing the proportion of the depth of the unidirectional incision.

The working process and working principle of the utility model are as follows:

the anus drug delivery device is used for drug delivery process:

opening the package of the unused anus drug delivery device, manually carrying the push handle of the drug delivery rod, pulling and moving the push piece at the head of the drug delivery rod from the inside of the sleeve to a small amount behind the drug delivery window, opening the drug delivery window, keeping the protruding block away from the limit groove, pulling the cover plate along the chute, putting the drug into the sleeve through the drug delivery window, closing the drug delivery window, gradually covering the cover plate along the chute until the protruding block is completely inserted into the limit groove, and finishing the drug delivery process;

The administration process of the anus administration device:

The drug delivery ball head penetrates into the anus of a patient, the pushing handle of the drug delivery rod is manually lifted, the drug delivery rod is pushed until the pushing piece of the drug delivery rod moves the drug to the forefront end of the drug delivery ball head of the sleeve, at the moment, the drug falls into the anus, the unidirectional cutting groove on the drug delivery rod is clamped with the unidirectional tooth ring, the clamped intermittent sound can be heard, the lug on the sleeve is abutted against the conical limiting block on the drug delivery rod, and after the drug delivery process is finished, the drug delivery ball head of the anus drug delivery device is manually separated from the anus, at the moment, the drug delivery rod is in a limiting state and cannot be pulled for use;

anal applicator damage procedure:

The push handle of the medicine feeding rod is manually lifted, so that the medicine feeding rod is pulled out from the sleeve, at the moment, the medicine feeding rod cannot be pulled out due to the unidirectional cutting groove and the unidirectional toothed ring on the medicine feeding rod, if the medicine feeding rod is pulled out forcefully, the front end of the medicine feeding rod can form fracture marks along the circumferential direction of the unidirectional cutting groove, a part of the front end of the medicine feeding rod can be communicated with the push piece to fracture in the sleeve, obvious fracture marks can appear on the medicine feeding rod, and the damage process is finished.

The foregoing description is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures made by the description of the utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are equally included in the scope of the utility model.

Claims (10)

1. The utility model provides a disposable anus ware of dosing, its characterized in that includes sleeve pipe (1) and can be in the cavity of sleeve pipe (1) interior movable medicine feeding pole (2), the window (11) of dosing that can open and shut, its characterized in that are seted up to the periphery of sleeve pipe (1): the front end of sleeve pipe (1) is provided with bulb (13) of dosing, bulb (13) of dosing is by hollow hemisphere and hollow round platform integrated into one piece, the front end of dosing pole (2) be provided with can with pushing away piece (21) of the cavity looks adaptation of sleeve pipe (1), pushing away piece (21) with the cross-sectional dimension of cavity equals, dosing pole (2) be close to the position department circumference of pushing away piece (21) is provided with a plurality of unidirectional cutting grooves (22), the inner wall circumference of sleeve pipe (1) be provided with unidirectional ring gear (12) of unidirectional cutting groove (22) looks adaptation.

2. A disposable anal applicator according to claim 1, wherein: the push plate (21) is made of nitrile rubber material, the drug administration rod (2) is made of polystyrene material, and the sleeve (1) is made of polypropylene material.

3. A disposable anal applicator according to claim 1, wherein: the sleeve (1) and the unidirectional toothed ring (12) are integrally formed.

4. A disposable anal applicator according to claim 1, wherein: the rear end of the drug delivery rod (2) is provided with a push handle (23) for pushing the drug delivery rod (2) by an operator.

5. A disposable anal applicator according to claim 1, wherein: the rear end of the sleeve (1) is provided with lugs (14) in the circumferential direction.

6. A disposable anal applicator according to claim 5, wherein: the drug delivery rod (2) is circumferentially provided with a conical limiting block (24) at a position close to the lug (14), and the conical limiting block (24) can be abutted against the lug (14).

7. A disposable anal applicator according to claim 1, wherein: the dosing window (11) comprises an arc-shaped sliding groove (111) and an arc-shaped cover plate (112) matched with the sliding groove (111), and the sliding groove (111) and the cover plate (112) can be in sliding connection.

8. A disposable anal applicator according to claim 7, wherein: one end of the cover plate (112) is provided with a protruding block (113), one side of the sleeve (1) propped against the cover plate (112) is provided with a limiting groove (114), and when the cover plate (112) covers the drug administration window (11), the protruding block (113) is inserted into the limiting groove (114).

9. A disposable anal applicator according to claim 1, wherein: the outer surface of the sleeve (1) is provided with a lubricant coating.

10. A disposable anal applicator according to claim 1, wherein: the incision depth of the unidirectional incision (22) at the narrowest part is 1/3 of the diameter of the administration rod (2).