CN209253925U - an anal applicator - Google Patents

Abstract

The utility model provides an anal drug delivery device, which comprises an inner handle and an injection tube with a cavity inside. One end of the injection tube has a cross valve with one-way opening, and the other end has a push port for inserting the inner handle. The front end has a push head, and the connecting end of the push head and the inner handle has an inner groove. The solid medicine is stored in the injection tube near the cross valve, and the push head pushes out the solid medicine from the one-way opening of the cross valve. The groove is clamped with the one-way opening of the cross valve; the outer peripheral surface of the inner handle also has a destroying device. The utility model has a reasonable structural design, can make the medicine reach the deep part, can administer medicine to the anus without directly touching the hands, is not easy to scratch the anus, effectively prevents infection, and avoids stimulating the anal sphincter to resist extrusion of the medicine, and can use an independent Disposable packaging, easy to carry, hygienic, and convenient for home care for patients who use painkillers for a long time.

Description

an anal applicator

technical field

The utility model relates to the field of medical equipment, especially medical auxiliary equipment, in particular to an anal drug delivery device.

Background technique

At present, when anal administration is adopted, finger pushing is usually required by hand. When finger push is used, the fingers are easily polluted, and the length of the fingers is limited. When deep administration is required, there are deficiencies, and the drug cannot be pushed to the required depth, and drug leakage is prone to occur. In addition, when pushing, the fingers may irritate the anus, causing the sphincter to resist the extrusion of the drug. Therefore, it is necessary to design an anal drug delivery device that can perform reasonable and effective drug administration according to existing needs.

Utility model content

The technical problem to be solved by the utility model is: in order to overcome the deficiencies of the prior art, the utility model provides a reasonable structural design, which is not easy to scratch the anus, not easy to stimulate the anus, so that the medicine can reach the deep part effectively, avoid sphincter resistance, and is easy to carry , an anal applicator that is convenient for patients to use for a long time.

The technical solution adopted by the utility model to solve the technical problem is: an anal drug delivery device, which is used to push solid medicines such as hard capsules or tablets into the deep part of the anus, and includes an inner handle and an injection tube with a cavity inside. One end of the injection tube has a cross valve with one-way opening, and the other end has a push port for inserting the inner handle. The front end of the inner handle has a push head, and the connecting end of the push head and the inner handle has an inner groove. The solid medicine is stored in the injection tube near the cross valve, and the push head pushes the solid medicine forward from the one-way opening of the cross valve, and then the inner groove of the push head engages with the one-way opening of the cross valve; There is also a destroying device on the outer peripheral surface of the inner handle.

Further, in order to facilitate the operator to hold the injection tube and push the inner handle inward, the push port of the injection tube into which the inner handle is inserted has holding wings for the operator to hold and limit.

Further, the tail end of the inner handle has a push handle for the operator to press and push the inner handle. The push handle can generally be designed as a block or sheet structure with a cross-sectional area larger than the cross-sectional area of the inner wall, which is convenient for the operator to push with his thumb.

Further, the cross valve has a cross-shaped opening slit.

Furthermore, the diameter of the largest part of the push head is 1/2 of the opening gap.

Preferably, the push head is mushroom-shaped, and the mushroom shape has a cap and a stalk, that is, the front end of the push head is a cap and the inner groove is a mushroom-shaped stalk.

Further, the said destroying device is a ring-shaped recessed breaking opening on the outer peripheral surface of the inner handle. The breaking opening may preferably be a V-shaped structural design along the axial section of the inner shank, and the tip of the V-shaped structure has a breaking line that facilitates the operator to break the inner shank.

In the above scheme, the applicator will be cleverly designed in a shape similar to a syringe, and the injection tube and the inner handle are used to cooperate, and a cross valve with an opening gap is designed at the front end of the injection tube. By pushing the inner handle, the front end of the push head follows Push the solid medicine out from the opening gap of the cross valve to complete the administration. At the same time, when the push head pushes out the cross valve, the inner groove of the push head is engaged with the opening gap of the cross valve, so that the push head cannot be retracted, ensuring that the sphincter is stimulated and the solid medicine will not be pushed back, ensuring that the solid medicine can stay effectively in the anus. At the same time, a destroying device is designed on the inner handle, which can destroy the shape in time after administration and avoid repeated use.

The beneficial effect of the utility model is that the utility model provides a kind of anal drug delivery device, which has a reasonable structural design, adopts the injection tube with a cross valve design on the top, and designs an inner handle with a destroyed design, so that the medicine can reach the deep part and can Drugs can be administered to the anus without direct contact with the hands. It is non-polluting for one-time use and can effectively prevent infection. At the same time, it is not easy to scratch the anus and avoid stimulating the sphincter in the anus to resist extrusion of the drug. It can also be packaged independently, which is easy to carry and convenient Home care for patients on long-term pain medication.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a schematic structural view of the most preferred embodiment of the utility model.

Fig. 2 is a structural schematic diagram of the inner handle of the best embodiment of the utility model.

Fig. 3 is a schematic structural view of the cross valve in the best embodiment of the present invention.

In the figure 1, the inner handle 2, the injection tube 3, the cross valve 4, the push head 5, the inner groove 6, the holding flank 7, the push handle 8, the opening gap 9, the break.

Detailed ways

Now in conjunction with accompanying drawing, the utility model is described in further detail. These drawings are all simplified schematic diagrams, and only schematically illustrate the basic structure of the utility model, so they only show the configurations related to the utility model.

An anal drug delivery device as shown in Figures 1 to 3 is the best embodiment of the utility model, which is used to push solid medicines such as hard capsules or tablets into the deep part of the anus, including an inner handle 1 and a cavity inside The injection tube 2. In order to make it easier for the operator to hold the injection tube 2 and push the inner handle 1 inward, the push port of the injection tube 2 into which the inner handle 1 is inserted has a holding side wing 6 for the operator to hold and limit. The tail end of the inner handle 1 has a push handle 7 for the operator to press and push the inner handle 1 . The push handle 7 can generally be designed as a block or sheet structure with a cross-sectional area larger than the inner wall cross-sectional area, which is convenient for the operator to push with his thumb.

One end of the injection tube 2 has a cross valve 3 with one-way opening. The other end has a push-in opening for the insertion of the inner handle 1. The front end of the inner handle 1 has a push head 4, and the connecting end of the push head 4 and the inner handle 1 has an inner groove 5 in the circumferential direction. The medicine is stored in the injection tube 2 near the cross valve 3, and the push head 4 pushes out the solid medicine from the one-way opening of the cross valve 3 forward, and the inner groove 5 of the push head 4 is connected with the one-way opening of the cross valve 3 Card access.

Preferably, the cross valve 3 can be made of rubber material, and the thickness of the cross valve 3 is relatively thick, and the cross valve 3 has a cross-shaped opening slit 8 . The diameter of the largest part of the push head 4 is 1/2 of the opening slit 8 . The cross valve 3 can be designed as an outwardly protruding arc surface structure, and after having an opening slit 8 , the solid medicine can be extruded from the opening slit 8 through the push head 4 . The push head 4 is mushroom-shaped, and the mushroom shape has a cap and a stalk, that is, the front end of the push head 4 is a cap, and the inner groove 5 is a mushroom-shaped stalk. The radial cross-sectional area of the cap along the inner stalk 1 is larger than the radial area of the stipe along the inner stalk 1 .

Due to the protruding curved surface structure of the cross valve 3, after opening, it can be pushed out smoothly from the inside to the outside, and the opening gap 8 needs to be squeezed to be retracted inward. When pulling back, the cap of the push head 4 has been pushed out of the opening gap 8, and the stipe is clamped at the opening gap 8. When administering the drug, the cap is stuck in the opening gap 8. If there is no special inward pumping Pull the inner handle 1, and the cross valve 3 cannot be retracted inwardly, which can effectively stop the retreat and prevent the solid medicine from being pushed back into the injection tube 2.

The outer peripheral surface of the inner handle 1 also has a destroying device. The said destroying device is a ring-shaped concave breaking opening 9 on the outer peripheral surface of the inner handle 1 . The breaking opening 9 may preferably be a V-shaped structural design along the axial section of the inner handle 1 , and the tip of the V-shaped structure has a breaking line that facilitates the operator to break the inner handle 1 by breaking it. After administration, it can be destroyed in time by breaking off the breaking line, avoiding repeated use, and one-time use can effectively prevent infection caused by repeated use.

In the above scheme, the applicator will be skillfully designed in a shape similar to a syringe, and the injection tube 2 and the inner handle 1 will be used to cooperate. A cross valve 3 with an opening gap 8 is designed at the front end of the injection tube 2, and the inner handle 1 can be pushed. , the front end of the push head 4 pushes the solid medicine out from the opening gap 8 of the cross valve 3 to complete the administration. At the same time, when the push head 4 pushes out the cross valve 3, the inner groove 5 of the push head 4 is engaged with the opening gap 8 of the cross valve 3, so that the push head 4 cannot be retracted, ensuring that the sphincter is stimulated and the solid medicine will not be pushed back. , to ensure that the solid medicine can effectively stay in the anus.

When in use, solid medicines such as hard capsules or tablets are filled in the injection tube 2, and then correspondingly inserted into the inner handle 1. The operator uses the index finger and middle finger to hold the gripping side 6 of the injection tube 2, and pushes the injection tube 2 into the anus. The pushing head 4 ahead of it advances. The solid medicine is extruded from the opening slit 8 of the cross valve 3 under the push of the push head 4 to complete the administration. When the push head 4 pushes the solid medicine forward, after the cap of the push head 4 is pushed out of the opening gap 8, the opening gap 8 will naturally close and the push head 4 will be clamped at the inner groove 5 of the cap of the push head 4 to avoid The push head 4 is retracted, which effectively prevents the retreat and ensures that the solid medicine stays in the anus. In actual design, the position of the inner groove 5 on the push head 4 can be reasonably designed according to the depth of administration to ensure that the administration position is sufficient and reasonable.

An anal drug delivery device designed in this way has a reasonable structural design, adopts an injection tube 2 with a cross valve 3 on the top and an inner handle 1 with a destructive design inside the injection tube 2, so that the drug can reach the deep part without direct injection. The drug can be administered to the anus when it is in contact with the hands. It is non-polluting for one-time use, effectively prevents infection, is not easy to scratch the anus, and avoids stimulating the anal sphincter to resist extrusion of drugs. It can also be individually packaged, easy to carry, and convenient for long-term use for pain relief Home care for patients on medication.

Inspired by the above ideal embodiment according to the utility model, through the above description content, relevant staff can completely make various changes and modifications within the scope of not deviating from the technical idea of the utility model. The technical scope of this utility model is not limited to the content in the description, but must be determined according to the scope of the claims.

Claims (7)

1. An anal drug delivery device is used to push solid medicaments such as hard capsules or tablets to the deep part of the anus. One end of the tube (2) has a cross valve (3) with one-way opening, and the other end has a push port for inserting the inner handle (1). The front end of the inner handle (1) has a push head (4). The connecting end of the push head (4) and the inner handle (1) has an inner groove (5), and the solid medicine is stored in the injection tube (2) near the position of the cross valve (3), and the push head (4 ) pushes out the solid medicine from the one-way opening of the cross valve (3) forward, and then the inner groove (5) of the push head (4) engages with the one-way opening of the cross valve (3); the inner handle (1) There is also a destroying device on the outer peripheral surface. 2. An anal drug delivery device as claimed in claim 1, characterized in that: the injection tube (2) has a holding wing ( 6). 3. An anal drug delivery device according to claim 1, characterized in that: the tail end of the inner handle (1) has a push handle (7) for the operator to press and push the inner handle (1). 4. An anal applicator according to claim 1, characterized in that: said cross valve (3) has a cross-shaped opening gap (8). 5. An anal drug delivery device according to claim 4, characterized in that: the diameter of the largest part of the push head (4) is 1/2 of the opening gap (8). 6. An anal applicator as claimed in claim 5, characterized in that: the push head (4) is mushroom-shaped, and the mushroom shape has a cap and a stipe, that is, the front end of the push head (4) It is a cap and a mushroom-shaped stipe at the inner groove. 7. An anal drug delivery device according to claim 1, characterized in that: the said destroying device is a ring-shaped concave breaking opening (9) on the outer peripheral surface of the inner handle (1).