CN212522690U

CN212522690U - Hand-held drug delivery device for anorectal department

Info

Publication number: CN212522690U
Application number: CN202020331880.1U
Authority: CN
Inventors: 谢涓贞; 朱兆玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-02-12
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a hand-held drug delivery device for anorectal department, which comprises a body, wherein the body is a cylindrical cavity, one end of the body is provided with an opening, the other end of the body is provided with a drug outlet tube through the side wall, the inner surface of the body is provided with a piston, the piston faces one end of a connecting rod fixedly connected with the center of the outer surface of one side of the opening, the other end of the connecting rod is fixedly connected with a movable block, the outer side wall of the movable block is provided with a thread, the inner surface of the body close to one end of the opening is provided with a rotating groove, the inner side wall of the rotating groove is connected with an annular slider in a sliding manner, the inner surface of the annular slider is fixedly connected with a rotating sleeve, the inner side wall of the rotating sleeve is provided with an internal thread, and the rotating sleeve is meshed with the movable, and the dosage is easy to control.

Description

Hand-held drug delivery device for anorectal department

Technical Field

The utility model relates to the technical field of medical equipment, the specific field is a handheld device of dosing of anus intestines branch of academic or vocational study.

Background

The anorectal department is mainly responsible for treating diseases of the posterior digestive tract and the anal region, the anorectal diseases are very frequent diseases of people, particularly hemorrhoids, and are caused by venous masses formed by extravasated blood, expansion and buckling of venous plexus under the lower part of the rectum submucosa and the anal canal skin, in China, hemorrhoids are the most common anorectal diseases, the treatment of early hemorrhoids mainly depends on hemorrhoid suppository and external application medicine, at present, the medicine delivery modes of the hemorrhoid suppository and the hemorrhoid ointment are manual medicine delivery, which are simple and rough, but also is very unsanitary and is very easy to cause bacterial infection to aggravate the illness, and because of the internal pressure of the anus, after the medicine delivery is completed, the medicine contacted with the anus is possibly pressed back to the medicine device, so that the device and the medicine are polluted, and great waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a handheld device of dosing of anus intestines branch of academic or vocational study to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a handheld device of dosing of anus intestines branch of academic or vocational study, includes the body, the body is cylindrical cavity, the one end of body is equipped with the opening, the other end lateral wall of body runs through and is equipped with out the pencil, the internal surface of body is equipped with the piston, the piston orientation the one end of open-ended one side surface center fixedly connected with connecting rod, the other end fixedly connected with movable block of connecting rod, the lateral wall of movable block is equipped with the screw thread, the body is close to open-ended one end internal surface is equipped with rotates the groove, the inside wall sliding connection who rotates the groove has annular slider, the internal surface fixedly connected with of annular slider rotates the sleeve pipe, it is equipped with the internal thread to rotate sheathed tube inside wall, just rotate the sleeve.

Preferably, it includes the main part to go out the pencil, the main part is cylindrical tubular structure, the inside wall of main part is equipped with the ring channel, the ring channel with the coaxial setting of body, the main part is kept away from the first annular limiting plate of the one end internal surface fixedly connected with of body, the main part is kept away from the one end internal surface of first annular limiting plate is equipped with second annular limiting plate, the inside wall sliding connection of main part has the movable sleeve, the lateral wall of movable sleeve corresponds ring channel department is equipped with a plurality of through-holes, movable sleeve's one end with the contact of second annular limiting plate, the movable sleeve's the other end with be equipped with the spring between the first annular limiting plate.

Preferably, a slope is arranged on one side surface, facing the movable sleeve, of the second annular limiting plate.

Preferably, the outer surface of the main body is provided with a fixing ring, and the outer surface of the fixing ring is screwed with an injection head.

Preferably, the end of the injection head remote from the body is tapered.

Preferably, the inner surface of the body is provided with a sliding groove, the sliding groove is parallel to the axis of the body, and a sliding block is arranged on the surface of the piston corresponding to the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a handheld device of dosing of anus intestines branch of academic or vocational study, through setting up mobilizable piston in the body is inside, thereby extrude the medicine, the completion send the medicine, one end through at the body sets up rotatable rotating sleeve pipe, connect the movable block through the connecting rod on the piston simultaneously, through with movable block and rotating sleeve pipe spiro union, thereby when rotating sleeve pipe and rotating, can drive the piston and remove, through the auto-lock characteristic that has between the screw thread, prevent that the medicine from flowing back under the pressure effect, the dosage is also easily controlled simultaneously, send the pencil through the setting, make the medicine push movable sleeve pipe removal under the pressure of piston, and then flow by ring channel and through-hole, send the medicine, the risk of medicine backward flow has further been prevented.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the main sectional structure of the medicine outlet tube of the present invention;

FIG. 3 is a schematic view of the left side cross-section of the main body of the present invention;

fig. 4 is a schematic view of the left-side sectional structure of the body of the present invention.

In the figure: 1-body, 2-opening, 3-medicine outlet pipe, 301-main body, 302-annular groove, 303-first annular limiting plate, 304-second annular limiting plate, 305-movable sleeve, 306-through hole, 307-spring, 4-piston, 5-connecting rod, 6-movable block, 7-rotating groove, 8-annular slide block, 9-rotating sleeve, 10-fixed ring, 11-injection head, 12-sliding groove and 13-sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a hand-held drug delivery device for anorectal department comprises a body 1, as shown in figure 1, wherein the body 1 is a cylindrical cavity and is convenient to hold, an opening 2 is formed in one end of the body 1, a drug outlet pipe 3 penetrates through the other end side wall of the body 1, the drug outlet pipe 3 is located in the center of the side wall of the body 1, the drug outlet pipe 3 is communicated with the inside of the body 1, drugs are stored in the body 1, a piston 4 is arranged on the inner surface of the body 1, the surface of the piston 4 is in contact with the inner surface of the body 1, the piston 4 can push the drugs to be delivered out from the drug outlet pipe 3 in the moving process, the piston 4 faces one end of a connecting rod 5 fixedly connected to the center of the outer surface of one side of the opening 2, the connecting rod 5 is located at the axis center of the body 1, and a movable block 6 is fixedly connected to the other end of the connecting rod 5, the lateral wall of movable block 6 is equipped with the screw thread, body 1 is close to the one end internal surface of opening 2 is equipped with rotates groove 7, rotate groove 7 be the annular and with 1 coaxial setting of body, the inside wall sliding connection who rotates groove 7 has annular slider 8, annular slider 8 can rotate the inside rotation in groove 7, the internal surface fixedly connected with of annular slider 8 rotates sleeve pipe 9, the inside wall that rotates sleeve pipe 9 is equipped with the internal thread, just rotate sleeve pipe 9 with the meshing of movable block 6, thereby work as when rotating sleeve pipe 9 rotates, can drive movable block 6 removes, and then drives connecting rod 5 and promotes piston 4 sees off the medicine, body 1 can be made by transparent material, is convenient for observe the dose.

Specifically, as shown in fig. 2, the medicine outlet tube 3 includes a main body 301, the main body 301 is a cylindrical tubular structure, as shown in fig. 3, an annular groove 302 is formed in an inner side wall of the main body 301, the annular groove 302 and the main body 1 are coaxially disposed, a first annular limiting plate 303 is fixedly connected to an inner surface of one end of the main body 301, which is far away from the main body 1, a second annular limiting plate 304 is arranged on an inner surface of one end of the main body 301, which is far away from the first annular limiting plate 303, a movable sleeve 305 is slidably connected to an inner wall of the main body 301, the movable sleeve 305 is located between the first annular limiting plate 303 and the second annular limiting plate 304, the movable sleeve 305 is a cylindrical pipe member, a sleeve is arranged at one end of the movable sleeve 305, one end, which is far away from an opening, is in contact with the second annular limiting plate, one end of the movable sleeve 305 is in contact with the second ring-shaped limiting plate 304, a spring 307 is arranged between the other end of the movable sleeve 305 and the first ring-shaped limiting plate 303, one end of the spring 307 is located inside the movable sleeve 305, the other end of the spring 307 is in contact with the first ring-shaped limiting plate 303, and the spring 307 enables the movable sleeve 305 to be in close contact with the second ring-shaped limiting plate 304.

Specifically, a side surface of the second annular limiting plate 304 facing the movable sleeve 305 is provided with a slope to facilitate the outflow of the medicine.

Specifically, the outer surface of the main body 301 is provided with a fixing ring 10, the outer surface of the fixing ring 10 is screwed with an injection head 11, as shown in fig. 1, one end of the injection head 11 is used for discharging medicine, and is inserted into the anus of a patient so as to be in contact with the anus of the patient, so that the injection head 11 can be unscrewed after administration, and the equipment cannot be polluted.

Specifically, one end of the injection head 11, which is far away from the body 1, is tapered, so that the injection head can be conveniently inserted into the anus of a patient.

Specifically, the inner surface of the body 1 is provided with a sliding groove 12, the sliding groove 12 is parallel to the axis of the body 1, and the surface of the piston 4 is provided with a sliding block 13 corresponding to the sliding groove 12, so that the connecting rod 5 is prevented from rotating, and when the rotating sleeve 9 rotates, the movable block 6 does not rotate along with the rotating sleeve 9, and can move under the rotation of the rotating sleeve 9.

The working principle is as follows: the utility model discloses when using, will go out pencil 3 and insert the patient anus, rotate rotating sleeve 9, thereby it removes to drive movable block 6, it removes to meet a daily life connecting rod 5 drives piston 4, there is pencil 3 to extrude the medicine of body 1 inside, the medicine produces pressure under piston 4's effect, thereby promote movable sleeve 305 and remove, compression spring 307, the medicine can get into by ring channel 302, get into movable sleeve 305 inside by through-hole 306, finally flow out by going out pencil 3, accomplish and dose, and after accomplishing and dosing, movable sleeve 305 resets under the effect of spring 307, thereby firmly support second annular limiting plate 304, and the medicine that flows makes movable sleeve 305 reverse movement under the pressure effect, thereby unable backward flow.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hand-held drug delivery device for anorectal department, which comprises a body (1) and is characterized in that: the medicine tube is characterized in that the body (1) is a cylindrical cavity, an opening (2) is arranged at one end of the body (1), a medicine tube (3) penetrates through the other end side wall of the body (1), a piston (4) is arranged on the inner surface of the body (1), one end, facing the center of the outer surface of one side of the opening (2), of the piston (4) is fixedly connected with one end of a connecting rod (5), the other end of the connecting rod (5) is fixedly connected with a movable block (6), the outer side wall of the movable block (6) is provided with a thread, a rotating groove (7) is arranged on the inner surface of one end, close to the opening (2), of the body (1), an annular sliding block (8) is connected with the inner side wall of the rotating groove (7) in a sliding manner, a rotating sleeve (9) is fixedly connected with the inner, and the rotating sleeve (9) is engaged with the movable block (6).

2. The anorectal department handheld administration device of claim 1, wherein: the medicine outlet pipe (3) comprises a main body (301), the main body (301) is of a cylindrical tubular structure, the inner side wall of the main body (301) is provided with an annular groove (302), the annular groove (302) is coaxial with the body (1), a first annular limiting plate (303) is fixedly connected to the inner surface of one end of the main body (301) far away from the body (1), a second annular limiting plate (304) is arranged on the inner surface of one end of the main body (301) far away from the first annular limiting plate (303), the inner wall of the main body (301) is connected with a movable sleeve (305) in a sliding way, the side wall of the movable sleeve (305) is provided with a plurality of through holes (306) corresponding to the annular groove (302), one end of the movable sleeve (305) is in contact with the second annular limiting plate (304), a spring (307) is arranged between the other end of the movable sleeve (305) and the first annular limiting plate (303).

3. The anorectal department handheld administration device of claim 2 wherein: the side surface of the second annular limiting plate (304) facing the movable sleeve (305) is provided with a slope.

4. The anorectal department handheld administration device of claim 2 wherein: the surface of main part (301) is equipped with solid fixed ring (10), the surface spiro union of solid fixed ring (10) has injection head (11).

5. The anorectal department handheld administration device of claim 4, wherein: one end of the injection head (11) far away from the body (1) is conical.

6. The anorectal department handheld administration device of claim 1, wherein: the inner surface of the body (1) is provided with a sliding groove (12), the sliding groove (12) is parallel to the axis of the body (1), and a sliding block (13) is arranged on the surface of the piston (4) corresponding to the sliding groove (12).