CN112774009A

CN112774009A - Special rectum drug delivery device for digestive system department

Info

Publication number: CN112774009A
Application number: CN202110287637.3A
Authority: CN
Inventors: 王燕; 陈芬荣; 全晓静; 宋亚华
Original assignee: Second Affiliated Hospital School of Medicine of Xian Jiaotong University
Current assignee: Second Affiliated Hospital School of Medicine of Xian Jiaotong University
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-05-11

Abstract

The invention belongs to the technical field of medical instruments, and particularly discloses a special rectal administration device for a digestive system department, which comprises a needle cylinder and an anus dilator, wherein the top end of the needle cylinder is provided with a joint, the outer surface of the joint is sleeved with an injection head, the injection head is screwed and fixed with the joint through a connecting seat, the outer surface of the injection head is fixedly provided with a plurality of uniformly distributed grooves, through holes are formed in the grooves and penetrate through the injection head, the top end of the injection head is provided with holes, the anus dilator can dilate an anus and a part of the inside of the anus, a drug administration needle cylinder can conveniently enter the anus, the top of the anus dilator is provided with a valve, the valve is provided with a cross opening, when the drug administration needle cylinder enters the anus dilator, the valve is tightly attached to the drug administration needle cylinder through the cross opening on the valve, the needle cylinder is prevented from sliding down, and injected drugs can not flow out along with the anus, so that the medicine is kept in the rectum and the treatment effect is improved.

Description

Special rectum drug delivery device for digestive system department

Technical Field

The invention relates to the technical field of medical instruments, in particular to a rectal administration device special for the department of gastroenterology.

Background

Rectal administration refers to a method of administration by which a drug is delivered into the intestinal tract through the anus, rapidly absorbed through the rectal mucosa into the general circulation, and exerts its pharmacological effects to treat systemic or local diseases. For symptoms, symptoms such as fever, cough, wheeze, diarrhea and the like can be treated; for specific diseases, the traditional Chinese medicine composition can be used for treating common pediatric diseases such as upper respiratory tract infection, acute bronchitis, bronchiolitis, infantile pneumonia, bronchial asthma, autumn diarrhea, bacterial enteritis, bacillary dysentery, febrile convulsion, varicella, parotitis and the like.

Because the administration part of rectal administration is special and sensitive, the direct entering of the administration device has strong foreign body sensation, so that the administration device is not easy to enter the rectum and can be used only by the help of medical staff.

Accordingly, one skilled in the art provides a rectal administration device for gastroenterology to solve the problems set forth in the background art above.

Disclosure of Invention

The invention aims to provide a rectal administration device special for digestive system department, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a special rectum of gastroenterology device of dosing, includes the cylinder and expands the anus ware, the bottom of cylinder is equipped with the top and is equipped with the joint, the surface cover that connects is equipped with the injection head, the injection head pass through the connecting seat with it is fixed to connect the spiro union, the surface of injection head has set firmly a plurality of evenly distributed's recess, the through-hole has been seted up to the inside of recess, the through-hole runs through the injection head, the hole has been seted up on the top of injection head, the bottom of expanding the anus ware has set firmly the baffle, the top of expanding the anus ware has set firmly the outer loop, the surface of expanding the anus ware has set firmly anti-skidding line, the inside of outer loop has set firmly the valve, the cross opening has been seted.

As a still further scheme of the invention: a cavity is formed in the needle cylinder, and a push rod is arranged in the cavity.

As a still further scheme of the invention: the push rod is connected with the needle cylinder in a sliding mode, and a piston is fixedly arranged at the top end of the push rod.

As a still further scheme of the invention: and a push plate is fixedly arranged at the bottom end of the push rod.

As a still further scheme of the invention: an inner cavity is formed in the needle cylinder.

As a still further scheme of the invention: the bottom of cylinder is equipped with the connecting plate, the connecting plate bottom is equipped with the connection lid, the connection lid with the connecting plate block is connected.

As a still further scheme of the invention: the top end of the connecting cover is fixedly provided with a rubber plug, and the rubber plug is in sliding connection with the needle cylinder.

Compared with the prior art, the invention has the beneficial effects that:

1. the anus and a part of the inside of the anus can be expanded by the anus expander, so that a medicine feeding needle cylinder can conveniently enter the anus expander, the top of the anus expander is provided with a valve, the valve is provided with a cross opening, when the medicine feeding needle cylinder enters the anus expander, the valve is tightly attached to the medicine feeding needle cylinder through the cross opening on the valve, the needle cylinder is prevented from sliding, and meanwhile, the injected medicine cannot flow out along with the anus expander, so that the medicine is kept in the rectum, and the treatment effect is improved;

2. in the device, the inner cavity is arranged in the needle cylinder, and the rubber plug is arranged at the bottom of the inner cavity, so that in winter or in cold weather, the medicine is cold and can be uncomfortable for a patient when directly entering the rectum, warm water can be added into the inner cavity, then the rubber plug is plugged, the temperature of the medicine is raised, the comfort is improved, and the discomfort is reduced;

3. through set up a plurality of evenly distributed's through-hole in the injection head for it is more even when the medicine injection, and the injection head is rugby shape, can reduce friction, makes the injection head get into more conveniently.

Drawings

FIG. 1 is a schematic structural diagram of a rectal administration device special for the department of gastroenterology;

FIG. 2 is a schematic structural diagram of an anus dilator in a rectal administration device special for the department of gastroenterology;

FIG. 3 is a schematic structural diagram of a valve in a rectal administration device special for the department of gastroenterology;

FIG. 4 is a schematic structural diagram of an injection head of a rectal administration device special for digestive system department;

fig. 5 is a schematic view of the internal structure of a needle cylinder in a rectal administration device special for the department of gastroenterology.

In the figure: 1. a needle cylinder; 11. an inner cavity; 12. a connecting cover; 13. a joint; 14. a connecting plate; 15. a rubber plug; 16. a cavity; 2. a push rod; 21. pushing the plate; 22. a piston; 3. an injection head; 31. a groove; 32. a through hole; 33. a connecting seat; 34. a hole; 4. an anal dilator; 41. a baffle plate; 42. an outer ring; 43. a cross opening; 44. anti-skid lines; 45. and (4) a valve.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present invention, a rectal administration device special for a gastroenterology department includes a needle cylinder 1 and an anus dilator 4, a top end of the needle cylinder 1 is provided with a joint 13, an injection head 3 is sleeved on an outer surface of the joint 13, the injection head 3 is fixed to the joint 13 through a connecting seat 33 in a threaded manner, a plurality of grooves 31 are fixedly disposed on an outer surface of the injection head 3, through holes 32 are disposed inside the grooves 31, the through holes 32 penetrate through the injection head 3, a hole 34 is disposed at a top end of the injection head 3, a baffle 41 is fixedly disposed at a bottom end of the anus dilator 4, an outer ring 42 is fixedly disposed at a top end of the anus dilator 4, anti-slip threads 44 are fixedly disposed on an outer surface of the anus dilator 4, a valve 45 is fixedly disposed inside the outer ring 42, and an.

In the embodiment, the connector 13 arranged at the top end of the syringe 1 can connect the injection heads 3 with different lengths according to different patients, through arranging a plurality of evenly distributed through holes 32 in the injection head 3, the medicine is more even when injected, the injection head 3 is in a football shape, so that friction can be reduced, the injection head 3 can enter more conveniently, the anus and a part of the inside of the anus can be expanded by the anus expander 4, the administration needle cylinder 1 can enter conveniently, the anti-skid lines 44 on the outer surface of the anus expander 4 can prevent the anus expander 4 from falling off, meanwhile, the valve 45 is arranged at the top of the anus expander 4, the valve 45 is provided with a cross opening 43, when the administration syringe 1 enters, the valve 45 is clung to the administration syringe 1 through the cross-shaped opening 43 on the valve 45, so as to avoid the syringe 1 from sliding down, meanwhile, the injected medicine cannot flow out along with the anus dilator 4, so that the medicine is kept in the rectum.

In fig. 1: push rod 2 and syringe 1 sliding connection, the top of push rod 2 has set firmly piston 22, and the bottom of push rod 2 has set firmly push pedal 21, and push pedal 21 can make things convenient for personnel to promote, and push pedal 21 promotes push rod 2 simultaneously, and push rod 2 promotes piston 22, and piston 22 promotes the medicine and gets into the rectum.

In fig. 5: cavity 16 has been seted up to the inside of cylinder 1, be equipped with push rod 2 in the cavity 16, inner chamber 11 has been seted up to the inside of cylinder 1, the bottom of cylinder 1 is equipped with connecting plate 14, connecting plate 14 bottom is equipped with connection lid 12, it is connected with connecting plate 14 block to connect lid 12, it has set firmly rubber buffer 15 to connect lid 12 top,

rubber buffer

15 and 1 sliding connection of cylinder, cavity 16 can accept the medicine, and can make push rod 2 slide in cylinder 1, inner chamber 11 in the cylinder 1 is equipped with rubber buffer 15 simultaneously bottom the inner chamber 11, when winter or weather are comparatively cold, the medicine is comparatively cold, it can be uncomfortable with the patient directly to get into the rectum, warm water can be added in inner chamber 11, plug up rubber buffer 15 again, the thing of dosing heaies up, the.

The working principle of the invention is as follows: through the joint 13 arranged at the top end of the syringe 1, the injection heads 3 with different lengths and sizes can be connected according to different patients, through a plurality of through holes 32 which are uniformly distributed are arranged in the injection head 3, so that the medicine injection is more uniform, the injection head 3 is in an olive ball shape, the friction can be reduced, the injection head 3 can more conveniently enter, the anus and one part inside the anus can be expanded by the arranged anus expander 4, the medicine administration syringe 1 can conveniently enter, meanwhile, the valve 45 is arranged at the top of the anus expander 4, the cross opening 43 is arranged on the valve 45, when the medicine administration syringe 1 enters, the valve 45 is tightly attached to the medicine administration syringe 1 through the cross opening 43 on the valve 45, the syringe 1 is prevented from sliding down, meanwhile, the injected medicine can not flow out along with the anus expander 4, so that the medicine is kept in the rectum, the push rod 2 is in sliding connection with the syringe 1, the top end of the push rod 2, the bottom end of the push rod 2 is fixedly provided with a push plate 21, the push plate 21 can be conveniently pushed by a person, meanwhile, the push plate 21 pushes the push rod 2, the push rod 2 pushes a piston 22, the piston 22 pushes a medicine to enter the rectum, a cavity 16 is formed in the syringe 1, the push rod 2 is arranged in the cavity 16, an inner cavity 11 is formed in the syringe 1, a connecting plate 14 is arranged at the bottom end of the syringe 1, a connecting cover 12 is arranged at the bottom end of the connecting plate 14, the connecting cover 12 is connected with the connecting plate 14 in a clamping manner, a rubber plug 15 is fixedly arranged at the top end of the connecting cover 12, the rubber plug 15 is connected with the syringe 1 in a sliding manner, the cavity 16 can contain the medicine and can enable the push rod 2 to slide in the syringe 1, the inner cavity 11 in the syringe 1 is also provided with the rubber plug 15 at the bottom of the inner, the temperature of the medicine is increased, the comfort is improved, and the discomfort is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. The utility model provides a special rectum of gastroenterology device of dosing, includes cylinder (1) and expands anus ware (4), its characterized in that, the bottom of cylinder (1) is equipped with the top and is equipped with joint (13), the surface cover of joint (13) is equipped with injection head (3), injection head (3) through connecting seat (33) with it is fixed to connect (13) spiro union, the surface of injection head (3) has set firmly recess (31) of a plurality of evenly distributed, through-hole (32) have been seted up to the inside of recess (31), through-hole (32) run through injection head (3), hole (34) have been seted up on the top of injection head (3), the bottom of expanding anus ware (4) has set firmly baffle (41), the top of expanding anus ware (4) has set firmly outer loop (42), the surface of expanding anus ware (4) has set firmly anti-skid thread (44), a valve (45) is fixedly arranged in the outer ring (42), and a cross opening (43) is formed in the surface of the valve (45).

2. The rectal administration device special for the department of gastroenterology according to claim 1, characterized in that the syringe (1) has a cavity (16) opened therein, and the push rod (2) is arranged in the cavity (16).

3. The rectal administration device special for the department of gastroenterology according to claim 2, characterized in that the push rod (2) is connected with the needle cylinder (1) in a sliding manner, and a piston (22) is fixedly arranged at the top end of the push rod (2).

4. The rectal administration device special for the department of gastroenterology according to claim 3, characterized in that the bottom end of the push rod (2) is fixedly provided with a push plate (21).

5. The rectal administration device for department of gastroenterology according to claim 1, characterized in that the syringe (1) has an inner cavity (11) formed therein.

6. The rectal administration device special for the department of gastroenterology according to claim 1, characterized in that a connecting plate (14) is arranged at the bottom end of the needle cylinder (1), a connecting cover (12) is arranged at the bottom end of the connecting plate (14), and the connecting cover (12) is connected with the connecting plate (14) in a clamping manner.

7. The rectal administration device special for the department of gastroenterology according to claim 6, wherein a rubber plug (15) is fixedly arranged at the top end of the connecting cover (12), and the rubber plug (15) is slidably connected with the needle cylinder (1).