Embedded excrement collecting device with negative pressure after enema

Abstract

The embedded excrement collecting device comprises an anal tube (1), a flushing bag (2) and a negative pressure aspirator (3), a suction tube (4) and an enema tube (5) which are communicated with an inner cavity of the anal tube (1) are arranged at the tail end of the anal tube (1), the end portion of the suction tube (4) is connected with the negative pressure aspirator (3), and the end portion of the enema tube (5) is connected with the flushing bag (2). An expansion attaching portion (6) is arranged on the outer side wall of the front end of the anal tube (1), an inflation tube (7) is arranged on the side portion of the rear end of the anal tube (1), and an inflation channel (8) communicated with the inflation tube (7) and the expansion attaching portion (6) is arranged in the wall of the anal tube (1). The anus fixing device is comprehensively attached to the anus wall of a patient, and therefore excrement is effectively prevented from leaking out; in addition, fluid in the pipeline can be prevented from being mixed, and the use safety is improved.

Description

Technical Field

[0001] The utility model relates to the field of medical instruments, in particular to an embedded feces collecting device with negative pressure after enema. Background Art

[0002] For constipated patients, enema can be performed on demand according to the symptoms, while elderly people with dementia and disability who are bedridden for a long time may suffer from fecal incontinence during enema. In order to reduce the occurrence of this situation, many enema devices have appeared on the market. For example, Chinese utility model patent with announcement number CN208492819U discloses a negative pressure enema device that can accurately measure the outflow volume of clean enema liquid. Specifically, it includes an enema bag, a negative pressure drainage bottle and other components. After the enema, the negative pressure drainage bottle actively sucks out the feces. However, the enema tube of this device has a problem of poor fit after being inserted into the patient's anus, and feces may still leak out from the gap, and the reliability of use is poor. Utility Model Content

[0003] The purpose of the utility model is to provide an embedded feces collection device with negative pressure after enema. The utility model fully fits the anal wall of the patient, thereby effectively preventing feces from leaking out; in addition, the utility model can prevent the mixing of fluids in the pipeline and improve the safety of use.

[0004] The technical solution of the utility model is as follows: an embedded feces collection device with negative pressure after enema, comprising an anal canal, a flushing bag and a negative pressure aspirator, wherein the tail end of the anal canal is provided with a suction tube and an enema tube connected with the inner cavity thereof, the end of the suction tube is connected with the negative pressure aspirator, and the end of the enema tube is connected with the flushing bag; an expansion fitting portion is provided on the outer side wall of the front end of the anal canal, an inflation tube is provided on the side of the rear end of the anal canal, and an inflation channel connecting the inflation tube and the expansion fitting portion is provided in the wall of the anal canal.

[0005] In the above-mentioned embedded feces collection device with negative pressure after enema, the anal tube includes a plastic inner hose connected to the suction tube and the enema tube, the outer side of the plastic inner hose is wrapped with a fitted outer hose, the expansion fitting part includes an inflatable film arranged at the front end of the fitted outer hose, the inflatable film and the outer wall of the fitted outer hose are closed to form an expansion cavity; the inflation channel is arranged in the wall of the fitted outer hose; the inflation tube is arranged on the outer side of the rear end of the fitted outer hose.

[0006] In the aforementioned embedded feces collection device with negative pressure after enema, the ends of the inner plastic hose and the outer plastic hose are flush.

[0007] In the aforementioned embedded feces collection device with negative pressure after enema, a mounting shell is provided at the tail end of the anal canal, and a first tube cavity connected to the anal canal, a second tube cavity connected to the suction tube, and a third tube cavity connected to the enema tube are provided in the mounting shell; an air pressure cavity is also provided in the middle of the mounting shell, and the bottom of the air pressure cavity is connected to the suction tube through a pipeline; the upper end of the second tube cavity is connected to the lower part of the first tube cavity; the upper end of the third tube cavity is connected to the upper part of the first tube cavity; a movably connected connecting block is provided in the first tube cavity, a transverse channel adapted to the second tube cavity or the third tube cavity is provided in the connecting block, and a longitudinal channel coaxial with the first tube cavity and connected to the transverse channel is provided on the top of the connecting block; a piston is provided in the air pressure cavity, and a connecting rod connected to the connecting block is provided on the piston.

[0008] In the aforementioned embedded feces collection device with negative pressure after enema, the bending parts of the first tube cavity, the second tube cavity and the third tube cavity have arc transitions.

[0009] In the aforementioned embedded feces collection device with negative pressure after enema, a sealing gasket wrapping the connecting rod is provided in the installation shell.

[0010] In the aforementioned embedded feces collection device with negative pressure after enema, the movable distance of the piston is consistent with the distance between the second lumen and the third lumen.

[0011] In the aforementioned embedded feces collection device with negative pressure after enema, the head end of the anal canal is an oblique opening.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The rear end of the anal canal of the utility model is provided with a suction tube and an enema tube connected with the inner cavity thereof, the end of the suction tube is connected with the negative pressure suction device, and the end of the enema tube is connected with the flushing bag; an expansion fitting portion is provided on the outer side wall of the front end of the anal canal, an inflation tube is provided on the side of the rear end of the anal canal, and an inflation channel connecting the inflation tube and the expansion fitting portion is provided in the anal canal wall; when in use, the enema tube is connected to the flushing bag, the suction tube is connected to the negative pressure suction device, the anal canal is inserted into the patient's anus, and then the inflation tube is connected to the inflation pump, and the expansion fitting portion is inflated through the inflation channel, and the expanded expansion fitting portion is fully fitted with the anal wall to reduce the gap after expansion; the liquid in the flushing bag enters the patient's body through the path of the enema tube and the anal canal to realize enema, and after the enema is completed, the feces and other impurities are actively sucked into the suction tube by the negative pressure suction device and discharged, and the suction tube is always fully fitted with the patient's anal wall during the process, thereby effectively preventing feces from leaking, and having good reliability in use.

[0014] 2. The anal tube of the utility model comprises an inner plastic hose connected with a suction tube and an enema tube, the outer side of the inner plastic hose is wrapped with a fitted outer hose, the expansion fitting portion comprises an inflatable film arranged at the front end of the fitted outer hose, the inflatable film and the outer wall of the fitted outer hose are closed to form an expansion cavity; the inflation channel is arranged in the wall of the fitted outer hose; the inflation tube is arranged on the outer side of the rear end of the fitted outer hose; gas is injected from the inflation tube through the inflation channel to the expansion cavity to realize the expansion of the inflatable film, during which the inflatable film expands outward and is blocked by the fitted outer hose to effectively prevent the plastic inner hose from being squeezed, and at the same time the plastic inner hose has a certain hardness to provide support inside, so that the user can control the anal tube easily.

[0015] 3. The rear end of the anal canal of the utility model is provided with a mounting shell, in which a first tube cavity connected to the anal canal, a second tube cavity connected to the suction tube, and a third tube cavity connected to the enema tube are provided; an air pressure cavity is also provided in the middle of the mounting shell, and the bottom of the air pressure cavity is connected to the suction tube through a pipeline; the upper end of the second tube cavity is connected to the lower part of the first tube cavity; the upper end of the third tube cavity is connected to the upper part of the first tube cavity; a movably connected connecting block is provided in the first tube cavity, and a transverse channel adapted to the second tube cavity or the third tube cavity is provided in the connecting block, and a longitudinal channel coaxial with the first tube cavity and connected to the transverse channel is provided on the top of the connecting block; A piston is provided in the air pressure chamber, and a connecting rod connected to the connecting block is provided on the piston; when the negative pressure suction device does not perform suction during the enema operation, the pressure in the piston remains unchanged and is maintained at the upper end of the air pressure chamber, the transverse channel is connected to the third tube cavity on the upper side, and the liquid smoothly enters the anal canal through the longitudinal channel. When suction is performed after the enema is completed, the air pressure is reduced to cause the piston to move downward, and the transverse channel leaves the third tube cavity to reach the second tube cavity position, connecting the suction tube and the anal canal, and the impurities sucked out will not enter the enema tube, effectively avoiding the poor utilization rate of the flushing liquid and the leakage of feces from the enema tube due to the mixing of the fluids in each tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the anal canal of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the installation shell of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the longitudinal channel of the utility model.

[0020] The markings in the accompanying drawings are: 1-anal canal; 2-flushing bag; 3-negative pressure aspirator; 4-suction tube; 5-enema tube; 6-expansion fitting part; 7-inflation tube; 8-inflation channel; 9-mounting shell; 10-first tube cavity; 11-second tube cavity; 12-air pressure cavity; 13-third tube cavity; 14-connecting block; 15-transverse channel; 16-longitudinal channel; 17-piston; 18-connecting rod; 19-sealing gasket; 20-plastic inner hose; 21-fitting outer hose. DETAILED DESCRIPTION

[0021] The present invention is further described below in conjunction with the accompanying drawings and embodiments, but they are not intended to limit the present invention.

[0022] Embodiment: An embedded feces collection device with negative pressure after enema, as shown in the attached Figure 1 As shown, it includes an anal canal 1, a flushing bag 2 and a negative pressure aspirator 3. The anal canal is made of polyvinyl chloride material. The flushing bag is filled with flushing liquid and is usually placed on a hanger for use. The negative pressure aspirator includes a pump body, a suction port and an exhaust port. The pump body is pressed to discharge the internal gas to form a negative pressure and suction is performed through the suction port. The tail end of the anal canal 1 is connected with a suction tube 4 and an enema tube 5 connected with its inner cavity. The ends of the suction tube and the enema tube are both provided with quick-connect plugs. The end of the suction tube 4 is connected to the negative pressure aspirator 3, and the end of the enema tube 5 is connected to the flushing bag 2; an expansion fitting portion 6 is provided on the outer side wall of the front end of the anal canal 1, and an inflation tube 7 is formed on the side of the rear end of the anal canal 1 by melt bonding. The end of the inflation tube has an inflation joint, which is quickly connected to the inflation pump through the inflation joint. An inflation channel 8 connecting the inflation tube 7 and the expansion fitting portion 6 is opened in the wall of the anal canal 1; as shown in the attached Figure 2 As shown, the anal canal 1 includes a plastic inner hose 20 connected to the suction tube 4 and the enema tube 5, the outer side of the plastic inner hose 20 is wrapped with a fitted outer hose 21, the expansion fitting portion 6 includes an inflatable film 22 formed on the front end of the fitted outer hose 21 in a melt-bonded manner, and the inflatable film 22 and the outer wall of the fitted outer hose 21 are closed to form an expansion cavity 23; the inflation channel 8 is arranged in the wall of the fitted outer hose 21; the inflation tube 7 is arranged on the outer side of the rear end of the fitted outer hose 21; the ends of the plastic inner hose 20 and the fitted outer hose 21 are flush; as shown in the attached Figure 3 and attached Figure 4As shown, the tail end of the anal canal 1 is connected to a mounting shell 9 made of plastic material via a quick-connect socket, and the mounting shell 9 is integrally formed with a first tube cavity 10 connected to the anal canal 1, a second tube cavity 11 connected to the suction tube 4, and a third tube cavity 13 connected to the enema tube 5; an air pressure cavity 12 is also opened in the middle of the mounting shell 9, and the bottom of the air pressure cavity 12 is connected to the suction tube 4 through a molded pipeline; the upper end of the second tube cavity 11 is connected to the lower part of the first tube cavity 10; the upper end of the third tube cavity 13 is connected to the upper part of the first tube cavity 10; a connecting block 14 is movably connected in the first tube cavity 10, and a transverse channel 15 adapted to the second tube cavity 11 or the third tube cavity 13 is opened in the connecting block 14, and a longitudinal channel 16 coaxial with the first tube cavity 10 and connected to the transverse channel 15 is opened at the top of the connecting block 14, and the top of the longitudinal channel The edges are chamfered to facilitate the entry of liquid; a piston 17 is movably connected to the air pressure chamber 12, and the movement of the piston forms an air pressure change. A connecting rod 18 connected to the connecting block 14 is integrally formed on the piston 17, and quick interfaces corresponding to the first tube cavity, the second tube cavity and the third tube cavity are also formed on the outside of the mounting shell, which are convenient for quick connection with the anal canal, suction tube and enema tube; the bending parts of the first tube cavity 10, the second tube cavity 11 and the third tube cavity 13 have arc transitions, which are conducive to the passage of fluid; the mounting shell 9 is filled with a sealing gasket 19 wrapped around the connecting rod 18, and the sealing gasket squeezes the connecting rod to improve air tightness; the movable distance of the piston 17 is consistent with the distance between the second tube cavity 11 and the third tube cavity 13, ensuring that the transverse channel can fully overlap with the second tube cavity and the third tube cavity; the head end of the anal canal 1 is an oblique opening.

[0023] Working principle: when in use, the enema tube 5 is connected to the flushing bag 2, the suction tube 4 is connected to the negative pressure suction device 3, the anal canal 1 is inserted into the patient's anus, and then the inflation tube 7 is connected to the inflation pump, and the expansion fitting part 6 is inflated through the inflation channel 8. After expansion, the expansion fitting part 6 fully fits with the anal wall to reduce the gap; the liquid in the flushing bag 2 enters the patient's body through the enema tube 5 and the anal canal 1 to achieve enema. After the enema is completed, the feces and other impurities are actively sucked into the suction tube 4 through the negative pressure suction device 3 and discharged. During the process, it always fits fully with the patient's anal wall, thereby effectively preventing feces from leaking, and has good reliability in use.

[0024] The above embodiments only express the implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. In this embodiment, up, down, left, right, front, and back only represent their relative positions and do not represent their absolute positions. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. An embedded feces collection device with negative pressure after enema, comprising an anal canal (1), a flushing bag (2) and a negative pressure aspirator (3), characterized in that: The tail end of the anal canal (1) is provided with a suction tube (4) and an enema tube (5) which are connected to the inner cavity thereof, the end of the suction tube (4) is connected to the negative pressure suction device (3), and the end of the enema tube (5) is connected to the flushing bag (2); an expansion fitting portion (6) is provided on the outer wall of the front end of the anal canal (1), an inflation tube (7) is provided on the rear end side of the anal canal (1), and an inflation channel (8) which is connected to the inflation tube (7) and the expansion fitting portion (6) is provided in the wall of the anal canal (1); a mounting shell (9) is provided at the tail end of the anal canal (1), and a first tube cavity (10) which is connected to the anal canal (1), a second tube cavity (11) which is connected to the suction tube (4), and a third tube cavity (13) which is connected to the enema tube (5); a middle part of the mounting shell (9) is also provided with a There is an air pressure chamber (12), the bottom of which is connected to the suction tube (4) through a pipeline; the upper end of the second tube cavity (11) is connected to the lower part of the first tube cavity (10); the upper end of the third tube cavity (13) is connected to the upper part of the first tube cavity (10); a movable connecting block (14) is provided in the first tube cavity (10), a transverse channel (15) adapted to the second tube cavity (11) or the third tube cavity (13) is provided in the connecting block (14), and a longitudinal channel (16) coaxial with the first tube cavity (10) and connected to the transverse channel (15) is provided at the top of the connecting block (14); a piston (17) is provided in the air pressure chamber (12), and a connecting rod (18) connected to the connecting block (14) is provided on the piston (17).

2. The embedded feces collection device with negative pressure after enema according to claim 1, characterized in that: The anal canal (1) comprises a plastic inner hose (20) connected to a suction tube (4) and an enema tube (5); the outer side of the plastic inner hose (20) is wrapped with a fitted outer hose (21); the expansion fitting portion (6) comprises an inflatable film (22) arranged at the front end of the fitted outer hose (21); the inflatable film (22) and the outer wall of the fitted outer hose (21) are closed to form an expansion cavity (23); the inflation channel (8) is arranged in the wall of the fitted outer hose (21); and the inflation tube (7) is arranged on the outer side of the rear end of the fitted outer hose (21).

3. The embedded feces collection device with negative pressure after enema according to claim 2, characterized in that: The ends of the plastic inner hose (20) and the outer hose (21) are flush.

4. The embedded feces collection device with negative pressure after enema according to claim 1, characterized in that: The bending parts of the first tubular cavity (10), the second tubular cavity (11) and the third tubular cavity (13) have arc transitions.

5. The embedded feces collection device with negative pressure after enema according to claim 1, characterized in that: A sealing gasket (19) wrapping the connecting rod (18) is arranged in the installation shell (9).

6. The embedded feces collection device with negative pressure after enema according to claim 1, characterized in that: The movable distance of the piston (17) is consistent with the distance between the second tube cavity (11) and the third tube cavity (13).

7. The embedded feces collection device with negative pressure after enema according to claim 1, characterized in that: The head end of the anal canal (1) is an oblique opening.

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