CN111921028A - Enema device for gastroenterology - Google Patents

Abstract

The invention discloses an enema device for gastroenterology. It relates to the field of medical devices, including: an intubation tube, a catheter and a liquid storage tank that are connected to each other; a fixing device is movably arranged on the intubation tube, and the fixing device includes a first fixing airbag, a second fixing airbag and an air guide channel that are integrally formed. . The invention has simple structure and convenient operation. During the enema process, the first fixed airbag and the second fixed airbag respectively realize the fixation of the enema device on the inner and outer sides of the anus, which can effectively avoid the prolapse of the enema device and avoid the secondary placement of the tube to the patient. At the same time, the water-absorbing cotton set on the first fixed air bag can effectively absorb the liquid, avoid the leakage of liquid, and greatly improve the comfort of the patient; Locking is performed to prevent the first and second fixed airbags from moving backward along the air guide channel due to resistance during the intubation process, which improves the intubation speed.

Description

A gastroenterology enema device

technical field

The invention relates to the field of medical instruments, in particular to an enema device for gastroenterology.

Background technique

An enema in medicine is the operation of draining fluid through the anus to irrigate the rectum. There are uses for the treatment of diseases. The utensils and liquids used must be medical, otherwise it is easy to cause danger. In addition to infection caused by unclean instruments, improper operation can also cause intestinal perforation, heart failure caused by excessive fluid absorption, electrolyte imbalance, etc.

Regarding the enema device in the prior art, the specific conditions are: 1., the existing enema device, by manpower, inserts and pulls out the enema tube, which is more inconvenient to insert and pull out, and can cause discomfort to the patient; and there is slippage of the enema tube in the enema process , it has to be implanted twice, which increases the pain of the patient and brings inconvenience to both the patient and the medical staff. ②It is inconvenient for medical staff to read the remaining amount of enema liquid, and it is inconvenient for medical staff to know the temperature of enema liquid in real time. Often because the temperature of enema liquid is too high, the enema liquid scalds the patient's rectum, and it is inconvenient to replace the intubation. , can not be reused, can not quickly infuse the enema liquid into the patient's rectum, which affects the efficiency of the enema. Therefore, an improved enema device is proposed.

SUMMARY OF THE INVENTION

In view of the above problems, the present invention provides an enema device for gastroenterology.

The technical scheme of the present invention is: an enema device for gastroenterology, comprising a cannula with an arc-shaped top, a catheter and a liquid storage tank; the tail end of the cannula is connected to one end of the catheter, and the other end of the catheter is connected to on the reservoir;

A fixing device is clamped on the cannula;

The fixing device includes an integrally formed first fixing airbag, a second fixing airbag and a cylindrical air guide channel matching the shape of the intubation tube, and the first fixing airbag is arranged on the fixing device near the top of the intubation tube. At one end, the second fixed airbag is arranged on one end of the fixing device close to the tail end of the intubation tube; the air guide channel communicates with the first fixed airbag and the second fixed airbag.

Further, the first fixed air bag is provided with water-absorbing cotton along the circumference, and an inflatable air bag is connected to one end of the second fixed air bag.

Further, the inner diameter of the fixing device is larger than the outer diameter of the cannula;

The outer diameter of the first fixed air bag and the second fixed air bag is larger than the outer diameter of the air guide channel;

The outer diameter of the end of the air guide channel close to the first fixed airbag is larger than the outer diameter of the end close to the second fixed airbag;

The first fixed air bag is trumpet-shaped, and its opening faces the second fixed air bag.

Further, an installation channel runs through the air guide channel along the axial direction, and the installation channel extends to the first fixed airbag and the second fixed airbag respectively.

Further, a locking portion is arranged on the air guide channel, which is arranged on the end of the air guide channel close to the first fixed air bag;

The locking portion comprises two semi-circular rings matched with the air guide channel, the two semi-circular rings are movably connected to each other, and the joints of the two semi-circular rings are communicated with each other;

A number of cone-shaped protrusions are evenly distributed between the inner walls of the two semi-circular rings, the protrusions are respectively connected with the semi-circular rings, and the diameter of one end facing the air guide channel is larger than that of the semi-circular ring. The diameter of one end of the connection, and the convex surface facing the guide channel is provided with an arc matching with the outer wall of the air guide channel.

Further, a locking inflatable air bag is connected to the semi-circular ring through a trachea;

The semi-circular ring is also provided with an inflatable port and a plug matched with the inflatable port, and a pull wire is provided on the plug.

Further, a flow regulating valve is also installed on the conduit;

A heating rod is installed inside the liquid storage tank.

The beneficial effects of the present invention are as follows: the present invention has a simple structure and is easy to operate. During the enema process, the first fixed airbag and the second fixed airbag are used to fix the enema device on the inner and outer sides of the anus, which can effectively avoid the prolapse of the enema device. It avoids the pain caused by the second intubation to the patient, and at the same time, the water-absorbing cotton set on the first fixed airbag effectively absorbs the liquid, avoids the leakage of the liquid, and greatly improves the comfort of the patient; It can effectively lock the fixing device to prevent the first and second fixing airbags from moving backward along the air guide channel due to resistance during the intubation process, which improves the speed of intubation.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is another kind of structural representation of the present invention;

Fig. 3 is the structural representation of the fixing device in the present invention;

Fig. 4 is the structural representation of the locking part in the present invention;

In the figure, 1 is the cannula, 2 is the catheter, 3 is the liquid storage tank, 4 is the first fixed air bag, 5 is the second fixed air bag, 6 is the air guide channel, 7 is the inflation air bag, and 8 is the semi-circle.

201 is the flow regulating valve, 301 is the heating rod, 401 is the absorbent cotton, 601 is the installation channel, 801 is the bulge, 802 is the inflation port, 803 is the plug, and 804 is the pull wire.

Detailed ways

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation of the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In order to illustrate the technical solution of the present invention more clearly, the technical solution of the present invention is further described in detail below in conjunction with the accompanying drawings:

As shown in the figure; a gastroenterology enema device, comprising an arc-shaped cannula 1, a catheter 2 and a liquid storage tank 3; the tail end of the cannula 1 is connected to one end of the catheter 2, and the catheter 2 The other end is connected to the liquid storage tank 3;

A fixing device is clamped on the cannula 1;

The fixing device includes an integrally formed first fixing air bag 4, a second fixing air bag 5 and a cylindrical air guide channel 6 that matches the shape of the cannula 1. The first fixing air bag 4 is arranged on the fixing device. One end close to the top end of the cannula 1, the second fixed airbag 5 is arranged on the fixing device at one end close to the tail end of the cannula 1; the air guide channel 6 communicates with the first fixed airbag 4 and the second fixed airbag 5;

Its function is: one end of the cannula 1 is connected to a liquid storage tank 3 through the catheter 2, and a movably matched card on the cannula 1 is provided with a fixing device, which can fix the cannula 1 after the cannula 1 is inserted into the anus.

Further, the first fixed air bag 4 is provided with a water-absorbing cotton 401 along the circumference, and the water-absorbing cotton 401 is arranged on one end of the first fixed air bag 4 near the top end of the cannula 1;

An inflatable air bag 7 is connected to one end of the second fixed air bag 5;

Its function is: the first fixed air bag 4 and the second fixed air bag 5 are connected through the air guide channel 6, and the fixing device can be clamped on the outer wall of the cannula 1 when in use. The repeated use of the device improves the multiple utilization of the fixed device and saves resources;

The absorbent cotton 401 is used to prevent the liquid from leaking from the anus, and the inflatable airbag 7 is used to clamp the anus between the first fixed airbag and the second fixed airbag 5 after inflation, so as to realize the fixation of the enema device and avoid the displacement of the enema device. .

Further, the inner diameter of the fixing device is larger than the outer diameter of the cannula 1; this is convenient for the fixing device to be clamped on the outer wall of the cannula 1;

The outer diameter of the first fixed air bag 4 and the second fixed air bag 5 is larger than the outer diameter of the air guide channel 6;

The outer diameter of the end of the air guide channel 6 close to the first fixed air bag 4 is larger than the outer diameter of the end close to the second fixed air bag 5;

The first fixed airbag 4 is trumpet-shaped, and its opening faces the second fixed airbag 5; the first fixed airbag 4 is trumpet-shaped, and the opening direction of the trumpet is opposite to the second fixed airbag 5, such an arrangement , is to make the first fixed air bag 4 fit well with the anus, similar to the principle of a suction cup.

Further, an installation channel 601 runs through the air guide channel 6 along the axial direction, and the installation channel 601 extends to the first fixed airbag 4 and the second fixed airbag 5 respectively;

An installation channel 601 is opened on the fixing device, that is, the middle is a broken ring, which is convenient for the fixing device to be sleeved on the cannula 1 through the broken opening, and the quick installation and removal of the fixing device is realized. At the same time can be used again.

Further, a locking portion is arranged on the air guide channel 6, which is arranged on the end of the air guide channel 6 close to the first fixed air bag 4;

The locking portion includes two semi-circular rings 8 matched with the air guide channel 6, the two semi-circular rings 8 are movably connected to each other, and the connection points of the two semi-circular rings 8 are mutually connected. connected;

A number of cone-shaped protrusions 801 are evenly distributed between the inner walls of the two semi-circles 8 . The protrusions 801 communicate with the semi-circles 8 respectively and have a diameter of one end facing the air guide channel 6 . The diameter of one end connected to the semi-circular ring 8 is larger than the diameter of the end, and the surface of the protrusion 801 facing the guide channel 6 is provided with an arc that matches the outer wall of the air guide channel 6 .

Further, a locking inflatable air bag is connected to the semi-circular ring 8 through a trachea;

An inflation port 802 and a plug 803 matching the inflation port 802 are also provided on the half ring 8 , and a pull wire 804 is provided on the plug 803 .

Preferably, the fixing device is rectangular in the open state, the first fixing airbag 4 and the second fixing airbag 5 are both elongated, and both ends are closed;

Further, a flow regulating valve 201 is also installed on the conduit 2;

A heating rod 301 is installed inside the liquid storage tank 3;

Its functions are: the flow regulating valve 201 is used to adjust the flow rate of the catheter 2 ; in addition, in order to improve the comfort of the patient, a heating rod 301 is provided in the liquid storage tank 3 .

Embodiment 1: a gastroenterology enema device as shown in Figure 1, comprising:

Intubation 1, the top of intubation 1 is arc-shaped, and the tail end is connected to one end of catheter 2;

Liquid storage tank 3, the other end of the liquid storage tank 3 is connected to the conduit 2;

A fixing device, the fixing device is movably arranged on the cannula 1 , the fixing device includes a first fixing airbag 4 , a second fixing airbag 5 and an air guide channel 6 which are integrally formed, and the first fixing airbag 4 is arranged near the top of the cannula 1 . , the air guide channel 6 is connected to the first fixed air bag 4 and the second fixed air bag 5, the outer diameters of the first and second fixed air bags are larger than the outer diameter of the air guide channel 6, and the second fixed air bag 5 is connected to the inflatable air bag 7;

After the cannula 1 is inserted into the rectum, the second fixed air bag 5 is inflated through the inflatable air bag 7. Since the first and second fixed air bags and the air guide channel 6 are connected to each other, the first and second fixed air bags are gradually Inflated, the first and second fixing airbags are respectively clamped on the inner and outer sides of the anus to realize the fixation of the intubation tube 1, avoid the intubation tube 1 from falling out, and avoid the pain caused by the secondary intubation to the patient.

In order to prevent the first fixed airbag 4 from protruding out of the anus, the first fixed airbag 4 is trumpet-shaped, and the opening of the trumpet is toward the second fixed airbag 5. Such a structure of the first fixed airbag 4 can fit well with the anus, similar to a sucker. At the same time, in order to avoid the leakage of liquid from the anus, the first fixed air bag 4 is also provided with water-absorbing cotton 401 along the circumference, and the water-absorbing cotton 401 is arranged on one end of the first fixed air bag 4 near the top direction of the cannula 1, so that through The absorbent cotton 401 can effectively absorb the liquid, so as to prevent the liquid from leaking out of the anus and causing discomfort to the patient;

In order to improve the comfort of the patient during the use of the enema device, a heating rod 301 can be set in the liquid storage tank 3 to increase the temperature of the enema solution and reduce the discomfort caused by the lower temperature to the human body; A flow regulating valve 201 is provided to control the speed of liquid entering the body and improve the comfort of the human body.

Embodiment 2: As shown in FIG. 2 , the locking portion includes two semi-circular rings 8 matched with the air guide channel 6 . One ends of the two semi-circular rings 8 are movably connected to each other, and the two semi-circular rings at the connection 8 are connected with each other, and a plurality of projections 801 are evenly distributed between the inner walls of the two semi-circles 8, and the plurality of projections 801 are respectively communicated with the half-circles 8; the two half-circles 8 are opened along the junction, and then It is clamped on the air guide channel 6 to realize the locking of the air guide channel 6. The diameter of the semi-circular ring 8 is smaller than the diameter of the first fixed air bag 4 and the second fixed air bag 5; When on the channel 6, the half ring 8 may not be inflated. After being clamped on the air guide channel 6, the half ring 8 is connected with an inflatable air bag 7 through the trachea. 8, to achieve the locking of the air guide channel 6.

The half ring 8 is also provided with an inflatable port 802 and a plug 803 matching the inflatable port 802. The plug 803 is provided with a pull wire 804. After the cannula 1 and the first fixed balloon 4 enter the rectum, pull the pull wire 804, so that the pull wire 804 is pulled. The plug is separated from the inflation port to realize the deflation of the half ring 8, and then continue to pull the pull wire 804 until the two half rings 8 are prolapsed from the anus; in order to facilitate the two half rings 8 to prolapse from the rectum, the air guide channel 6 The outer diameter of one end of the first fixed air bag 4 is larger than the outer diameter of one end close to the second fixed air bag 5 , that is, the resistance received by the two semicircular rings 8 during the process of being pulled out is getting smaller and smaller, which is convenient for being pulled out.

Embodiment 3: As shown in FIG. 3 , the air guide channel 6 is a cylindrical shape that matches the cannula 1, and the air guide channel 6 is provided with an installation channel 601 along the axial direction, and the installation channel 601 extends to the first When using the fixed airbag 4 and the second fixed airbag 5, the air guide channel 6, the installation channel 601 of the first fixed airbag 4 and the second fixed airbag 5 are opened, and then sleeved on the corresponding position of the intubation tube 1 to realize Installation of fixing device and cannula 1;

In order to prevent the fixing device from moving backwards along the cannula 1 during the insertion of the cannula 1, the air guide channel 6 is provided with a locking portion, and the locking portion is arranged near one end of the first fixing balloon 4, and the locking portion passes through the locking portion. Realizing the locking of the fixing device can effectively prevent the fixing device from moving along the cannula 1 to the tail end of the cannula 1 due to resistance during the insertion of the cannula 1 .

As shown in FIG. 4 , the protrusion 801 is tapered, and the diameter of one end facing the air guide channel 6 is larger than the diameter of the end connected to the semi-circular ring 8 , and the surface of the protrusion 801 facing the air guide channel 6 is provided with an air guide channel. 6. Arc shape with matching outer wall; that is, in the process of inflating the two semi-circles 8, the bulge 801 is also filled with gas to expand, and the arc-shaped bulge surface is conducive to better matching with the air guide channel 6 , and the arc-shaped end is also relatively large, which increases the contact area between the protrusion 801 and the air guide channel 6 and realizes the locking of the air guide channel 6 .

The present invention has simple structure and convenient operation. During the enema process, the first fixing airbag 4 and the second fixing airbag 5 respectively realize the fixing of the enema device on the inner and outer sides of the anus, which can effectively avoid the prolapse of the enema device and avoid the secondary tube placement. The pain brought to the patient, at the same time, the water-absorbing cotton 401 set on the first fixed air bag 4 effectively absorbs the liquid, avoids liquid leakage, and greatly improves the comfort of the patient; The fixing device is effectively locked to prevent the first and second fixing balloons from moving backward along the air guide channel 6 due to resistance during the intubation 1 process, which improves the speed of the intubation 1; between the intubation 1 and the fixing device After insertion, the other parts inside the locking part can be released, and the locking part can be pulled out at the same time, and then the first and second fixed airbags can be inflated, so as to improve the comfort of the human body.

Claims (7)

1. An enema device for digestive system department is characterized by comprising a cannula, a conduit and a liquid storage tank, wherein the top end of the cannula is arc-shaped; the tail end of the intubation is connected with one end of a guide pipe, and the other end of the guide pipe is connected to the liquid storage tank;

a fixing device is clamped on the insertion tube;

the fixing device comprises a first fixing air bag, a second fixing air bag and a cylindrical air guide channel, wherein the first fixing air bag, the second fixing air bag and the cylindrical air guide channel are integrally formed, the cylindrical air guide channel is matched with the appearance of the insertion tube, the first fixing air bag is arranged at one end, close to the top end of the insertion tube, of the fixing device, and the second fixing air bag is arranged at one end, close to the tail end of the insertion tube, of the fixing device; the air guide channel is communicated with the first fixed air bag and the second fixed air bag.

2. An enema device according to claim 1, wherein the first fixing balloon is circumferentially provided with absorbent cotton, and the second fixing balloon is connected at one end thereof with an inflatable balloon.

3. An enema device according to claim 1, wherein the fixing means has an inner diameter larger than the outer diameter of the cannula;

the outer diameters of the first fixed air bag and the second fixed air bag are larger than the outer diameter of the air guide channel;

the outer diameter of the air guide channel close to one end of the first fixed air bag is larger than that of the air guide channel close to one end of the second fixed air bag;

the first fixed air bag is horn-shaped, and the opening of the first fixed air bag faces the second fixed air bag.

4. An enema device according to claim 1, wherein an installation passage is formed through the air guide passage in the axial direction, and the installation passage extends to the first fixing balloon and the second fixing balloon, respectively.

5. An enema device for digestive system department according to claim 1, wherein a locking part is provided on the air guide passage and is provided at one end of the air guide passage adjacent to the first fixing bladder;

the locking part comprises two semicircular rings matched with the air guide channel, the two semicircular rings are movably connected with each other, and the connecting parts of the two semicircular rings are mutually communicated;

the inner walls of the two semicircular rings are uniformly provided with a plurality of conical bulges, the bulges are communicated with the semicircular rings, the diameter of one end of the bulge facing the air guide channel is larger than that of one end of the bulge connected with the semicircular rings, and the arc matched with the outer wall of the air guide channel is arranged on the bulge facing the air guide channel.

6. An enema device according to claim 5, wherein a locking inflatable air bag is connected to the semicircular ring through an air tube;

the semicircular ring is also provided with an inflation inlet and a plug matched with the inflation inlet, and the plug is provided with a pull wire.

7. An enema device according to claim 1, wherein a flow rate control valve is further installed on the tube;

and a heating rod is arranged in the liquid storage tank.

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