CN214859880U

CN214859880U - Single-cavity stomach wall cleaner

Info

Publication number: CN214859880U
Application number: CN202121903083.7U
Authority: CN
Inventors: 钟延美
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2021-11-26
Anticipated expiration: 2031-08-16

Abstract

The utility model relates to the technical field of gastric lavage medical equipment, in particular to a single-cavity gastric wall cleaner. The gastric lavage liquid feeding device comprises a gastric tube and a three-way valve, wherein two detachable branch pipes of the three-way valve are respectively used for connecting a gastric lavage liquid input pipe and an output pipe, a plunger capable of moving axially is arranged in an inner cavity of the gastric tube, the plunger blocks a liquid injection hole or is positioned above the liquid injection hole when positioned at a top dead center, and the plunger is positioned above the liquid injection hole when positioned at a bottom dead center; the lower end of the plunger is connected with the hollow balloon, the upper end of the plunger is connected with a pull wire, and the tail end of the pull wire penetrates through the three-way valve and is connected to the buckle. The cleaning device is provided with a contractible hollow sacculus, and the sacculus is hidden in a stomach tube during intubation, so that the discomfort of a patient is not increased; the input and discharge efficiency of the gastric lavage fluid is high; the hollow saccule can play a role in cleaning the stomach wall after being released, has good cleaning effect on mucus attached to the stomach wall, and is beneficial to improving the gastric lavage effect and reducing the time spent in gastric lavage.

Description

Single-cavity stomach wall cleaner

Technical Field

The utility model relates to the technical field of gastric lavage medical equipment, in particular to a single-cavity gastric wall cleaner.

Background

For patients who have acute poisoning such as toxic substances, alkaloids and barbiturate drugs, gastric lavage is an important rescue measure in the earliest possible time. The stomach washing is to eliminate unabsorbed poison or clean the inner wall of the stomach cavity, and the liquid with certain components is filled into the stomach cavity, mixed with the content in the stomach and then extracted, and the steps are repeated for a plurality of times, so as to achieve the purposes of reducing the concentration of the poison and blocking the absorption of the poison through the stomach mucosa. Traditional gastric lavage ware is only a stomach tube that can introduce gastric lavage liquid, will gastric lavage liquid, but because have very fine hair on the stomach wall, and gastric juice and the food of half digestion state, moisture mixture form viscous mixture, wash the viscous substance that hardly will adhere to on fine hair with gastric lavage liquid alone and wash down. Chinese patent 2010202576200 discloses a gastric wall cleaner, which comprises a double-tube gastric tube divided into an air duct and a liquid guide tube, wherein the air duct is connected with an air bag, and the liquid guide tube is provided with a liquid outlet hole. This patent utilizes the catheter to inputed gastric lavage liquid in to the patient stomach, aerifys to the gasbag through the air duct and makes the gasbag inflation, later through carrying and drawing and rotating double-barrelled stomach tube, makes the pappus brush on the gasbag outer wall wash the mucus of attached to the stomach wall, improves the efficiency of gastric lavage. This kind of stomach wall purger must use double-barrelled stomach tube or two-chamber stomach tube, leads to gas and liquid respectively, and thicker double-barrelled stomach tube has increased the degree of difficulty of intubate and has increased the misery of disease easily, if adopt two-chamber stomach tube then because the air duct has taken some stomach tube space to cause catheter cross sectional area to reduce under the condition that does not increase overall diameter, drain flow receives the restriction, and the input of gastric lavage liquid and exhaust efficiency reduce, are unfavorable for fast, high-efficiently to launch first aid work.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims at providing a single-cavity stomach wall cleaner with high efficiency of the input and the discharge of the stomach wall cleaning function and the gastric lavage liquid.

In order to achieve the purpose, the utility model discloses a single-chamber stomach wall cleaner comprises a stomach tube and a three-way valve arranged at the upper end of the stomach tube, wherein a fixed branch pipe of the three-way valve is connected with the stomach tube, two detachable branch pipes of the three-way valve are respectively used for connecting a gastric lavage liquid input pipe and an output pipe, a liquid injection hole is arranged on the side wall of the stomach tube, the lower end surface of the stomach tube is open, a plunger capable of axially moving is arranged in an inner chamber of the stomach tube, when the plunger is positioned at an upper stop point, the plunger blocks the liquid injection hole or is positioned above the liquid injection hole, and when the plunger is positioned at a lower stop point, the plunger is positioned above the liquid injection hole; the lower end of the plunger is connected with the hollow balloon, the upper end of the plunger is connected with a pull wire, and the tail end of the pull wire penetrates through the three-way valve and is connected to the buckle.

A convex ring is arranged in the inner cavity of the stomach tube and is positioned at the upper stop point of the plunger.

The plunger includes parallel arrangement's last baffle and lower baffle and fixed connection at last baffle and the supporter between the baffle down, it is the circular piece dress structure of matching the stomach tube inner chamber with lower baffle to go up the baffle, the supporter is the tubular structure that the external diameter is less than last baffle and lower baffle diameter.

The buckle includes snap ring, lower snap ring and left stand and right stand, it is mutual parallel arrangement's half-circular arc structure to go up snap ring and lower snap ring, the upper and lower both ends of left side stand respectively with the left end fixed connection of last snap ring and lower snap ring, the upper and lower both ends of right side stand respectively with the right-hand member fixed connection of last snap ring and lower snap ring, the buckle joint is on one of them branch pipe of three-way valve.

The inner cavity of the hollow saccule is filled with liquid, and soft villi are densely distributed on the outer wall of the hollow saccule.

The length of acting as go-between satisfies that the plunger is lower to the lower dead center, the plunger is lower when lower dead center, and the baffle is deviate from, goes up the baffle and still is located the inner chamber of stomach tube from the lower extreme of stomach tube.

The buckle is installed on the fixed branch pipe of three-way valve, be provided with the locator card that is used for the buckle location on the outer wall of fixed branch pipe.

The single-cavity stomach wall cleaner of the utility model is provided with the contractible hollow saccule, and the saccule is hidden in the stomach tube when the stomach tube is inserted, so that the uncomfortable feeling of the patient can not be increased; the stay wire hardly occupies the inner space of the gastric tube, and the input and discharge efficiency of the gastric lavage fluid is high; the hollow saccule can play a role in cleaning the stomach wall after being released, has good cleaning effect on mucus attached to the stomach wall, and is beneficial to improving the gastric lavage effect and reducing the time spent in gastric lavage.

Drawings

Fig. 1 is a schematic cross-sectional structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of the embodiment of fig. 1 after the hollow balloon is released.

Fig. 3 is a schematic perspective view of the buckle.

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.

As shown in fig. 1-3, a single chamber stomach wall purger of this embodiment includes stomach tube 1, installs three-way valve 2 in stomach tube 1 upper end, three-way valve 2's fixed branch pipe 21 is connected with stomach tube 1, and two detachable branch pipes of three-way valve 2 are used for connecting the input tube of gastric lavage liquid and output tube respectively, have the change-over handle on three-way valve 2, can be with fixed branch pipe 21 and two detachable branch pipe one of intercommunication through the change-over handle. When the gastric lavage liquid needs to be input, the conversion handle is moved to communicate the fixed branch pipe 21 with the gastric lavage liquid input pipe, otherwise, when the gastric lavage liquid needs to be led out, the conversion handle is moved reversely to communicate the fixed branch pipe 21 with the output pipe.

The internal structure of the three-way valve 2 is prior art and will not be described in detail herein.

Be provided with on the lateral wall of stomach tube 1 and annotate liquid hole 7, annotate liquid hole 7 and be located the lower extreme of stomach tube 1. The gastric tube 1 is usually made of silica gel or plastic material, and can be bent and has certain elasticity. When in gastric lavage, the gastric tube 1 is inserted into the body of a patient, and gastric lavage fluid can be injected into the stomach of the patient through the gastric tube 1 when the lower end of the gastric tube 1 reaches the stomach of the patient. The lower end face of the stomach tube 1 is open, and a plunger 3 capable of moving axially is arranged in the inner cavity of the stomach tube 1. The position of the liquid injection hole 7 satisfies the following conditions: when the plunger 3 is positioned at the top dead center, the plunger 3 blocks the liquid injection hole 7 or is positioned above the liquid injection hole 7, and when the plunger 3 is positioned at the bottom dead center, the plunger 3 is positioned above the liquid injection hole 7; in addition, set up bulge loop 8 in the inner chamber of stomach tube 1, bulge loop 8 is located the top dead center of plunger 3. Hollow sacculus 4 is connected to the lower extreme of plunger 3, and the upper end of plunger 3 is connected and is acted as go-between 5, the end of acting as go-between 5 passes three-way valve 2 and is connected to buckle 6 on, has the micropore that holds 5 of acting as go-between on the lateral wall of three-way valve 2's fixed branch pipe 21, acts as go-between 5 and passes this micropore and extend to three-way valve 2's outside and ligature on buckle 6, in order to improve sealed effect, prevent micropore gas leakage, weeping, can fill in the great silica gel sealing washer of elasticity in the micropore, also can paste the non-setting adhesive on the outer wall of the fixed branch pipe 21 in the micropore outside and seal the micropore. When the plunger 3 is positioned at the top dead center, the hollow balloon 4 is deflated in the lumen of the gastric tube 1 in a compressed state, as shown in fig. 1.

As shown in fig. 3, the buckle 6 is made of plastic or metal material with certain elasticity, and includes an upper snap ring 62, a lower snap ring 63, a left upright post 64 and a right upright post 65, the upper snap ring 62 and the lower snap ring 63 are semi-circular arc structures arranged in parallel, the upper end and the lower end of the left upright post 64 are fixedly connected with the left ends of the upper snap ring 62 and the lower snap ring 63 respectively, the upper end and the lower end of the right upright post 65 are fixedly connected with the right ends of the upper snap ring 62 and the lower snap ring 63 respectively, the upper snap ring 62, the lower snap ring 63 and the two upright posts form a closed loop structure together, and the closed loop structure can be conveniently clamped on a cylinder at ordinary times and can be conveniently taken down during use. The snap 6 can be snapped onto one of the branch pipes of the three-way valve 2. The embodiment installs the buckle 6 on the fixed branch pipe of the three-way valve 2, and the outer wall of the fixed branch pipe is provided with a positioning clamp 61 for positioning the buckle 6. This locator card 61 makes protruding strip on the fixed branch pipe outer wall, and after buckle 6 blocked on the fixed branch pipe, locator card 61 is located the inboard of left stand 64 or right stand 65, and the position of restriction buckle 6 prevents buckle 6 axial slip on the fixed branch pipe outer wall.

As shown in fig. 1 and 2, the plunger 3 includes an upper partition plate 31 and a lower partition plate 32 arranged in parallel, and a supporting body 33 fixedly connected between the upper partition plate 31 and the lower partition plate 32, the upper partition plate 31 and the lower partition plate 32 are both circular sheet-packed structures matching the inner cavity of the gastric tube 1, and the supporting body 33 is a tubular structure with an outer diameter smaller than the diameters of the upper partition plate 31 and the lower partition plate 32. This plunger 3 adopts silica gel or plastics material to make, goes up baffle 31 and lower baffle 32 and forms the confined space of plunger structure in the inner chamber of stomach tube 1. When the stomach is washed, plunger 3's initial state is located the top dead center, annotates liquid hole 7 and is stopped up by plunger 3 this moment, and the gastric juice that injects through stomach tube 1 promotes plunger 3 and descends, and until pushing away plunger 3 to the bottom dead center, annotate liquid hole 7 this moment and open, stomach tube 1 can get into patient's stomach intracavity through annotating liquid hole 7.

The length of the stay wire 5 meets the requirement that the plunger 3 descends to the lower dead point, when the plunger 3 descends to the lower dead point, the lower partition plate 32 is separated from the lower end of the gastric tube 1, and the upper partition plate 31 is still positioned in the inner cavity of the gastric tube 1.

As shown in figure 2, when the plunger 3 descends to the bottom dead center, the hollow balloon 4 is also separated from the gastric tube 1, the hollow balloon 4 separated from the gastric tube 1 is naturally expanded into a sphere or an ellipsoid, the maximum diameter of the sphere or the ellipsoid is larger than the outer diameter of the gastric tube 1, and the outer surface of the sphere is densely covered with soft fluff 41. The hollow balloon 4 is filled with liquid or gas in the inner cavity and can be deformed when being squeezed so as to be conveniently accommodated in the inner cavity of the gastric tube 1.

As shown in fig. 1, in the initial state, the plunger 3 is located at the top dead center, and the hollow balloon 4 in the compressed state is located in the lumen of the gastric tube 1 below the plunger 3, allowing a small portion of the tail of the hollow balloon 4 not exceeding the diameter of the gastric tube 1 to expose the gastric tube 1, thus not interfering with the intubation operation. If the outer wall of the fixed branch pipe 21 is pasted with the non-setting adhesive and the non-setting adhesive needs to be removed, the pull wire 5 is pulled from one end of the buckle 6, so that the pull wire 5 exposed out of the three-way valve 2 is in a loose state, and the pull wire 5 can be used as a warning for warning whether the plunger 3 reaches a bottom dead center or not; that is, the string 5 exposing the three-way valve 2 is in a loose state when the plunger 3 does not reach the bottom dead center, and the string 5 is tightened when the plunger 3 reaches the bottom dead center. During the gastric lavage operation, insert patient's stomach with the lower extreme of stomach tube 1 at first, confirm three-way valve 2's state, fixed branch pipe 21 and gastric juice input tube intercommunication, open the control valve of gastric juice input tube afterwards and inject the gastric lavage liquid into in stomach tube 1, because plunger 3 has blockked up notes liquid hole 7 during the beginning, the gastric lavage liquid can only promote plunger 3 and descend, move to the lower dead center position as shown in figure 2 up to plunger 3. After the plunger 3 reaches the bottom dead center, the hollow balloon 4 is separated from the restraint of the stomach tube 1 and naturally expands to a spherical shape, the stay wire 5 connected to the upper end of the plunger 3 is stretched straight, and at the moment, an operator can judge whether the plunger 3 moves to the bottom dead center and whether the hollow balloon 4 is released or not by observing whether the thread end of the stay wire 5 connected with the buckle 6 is stretched straight or not. After the plunger 3 descends and avoids the liquid injection hole 7, the continuously injected gastric lavage liquid can enter the stomach of the patient through the liquid injection hole 7, and the gastric lavage liquid can be pulled or twisted to drive the hollow saccule 4 to rub on the stomach wall after the injection of the gastric lavage liquid is finished, so that mucus adhered on the stomach wall can be removed as soon as possible. When the washing announced one section way, the handle of reverse rotation three-way valve 2, with fixed branch pipe 21 and output tube switch-on, liquid after the washing will get into stomach tube 1 through annotating liquid hole 7, and later through fixed branch pipe 21, three-way valve 2 and output tube discharge external, the output tube can the lug connection waste liquid collecting container, utilizes the pressure discharge flush fluid of patient's intra-abdominal cavity, also can connect suction pump or negative pressure container, improves drainage efficiency. After gastric lavage is finished, the gastric tube can be directly pulled out of the patient, and the tube pulling operation cannot cause much discomfort due to the larger plasticity of the hollow saccule 4; in addition, the buckle 6 can be taken down from the three-way valve 2, the upper end of the stay wire 5 is pulled by the buckle 6, the plunger 3 and the hollow balloon 4 are driven to move upwards until the plunger 3 is blocked by the convex ring 8, the hollow balloon 4 retracts into the inner cavity of the gastric tube 1, and the gastric tube 1 is pulled out at the moment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a single chamber stomach wall purger, includes stomach tube (1), installs three-way valve (2) in stomach tube (1) upper end, the fixed branch pipe of three-way valve (2) is connected with stomach tube (1), and two of three-way valve (2) can be dismantled the branch pipe and be used for connecting gastric lavage liquid input tube and output tube respectively, be provided with on the lateral wall of stomach tube (1) and annotate liquid hole (7), its characterized in that: the lower end face of the stomach tube (1) is open, a plunger (3) capable of moving axially is arranged in an inner cavity of the stomach tube (1), when the plunger (3) is positioned at a top dead center, the plunger (3) blocks the liquid injection hole (7) or is positioned above the liquid injection hole (7), and when the plunger (3) is positioned at a bottom dead center, the plunger (3) is positioned above the liquid injection hole (7); the lower end of the plunger (3) is connected with the hollow balloon (4), the upper end of the plunger (3) is connected with a pull wire (5), and the tail end of the pull wire (5) penetrates through the three-way valve (2) to be connected onto the buckle (6).

2. The single-lumen gastric wall washer according to claim 1, wherein: set up bulge loop (8) in the inner chamber of stomach tube (1), bulge loop (8) are located the top dead center of plunger (3).

3. The single-lumen gastric wall washer according to claim 1 or 2, wherein: plunger (3) are including parallel arrangement's last baffle (31) and baffle (32) down and fixed connection last baffle (31) and support body (33) between baffle (32) down, go up baffle (31) and baffle (32) down and be the circular piece dress structure of matching stomach tube (1) inner chamber, support body (33) are the tubular structure that the external diameter is less than last baffle (31) and baffle (32) diameter down.

4. The single-lumen gastric wall washer according to claim 1 or 2, wherein: buckle (6) include snap ring (62), snap ring (63) and left stand (64) and right stand (65) down, it is the half-circular arc structure of mutual parallel arrangement to go up snap ring (62) and lower snap ring (63), the upper and lower both ends of left side stand (64) respectively with last snap ring (62) and the left end fixed connection of lower snap ring (63), the upper and lower both ends of right side stand (65) respectively with last snap ring (62) and the right-hand member fixed connection of lower snap ring (63), buckle (6) joint is on one of them branch pipe of three-way valve (2).

5. The single-lumen gastric wall washer according to claim 1 or 2, wherein: the inner cavity of the hollow balloon (4) is filled with liquid, and soft villi (41) are densely distributed on the outer wall of the hollow balloon (4).

6. The single-lumen gastric wall washer according to claim 3, wherein: the length of acting as go-between (5) satisfies that plunger (3) are lower to the bottom dead center, baffle (32) deviate from, go up baffle (31) still are located the inner chamber of stomach tube (1) down when plunger (3) are lower to the bottom dead center, and upper baffle (31).

7. The single-lumen gastric wall washer according to claim 4, wherein: the buckle (6) is installed on the fixed branch pipe of the three-way valve (2), and a positioning clamp (61) used for positioning the buckle (6) is arranged on the outer wall of the fixed branch pipe.