CN213642506U - Gastric lavage device for gastroenterology department - Google Patents
Gastric lavage device for gastroenterology department Download PDFInfo
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- CN213642506U CN213642506U CN202022304053.6U CN202022304053U CN213642506U CN 213642506 U CN213642506 U CN 213642506U CN 202022304053 U CN202022304053 U CN 202022304053U CN 213642506 U CN213642506 U CN 213642506U
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Abstract
A gastric lavage device for gastroenterology comprises a double-cavity tube, wherein a blocking piece capable of moving along the length direction of the double-cavity tube is sleeved on the periphery of the double-cavity tube, a mouthpiece is arranged on the front side of the blocking piece, binding bands are respectively arranged on the periphery of the blocking piece, and a threaded sleeve is arranged on the rear side of the blocking piece and screwed to form a structure with fixed positions of the double-cavity tube and the blocking piece; two cavities at the rear end of the double-cavity tube are respectively connected with a medicine inlet tube and a negative pressure tube; the medicine storage device is characterized by further comprising a double-cavity bottle, wherein the upper portion and the lower portion of the double-cavity bottle are respectively a medicine storage cylinder and a negative pressure cylinder, the side ends of the medicine storage cylinder and the negative pressure cylinder are respectively connected with a quick-plug connector, and the medicine inlet pipe and the negative pressure pipe are respectively connected with the medicine storage cylinder and the negative pressure cylinder through the quick-plug connectors. The utility model effectively solves the problems that the insertion depth of the reed pipe is uncontrollable, the same pipe is used for feeding medicine and sucking negative pressure, and the gastric lavage machine is large in volume and inconvenient to operate when the gastric lavage is carried out at present.
Description
Technical Field
The utility model belongs to the field of medical equipment, concretely relates to gastroenterology is with gastric lavage device.
Background
Gastric lavage refers to pouring a liquid with a certain composition into the stomach cavity, mixing the contents in the stomach and then extracting the mixture, and repeating the steps for many times. The purpose is to eliminate unabsorbed poison in the stomach or clean the stomach cavity, and the utility model is clinically used for preparing before stomach operation and examination. For acute poisoning such as swallowing organic phosphorus, inorganic phosphorus, alkaloid, barbiturate and the like in a short time, gastric lavage is an important rescue measure.
The gastric lavage is the key for rescuing the lives of the patients, and the gastric lavage is carried out quickly and completely within 6 hours. The gastric lavage operation efficiency is lower at present:
1) the stomach tube is inserted into the stomach cavity by medical staff according to experience, and the insertion depth of the stomach tube is not controllable;
2) at present, when the stomach is washed, one tube is used for administration firstly, then the same tube is used for sucking out the liquid in the stomach, and the liquid in the stomach is repeatedly sucked out and repeatedly carried out, so that the sanitation is poor;
3) the prior gastric lavage machine has large volume, inconvenient movement, high noise and inconvenient use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gastric lavage device for gastroenterology to the not enough of prior art, the reed pipe depth of insertion that exists when having solved present gastric lavage effectively is uncontrollable, use same root pipe to administer and take out the inconvenient problem of bulky operation of negative pressure insanitation, gastric lavage machine.
In order to solve the above problems, the utility model adopts the following technical proposal:
a gastric lavage device for gastroenterology comprises a double-cavity tube, wherein a blocking piece capable of moving along the length direction of the double-cavity tube is sleeved on the periphery of the double-cavity tube, a mouthpiece is arranged on the front side of the blocking piece, binding bands are respectively arranged on the periphery of the blocking piece, and a threaded sleeve is arranged on the rear side of the blocking piece and screwed to form a structure with fixed positions of the double-cavity tube and the blocking piece; two cavities at the rear end of the double-cavity tube are respectively connected with a medicine inlet tube and a negative pressure tube;
the medicine storage cylinder and the negative pressure cylinder are respectively arranged at the upper part and the lower part of the double-cavity bottle, the side ends of the medicine storage cylinder and the negative pressure cylinder are respectively connected with a quick-plug connector, and the medicine inlet pipe and the negative pressure pipe are respectively connected with the medicine storage cylinder and the negative pressure cylinder through the quick-plug connectors; a piston capable of moving up and down is connected in the medicine storage cylinder in a sliding mode, a rotating wheel is arranged at the side end of the double-cavity bottle, and the rotating wheel rotates to form a structure that the piston moves up and down;
a one-way liquid inlet valve is arranged on the inner side of the quick connector on the negative pressure cylinder, and a one-way gas outlet valve is connected to the side end of the negative pressure cylinder; the bottom of the negative pressure cylinder is in threaded connection with a liquid return cylinder, the side end of the negative pressure cylinder is in sliding connection with a piston head, the side end of the double-cavity bottle is provided with a motor, and the motor works to form a structure that the piston head reciprocates.
Preferably, a tubular screwed pipe is arranged on the rear side of the baffle plate, and the screwed pipe is in threaded connection with the threaded sleeve; a plurality of arc-shaped clamping pieces are uniformly arranged at the rear end of the spiral pipe along the circumferential direction, and the outer diameter of the rear end of each clamping piece is smaller than that of the front end; an annular limiting ring is arranged on the inner periphery of the rear end of the threaded sleeve, and the threaded sleeve is screwed to form a structure that the clamping piece swings inwards; the clamping piece is sleeved with an annular clamping sleeve made of rubber.
Preferably, the top end of the piston is fixedly connected with a push rod, the top of the push rod is connected with an L-shaped connecting rod, the tail end of the connecting rod is provided with a rack, the side end of the double-cavity bottle is rotatably connected with a driving gear, and the driving gear is meshed with the rack; the driving gear is coaxially and fixedly connected with a small gear, the small gear is meshed with a large gear, the large gear is rotatably connected to the side end of the double-cavity bottle, the large gear is coaxially and fixedly connected with a linkage gear, the middle part of the side end of the double-cavity bottle is rotatably connected with a transmission gear, and the transmission gear is connected with the linkage gear through a gear belt; the transmission gear is coaxially and fixedly connected with the rotating wheel.
Preferably, a rotating shaft of the motor is coaxially and fixedly connected with a swinging disc, and the end surface of the swinging disc is rotatably connected with a swinging rod at a non-circle center position; the outer end of the piston head is fixedly connected with a piston rod, the tail end of the piston rod is fixedly connected with a sliding block, two sliding rods are arranged at the side end of the double-cavity bottle, the sliding block is connected with the sliding rods in a sliding mode, and the tail end of the sliding rod is hinged to the sliding block.
Preferably, the quick connector comprises a tubular housing, a pressing ring is connected to the front side in the housing in a sliding manner, a positioning ring is arranged on the rear side in the housing, a plurality of clamping teeth bent inwards are arranged on the rear side of the positioning ring along the circumferential direction, and the pressing ring moves backwards to form a structure that the clamping teeth swing outwards.
Preferably, the one-way gas outlet valve and the one-way liquid inlet valve have the same structure and respectively comprise a tubular valve body, two annular baffle rings are respectively arranged at two ends of the inner side of the valve body, a one-way plate is connected in the valve body in a sliding manner, a plurality of arc grooves are uniformly formed in the periphery of the one-way plate, the one-way plate is fixedly connected with a spring, and the tail end of the spring is fixedly connected with the corresponding baffle ring;
the one-way plate of the one-way air outlet valve is positioned at one side close to the double-cavity bottle, and the one-way plate of the one-way liquid inlet valve is positioned at one side close to the quick connector.
The utility model discloses novel structure, think about ingenious, easy operation is convenient, compares with prior art and has following advantage:
1. the device can position the double-cavity tube by screwing the threaded sleeve after the double-cavity tube is inserted into a proper depth through the baffle plate and the threaded sleeve on the baffle plate, thereby ensuring the gastric lavage stability.
2. The device has the advantages that the double-cavity tube is arranged, so that the stomach washing hygiene can be effectively ensured, the phenomenon of liquid medicine pollution is not easy to occur, and the stomach washing safety is improved.
3. The device is convenient to operate, and by arranging the double-cavity bottle and arranging the rotating wheel and the switch on the double-cavity bottle, the operating efficiency can be effectively improved, the operating difficulty is reduced, and the life health of a patient is effectively guaranteed. And because the liquid return cylinder and the negative pressure cylinder are in threaded connection, the disassembly is convenient, and the operating efficiency is effectively ensured.
Drawings
Fig. 1 is a first isometric view of a gastric lavage device for gastroenterology of the present invention.
Fig. 2 is a second perspective view of the gastric lavage device for gastroenterology of the present invention.
Fig. 3 is an exploded view of the baffle plate and its connecting parts of the gastric lavage device for gastroenterology of the present invention.
Figure 4 is a first isometric view of a dual chamber bottle of the gastric lavage device for gastroenterology of the present invention.
Figure 5 is a second isometric view of the dual chamber bottle of the gastric lavage device for gastroenterology of the present invention.
Fig. 6 is an exploded view of the quick connector of the gastric lavage device for gastroenterology of the present invention.
Fig. 7 is a partially cut-away isometric view of the one-way vent valve of the gastric lavage device for gastroenterology of the present invention.
In the drawings: 1-double lumen tube, 2-baffle, 3-bandage, 4-mouthpiece, 5-swivel, 6-medicine inlet tube, 7-negative pressure tube, 8-double chamber bottle, 9-quick connector, 10-medicine storage tube, 11-push rod, 12-runner, 13-liquid return tube, 14-piston head, 15-piston rod, 16-one-way air outlet valve, 17-solenoid, 18-clamping piece, 19-jacket, 20-spacing ring, 21-rack, 22-driving gear, 23-pinion, 24-bull gear, 25-driving gear, 26-gear belt, 27-switch, 28-motor, 29-slide block, 30-slide bar, 31-wobble plate, 32-wobble bar, 33-locating ring, 34-pressing ring, 35-baffle ring, 36-one-way plate and 37-spring.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in figures 1-7, the utility model provides a gastric lavage device for digestive department, which comprises a double-cavity tube 1, wherein the outer side of the double-cavity tube 1 is provided with scale lines for displaying the insertion depth; the periphery of the double-cavity tube 1 is sleeved with a baffle sheet 2 which can move along the length direction of the double-cavity tube 1, the front side of the baffle sheet 2 is provided with a mouthpiece 4, the periphery of the baffle sheet 2 is respectively provided with a bandage 3, and the tail ends of the bandage 3 are connected through a magic tape; the rear side of the baffle plate 2 is provided with a threaded sleeve 5, and the threaded sleeve 5 is screwed to form a structure for fixing the positions of the double-cavity tube 1 and the baffle plate 2; two cavities at the rear end of the double-cavity tube 1 are respectively connected with a medicine inlet tube 6 and a negative pressure tube 7;
the medicine storage device is characterized by further comprising a double-cavity bottle 8, wherein the upper part and the lower part of the double-cavity bottle 8 are respectively provided with a medicine storage barrel 10 and a negative pressure barrel, the side ends of the medicine storage barrel 10 and the negative pressure barrel are respectively connected with a quick plug 9, and the medicine inlet pipe 6 and the negative pressure pipe 7 are respectively connected with the medicine storage barrel 10 and the negative pressure barrel through the quick plug 9; a piston capable of moving up and down is connected in the medicine storage cylinder 10 in a sliding mode, a rotating wheel 12 is arranged at the side end of the double-cavity bottle 8, and the rotating wheel 12 rotates to form a structure that the piston moves up and down;
a one-way liquid inlet valve is arranged on the inner side of the quick connector 9 on the negative pressure cylinder, and a one-way gas outlet valve 16 is connected to the side end of the negative pressure cylinder; the bottom of the negative pressure cylinder is in threaded connection with a liquid return cylinder 13, the side end of the negative pressure cylinder is in sliding connection with a piston head 14, the side end of the double-cavity bottle 8 is provided with a motor 28, and the motor 28 works to form a reciprocating motion structure of the piston head 14. The motor 28 is electrically connected with a battery and a switch 27, the switch 27 is arranged at the side end of the double-cavity bottle 8, and the motor 28 can work by controlling the on-off of the switch 27, so that the liquid after gastric lavage can be sucked out in time.
The device can ensure the stability of gastric lavage by screwing the screw sleeve 5 to position the double-cavity tube 1 after the double-cavity tube 1 is inserted into a proper depth by arranging the baffle plate 2 and the screw sleeve 5 on the baffle plate.
The device can effectively ensure the sanitation of the gastric lavage by arranging the double-cavity tube 1, is not easy to pollute the liquid medicine, and improves the safety of the gastric lavage.
This device convenient operation through setting up two-chamber bottle 8 to set up runner 12 and switch 27 on two-chamber bottle 8, thereby can improve operating efficiency effectively, reduce the degree of difficulty of operation, guarantee patient's life health effectively. And because the liquid return cylinder 13 and the negative pressure cylinder are in threaded connection, the disassembly is convenient, and the operating efficiency is effectively ensured.
As shown in fig. 3, a tubular screw tube 17 is arranged at the rear side of the baffle 2, and the screw tube 17 is in threaded connection with the screw sleeve 5; a plurality of arc-shaped clamping pieces 18 are uniformly arranged at the rear end of the spiral pipe 17 along the circumferential direction, and the outer diameter of the rear end of each clamping piece 18 is smaller than that of the front end; an annular limiting ring 20 is arranged on the inner periphery of the rear end of the screw sleeve 5, and the screw sleeve 5 is screwed to form a structure that the clamping piece 18 swings inwards; the inner side of the clamping piece 18 is sleeved with an annular clamping sleeve 19 made of rubber.
The insertion depth is controlled according to the graduation lines of the double-cavity tube 1, after the double-cavity tube 1 reaches the proper length, the screw sleeve 5 is screwed, so that the limiting ring 20 drives the clamping piece 18 to swing inwards, the inner diameter of the jacket 19 is changed, and the double-cavity tube 1 can be fixed on the baffle plate 2.
As shown in fig. 4-5, a push rod 11 is fixedly connected to the top end of the piston, an L-shaped connecting rod is connected to the top of the push rod 11, a rack 21 is arranged at the tail end of the connecting rod, a driving gear 22 is rotatably connected to the side end of the double-chamber bottle 8, and the driving gear 22 is meshed with the rack 21; the driving gear 22 is coaxially and fixedly connected with a small gear 23, the small gear 23 is meshed with a large gear 24, the large gear 24 is rotatably connected to the side end of the double-cavity bottle 8, the large gear 24 is coaxially and fixedly connected with a linkage gear, the middle part of the side end of the double-cavity bottle 8 is rotatably connected with a transmission gear 25, and the transmission gear 25 is connected with the linkage gear through a gear belt 26; the transmission gear 25 and the rotating wheel 12 are coaxially and fixedly connected.
When medicine is administered, the rotating wheel 12 is rotated, the transmission gear 25 drives the linkage gear to rotate through the gear belt 26, so as to drive the large gear 24 to rotate, the reference circle radius of the large gear 24 is larger than the reference circle radius of the small gear 23, so that the large gear 23 can be driven to rotate at an accelerated speed, the small gear 23 drives the driving gear 22 fixedly connected with the small gear 23 to rotate, the rack 21 meshed and connected with the driving gear 22 can be driven to vertically move, the position of a piston is changed, the pressure in the medicine storage cylinder 10 is increased, and the medicine administration is further realized.
As shown in fig. 4-5, a rotating shaft of the motor 28 is coaxially and fixedly connected with a wobble plate 31, and a non-circular center position of an end surface of the wobble plate 31 is rotatably connected with a swing rod 32; the outer end of the piston head 14 is fixedly connected with a piston rod 15, the tail end of the piston rod 15 is fixedly connected with a sliding block 29, two sliding rods 30 are arranged at the side end of the double-cavity bottle 8, the sliding block 29 is in sliding connection with the sliding rods 30, and the tail end of the swinging rod 32 is hinged to the sliding block 29.
The negative pressure pumping principle of the liquid return cylinder 13 is as follows: the motor 28 is controlled by the switch 27 to operate, so that the wobble plate 31 can rotate, and the wobble plate 31, the swing rod 32 and the slider 29 form a crank-slider mechanism, so that the slider 29 can reciprocate along the axial direction of the sliding rod 30, and the piston head 14 can reciprocate.
When the piston head 14 moves inwards, the one-way liquid inlet valve is closed, and the gas in the liquid return cylinder 13 escapes from the one-way gas outlet valve 16; when the piston cylinder 14 moves outward, the one-way inlet valve opens, drawing off the stomach fluid, and the one-way outlet valve 16 closes.
As shown in fig. 6, the quick connector 9 includes a tubular housing, a pressing ring 34 is slidably connected to a front side of the housing, a positioning ring 33 is disposed on a rear side of the housing, a plurality of inwardly bent latch teeth are disposed on a rear side of the positioning ring 33 along a circumferential direction, and the pressing ring 34 moves backward to form a structure in which the latch teeth swing outward.
The latch of the positioning ring 33 has elasticity, after the pressing ring 34 is pressed down to press out the latch of the positioning ring 33, the latch is inserted into the medicine feeding pipe 6 or the negative pressure pipe 7, and then the pressing ring 34 is released, so that the latch is reset and the medicine feeding pipe 6 or the negative pressure pipe 7 is positioned.
As shown in fig. 7, the one-way outlet valve 16 and the one-way inlet valve have the same structure and both comprise tubular valve bodies, annular baffle rings 35 are respectively arranged at two ends of the inner side of each valve body, one-way plates 36 are slidably connected in the valve bodies, a plurality of arc grooves are uniformly formed in the peripheries of the one-way plates 36, the one-way plates 36 are fixedly connected with springs 37, and the tail ends of the springs 37 are fixedly connected with the corresponding baffle rings 35;
the one-way plate 36 of the one-way air outlet valve 16 is positioned at one side close to the double-cavity bottle 8, and the one-way plate 36 of the one-way liquid inlet valve is positioned at one side close to the quick-connection plug 9.
When the pressure outside the one-way plate 36 is high, the one-way plate 36 is pushed to move inwards, so that gas or liquid enters the valve body through the arc groove; when the pressure on the inner side of the one-way plate 36 is high, under the double action of the spring 37 and the pressure, the one-way plate 36 is tightly attached to the baffle ring 35, and the baffle ring 35 blocks the arc groove, so that the sealing of the valve body is realized.
It is worth mentioning that the outer circumference of the spring 27 is covered with a plastic cover for corrosion protection.
This device is when using, pass through bandage 3 with separation blade 2 and be located patient's mouth, insert double-lumen pipe 1 through separation blade 2, after suitable degree of depth, screw swivel nut 5 location double-lumen pipe 1, and will advance medicine pipe 6, negative pressure pipe 7 inserts respectively on corresponding quick connector 9, rotate runner 12 and administer the back, open switch 27 and take out the liquid in the stomach, relapse several times, realize the operation of washing the stomach, it is simple swift and safe, medical personnel's burden has been reduced effectively and patient's safety has been guaranteed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or scope of the invention as defined in the appended claims.
Although the terms of the double-cavity tube 1, the baffle plate 2, the bandage 3, the mouthpiece 4, the screw sleeve 5, the medicine inlet tube 6, the negative pressure tube 7, the double-cavity bottle 8, the quick-connect connector 9, the medicine storage tube 10, the push rod 11, the rotating wheel 12, the liquid return tube 13, the piston head 14, the piston rod 15, the one-way air outlet valve 16, the screw tube 17, the clamping piece 18, the clamping sleeve 19, the limiting ring 20, the rack 21, the driving gear 22, the pinion 23, the gearwheel 24, the driving gear 25, the gear belt 26, the switch 27, the motor 28, the slider 29, the sliding rod 30, the swinging disk 31, the swinging rod 32, the positioning ring 33, the pressing ring 34, the baffle ring 35, the one-way plate 36, the spring 37 and the like are used more times. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (6)
1. The utility model provides a gastroenterology is with gastric lavage device, includes double lumen pipe (1), and the periphery cover of double lumen pipe (1) is equipped with separation blade (2) that can move along double lumen pipe (1) length direction, the front side of separation blade (2) is provided with mouthpiece (4), is provided with bandage (3) around separation blade (2) respectively, its characterized in that: the rear side of the baffle (2) is provided with a threaded sleeve (5), and the threaded sleeve (5) is screwed to form a structure for fixing the positions of the double-cavity tube (1) and the baffle (2); two cavities at the rear end of the double-cavity tube (1) are respectively connected with a medicine inlet tube (6) and a negative pressure tube (7);
the medicine storage device is characterized by further comprising a double-cavity bottle (8), wherein the upper portion and the lower portion of the double-cavity bottle (8) are respectively provided with a medicine storage barrel (10) and a negative pressure barrel, the side ends of the medicine storage barrel (10) and the negative pressure barrel are respectively connected with a quick plug (9), and the medicine inlet pipe (6) and the negative pressure pipe (7) are respectively connected with the medicine storage barrel (10) and the negative pressure barrel through the quick plug (9); a piston capable of moving up and down is connected in the medicine storage cylinder (10) in a sliding mode, a rotating wheel (12) is arranged at the side end of the double-cavity bottle (8), and the rotating wheel (12) rotates to form a structure that the piston moves up and down;
a one-way liquid inlet valve is arranged on the inner side of the quick connector (9) on the negative pressure cylinder, and a one-way gas outlet valve (16) is connected to the side end of the negative pressure cylinder; the negative pressure cylinder bottom threaded connection has a liquid return cylinder (13), negative pressure cylinder side sliding connection has piston head (14), two-chamber bottle (8) side is provided with motor (28), and motor (28) work forms piston head (14) reciprocating motion's structure.
2. The gastric lavage device for digestive department as set forth in claim 1, further comprising: a tubular screwed pipe (17) is arranged at the rear side of the baffle plate (2), and the screwed pipe (17) is in threaded connection with the screw sleeve (5); a plurality of arc-shaped clamping pieces (18) are uniformly arranged at the rear end of the spiral pipe (17) along the circumferential direction, and the outer diameter of the rear end of each clamping piece (18) is smaller than that of the front end; an annular limiting ring (20) is arranged on the inner periphery of the rear end of the threaded sleeve (5), and the threaded sleeve (5) is screwed to form a structure that the clamping piece (18) swings inwards; the inner side of the clamping piece (18) is sleeved with an annular clamping sleeve (19) made of rubber.
3. The gastric lavage device for digestive department as set forth in claim 1, further comprising: the top end of the piston is fixedly connected with a push rod (11), the top of the push rod (11) is connected with an L-shaped connecting rod, a rack (21) is arranged at the tail end of the connecting rod, a driving gear (22) is rotatably connected to the side end of the double-cavity bottle (8), and the driving gear (22) is meshed with the rack (21); the driving gear (22) is coaxially and fixedly connected with a small gear (23), the small gear (23) is connected with a large gear (24) in a meshing manner, the large gear (24) is rotatably connected to the side end of the double-cavity bottle (8), the large gear (24) is coaxially and fixedly connected with a linkage gear, the middle part of the side end of the double-cavity bottle (8) is rotatably connected with a transmission gear (25), and the transmission gear (25) is connected with the linkage gear through a gear belt (26); the transmission gear (25) is coaxially and fixedly connected with the rotating wheel (12).
4. The gastric lavage device for digestive department as set forth in claim 1, further comprising: a rotating shaft of the motor (28) is coaxially and fixedly connected with a swinging disc (31), and the non-circle center position of the end surface of the swinging disc (31) is rotatably connected with a swinging rod (32); the outer end of the piston head (14) is fixedly connected with a piston rod (15), the tail end of the piston rod (15) is fixedly connected with a sliding block (29), two sliding rods (30) are arranged at the side end of the double-cavity bottle (8), the sliding block (29) is in sliding connection with the sliding rods (30), and the tail end of the swing rod (32) is hinged to the sliding block (29).
5. The gastric lavage device for digestive department as set forth in claim 1, further comprising: the quick connector (9) comprises a tubular shell, a pressing ring (34) is connected to the front side in the shell in a sliding mode, a positioning ring (33) is arranged on the rear side in the shell, a plurality of clamping teeth bent inwards are arranged on the rear side of the positioning ring (33) in the circumferential direction, and the pressing ring (34) moves backwards to form a structure that the clamping teeth swing outwards.
6. The gastric lavage device for digestive department as set forth in claim 1, further comprising: the structure of the one-way air outlet valve (16) is the same as that of the one-way liquid inlet valve, the one-way air outlet valve and the one-way liquid inlet valve both comprise tubular valve bodies, annular baffle rings (35) are respectively arranged at two ends of the inner side of each valve body, one-way plates (36) are connected in the valve bodies in a sliding mode, a plurality of arc grooves are uniformly formed in the peripheries of the one-way plates (36), springs (37) are fixedly connected to the one-way plates (36), and the tail ends of the springs (37) are fixedly connected with;
the one-way plate (36) of the one-way air outlet valve (16) is positioned at one side close to the double-cavity bottle (8), and the one-way plate (36) of the one-way liquid inlet valve is positioned at one side close to the quick connector (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022304053.6U CN213642506U (en) | 2020-10-15 | 2020-10-15 | Gastric lavage device for gastroenterology department |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022304053.6U CN213642506U (en) | 2020-10-15 | 2020-10-15 | Gastric lavage device for gastroenterology department |
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| Publication Number | Publication Date |
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| CN213642506U true CN213642506U (en) | 2021-07-09 |
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| CN202022304053.6U Active CN213642506U (en) | 2020-10-15 | 2020-10-15 | Gastric lavage device for gastroenterology department |
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| CN (1) | CN213642506U (en) |
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