CN113181507A - Device for connecting end-tidal carbon dioxide detector port and stomach tube port and connecting and sealing method thereof - Google Patents
Device for connecting end-tidal carbon dioxide detector port and stomach tube port and connecting and sealing method thereof Download PDFInfo
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- CN113181507A CN113181507A CN202110421059.8A CN202110421059A CN113181507A CN 113181507 A CN113181507 A CN 113181507A CN 202110421059 A CN202110421059 A CN 202110421059A CN 113181507 A CN113181507 A CN 113181507A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M2025/0166—Sensors, electrodes or the like for guiding the catheter to a target zone, e.g. image guided or magnetically guided
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M2039/0202—Access sites for taking samples
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Life Sciences & Earth Sciences (AREA)
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- Engineering & Computer Science (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a connecting device of a port of an end-tidal carbon dioxide detector and a stomach tube port and a connecting and sealing method thereof, and relates to the technical field of stomach tube position detection auxiliary articles. The invention solves the problems that a connecting device of the end-tidal carbon dioxide detector port and the stomach tube port in the prior art is easy to have inconvenient use, low operation efficiency and hidden danger of sealing property by arranging the reinforcing rib, the first retaining ring, the first pipe sleeve, the second retaining ring and the second pipe sleeve.
Description
Technical Field
The invention relates to the technical field of auxiliary articles for stomach tube position detection, in particular to a device for connecting a port of an end-tidal carbon dioxide detector with a port of a stomach tube and a connecting and sealing method thereof.
Background
During gastric tube intubation, it is usually necessary to insert a gastric tube into the proper location in the patient's stomach, but since it is an external procedure, it can be done by medical means and techniques of medical personnel, and it is determined empirically whether the insertion is correct and whether the insertion is in the proper location. For most patients, the procedure is usually smooth, but for some incapacitated patients, it is cumbersome to work, because it is difficult to tell whether the gastric tube has entered the esophagus and reached the stomach without any response. Therefore, a new indirect judgment method is adopted in medicine, the gastric tube is connected with the end-tidal carbon dioxide detector, and since the concentration of carbon dioxide in various parts in the human body has become common knowledge in medicine, whether the gastric tube is correctly inserted into a proper position of the stomach can be distinguished by detecting the concentration of carbon dioxide.
In the prior art, as disclosed in the patent with the application number of 201820473685.5, "a converter joint device for connecting a gastric tube with a capnograph", an integrated or spliced converter joint device is used for connecting a capnograph and a gastric tube, the device comprises a handheld part, and the handheld part is held by hand for installation when in use, however, connecting pipes such as the converter joint device are generally made soft in order to achieve size adaptability and connection sealing performance, and after the handheld part is held, the structural shapes of joints at two ends are changed, and the joints are shrunken and flattened, so that the smooth insertion and connection are difficult; if the size is slightly enlarged during production for convenient connection, the tightness during use is difficult to ensure, the detection of the carbon dioxide concentration is influenced, the detection result is influenced, and the soft material is difficult to be quickly inserted in place during axial forced insertion, so that the problems of low operation efficiency, inconvenience in use and hidden danger of tightness are caused.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a connecting device of a port of an end-tidal carbon dioxide detector and a stomach tube port and a connecting and sealing method thereof, and solves the problems that the connecting device of the port of the end-tidal carbon dioxide detector and the stomach tube port in the prior art is easy to use inconveniently, has low operation efficiency and has hidden sealing trouble.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a connecting device of a port of a carbon dioxide end-expiratory detector and a port of a stomach tube comprises a first connector, a connecting part arranged below the first connector and a second connector arranged below the connecting part, wherein the first connector, the connecting part and the second connector are of an integral structure, reinforcing ribs are arranged on the first connector, the connecting part and the second connector, the first connector is of a hollow cylindrical shape, the outer wall of one end, far away from the connecting part, of the first connector is of a round angle, the inner wall of the first connector is of a funnel shape, a first check ring is arranged on the outer wall of the first connector, one side, far away from the connecting part, of the first check ring is of a smooth inclined surface, a first annular groove is arranged at the position, close to the connecting part, of the first check ring, a first pipe sleeve is arranged on the surface of the first connector, the first pipe sleeve is connected at the junction position of the first connector and the second connector, and an annular ridge is arranged on the inner wall of the first pipe sleeve, and the positions of the annular edges and the first check rings are staggered.
The second connector is in a hollow inverted round platform shape, the outer wall and the inner portion, far away from one end of the connecting portion, of the second connector are both arranged to be round corners, a second retaining ring is arranged on the surface of the second connector, one side, far away from the connecting portion, of the second retaining ring is a smooth inclined surface, one side, close to the connecting portion, of the second retaining ring is provided with a second annular groove, an annular protrusion is arranged on the surface between the second connector and the connecting portion, one end, close to the second connector, of the annular protrusion is provided with a second pipe sleeve, one end, far away from the annular protrusion, of the second pipe sleeve is an inclined surface, and the outer wall, far away from the annular protrusion, of the second pipe sleeve is provided with a convex edge.
The method for connecting and sealing the end-tidal carbon dioxide detector port and the gastric tube port is characterized by comprising the following steps:
the connecting part is pinched by fingers, the second joint is inserted into one end of the stomach tube in a rotating and twisting manner, and the second joint is connected with the stomach tube.
The stomach tube cup joints the surface at second joint and second retaining ring, and second retaining ring and second annular groove are extruded and take place deformation, and the second annular groove is dwindled, realizes connecting and sealing, when meetting the stomach tube and breaking away from the trend, presents the trend that the second annular groove opened, the outside upset of second retaining ring and prevents that the stomach tube drops.
The second pipe sleeve is pulled by the convex ribs and is sleeved on the surface of the stomach tube in a turnover way.
The second pipe sleeve and the second connecting part increase the contact area with the stomach tube, and the purpose of increasing the connection firmness and the sealing performance is achieved.
The first connector is inserted into an air passage adapter of the end-tidal carbon dioxide detector by pinching the connecting part with fingers, and the first pipe sleeve is sleeved on the surface of the air passage adapter of the end-tidal carbon dioxide detector to complete installation.
The gas circuit adapter of end carbon dioxide detector exhales cup joints on the surface of first joint and first retaining ring, and deformation takes place for first retaining ring and first annular groove by the extrusion, and first annular groove reduces, realizes connecting and sealing, and when meetting end carbon dioxide detector's gas circuit adapter and breaking away from the trend, the trend that presents first annular groove and opens, first retaining ring outside upset prevents end carbon dioxide detector's gas circuit adapter to drop.
The first pipe sleeve and the first connecting portion increase the contact area of the gas path adapter of the end-tidal carbon dioxide detector, and the annular rib is clamped between the first pipe sleeve and the gas path adapter of the end-tidal carbon dioxide detector, so that the aims of increasing the connection firmness and tightness of the first pipe sleeve and the end-tidal carbon dioxide detector are fulfilled.
Preferably, the first joint, the connecting part and the second joint have the same inner diameter at all positions.
Preferably, the inner wall of one end of the first pipe sleeve, which is far away from the connecting part, is in a round angle shape.
Preferably, the maximum distance between the second socket and the first socket is not less than half of the length of the connecting part, and the minimum distance between the top and the bottom of the second socket is not less than half of the length of the second joint.
Preferably, the strengthening rib is half assembled strengthening rib, the strengthening rib includes plasticity strengthening rib and assembly strengthening rib, the plasticity strengthening rib sets up on the inner wall that first joint, connecting portion and second connect, the assembly strengthening rib activity cup joints the surface at connecting portion.
Preferably, the plastic reinforcing rib is a frame structure arranged in a crossed manner and is integrated with the first connector, the connecting part and the second connector, and the assembling reinforcing rib is a cylindrical frame with two ends respectively supported at opposite ends of the first pipe sleeve and the annular protrusion.
Preferably, the reinforcing ribs are embedded reinforcing ribs and are embedded in the first joint, the connecting part and the second joint.
Preferably, the reinforcing rib is a cylindrical frame simultaneously comprising a circumferential ring and an axial connecting rib, and the reinforcing rib is matched with the first connector, the connecting part and the second connector in shape and size.
(III) advantageous effects
The invention provides a connecting device for a port of an end-tidal carbon dioxide detector and a port of a stomach tube, which has the following beneficial effects:
the reinforcing rib, the first check ring, the first pipe sleeve, the second check ring and the second pipe sleeve are arranged, the second connector is connected with the stomach tube, the first connector is connected with the gas path adapter of the end-tidal carbon dioxide detector, the second check ring, the first check ring, the second annular groove and the second annular groove are extruded to deform, sealing is achieved, when the gas path adapter of the stomach tube and the end-tidal carbon dioxide detector is separated from a trend, the trend that the second annular groove opens, the second check ring turns outwards, the first annular groove opens and the first check ring turns outwards is presented, resistance is increased, falling is prevented, the contact areas of the second pipe sleeve and the first pipe sleeve with the stomach tube and the gas path adapter of the end-tidal carbon dioxide detector are increased, and the purposes of increasing connection firmness and sealing performance are achieved; the use of strengthening rib can increase the axial and radial holding power that first joint, connecting portion and second connect, non-deformable during the operation, easy to assemble operation, thereby reach reinforcing leakproofness and improve the concentration determination accuracy and increase the effect of first joint, the axial of connecting portion and second joint and radial holding power easy to assemble operation, the connecting device who has solved end-expiratory carbon dioxide detector port among the prior art and stomach tube port has the problem of using inconveniently easily, operating efficiency is lower and the leakproofness hidden danger.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of an embodiment of the present invention;
FIG. 3 is a front cross-sectional view of a first joint location in accordance with an embodiment of the present invention;
FIG. 4 is a front cross-sectional view of a second joint location in accordance with an embodiment of the present invention;
FIG. 5 is a second front view of an embodiment of the present invention;
FIG. 6 is a front cross-sectional view of a second embodiment of the present invention;
FIG. 7 is a front cross-sectional view of a second first joint location in accordance with an embodiment of the present invention;
FIG. 8 is a front cross-sectional view of a second joint location in accordance with an embodiment of the present invention;
FIG. 9 is an enlarged view of the structure of FIG. 3 and FIG. 7 at A in accordance with the present invention;
fig. 10 is an enlarged view of the structure of fig. 4 and 8 at B.
In the figure: 1. a first joint; 2. a connecting portion; 3. a second joint; 4. reinforcing ribs; 41. plastic reinforcing ribs; 42. assembling a reinforcing rib; 5. a first retainer ring; 6. a first annular groove; 7. a first pipe sleeve; 8. an annular ridge; 9. a second retainer ring; 10. a second annular groove; 11. an annular projection; 12. a second pipe sleeve; 13. and (7) a rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1-4 and fig. 9-10, the present invention provides a technical solution: a connecting device of a port of a carbon dioxide end-expiratory detector and a stomach tube port comprises a first connector 1, a connecting part 2 arranged below the first connector 1 and a second connector 3 arranged below the connecting part 2, wherein the first connector 1, the connecting part 2 and the second connector 3 are of an integrated structure, reinforcing ribs 4 are arranged on the first connector 1, the connecting part 2 and the second connector 3, the first connector 1 is of a hollow cylindrical shape, the outer wall of one end of the first connector 1, which is far away from the connecting part 2, is of a round angle, the inner wall of the first connector 1 is of a funnel shape, a first check ring 5 is arranged on the outer wall of the first connector 1, one side of the first check ring 5, which is far away from the connecting part 2, is of a smooth inclined surface, a first annular groove 6 is arranged at the position of the first check ring 5, which is close to the connecting part 2, a first pipe sleeve 7 is arranged on the surface of the first connector 1, and the first pipe sleeve 7 is connected at the junction position of the first connector 1 and the second connector 3, the inner wall of the first pipe sleeve 7 is provided with an annular ridge 8, and the annular ridge 8 and the first retainer ring 5 are arranged in a staggered manner.
The second connector 3 is hollow truncated cone shape, and the outer wall and the inside that the second connector 3 kept away from connecting portion 2 one end all set up to the fillet, the surface of second connector 3 is provided with second fender circle 9, one side that connecting portion 2 was kept away from to second fender circle 9 is smooth inclined plane, and one side that second fender circle 9 is close to connecting portion 2 is provided with second annular groove 10, the surface between second connector 3 and the connecting portion 2 is provided with annular protrusion 11, and the one end that annular protrusion 11 is close to second connector 3 is provided with second pipe box 12, and the one end that annular protrusion 11 was kept away from to second pipe box 12 is the inclined plane, and the outer wall that annular protrusion 11 one end was kept away from to second pipe box 12 is provided with bead 13.
As a technical optimization scheme of the present invention, the inner diameters of the first joint 1, the connecting part 2 and the second joint 3 are all equal.
As a technical optimization scheme of the present invention, the inner wall of the first pipe sleeve 7 at the end far away from the connecting part 2 is in a round angle shape.
As a technical optimization of the present invention, the maximum distance between the second socket 12 and the first socket 7 is not less than half the length of the connecting part 2, and the minimum distance between the top and the bottom of the second socket 12 is not less than half the length of the second joint 3.
As a technical optimization scheme of the invention, the reinforcing ribs 4 are semi-assembly type reinforcing ribs, the reinforcing ribs 4 comprise plastic reinforcing ribs 41 and assembly reinforcing ribs 42, the plastic reinforcing ribs 41 are arranged on the inner walls of the first connector 1, the connecting part 2 and the second connector 3, and the assembly reinforcing ribs 42 are movably sleeved on the surface of the connecting part 2.
As a technical optimization scheme of the present invention, the plastic reinforcing rib 41 is a frame structure arranged crosswise and is an integral structure with the first connector 1, the connecting portion 2 and the second connector 3, and the assembling reinforcing rib 42 is a cylindrical frame with two ends supported at opposite ends of the first pipe sleeve 7 and the annular protrusion 11, respectively.
Example two
As shown in fig. 5-10, the present invention provides a technical solution: a connecting device of a port of a carbon dioxide end-expiratory detector and a stomach tube port comprises a first connector 1, a connecting part 2 arranged below the first connector 1 and a second connector 3 arranged below the connecting part 2, wherein the first connector 1, the connecting part 2 and the second connector 3 are of an integrated structure, reinforcing ribs 4 are arranged on the first connector 1, the connecting part 2 and the second connector 3, the first connector 1 is of a hollow cylindrical shape, the outer wall of one end of the first connector 1, which is far away from the connecting part 2, is of a round angle, the inner wall of the first connector 1 is of a funnel shape, a first check ring 5 is arranged on the outer wall of the first connector 1, one side of the first check ring 5, which is far away from the connecting part 2, is of a smooth inclined surface, a first annular groove 6 is arranged at the position of the first check ring 5, which is close to the connecting part 2, a first pipe sleeve 7 is arranged on the surface of the first connector 1, and the first pipe sleeve 7 is connected at the junction position of the first connector 1 and the second connector 3, the inner wall of the first pipe sleeve 7 is provided with an annular ridge 8, and the annular ridge 8 and the first retainer ring 5 are arranged in a staggered manner.
The second connector 3 is hollow truncated cone shape, and the outer wall and the inside that the second connector 3 kept away from connecting portion 2 one end all set up to the fillet, the surface of second connector 3 is provided with second fender circle 9, one side that connecting portion 2 was kept away from to second fender circle 9 is smooth inclined plane, and one side that second fender circle 9 is close to connecting portion 2 is provided with second annular groove 10, the surface between second connector 3 and the connecting portion 2 is provided with annular protrusion 11, and the one end that annular protrusion 11 is close to second connector 3 is provided with second pipe box 12, and the one end that annular protrusion 11 was kept away from to second pipe box 12 is the inclined plane, and the outer wall that annular protrusion 11 one end was kept away from to second pipe box 12 is provided with bead 13.
As a technical optimization scheme of the present invention, the inner diameters of the first joint 1, the connecting part 2 and the second joint 3 are all equal.
As a technical optimization scheme of the present invention, the inner wall of the first pipe sleeve 7 at the end far away from the connecting part 2 is in a round angle shape.
As a technical optimization of the present invention, the maximum distance between the second socket 12 and the first socket 7 is not less than half the length of the connecting part 2, and the minimum distance between the top and the bottom of the second socket 12 is not less than half the length of the second joint 3.
As a technical optimization scheme of the invention, the reinforcing ribs 4 are embedded reinforcing ribs and are embedded in the first joint 1, the connecting part 2 and the second joint 3.
As a technical optimization scheme of the invention, the reinforcing rib 4 is a cylindrical frame which simultaneously comprises a circumferential ring and an axial connecting rib, and the reinforcing rib 4 is matched with the shape and the size of the first connector 1, the connecting part 2 and the second connector 3.
The method for connecting and sealing the end-tidal carbon dioxide detector port and the gastric tube port is characterized by comprising the following steps:
the connecting part 2 is pinched by fingers, the second joint 3 is inserted into one end of the stomach tube in a rotating and twisting way, and the second joint 3 is connected with the stomach tube.
The stomach tube cup joints on the surface that second connects 3 and second retainer 9, and second retainer 9 and second annular groove 10 are extruded and take place deformation, and second annular groove 10 reduces, realizes connecting and sealing, when meetting the stomach tube and breaking away from the trend, presents the trend that second annular groove 10 opened, second retainer 9 outwards overturns and prevents that the stomach tube drops.
The second pipe sleeve 12 is pulled by the convex ribs 13 and is sleeved on the surface of the gastric tube in a turning way.
The second pipe sleeve 12 and the second connecting part 2 increase the contact area with the stomach tube, and the aim of increasing the connection firmness and tightness is fulfilled.
The first connector 1 is inserted into an air passage adapter of the end-tidal carbon dioxide detector by pinching the connecting part 2 with fingers, and the first pipe sleeve 7 is sleeved on the surface of the air passage adapter of the end-tidal carbon dioxide detector to complete installation.
The gas circuit adapter of end carbon dioxide detector exhales cup joints on the surface of first joint 1 and first retaining ring 5, and deformation takes place for first retaining ring 5 and first annular groove 6 by the extrusion, and first annular groove 6 reduces, realizes connecting and sealing, and when meetting end carbon dioxide detector's gas circuit adapter and breaking away from the trend, the trend that presents 6 opening in first annular groove, first retaining ring 5 outwards overturn prevents end carbon dioxide detector's gas circuit adapter and drops.
The first pipe sleeve 7 and the first connecting part 2 increase the contact area with the gas path adapter of the end-tidal carbon dioxide detector, and the annular rib 8 is clamped between the first pipe sleeve 7 and the gas path adapter of the end-tidal carbon dioxide detector, so that the aims of increasing the connection firmness and the sealing performance of the first pipe sleeve 7 and the gas path adapter of the end-tidal carbon dioxide detector are fulfilled.
The working principle is as follows: the connecting part 2 is held between fingers, the second connector 3 is inserted into one end of the stomach tube in a rotating and twisting manner to complete the connection of the second connector 3 and the stomach tube, the stomach tube is sleeved on the surfaces of the second connector 3 and the second retaining ring 9, the second retaining ring 9 and the second annular groove 10 are extruded to deform, the second annular groove 10 is reduced to realize the connection and the sealing, when the stomach tube is separated, the trend that the second annular groove 10 is opened and the second retaining ring 9 is turned outwards is presented to prevent the stomach tube from falling off, the second pipe sleeve 12 is pulled through the convex edge 13 to be sleeved on the surface of the stomach tube in a turning manner, the contact area between the second pipe sleeve 12 and the second connecting part 2 and the stomach tube is increased, the purposes of increasing the connection firmness and the sealing performance are realized, the connecting part 2 is held between fingers to insert the first connector 1 into the air passage adapter of the end carbon dioxide detector, the first pipe sleeve 7 is sleeved on the surface of the air passage adapter of the end carbon dioxide detector, the gas path adapter of the end-tidal carbon dioxide detector is sleeved on the surfaces of the first connector 1 and the first check ring 5, the first check ring 5 and the first annular groove 6 are extruded to deform, the first annular groove 6 is reduced to realize connection and sealing, when the gas path adapter of the end-tidal carbon dioxide detector breaks away from the trend, the first annular groove 6 opens and the first check ring 5 turns outwards to prevent the gas path adapter of the end-tidal carbon dioxide detector from falling off, the first pipe sleeve 7 and the first connecting part 2 increase the contact area with the gas path adapter of the end-tidal carbon dioxide detector, the annular edge 8 is clamped between the first pipe sleeve 7 and the gas path adapter of the end-tidal carbon dioxide detector, the purposes of increasing the connection firmness and sealing performance of the two connectors are realized, and the use of the reinforcing ribs 4 can increase the axial and radial supporting force of the first connector 1, the connecting part 2 and the second connector 3, the operation is not easy to deform, the installation and the operation are convenient, and the efficiency is improved.
In conclusion, the reinforcing rib 4, the first retaining ring 5, the first pipe sleeve 7, the second retaining ring 9 and the second pipe sleeve 12 are arranged, so that the problems that a connecting device of a port of an end-tidal carbon dioxide detector and a port of a stomach tube in the prior art is inconvenient to use, low in operation efficiency and hidden in sealing performance are solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a connecting device of end carbon dioxide detector port and stomach tube port, includes first joint (1), sets up connecting portion (2) and second joint (3) of setting below connecting portion (2) of first joint (1) below, and first joint (1), connecting portion (2) and second joint (3) structure as an organic whole, its characterized in that: the first joint (1), the connecting part (2) and the second joint (3) are all provided with reinforcing ribs (4), the first joint (1) is in a hollow cylindrical shape, the outer wall of one end of the first joint (1) far away from the connecting part (2) is in a round angle shape, the inner wall is in a funnel shape, a first retainer ring (5) is arranged on the outer wall of the first joint (1), one side of the first retainer ring (5) far away from the connecting part (2) is a smooth inclined surface, a first annular groove (6) is arranged at the position of the first retainer ring (5) close to the connecting part (2), a first pipe sleeve (7) is arranged on the surface of the first joint (1), and the first pipe sleeve (7) is connected at the junction position of the first joint (1) and the second joint (3), the inner wall of the first pipe sleeve (7) is provided with an annular ridge (8), and the positions of the annular ridge (8) and the first check ring (5) are staggered;
the second connector (3) is in a hollow inverted round table shape, the outer wall and the inner portion of one end of the connecting portion (2) are far away from the second connector (3) are both arranged to be round corners, the surface of the second connector (3) is provided with a second retaining ring (9), one side, away from the connecting portion (2), of the second retaining ring (9) is a smooth inclined surface, one side, close to the connecting portion (2), of the second retaining ring (9) is provided with a second annular groove (10), the surface between the second connector (3) and the connecting portion (2) is provided with an annular protrusion (11), one end, close to the second connector (3), of the annular protrusion (11) is provided with a second pipe sleeve (12), one end, away from the annular protrusion (11), of the second pipe sleeve (12) is an inclined surface, and the outer wall, away from one end of the annular protrusion (11), of the second pipe sleeve (12) is provided with a convex edge (13).
2. The device of claim 1, wherein the capnograph port is connected to the gastric tube port by: the inner diameters of the first joint (1), the connecting part (2) and the second joint (3) are equal.
3. The device of claim 1, wherein the capnograph port is connected to the gastric tube port by: the inner wall of one end, far away from the connecting part (2), of the first pipe sleeve (7) is in a round angle shape.
4. The device of claim 1, wherein the capnograph port is connected to the gastric tube port by: the maximum distance between the second pipe sleeve (12) and the first pipe sleeve (7) is not less than half of the length of the connecting part (2), and the minimum distance between the top and the bottom of the second pipe sleeve (12) is not less than half of the length of the second joint (3).
5. The device of claim 1, wherein the capnograph port is connected to the gastric tube port by: the reinforcing rib (4) is half assembled reinforcing rib, reinforcing rib (4) are including plasticity reinforcing rib (41) and assembly reinforcing rib (42), plasticity reinforcing rib (41) set up on the inner wall that first joint (1), connecting portion (2) and second connect (3), assembly reinforcing rib (42) activity is cup jointed on the surface of connecting portion (2).
6. The device of claim 5, wherein the capnograph port is connected to the gastric tube port by: the plastic reinforcing ribs (41) are of a frame structure which is arranged in a crossed mode and are of an integral structure with the first connector (1), the connecting portion (2) and the second connector (3), and the assembling reinforcing ribs (42) are cylindrical frames, two ends of each cylindrical frame are respectively supported at the opposite ends of the first pipe sleeve (7) and the annular protrusion (11).
7. The device of claim 1, wherein the capnograph port is connected to the gastric tube port by: the reinforcing ribs (4) are embedded reinforcing ribs and are embedded in the first connector (1), the connecting part (2) and the second connector (3).
8. The device of claim 7, wherein the capnograph port is connected to the gastric tube port by: the reinforcing rib (4) is a cylindrical frame simultaneously comprising a circumferential ring and an axial connecting rib.
9. The device of claim 7, wherein the capnograph port is connected to the gastric tube port by: the reinforcing rib (4) is matched with the first connector (1), the connecting part (2) and the second connector (3) in shape and size.
10. A method of sealing the connection of the capnograph port to the gastric tube port connection device of claim 1, wherein: the method comprises the following steps:
the connecting part (2) is pinched by fingers, the second joint (3) is rotated and twisted to be inserted into one end of the stomach tube, and the second joint (3) is connected with the stomach tube;
the stomach tube is sleeved on the surfaces of the second connector (3) and the second check ring (9), the second check ring (9) and the second annular groove (10) are extruded to deform, the second annular groove (10) is reduced to realize connection and sealing, and when the stomach tube is separated from a trend, the trend that the second annular groove (10) is opened and the second check ring (9) is turned outwards is presented to prevent the stomach tube from falling off;
the second pipe sleeve (12) is pulled by the convex rib (13) to be overturned and sleeved on the surface of the stomach tube;
the second pipe sleeve (12) and the second connecting part (2) increase the contact area with the stomach tube, and the aims of increasing the connection firmness and the sealing property are fulfilled;
the first connector (1) is inserted into an air passage adapter of the end-tidal carbon dioxide detector by pinching the connecting part (2) with fingers, and the first pipe sleeve (7) is sleeved on the surface of the air passage adapter of the end-tidal carbon dioxide detector to complete installation;
the gas path adapter of the end-tidal carbon dioxide detector is sleeved on the surfaces of the first connector (1) and the first check ring (5), the first check ring (5) and the first annular groove (6) are extruded to deform, the first annular groove (6) is reduced to realize connection and sealing, and when the gas path adapter of the end-tidal carbon dioxide detector breaks away from the trend, the trend that the first annular groove (6) is opened and the first check ring (5) is turned outwards is presented to prevent the gas path adapter of the end-tidal carbon dioxide detector from falling off;
the first pipe sleeve (7) and the first connecting part (2) increase the contact area with the gas path adapter of the end-tidal carbon dioxide detector, and the annular rib (8) is clamped between the first pipe sleeve (7) and the gas path adapter of the end-tidal carbon dioxide detector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110421059.8A CN113181507B (en) | 2021-04-19 | 2021-04-19 | Device for connecting port of end-expiratory carbon dioxide detector with port of gastric tube and connection sealing method thereof |
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| CN202110421059.8A CN113181507B (en) | 2021-04-19 | 2021-04-19 | Device for connecting port of end-expiratory carbon dioxide detector with port of gastric tube and connection sealing method thereof |
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| CN113181507A true CN113181507A (en) | 2021-07-30 |
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| CN113181507B (en) | 2023-03-14 |
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