Improved sealing cover structure of nasogastric tube connector

Abstract

The invention relates to an improved sealing cover structure of a nasogastric tube connector, which comprises a tube body and a connector, the tube body is hollow, a flow channel is formed in the tube body, the connector comprises a connector body, an extension sheet and a plug cover, the connector body is connected with the tube body, the connector body is provided with an insertion hole communicated with the flow channel, and the plug cover is inserted into the insertion hole. The extension piece is approximately in an elastic [shape, one end of the extension piece is connected with the connector body, the middle section of the extension piece is provided with two corner portions, at least one of the two corner portions is provided with a reinforcing structure, and the plug cover is arranged at the position, away from the connector body, of the extension piece and corresponds to the inserting hole. Therefore, the plug cover can be prevented from being bounced off and falling off from the insertion hole of the connector body in a non-operation mode, and the plug cover can be easily pulled out of the insertion hole in a labor-saving mode.

Description

Technical Field

[0001] The invention relates to a nasogastric tube structure, and in particular to an improved sealing structure of a nasogastric tube joint. Background Art

[0002] With the development of science and technology and the advancement of medical technology, the survival rate of injured and sick patients has been relatively improved. However, when patients are unable to eat on their own due to injuries or aging, medical staff need to feed them through a nasogastric tube. That is, by inserting a tube, the nutritional supplements are processed into a liquid state and guided into the stomach through the nasal cavity to provide the patient with normal calories and nutrition.

[0003] like Fig.11 and Fig.12 As shown, the nasogastric tube in the prior art includes a tube body 91 and a connector 92, the tube body 91 is used to extend from the patient's nasal cavity through the esophagus to the stomach, the tube body 91 is hollow, and a flow channel (not shown) is formed inside, the connector 92 includes a connector body 921, an extension piece 922 and a plug cover 923, the connector body 921 is arranged at one end of the tube body 91, the connector body 921 is exposed and hung outside the patient's nasal cavity, the connector body 921 is provided with an insertion hole 9211 communicated with the flow channel, the extension piece 922 is in a long straight shape with elasticity, one end is connected to the connector body 921, and a pulling portion 9221 is provided at the other end, the plug cover 923 is arranged on the extension piece 922 near the pulling portion 9221, and the plug cover 923 can be operated by the pulling portion 9221 to plug the insertion hole 9211 of the connector body 921 to form a closed state (such as Fig.13 ), and the plug cover 923 can be separated from the insertion hole 9211 of the connector body 921 by the pulling portion 9221.

[0004] However, in the closed state of the prior art nasogastric tube, the extension piece 922 is bent from a long straight shape into a U shape by its own elasticity, so that the plug cover 923 is easily affected by the restoring elastic force of the extension piece 922, so that the plug cover 923 is bounced off from the insertion hole 9211 of the connector body 921 when not in operation (such as Fig.14 As shown in the figure, the plug cover 923 loses its function of sealing the insertion hole 9211, causing trouble and inconvenience in use. In addition, if the tightness between the plug cover 923 and the insertion hole 9211 is strengthened, it will be difficult to remove the plug cover 923 from the insertion hole 9211, and a considerable force is required to remove the plug cover 923 from the insertion hole 9211, and the patient may feel uncomfortable during the removal process. Summary of the invention

[0005] In view of the prior art, the present invention provides an improved sealing structure of a nasogastric tube connector, comprising: a tube body, which is hollow and has a flow channel formed inside, and the tube body is provided with a connector end; and a connector, the connector comprising a connector body, an extension piece and a plug cover, the connector body is arranged at the connector end of the tube body, the connector body is provided with an insertion hole communicating with the flow channel, the extension piece is generally in an elastic shape, one end is connected to the connector body, and the other end is provided with a pulling portion, the middle section of the extension piece has two corner portions, at least one of the two corner portions is provided with a reinforcement structure, the plug cover is arranged on the extension piece near the pulling portion, and the plug cover just corresponds to the insertion hole.

[0006] The main purpose of improving the sealing structure of the nasogastric tube connector of the present invention is that its extension piece is roughly in the shape of an elastic ㄈ, and the plug cover just corresponds to the insertion hole. Therefore, when the plug cover is inserted into the insertion hole to form a closed state, the combination between the plug cover and the insertion hole will not be affected by the restoring elastic force of the extension piece, and the plug cover can be prevented from bouncing off and falling off from the insertion hole of the connector body when not in operation. In addition, the plug cover and the insertion hole only need to have appropriate tightness, and the plug cover can be easily and labor-savingly pulled out of the insertion hole, and the pulling-out process is not likely to cause discomfort to the patient. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is a three-dimensional diagram of the closed state of the present invention.

[0008] Figure 2 It is a cross-sectional view of the closed state of the present invention.

[0009] Figure 3 It is a three-dimensional diagram of the present invention in the opened state.

[0010] Figure 4 It is a schematic diagram of the use state of the present invention.

[0011] Figure 5 for Figure 4 A1 part of the enlarged view.

[0012] Figure 6 It is a cross-sectional view of another embodiment of the present invention in a closed state.

[0013] Figure 7 This is a three-dimensional exploded view of another embodiment of the present invention.

[0014] Figure 8 This is a cross-sectional view of another embodiment of the present invention in a closed state.

[0015] Fig. 9 This is a three-dimensional exploded view of yet another embodiment of the present invention.

[0016] Fig.10 This is a cross-sectional view of a closed state of yet another embodiment of the present invention.

[0017] Fig.11 It is a stereoscopic diagram of the nasogastric tube in the closed state in the prior art.

[0018] Fig.12 The present invention is a stereoscopic view of a nasogastric tube in the open state according to the prior art.

[0019] Fig.13 The present invention is a schematic diagram of the use status of a nasogastric tube in the prior art.

[0020] Fig.14 The schematic diagram is a prior art diagram of a nasogastric tube plug cover popping open and falling off.

[0021] Reference numerals

[0022] 10 tube body

[0023] 11 Runner

[0024] 12 connector ends

[0025] 20 connectors

[0026] 21 Connector body

[0027] 211 socket

[0028] 212 external thread

[0029] 213 ring slot

[0030] 22 extension piece

[0031] 221 Drawing Department

[0032] 222 Corner

[0033] 223 reinforcement structure

[0034] 2231 Arc Concave

[0035] 2232 Arc convex part

[0036] 224 connecting ring

[0037] 2241 internal thread

[0038] 23 plug cover

[0039] 231 ring convex part

[0040] 91 tube body

[0041] 92 connector

[0042] 921 connector body

[0043] 9211 socket

[0044] 922 extension piece

[0045] 9221 Drawing Department

[0046] 923 plug cover DETAILED DESCRIPTION

[0047] The following is a further description of the preferred embodiments of the present invention in conjunction with the drawings, so that people familiar with the relevant technology of the present invention can implement it according to the description of this specification.

[0048] First, please refer to Figures 1 to 3 As shown, the improved sealing structure of a nasogastric tube connector of the present invention comprises: a tube body 10 and a connector 20.

[0049] The tube body 10 is made of a corrosion-resistant and flexible material (silicone in this embodiment). The tube body 10 is hollow and has a flow channel 11 formed inside. The tube body 10 is provided with a joint end 12 and an insertion end opposite to the joint end 12 (not shown in the figure).

[0050] The joint 20 comprises a joint body 21, an extension piece 22 and a plug cover 23. The joint body 21 is arranged at the joint end 12 of the pipe body 10 in an assembled manner. The joint body 21 is provided with an insertion hole 211 communicating with the flow channel 11. The upper outer edge of the joint body 21 is provided with an external thread 212. The extension piece 22 is generally in an elastic shape, one end of which is integrally connected to the joint body 21, and the other end is provided with a pulling portion 221. The middle section of the extension piece 22 has two arc right-angled corner portions 222, and at least one of the two corner portions 222 is provided with a complementary The reinforcing structure 223 is provided with an arc recess 2231 on the inner edge of the corner portion 222 and an arc protrusion 2232 on the outer edge, thereby achieving a reinforcing effect, increasing the bending toughness of the corner portion 222, and avoiding the corner portion 222 from breaking. The plug cover 23 is provided on the extension piece 22 near the pulling portion 221, and the plug cover 23 corresponds to the insertion hole 211. A plurality of annular protrusions 231 are provided on the periphery of the plug cover 23. In this embodiment, one of the two corner portions 222 near the plug cover 23 is provided with a reinforcing structure 223.

[0051] When using, Figure 4 and Figure 5 As shown, the insertion end of the tube body 10 is inserted into the patient's stomach through the esophagus from the patient's nasal cavity, and the connector 20 is exposed and suspended outside the patient's nasal cavity. When feeding is not performed, the plug cover 23 can be operated by the pull-out portion 221 to be inserted into the insertion hole 211 of the connector body 21 to form a closed state, and when feeding is performed, the plug cover 23 can be operated by the pull-out portion 221 to be separated from the insertion hole 211 of the connector body 21.

[0052] Furthermore, if Figure 6As shown, another embodiment of the improved sealing structure of the nasogastric tube connector of the present invention is shown. The difference between this another embodiment and the above-mentioned embodiment is that both corner portions 222 are provided with a reinforcement structure 223, and the reinforcement structure 223 is provided with an arc concave portion 2231 on the inner edge of the corner portion 222 and an arc convex portion 2232 on the outer edge.

[0053] like Figure 7 and Figure 8 As shown in FIG. 1 , another embodiment of the improved sealing structure of the nasogastric tube connector of the present invention is shown. The difference between the another embodiment and the above-mentioned embodiment is that a connecting ring 224 is provided at one end of the extension piece 22, and an annular groove 213 is provided on the connector body 21. The extension piece 22 is connected to the annular groove 213 of the connector body 21 by snapping the connecting ring 224.

[0054] like Fig. 9 and Fig.10 As shown, it is another embodiment of the improved closure structure of the nasogastric tube connector of the present invention. The difference between this embodiment and the above-mentioned embodiment is that a connecting ring 224 is provided at one end of the extension piece 22, and an internal thread 2241 is provided on the inner edge of the connecting ring 224. The extension piece 22 is screwedly connected to the external thread 212 of the connector body 21 through the internal thread 2241 of the connecting ring 224.

[0055] The following beneficial effects can be obtained from the above specific embodiments:

[0056] The sealing structure of the nasogastric tube connector of the present invention is improved, and its extension piece 22 is generally in an elastic shape, and the plug cover 23 just corresponds to the insertion hole 211. Therefore, when the plug cover 23 is inserted into the insertion hole 211 to form a closed state, the combination between the plug cover 23 and the insertion hole 211 will not be affected by the restoring elastic force of the extension piece 22, and the plug cover 23 can be prevented from bouncing off and falling off from the insertion hole 211 of the connector body 21 when not in operation. In addition, the plug cover 23 and the insertion hole 211 only need to have an appropriate tightness, and the plug cover 23 can be easily and labor-savingly pulled out of the insertion hole 211, and the pulling-out process is not likely to cause discomfort to the patient, thereby achieving improved comfort and practicality in use.

Claims

1. An improved sealing structure of a nasogastric tube connector, comprising: A hollow tube having a flow channel formed therein and a joint end; and A connector, comprising a connector body, an extension piece and a plug cover, wherein the connector body is arranged at the connector end of the tube body, and the connector body is provided with an insertion hole communicated with the flow channel, the extension piece is generally in the shape of an elastic ㄈ, one end of which is connected to the connector body, and the other end is provided with a pulling portion, the middle section of the extension piece has two corner portions, at least one of the two corner portions is provided with a reinforcement structure, and the plug cover is arranged on the extension piece near the pulling portion, and the plug cover corresponds to the insertion hole.

2. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein the connector body is arranged on the connector end of the tube body in an assembled manner.

3. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein the two corner portions are in the shape of arc right angles.

4. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein one of the two corner portions close to the plug cover is provided with a reinforcement structure.

5. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein the two corner portions are both provided with reinforcement structures.

6. The improved sealing structure of the nasogastric tube connector according to claim 1, 4 or 5, wherein the reinforcing structure is provided with an arc concave portion at the inner edge of the corner portion and an arc convex portion at the outer edge.

7. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein one end of the extension piece is integrally connected to the connector body.

8. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein a connecting ring is provided at one end of the extension piece, an annular groove is provided on the connector body, and the extension piece is connected to the annular groove of the connector body by snapping the connecting ring.

9. The improved sealing structure of the nasogastric tube connector according to claim 1, wherein an external thread is provided on the outer edge of the upper portion of the connector body.

10. The improved sealing structure of the nasogastric tube connector according to claim 9, wherein a connecting ring is provided at one end of the extension piece, an internal thread is provided at the inner edge of the connecting ring, and the extension piece is screwed and connected with the external thread of the connector body via the internal thread of the connecting ring.

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