CN106267506B - Medical connector and its one-way air valve module - Google Patents

Abstract

The present invention discloses a medical connector and a one-way air valve module thereof, which are used for a connecting tube, the connecting tube having a connecting port, the one-way air valve module comprising a first flap member and a second flap member, the first flap member being installed and sealed at the connecting port, the first flap member being provided with a first split slit; the second flap member and the first flap member being stacked on each other, the second flap member being provided with a second split slit, the first split slit and the second split slit being arranged crosswise. Thus, it is convenient to insert the connecting tube into a detector to detect air pressure, MDI, gas, temperature or insert a sputum suction tube to suction sputum, and effectively prevent the gas inside the connecting tube from leaking out from the intersection of the first split slit and the second split slit, so as to achieve excellent convenience of use and gas leakage prevention of the medical connector and the one-way air valve module.

Description

Medical connector and its one-way air valve module

technical field

The invention discloses a medical joint, in particular to a medical joint and a one-way air valve module thereof.

Background technique

Medical connectors are widely used in medical places and medical practices. For example, patients suffering from spontaneous breathing difficulties often rely on a mechanical ventilator to maintain ventilation. This ventilator has a breathing tube, and the patient wears a Breathing mask, the medical connector is used to install between the breathing tube and the breathing mask, and connect the breathing tube and the breathing mask to help the gas generated by the ventilator to be delivered to the breathing mask.

However, at present, medical connectors often have an extension tube integrally extended. This extension tube can be used to insert a detector to detect air pressure, MDI, gas, temperature, or insert a sputum suction tube to extract sputum, etc., but the medical connector is prone to internal gas. The problem of leakage from the extension tube further affects the pressure or concentration of the gas, and even worse, affects the treatment of the patient.

Contents of the invention

An object of the present invention is to provide a medical joint and its one-way air valve module, which utilizes the first incision slit and the second incision slit to form a cross arrangement, thereby facilitating the connecting pipe to pass through the first incision slit and the second incision slit. Insert a detector at the intersection of the second slit to detect air pressure, MDI, gas, temperature or insert a sputum suction tube to extract sputum, and effectively prevent the gas inside the connecting pipe from flowing from the first slit to the second slit Leakage at the intersection to achieve medical connectors and one-way air valve modules with excellent ease of use and gas leakage resistance.

In order to achieve the above object, the present invention provides a medical joint, comprising: a connecting tube, including a first tube body and a second tube body extending from the first tube body and communicating with the first tube body , both ends of the first pipe body have a communication port and a first interface respectively, the end of the second pipe body has a second interface; and a one-way air valve module is installed and closed on the communication port, the single The air valve module includes a first valve member and a second valve member stacked, the first valve member is provided with a first split slit, and the second valve member is provided with a second split slot , the first slit and the second slit are intersecting.

In order to achieve the above object, the present invention provides a one-way air valve module for a connecting pipe, the connecting pipe has a communication port, the one-way air valve module includes: a first valve member installed and closed At the communication port, the first valve member is provided with a first slit; and a second valve member is stacked with the first valve member, and the second valve member is provided with a second slit. Slits, the first slit and the second slit are arranged in a crossing manner.

The present invention also has the following effects:

One, the medical joint further includes a first rotary tube and a second rotary tube, the first rotary tube is connected to the first port and can rotate relative to the first tube body, the second rotary tube is connected to the second port and can rotate relative to The second pipe body rotates to facilitate the connection of the first rotating pipe or the second rotating pipe to other external pipe bodies. If it accidentally touches, moves or rotates to the external pipe body, it will not interfere with the position of the connecting pipe, so as to lift Use safety of medical connectors.

Second, the first disc body and the second disc body are respectively convex discs protruding away from the communication port, so that the opening direction of the first slit and the second slit is consistent with the insertion of the detector or the sputum suction tube. The directions are in the same direction, which is more convenient to guide the detector or the sputum suction tube to be inserted into the communication port, so as to improve the convenience of use of the medical connector and the one-way air valve module.

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the present invention.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the medical connector of the present invention;

Fig. 2 is a three-dimensional assembled view of the medical connector of the present invention;

Fig. 3 is a schematic cross-sectional view of a medical connector of the present invention;

Another sectional schematic diagram of the medical joint of the present invention in Fig. 4;

Fig. 5 is a schematic view of the use state of the medical connector of the present invention;

Fig. 6 is a schematic cross-sectional view of another embodiment of the medical joint of the present invention.

Among them, reference signs

10...Medical connectors

1…connecting pipe

11...the first pipe body

111...Communication port

112...first interface

113...end edge

114...Permeable groove

115…First snap ring

12...Second pipe body

121...Second interface

122...Second ring groove

2…one-way air valve module

21...the first flap

211...First split seam

212…The first disc body

2121…Bumps

213…Ring wall

214…Stop convex ring

215…Through slot

22...Second valve member

221...Second split seam

222…Second disc body

2221…groove

223…Wings

224…Protruding blocks

23…convex disk

3…first rotating tube

31...the first ring groove

4…Second Rotary Tube

41…1st snap ring

θ...Included angle

100…Sputum suction tube

Detailed ways

The detailed description and technical content of the present invention will be described as follows with the accompanying drawings, but the attached drawings are only for illustration purposes and are not intended to limit the present invention.

Please refer to Figures 1 to 5, the present invention provides a medical joint and its one-way air valve module, the medical joint 10 mainly includes a connecting pipe 1 and a one-way air valve module 2, the one-way air valve The module 2 mainly includes a first valve part 21 and a second valve part 22 .

The connecting pipe 1 can be a geometric shape pipe body such as a straight pipe, a Y-shaped pipe or a T-shaped pipe. The connecting pipe 1 of the present embodiment is an example of a Y-shaped pipe, but it is not limited thereto.

As shown in Figures 1 to 4, the connecting pipe 1 includes a first pipe body 11 and a second pipe body 12 extending from the first pipe body 11 and communicating with the first pipe body 11. The ends respectively have a communication port 111 and a first interface 112 , and the end of the second tube body 12 has a second interface 121 . Wherein, there is an included angle θ between the first slit 211 and the second slit 221, and the included angle θ is between 30 degrees and 150 degrees, and the best embodiment of the included angle θ is 90 degrees.

In addition, the first pipe body 11 is formed with an end edge 113 at the communication port 111 , and the first pipe body 11 is provided with two opposite hollow grooves 114 on the pipe wall and a first snap ring 115 extending inside the pipe wall.

As shown in Figures 1 to 4, the one-way air valve module 2 is installed and closed at the communication port 111, and the one-way air valve module 2 includes a first valve member 21 and a second valve member 22 arranged in layers, The first valve member 21 is provided with a first slit 211 , the second valve member 22 is provided with a second slit 221 , and the first slit 211 and the second slit 221 are arranged in a crossing manner.

The details are as follows, the first valve member 21 has a first disc body 212 and a ring wall 213 extending from the periphery of the first disc body 212, and an end of the ring wall 213 away from the first disc body 212 extends outwards with a stop ring 214, and the ring wall 213 is provided with two opposite through grooves 215, the first split slit 211 is opened from the first disc body 212, the ring wall 213 is penetrated and attached to the first pipe body 11, and the stop convex ring 214 and the end edge 113 stop and limit each other.

In addition, the second valve member 22 has a second disc body 222 and two fins 223 extending from both sides of the second disc body 222. A protruding block 224 extends from the end of each fin 223. The second slit 221 extends from the second disc body 222 to The second disc body 222 is set up, the second disc body 222 and the first disc body 212 are laminated and bonded to each other, each fin 223 is pierced through each through groove 215 and the hollow groove 114, and the protruding block 224 is connected to the first tube body 11 Mutual stop limit.

Furthermore, as shown in FIG. 3 to FIG. 4 , the first disc body 212 has a plurality of protrusions 2121 extending therefrom, and the second disc body 222 is provided with a plurality of grooves 2221 , and each protrusion 2121 is engaged with each groove 2221, Furthermore, the first disc body 212 is prevented from shifting or rotating relative to the second disc body 222 to limit and fix the position of the first disc body 212 .

As shown in Figures 1 to 4, the medical joint 10 of the present invention further includes a first rotating tube 3 and a second rotating tube 4, the first rotating tube 3 is connected to the first interface 112 and can be connected to the first tube body 11 rotates, the second rotating tube 4 is connected to the second interface 121 and can rotate relative to the second tube body 12 .

Further explanation is as follows, the first rotating tube 3 is provided with a first ring groove 31 outside, one end of the first rotating tube 3 is passed through the first pipe body 11 from the first interface 112, and the first snap ring 115 is engaged in the first ring groove 31, so that the first rotating tube 3 can rotate relative to the first tube body 11.

In addition, a second annular groove 122 is provided on the outside of the second pipe body 12 , and a first snap ring 41 extends inside the second rotating pipe 4 , and one end of the second rotating pipe 4 is sleeved on the second pipe body 12 through the second interface 121 . The first snap ring 41 is engaged with the second ring groove 122 , so that the second rotating tube 4 can rotate relative to the second tube body 12 .

In addition, the first valve member 21 and the second valve member 22 are respectively made of plastic or rubber materials, and the first pipe body 11, the second pipe body 12, the first valve member 21, and the second valve member 22. The first rotating tube 3 or the second rotating tube 4 can also be added with antibacterial materials such as silver ions or coated with antibacterial films such as silver ion films to increase the 21. The antibacterial ability of the second valve member 22 , the first rotating tube 3 or the second rotating tube 4 .

As shown in Fig. 3 to Fig. 4, the combination of the medical joint 10 of the present invention uses the connecting pipe 1 to include the first pipe body 11 and the second pipe body 11 extending from the first pipe body 11 and communicating with the first pipe body 11. The pipe body 12, the two ends of the first pipe body 11 respectively have a communication port 111 and the first interface 112, and the end of the second pipe body 12 has a second interface 121; the one-way air valve module 2 is installed and closed on the communication port 111, and the The air valve module 2 includes a stacked first valve member 21 and a second valve member 22, the first valve member 21 is provided with a first slit 211, and the second valve member 22 is provided with a second slit. The slit 221, the first slit 211 and the second slit 221 are arranged in a crossing manner.

As shown in Figures 3 to 4, the combination of the one-way air valve module 2 of the present invention uses the second valve member 22 to be stacked with the first valve member 21, and the second valve member 22 is provided with a second section The slit 221, the first cut slit 211 and the second cut slit 221 are arranged in a crossing manner.

As shown in Figure 5, the use state of the medical joint 10 and the one-way air valve module 2 of the present invention is to use the first valve member 21 to pass through the first split slit 211 to achieve the effect of opening or closing, and the second The valve member 22 achieves the effect of opening or closing through the second slit 221, thereby facilitating the insertion of the connecting pipe 1 through the intersection of the first slit 211 and the second slit 221 to detect air pressure, MDI , gas, temperature, or inserting the sputum suction tube 100 to extract sputum, and because the first incision slit 211 and the second incision slit 221 are arranged crosswise, the opening of the first valve member 21 and the second valve member 22 The directions will interfere with each other, so as to avoid the opening of the first valve member 21 and the second valve member 22 from being too large, so as to effectively prevent the gas inside the connecting pipe 1 from flowing through the first slit 211 and the second slit 221. Leakage at the intersection of the medical joint 10 and the one-way air valve module 2 have excellent convenience in use and gas leakage prevention.

In addition, as shown in FIG. 1 to FIG. 5 , the ring wall 213 is penetrated and attached to the first pipe body 11, the stop convex ring 214 and the end edge 113 stop and limit each other, and the second disc body 222 and the first disc body 222 The bodies 212 are stacked and bonded to each other, each wing 223 is penetrated and fixed in each through groove 215 and the hollow groove 114, and the protruding block 224 and the first pipe body 11 stop and limit each other, so that the first valve member 21 and the second The valve member 22 is firmly installed and closed on the communication port 111; and each convex point 2121 is engaged with each groove 2221, thereby preventing the first disc 212 from shifting or rotating relative to the second disc 222, so as to strengthen the first disc 212. Combination ability of one valve member 21 and second valve member 22 .

Moreover, as shown in FIGS. 1 to 5 , the medical joint 10 further includes a first rotating tube 3 and a second rotating tube 4 , the first rotating tube 3 is connected to the first interface 112 and can be connected to the first tube body 11 Rotate, the second rotating tube 4 is connected to the second interface 121 and can rotate relative to the second tube body 12, so that when the first rotating tube 3 or the second rotating tube 4 is connected to other external tube bodies, if accidentally touched, Moving or rotating to the outer tube body will not interfere with the position of the connecting tube 1 , so as to improve the safety of the medical joint 10 .

Please refer to FIG. 6, another embodiment of the medical joint 10 and the one-way air valve module 2 of the present invention. The embodiment in FIG. 6 is substantially the same as the embodiment in FIGS. The difference between the embodiments shown in FIGS. 1 to 5 is that the first disc body 212 and the second disc body 222 are respectively convex discs 23 protruding away from the communication port 111 .

The details are as follows, the detector or the sputum suction tube is inserted into the connecting pipe 1 through the communication port 111, so the first disc body 212 and the second disc body 222 are respectively convex discs 23 protruding away from the communication port 111, so that the second The opening direction of the first slit 211 and the second slit 221 is in the same direction as the insertion direction of the detector or sputum suction tube, which is more convenient to guide the detector or sputum suction tube to be inserted into the communication port 111, so as to improve the medical joint. 10 Convenience of use with one-way air valve module 2.

Wherein, each convex disk 23 can be a flat convex disk or a concave-convex disk that protrudes away from the communication port 111. In this embodiment, each convex disk 23 is a concave-convex disk, but it is not limited thereto.

Certainly, the present invention also can have other multiple embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding Changes and deformations should all belong to the protection scope of the appended claims of the present invention.

Claims (20)

1. A medical joint, characterized in that it comprises: A connecting pipe, comprising a first pipe body and a second pipe body extending from the first pipe body and communicating with the first pipe body, the two ends of the first pipe body respectively have a communication port and a first pipe body an interface, the end of the second pipe body has a second interface, and the first pipe body forms an end edge at the communicating port; and A one-way air valve module is installed and closed on the communication port. The one-way air valve module includes a first valve member and a second valve member stacked. The first valve member is provided with a first The slit is cut, and the first valve member has a first disc body and a ring wall extending from the periphery of the first disc body, and a stop convex ring extends outward from the end of the ring wall away from the first disc body, the The first splitting slit is opened from the first disc body, the ring wall passes through and is attached to the first tube body, the stop convex ring and the end edge stop and limit each other, and the second valve member A second slit is provided. 2 . The medical joint according to claim 1 , wherein the first incision slit and the second incision slit are intersecting. 3 . The medical joint according to claim 2 , wherein there is an included angle between the first incision slit and the second incision slit, and the included angle is between 30 degrees and 150 degrees. 4 . 4. The medical joint according to claim 2, wherein there is an included angle between the first incision slit and the second incision slit, and the included angle is 90 degrees. 5. The medical connector according to claim 1, wherein the connecting pipe is a Y-shaped pipe or a T-shaped pipe. 6. The medical joint according to claim 5, wherein the first pipe body is provided with two opposite hollow grooves, the ring wall is provided with two opposite through grooves, and the second valve member has a The second disc body and two fins extending from both sides of the second disc body, each fin end extends a protruding piece, the second split slit is opened from the second disc body, the second disc body The fins are laminated and attached to the first disc body, each of the fins is fixed through each of the through grooves and the hollow groove, and the protruding block and the first tube body stop and limit each other. 7. The medical joint according to claim 6, characterized in that, the first disc body has a plurality of protruding points, and the second disc body is provided with a plurality of grooves, and each of the protruding points is engaged with each of the groove. 8 . The medical connector according to claim 6 , wherein the first disc body and the second disc body are respectively convex discs protruding away from the communication port. 9 . 9. The medical joint according to claim 1, further comprising a first rotating tube and a second rotating tube, the first rotating tube is connected to the first interface and can be connected to the first tube The body rotates, and the second rotating tube is connected to the second interface and can rotate relative to the second tube body. 10. The medical joint according to claim 9, wherein a first snap ring extends inside the first tube body, a first ring groove is provided outside the first rotating tube, and one end of the first rotating tube extends from The first interface is passed through the first pipe body, and the first clasp is engaged with the first ring groove. 11. The medical joint according to claim 9, wherein a second ring groove is provided on the outside of the second tube body, a first snap ring extends inside the second rotating tube, and one end of the second rotating tube extends from The second interface is sleeved on the second pipe body, and the first clasp is engaged in the second ring groove. 12 . The medical joint according to claim 1 , wherein the first valve member and the second valve member are respectively made of plastic or rubber. 13 . 13. A one-way air valve module, used for a connecting pipe, the connecting pipe has a communication port, and the connecting pipe is formed with an end edge at the communication port, it is characterized in that the one-way air valve module include: A first valve member is installed and closed at the communication port, the first valve member is provided with a first split slit, the first valve member has a first disc body and the peripheral edge of the first disc body A ring wall is extended, and the end of the ring wall away from the first disc body extends outwards with a stop convex ring. the connecting pipe, the stop convex ring and the end edge stop and limit each other; and A second valve member is stacked with the first valve member, and the second valve member is provided with a second slit. 14 . The one-way air valve module according to claim 13 , wherein the first slit and the second slit are intersecting. 15. The one-way air valve module according to claim 14, wherein there is an included angle between the first slit and the second slit, and the included angle is between 30° and 150° between. 16 . The one-way air valve module according to claim 14 , wherein there is an included angle between the first slit and the second slit, and the included angle is 90 degrees. 17. The one-way air valve module according to claim 16, wherein the connecting pipe is provided with two opposite hollow grooves, the ring wall is provided with two opposite through grooves, and the second valve member has A second disc body and two fins extending from both sides of the second disc body, each end of the fins extends a protruding block, the second slit is opened from the second disc body, the second disc The body and the first disc body are stacked and attached to each other, each of the fins is penetrated and fixed in each of the through grooves and the hollow groove, and the protruding block and the connecting pipe stop and limit each other. 18. The one-way air valve module according to claim 17, wherein the first disc body has a plurality of protruding points, the second disc body is provided with a plurality of grooves, and each of the protruding points is engaged with Each groove. 19 . The one-way air valve module according to claim 17 , wherein the first disc body and the second disc body are respectively convex discs protruding away from the communication port. 20. The one-way air valve module according to claim 13, wherein the first valve member and the second valve member are respectively made of plastic or rubber.