CN107582109B - Catheter connection device for highly tortuous endovascular intervention - Google Patents

Abstract

The invention discloses a catheter connecting device suitable for high-altitude tortuous intravascular interventional therapy, which comprises a catheter, a connecting sleeve, a abdicating hole, a connecting ring, a rotating plate, a torsion spring, a rotating sleeve, a Y-shaped valve, a mounting plate, a connecting pin, a liquid discharge groove and a liquid discharge hole.

Description

Catheter connection device for highly tortuous endovascular intervention

technical field

The invention relates to a connection device, in particular to a catheter connection device suitable for highly tortuous intravascular interventional treatment.

Background technique

In clinical work, for patients with highly tortuous vascular interventional treatment, medical staff need to insert one end of the interventional catheter into the patient's body, and then connect the other end to the Y-shaped valve. The traditional catheter and Y-shaped valve are connected by inserting. This connection method is too simple and the connection is not stable. It is easy to cause the catheter to be detached from the Y-shaped valve, which greatly affects the progress of the patient's treatment. In view of the above defects, it is necessary to design a catheter connection device suitable for highly tortuous vascular interventional treatment.

Contents of the invention

The technical problem to be solved by the present invention is to provide a catheter connection device suitable for interventional treatment in highly tortuous blood vessels, so as to solve the problem that the current traditional connection method is too simple, the connection is not stable, and it is easy to cause the phenomenon that the catheter and the Y-shaped valve are detached, which affects the treatment progress of the patient.

In order to solve the above technical problems, the technical solution of the present invention is: a catheter connection device suitable for interventional treatment of highly tortuous blood vessels, including a catheter, a connecting sleeve, a relief hole, a connecting ring, a rotating plate, a torsion spring, a rotating sleeve, a Y-shaped valve, a mounting plate, a connecting pin, a drainage groove, and a drainage hole. The connecting sleeve is threadedly connected, and the connecting ring is connected with the glue inside the conduit. The rotating plate is located on the right side inside the connecting ring. The rotating plate is connected to the connecting ring in rotation. The torsion spring is located at the upper end of the inner wall of the connecting ring. The plate is located on the left side inside the Y-shaped valve, the mounting plate is threadedly connected with the Y-shaped valve, the connecting pin runs through the mounting plate, the connecting pin is threadedly connected with the mounting plate, the drain groove is located inside the connecting pin, the drain groove is integrally connected with the connecting pin, the number of the drain holes is several pieces, the drain holes are evenly distributed on the left side of the connecting pin, and the drain holes are circular through holes.

Further, a baffle plate runs through the outer left side of the connecting sleeve, and the baffle plate is threadedly connected with the connecting sleeve.

Further, a first inductor is provided on the right side inside the connecting sleeve, and the first inductor is threadedly connected with the connecting sleeve.

Further, a second inductor is provided on the right side inside the connecting sleeve, the second inductor is threadedly connected with the connecting sleeve, and the second inductor is in one-to-one correspondence with the first inductor.

Further, a support plate is provided at the upper right side of the connection sleeve, and the support plate is threadedly connected with the connection sleeve.

Further, a storage battery is provided inside the support plate, and the storage battery is screwed to the support plate.

Further, a sterilizing lamp is provided on the left side of the bottom of the support plate, and the sterilizing lamp is threadedly connected with the support plate.

Further, the inner upper end of the installation plate is also provided with a relief groove, and the relief groove is integrally connected with the installation plate.

Further, the right side of the baffle is surrounded by a sealing ring, and the sealing ring is connected with the baffle by glue.

Compared with the prior art, this catheter connection device suitable for interventional treatment of highly tortuous blood vessels, when in use, firstly, the medical staff moves the support plate into the relief groove by hand. At this time, the connecting sleeve and the rotating sleeve are in the state of mutual fit. The medical staff then holds the catheter with the left hand, and rotates the rotating sleeve clockwise with the right hand. The function inside the bit groove makes the rotating sleeve drive the Y-shaped valve and the mounting plate to move from right to left along the direction of the support plate, that is, the Y-shaped valve moves along the direction of the conduit. At the same time, the mounting plate drives the connecting pin to pass through the relief hole to exert a pressing force on the rotating plate, so that the rotating plate is in an open state. Synchronously, the torsion spring is in a deformed state. To ensure the stability, the medical personnel insert the left side of the catheter into the patient's body, and then connect the external infusion pipe with the Y-shaped valve. At this time, the treatment liquid is discharged from the external infusion pipe into the Y-shaped valve, and then discharged from the Y-shaped valve into the drain groove in the connecting pin, and then discharged from the drain groove into the drain hole, and then discharged into the connecting ring through the drain hole, and then discharged into the catheter through the connecting ring, and finally the therapeutic liquid is discharged into the patient's body by the catheter. , powerful, easy to operate, through the use of this device, the catheter and the Y-valve are connected in a threaded manner, so that the catheter and the Y-valve are connected firmly, effectively avoiding the phenomenon of the catheter and the Y-valve being separated, ensuring the progress of the patient’s treatment. When the device is in a sterile state, it ensures the sterility inside the connecting ring, that is, ensures the sterility inside the catheter, and protects the patient. After the device is used, the medical staff rotate the rotating sleeve counterclockwise by hand to separate the rotating sleeve from the connecting sleeve, that is, to separate the Y-shaped valve from the catheter. The sealing ring is to improve the sealing of the connection of the device, and the battery is to supply energy to the device. The battery is connected to the germicidal lamp, the first sensor and the second sensor wire, and the first sensor and the second sensor are connected to the signal line of the germicidal lamp. The first sensor and the second sensor are through-beam photoelectric sensors whose model is E3Z-T62H.

Description of drawings

Fig. 1 is a partial front sectional view of a catheter connection device suitable for highly tortuous intravascular interventional treatment;

Fig. 2 is an internal partial enlarged sectional view of the connecting sleeve and the connecting ring;

Fig. 3 is a left view connection diagram of the connecting sleeve and the connecting ring;

Fig. 4 is an internal left sectional view of the connecting pin.

Conduit 1, connecting sleeve 2, relief hole 3, connecting ring 4, rotating plate 5, torsion spring 6, rotating sleeve 7, Y-shaped valve 8, mounting plate 9, connecting pin 10, drain groove 11, drain hole 12, baffle plate 201, first inductor 202, second inductor 203, support plate 204, battery 205, germicidal lamp 206, sealing ring 207, and relief groove 901.

The following specific implementation will be further described in conjunction with the above-mentioned drawings.

Detailed ways

In the following, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art that the described embodiments may be practiced without some or all of these specific details. In other instances, well known processing steps have not been described in detail.

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the catheter connection device suitable for highly tortuous intravascular interventional treatment includes a catheter 1, a connecting sleeve 2, a relief hole 3, a connecting ring 4, a rotating plate 5, a torsion spring 6, a rotating sleeve 7, a Y-shaped valve 8, a mounting plate 9, a connecting pin 10, a drainage groove 11, and a drainage hole 12. The position hole 3 is a circular through hole, the connecting ring 4 is located inside the connecting sleeve 2, the connecting ring 4 is threadedly connected with the connecting sleeve 2, and the connecting ring 4 is connected with the glue inside the catheter 1, the rotating plate 5 is located on the right side inside the connecting ring 4, the rotating plate 5 is connected with the connecting ring 4 in rotation, the torsion spring 6 is located at the upper end of the inner wall of the connecting ring 4, one end of the torsion spring 6 is connected with the connecting ring 4 glue, and the other end of the torsion spring 6 is connected with the rotating plate 5 with glue, and the rotating sleeve 7 is located at the upper end of the inner wall of the connecting ring 4. On the right side of the connecting sleeve 2, the rotating sleeve 7 is threadedly connected with the connecting sleeve 2. The Y-shaped valve 8 is located on the right side of the rotating sleeve 7. The Y-shaped valve 8 is connected to the rotating sleeve 7. The mounting plate 9 is located on the left side of the Y-shaped valve 8. The mounting plate 9 is threaded with the Y-shaped valve 8. The connecting pin 10 runs through the mounting plate 9. The connecting pin 10 is threadedly connected with the mounting plate 9. The number of drain holes 12 is several pieces, and the drain holes 12 are evenly distributed on the left side of the connecting pin 10. The drain holes 12 are circular through holes. The external left side of the connecting sleeve 2 also has a baffle plate 201. The baffle plate 201 is connected to the connecting sleeve 2 with threads. 3 is threadedly connected with the connection sleeve 2, and the second sensor 203 is in one-to-one correspondence with the first sensor 202. The upper right side of the connection sleeve 2 is also provided with a support plate 204, and the support plate 204 is threaded with the connection sleeve 2. The inside of the support plate 204 is also provided with a battery 205, and the battery 205 is threaded with the support plate 204. The left side of the bottom of the support plate 204 is also provided with a germicidal lamp 206, and the germicidal lamp 206 is threaded with the support plate 204. The upper end of the installation plate 9 is also provided with a relief groove 901, and the relief groove 901 is integrally connected with the installation plate 9, and the right side of the baffle 201 is surrounded by a sealing ring 207, and the sealing ring 207 is connected with the baffle 201 by glue.

This catheter connection device suitable for interventional treatment of highly tortuous blood vessels, when in use, firstly, the medical staff moves the support plate 204 into the relief groove 901 by hand. At this time, the connecting sleeve 2 and the rotating sleeve 7 are in a state of being attached to each other. The medical staff then holds the catheter 1 with the left hand, and rotates the rotating sleeve 7 clockwise with the right hand. Rotatingly connected with the Y-shaped valve 8 and the supporting plate 204 is inside the relief groove 901, the rotating sleeve 7 drives the Y-shaped valve 8 and the mounting plate 9 to move from right to left along the direction of the supporting plate 204, that is, the Y-shaped valve 8 moves along the direction of the conduit 1. At this time, the connecting pin 10 has fully pushed the rotating plate 5 away. Through the above method, the conduit 1 and the Y-valve 8 are in a threaded state, thereby improving the stability of the connection between the conduit 1 and the Y-valve 8. The medical staff then inserts the left side of the conduit 1 into the patient, and then connects the external infusion pipeline to the Y-valve 8. At this time, the treatment liquid is discharged into the Y-valve 8 from the external infusion pipeline, and then discharged into the drain tank 11 in the connecting pin 10 by the Y-valve 8, and then discharged by the drain tank 11 into the drain hole 12, then drained into the connecting ring 4 through the drain hole 12, and then drained into the catheter 1 by the connecting ring 4, and finally the therapeutic liquid is discharged into the patient's body by the catheter 1. In order to allow the connection pin 10 to be in a sterile state when inserted into the connection ring 4, ensure the sterility inside the connection ring 4, that is, ensure the sterility inside the catheter 1, and protect the patient. Let the end of the catheter 1 not connected to the patient be in a closed state, the purpose of which is to prevent external bacteria from entering the patient's body through the catheter 1 and protect the patient. The sealing ring 207 is to improve the sealing of the device connection. The battery 205 is used to supply energy to the device. The battery 205 is connected to the germicidal lamp 206, the first sensor 202 and the second sensor 203. The first sensor 202 and the second sensor 203 are connected to the signal line of the germicidal lamp 206. The first inductor 202 and the second inductor 203 are through-beam photoelectric sensors whose model number is E3Z-T62H, and the relief groove 901 is to allow the movement space of the support plate 204, and the Y-shaped valve 8 is a medical Y-shaped valve.

The present invention is not limited to the above-mentioned specific implementation manners, and various transformations made by those skilled in the art starting from the above-mentioned ideas without creative work all fall within the scope of protection of the present invention.

Claims (3)

1. The catheter connecting device is characterized by comprising a catheter, a connecting sleeve, a relief hole, a connecting ring, a rotating plate, a torsion spring, a rotating sleeve, a Y-shaped valve, a mounting plate, a connecting pin, a liquid drain groove and a liquid drain hole, wherein the connecting sleeve penetrates through the right side of the catheter, the connecting sleeve is connected with external glue of the catheter, the relief hole is formed in the connecting sleeve, the relief hole is a circular through hole, the connecting ring is positioned in the connecting sleeve, the connecting ring is connected with connecting sleeve threads, the connecting ring is connected with the internal glue of the catheter, the rotating plate is positioned on the right side of the connecting ring, the rotating plate is connected with the connecting ring in a rotating manner, one end of the torsion spring is positioned at the upper end of the connecting ring, the other end of the torsion spring is connected with the rotating plate glue, the rotating sleeve is positioned on the right side of the connecting sleeve, the Y-shaped valve is positioned on the right side of the rotating sleeve, the Y-shaped valve is in the rotating connection with the connecting sleeve, the Y-shaped valve is positioned in the left side of the connecting pin, the Y-shaped valve is uniformly distributed on the left side of the connecting pin is connected with the connecting pin, the connecting pin is in the connecting pin, and the number of the connecting pin is uniformly distributed in the connecting pin is connected with the connecting pin, and the connecting pin is in the left threaded hole; the right side inside the connecting sleeve is also provided with a first inductor which is connected with the connecting sleeve through threads; the right side inside the connecting sleeve is also provided with a second inductor which is connected with the connecting sleeve through threads and corresponds to the first inductor one by one; the upper end of the right side of the connecting sleeve is also provided with a supporting plate, and the supporting plate is connected with the connecting sleeve through threads; a storage battery is further arranged in the support plate, and the storage battery is in threaded connection with the support plate; a sterilizing lamp is further arranged on the left side of the bottom of the supporting plate, and the sterilizing lamp is connected with the supporting plate through threads; the upper end of the inside of the mounting plate is also provided with a yielding groove, and the yielding groove is integrally connected with the mounting plate; the first sensor and the second sensor are correlation photoelectric sensors, and the model of the first sensor and the second sensor is E3Z-T62H.

2. The catheter connecting device for the high-flexibility intravascular interventional therapy according to claim 1, wherein a baffle plate is penetrated on the left side outside the connecting sleeve, and the baffle plate is connected with the connecting sleeve through threads.

3. The catheter-based connection device for high tortuous endovascular interventions according to claim 2, wherein a sealing ring is also provided around the right side of the baffle, said sealing ring being connected to the baffle glue.