CN209108242U - Liquid fixing protector is changed in a kind of peritoneal dialysis - Google Patents

Abstract

The utility model relates to the technical field of medical devices, in particular to a fixed protection device for peritoneal dialysis fluid exchange. The device of the utility model comprises a conduit fixing device and a joint protection device. The short pipe tube fixing device and the joint protection device are connected by the same pin; the joint protection device comprises a protection cover I and a protection cover II, and the upper ends of the protection cover I and the protection cover II are free Opening and closing and closing with a locking device, the catheter fixing device is composed of a left clip I, a right clip II, a V-shaped spring and a pin shaft to form a clip, the lower ends of the left clip I and the right clip II are closed, and the upper ends are opened into a semi-arc shape. The size of the semi-arc conforms to the outer size of the finger grip groove of the short tube of peritoneal dialysis. The device of the utility model can fix the short peritoneal dialysis tube when the peritoneal dialysis fluid is exchanged, so as to avoid pulling the short tube; after the short peritoneal dialysis tube is connected with the dialysate pipeline, the connection position is well protected, pollution is avoided, and cleaning and disinfection are convenient. Easy to carry and easy to operate when using.

Description

A fixed protection device for peritoneal dialysis fluid exchange

technical field

The invention relates to the technical field of medical devices, in particular to a fixed protection device for peritoneal dialysis fluid exchange.

Background technique

Peritoneal dialysis, as one of renal replacement therapy for uremia patients, has been widely used in clinical practice. At the same time, there are certain risks and hidden dangers in the process of fluid exchange. There are two main aspects: 1. Catheter pulling: the process of fluid exchange Due to the effect of gravity, it is easy to cause the catheter to be pulled. At present, many peritoneal dialysis centers in China use iron clips or adhesive tapes to fix them. good control; 2. After the peritoneal dialysis fluid and the peritoneal dialysis short tube are connected, the protection problem at the joint is currently divided into two categories by many peritoneal dialysis centers in China: one is wrapped with a small handkerchief or gauze, and there are If the replacement and cleaning are not timely, it is easy to cause bacterial growth and high cost of gauze. Another type of outer packaging is protected by an iodophor cap, but it needs to be properly preserved by the patient, and the peritoneal dialysis center cannot be used for the patient. The problems existing in the existing peritoneal dialysis exchange fluid need to be improved and solved urgently.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a fixed protection device for peritoneal dialysis fluid exchange.

In order to realize the above-mentioned purpose of the invention, the utility model adopts the following technical solutions:

A fixed protection device for peritoneal dialysis fluid exchange, including a short tube fixation device and a joint protection device, the short tube fixation device and the joint protection device are connected by the same pin shaft; the joint protection device includes a protection cover I, a protection cover II, a protection cover I and a protection The lower end of the cover II has pin shaft holes I respectively for the pin shaft to pass through. The upper ends of the protective cover I and the protective cover II are freely open and closed and closed with a locking device. The two ends of the protective cover I and the protective cover II are respectively When the cover I and the protective cover II are closed, round holes are formed at both ends, and the round hole at one end of the short tube fixing device is larger than the round hole at the other end. When the protective cover I and the protective cover II are closed, a cavity is formed inside; the short tube fixing device is clamped by the left I, right clip II, V-shaped spring and pin shaft form a clip, both sides of V-shaped spring are fixed on left clip I and right clip II, respectively, left clip I and right clip II have pin shaft hole II, pin shaft Pass through the V-shaped spring and pass through the pin shaft hole II, the lower ends of the left clip I and the right clip II are closed, and the upper ends are opened into a semi-arc shape. combine.

In the above-mentioned fixed protection device for peritoneal dialysis fluid exchange, the formed semi-arc-shaped dimensions are specifically: M1 is 8.9 mm, M2 is 6 mm, and Φ is 11.5 mm.

In the above-mentioned fixed protection device for peritoneal dialysis fluid exchange, the locking device is composed of a buckle, a snap ring and a switch cover.

In the above-mentioned fixed protection device for peritoneal dialysis fluid exchange, the overall length L of the device is 41 mm, the length L1 of the short tube fixing device is 18 mm, and the length L2 of the joint protection device is 23 mm.

For the above-mentioned fixed protection device for peritoneal dialysis exchange, the upper ends of the left clip I8 and the right clip II7 need to be rounded with a diameter of 1 mm.

Compared with the prior art, the beneficial effects of the utility model are as follows: the device of the utility model can fix the short peritoneal dialysis tube during the peritoneal dialysis fluid exchange to avoid pulling the short tube; It protects the connection position well, avoids pollution, is convenient for cleaning and disinfection, is easy to carry, and is easy to operate when using.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 left side view of the device of the present invention;

Figure 3 is a right side view of the device of the present invention;

Figure 4 is a schematic diagram of the short pipe fixing device of the present utility model, a. the front view of the short pipe fixing device, b. the side view of the short pipe fixing device, c. the left clip I, d. the right clip II, e. the V-shaped spring;

Figure 5 is a schematic diagram of the connector protection device of the present utility model, a. left view of the connector protection device, b. right view of the connector protection device, c1. left view of protective cover II, c2. right view of protective cover II, d1. left view of protective cover I, d2. Right side view of protective cover I;

Figure 6 is a schematic diagram of the use of the utility model, a. the connection diagram of the short tube of peritoneal dialysis, b. the front view of the use state, c. the top view of the open state of the protective cover when in use, d. the top view of the closed state of the protective cover when in use;

In the figure, 1. Protective cover I, 2. Protective cover II, 3. Pin shaft, 4. Buckle, 5. Snap ring, 6. Switch cover, 7. Right clip II, 8. Left clip I, 9. Pin Shaft hole I, 10. Pin shaft hole II, 11. V-type spring.

Detailed ways

The present utility model will be further described below in conjunction with the specific embodiments.

A fixed protection device for peritoneal dialysis fluid exchange, including a short tube fixing device and a joint protection device, the short tube fixing device and the joint protection device are connected by the same pin shaft 3; the joint protection device includes a protective cover I1, a protective cover The lower end of the protective cover II2 is provided with a pin shaft hole I9 for the pin shaft 3 to pass through. The upper ends of the protective cover I1 and the protective cover II2 are freely open and closed and closed with a locking device. 6, the switch cover is located on the upper end of the protective cover II, the snap ring 5 is on the switch cover, and the snap 4 is located on the upper end of the protective cover I; the ends of the protective cover I and the protective cover II are semi-arc-shaped, respectively, the protective cover I and the protective cover II. When closed, round holes are formed at both ends. The diameter of the round hole near one end of the short tube fixing device is 15 mm, and the diameter of the other end is 10 mm. When the protective cover I and the protective cover II are closed, a cavity is formed inside for the pipe. The road passes through; the catheter fixing device is composed of left clip I8, right clip II7, V-shaped spring 11 and pin shaft 3 to form a clip, the two sides of the V-shaped spring are respectively fixed on the left clip I8 and the right clip II7, the left clip I8 and the right clip Clip II7 has pin hole II10, pin 3 passes through the V-shaped spring and passes through pin hole II. The upper ends of left clip I8 and right clip II7 need to be rounded with a diameter of 1mm, so that the short tube can be clamped. Inside, the V-shaped spring is on the outside of the short tube fixing device; in the state of no force, the lower ends of the left clip I and the right clip II are closed, and the upper ends are opened to fix the short tube for peritoneal dialysis, and the left clip I and right clip II The size of the semi-arc shape formed by the opening of the upper part is in line with the outer size of the groove 15 of the finger grip of the short peritoneal dialysis tube, so that the short peritoneal dialysis tube is just stuck inside and fixed, where M1 is 8.9mm, M2 is 6mm, and Φ is 11.5mm; when the upper ends of the left clip I and right clip II are squeezed by force, the lower part opens; the overall length L of the fixed protection device for peritoneal dialysis fluid exchange is 41 mm, the length L1 of the short tube fixing device is 18 mm, and the length L2 of the joint protection device is 23mm.

When in use, pinch the upper ends of the left clip I and the right clip II, then open the lower part and clamp it at a suitable position on the clothes, connect the peritoneal dialysis short tube screw joint 13 to the end 14 of the new peritoneal dialysis fluid connection tube, and then connect the peritoneal dialysis tube to the end 14. The finger grip groove of the short tube is stuck on the upper part of the short tube fixing device, and the position of the device of the present invention is adjusted so that the short peritoneal dialysis tube is just stuck on the short tube fixing device A, and the end of the peritoneal dialysis short tube and the new peritoneal dialysis fluid connecting tube is connected. The joint is disposed in the joint protection device B (see Figure 6), the switch 12 of the short peritoneal tube is exposed, the protective cover I and the protective cover II are closed, and the protective cover is fastened through the cooperation of the snap ring and the buckle to close the joint protection. device to protect the joints from contamination.

Claims (5)

1. A fixed protection device for peritoneal dialysis fluid exchange, comprising a short tube fixation device and a joint protection device, the short tube fixation device and the joint protection device share the same pin and are connected; the joint protection device comprises a protective cover I, a protective cover II, and the protection The lower ends of the cover I and the protective cover II are respectively provided with pin shaft holes I for the pin shafts to pass through. The upper ends of the protective cover I and the protective cover II are freely open and closed and closed with a locking device. The two ends of the protective cover I and the protective cover II are Semi-arc shape, when the protective cover I and the protective cover II are closed, circular holes are formed at both ends, and the circular hole at one end near the short tube fixing device is larger than the circular hole at the other end. When the protective cover I and the protective cover II are closed, a cavity is formed inside; the catheter fixing device A clip is formed by the left clip I, the right clip II, the V-shaped spring and the pin shaft. The two sides of the V-shaped spring are respectively fixed on the left clip I and the right clip II. The left clip I and the right clip II have pin shaft holes II respectively. , the pin shaft passes through the V-shaped spring and through the pin shaft hole II, the lower ends of the left clip I and the right clip II are closed, and the upper ends are opened into a semi-arc shape. The outer dimensions fit. 2 . The fixed protection device for peritoneal dialysis fluid exchange according to claim 1 , wherein the semi-arc-shaped size is specifically: M1 is 8.9 mm, M2 is 6 mm, and Φ is 11.5 mm. 3 . 3. The fixed protection device for peritoneal dialysis fluid exchange according to claim 1, wherein the locking device is composed of a snap, a snap ring and a switch cover, and the switch cover is located at the upper end of the protective cover II, and the snap ring On the switch cover, the buckle is located at the upper end of the protective cover I. 4 . The fixed protection device for peritoneal dialysis fluid exchange according to claim 1 , wherein the overall length L of the device is 41 mm, the length L1 of the short tube fixing device is 18 mm, and the length L2 of the joint protection device is 23 mm. 5 . 5 . The fixed protection device for peritoneal dialysis fluid exchange according to claim 1 , wherein the upper ends of the left clip I8 and the right clip II7 both need to be rounded with a diameter of 1 mm. 6 .