CN211705446U - Fixing and protecting device for temporary blood dialysis catheter placement - Google Patents

Abstract

The utility model discloses a hemodialysis temporary tube placing fixing protection device, which comprises a temporary catheter and a fixing and adjusting mechanism, wherein a pressing strip is fixedly arranged on the outer surface of the temporary catheter, the fixing and adjusting mechanism is positioned on the end surface of the temporary catheter, the fixing and adjusting mechanism comprises a mounting belt, elastic bands and an adjusting component, the mounting belt is positioned right above the end part of the temporary catheter, cotton cloth is fixed on the rear surface of the mounting belt, the cotton cloth contacts the end part of the temporary catheter, two sides of the mounting belt are fixedly connected with two connecting belts which are distributed oppositely, the connecting belts are U-shaped, the two elastic bands are respectively fixed on the side surfaces of the connecting belts, the adjusting component is movably arranged on the elastic bands, and the adjusting component comprises a rectangular ring, a movable pressing; the utility model can fix and protect the exposed end of the temporary catheter by arranging the fixing and adjusting mechanism, thereby avoiding the problem of the wound caused by the contact movement of foreign objects; meanwhile, the installation and the disassembly are convenient, and the operation is simple and convenient.

Description

Fixing and protecting device for temporary blood dialysis catheter placement

Technical Field

The utility model belongs to the technical field of the pipe is put temporarily to the blood is passed through, concretely relates to blood passes through and puts fixed protection device of pipe temporarily, is a blood that is used for leg or arm very much passes through and puts fixed protection device of pipe temporarily.

Background

Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. The blood and electrolyte solution (dialysate) with similar concentration of organism are arranged inside and outside one hollow fiber by draining the blood in vivo to the outside of the body through a dialyzer consisting of a plurality of hollow fibers, and the material exchange is carried out by dispersion/convection, thereby removing the metabolic waste in the body and maintaining the balance of electrolyte and acid-base; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis. The hemodialysis temporary catheter has the advantages of being rapid in catheterization, convenient to use and the like as an important transition blood vessel access mode, and the hemodialysis temporary catheter needs to be fixed and protected by a corresponding fixing device.

The existing hemodialysis temporary catheter is used, the exposed end part of the hemodialysis temporary catheter is usually fixed by using a bandage, the hemodialysis temporary catheter is easy to tear when being taken down, and the hemodialysis temporary catheter is troublesome to mount and dismount.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hemodialysis puts fixed protection device of pipe temporarily to solve some hemodialysis temporary catheter that propose in the above-mentioned background art when using, its exposed tip all uses the bandage fixed usually, and it tears temporary catheter easily when taking off, and all comparatively troublesome problem at the installation with the dismantlement.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hemodialysis puts a tub fixed protection device temporarily, includes interim pipe and fixed adjustment mechanism, interim pipe surface fixed mounting has the compressing strip, fixed adjustment mechanism is located interim pipe tip surface, fixed adjustment mechanism is including installation area, elastic cord and adjusting part, the installation area is located interim pipe tip directly over, and its back fixed surface has the cotton, the interim pipe tip of cotton contact, the connecting band of two relative distributions of installation area both sides fixedly connected with, the connecting band is "U" type, and two elastic cords are fixed respectively in the connecting band side, just adjusting part movable mounting is on the elastic cord, adjusting part includes rectangle ring, activity pressure strip and activity subassembly.

Preferably, the rectangle ring cover is established on the elasticity area, just the rectangle ring internal surface relatively fixed has two installation pieces, movable assembly installs between two installation pieces, the elasticity area can present "V" type of falling and follow pass on movable assembly and the rectangle ring, movable assembly includes the connecting rod, presses post and activity spring.

Preferably, the mounting block fixed on the inner surface of the rectangular ring is internally provided with an opening cavity with a rectangular opening on the opposite surface, the two ends of the connecting rod respectively penetrate through the opening to be positioned in the opening cavity, the elastic band can be in surface contact with the upper surface of the connecting rod, one end of the pressing column is fixed on the upper surface of the end part of the connecting rod, the other end of the pressing column movably penetrates through the mounting block to be exposed outside, and the movable spring is positioned in the opening cavity.

Preferably, the activity spring both ends are fixed respectively at tank bottom and connecting rod lower surface, the connecting rod can reciprocate, two fixed movable pressure strips of connecting rod lower surface back of the body mutually, the movable pressure strip is the arc, and the free end tip sets up to the cockscomb structure, rectangle ring both sides lower surface with the corresponding department of movable pressure strip tip is provided with the sawtooth groove, movable pressure strip tip can be arranged in the sawtooth groove, the elastic cord can be arranged in between the two.

Preferably, two elastic cord tip is fixed with female magic subsides and sub-magic subsides respectively, sub-magic subsides and female magic subsides can paste the connection each other.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model can fix and protect the exposed end of the temporary catheter by arranging the fixing and adjusting mechanism, thereby avoiding the problem of the wound caused by the contact movement of foreign objects; meanwhile, the installation and the disassembly are convenient, and the operation is simple and convenient.

(2) The utility model discloses a be provided with adjusting part, conveniently realize the regulation of elastic cord length, be convenient for fix interim pipe, avoid it to take place not hard up, increase the security.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic left sectional view of the adjusting assembly of the present invention;

FIG. 3 is a schematic view of the internal structure of the movable assembly of the present invention;

FIG. 4 is a schematic structural view of the engagement between the end of the movable pressing plate and the surface of the rectangular ring;

in the figure: 1. a temporary catheter; 2. compressing the strips; 3. a connecting belt; 4. mounting a belt; 5. elastic bands; 6. an adjustment assembly; 61. a rectangular ring; 62. a movable pressure strip; 63. a movable component; 631. a connecting rod; 632. pressing the column; 633. a movable spring; 7. a sub-magic tape; 8. female magic tape; 9. mounting blocks; 10. an open cavity; 11. a sawtooth groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing and protecting device for temporary blood vessel placement comprises a temporary catheter 1 and a fixing and adjusting mechanism, wherein a pressing strip 2 is fixedly arranged on the outer surface of the temporary catheter 1, the fixing and adjusting mechanism is positioned on the surface of the end part of the temporary catheter 1, the fixing and adjusting mechanism comprises a mounting belt 4, an elastic belt 5 and an adjusting component 6, the mounting belt 4 is positioned right above the end part of the temporary catheter 1, cotton cloth is fixed on the rear surface of the mounting belt, the cotton cloth contacts the end part of the temporary catheter 1, two sides of the mounting belt 4 are fixedly connected with two connecting belts 3 which are oppositely distributed, the connecting belts 3 are U-shaped, the two elastic belts 5 are respectively fixed on the side surfaces of the connecting belts 3, the adjusting component 6 is movably arranged on the elastic belt 5, the adjusting component 6 comprises a rectangular ring 61, a movable pressing plate 62 and a movable component 63, the utility model discloses, the problem of the wound caused by the contact movement of foreign objects is avoided; meanwhile, the installation and the disassembly are convenient, and the operation is simple and convenient.

In this embodiment, preferably, the rectangular ring 61 is sleeved on the elastic band 5, and two mounting blocks 9 are relatively fixed to the inner surface of the rectangular ring 61, the movable assembly 63 is mounted between the two mounting blocks 9, the elastic band 5 can be inverted "V" shaped and pass through the movable assembly 63 and the rectangular ring 61, the movable assembly 63 includes a connecting rod 631, a pressing post 632 and a movable spring 633, and the movable assembly 63 is provided to conveniently realize the fixing limit and the length adjustment of the elastic band 5.

In this embodiment, preferably, an opening cavity 10 with a rectangular opening on the opposite surface is arranged in the mounting block 9 fixed on the inner surface of the rectangular ring 61, the two ends of the connecting rod 631 respectively penetrate through the openings to be located in the opening cavity 10, the elastic band 5 can be in surface contact with the upper surface of the connecting rod 631, one end of the pressing post 632 is fixed on the upper surface of the end of the connecting rod 631, the other end of the pressing post is movably exposed outside through the mounting block 9, the movable spring 633 is located in the opening cavity 10, the connecting rod 631 can move up and down conveniently, and meanwhile, an elastic force is provided for the movable pressing plate 62.

In this embodiment, preferably, the both ends of the movable spring 633 are fixed at the bottom of the groove and the lower surface of the connecting rod 631 respectively, the connecting rod 631 can move up and down, the lower surface of the connecting rod 631 back of the body fixes two movable pressing plates 62, the movable pressing plates 62 are arc-shaped, the end of the free end is set to be a saw-tooth shape, the lower surfaces of the two sides of the rectangular ring 61 and the corresponding end of the movable pressing plates 62 are provided with saw-tooth grooves 11, the end of the movable pressing plates 62 can be located in the saw-tooth grooves 11, the elastic band 5 can be located between the two, the saw teeth of the end of the movable pressing plates.

In this embodiment, preferred, two 5 tip of elastic cord are fixed with female magic subsides 8 and son magic subsides 7 respectively, but son magic subsides 7 and female magic subsides 8 mutual paste connection, and the two is tiny soft fibre and the thorn hair of harder tape hook respectively, and this kind of setting is convenient installs and takes off whole fixed adjustment mechanism.

The utility model discloses a theory of operation and use flow: when the utility model is used, the whole fixed adjusting mechanism is firstly paved at the tail end of the temporary conduit 1, the cotton cloth at the rear surface of the installation belt 4 is contacted with the end part, then the two magic tapes at the end parts of the two elastic bands 5 are mutually pasted and fixed and are sleeved on the surface of the legs or the arms of a patient to form a closed ring shape, at the moment, the length of the elastic bands 5 can be adjusted according to the requirements of the patient, the temporary conduit 1 is conveniently fixed, the pressing column 632 is pressed downwards by hands to drive the connecting rod 631 to move downwards, the movable spring 633 is gradually compressed, the movable pressing plate 62 is driven to move downwards at the same time, the saw teeth at the end part are separated from the saw teeth groove 11 on the surface of the rectangular ring 61, the length of the elastic bands 5 can be adjusted by another hand, if the elastic bands 5 are fastened again, the elastic bands 5 are upwards pulled to form a ring shape which is, the elasticity is recovered to activity spring 633, drives connecting rod 631 and activity pressure strip 62 rebound, and the cockscomb structure and the sawtooth groove 11 of tip block again, fixes elastic cord 5 between the two once more to realize the whole length change of elastic cord 5, the annular space of formation diminishes, conveniently fixes the protection to interim pipe 1, avoids it to take place to tear.

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 (5)

1. The utility model provides a hemodialysis puts fixed protection device of pipe temporarily, includes interim pipe (1) and fixed adjustment mechanism, interim pipe (1) surface fixed mounting has compressing tightly strip (2), its characterized in that: fixed adjustment mechanism is located interim pipe (1) tip surface, fixed adjustment mechanism includes installation area (4), elastic cord (5) and adjusting part (6), installation area (4) are located directly over interim pipe (1) tip, and its back fixed surface has the cotton, cotton contact interim pipe (1) tip, installation area (4) both sides fixedly connected with connecting band (3) of two relative distributions, connecting band (3) are "U" type, and two elastic cords (5) are fixed respectively in connecting band (3) side, just adjusting part (6) movable mounting is on elastic cord (5), adjusting part (6) include rectangle ring (61), activity pressure strip (62) and movable part (63).

2. The temporary hemodialysis cannula fixing and protecting device as claimed in claim 1, wherein: rectangular ring (61) cover is established on elastic cord (5), just rectangular ring (61) internal surface relatively fixed has two installation pieces (9), movable assembly (63) are installed between two installation pieces (9), elastic cord (5) can present "V" type of falling and follow pass on movable assembly (63) and rectangular ring (61), movable assembly (63) include connecting rod (631), press post (632) and activity spring (633).

3. The temporary hemodialysis cannula fixing and protecting device as claimed in claim 2, wherein: fix at rectangle ring (61) internal surface be equipped with in installation piece (9) opposite face have rectangle open-ended opening chamber (10), connecting rod (631) both ends are passed the opening respectively and are located opening chamber (10), just elastic cord (5) can with connecting rod (631) upper surface contact, just press post (632) one end to fix at connecting rod (631) tip upper surface, the other end activity is passed installation piece (9) and is exposed in the outside, activity spring (633) are located opening chamber (10).

4. The temporary hemodialysis cannula fixing and protecting device as claimed in claim 3, wherein: activity spring (633) both ends are fixed respectively at tank bottom and connecting rod (631) lower surface, connecting rod (631) can reciprocate, two fixed movable pressure strip (62) back of the body of connecting rod (631) lower surface, activity pressure strip (62) are the arc, and the free end tip sets up to the cockscomb structure, rectangle ring (61) both sides lower surface with the corresponding department of activity pressure strip (62) tip is provided with sawtooth groove (11), activity pressure strip (62) tip can be located sawtooth groove (11), elastic cord (5) can be located between the two.

5. The temporary hemodialysis cannula fixing and protecting device as claimed in claim 4, wherein: two elastic cord (5) tip is fixed with female magic subsides (8) and sub-magic subsides (7) respectively, sub-magic subsides (7) and female magic subsides (8) can paste the connection each other.

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