CN214911417U

CN214911417U - Medical peritoneal dialysis pipeline external fixation device

Info

Publication number: CN214911417U
Application number: CN202022981545.9U
Authority: CN
Inventors: 赵均棠; 吕小林; 潘艳艳; 黄抱娣
Original assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-11-30
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a medical peritoneal dialysis pipeline external fixation device, including first holder, second holder and connecting piece, the clamp end of the first holder of first holder is convex, and the peritoneum dialysis tube is fixed with the tin foil of peritoneal dialysis catheter connection department to the centre gripping, and the end that opens of first holder is equipped with locking mechanical system, presss from both sides behind the clamp end of first holder presss from both sides tight fixed pipeline, will open the aperture of beginning fixed, and second holder centre gripping patient's clothing, connecting piece are connected first holder and second holder. When the patient carries out peritoneal dialysis treatment at home, this device can press from both sides the tinfoil clamp of membrane dialysis pipe and peritoneal dialysis liquid pipe connection department and fix on the pipeline to fix the pipeline on patient's clothing, can avoid unexpected tractive to excessively dragging that the pipeline caused, avoid the tinfoil slippage to cause the pollution of dislysate, guarantee patient's dialysis treatment effect.

Description

Medical peritoneal dialysis pipeline external fixation device

Technical Field

The utility model relates to a peritoneal dialysis field, specific medical peritoneal dialysis pipeline external fixation device that says so.

Background

Peritoneal Dialysis (PD) is to regularly and regularly inject prepared dialysate into the peritoneal cavity of a patient through a catheter by utilizing the characteristic that the peritoneum is used as a semi-permeable membrane through the action of gravity, and due to the concentration gradient difference of solutes on two sides of the peritoneum, the solute on one side with high concentration moves to one side with low concentration (dispersion action); the water moves from the hypotonic side to the hypertonic side (osmosis). The peritoneal dialysis solution is continuously replaced to achieve the purposes of removing in-vivo metabolites and toxic substances and correcting water and electrolyte balance disorder;

the infusion of dislysate will be realized through the dialysis tube, the peritoneal dialysis pipe need be kept somewhere at patient's belly, the patient that needs carry out peritoneal dialysis for a long time carries out the peritoneal dialysis treatment in the family, aseptic nature for guaranteeing the dislysate, will wrap up the junction of peritoneal dialysis pipe and peritoneal dialysis pipe with the tinfoil, aseptic nature of peritoneal dialysis liquid when in order to guarantee the dialysis, nevertheless unable standard fixed tinfoil and pipeline when oneself carries out the peritoneal dialysis treatment in being at home because of the patient, unexpected and excessive tractive easily appears in the pipeline, the tinfoil easily drops, lead to the dislysate contaminated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, to fixed tin paper and pipeline of unable standard when carrying out dialysis treatment at home to among the above prior art patient, unexpected and excessive tractive easily appears in the pipeline, the tin paper easily drops, leads to the contaminated shortcoming of peritoneal dialysis liquid, provides a medical peritoneal dialysis pipeline external fixation device, including first holder, second holder and connecting piece, the tin paper of peritoneal dialysis pipe and peritoneal dialysis liquid pipe connection department is fixed to first holder centre gripping, second holder centre gripping patient's clothing, and the connecting piece is connected first holder and second holder.

Among this technical scheme, the tinfoil of peritoneal dialysis pipe and peritoneal dialysis liquid pipe connection department is fixed to first holder centre gripping, effectively fix peritoneal dialysis pipe and peritoneal dialysis liquid pipe connection department with the tinfoil, avoid the tinfoil slippage, aseptic nature when having guaranteed that the dislysate flows peritoneal dialysis pipe and peritoneal dialysis liquid pipe connection department, first holder passes through the connecting piece and is connected with the second holder, the second holder centre gripping is on patient's clothing, fix this device on patient's clothing, effectively fix the pipeline, avoid the unexpected tractive pipeline of patient, influence patient's treatment.

The utility model discloses the technical scheme who further injects is:

first holder includes first holding frame, the second holding frame, first torsion spring and first round pin axle, the middle part of first holding frame and second holding frame is articulated through first round pin axle, first torsion spring housing is at first round pin epaxial, two torsion bars of first torsion spring support first holding frame and second holding frame respectively, the other end presss from both sides tightly when making the one end of first holder open, the open one end of first holder of definition is for opening the end, tight one end of clamp is for pressing from both sides the end, adopt the fixed pipeline of clip structure, and is simple and convenient, is favorable to the patient to operate.

The first clamping frame and the second clamping frame of the first clamping piece clamping end are recessed to form arc-shaped openings, the axis directions of the openings are parallel to the axis direction of the first pin shaft, the two openings are matched with and used for clamping the joint of the peritoneal dialysis tube and the peritoneal dialysis catheter, the opening end of the first clamping piece is provided with the locking mechanism, the two arc-shaped openings in the first clamping frame and the second clamping frame are similar to the shape of the joint of the peritoneal dialysis tube and the peritoneal dialysis catheter, the tinfoil can be effectively fixed at the joint of the peritoneal dialysis tube and the peritoneal dialysis catheter, and the locking mechanism is used for locking the opening end of the first clamping piece, so that the first clamping piece is prevented from being loosened accidentally.

Locking mechanical system includes slide bar and locking seat, the slide bar sets up on first supporting rack, the slide bar is convex, the centre of a circle of slide bar is located the axis of first round pin axle, the indent system of cutting has a plurality of locking grooves in the one side of slide bar, a plurality of locking grooves evenly set up along the slide bar circumferencial direction, and the length direction place straight line of a plurality of locking grooves all intersects with the axis of first round pin axle, set up the slip hole that supplies the slide bar to pass on the second supporting rack, the locking seat sets up at the slip hole edge, and press close to one side of locking groove, locking groove and locking seat cooperation, the aperture of opening end is opened with the first holder of locking in order to lock through the motion of locking slide bar.

The locking seat comprises a base frame, a wedge-shaped button, a locking rod, a main spring, an auxiliary spring and a spring cover, wherein the base frame is arranged at the edge of a sliding hole and is close to one side of a locking groove, the base frame is of a box body structure which is communicated up and down and has a regular shape, the base frame is communicated with a second clamping frame, the spring cover is in threaded connection with one end, far away from the second clamping frame, of the base frame to seal a port of the base frame, the outer wall of the first wedge-shaped button is matched and manufactured with the inner wall of the base frame, a sliding groove is cut in the inner wall of the base frame along the movement direction of the wedge-shaped button, a sliding table is arranged on the outer wall of the wedge-shaped button in a matching way with the sliding groove, the wedge-shaped button slides in the base frame, one end of the wedge-shaped button is defined as a spring end, the other end of the wedge-shaped button is positioned in the base frame, a spring fixing groove is cut inwards on the end face of the spring end, the main spring is arranged in the spring fixing groove, one end of a main spring is propped against the bottom of a spring fixing groove, the other end of the main spring is propped against a spring cover, the end of a wedge-shaped button extends out of a base frame, a wedge-shaped notch is formed in the outer wall of the wedge-shaped button, one end of a main rod body of a locking rod is spherical, the spherical surface of the main rod body is tangent to the wedge-shaped inclined surface of the wedge-shaped notch, a mounting groove is formed in one side, tangent to a sliding rod, of the outer wall of the base frame, a mounting groove is formed in the side, close to the sliding rod, of the mounting groove, the other end of the main rod body of the locking rod is provided with a sliding hole for the main rod body of the locking rod to penetrate out, the diameter of the sliding hole is matched with the diameter of the main rod body of the locking rod, a connecting rod is arranged between the spherical surface of the locking rod and the main rod body of the locking rod, the diameter of the connecting rod is matched with the width of the mounting groove, an auxiliary spring is sleeved on the locking rod, the inner diameter of the auxiliary spring is smaller than the diameter of the spherical surface of the locking rod, and one end of the auxiliary spring is propped against the spherical surface of the locking rod, one end of the clamping piece abuts against the inner wall of the base frame, the locking seat is arranged at the opening end of the second clamping frame, and a patient can unlock the sliding rod by the locking seat when opening the first clamping piece, so that the steps of using the common clamp are the same, redundant steps are reduced, and the operation of the patient is facilitated.

The second holder includes the third holding frame, the fourth holding frame, second torsion spring and second round pin axle, the middle part of third holding frame and fourth holding frame is articulated through second round pin axle, second torsion spring cover is epaxial at the second round pin, two torsion bars of second torsion spring support third holding frame and fourth holding frame respectively, the other end presss from both sides tightly when making the one end of second holder open, the open one end of definition second holder is for opening the end, tight one end of clamp is for pressing from both sides the end, the second holder adopts the clip structure, make things convenient for patient's operation, the second holder is fixed this device on patient's clothing, the unexpected tractive is avoided to the protection pipeline.

The clamping end of the second clamping piece is provided with a friction mechanism, the friction mechanism comprises a convex point and a groove, the convex point is uniformly distributed on the third clamping frame, the groove is uniformly distributed on the fourth clamping frame, the convex point and the groove are matched to be arranged, the friction mechanism increases the friction force between the second clamping piece and clothes of a patient, and the second clamping piece is prevented from falling off accidentally.

The connecting piece comprises an adjusting belt and a connecting buckle, the adjusting belt is divided into two sections, the first section of adjusting belt is fixed on the first clamping piece, the second section of adjusting belt is fixed on the second clamping piece, the two sections of adjusting belt are connected through the connecting buckle, a first fixing hole is arranged on a first clamping frame at the opening end of the first clamping piece, one end of the first section of adjusting belt passes through the first fixing hole and is fixed on the first clamping frame, the other end of the first section of adjusting belt is connected with the connecting buckle, a second fixing hole is arranged on a fourth clamping frame at the opening end of the second clamping piece, one end of the second section of adjusting belt passes through the second fixing hole and is fixed on the fourth clamping frame, the other end of the second section of adjusting belt is connected with the connecting buckle, the connecting buckle comprises the first connecting buckle and the second connecting buckle, the first connecting buckle is detachably connected with the second connecting buckle, the first connecting buckle is connected and fixed with the first section of adjusting belt, the second connecting buckle is adjustably connected with the second section of adjusting belt, the working length of second section regulation band passes through the second connector link and adjusts, and the patient can be according to the condition money of self, through the working length who adjusts the second regulation band, adjusts the working length of connecting piece, adjusts the distance between first holder and the second holder to better fixed pipeline.

The utility model has the advantages that: when the patient carries out peritoneal dialysis treatment at home, this device can press from both sides the tinfoil clamp of membrane dialysis pipe and peritoneal dialysis liquid pipe connection department and fix on the pipeline to fix the pipeline on patient's clothing, can avoid unexpected tractive to excessively dragging that the pipeline caused, avoid the tinfoil slippage to cause the pollution of dislysate, guarantee patient's dialysis treatment effect.

Drawings

Fig. 1 is an overall perspective view of the present invention.

Fig. 2 is a perspective view of the first clamping member of the present invention.

Fig. 3 is a perspective view of the first holding frame of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partial sectional view of the three-dimensional structure of the locking seat of the present invention.

Fig. 6 is a perspective view of the locking rod of the present invention.

Fig. 7 is a perspective view of the wedge button of the present invention.

Fig. 8 is a perspective view of the second clamping member of the present invention.

Fig. 9 is a partial enlarged view of fig. 8 at B.

Detailed Description

The technical solution in the embodiments of the present invention will be described in detail below with reference to the accompanying drawings in the embodiments of the present invention.

Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.

The present invention will be explained in further detail below;

example 1

The embodiment provides a medical peritoneal dialysis pipeline external fixation device, as shown in fig. 1, including first holder 100, second holder 200 and connecting piece 300, the junction of peritoneal dialysis pipe and peritoneal dialysis catheter is centre gripping to first holder 100, fix the tinfoil of the junction of membrane dialysis pipe and peritoneal dialysis catheter, guarantee the aseptic nature of dislysate, patient's clothing is centre gripping to second holder 200, fix this device on patient's clothing, avoid unexpected tractive peritoneal dialysis pipe or peritoneal dialysis catheter of patient, influence patient's treatment, connecting piece 300 is connected first holder 100 and second holder 200, the working length of connecting piece 300 can be adjusted according to patient's self condition.

As shown in fig. 2, the first clamping member 100 includes a first clamping frame 110, a second clamping frame 120, a first torsion spring 130 and a first pin 150, the first clamping frame 110 and the second clamping frame 120 are made of PP plastic, the material is thick and strong so as to prevent the PP plastic from bending due to the failure to rise tension, the PP plastic does not react with any acidic or alkaline chemical substance, the chemical stability is good, the first pin shaft 150 and the first torsion spring 130 are both made of medical grade stainless steel, and as the first pin shaft 150 and the first torsion spring 130 are standard parts, the first clamping frame 110 and the second clamping frame 120 are hinged through the first pin shaft 150, the hinged point is positioned in the middle of the first clamping frame 110 and the second clamping frame 120, the first torsion spring 130 is sleeved on the first pin shaft 150, and the two torsion bars of the first torsion spring 130 abut against the first clamping frame 110 and the second clamping frame 120, respectively, so that one end of the first clamping member 100 is opened and the other end is clamped.

As shown in fig. 2 and 3, the first support frame 110 and the second support frame 120 at the clamping end of the first clamping member 100 are both recessed to form an arc-shaped opening 111, the axial direction of the opening 111 is parallel to the axial direction of the first pin 150, and the two arc-shaped openings 111 are matched with each other to fix the tinfoil at the joint of the peritoneal dialysis catheter and the peritoneal dialysis catheter, so as to ensure the sterility of the dialysate.

As shown in fig. 2, 3, 4 and 5, a locking mechanism 140 is disposed at the open end of the first clamping member 100, after the first clamping member 100 clamps the tinfoil at the joint between the peritoneal dialysis catheter and the peritoneal dialysis catheter, the open end of the first clamping member 100 is fixed by the locking mechanism 140, so as to prevent the first clamping member 100 from slipping due to accidental pressing, the locking mechanism 140 includes a sliding rod 141 and a locking seat 142, the sliding rod 141 is disposed on the first clamping frame 110 and integrally formed with the first clamping frame 110, the sliding rod 141 is arc-shaped, the center of the circle is located on the axis of the first pin 150, the first clamping frame 110 drives the sliding rod 141 to rotate with the projection point of the axis of the first pin 150 on the plane where the end face of the sliding rod 141 is located as the center of the circle, a plurality of locking grooves 143 are cut on one face of the sliding rod 141, the plurality of locking grooves 143 are uniformly distributed on the end face of the sliding rod 141 with the projection point of the axis of the first pin 150 on the plane where the end face of the sliding rod 141 is located, all intersect with the axis of first round pin axle 150 at the length direction straight line of a plurality of locking grooves 143, set up the sliding hole 144 that supplies slide bar 141 to pass on the second holding frame 120, locking seat 142 sets up at the sliding hole 144 edge, and press close to one side of locking groove 143, slide bar 141 rotates around the axis of first round pin axle 150 under the drive of first holding frame 110, and slide in sliding hole 144, behind the tight peritoneal dialysis catheter of first holder 100 clamp and the molten tin foil of peritoneal dialysis catheter junction, locking seat 142 and the cooperation of locking groove 143 are fixed with the state of first holder 100.

As shown in fig. 2, 3, 4, 5, 6 and 7, the locking seat 142 includes a base frame 142a, a wedge button 142b, a locking rod 142c, a main spring 142d, a sub spring 142e and a spring cover 142f, the base frame 142a is disposed at an edge of the sliding hole 144 and is adjacent to one side of the locking groove 143, the base frame 142a is cylindrical, the bottom of the base frame 142a penetrates the second holding frame 120, the base frame 142a is integrally formed with the second holding frame 110, the spring cover 142f is screwed to one end of the base frame 142a farther from the second holding frame 120 to seal a port of the base frame 142a, the first wedge button 142b is cylindrical and has an outer wall formed to be engaged with the inner wall of the base frame 142a, a sliding groove 142g is cut in a moving direction of the wedge button 142b on the inner wall of the base frame 142a, a sliding table 142h is disposed on the outer wall of the wedge button 142b to be engaged with the sliding groove 142g, the sliding groove 142g is matched with the sliding table 142h, the wedge-shaped button 142b slides inside the base frame 142a, so that the wedge-shaped button 142b slides inside the base frame 142a, one end of the wedge-shaped button 142b is defined as a spring end, the other end of the wedge-shaped button is defined as a button end, the spring end of the wedge-shaped button 142b extends into the base frame 142a, a spring fixing groove 142bb is concavely cut on the end surface of the spring end, a main spring 142d is arranged in the spring fixing groove 142bb, one end of the main spring 142d props against the bottom of the spring fixing groove 142bb, the other end of the spring fixing groove 142 butts against the spring cover 142, the button end of the wedge-shaped button 142b extends out of the base frame 142a, a wedge-shaped notch 142aa is formed in the outer wall of the wedge-shaped button 142b, the locking rod 142c is made of medical grade stainless steel, one end of the main rod body of the locking rod 142c is spherical, the spherical surface is tangent to the wedge-shaped inclined surface of the wedge-shaped notch 142ba, a mounting groove 142aa is cut in the side of the outer wall of the base frame 142a tangent to the sliding rod 142, the mounting groove 142aa is arranged along the sliding direction of the wedge-shaped button 142b, one end of the mounting groove 142aa close to the spring cover 142f is opened, the other end is provided with a sliding hole 144 through which the main rod body of the locking rod 142c penetrates, the diameter of the sliding hole 144 is matched with the diameter of the main rod body of the locking rod 142c, a connecting rod 142ca is arranged between the spherical surface of the locking rod 142c and the main rod body of the locking rod 142c, the diameter of the connecting rod 142ca is matched with the width of the mounting groove 142aa, the locking rod 142c is arranged in the sliding hole 144 from the mounting groove 142aa through the connecting rod 142ca, the auxiliary spring 142e is sleeved on the locking rod 142c, the inner diameter of the auxiliary spring 142e is smaller than the diameter of the spherical surface of the locking rod 142c, one end of the auxiliary spring 142e abuts against the spherical surface of the locking rod 142c, one end abuts against the inner wall of the base frame 142a, the elasticity of the auxiliary spring 142e is smaller than the elasticity of the main spring 142d, and the wedge-shaped button 142b, and the wedge button 142b is forced to move downwards, while the wedge button 142b moves downwards, the inclined surface on the wedge opening 142aa forces the locking rod 142c to slide outwards along the sliding hole 144 and slide into the locking groove 143, the position of the sliding rod 141 is locked, meanwhile, the secondary spring 142e is compressed, the button end of the wedge button 142b is pressed, the wedge button 142b slides upwards along the base frame 142a, the inclined surface on the wedge opening 142aa moves upwards, the oppressibility on the locking rod 142c is reduced, the secondary spring 142e relaxes, abuts against the spherical end of the locking rod 142e, the locking rod 142e is brought back into the base frame 142e, and the sliding rod 141 is unlocked.

As shown in fig. 1, 8 and 9, the second clamping member 200 includes a third clamping frame 210, a fourth clamping frame 220, a second torsion spring 230 and a second pin 240, the third clamping frame 110 and the fourth clamping frame 120 are made of PP plastic, the material is thick and strong, bending caused by too thin plate surface is avoided, the PP plastic does not react with any acidic or alkaline chemical substance, the chemical stability is good, the second pin shaft 150 and the second torsion spring 130 are made of medical-grade stainless steel, and are purchased outside and are not specified manufacturers because of being standard parts, the middle parts of the third clamping frame 210 and the fourth clamping frame 220 are hinged through the second pin shaft 240, the second torsion spring 230 is sleeved on the second pin shaft 240, two torsion bars of the second torsion spring 230 respectively abut against the third clamping frame 210 and the fourth clamping frame 220, so that one end of the second clamping piece 200 is opened, and the other end is clamped tightly.

As shown in fig. 9, a friction mechanism 250 is arranged at a clamping end of the second clamping member 200 to increase friction between the second clamping member 200 and the clothes and reduce the possibility of accidental falling of the second clamping member 200, the friction mechanism 250 comprises salient points 251 and grooves 252, the salient points 251 are uniformly distributed on the third clamping frame 210, the grooves 252 are uniformly distributed on the fourth clamping frame 220, the salient points 251 and the grooves 252 are arranged in a matched manner, when the clothes are clamped, the salient points 251 press the clothes into the grooves 252 to clamp the clothes, and the friction between the second clamping member 200 and the clothes is increased.

As shown in fig. 1, the connecting member 300 includes an adjusting band 310 and a connecting buckle 320, the adjusting band 310 is two segments and is selected from an elastic band having elasticity, a first segment of the adjusting band 310 is fixed on the first clamping member 100, a second segment of the adjusting band 310 is fixed on the second clamping member 200, and the two segments of the adjusting band 310 are connected through the connecting buckle 320.

As shown in fig. 1, 2, 3 and 8, a first fixing hole 311 is opened on the first clamping frame 110 at the opening end of the first clamping member 100, one end of the first section of the adjusting band 310 passes through the first fixing hole 311 and is fixed on the first clamping frame 110, the other end is connected with the connecting buckle 320, a second fixing hole 312 is opened on the fourth clamping frame 220 at the opening end of the second clamping member 200, one end of the second section of the adjusting band 310 passes through the second fixing hole 312 and is fixed on the fourth clamping frame 220, and the other end is connected with the connecting buckle 320.

As shown in fig. 1, the connection buckle 320 includes a first connection buckle 321 and a second connection buckle 322, the first connection buckle 321 is a female buckle, the second connection buckle 322 is a male buckle, the first connection buckle 321 and the second connection buckle 322 are connected by a buckle to realize a detachable connection, the first connection buckle 321 is fixedly connected with the first section of adjustment band 310, the second connection buckle 322 is adjustably connected with the second section of adjustment band 310, and the working length of the second section of adjustment band 310 is adjusted by the second connection buckle 322.

The working process of the embodiment:

when a patient carries out peritoneal dialysis at home, after the peritoneal dialysis catheter and the peritoneal dialysis catheter are connected, the connection part of the peritoneal dialysis catheter and the peritoneal dialysis catheter is wrapped by tinfoil according to the mode specified by medical personnel, then the first clamping frame 110 is pressed by a thumb, the wedge-shaped button 142b is pressed by the first finger joint of a forefinger firstly, the locking rod 142c is led to withdraw from the locking groove 143, the sliding rod 141 slides in the sliding hole 144, then the second clamping frame 120 is pressed by the second finger joint and the third finger joint, the clamping end of the first clamping member 100 is opened, then the two openings 111 on the first clamping frame 110 and the second clamping frame 120 are aligned with the tinfoil at the connection part of the peritoneal dialysis catheter and the peritoneal dialysis catheter, then the thumb is loosened, the clamping end of the first clamping frame 110 is led to be close to the clamping end of the second clamping frame 120 until the clamping end of the first clamping member 100 clamps and fixes the tinfoil at the connection part of the peritoneal dialysis catheter and the peritoneal dialysis catheter, at this time, the locking lever 142c is aligned with one of the locking grooves 143, and then the first knuckle of the index finger is released, the wedge button 142b is released, the locking lever 142c is inserted into the locking groove 143, and the locking groove 143 is engaged with the locking lever 142c to fix the slide lever 141, i.e., to fix the opening degree of the opened end of the first clamping member 100.

Then the patient opens the clamping end of the second clamping member 200 and fixes it on the clothes, and the patient can adjust the working length of the second section of adjusting belt 310 according to his own condition to better fix the pipeline, and after completing the above operations, the patient starts other operations of the peritoneal dialysis treatment, and then the peritoneal dialysis treatment is performed.

After the peritoneal dialysis treatment of the patient is completed, the patient opens the clamping end of the second clamping member 200, then removes the second clamping member 200 from the clothes, then presses the wedge button 142b with the first finger joint of the forefinger, presses the second clamping member 120 with the second and third finger joints, then presses the first clamping member 110 with the thumb, the first finger joint of the forefinger exerts force first, presses the wedge button 142b, the secondary spring 142e expands, forces the locking rod 142 to withdraw from the locking groove 143, the sliding rod 141 releases the locking, then the second and third finger joints of the forefinger exert force, the thumb exerts force, presses the second clamping member 120 and the first clamping member 110, opens the clamping end of the first clamping member 100, removes the first clamping member 100 from the connection between the peritoneal dialysis catheter and the peritoneal dialysis catheter, then removes the tinfoil, and puts the tinfoil into a designated vessel, puts the peritoneal dialysis catheter and the peritoneal dialysis bag into a designated container, and finally, sealing the pipe orifice of the peritoneal dialysis tube remained on the abdomen of the patient and fixing the pipe orifice into a peritoneal dialysis belt, wherein the peritoneal dialysis belt is a device for bundling and fixing the peritoneal dialysis tube remained on the abdomen of the patient in the prior art.

Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.

Claims

1. The utility model provides a medical peritoneal dialysis pipeline external fixation device which characterized in that: including first holder (100), second holder (200) and connecting piece (300), the tinfoil of the fixed peritoneal dialysis pipe of first holder (100) centre gripping and peritoneal dialysis catheter junction, patient's clothing is held in second holder (200), and first holder (100) and second holder (200) are connected in connecting piece (300).

2. The external fixing device for the medical peritoneal dialysis tubing of claim 1, wherein: the first clamping piece (100) comprises a first clamping frame (110), a second clamping frame (120), a first torsion spring (130) and a first pin shaft (150), the middle parts of the first clamping frame (110) and the second clamping frame (120) are hinged through the first pin shaft (150), the first torsion spring (130) is sleeved on the first pin shaft (150), two torsion bars of the first torsion spring (130) respectively support against the first clamping frame (110) and the second clamping frame (120), so that one end of the first clamping piece (100) is opened while the other end of the first clamping piece (100) is clamped, the opened end of the first clamping piece (100) is defined as an opening end, and the clamped end of the first clamping piece is defined as a clamping end;

first clamping frame (110) of clamping end of first clamping piece (100) and second clamping frame (120) are all recessed to form arc-shaped opening (111), the axis direction of opening (111) is parallel with the axis direction of first round pin axle (150), two openings (111) cooperate the junction of centre gripping peritoneal dialysis pipe and peritoneal dialysis catheter, first clamping piece (100) open the end and set up locking mechanical system (140).

3. The external fixing device for the medical peritoneal dialysis tubing of claim 2, wherein: locking mechanical system (140) include slide bar (141) and locking seat (142), slide bar (141) set up on first holding frame (110), slide bar (141) are arc, the centre of a circle of slide bar (141) is located the axis of first round pin axle (150), indent cutting has a plurality of locking grooves (143) on the one side of slide bar (141), a plurality of locking grooves (143) evenly set up along slide bar (141) circumferencial direction, and the length direction place straight line of a plurality of locking grooves (143) all intersects with the axis of first round pin axle (150), set up sliding hole (144) that supply slide bar (141) to pass on second holding frame (120), locking seat (142) set up at sliding hole (144) edge, and the one side of locking groove (143).

4. The external fixing device for the medical peritoneal dialysis tubing of claim 3, wherein: the locking seat (142) comprises a base seat frame (142a), a wedge-shaped button (142b), a locking rod (142c), a main spring (142d), an auxiliary spring (142e) and a spring cover (142f), the base seat frame (142a) is arranged at the edge of the sliding hole (144) and is close to one side of the locking groove (143), the base seat frame (142a) is of a box body structure which is communicated up and down and has a regular shape, the second clamping frame (120) is communicated with the base seat frame (142a), the spring cover (142f) is in threaded connection with one end, far away from the second clamping frame (120), of the base seat frame (142a) to seal a port of the base seat frame (142a), the outer wall of the first wedge-shaped button (142b) is matched with the inner wall of the base seat frame (142a), a sliding groove (142g) is cut in the movement direction of the wedge-shaped button (142b) on the inner wall of the base seat frame (142a), and a sliding table (142h) is arranged on the outer wall of the wedge-shaped button (142b) in a way matched with the sliding groove (142g), the sliding groove (142g) is matched with the sliding table (142h), the wedge-shaped button (142b) slides in the base frame (142a), one end of the wedge-shaped button (142b) is defined as a spring end, the other end of the wedge-shaped button is defined as a button end, the spring end of the wedge-shaped button (142b) is located in the base frame (142a), a spring fixing groove (142bb) is cut inwards on the end face of the spring end, a main spring (142d) is arranged in the spring fixing groove (142bb), one end of the main spring (142d) abuts against the other end of the groove bottom of the spring fixing groove (142bb) and abuts against a spring cover (142f), the button end of the wedge-shaped button (142b) extends out of the base frame (142a), a wedge-shaped notch (142ba) is formed in the outer wall of the wedge-shaped button (142b), one end of the main rod body of the locking rod (142c) is spherical, the spherical surface is tangent to the wedge-shaped inclined surface of the wedge-shaped notch (142ba), a sliding groove (142aa) is cut in the side of the outer wall of the base frame (142a) tangent to the rod (141), the mounting groove (142aa) is arranged along the sliding direction of the wedge-shaped button (142b), one end of the mounting groove (142aa) close to the spring cover (142f) is opened, a sliding hole (144) for the main rod body of the locking rod (142c) to penetrate out is formed in the other end of the mounting groove, the diameter of the sliding hole (144) is matched with the diameter of the main rod body of the locking rod (142c), a connecting rod (142ca) is arranged between the spherical surface of the locking rod (142c) and the main rod body of the locking rod (142c), the diameter of the connecting rod (142ca) is matched with the width of the mounting groove (142aa), the auxiliary spring (142e) is sleeved on the locking rod (142c), the inner diameter of the auxiliary spring (142e) is smaller than that of the spherical surface of the locking rod (142c), one end of the auxiliary spring (142e) is abutted against the spherical surface of the locking rod (142c), and one end of the auxiliary spring (142e) is abutted against the inner wall of the base frame (142 a).

5. The external fixing device for the medical peritoneal dialysis tubing of claim 1, wherein: the second clamping part (200) comprises a third clamping frame (210), a fourth clamping frame (220), a second torsion spring (230) and a second pin shaft (240), the middle parts of the third clamping frame (210) and the fourth clamping frame (220) are hinged through the second pin shaft (240), the second torsion spring (230) is sleeved on the second pin shaft (240), two torsion bars of the second torsion spring (230) are respectively abutted against the third clamping frame (210) and the fourth clamping frame (220), one end of the second clamping part (200) is opened, the other end of the second clamping part is clamped, the opened end of the second clamping part (200) is defined as an opened end, and the clamped end of the second clamping part is a clamping end.

6. The external fixing device for the medical peritoneal dialysis tubing of claim 5, wherein: the clamping end of the second clamping piece (200) is provided with a friction mechanism (250), the friction mechanism (250) comprises salient points (251) and grooves (252), the salient points (251) are uniformly distributed on the third clamping frame (210), the grooves (252) are uniformly distributed on the fourth clamping frame (220), and the salient points (251) and the grooves (252) are matched.

7. The external fixing device for the medical peritoneal dialysis tubing of claim 1, wherein: the connecting piece (300) comprises an adjusting belt (310) and a connecting buckle (320), the adjusting belt (310) is divided into two sections, the first section of the adjusting belt (310) is fixed on the first clamping piece (100), the second section of the adjusting belt (310) is fixed on the second clamping piece (200), and the two sections of the adjusting belt (310) are connected through the connecting buckle;

first fixed orifices (311) have been seted up on first holding frame (110) of first holder (100) open end, first fixed orifices (311) are passed and are fixed on first holding frame (110) to the one end of first section regulation band (310), the other end is connected with connector link (320), second fixed orifices (312) have been seted up on fourth holding frame (220) of second holder (200) open end, second fixed orifices (312) are passed and are fixed on fourth holding frame (220) to the one end of second section regulation band (310), the other end is connected with connector link (320).

8. The external fixing device for the medical peritoneal dialysis tubing of claim 7, wherein: the connecting buckle (320) comprises a first connecting buckle (321) and a second connecting buckle (322), the first connecting buckle (321) is detachably connected with the second connecting buckle (322), the first connecting buckle (321) is fixedly connected with the first section of adjusting belt (310), the second connecting buckle (322) is adjustably connected with the second section of adjusting belt (310), and the working length of the second section of adjusting belt (310) is adjusted through the second connecting buckle (322).