CN206526332U - Nephrology dept.'s dialysis catheter - Google Patents

Abstract

The utility model discloses Nephrology dept.'s dialysis catheter, it is related to Nephrology dept.'s medical instruments field.Including main pipe, it is fixed on the titanium alloy joint of main pipe one end, the conductor housing being fixedly connected with the main pipe other end, the external short tube being detachably connected with titanium alloy joint, it is arranged with two terylene sets on main pipe successively from that one end being connected with conductor housing, two sclerozones, one closed bottle stopper for being adapted with the bottleneck of disinfection bottle, terylene set includes two curved blocks in the section being hinged, the edge of one of block is provided with neck, two grooves are respectively offered respectively on the corresponding side wall of neck two, one of groove is located at the bottom of card groove sidewall, another groove is located at neck top side wall；The elastic deformation portion being provided with the top of the buckle corresponding with neck, buckle with matching grooves is provided with the edge of another block.The technical program prevents dialysis catheter drift, two terylene set spacing, easy to use can be adjusted according to patient.

Description

Nephrology dept.'s dialysis catheter

Technical field

The utility model is related to Nephrology dept.'s medical instruments field, more particularly to a kind of Nephrology dept.'s dialysis catheter.

Background technology

Dialysis (dialysis) is the principle for being diffused into water (or buffer solution) through semi-permeable membrane by small molecule, by small molecule A kind of separating and purifying technology separated with large biological molecule.Dialysis therapy is to make the composition (solute or moisture) in body fluid by half The treatment method that permeable membrane is excreted, generally can be divided into two kinds of haemodialysis and peritoneal dialysis.

Peritoneal dialysis (peritoneal dialysis, PD) be by the use of human body itself peritonaeum as dialysis membrane one kind Dialysis.Solute and moisture are carried out by pouring into the plasma fraction in the dialyzate in abdominal cavity and the capillary of peritonaeum opposite side Exchange, the metabolite and excessive moisture that remain in vivo are removed, while passing through dialyzate supplements material necessary to body. By constantly updating peritoneal dialysis liquid, kidney replacement or the purpose of supportive treatment are reached.When peritoneal dialysis treatment, pass through peritonaeum Dialysis catheter fills peritoneal dialysis solution into abdominal cavity.The side of intraperitoneal peritonaeum is to contain waste and superfluous water in peritonaeum capillary The blood divided, opposite side is that waste and unnecessary moisture in peritoneal dialysis solution, blood enter in peritoneal dialysis liquid through peritonaeum.One section After time, the peritoneal dialysis solution containing waste and excessive moisture is released in abdominal cavity, then fills into new peritoneal dialysis solution, So constantly circulate.

The peritoneum dialysis catheter used at present is generally Tenckhoff conduits, and conduit total length 32-42cm, internal diameter 0.30cm, band are interior Outer two terylene sets.Conduit is divided into three sections by two terylene sets：The outer section of abdomen, hypodermic tunnel section and abdomen inner segment.Terylene set plays solid Determine peritoneum dialysis catheter, prevent superficial microbes from entering the important function such as hypodermic tunnel.Current domestic alternative various adult's abdomen Film dialysis length of tube is fixed, due to the difference of individual, it is likely that cause problems with：1), abdomen inner segment is long or too short, causes to suffer from Person is uncomfortable or conduit drifts about, and severe patient can cause to put tube failure.2), hypodermic tunnel section is long, causes conduit to be caused in subcutaneous folding Peritoneal dialysis solution inadequate drainage, or outer terylene set are excessively near apart from skin openings, it is easy to abjection to outside skin, lose A/C and Prevent superficial microbes from entering the effect of hypodermic tunnel.

In peritoneal dialysis catheters, titanium alloy joint mainly plays a part of to connect external short tube, is all needed when using every time Titanium alloy joint is carried out disinfection 15-20 minutes, each medical personnel are when carrying out disinfection operation, often hand-held sterilization Bottle, titanium alloy joint is placed in disinfection bottle, medical personnel are so just needed hand-held disinfection bottle 15-20 minutes, and operation is very not Just.

Utility model content

The utility model purpose is intended to prevent dialysis catheter drift there is provided one kind, can adjust two terylene sets according to patient Spacing, Nephrology dept.'s dialysis catheter easy to use.

To realize above-mentioned technical purpose, the technical solution adopted in the utility model is as follows：

Nephrology dept.'s dialysis catheter, including main pipe, be fixed on described main pipe one end titanium alloy joint, with the master On the conductor housing that the conduit other end is fixedly connected and the external short tube that the titanium alloy joint is detachably connected, the main pipe Be arranged with successively from that one end being connected with the conductor housing two terylene sets, two sclerozones, one with the bottle of disinfection bottle The closed bottle stopper that mouth is adapted, the terylene set includes two curved blocks in the section being hinged, one of block Edge is provided with neck, respectively offers two grooves respectively on the corresponding side wall of the neck two, one of them described groove Positioned at the bottom of the card groove sidewall, another described groove is located at the neck top side wall；The side of another block The elastic deformation being provided with the top of the buckle corresponding with the neck, the buckle with the matching grooves is provided with edge Portion；The conductor housing is medical stainless steel material, and the conductor housing is in fusiformis and cellular filter bores are distributed with thereon.

Using the utility model of above-mentioned technical proposal, the conductor housing of fusiformis can avoid main pipe from existing to a certain extent It is intraperitoneal to drift about, so as to avoid patient because of peritoneum dialysis catheter drift second operation, mitigate the pain of patient.By groove and The cooperation in elastic deformation portion, realizes the folding of two blocks of terylene set, and terylene set can be fixed on specifying for peritoneum dialysis catheter Position, overcomes the fixed terylene set peritoneum dialysis catheter of band and the unmatched problem of patient's physique.In the absence of conduit hypodermic tunnel section Long fold causes peritoneal dialysis solution inadequate drainage, or outer terylene set is excessively near apart from skin openings, causes to be open nearly abjection extremely Outside skin, lose A/C and prevent the problems such as superficial microbes enter the effect of hypodermic tunnel, alleviate the discomfort of patient. The groove at the top of neck can prevent two blocks from opening completely simultaneously, terylene set is set in all the time on main pipe, keep away Exempt to occur after two blocks openings, at mobile block position, accidentally slide from main pipe and need what is sterilized again Situation occurs.Closed bottle stopper can be sealed directly in disinfection bottle when being carried out disinfection to titanium alloy joint, and disinfection bottle is hung With patient, so that just without using hand-held disinfection bottle again, while the thimerosal of disinfection bottle will not also swing because of the movement of patient Go out.

Further limit, the closed bottle stopper center offers the through hole for being available for the main pipe to pass through, described logical Being provided with the side wall in hole increases the closed bottle stopper and the projection of the main pipe frictional force.

Projection on through-hole side wall can increase the frictional force between closed bottle stopper and main pipe so that closed bottle stopper It is difficult to slide on main pipe, so as to avoid the unhandy situation because of caused by the slip of closed bottle stopper from occurring.

Further limit, the main pipe includes inner conductor and outer conductor, and quarter is provided with the inner conductor Spend line.

Main pipe is set to double-layer tube, and graduation mark is arranged on inner conductor, can avoid making because of friction The unsharp situation of graduation mark occurs.

Further limit, switch folder is additionally provided between the sclerozone and the closed bottle stopper.

Switch folder can facilitate medical personnel to control the flow velocity in conduit.

Further limit, the sclerozone is symmetrically arranged on the both sides of the main pipe, and the sclerozone is triangular in shape, And it is provided with fixing hole.

Symmetrically arranged triangle sclerozone can facilitate medical personnel that conduit is fixed on patient skin with needlework.

The utility model can prevent compared with prior art dialysis catheter drift, can root adjust two terylene set spacing to adapt to not With patient, easy to use.

Brief description of the drawings

The nonlimiting examples that the utility model can be provided by accompanying drawing are further illustrated；

Fig. 1 is the schematic diagram of the utility model Nephrology dept. dialysis catheter；

Fig. 2 is structural representation when terylene set is in open mode；

Fig. 3 is that terylene covers the structural representation being under closure state；

Fig. 4 is structural representation when titanium alloy joint is sterilized；

Main element symbol description is as follows：

Main pipe 1, titanium alloy joint 2, conductor housing 3, filter bores 31, external short tube 4, terylene set 5, block 51, neck 52, Groove 53, buckle 54, elastic deformation portion 55, fin 56, sclerozone 6, fixing hole 61, closed bottle stopper 7, switch folder 8, disinfection bottle 9。

Embodiment

In order that the utility model may be better understood in those skilled in the art, it is right with reference to the accompanying drawings and examples Technical solutions of the utility model are further illustrated.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, Nephrology dept.'s dialysis catheter, including main pipe 1, it is fixed on the main pipe 1 It is the titanium alloy joint 2 of one end, the conductor housing 3 being fixedly connected with the other end of main pipe 1, removable with the titanium alloy joint 2 Unload on the external short tube 4 of connection, the main pipe 1 and to wash from being arranged with two successively with that one end that the conductor housing 3 is connected Synthetic fibre set 5, two sclerozones 6, the closed bottle stopper 7 that is adapted with the bottleneck of disinfection bottle, the terylene set 5 include two and cut with scissors The curved block 51 in the section that connects, the edge of one of block 51 is provided with neck 52, and the neck 52 two is corresponding Two grooves 53 are respectively offered on the wall of side respectively, one of them described groove 53 is located at the bottom of the side wall of neck 52, another The individual groove 53 is located at the top side wall of neck 52；It is provided with the edge of another block 51 and the neck 52 Corresponding buckle 54, the top of buckle 54 is provided with the elastic deformation portion 55 matched with the groove 53；The conductor housing 3 For medical stainless steel material, the conductor housing 3 is in fusiformis and cellular filter bores 31 are distributed with thereon.

Specifically, a fin 56 is preferably set in block 51, facilitates medical personnel to open two blocks 51.

In preferred embodiment, the center of closed bottle stopper 7 offers the through hole for being available for the main pipe 1 to pass through, Being provided with the side wall of the through hole increases the closed bottle stopper 7 and the projection of the frictional force of main pipe 1.

In preferred embodiment, the main pipe 1 includes inner conductor and outer conductor, is set on the inner conductor There is graduation mark.

In preferred embodiment, switch folder 8 is additionally provided between the sclerozone 6 and the closed bottle stopper 7.

In preferred embodiment, the sclerozone 6 is symmetrically arranged on the both sides of the main pipe 1, and the sclerozone 6 is in Triangle, and it is provided with fixing hole 61.

When putting pipe, if it find that hypodermic tunnel section is long or crosses section, as shown in figure 3, firmly separating terylene set 5, make Elastic deformation portion 55 is connected in the groove 53 at the top of neck 52, and then mobile terylene covers 5 as needed, adjusts subcutaneous tunnel The length of road section；After adjusting, firmly two blocks 51 are closed tightly, as shown in Fig. 2 now elastic deformation portion 55 is connected to and is located at In the groove 53 of the sidewall bottom of neck 52.By the cooperation in groove 53 and elastic deformation portion 55, two blocks of terylene set 5 are realized 51 folding, terylene set 5 can be fixed on the specified location of peritoneum dialysis catheter, overcome the fixed terylene set peritoneum dialysis catheter of band with The unmatched problem of patient's physique.Peritoneal dialysis solution inadequate drainage is caused in the absence of the long folding of conduit hypodermic tunnel section, or outside Terylene set is excessively near apart from skin openings, causes to be open outside nearly abjection to skin, loses A/C and prevent superficial microbes Into hypodermic tunnel effect the problems such as, alleviate the discomfort of patient.At mobile terylene set 5, two blocks 51 are in all the time Connection status, terylene set 5 is set on main pipe 1 always, so as to avoid medical personnel's operational error that terylene is covered into 5 from main pipe Situation about being slid on 1 occurs.

When being sterilized to titanium alloy joint 2, as shown in figure 4, first removing external short tube 4, then closed bottle stopper 7 is inserted In the disinfection bottle 9 matched with the closed bottle stopper 7, then disinfection bottle 9 is hung over patient.So as to just without using hand again Disinfection bottle 9 is held, while the thimerosal of disinfection bottle 9 also will not swing because of the movement of patient.

The Nephrology dept. that the utility model is provided is described in detail with dialysis catheter above.The explanation of specific embodiment It is only intended to help and understands method of the present utility model and its core concept.It should be pointed out that for the common skill of the art For art personnel, on the premise of the utility model principle is not departed from, some improvement can also be carried out to the utility model and are repaiied Decorations, these are improved and modification is also fallen into the utility model scope of the claims.

Claims (5)

1. Nephrology dept.'s dialysis catheter, it is characterised in that：Connect including main pipe, the titanium alloy for being fixed on described main pipe one end Head, the conductor housing being fixedly connected with the main pipe other end, the external short tube being detachably connected with the titanium alloy joint, institute State on main pipe be arranged with successively from that one end being connected with the conductor housing two terylene sets, two sclerozones, one with The closed bottle stopper that the bottleneck of disinfection bottle is adapted, the terylene set includes two curved blocks in the section being hinged, wherein The edge of one block is provided with neck, two grooves is respectively offered respectively on the corresponding side wall of the neck two, wherein one The individual groove is located at the bottom of the card groove sidewall, and another described groove is located at the neck top side wall；Another institute State and the buckle corresponding with the neck is provided with the edge of block, be provided with and the matching grooves at the top of the buckle Elastic deformation portion；The conductor housing is medical stainless steel material, and the conductor housing is in fusiformis and cellular mistake is distributed with thereon Filter opening.

2. Nephrology dept.'s dialysis catheter according to claim 1, it is characterised in that：The closed bottle stopper center is opened up Have and the increase closed bottle stopper is provided with the through hole for being available for the main pipe to pass through, the side wall of the through hole and described leading The projection of pipe friction power.

3. Nephrology dept.'s dialysis catheter according to claim 2, it is characterised in that：The main pipe include inner conductor and Outer conductor, graduation mark is provided with the inner conductor.

4. Nephrology dept.'s dialysis catheter according to claim 3, it is characterised in that：In the sclerozone and the closed Switch folder is additionally provided between bottle stopper.

5. Nephrology dept.'s dialysis catheter according to claim 4, it is characterised in that：The sclerozone is symmetrically arranged on institute The both sides of main pipe are stated, the sclerozone is triangular in shape, and is provided with fixing hole.