CN109876219A - Novel peritoneal dialysis catheter and using method thereof - Google Patents
Novel peritoneal dialysis catheter and using method thereof Download PDFInfo
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- CN109876219A CN109876219A CN201910168217.6A CN201910168217A CN109876219A CN 109876219 A CN109876219 A CN 109876219A CN 201910168217 A CN201910168217 A CN 201910168217A CN 109876219 A CN109876219 A CN 109876219A
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Abstract
The invention provides a novel peritoneal dialysis catheter which comprises an anti-blocking pipeline and a fluid filling device, wherein the anti-blocking pipeline can be filled with fluid inside, the fluid filling device is used for filling the fluid into the anti-blocking pipeline, one end of the anti-blocking pipeline is sealed and fixed on a dialysis section, the other end of the anti-blocking pipeline is communicated with the fluid filling device outside the body, the anti-blocking pipeline comprises an expansion bag positioned beside a dialysis hole and a circulating pipe for communicating the expansion bag with the fluid filling device, and the volume of the expansion bag can be expanded when the fluid is filled into the expansion bag. Compared with the prior art, the invention has the beneficial effects that: the novel peritoneal dialysis catheter provided by the invention has the advantages of ingenious structure, good anti-blocking effect, easiness in inserting or extracting into or out of a patient body, good operation safety and quick postoperative recovery of the patient, can effectively solve the problem of position deviation of the peritoneal dialysis catheter, can also well extract accumulated liquid in the peritoneal cavity, and has more thorough dialysis effect.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly, to a kind of novel peritoneal dialysis catheters and its use
Method.
Background technique
Currently, the relatively effective therapeutic modality of renal failure patient is dialysis treatment method, dialysis therapy is made in body fluid
The treatment method that is excreted by semi-permeable membrane of ingredient.
Peritoneal dialysis is a kind of dialysis using the peritonaeum of human body itself as dialysis membrane, and principle is by pouring into
The dialyzate in abdominal cavity carries out exchanging for solute and moisture with the plasma composition in the capillary of the peritonaeum other side, removes residual in vivo
The metabolite and excessive moisture stayed, while substance necessary to body is supplemented by dialyzate, by constantly updating
Liquid is analysed, achievees the purpose that kidney substitution or supportive treatment.Due to peritoneal dialysis using the peritonaeum of human body itself as dialysis membrane,
Good biocompatibility can steadily, persistently and slowly remove vivotoxin, while this operation also helps remnants in human body
Renal function, because these advantages make optimal therapeutic modality of the peritoneal dialysis as current renal failure patient.
Before peritoneal dialysis treatment, it is necessary first to establish the channel of a safety to carry out changing liquid, need exist for doing one small
Dialysis catheter is inserted into abdominal cavity by operation, and one end of pipe stays in abdominal cavity, and intermediate one end is embedded in subcutaneously, and the other end stays in outside stomach wall
Face.In dialysis procedure, it is necessary first to extract intraperitoneal original liquid containing waste out by dialysis catheter, then will contain
The injection of the fresh dialysis fluid of glucose and electrolyte is intraperitoneal, contains in the peritonaeum capillary of the side of peritonaeum intraperitoneal in this way
The blood of waste and excessive moisture, other side peritoneal dialysis solution, waste and extra moisture in blood enter saturating through peritonaeum
It analyses in liquid.Constantly circulation reaches therapeutic effect in this way.
The prior art is realized by setting dialysis hole on dialysis catheter in vivo and intraperitoneal dialyzate is extracted out and sent
Enter, but clinically finds, in dialysis treatment, since intraperitoneal internal organ or soft tissue are easy bonding or compressing dialysis hole,
The blocking of dialysis catheter is caused, so that peritoneal dialysis solution is difficult to extract out, also fresh dialysis fluid can be made to be difficult to inject.Between dialysis
Every in period patient's free living, daily body kinematics most likely result in peritoneal dialysis catheters and deviate original position, (reason
Think that position is abdominal cavity bottom, i.e. low level is easier to extract remaining hydrops).So, due to dialysis hole plug or dialysis catheter
The offset of position, in order to smoothly extract out/inject water-dialyzing, need to be frequently changed patient position or adjustment peritoneal dialysis catheters
Position, the sense of discomfort of patient must be increased significantly in this way, serious conditions also make patient, and there are infection risks.
In order to solve problem above, also associated solutions emerge in large numbers at present, it is public such as Chinese patent 2015210650650
A kind of Peritonaeum dialysis tube of kidney medical department has been opened, anti-blocking pillar has been provided in the dialysis portion of the dialysis tubing, to prevent on dialysis tubing
Entrance be blocked；Chinese patent 2015200497349 discloses a kind of Nephrology dept.'s anti-blocking peritoneal dialysis pipe, passes through setting
One dialysis supervisor and two dialysis looped pipelines, and the annular protrusion being arranged on dialysis supervisor, playing prevents abdominal cavity membrane tissue
The effect in blocking dialysis hole.Although both technical solutions can play the effect for preventing dialysis hole plug, carry out will be saturating
Analysis conduit, which is inserted or pulled out, to be changed in abdominal cavity body, can be due to making to go smoothly there are the obstruction for the Anti-blocking structure being arranged on dialysis catheter
Art is difficult to carry out, or must increase operative incision and just can smoothly use this dialysis catheter, this can considerably increase patient's hand
The pain and risk of art, are also unfavorable for rehabilitation.
Summary of the invention
The present invention is directed to overcome at least one defect of the above-mentioned prior art, a kind of novel peritoneal dialysis catheters, institute are provided
It is structurally reasonable to state dialysis catheter, is easy in insertion and extraction abdominal cavity of patients, and can effectively solve blocked in use process
Problem.
It is an object of the present invention to provide a kind of application methods of novel peritoneal dialysis catheters, so that using described
Analysis conduit does not allow blocking obstacle occur, and the process for placing and extracting the dialysis catheter is easy to accomplish, and operation safety is good.
The technical solution adopted by the present invention is that:
A kind of novel peritoneal dialysis catheters, including dialysis tube body, positioned at intraperitoneal when the dialysis tube body includes dialysis
Abdomen outer segment outside section of dialysing and abdominal cavity, the dialysis section side are equipped with several dialysis holes, and the dialysis catheter further includes that inside can
It is filled with the anti-blocking pipeline of fluid and the fluid charging device for being filled with fluid to the anti-blocking pipeline, the one of the anti-blocking pipeline
End seals and is fixed in dialysis section, and the other end is connected with external fluid charging device is located at, and the anti-blocking pipeline includes position
Swelling bag in dialysis hole side and the runner pipe of connecting the swelling bag and fluid charging device are filled in the swelling bag
Volume is inflatable when fluid.
For the present invention in order to solve when carrying out peritoneal dialysis, intraperitoneal internal organ or soft tissue are easy bonding or compressing thoroughly
Analysis hole and the blocking for causing dialysis hole, the special setting one anti-blocking pipeline with dialysis tube body side by side, the anti-blocking pipeline is saturating
It analyses and is equipped with expandable swelling bag near hole.In use process, when carrying out, peritoneal dialysis is front/rear to be inserted into dialysis catheter or takes out
Out when patient's body/outer, the swelling bag volume is in contraction state, facilitates insertion and extraction；When dialysis catheter is successively inserted into
After patient's body, fluid is filled with into the anti-blocking pipeline using the fluid charging device, swelling bag volume expansion is propped up
The internal organ near hole or soft tissue structure are analysed, the blocking in dialysis hole is effectively prevent.It should be noted that heretofore described stream
Body charging device can be filled with fluid for the anti-blocking pipeline, so that the swelling bag volume swells, while can also therefrom be sucked out
Fluid, so that the volume contraction of the swelling bag, these already belong to the more mature prior art, state without tired.
A kind of novel peritoneal dialysis catheters clever structure provided by the present invention can when carrying out peritonaeum with it and treating thoroughly
To be easily inserted into and extract out in abdominal cavity of patients, and it can effectively solve the blocked problem in use process, use is this
Dialysis catheter carries out peritoneal dialysis treatment, has operation safety height, the fast advantage of patient's post-operative recovery.
Further, the swelling bag uses medical grade rubber material, and the runner pipe uses non-expansion type medical plastic.It adopts
When carrying out peritonaeum with peritoneal dialysis catheters provided by the invention and treating thoroughly, when the dialysis catheter is inserted into the patient, institute
The dialysis section and the swelling bag of anti-blocking pipeline for stating dialysis tube body are located in abdominal cavity of patients, the swelling bag be realize facilitate be inserted into
It extracts in human body, it is the blocking for preventing dialysis catheter when being located in human body that volume, which should be in deflated state, is needed swollen
It is swollen to strut internal organ or soft tissue structure, so it is needed using rubber material, to have the function of similar balloon；The runner pipe
Play the role of supplying gas for the swelling bag structure, need abdominal cavity and be pierced by outside human body, passes through operation opening position,
For ensure perform the operation safety, diameter be not easy it is excessive, can not the volume expansion after being filled with fluid.It is described swollen in the present invention
Swollen capsule uses medical grade rubber material, and the runner pipe uses non-expansion type medical plastic, can satisfy requirements above.
Further, the outer diameter of the runner pipe is the 1/10~1/2 of dialysis section outer diameter.Due to the circulation in the present invention
Pipe needs operation opening position, and to ensure the safety performed the operation, diameter is not easy excessive.
It further, is in balloon structure after the swelling bag expansion.The swelling bag structure of balloon structure is simple, is easy real
It is existing, and the effect for preventing dialysis hole plug can also be functioned well as.
Further, the swelling bag includes several expansion arcs and several connecting tubes for connecting adjacent expansion arc,
The expansion arc uses medical grade rubber material, and the connecting tube is using not expandable medical material.In practical application, the dialysis
Section has certain length, and the dialysis hole being distributed on the outside also has longer a distance, to prevent from being distributed in relatively long distance
Dialysis hole blockage problem, need to make corresponding swelling bag that there is supporting role in a longer range, the present invention is using this
Spaced expansion arc can realize said effect under the premise of being filled with less fluid, particular on two expansion arcs it
Between position, withstood under the collective effect of both ends expansion arc dialysis hole side internal organ or tissue fluid, directly play very well
Support effect.In the present invention, the swelling bag includes several expansion arcs and several connections for connecting adjacent expansion arc
Pipe, the expansion arc use medical grade rubber material, and the connecting tube can effectively reduce needs using not expandable medical material
It is filled with the amount of fluid, improves support effect, meanwhile, expansion can be correspondingly arranged according to the length of the dialysis section in actual production
The quantity of section, practicability are good.
Further, the outer diameter of the connecting tube is the 1/10~1/2 of dialysis section outer diameter.This interval that the present invention uses
The expansion arc of setting is mainly that the position of adjacent two expansion arc i.e. connecting tube has optimal support effect, two
The internal organ or tissue fluid that dialysis hole side is withstood under the collective effect of expansion arc are held, to play support effect, therefore, the company at this
Adapter tube outer diameter be not easy it is excessive, but for convenience inflate, be also not easy too small.
Further, the expansion arc is cyclic structure, and the dialysis section sleeve is in the cyclic structure of expansion arc, expansion
The inner ring of section is fixed on the outer wall of expansion arc, and the middle position of adjacent expansion arc is arranged in the dialysis hole.For to dialysis hole
The internal organ or soft tissue of side play better support effect, and spaced expansion arc is arranged to cyclic structure, section of dialysing
It is arranged in cyclic structure, position of the hole between expansion arc of dialysing, it can be ensured that the internal organ of all dialysis hole surfaces or soft group
It knits and is propped up out, play thorough blocking-proof result.
Further, the length of single connecting tube is not less than single expansion arc along the length in the connecting tube direction.Due to
Dialysis hole is prevented to be blocked using interval expansion segment structure, the middle position that two expansion arcs can only be arranged in the dialysis hole connects
The position of adapter tube, to ensure dialytic efficiency, the quantity setting in hole of dialysing is not easy very little, the length for the expansion arc played a supporting role
The length of connecting tube is not to be exceeded.
Further, the dialysis tube body further includes the end cap being arranged at the top of the dialysis section, the anti-blocking pipeline one
End is fixed in the dialysis section and with a dialysis section public end cap；It is additionally provided on the dialysis tube body for detecting
Analyse the pressure sensor of instantaneous pressure in tube body.In the present invention, it can be apparent that for convenience of healthcare givers positioned at patient's body
Whether the dialysis hole in dialysis section is blocked, and pressure sensor is arranged on the dialysis tube body, further, in order to enable prison
The pressure of survey is more accurate, and the pressure sensor may be provided at end cap position.
Further, the fluid charging device for air charging system or fills physiological saline device.Using air charging system to institute
It states swelling bag to carry out being filled with fluid, at low cost, effect is good and control easy to accomplish；It is its swelling bag using physiological saline device is filled
It swells, can not only play blocking-proof result, but also since physiological saline has certain gravity, be filled with life into the anti-blocking pipeline
After managing salt water, entire dialysis catheter is sagging under the effect of gravity, so that dialysis catheter may return to abdominal cavity bottom, intraperitoneal bottom
Lamination liquid can be more preferable be extracted, meanwhile, also can effectively improve dialysis catheter in this way in intraperitoneal stability, prevent it
Arbitrarily it is elegant, influence using.
A kind of application method of novel peritoneal dialysis catheters, comprising the following steps:
S1: using the fluid charging device into anti-blocking pipeline charge and discharge fluid repeatedly；
S2: dialyzate is filled with from the dialysis tube body to intraperitoneal using dialysis apparatus；
S3: the pressure that judgement is detected by the intracorporal pressure sensor of dialysis tubing described before and after above step, if pressure
It keeps stablizing after becoming smaller, then blocked dialysis hole is softened, and enters step S4；If it is not, then returning to step S1；
S4: this pressure stabilizing state is kept to be filled with dialyzate to intraperitoneal.
In the present invention, the pressure sensor can be first passed through and judge whether the dialysis hole does not block, when the pressure
When the pressure of sensor monitoring continues to increase or significantly increases, that is, it can determine that dialysis hole is blocked, then just use above step
Dialysis hole is strutted.
Compared with prior art, the invention has the benefit that
A kind of novel peritoneal dialysis catheters provided by the invention are set side by side with anti-blocking pipeline, institute with the dialysis tube body
It states anti-blocking pipeline and is being equipped with expandable swelling bag near dialysis hole, when in peritoneal dialysis catheters insertion abdominal cavity of patients
Afterwards, the swelling bag volume expansion is made using fluid charging device, the internal organ or soft tissue near the dialysis hole are propped up, and are had
Effect is solved when carrying out peritoneal dialysis, and intraperitoneal internal organ or soft tissue are easy bonding or compressing dialysis hole and cause dialysis hole
Blockage problem；In addition, since the swelling bag is that when being filled with fluid, volume is inflatable, otherwise volume contraction, volume are swollen
It is swollen and shrink freely, guarantee smaller size smaller when being inserted or pulled out, facilitate the implementation of operation, be inserted into it is intraperitoneal after volume expansible
Greatly, support effect is played, solves the problems, such as that dialysis hole is blocked；Filling physiological saline device when use makes anti-blocking conduit volume swell
Or when reducing, it is also possible that dialysis catheter stabilization is sunken to abdominal cavity bottom, dialysis catheter position offset problem is effectively solved, also can
Extract intraperitoneal hydrops out well, dialysis-effect is more thorough.In short, a kind of novel peritoneal dialysis catheters provided by the invention have
Blocking-proof result is good, is easy to be inserted or pulled out patient's body, and operation safety is good, the fast advantage of patient's post-operative recovery, and can have
Effect solves dialysis catheter position offset problem, can also extract intraperitoneal hydrops out well, dialysis-effect is more thorough.
Detailed description of the invention
Fig. 1 is the structure chart of the embodiment of the present invention 1.
Fig. 2 is the structure chart of the embodiment of the present invention 2.
Specific embodiment
Attached drawing of the present invention only for illustration, is not considered as limiting the invention.It is following in order to more preferably illustrate
Embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For art technology
For personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment 1
As shown in Figure 1, a kind of novel peritoneal dialysis catheters are present embodiments provided, including dialysis tube body, the dialysis tubing
Abdomen outer segment 130 when body includes dialysis outside intraperitoneal dialysis section 110 and abdominal cavity, if 110 side of dialysis section is equipped with
Analysis hole 120 is parched, the dialysis catheter further includes the internal anti-blocking pipeline 210 that can be filled with fluid and is used for the anti-blocking pipeline
210 are filled with the fluid charging device 300 of fluid, and one end of the anti-blocking pipeline 210 seals and is fixed in dialysis section 110, separately
One end is connected with external fluid charging device 300 is located at, and the anti-blocking pipeline 210 includes positioned at the swollen of dialysis 120 side of hole
Swollen capsule 220 and the runner pipe 230 for connecting the swelling bag 220 with fluid charging device 300 are filled in the swelling bag 220
Volume is inflatable when fluid.
In use, when carrying out that peritoneal dialysis is front/rear to be inserted or pulled out patient's body/outer for dialysis catheter, institute
It states 220 volume of swelling bag and is in contraction state, facilitate insertion and extraction；After dialysis catheter is successively inserted into patient's body, use
The fluid charging device 300 is filled with fluid into the anti-blocking pipeline 210, and dialysis hole 120 is propped up in 220 volume expansion of swelling bag
Neighbouring internal organ or soft tissue structure effectively prevent the blocking in dialysis hole 120.It should be noted that heretofore described stream
Body charging device 300 can be filled with fluid for the anti-blocking pipeline 210, so that 220 volume of the swelling bag swells, while can also
Fluid is therefrom sucked out, so that the volume contraction of the swelling bag 220, these already belong to the more mature prior art, do not have to
Burden description.
A kind of novel peritoneal dialysis catheters clever structure provided by the present invention can when carrying out peritonaeum with it and treating thoroughly
To be easily inserted into and extract out in abdominal cavity of patients, and it can effectively solve the blocked problem in use process.
Further, the swelling bag 220 uses medical grade rubber material, and the runner pipe 230 is medical using non-expansion type
Plastics.
Further, the outer diameter of the runner pipe 230 is the 1/10~1/2 of dialysis 110 outer diameter of section.
It further, is in balloon structure after the swelling bag 220 expands.220 structure of swelling bag of balloon structure is simple, holds
It easily realizes, and the effect for preventing dialysis hole 120 from blocking can also be functioned well as.
Further, the dialysis tube body further includes the end cap 400 that 110 top of dialysis section is arranged in, described anti-blocking
210 one end of pipeline is fixed in the dialysis section 110 and with dialysis 110 public end cap 400 of section；The dialysis tube body
On be additionally provided with pressure sensor for detecting instantaneous pressure in dialysis tubing body.In the present invention, understand for convenience of healthcare givers
Whether the dialysis hole 120 in solution to the dialysis section 110 for being located at patient's body is blocked, and pressure is arranged on the dialysis tube body and passes
Sensor, further, in order to enable the pressure of monitoring is more accurate, the pressure sensor is arranged in 400 position of end cap.
Further, the fluid charging device 300 is air charging system.Using air charging system to the swelling bag 220 into
Row is filled with fluid, at low cost, and effect is good and control easy to accomplish.
A kind of application method of novel peritoneal dialysis catheters, comprising the following steps:
S1: using the fluid charging device 300 into anti-blocking pipeline 210 charge and discharge fluid repeatedly；
S2: dialyzate is filled with from the dialysis tube body to intraperitoneal using dialysis apparatus；
S3: the pressure that judgement is detected by the intracorporal pressure sensor of dialysis tubing described before and after above step, if pressure
It keeps stablizing after becoming smaller, then blocked dialysis hole 120 is softened, and enters step S4；If it is not, then returning to step S1；
S4: this pressure stabilizing state is kept to be filled with dialyzate to intraperitoneal.
Embodiment 2
As shown in Fig. 2, a kind of novel peritoneal dialysis catheters are present embodiments provided, including dialysis tube body, the dialysis tubing
Abdomen outer segment 130 when body includes dialysis outside intraperitoneal dialysis section 110 and abdominal cavity, if 110 side of dialysis section is equipped with
Analysis hole 120 is parched, the dialysis catheter further includes the internal anti-blocking pipeline 210 that can be filled with fluid and is used for the anti-blocking pipeline
210 are filled with the fluid charging device 300 of fluid, and one end of the anti-blocking pipeline 210 seals and is fixed in dialysis section 110, separately
One end is connected with external fluid charging device 300 is located at, and the anti-blocking pipeline 210 includes positioned at the swollen of dialysis 120 side of hole
Swollen capsule 220 and the runner pipe 230 for connecting the swelling bag 220 with fluid charging device 300 are filled in the swelling bag 220
Volume is inflatable when fluid.
In use, when carrying out that peritoneal dialysis is front/rear to be inserted or pulled out patient's body/outer for dialysis catheter, institute
It states 220 volume of swelling bag and is in contraction state, facilitate insertion and extraction；After dialysis catheter is successively inserted into patient's body, use
The fluid charging device 300 is filled with fluid into the anti-blocking pipeline 210, and dialysis hole 120 is propped up in 220 volume expansion of swelling bag
Neighbouring internal organ or soft tissue structure effectively prevent the blocking in dialysis hole 120.It should be noted that heretofore described stream
Body charging device 300 can be filled with fluid for the anti-blocking pipeline 210, so that 220 volume of the swelling bag swells, while can also
Fluid is therefrom sucked out, so that the volume contraction of the swelling bag 220, these already belong to the more mature prior art, do not have to
Burden description.
A kind of novel peritoneal dialysis catheters clever structure provided by the present invention can when carrying out peritonaeum with it and treating thoroughly
To be easily inserted into and extract out in abdominal cavity of patients, and it can effectively solve the blocked problem in use process.
Further, the swelling bag 220 uses medical grade rubber material, and the runner pipe 230 is medical using non-expansion type
Plastics.
Further, the outer diameter of the runner pipe 230 is the 1/10~1/2 of dialysis 110 outer diameter of section.
Further, the swelling bag 220 includes that several expansion arcs 221 are used to connect adjacent expansion arc 221 with several
Connecting tube 222, the expansion arc 221 uses medical grade rubber material, and the connecting tube 222 is using not expandable medical material.
Further, the outer diameter of the connecting tube 222 is the 1/10~1/2 of dialysis 110 outer diameter of section.
Further, the expansion arc 221 is cyclic structure, ring-type knot of dialysis 110 sleeve of section in expansion arc 221
In structure, the inner ring of expansion arc 221 is fixed on the outer wall of expansion arc 221, and the dialysis hole 120 is arranged in adjacent expansion arc 221
Middle position.
Further, the length of single connecting tube 222 is greater than single expansion arc 221 along the length in 222 direction of connecting tube
Degree.
Further, the dialysis tube body further includes the end cap 400 that 110 top of dialysis section is arranged in, described anti-blocking
210 one end of pipeline is fixed in the dialysis section 110 and with dialysis 110 public end cap 400 of section；The dialysis tube body
On be additionally provided with pressure sensor for detecting instantaneous pressure in dialysis tubing body, the pressure sensor is arranged at end cap 400
It sets.
Further, the fluid charging device 300 is to fill physiological saline device.Keep its swollen using physiological saline device is filled
Swollen capsule 220 swells, and blocking-proof result can be not only played, but also since physiological saline has certain gravity, to the anti-blocking pipeline
After being inside filled with physiological saline, entire dialysis catheter is sagging under the effect of gravity, so that dialysis catheter may return to abdominal cavity bottom, abdomen
Intracavitary bottom hydrops can be more preferable be extracted, meanwhile, also can effectively improve dialysis catheter in this way in intraperitoneal stabilization
Property, prevent its arbitrarily it is elegant, influence using.
A kind of application method of novel peritoneal dialysis catheters, comprising the following steps:
S1: using the fluid charging device 300 into anti-blocking pipeline 210 charge and discharge fluid repeatedly；
S2: dialyzate is filled with from the dialysis tube body to intraperitoneal using dialysis apparatus；
S3: the pressure that judgement is detected by the intracorporal pressure sensor of dialysis tubing described before and after above step, if pressure
It keeps stablizing after becoming smaller, then blocked dialysis hole 120 is softened, and enters step S4；If it is not, then returning to step S1；
S4: this pressure stabilizing state is kept to be filled with dialyzate to intraperitoneal.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate technical solution of the present invention example, and
It is not the restriction to a specific embodiment of the invention.It is all made within the spirit and principle of claims of the present invention
Any modifications, equivalent replacements, and improvements etc., should all be included in the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of novel peritoneal dialysis catheters, including dialysis tube body, positioned at intraperitoneal saturating when the dialysis tube body includes dialysis
The abdomen outer segment outside section and abdominal cavity is analysed, the dialysis section side is equipped with several dialysis holes, which is characterized in that the dialysis catheter also wraps
The anti-blocking pipeline of fluid and the fluid charging device for being filled with fluid to the anti-blocking pipeline can be filled with by including inside, described anti-blocking
One end of pipeline seals and is fixed in dialysis section, and the other end is connected with external fluid charging device is located at, the pipe-blocking-proof
Road includes the runner pipe for being located at the swelling bag of dialysis hole side and connecting the swelling bag and fluid charging device, the expansion
Intracapsular volume when being filled with fluid is inflatable.
2. a kind of novel peritoneal dialysis catheters according to claim 1, which is characterized in that the swelling bag uses medical rubber
Glue material, the runner pipe use non-expansion type medical plastic.
3. a kind of novel peritoneal dialysis catheters according to claim 1 or 2, which is characterized in that after the swelling bag expansion
In balloon structure.
4. a kind of novel peritoneal dialysis catheters according to claim 1 or 2, which is characterized in that if the swelling bag includes
Dry expansion arc uses medical grade rubber material, the company with several connecting tubes for connecting adjacent expansion arc, the expansion arc
Adapter tube is using not expandable medical material.
5. a kind of novel peritoneal dialysis catheters according to claim 4, which is characterized in that the outer diameter of the connecting tube is
Analyse the 1/10~1/2 of section outer diameter.
6. a kind of novel peritoneal dialysis catheters according to claim 4, which is characterized in that the expansion arc is cyclic annular knot
Structure, in the cyclic structure of expansion arc, the inner ring of expansion arc is fixed on the outer wall of expansion arc the dialysis section sleeve, described
The middle position of adjacent expansion arc is arranged in analysis hole.
7. a kind of novel peritoneal dialysis catheters according to claim 6, which is characterized in that the length of single connecting tube is not small
In single expansion arc along the length in the connecting tube direction.
8. a kind of novel peritoneal dialysis catheters according to claim 1, which is characterized in that the dialysis tube body further includes setting
The end cap at the top of the dialysis section is set, described anti-blocking pipeline one end is fixed on described and with a dialysis section public end cap
In section of dialysing；The pressure sensor for detecting instantaneous pressure in dialysis tubing body is additionally provided on the dialysis tube body.
9. a kind of novel peritoneal dialysis catheters according to claim 1, which is characterized in that the fluid charging device is to fill
Device of air fills physiological saline device.
10. a kind of application method of novel peritoneal dialysis catheters according to claims 1 to 9, which is characterized in that described
The pressure sensor for instantaneous pressure in detection pipe is additionally provided on analysis tube body, comprising the following steps:
S1: using the fluid charging device into anti-blocking pipeline charge and discharge fluid repeatedly；
S2: dialyzate is filled with from the dialysis tube body to intraperitoneal using dialysis apparatus；
S3: the pressure that judgement is detected by the intracorporal pressure sensor of dialysis tubing described before and after above step, if pressure becomes smaller
It keeps stablizing afterwards, then blocked dialysis hole is softened, and enters step S4；If it is not, then returning to step S1；
S4: this pressure stabilizing state is kept to be filled with dialyzate to intraperitoneal.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772676A (en) * | 2019-11-20 | 2020-02-11 | 上海交通大学医学院附属上海儿童医学中心 | Prevent stifled anti-drop peritoneal dialysis pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110772676A (en) * | 2019-11-20 | 2020-02-11 | 上海交通大学医学院附属上海儿童医学中心 | Prevent stifled anti-drop peritoneal dialysis pipe |
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Application publication date: 20190614 |