CN209108385U - A kind of flushable drainage tube of multi-purpose type Y shape resistance to compression - Google Patents
A kind of flushable drainage tube of multi-purpose type Y shape resistance to compression Download PDFInfo
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- CN209108385U CN209108385U CN201820510443.9U CN201820510443U CN209108385U CN 209108385 U CN209108385 U CN 209108385U CN 201820510443 U CN201820510443 U CN 201820510443U CN 209108385 U CN209108385 U CN 209108385U
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- drainage tube
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- External Artificial Organs (AREA)
Abstract
The utility model provides a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression, including drainage tube and inner sleeve, inner sleeve are inserted into the drainage tube；With pre-washing function, drainage tube and inner sleeve are an integral structure, and have streamlined contour, and top is round and smooth shape design, and the damage to abdominal tissue organ is avoided and reduced when using drainage tube.The drainage tube includes pipe and in vitro pipe in vivo, the support construction of Y-shaped is equipped in the official jargon of internal pipe, effectively enhancing drainage tube support force and crush resistance, internal tube outer surface have longitudinal flow guide recesses, increase drainage contact area, increase drainage effect, the utility model can meet various clinical demand, set pipe suitable for the long period, anti-extrusion, it is not easy to plug, improves drainage effect.
Description
Technical field
The utility model relates to field of medical device more particularly to a kind of flushable drainage tubes of multi-purpose type Y shape resistance to compression.
Background technique
Surgical drainage be by vivo or operative region place drainage tube, body cavity, joint, organ or tissue will be lodged in
Liquid (including blood, fester, inflammatory sepage, bile, juice etc.) drainage excrete.
The drainage of abdominal surgery placing peritoneal cavity drainage is the important hand for preventing and treating postoperative complications and treatment part surgical disease
Section.The indication of therapeutic intraperitoneal drainage includes: seroperitoneum caused by a variety of causes, hematocele, empyema, tissue necrosis, or
Digestive tract fistula.Preventative intraperitoneal drainage is chiefly used in clinical monitoring, postoperative intraperitoneal whether there is or not active hemorrhage and inflammatory for observing
Exudation or stomach, intestinal tube, bile duct, pancreatic fistula generation, can early prediction surgical complications generation.Therefore, abdominal cavity is rationally applied
Drain most important, especially for abdominal cavity there are the patient of severe infections, safe and efficient intraperitoneal drainage is extremely important
Remedy measures are directly related to surgical result and the recovery and prognosis of patient.
Selecting suitable drainage tube is the key that successfully to drain and reduce complication.Clinically, ideal peritoneal cavity drainage tube
The following conditions should be met: (1) it is soft, it is flexible to adjacent tissue without mechanical pressure, in intraperitoneal easy attachings placement；(2) draw
It is good to flow effect, is not easy to plug；(3) histocompatbility is good, to organizing non-stimulated or irritation smaller, is not easy to stimulate enteron aisle and abdominal cavity
And lead to adhesion；(4) be not easy to be crushed or inhale it is flat, it is not easy to break, never degenerate, it is not carcinogenic, it is nontoxic and without allergic reaction；(5)
Surface smoothness is easy to pull out；(6) X-ray can develop.
The soft and brilliant histocompatbility silicone rubber tube of existing intraperitoneal drainage tube material multiselect.However, one
As peritoneal cavity drainage tube its prolonged effective drainage effect is not able to maintain in clinical use, usually after 48 hrs by group
Knit package or blocking.
The silica gel drainage tube of current routine clinical placement is mainly circular tube shaped, and caliber is smaller (18-24Fr), conduction hole easily quilt
Drainage tube surrounding organ or necrotic tissue, clot etc. block and lead to inadequate drainage.Infectious body is caused after blocked drainage tube
Liquid retention forms local necrosis, abscess, and infectious agent can corrode exacerbation digestive tract fistula, or even cause bleeding risk.
In addition, peritoneal cavity drainage tube, the especially deeper drainage tube in placement position, are turned back into intraperitoneal vulnerable to pressure or distortion
Angle.Existing silica gel material is sufficiently flexible, but compressive resistance is insufficient.Publication No. CN203370192U's and CN105126232A
Patent document discloses a kind of anti-extrusion press strip of cross.The section of this anti-press strip is cross, and four angles are connected to and draw
On the tube wall of flow tube.Lumen is separated into 4 drainage channels by the anti-press strip of cross, it is ensured that between still having when drainage tube is extruded
Gap keeps drainage unobstructed.But although such cross-shaped structure increases the support force and compressive resistance of pipeline, but can only portion
Decompose plugging problem of determining.Since lumen is divided into lesser four chambers, inner sleeve can not be placed in and rinse dredging drainage tube and reality
Existing peritoneal irrigation.
To abdominal cavity, there are the patients of severe infections, such as severe acute pancreatitis often to merge pancreas and its surrounding tissue
Necrosis, the postoperative peritoneal irrigation that need to be aided with remove Local residues and secondary downright bad substance.In the head of pancreas, tail of pancreas, lesser omentum of patient
Chamber and spatia retroperitonaeale place more drainage tubes and carry out lavation vacuum suction.Clinical test shows that ditube drainage pipe not only may be used
Dredging drainage tube is rinsed in time, can also realize peritoneal lavage, and drainage effect is substantially better than conventional single tube drainage.Double-jacket tube draws
The working principle of flow tube is the circuit for forming injection between internal and external casing and being sucked out.There are two types of different connection types: first
Kind is that inner sleeve connects flushing liquor (such as 0.9% physiological saline) continual rinsing, and outer tube connects vacuum extractor, flushing liquor is pumped out
In vitro；Second is that outer tube connects flushing liquor continual rinsing, and inner sleeve connects vacuum extractor suction irrigation liquid.Clinical studies show
First way blocked drainage tube incidence is significantly lower than second, and extubation time is also shorter than second.
However, the double-jacket tube for being clinically used for intraperitoneal drainage at present is mostly to make by oneself, for example, cutting one in conventional drainage tube tail end
Side opening by 8Fr urinary catheter or the insertion of 12Fr sputum aspirator tube as inner sleeve, and connects general infusion set and aspirator, realizes and continue abdomen
Chamber drainage tube rinses.There are many deficiencies and hidden danger for such double-jacket tube.
Utility model content
The purpose of this utility model is that in view of the above shortcomings of the prior art, providing a kind of multi-purpose type Y shape resistance to compression can
Irrigation drainage tube is set pipe suitable for the long period, and is not easy to plug, and drainage effect is improved.
To achieve the above object, the utility model adopts the technical scheme that
The utility model provides a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression, including drainage tube and inner sleeve, inner sleeve
Pipe is inserted into the drainage tube；
The drainage tube is round tube with interior cavity, and the drainage tube includes pipe and external pipe in vivo, the internal pipe and
The external pipe seamless interfacing；
Cross section is equipped in the cavity of the internal pipe for the support construction of Y-shaped, on the outer wall of the internal pipe
Equipped with three flow guide recesses and multiple conduction holes, three flow guide recesses and are equidistantly set along the axial direction of the internal pipe
It sets, the conduction hole is connected with the cavity.
Further, the inner sleeve is round tubular body, and one end of the inner sleeve is smooth round end, on the round end
Equipped with one or more spaced circular apopores；The another of the inner sleeve is terminated with standard connection head.
Further, the support construction includes three supporting walls, and three supporting walls are recessed with three drainages respectively
Slot is corresponding.
Further, the angle between three supporting walls is 120 degree, and three supporting walls divide equally the cavity
At three drainage channels, the supporting walls are equipped with multiple intervals and the deflector holes that are placed equidistant with, and the deflector hole is by three institutes
Drainage channel is stated to connect.
Further, described flow guide recesses one end is connected with the end of the internal pipe, and the other end passes through the internal pipe
Tube wall be connected with the cavity；The length of the flow guide recesses is 2/3rds of the internal length of tube.
Further, axial direction of multiple conduction holes along the internal pipe, and spaced set, multiple conduction holes
It is arranged between two flow guide recesses, and identical as the distance between two flow guide recesses.
Further, adjacent one end is managed in vivo equipped with introducing port, the inner sleeve with described on the outer wall of the external pipe
It can be inserted into from the introducing port, pass through the drainage channel, and stretch out the drainage channel.
Further, the introducing port is equipped with the sealing cover that can be plugged.
Further, the outer surface of the internal pipe is covered with hydrophilic super profit coating.
Further, the inner sleeve and the round end mutually from one end be successively arranged scale and the standard connection head.
The utility model has the following beneficial effects: drainage tube and inner sleeve are an integral structure, and have streamlined contour,
Top is round and smooth shape design, and the damage to abdominal tissue organ is avoided and reduced when using drainage tube；
1) housing tube wall surfaces externally and internally increases hydrophilic super lubricant coating, not only reduces the coefficient of friction of tube wall surface,
Keep tube wall surface more smooth, and effectively reduce the absorption of bacterial adhesion and protein, to the damage of tissue and viscous when reducing tube drawing
Even, mitigate patient's pain；
2) longitudinal flow guide recesses of drainage tube body inner tubal wall outer surface increase drainage contact area, and work as drainage tube quilt
Flow guide recesses can provide substitution drainage channel when flattening or side opening are blocked, and guarantee that drainage is unobstructed；
3) the utility model uses straight tube drainage and straight flow guide recesses.Do not disclosed using such as patent CN203370192U
Spiral shape drainage channel, because the resistance of straight tube is significantly greater than in the resistance that bend pipe flows according to fluid mechanics principle liquid；
It 4) is Y-shaped structure in the cavity of drainage tube, because triangle is most stable, from any one direction extruded tube
Chamber, all there is the triangle drainage channel supported by two arms in opposite side, therefore Y-shaped support construction should compare cross structure
With better anti-extrusion ability；Secondly, 3 drainage tube chambers being divided into are larger, can permit an inner sleeve freely into
Out, two-tube pre-washing function is realized；
5) inner sleeve apopore is designed as larger single hole or single hole adds 2~3 side openings；Such design amount of flush water and
Dynamics, which is all larger than on tube wall, many small apopores；
6) various clinical demand can be met.It is not only suitable for conventional single tube intraperitoneal drainage, and dredging drainage can be rinsed
Pipe, applies also for abdominal cavity continual rinsing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the flushable drainage tube of multi-purpose type Y shape resistance to compression；
Fig. 2 is the left view structural representation of the flushable drainage tube of multi-purpose type Y shape resistance to compression；
Fig. 3 is the right side structural representation of the flushable drainage tube of multi-purpose type Y shape resistance to compression；
Fig. 4 is the structural schematic diagram of internal pipe；
Fig. 5 is the schematic diagram of internal structure of internal pipe；
Fig. 6 is the structural schematic diagram of inner sleeve；
Fig. 7 is the enlarged diagram of round frame A in Fig. 6；
Fig. 8 is the enlarged diagram of round frame B in Fig. 6；
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and implement
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As shown in Figures 1 to 5, a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression, including drainage tube 1 and inner sleeve 2, it is interior
Casing 2 is inserted into the drainage tube 1；
As shown in Figure 4 and Figure 5, the drainage tube 1 is the interior round tube for setting cavity 101, and the drainage tube 1 includes managing in vivo
105 and external pipe 106, the internal pipe 105 and 106 seamless interfacing of external pipe；
It is equipped with the support construction 102 that cross section is Y-shaped in the cavity 101, is set on the outer wall of the internal pipe 105
Have three flow guide recesses 103 and a multiple conduction holes 104, three flow guide recesses 103 along the internal pipe 105 axial direction,
And spaced set, the conduction hole 104 are connected with the cavity 101.
Shown in figure Fig. 7, the inner sleeve 2 is round tubular body, and one end of the inner sleeve 2 is smooth round end 201, institute
It states round end 201 and is equipped with one or more spaced circular apopores 202；The another of the inner sleeve 2 is terminated with mark
Quasi- connector 204.
The support construction 102 include three supporting walls 107, three supporting walls 107 respectively with three drainages
Groove 103 is corresponding.
Angle between three supporting walls 107 is 120 degree, and three supporting walls 107 are equal by the cavity 101
It is divided into three drainage channels 109, the deflector hole 108 that the supporting walls 107 are equipped with multiple intervals and are placed equidistant with, the water conservancy diversion
Hole 108 connects three drainage channels 109.
Described 103 one end of flow guide recesses is connected with the end of the internal pipe 105, and the other end passes through the internal pipe
105 tube wall is connected with the cavity 101；The length of the flow guide recesses 103 be internal 105 length of pipe three/
Two.
Axial direction of multiple conduction holes 104 along the internal pipe 105, and spaced set, multiple conduction holes
104 are arranged between two flow guide recesses 103, and identical as the distance between two flow guide recesses 103.
One end adjacent with the internal pipe 105 is equipped with introducing port 1011 on the outer wall of the external pipe 106, described interior
Casing 2 can be inserted into from the introducing port 1011, pass through the drainage channel 109, and stretch out the drainage channel 109.
The introducing port 1011 is equipped with the sealing cover that can be plugged.
The outer surface of the internal pipe 105 is covered with hydrophilic super profit coating.
As shown in Figure 6 and Figure 8, the inner sleeve 2 and 201 phase of round end from one end be successively arranged scale 203 and mark
Quasi- connector 204.
The inside and outside casing of the flushable drainage tube of multi-purpose type Y shape resistance to compression is all made of medical grade silastic material or use
Novel TPU material.Drainage tube is more soft, and histocompatbility is more preferably, non-stimulated to abdominal tissue organ, sets suitable for the long period
Pipe.Because soft, the drainage tube compared with Large Diameter Pipeline can be used to improve drainage effect without will increase patient's discomfort.
Drainage tube and inner sleeve have good matching, introducing port good airproof performance, and outer tube has sealing cover when being used alone,
Reduce the generation of exogenous infection.The later half section surface of inner sleeve has scale, is explicitly shown inner sleeve and outer tube positional relationship.
Inner sleeve tail end simultaneously has fixing bolt, its fixation can be made not move or deviate from.Safer, clinical care of being also more convenient for when making to rinse
Work.
Drainage tube is dredged when needing to rinse, or carries out can connect clinical existing vacuum suction when abdominal cavity continual rinsing
Device；Novel lower negative pressure, which can be connected, during maintaining conventional procedure drainage continues suction bag.This lower negative pressure persistently attracts drainage
Bag is a kind of lower negative pressure suction, relatively safety, will not damage abdominal cavity inner tissue and organ.And it is easy to carry, patient can carry
The postoperative out-of-bed activity early of this drainage bag, facilitates post-operative recovery.
Drainage tube can be used as conventional single tube drainage tube and be used alone, and introducing port is by seal cap sealing at this time.According to clinical need
It wants that general drainage bag, or connection lower negative pressure drainage device can be connected.When needing while being placed in inner sleeve and be rinsed drainage,
Negative pressure drainage device need to be connected.
When drainage tube body inner segment blocks, drainage tube body outer tube connects negative suction system, inner sleeve connection infusion
Bag.Inner sleeve is placed in a channel of drainage tube by introducing port, open infusion bag input switch, back and forth gently move in
Casing is rinsed drainage tube, by drainage tube and side opening necrotic tissue or coagulation rinse, and simultaneously by negative pressure pumping
It inhales and tamper is sucked out in vitro together with flushing liquor, it is unobstructed to restore drainage tube.After drainage tube is unobstructed, general drainage can be reconnected
Bag, or connection Continuous low negative pressure drain bag.Drainage bag can be carried with patient by waistband etc., and patient can carry drainage bag
Out-of-bed activity early.When realizing persistent peritoneal lavage, built-in pipe can slightly be stretched out outer tube 1-2cm, punching can be increased in this way
Range, the tissue around continual rinsing drainage tube are washed, and flushing liquor is sucked out in vitro by negative pressure suction device.
The above-mentioned embodiments merely express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression, it is characterised in that: including drainage tube (1) and inner sleeve (2), inner sleeve
Pipe (2) is inserted into the drainage tube (1)；
The drainage tube (1) is the interior round tube for setting cavity (101), and the drainage tube (1) includes managing (105) and external pipe in vivo
(106), the internal pipe (105) and the external pipe (106) seamless interfacing；
The support construction (102) that cross section is Y-shaped is equipped in the cavity (101) of the internal pipe (105), it is described internal
The outer wall for managing (105) is equipped with three flow guide recesses (103) and multiple conduction holes (104), three flow guide recesses (103) edges
The axial direction of the internal pipe (105), and spaced set, the conduction hole (104) are connected with the cavity (101).
2. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 1, it is characterised in that: the inner sleeve
It (2) is round tubular body, one end of the inner sleeve (2) is smooth round end (201), and the round end (201) is equipped with one
Or multiple spaced circular apopores (202)；The another of the inner sleeve (2) is terminated with standard connection head (204).
3. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 1, it is characterised in that: the support knot
Structure (102) includes three supporting walls (107), and three supporting walls (107) are opposite with three flow guide recesses (103) respectively
It answers.
4. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 3, it is characterised in that: three branch
The angle supportted between wall (107) is 120 degree, and the cavity (101) is divided into three drainages by three supporting walls (107)
Channel (109), the deflector hole (108) that the supporting walls (107) are equipped with multiple intervals and are placed equidistant with, the deflector hole
(108) three drainage channels (109) are connected.
5. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 1, it is characterised in that: the drainage is recessed
Slot (103) one end is connected with the end of the internal pipe (105), and the other end passes through tube wall and the institute of the internal pipe (105)
Cavity (101) is stated to be connected；The length of the flow guide recesses (103) is 2/3rds of internal pipe (105) length.
6. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 1, it is characterised in that: draw described in multiple
Axial direction of the discharge orifice (104) along the internal pipe (105), and spaced set, multiple conduction holes (104) are arranged at two
Between the flow guide recesses (103), and it is identical as the distance between two flow guide recesses (103).
7. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 4, it is characterised in that: the external pipe
(106) one end adjacent with the internal pipe (105) is equipped with introducing port (1011) on outer wall, and the inner sleeve (2) can be from
Introducing port (1011) insertion, passes through the drainage channel (109), and stretch out the drainage channel (109).
8. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 7, it is characterised in that: the introducing port
(1011) it is equipped with the sealing cover that can be plugged.
9. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 1, it is characterised in that: the internal pipe
(105) outer surface is covered with hydrophilic super profit coating.
10. a kind of flushable drainage tube of multi-purpose type Y shape resistance to compression according to claim 2, it is characterised in that: the inner sleeve
(2) with the round end (201) mutually from one end be successively arranged scale (203) and the standard connection head (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820510443.9U CN209108385U (en) | 2018-04-11 | 2018-04-11 | A kind of flushable drainage tube of multi-purpose type Y shape resistance to compression |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820510443.9U CN209108385U (en) | 2018-04-11 | 2018-04-11 | A kind of flushable drainage tube of multi-purpose type Y shape resistance to compression |
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| Publication Number | Publication Date |
|---|---|
| CN209108385U true CN209108385U (en) | 2019-07-16 |
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|---|---|---|---|
| CN201820510443.9U Expired - Fee Related CN209108385U (en) | 2018-04-11 | 2018-04-11 | A kind of flushable drainage tube of multi-purpose type Y shape resistance to compression |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496293A (en) * | 2019-08-19 | 2019-11-26 | 张曦 | A kind of improved Anti-pressure drainage tube |
| CN110575572A (en) * | 2019-09-23 | 2019-12-17 | 王冬 | device for effectively preventing anastomotic leakage |
| CN110960785A (en) * | 2019-12-31 | 2020-04-07 | 株洲市中心医院 | Medical multi-functional drainage tube of I shape based on negative pressure situation |
| CN111450331A (en) * | 2020-04-09 | 2020-07-28 | 重庆大学附属肿瘤医院 | Drainage tube capable of flushing groove |
| CN111803750A (en) * | 2020-08-28 | 2020-10-23 | 上海交通大学医学院附属瑞金医院 | A new type of drainage and flushing tube |
| CN113877018A (en) * | 2021-05-11 | 2022-01-04 | 宁波贝斯美德医用器械有限公司 | Drainage catheter capable of reducing flushing resistance |
-
2018
- 2018-04-11 CN CN201820510443.9U patent/CN209108385U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496293A (en) * | 2019-08-19 | 2019-11-26 | 张曦 | A kind of improved Anti-pressure drainage tube |
| CN110575572A (en) * | 2019-09-23 | 2019-12-17 | 王冬 | device for effectively preventing anastomotic leakage |
| CN110960785A (en) * | 2019-12-31 | 2020-04-07 | 株洲市中心医院 | Medical multi-functional drainage tube of I shape based on negative pressure situation |
| CN111450331A (en) * | 2020-04-09 | 2020-07-28 | 重庆大学附属肿瘤医院 | Drainage tube capable of flushing groove |
| CN111803750A (en) * | 2020-08-28 | 2020-10-23 | 上海交通大学医学院附属瑞金医院 | A new type of drainage and flushing tube |
| CN113877018A (en) * | 2021-05-11 | 2022-01-04 | 宁波贝斯美德医用器械有限公司 | Drainage catheter capable of reducing flushing resistance |
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