CN209137683U - Flushable shield brain cavum subdurale drainage tube - Google Patents
Flushable shield brain cavum subdurale drainage tube Download PDFInfo
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- CN209137683U CN209137683U CN201821067736.0U CN201821067736U CN209137683U CN 209137683 U CN209137683 U CN 209137683U CN 201821067736 U CN201821067736 U CN 201821067736U CN 209137683 U CN209137683 U CN 209137683U
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- drainage
- catheter
- tube
- flushable
- brain
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Abstract
The utility model gives a kind of flushable shield brain cavum subdurale drainage tube, including drainage catheter, and one side ports of drainage catheter are drainage outlet, and another side ports of drainage catheter are drainage import；If drainage catheter is extended with dry film valve in drainage entrance, film valve end is stretched out to drainage tube lateral direction respectively；Independent irrigating catheter is equipped in drainage catheter, one side ports of irrigating catheter are water inlet, the water inlet of irrigating catheter exports side close to the drainage of drainage catheter, and another side ports of irrigating catheter are water outlet, and water outlet extends to one of film valve end of drainage catheter.Originally compressive deformation causes inadequate drainage and blocking at the nearly skull of flushable shield brain cavum subdurale drainage tube, the drainage tube tube body of traditional straight type is come into contact in a large area with brain tissue and is contacted with " point " head of tube head with brain tissue, become small area linear contact, brain tissue, cortex bridging vein the probability of damage substantially reduce.
Description
Technical field
The utility model relates to a kind of medical drainage tube, in particular to it is adequately hard to avoid damage to brain tissue, drainage for one kind
Drainage tube under film.
Background technique
Chronic subdural hematoma is clinically common cerebrovascular system disease, refers to encephalic endocranium and spider after head injury
The hemotoncus occurred between nethike embrane, for the disease in China's disease incidence height, the state of an illness is complicated, and lethality height of disabling seriously affects the life of people
Bioplasm amount threatens human health.Its preferred treatment method is that the operation of pipe external drainage is set in haematoma cavity drilling.
It is that straight type band side opening silicone tube single-chamber drains that pipe external drainage art is set in the haematoma cavity drilling of mainstream at present, straight type band side opening
The structure of silicone tube single-chamber drainage tube is as shown in Figure 1, be to open multiple draining holes 51 in the front end of No. 12 or No. 14 silicone tubes 5, end
Straight type band side opening silicone tube single-chamber drainage tube is made draining hole 51 from skull A opening a place's insertion when use by end connection waste fluid bag
In haematoma cavity C between dura mater B and brain tissue D, and to guarantee that 5 head end of silicone tube does not touch brain tissue D as far as possible, by hemotoncus
Waste liquid in chamber C is discharged in waste fluid bag.This straight type band side opening silicone tube single-chamber drainage tube suffers from the drawback that (1), straight
Direction is not easy to control when drainage tube is placed, and needs to be placed in cavum subdurale certain length to drain, in the behaviour such as operation and flushing
Yi Yiwei and slippage in work, it is too long to set pipe, has certain contention effect to brain tissue, as hemotoncus thickness is reduced, oppresses brighter
It is aobvious, brain tissue is damaged, epilepsy can be induced, cause neurological dysfunction very dead；(2), it is not easy to rinse, if necessary to intracavitary punching
It washes, flushing liquor and drain are in same pipeline, and first flushing liquor cannot be passed in and out independently with drainage-fluid, after flushing liquor need to enter cranium completely
It could be flowed out by drainage tube, flushing can cause cranium pressure to increase, and enter again second is that rinsing to make to be drained to intraluminal drain
Cranium easily causes infection；(3), drainage tube is not flexible, gives a discount at bone hole vulnerable to pressure, causes inadequate drainage；(4), only single
Direction drainage, drainage range limitation, drainage effect is not good enough；(5), drainage tube is relatively thin, conduction hole is smaller, and sticky drainage-fluid easily blocks
Drainage tube.
Utility model content
It is hard using the sufficient flushable shield brain of safe, drainage that the technical problem to be solved by the utility model is to provide a kind of
Hypostegal cavity drainage tube.
In order to solve the above technical problems, the utility model provides a kind of flushable shield brain cavum subdurale drainage tube, including
Drainage catheter, one side ports of drainage catheter are drainage outlet, and another side ports of drainage catheter are drainage import；
If drainage catheter is extended with dry film valve in drainage entrance, film valve end is stretched to drainage tube lateral direction respectively
Out；
Independent irrigating catheter is equipped in drainage catheter, one side ports of irrigating catheter are water inlet, the water inlet of irrigating catheter
Mouth exports side close to the drainage of drainage catheter, and another side ports of irrigating catheter are water outlet, and water outlet extends to drainage catheter
One of film valve end.
It, below will this flushable shield brain cavum subdurale drainage tube for the clearer technology contents for understanding the utility model
Referred to as this drainage tube.
The tube wall of the irrigating catheter of this drainage tube is fixedly connected with the tube wall of drainage catheter, close to draining for drainage catheter
The irrigating catheter of mouth side stretches out on the outside of drainage catheter.
This drainage tube has bending, the distance between bending part and drainage inlet ports and skull close to drainage entrance location
Thickness coincide.
This drainage tube position between bending part and drainage outlet is equipped with one section of section tube body that moves under water, and section tube body that moves under water is embedded in head
Between skin and skull, this drainage tube stretches out on the outside of scalp close to the end of drainage outlet side.
Region between the dura mater and brain tissue of the water outlet alignment skull of this drainage tube irrigating catheter.
This flushable shield brain cavum subdurale drainage tube has the advantage that
First, if dry film valve is stretched out to drainage tube lateral direction, into bone hole caudacoria valve row and it is close to inner table of skull, two
Without angulation between person, enter length under skull and fix less than 5mm, avoids the flushable shield brain cavum subdurale drainage of sheet when postoperative cerebral swells
Pipe is inserted into brain tissue, and originally compressive deformation causes inadequate drainage and blocking at the nearly skull of flushable shield brain cavum subdurale drainage tube,
The drainage tube tube body of traditional straight type comes into contact in a large area with brain tissue and contacts with " point " head of tube head with brain tissue, becomes small area
Linear contact, brain tissue, cortex bridging vein the probability of damage substantially reduce.Cerebral injury probability of happening can be reduced and reduced and drawn
Complication caused by flow tube stimulates.
Second, it if dry film valve can guide hydrops in the drainage at least two directions, multidirectional can drain, drain more abundant
Thoroughly.
Third, drainage catheter is interior to be added irrigating catheter, other than not influencing drainage effect, can rinse blood with independent tubes
Swollen chamber, effectively avoids the drain drained in drainage catheter from entering cranium again, avoids infection.And irrigating catheter road is thin, rinses
Flow velocity is slack-off to be not easy to cause cranium pressure cataclysm raising；One pipe, two chamber plays the role of suitable two bone hole of a bone hole, reduces
Surgical injury shortens operating time.
4th, film valve, which effectively blocks, is pressed in skull hole inner face, is not easy de- pipe, and snap dura mater, it is several that epidural hematoma occurs
Rate is reduced.
5th, this flushable shield brain cavum subdurale drainage tube can be moved under water under scalp after a distance, and scalp is spare out,
Drainage tube moves under water at scalp can effectively reduce drainage tube infection rate.
6th, there is independent single channel irrigating catheter road, reduction backflows, avoids infection, and injection is facilitated to rinse, and makes to draw originally
Flowing unsmooth hemotoncus can smoothly drain, and cranium rate is opened in reduction, mitigate burden of patients and pain.
7th, double take-off, sufficiently, drainage effect is good for drainage, reduces patient's indwelling time, reduces length of patient stay,
To reduce patient clinical medical expense, and improve turnover rate of being hospitalized.
Detailed description of the invention
Fig. 1 is schematic diagram of the existing straight type with side opening silicone tube single-chamber drainage tube.
Fig. 2 is the cross-sectional view of this drainage tube example structure schematic diagram.
Fig. 3 is Fig. 2 along M-M to cross-sectional view.
Fig. 4 is the portion the N enlarged drawing of Fig. 2.
Fig. 5 is the usage state diagram of this drainage tube embodiment.
Specific embodiment
As shown in Fig. 2 to 5
This drainage tube includes drainage catheter 1 and irrigating catheter 2.
Drainage catheter 1 be length be 40mm, elongated round tube of the diameter between 3mm~6mm, the size of diameter is according to operation
It needs to choose.
1 Single port of drainage catheter is drainage outlet 11, and 1 other end of drainage catheter is drainage import 13, and drainage catheter 1 is drawing
It flows at mouth 13 and extends there are two film valve 12, two 12 ends of film valve are stretched out to 1 lateral direction of drainage tube respectively, two film valves 12
Length is 10mm, and two film valves 12 are substantially in 180 °, and two film valves 12 strut outward in its natural state in T-shape, film valve 12
The edge of end is round and smooth, and the structure of two film valves 12 can tangle dura mater B, anti-anti-avulsion pipe, and can double take-off.
Independent irrigating catheter 2, drainage catheter 1 and all materials of irrigating catheter 2 are equipped in drainage catheter 1 for latex, under x-ray
It can understand and develop, irrigating catheter 2 is the detail blank pipe whole through drainage catheter 1, and the caliber of diameter 1mm, irrigating catheter 2 are less than
1 caliber of drainage catheter, drainage catheter 1 and irrigating catheter 2 are one of the forming structure, close to the drainage outlet 11 1 of drainage catheter 1
The irrigating catheter 2 of side stretches out 1 outside of drainage catheter.
2 Single port of irrigating catheter is water inlet 21, and the water inlet 21 of irrigating catheter 2 is exported close to the drainage of drainage catheter 1
11 sides, the irrigating catheter 2 close to 21 side of water inlet stretch out 1 outside of drainage catheter, are equipped at the water inlet 21 of irrigating catheter 2
Interface 23, irrigating catheter 2 extend in drainage catheter 1 in one of them of two film valves 12,2 another port of irrigating catheter
Water outlet 22, the water outlet 22 of irrigating catheter 2 extend to 12 end of film valve of drainage catheter 1, and the water outlet 22 of irrigating catheter 2 is right
Region between the dura mater B and brain tissue D of quasi- skull A, film valve 12 are close to dura mater B, avoid touching brain tissue D downwards, interface 23 can
Syringe injection is connect, can also be closed.
This drainage tube has 90 ° of a bending 3 of approach close to drainage 13 position of import, at the bending 3 of this drainage tube with drainage
The distance between 13 port of import is 5mm, this distance and the thickness of most of skull A coincide, exports at bending 3 with drainage
This drainage tube between 11 has one section of section 4 of moving under water being embedded between scalp E and skull A, and the drainage outlet 11 of this drainage tube is stretched
Out on the outside of scalp E.
When operation, first in the another puncture of incision periphery, so that this drainage tube is moved under water after a distance at scalp E and go out scalp E
Spare, this drainage tube moves under water at scalp E can effectively reduce drainage tube infection rate, and the drainage outlet 11 of drainage catheter 1 connects
Anti-reflux drainage bag.
This drainage tube distance at bending 3 between drainage 13 port of import meets it and protrudes into encephalic and be close to dura mater
B does not cause tube body to enter cranium too long, touches brain tissue D.
When hemotoncus drains under dura mater B, two film valves 12 are clutched with tweezers, keep two film valves 12 straight, from skull A opening
It is inserted into haematoma cavity C, since two film valves 12 have elasticity, after unclamping tweezers, two film valves 12 are returned to reset condition, and two
Film valve 12 is just tightly attached on dura mater B, and waste liquid enters in main drainage catheter 1 from drainage import 13 in haematoma cavity C, and then flows into anti-reflective
It flows in drainage bag, since film valve 12 is contrary, in the case where not increasing surgical drill number and not expanding damage, becomes folk prescription
It is that twocouese drains to drainage, drainage range is wide, and drainage speed is fast；Film valve 12 is stuck at skull A beginning, is not easy to slide and be moved
Position, and be not easy to touch brain tissue D, even if haematoma cavity C is gradually reduced with drainage, brain tissue D expands, the spider outside brain tissue D
Nethike embrane meeting active squeeze film valve 12, and film valve 12 is softer, and the smooth of the edge, will not damage brain tissue D.
In art, when postoperative irrigation, cleaning solution is injected from the water inlet 21 of irrigating catheter 2 using syringe, cleaning solution is from punching
The water inlet 21 for washing conduit 2 enters in haematoma cavity C, and flushing waste is then discharged by drainage import 13, whole process flushing liquor and useless
Liquid passes through different chamber, effectively avoids the drain drained in drainage tube from entering cranium again, avoids infection；And irrigating catheter 2
Relatively thin, in addition to being not take up the space of drainage catheter 1, not influencing drainage effect, irrigation flow rate is also relatively slow, is not easy to cause cranium pressure cataclysm
It increases.
Above-described is only a kind of embodiment of the utility model, it is noted that for the ordinary skill of this field
For personnel, without departing from the principle of this utility model, several variations and modifications can also be made, these also should be regarded as
Belong to the protection scope of the utility model.
Claims (5)
1. a kind of flushable shield brain cavum subdurale drainage tube, including drainage catheter, one side ports of drainage catheter are drainage outlet, are drawn
Another side ports of conductance pipe are drainage import, it is characterised in that:
If drainage catheter is extended with dry film valve in drainage entrance, film valve end is stretched out to drainage tube lateral direction respectively；
Independent irrigating catheter is equipped in drainage catheter, one side ports of irrigating catheter are water inlet, and the water inlet of irrigating catheter leans on
The drainage of nearly drainage catheter exports side, and another side ports of irrigating catheter are water outlet, and water outlet extends to its of drainage catheter
In a film valve end.
2. flushable shield brain cavum subdurale drainage tube according to claim 1, it is characterized in that:
The tube wall of the irrigating catheter is fixedly connected with the tube wall of drainage catheter, close to rushing for the drainage outlet side of drainage catheter
Conduit is washed to stretch out on the outside of drainage catheter.
3. flushable shield brain cavum subdurale drainage tube according to claim 1, it is characterized in that:
This flushable shield brain cavum subdurale drainage tube has a bending close to drainage entrance location, bending part with drain inlet ports it
Between distance and skull thickness coincide.
4. flushable shield brain cavum subdurale drainage tube according to claim 1, it is characterized in that:
This flushable shield brain cavum subdurale drainage tube position between bending part and drainage outlet is equipped with one section of section tube body that moves under water, and dives
Row section tube body is embedded between scalp and skull, this flushable shield brain cavum subdurale drainage tube is stretched close to the end of drainage outlet side
Out on the outside of scalp.
5. flushable shield brain cavum subdurale drainage tube according to claim 1, it is characterized in that:
Region between the dura mater and brain tissue of the water outlet alignment skull of the irrigating catheter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821067736.0U CN209137683U (en) | 2018-07-06 | 2018-07-06 | Flushable shield brain cavum subdurale drainage tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821067736.0U CN209137683U (en) | 2018-07-06 | 2018-07-06 | Flushable shield brain cavum subdurale drainage tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209137683U true CN209137683U (en) | 2019-07-23 |
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ID=67264901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821067736.0U Active CN209137683U (en) | 2018-07-06 | 2018-07-06 | Flushable shield brain cavum subdurale drainage tube |
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| CN (1) | CN209137683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744224A (en) * | 2018-07-06 | 2018-11-06 | 蚌埠医学院第附属医院 | Flushable shield brain cavum subdurale drainage tube |
-
2018
- 2018-07-06 CN CN201821067736.0U patent/CN209137683U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744224A (en) * | 2018-07-06 | 2018-11-06 | 蚌埠医学院第附属医院 | Flushable shield brain cavum subdurale drainage tube |
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