Medical multiple spot implanted probe tubeTechnical field
The present invention relates to a kind of medical supplies, particularly relate to a kind of medical multiple spot implanted probe tube.
Background technology
By some flexible pipe implant into body, then guided by the pipeline of flexible pipe, can inject liquid medicine to human body, also can be guided by pipeline derives the fluids such as body fluid in human body.But when guiding liquid turnover is proper opportunity, needs human body, particularly carries out inspection to affected part and confirms.
Again the mode affected part of implanting flexible pipe being re-started inspection in prior art causes the secondary injury in affected part possibly, does not more propose inspection repeatedly.Need one to facilitate and repeatedly check affected part, the implant of secondary injury can not be caused again.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, provide a kind of structure simple medical multiple spot implanted probe tube.
For achieving the above object, the technical solution used in the present invention is: a kind of medical multiple spot implanted probe tube, comprise: implant flexible pipe, the tube wall of described implantation flexible pipe is provided with several thief holes, it is characterized in that, the bearing of trend of described thief hole is consistent with the bearing of trend of described probe tube, a sample line is equipped with in each described thief hole, described sample line one stretches out described thief hole one segment length, the two ends of described implantation flexible pipe are respectively implants end and exposed end, described thief hole aperture is positioned at described exposed end, the extension of described sample line is for extracting end, described implantation flexible pipe outer wall is provided with several sampling windows, described sampling window is communicated with thief hole, described sample line is exposed by sampling window.
In a preferred embodiment of the present invention, described sample line external diameter is in dry conditions less than described thief hole internal diameter, and described sample line external diameter is in a wetted condition consistent with described thief hole internal diameter.
In a preferred embodiment of the present invention, each thief hole is at least communicated with a sampling window.
In a preferred embodiment of the present invention, the bearing of trend along each described thief hole is provided with at least two group sampling windows, often organizes the sampling window that sampling window comprises two next-door neighbours.
In a preferred embodiment of the present invention, the sample line described in two adjacent groups between sampling window is also provided with at least one section of sealing coat.
In a preferred embodiment of the present invention, described sealing coat around be arranged on described sample line periphery.
In a preferred embodiment of the present invention, described sample line by least one high-tenacity fibre and at least one sampling silk twisted formed.
In a preferred embodiment of the present invention, described high-tenacity fibre is made up of chemical fibre.
In a preferred embodiment of the present invention, described sampling silk is made up of cotton thread or is made up of porous fibril.
The invention solves the defect existed in background technology, the present invention possesses following beneficial effect:
1) implant flexible pipe tube wall in run through be provided with many sample lines, implanting after in flexible pipe implant into body, do not need mobile implantation flexible pipe, and only need extract sample line and just can sample to the affected part in human body, then chemically examine detection, secondary injury can not be caused to affected part;
2) pore that the inwall implanting flexible pipe is formed can guide liquid to pass in and out human body, and can be entering of medicine, also can be the discharge of body fluid etc.;
3) taking-up of sample line can obtain the body fluid sample in affected part at any time, and instant detection judges the situation in affected part;
4) aperture of thief hole is enough little compared with the aperture of pore, and liquid mobility is therein limited;
5) being provided with of sampling window helps flexible sampling multiple position, samples more diversified, also more comprehensive;
6) sealing coat the sampling liquid contamination thief hole inwall that can reduce as far as possible even prevent from being first drawn out of is set, after the sampling that is extracted according to credibility;
7) radial dimension that goes out of sealing coat is comparatively large, the sampling liquid sticking in thief hole inwall can be taken out of or is adsorbed;
8) dry sample line radial dimension is less than thief hole internal diameter, sample line radial dimension under wet condition is consistent with thief hole internal diameter, can ensure that the sample line in most of length can not produce larger frictional resistance with thief hole inwall when being extracted like this, extracting than being easier to, implanting flexible pipe and can not produce larger shift in position because of extraction action;
9) sample line is by high-tenacity fibre and sampling silk plying twisting, namely ensures that extraction process can not break easily, the sample liquids that guaranteed absorption is abundant; Porous fibril or cotton thread all by a large amount of micropores of micro-or nano size, can inhale full liquid.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the three-dimensional structure diagram of the preferred embodiment of the present invention;
Fig. 2 is the structural representation of the sample line of the preferred embodiment of the present invention;
Fig. 3 is the three-dimensional structure diagram of the band oblique section of the preferred embodiment of the present invention;
In figure: 1, implant flexible pipe, 2, thief hole, 3, sampling window, 4, sample line, 5, implant end, 6, exposed end, 7, extract end, 11, sealing coat.
Detailed description of the invention
The present invention is further detailed explanation in conjunction with the accompanying drawings and embodiments now, and these accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As Fig. 1, Fig. 2, shown in Fig. 3, a kind of medical multiple spot implanted probe tube, comprise: implant flexible pipe 1, the tube wall of implantation flexible pipe 1 is provided with several thief holes 2, the bearing of trend of thief hole 2 is consistent with the bearing of trend of probe tube, a sample line 4 is equipped with in each thief hole 2, sample line 4 one stretches out thief hole 2 one segment length, the two ends of implanting flexible pipe 1 are respectively implants end 5 and exposed end 6, thief hole 2 aperture is positioned at exposed end 6, the extension of sample line 4 is for extracting end 7, implant flexible pipe 1 outer wall and be provided with several sampling windows 3, sampling window 3 is communicated with thief hole 2, sample line 4 is exposed by sampling window 3.
What run through in the tube wall of implantation flexible pipe 1 is provided with many sample lines 4, implanting after in flexible pipe 1 implant into body, do not need mobile implantation flexible pipe 1, and only need extract sample line 4 and just can sample to the affected part in human body, then chemically examine detection, secondary injury can not be caused to affected part.
The pore that the inwall implanting flexible pipe 1 is formed can guide liquid to pass in and out human body, and can be entering of medicine, also can be the discharge of body fluid etc.
The taking-up of sample line 4 can obtain the body fluid sample in affected part at any time, and instant detection judges the situation in affected part.
The aperture of thief hole 2 is enough little compared with the aperture of pore, and liquid mobility is therein limited.
Sample line 4 external diameter is in dry conditions less than thief hole 2 internal diameter, and sample line 4 external diameter is in a wetted condition consistent with thief hole 2 internal diameter.Dry sample line 4 radial dimension is less than thief hole 2 internal diameter, sample line 4 radial dimension under wet condition is consistent with thief hole 2 internal diameter, can ensure that the sample line 4 in most of length can not produce larger frictional resistance with thief hole 2 inwall when being extracted like this, extracting than being easier to, implanting flexible pipe 1 and can not produce larger shift in position because of extraction action.
Each thief hole 2 is at least communicated with a sampling window 3, and the bearing of trend along each thief hole 2 is provided with at least two group sampling windows 3, often organizes the sampling window 3 that sampling window 3 comprises two next-door neighbours.Being provided with of sampling window 3 helps flexible sampling multiple position, samples more diversified, also more comprehensive.
Sample line 4 between two adjacent groups sampling window 3 is also provided with at least one section of sealing coat 11, sealing coat 11 around be arranged on sample line 4 periphery.Sealing coat 11 sampling liquid contamination thief hole 2 inwall that can reduce as far as possible even prevent from being first drawn out of is set, after the sampling that is extracted according to credibility.The radial dimension that sealing coat 11 goes out is comparatively large, the sampling liquid sticking in thief hole 2 inwall can be taken out of or is adsorbed.
Sample line 4 by least one high-tenacity fibre and at least one sampling silk twisted is formed, high-tenacity fibre is made up of chemical fibre, samples silk and is made up of cotton thread or is made up of porous fibril.Sample line 4, by high-tenacity fibre and sampling silk plying twisting, namely ensures that extraction process can not break easily, the sample liquids that guaranteed absorption is abundant; Porous fibril or cotton thread all by a large amount of micropores of micro-or nano size, can inhale full liquid.
Implantation end 5 in use, is imbedded in human body by the present invention, and exposed end 6 exposes human body, after certain hour, extracts a sample line 4 by extracting end 7 and detects the sample liquids that laboratory sampling line 4 takes out of.
Above according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, related personnel in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content in description, must determine technical scope according to right.