CN206007700U - A kind of full-implantation type venous transfusion port - Google Patents
A kind of full-implantation type venous transfusion port Download PDFInfo
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- CN206007700U CN206007700U CN201620589338.XU CN201620589338U CN206007700U CN 206007700 U CN206007700 U CN 206007700U CN 201620589338 U CN201620589338 U CN 201620589338U CN 206007700 U CN206007700 U CN 206007700U
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- port
- connecting portion
- conduit
- port body
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Abstract
The utility model discloses a kind of full-implantation type venous transfusion port, makes the connecting conduit that columned port body and silica gel or polythene material are made including medical silica-gel material.Port body has cavity, and the two ends of port body are hemispherical, and there is the connecting portion of taper, connecting portion there is through hole, through hole and cavity UNICOM, connecting portion to be inserted in connecting conduit for one end.As port body is made up of cylindric silica gel material, whole port body can enter the entry point of body cavity as puncture needle, and be different from the little one side in traditional infusion port and puncture window, and when making transfusion operation, one-time successful puncture rate is greatly improved.Cylindrical design also makes transfusion port overall volume diminish, otch very little when being implanted in human body, and the port body not necessarily like conventional flat equally needs to put on right position so that be easily implanted in human body；It is connected with connecting conduit buckle-type by connecting portion so that port body firmly can be connected with connecting conduit.
Description
Technical field
This utility model is related to field of medical technology, and in particular to a kind of full-implantation type venous transfusion port.
Background technology
Full-implantation type venous transfusion port is to be implanted into a kind of subcutaneous intravenous infusion device of human body using skin incision.Pass through
Central venous puncture (subclavian vein, jugular vein etc.) approach inserts conduit, and conduit is connected with a transfusion port port body phase, transfusion port
Port body includes the closed areola under the puncture face and pellosil that a pellosil is made, and this chamber is communicated with conduit.Transfusion port
It is imbedded at conduit subcutaneous.The silica gel membrane puncture face of transfusion port, supporting not damaged is touched when venous transfusion is operated with handss
Transfusion pin puncture pellosil enters closed loculus, sets up body surface to the transfusion path of transfusion port, you can carry out venous transfusion.Quan Zhi
Enter formula transfusion port fixed body surface is established to the infusion channel of central vein, no matter under what circumstances, such as peripheral vein
Tiny, phlebitis, shock state etc., can quickly set up transfusion path, become the important step of clinical treatment.Transfusion port is planted
Enter to be mainly used in need long-term intravenous nutrition or chronic disease to need long-term intravenous medication and need patient of intravenous chemotherapy etc.,
The tiny patient for being difficult to set up infusion channel of portion perimeter vein also contemplates for implantable infusion port.
Transfusion port enters existing more than the 30 years history of Clinical practice, but medical circle is always used with foundation transfusion over more than 30 years
Harbour theory in the operation for carrying out transfusion port, rather than with full-implantation type venous transfusion port be actually will in calm
Arteries and veins extends to body surface, similar to the theory for being implanted into a thick artificial blood vessel for being easy to infuse in body surface.Both theories are present
Obvious difference.The former is as external object using transfusion port, implant, and occupies certain position, fixation to be designed
Point of puncture；The latter is to regard transfusion port as a thick vein, takes up space less as far as possible, point of puncture be uncertain, three-dimensional
With multiple spot.So all at present transfusion port products both domestic and external are planar design, as shown in figure 1, transfusion port includes port body
Base and silica gel puncture face, and although base shape has circular, trapezoidal, triangle etc., but the puncture face of pellosil is plane, only
There is single puncture window.Whole port bulk area is big, and the window area very little for being really used for puncturing transfusion.In transfusion operation
Need to touch repeatedly the pellosil for puncturing window, determine and puncture inserting needle position, increased venipuncture difficulty.In the silica gel compared with small area
Film repeated localised puncture, anti-for silica gel ooze out performance requirement height；As transfusion port is designed as one " harbour ", thus whole volume is inclined
Greatly, skin incision is intended to reach more than 3cm, and implantation process is more complicated, if particularly connecting conduit when port body in subcutaneous blister cavities
Not being laid flat and port body being easily caused with conduit connection torsion, conduit gives a discount.Venous port access inside and outside current host country
Puncture pellosil be planar design, but exactly this design is probably to cause transfusion port in the application of basic medical unit
It is difficult to the main cause that popularizes.Thus the profile and tapping mode to transfusion port carries out redesigning and there is important clinical meaning
And practical value.
Content of the invention
A kind of overall volume of this utility model offer is little, the full-implantation type venous transfusion port being easy in implantation human body.
A kind of full-implantation type venous transfusion port is provided in a kind of embodiment, including columned port body and connecting conduit, port
Body has cavity, and the two ends of port body are hemispherical, and there is the connecting portion of taper, connecting portion there is through hole, through hole and cavity for one end
UNICOM, connecting portion are inserted in connecting conduit.
Further, connecting portion is provided with annular protrusion, and is provided with the buckle matched with connecting portion external diameter.
Further, the outer surface of port body and connecting conduit has developing line.
Further, port body is formed by medical silica-gel casting mold, and connecting portion is silica gel or polythene material.
Further, the length of port body is 23mm, and external diameter is 12mm, and the internal diameter of cavity is 6-9mm, and wall thickness is 1.5-2mm；
The a length of 7-8mm of connecting portion；The length of connecting conduit is 20cm, and internal diameter is more than or equal to 1mm.
Further, connecting conduit is prevented backflowing for three-clove style the conduit of conduit or head end opening.
According to the full-implantation type venous transfusion port of above-described embodiment, as port body is cylindric medical silica-gel material, connect
Conduit is made up of silica gel or polythene material, and whole port body can enter the entry point of body cavity as puncture needle, make transfusion operation
When one-time successful puncture rate greatly improve.Cylindrical design also makes transfusion port overall volume diminish, otch when being implanted in human body
Very little, and need not put on right position as flat port body so that easily it is implanted in human body；By connecting portion and connection
Conduit connects so that port body is easier to be connected with connecting conduit.
Description of the drawings
Fig. 1 is the use state figure at full-implantation type venous transfusion port of the prior art；
Fig. 2 is a kind of cross section structure diagram at full-implantation type venous transfusion port in embodiment；
Partial enlarged drawing Cs of the Fig. 3 for Fig. 2.
Specific embodiment
Accompanying drawing is combined below by specific embodiment to be described in further detail the present invention.
It is logical for the full-implantation type blood vessel of venous transfusion to present embodiments provide a kind of full-implantation type venous transfusion port
Road.
As shown in Fig. 2 this full-implantation type venous transfusion port include cylinder port body 1 and connecting conduit 2, the two of port body 1
Hold as semicircle, middle there is cavity, one end of port body 1 there is the connecting portion 3 of cone, there is through hole in the middle of connecting portion 3, lead to
Hole and cavity UNICOM, body 1 profile in port is similar to common eyedrops bottle.Connecting portion 3 is inserted partially in connecting conduit 2, port
Body 1 and connecting conduit 2 link together, and both are turned on.
As shown in figure 3, in order to improve the stability that connecting portion 3 is connected with connecting conduit 2, being provided with annular on connecting portion 3
Raised 4 so that when connecting portion 3 is inserted in connecting conduit 2, annular protrusion can play clamping effect, and connecting portion 3 is stuck in connection
In conduit 2.Buckle 5 is additionally provided with 3 external diameter of connecting portion, buckle 5 is matched with connecting portion 3, buckle 5 is in cylindrical structure, when even
After in the insertion connecting conduit 2 of socket part 3, buckle 5 is connected to the outer end of connecting conduit 2, and buckle 5 is connected the annular protrusion 4 in portion 3
Connecting portion 3 is connected together with connecting conduit 2, buckle 5 acts primarily as the effect of connecting and fixing.
The full-implantation type venous transfusion port that be implanted into human body is observed under television perspective for convenience, and at port, body 1 and connection are led
The outer surface of pipe 2 has developing line, and visual spongy lead can be attached to the table of port body 1 and connecting conduit 2 by adhesion technique
Face.
The concrete structure size at this full-implantation type venous transfusion port is：Port body 1 is lossless by more than 500 times 20G are resistant to
The medical silica-gel casting mold for hindering lancet puncture is formed, connecting portion 3 be polythene material or together with the body of port casting mold silica gel material
Material.The length of port body 1 is 23mm, and external diameter is 12mm, and the internal diameter of cavity is 6-9mm, and wall thickness is 1.5-2mm；Connecting portion 3 is a length of
8mm；The length of connecting conduit 2 is 20cm, and internal diameter is more than or equal to 1mm, and connecting conduit 2 is that three-clove style anti-backflowing or is at conduit
The conduit of head end opening, tube material are silica gel or polyethylene.
In other embodiments, port body 1 and connecting conduit 2 are integrally formed, and the effective length of connecting conduit 2 may be designed to
Tri- specifications of 13cm, 14cm and 15cm, and connecting portion 3 can shorten, and the internal diameter of connecting conduit 2 is more than or equal to 1mm.
This novel infusion port implantation is implanted into essentially identical with traditional infusion port.Not damaged pin puncture transfusion port injects liver
Plain normal saline washing transfusion port inner chamber air-out.The diodone of dilution can be used to fill port intracoelomic cavity and connecting conduit, made
Can show under fluoroscopy and become apparent from.It is transfusion port implantation position typically to take right side infraclavicular region, and conventional local anesthesia, including wearing
Thorn point and the skin of implanted region, subcutaneous tissue.Row subclavian vein puncture, 18G or 20G lancet punctures enter quiet under clavicle
Arteries and veins, exchange guidewire send into the nearly right atrium porch of superior vena cava.Retain seal wire, enter in seal wire and substantially put down with clavicle
Capable otch, length 1.5cm separate subcutaneous tissue to point of puncture outer lower side, in one long 3cm of subcutaneous formation, the capsule of wide 1.5cm
Bag.Along seal wire send into 6-7F can avulsion sheath enter subclavian vein, withdraw from seal wire, by transfusion port conduit through avulsion sheath send into epicoele
Vein, fluoroscopic observation, catheter tip enter right atrium mouth position positioned at superior vena cava, or conduit sends into 12- from point of puncture position
14cm.Avulsion sheath is removed, and tail end of conduit connects transfusion port, and buckle A/C simultaneously pulls conduit observation and whether there is and release.Transfusion
The position suture that port is connected with conduit fixes a pin, checks that conduit is without torsion, i.e. skin suture or viscous with medical skin glue
Close skin incision.With not damaged pin puncture transfusion port, venous transfusion bottle is connect at once, whether observation liquid is smoothly input in vivo.Gu
Determine transfusion needle, that is, complete transfusion port and be implanted into and venous transfusion operation.If transfusion port port body and connecting conduit temporary mould
But embodiment then removes this de- sheath after this de- sheath insertion conduit, and transfusion port is imbedded subcutaneous blister cavities directly.The plant of this transfusion port
Enter operation less than traditional infusion port operation otch, damage is little, easier.As long as on transfusion operation puncture needle as far as possible perpendicular to
Some tangent plane, within paracentesis depth is maintained at 1cm, all without the offside wall for penetrating transfusion port.Needle point enters transfusion tube cavity
Pumpback is shown in blood or feels have breakthrough sense to show to enter inner chamber afterwards, opens transfusion knob, if liquid is smoothly entered illustrated
Operate successfully.
The full-implantation type venous transfusion port provided in the present embodiment, as port body 1 is cylindric, overall volume diminishes, and plants
Otch very little when entering in human body, and need not put on right position as flat port body 1 so that easily it is implanted into human body
Interior；Port body makes columned port body and silica gel for medical silica-gel material or polythene material makes connecting conduit, whole port
Body can substantially increase the success rate for puncturing transfusion port inner chamber as point of puncture.By connecting portion 3 and the card of connecting conduit 2
Button connects so that port body 1 is easier to realize firmly being connected with connecting conduit 2.
Use above specific case is illustrated to the present invention, is only intended to help and is understood the present invention, not in order to limiting
The system present invention.For those skilled in the art, according to the thought of the present invention, can also make some simple
Deduce, deform or replace.
Claims (6)
1. a kind of full-implantation type venous transfusion port, it is characterised in that including columned port body and connecting conduit, the port body tool
There is cavity, the two ends of the port body are hemispherical, there is the connecting portion of taper, the connecting portion there is through hole for one end, described logical
Hole and cavity UNICOM, the connecting portion are inserted in the connecting conduit.
2. full-implantation type venous transfusion port as claimed in claim 1, it is characterised in that the connecting portion is provided with convex annular
Rise, and be provided with the buckle matched with the connecting portion external diameter.
3. full-implantation type venous transfusion port as claimed in claim 2, it is characterised in that the appearance of the port body and connecting conduit
Has developing line in face.
4. full-implantation type venous transfusion port as claimed in claim 3, it is characterised in that the port body is by medical silica-gel casting mold
Into the connecting portion is silica gel or polythene material.
5. full-implantation type venous transfusion port as claimed in claim 4, it is characterised in that the length of the port body is 23mm, outward
Footpath is 12mm, and the internal diameter of cavity is 6-9mm, and wall thickness is 1.5-2mm；The a length of 7-8mm of the connecting portion；The length of the connecting conduit
Spend for 20cm, internal diameter is more than or equal to 1mm.
6. full-implantation type venous transfusion port as claimed in claim 5, it is characterised in that the connecting conduit is that three-clove style is anti-to be returned
Conductance pipe or the conduit of head end opening, tube material are medical silica-gel or polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620589338.XU CN206007700U (en) | 2016-06-16 | 2016-06-16 | A kind of full-implantation type venous transfusion port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620589338.XU CN206007700U (en) | 2016-06-16 | 2016-06-16 | A kind of full-implantation type venous transfusion port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206007700U true CN206007700U (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620589338.XU Active CN206007700U (en) | 2016-06-16 | 2016-06-16 | A kind of full-implantation type venous transfusion port |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108785791A (en) * | 2018-06-08 | 2018-11-13 | 谢博宇 | The application method of two-chamber venous transfusion port and its venous transfusion, drug storage sustained release |
| CN108815613A (en) * | 2018-04-18 | 2018-11-16 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | A kind of venous port access |
| CN110314277A (en) * | 2019-07-05 | 2019-10-11 | 天津塞科凯尔科技有限公司 | Fast joint structure for implantable drug delivery system |
| CN112156274A (en) * | 2020-09-09 | 2021-01-01 | 周建勋 | Implanted is feed through buffer for medical equipment |
-
2016
- 2016-06-16 CN CN201620589338.XU patent/CN206007700U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108815613A (en) * | 2018-04-18 | 2018-11-16 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | A kind of venous port access |
| CN108785791A (en) * | 2018-06-08 | 2018-11-13 | 谢博宇 | The application method of two-chamber venous transfusion port and its venous transfusion, drug storage sustained release |
| CN108785791B (en) * | 2018-06-08 | 2020-12-18 | 谢博宇 | Double-lumen venous transfusion port capable of preventing thrombosis and preventing secondary infection |
| CN110314277A (en) * | 2019-07-05 | 2019-10-11 | 天津塞科凯尔科技有限公司 | Fast joint structure for implantable drug delivery system |
| CN112156274A (en) * | 2020-09-09 | 2021-01-01 | 周建勋 | Implanted is feed through buffer for medical equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |