CN115737978B - Implanted arterial transfusion port - Google Patents
Implanted arterial transfusion port Download PDFInfo
- Publication number
- CN115737978B CN115737978B CN202211425186.6A CN202211425186A CN115737978B CN 115737978 B CN115737978 B CN 115737978B CN 202211425186 A CN202211425186 A CN 202211425186A CN 115737978 B CN115737978 B CN 115737978B
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- Prior art keywords
- port
- catheter
- transfusion
- infusion
- unidirectional
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- 238000001802 infusion Methods 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims abstract description 16
- 238000007906 compression Methods 0.000 claims abstract description 16
- 230000004087 circulation Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 15
- 239000008280 blood Substances 0.000 abstract description 7
- 210000004369 blood Anatomy 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 6
- 239000007924 injection Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005056 compaction Methods 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 5
- 230000017531 blood circulation Effects 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the technical field of transfusion ports, in particular to an implanted arterial transfusion port, which is attached to a transfusion catheter through a cone tip at the side of a pagoda joint, so that the tightness of the sleeving of the transfusion catheter is further improved, the port part of the transfusion catheter is extruded through a compression hoop and a port baffle, the firm installation of the transfusion catheter can be ensured, the falling-off prevention can be ensured, the absolute tightness can be ensured, the leakage of injection liquid is avoided, the backflow of blood caused by the falling-off of the transfusion catheter is avoided, and the use stability is improved; the infusion port comprises an infusion port base, an infusion port diaphragm, a flow guide cavity and a catheter sealing mechanism, wherein the flow guide cavity is arranged in the infusion port base, the flow guide cavity is fixedly arranged at the top end of the infusion port base, and the catheter sealing mechanism is communicated and fixedly arranged on the infusion port base; the catheter sealing mechanism comprises a one-way valve tube, a catheter connecting tube, a pagoda joint, an infusion catheter, a port blocking surface, a compaction lantern ring and a compaction hoop, wherein the one-way valve tube is fixedly arranged on the infusion port base, and the one-way valve tube is communicated with the diversion cavity.
Description
Technical Field
The invention relates to the technical field of transfusion ports, in particular to an implantable arterial transfusion port.
Background
The infusion port is a closed infusion device which is completely implanted in a human body and comprises a catheter part with a tip end positioned in an upper vena cava and an injection seat implanted under the skin, an indwelling needle can be inserted into the infusion port for facilitating insertion of a needle after the existing infusion port is implanted in the human body, the existing catheter of the infusion port and the injection seat are adhered to each other, in the use process, if the connection part of the catheter of the infusion port and the injection seat is fallen off, liquid in the injection seat can be caused to leak, the infusion cannot be injected into veins, and blood in arteries can be caused to flow out through the catheter, so that the use stability is poor.
Disclosure of Invention
In order to solve the technical problems, the invention provides the implanted arterial transfusion port, which is attached to the transfusion catheter through the side cone tip of the pagoda joint, further improves the tightness of the transfusion catheter sleeve, and extrudes the port part of the transfusion catheter through the compression hoop and the port baffle, so that the transfusion catheter is firmly installed and does not fall off, the absolute tightness is ensured, the leakage of injection liquid is avoided, the backflow of blood caused by the falling of the transfusion catheter is avoided, and the use stability is improved.
The invention relates to an implantable arterial transfusion harbor, which comprises a transfusion harbor base, a transfusion harbor diaphragm, a flow guide cavity and a catheter sealing mechanism, wherein the flow guide cavity is arranged in the transfusion harbor base and is fixedly arranged at the top end of the transfusion harbor base;
the catheter sealing mechanism comprises a one-way valve tube, a catheter connecting tube, a pagoda joint, an infusion catheter, a port blocking surface, a pressing sleeve ring and a pressing hoop, wherein the one-way valve tube is fixedly arranged on a transfusion port base, the one-way valve tube is mutually communicated with a flow guide cavity, the catheter connecting tube is fixedly arranged on the one-way valve tube, the pagoda joint is arranged at the outer end of the catheter connecting tube, the infusion catheter is sleeved outside the pagoda joint, the port blocking surface is arranged on the catheter connecting tube, the port blocking surface is arranged at the tail end of the pagoda joint, the end part of the infusion catheter is tightly attached to the port blocking surface, the outer end of the catheter connecting tube is provided with external threads, the pressing sleeve ring is sleeved on the catheter connecting tube in a threaded manner, and the pressing hoop is arranged in a surrounding manner inside the pressing sleeve ring, and the pressing hoop is tightly attached to the end part of the infusion catheter.
The invention discloses an implanted arterial transfusion port, which further comprises a unidirectional circulation cavity, a sealing ring, a diversion groove, a unidirectional valve core, a valve core through hole, a sealing pressure head, a spring and a spring top plate, wherein the unidirectional circulation cavity is communicated with the inside of a unidirectional valve pipe, the unidirectional circulation cavity is communicated with the diversion cavity, the sealing ring is arranged around the unidirectional circulation cavity, the diversion groove is arranged around the unidirectional circulation cavity, the unidirectional valve core is slidably inserted in the unidirectional circulation cavity, a plurality of groups of valve core through holes are communicated with the unidirectional valve core, the sealing pressure head is arranged at the end part of the unidirectional valve core, the sealing pressure head is attached to the sealing ring, the spring top plate is fixedly arranged inside the unidirectional valve pipe, the spring is tightly inserted inside the unidirectional valve core, and the outer end of the spring is tightly connected with the spring top plate.
According to the implanted arterial transfusion port, the compression end of the compression hoop is arranged to be a cambered surface.
According to the implanted arterial transfusion port, corners of the transfusion port base are rounded.
According to the implanted arterial transfusion harbor, the one-way valve tube is communicated with the catheter connecting tube, and the one-way valve tube, the catheter connecting tube and the pagoda joint are of an integrated structure.
The invention relates to an implanted arterial transfusion port, wherein a transfusion port diaphragm is made of a silica gel material.
According to the implanted arterial transfusion harbor, the outer end of the compaction lantern ring is provided with the anti-skid stripes.
According to the implanted arterial transfusion port, the spring top plate is arranged in a net shape, and the spring top plate is provided with the liquid through groove.
According to the implanted arterial infusion port, the input end of the sealing ring is provided with the inclined guide surface.
The invention relates to an implanted arterial transfusion port, wherein a transfusion port base is made of Chinese porcelain materials.
Compared with the prior art, the invention has the beneficial effects that:
when the infusion catheter is assembled, firstly, the infusion catheter is sleeved on the pagoda joint, the cross section of the pagoda joint is designed into a cone shape, when the infusion catheter is sleeved, the infusion catheter is attached to the inclined guide cone surface of the pagoda joint, the guide infusion catheter is sleeved on the pagoda joint in a sliding manner, the friction force during the sleeving is reduced, after the sleeving is finished, the inner end of the infusion catheter is attached to the side cone tip of the pagoda joint, the friction force between the inner side wall of the infusion catheter and the pagoda joint is increased, so that the infusion catheter is difficult to pull out outwards, the firmness of the installation of the infusion catheter is increased, and the tightness of the sleeving of the infusion catheter is further improved due to the attachment of the side cone tip of the pagoda joint to the infusion catheter.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of an infusion catheter mounting structure;
FIG. 4 is a schematic cross-sectional view of a check valve tube;
the reference numerals in the drawings: 1. a transfusion port base; 2. a transfusion port diaphragm; 3. a diversion cavity; 4. a one-way valve tube; 5. a conduit connection tube; 6. a pagoda joint; 7. an infusion catheter; 8. a port blocking surface; 9. compressing the lantern ring; 10. a clamp is pressed; 11. a unidirectional flow chamber; 12. a seal ring; 13. a diversion trench; 14. a one-way valve core; 15. a valve core through hole; 16. sealing the pressure head; 17. a spring; 18. a spring top plate.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, the implanted arterial transfusion port comprises a transfusion port base 1, a transfusion port diaphragm 2, a flow guiding cavity 3 and a catheter sealing mechanism, wherein the flow guiding cavity 3 is arranged in the transfusion port base 1, the flow guiding cavity 3 is fixedly arranged at the top end of the transfusion port base 1, and the catheter sealing mechanism is fixedly arranged on the transfusion port base 1 in a communicated manner;
the catheter sealing mechanism comprises a one-way valve tube 4, a catheter connecting tube 5, a pagoda joint 6, an infusion catheter 7, a port blocking surface 8, a pressing collar 9 and a pressing hoop 10, wherein the one-way valve tube 4 is fixedly arranged on a transfusion port base 1, the one-way valve tube 4 is mutually communicated with a diversion cavity 3, the catheter connecting tube 5 is fixedly arranged on the one-way valve tube 4 in a communicating manner, the pagoda joint 6 is arranged at the outer end of the catheter connecting tube 5, the infusion catheter 7 is sleeved outside the pagoda joint 6, the port blocking surface 8 is arranged on the catheter connecting tube 5, the port blocking surface 8 is arranged at the tail end of the pagoda joint 6, the end part of the infusion catheter 7 is tightly attached to the port blocking surface 8, the outer end of the catheter connecting tube 5 is provided with external threads, the pressing collar 9 is sleeved on the catheter connecting tube 5 in a threaded manner, the pressing collar 10 is circumferentially arranged inside the pressing collar 9, and the pressing hoop 10 is tightly attached to the end part of the infusion catheter 7;
when the device is assembled, firstly, the infusion catheter 7 is sleeved on the pagoda joint 6, as the cross section of the pagoda joint 6 is designed to be conical, when the infusion catheter 7 is sleeved, the infusion catheter 7 is attached to the inclined guide conical surface of the pagoda joint 6, the infusion catheter 7 is guided to be sleeved on the pagoda joint 6 in a sliding way, the friction force during the sleeving is reduced, after the sleeving is finished, the inner end of the infusion catheter 7 is attached to the side conical tip of the pagoda joint 6, the friction force between the inner side wall of the infusion catheter 7 and the pagoda joint 6 is increased, so that the infusion catheter 7 is difficult to pull out outwards, the installation firmness of the infusion catheter 7 is increased, and as the side conical tip of the pagoda joint 6 is attached to the infusion catheter 7, the tightness of the infusion catheter 7 is further improved, then the compression collar 9 is sleeved on the catheter connecting pipe 5 in a threaded way, the compression collar 10 can be gradually closed to the port blocking surface 8 in the moving process, then the end of the compression collar 10 can be tightly pressed on the port blocking surface 8, the port blocking surface 8 is pressed against the port part of the infusion catheter 7, the absolute falling off can be guaranteed, the backflow of the infusion catheter 7 can be avoided, and the backflow of the infusion catheter 7 can be avoided due to the absolute falling off can be avoided.
As the preference of the above embodiment, the check valve further comprises a unidirectional circulation cavity 11, a sealing ring 12, a diversion groove 13, a unidirectional valve core 14, a valve core through hole 15, a sealing pressure head 16, a spring 17 and a spring top plate 18, wherein the unidirectional circulation cavity 11 is communicated with the diversion cavity 3 in the unidirectional valve pipe 4, the sealing ring 12 is arranged around the unidirectional circulation cavity 11, the diversion groove 13 is arranged around the unidirectional circulation cavity 11 in a communicated manner, the unidirectional valve core 14 is slidably inserted in the unidirectional circulation cavity 11, a plurality of groups of valve core through holes 15 are arranged on the unidirectional valve core 14 in a communicated manner, the sealing pressure head 16 is attached to the sealing ring 12, the spring top plate 18 is fixedly arranged inside the unidirectional valve pipe 4, the spring 17 is fixedly inserted inside the unidirectional valve core 14, and the outer end of the spring 17 is fixedly connected with the spring top plate 18;
in the transfusion process, a transfusion needle is inserted on the transfusion port diaphragm 2, then liquid is conveyed into the diversion cavity 3, flows into the unidirectional flow cavity 11 through the diversion cavity 3, then pushes the unidirectional valve core 14 to slide in the unidirectional flow cavity 11 under the pressure and mass pushing action of the liquid flow, then enables the sealing pressure head 16 to be separated from the attaching state of the sealing ring 12, then enables the unidirectional flow cavity 11 to be communicated with the diversion groove 13, then the liquid in the diversion groove 13 flows into the unidirectional valve core 14 through the valve core through hole 15, then the liquid in the unidirectional valve core 14 continuously flows, passes through the spring top plate 18 and flows into the transfusion catheter 7, and then is conveyed into a patient vein, when the patient vein blood flows back, the blood flows into the unidirectional valve tube 4 through the transfusion catheter 7 and the catheter connecting tube 5, then the blood passes through the spring top plate 18 and flows into the unidirectional valve core 14, and under the elastic action of the blood pressure and the spring 17, the unidirectional valve core 14 is pushed to slide in the sealing ring 12 until the sealing pressure head 16 is tightly attached to the diversion groove 13, the unidirectional flow cavity 11 and the diversion groove 13 are separated, and the blood is prevented from flowing into the unidirectional valve tube 3 through the diversion catheter 3, and the stability is improved.
As a preference of the above embodiment, the compression end of the compression hoop 10 is provided with an arc surface;
by setting the compression end of the compression hoop 10 to be an arc surface, the infusion catheter 7 is prevented from being cut off due to overlarge pressure when the compression hoop 10 compresses the port of the infusion catheter 7, and then the infusion catheter 7 is caused to fall off, so that the use stability is improved.
As a preferable mode of the above embodiment, corners of the transfusion harbor base 1 are rounded;
because the whole transfusion harbor base 1 is to be buried under the skin of a patient, corners of the transfusion harbor base 1 are set to be round corners, the transfusion harbor base 1 is prevented from scratching subcutaneous tissues of personnel in a human body, and the use stability is improved.
As a preferable mode of the above embodiment, the check valve tube 4 and the conduit connection tube 5 are mutually communicated, and the check valve tube 4, the conduit connection tube 5 and the pagoda joint 6 are all integrally formed;
through setting up check valve pipe 4, pipe connecting pipe 5 and pagoda joint 6 as an organic whole structure, increase the whole leakproofness of transfusion harbor to increase the intensity of transfusion harbor, avoid the transfusion harbor to disintegrate or reveal in the use, improve stability in use.
As a preferable example of the above embodiment, the transfusion port diaphragm 2 is made of silica gel;
by using silica gel to manufacture the transfusion port diaphragm 2, the transfusion stability is ensured, the rejection effect of a human body is reduced, and the use stability is improved.
As a preference of the above embodiment, the outer end of the compacting collar 9 is provided with anti-slip stripes;
through setting up anti-skidding regulation, when screwing up and compressing tightly lantern ring 9, avoid appearing skidding phenomenon, improve stability in use.
Preferably, the spring top plate 18 is provided in a net shape, and the spring top plate 18 is provided with a liquid passing groove.
Preferably, the input end of the sealing ring 12 is provided with a bevel guide surface;
by arranging the inclined guide surface at the input end of the sealing ring 12, when liquid flows in, the liquid is prevented from being directly washed on the vertical plane, the liquid is guided to flow backwards, the impact force of the liquid is reduced, the smoothness of the liquid flow is improved, and the use stability is improved.
As a preferable example of the above embodiment, the transfusion harbor base 1 is made of china porcelain;
the safety of the medicine is improved, the influence on radiotherapy is avoided, and the use stability is improved.
When the implanted arterial transfusion port is assembled, firstly, the transfusion catheter 7 is sleeved on the pagoda joint 6, as the cross section of the pagoda joint 6 is designed to be conical, when the transfusion catheter 7 is sleeved, the transfusion catheter 7 is attached to the inclined guide conical surface of the pagoda joint 6, the transfusion catheter 7 is guided to be sleeved on the pagoda joint 6 in a sliding way, the friction force during the sleeving is reduced, after the sleeving is finished, the inner end of the transfusion catheter 7 is attached to the conical tip at the side of the pagoda joint 6, the friction force between the inner side wall of the transfusion catheter 7 and the pagoda joint 6 is increased, so that the transfusion catheter 7 is difficult to be pulled out outwards, the installation firmness of the transfusion catheter 7 is increased, and as the conical tip at the side of the pagoda joint 6 is attached to the transfusion catheter 7, the sleeving tightness of the transfusion catheter 7 is further improved, and then the compression sleeve 9 is sleeved on the catheter connecting pipe 5 in a threaded way, the pressing hoop 10 gradually closes to the port blocking surface 8 in the moving process of the pressing lantern ring 9, then the end part of the infusion catheter 7 is tightly pressed on the port blocking surface 8 by the pressing hoop 10, in the infusion process, the infusion needle is inserted on the infusion port diaphragm 2, then liquid is conveyed into the diversion cavity 3, flows into the unidirectional circulation cavity 11 through the diversion cavity 3, then the unidirectional valve core 14 is pushed to slide in the unidirectional circulation cavity 11 under the pressure and the mass pushing action of the liquid flow, then the sealing pressure head 16 is separated from the fitting state with the sealing ring 12, then the unidirectional circulation cavity 11 is communicated with the diversion groove 13, then the liquid flows into the diversion groove 13, then the liquid in the diversion groove 13 flows into the unidirectional valve core 14 through the valve core through hole 15, then the liquid in the unidirectional valve core 14 continuously flows, passes through the spring top plate 18 and flows into the infusion catheter 7, and then the blood flows into the check valve tube 4 through the infusion catheter 7 and the catheter connecting tube 5 when the blood flows back into the vein of the patient, then the blood passes through the spring top plate 18 and flows into the check valve core 14, the check valve core 14 is pushed to slide towards the sealing ring 12 under the action of the blood pressure and the elasticity of the spring 17 until the sealing pressure head 16 is tightly attached to the sealing ring 12, the check flow cavity 11 is separated from the flow turning groove 13, and the blood is prevented from flowing into the flow guiding cavity 3 through the check valve tube 4.
The mounting mode, the connecting mode or the setting mode of the implanted arterial transfusion port are common mechanical modes, and the implanted arterial transfusion port can be implemented as long as the beneficial effects can be achieved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. The implanted arterial transfusion port is characterized by comprising a transfusion port base (1), a transfusion port diaphragm (2), a flow guide cavity (3) and a catheter sealing mechanism, wherein the flow guide cavity (3) is arranged in the transfusion port base (1), the flow guide cavity (3) is fixedly arranged at the top end of the transfusion port base (1), and the catheter sealing mechanism is fixedly arranged on the transfusion port base (1) in a communicating manner;
the utility model provides a catheter sealing mechanism includes check valve pipe (4), pipe connecting pipe (5), pagoda connects (6), infusion pipe (7), port keeps off face (8), compresses tightly lantern ring (9) and clamp (10), check valve pipe (4) fixed mounting is on infusion port base (1), check valve pipe (4) communicate each other with water conservancy diversion chamber (3), intercommunication fixed mounting has pipe connecting pipe (5) on check valve pipe (4), pipe connecting pipe (5) outer end is provided with pagoda and connects (6), infusion pipe (7) suit is in pagoda connects (6) outside, be provided with port on pipe connecting pipe (5) and keep off face (8), port keeps off face (8) set up at pagoda connects (6) end, infusion pipe (7) tip and port keep off face (8) paste tightly, pipe connecting pipe (5) outer end is provided with the external screw thread, compress tightly lantern ring (9) screw thread cover on pipe (5), compress tightly lantern ring (9) inside and encircle and be provided with clamp (10) and seal tip (7) with infusion.
2. An implantable arterial transfusion harbor according to claim 1, further comprising a unidirectional circulation cavity (11), a sealing ring (12), a diversion groove (13), a unidirectional valve core (14), a valve core through hole (15), a sealing pressure head (16), a spring (17) and a spring top plate (18), wherein the unidirectional circulation cavity (11) is arranged in the unidirectional valve tube (4) in a communicating manner, the unidirectional circulation cavity (11) is mutually communicated with the diversion cavity (3), the sealing ring (12) is arranged in the unidirectional circulation cavity (11) in a surrounding manner, the diversion groove (13) is arranged in the unidirectional circulation cavity (11) in a surrounding manner, the unidirectional valve core (14) is slidably inserted in the unidirectional circulation cavity (11), a plurality of groups of valve core through holes (15) are arranged in the unidirectional valve core (14) in a communicating manner, the end part of the unidirectional valve core (14) is provided with the sealing pressure head (16), the sealing pressure head (16) is attached to the sealing ring (12), the spring top plate (18) is fixedly arranged in the unidirectional valve tube (4), the spring (17) is tightly inserted in the unidirectional valve tube (14), the unidirectional valve core (14) in a connecting manner, and the spring top plate (17) is tightly connected with the outer end of the spring top plate (18).
3. An implantable arterial infusion port as claimed in claim 1, characterised in that the compression end of the compression collar (10) is arranged as a cambered surface.
4. An implantable arterial port as claimed in claim 1, characterised in that the corners of the port base (1) are rounded.
5. An implantable arterial infusion port as claimed in claim 1, characterized in that the one-way valve tube (4) is in communication with the catheter connection tube (5), and that the one-way valve tube (4), the catheter connection tube (5) and the pagoda connector (6) are of integral construction.
6. An implantable arterial port as claimed in claim 1, characterised in that the port membrane (2) is made of silicone material.
7. An implantable arterial infusion port as claimed in claim 1, characterised in that the outer end of the compression collar (9) is provided with anti-slip strips.
8. An implantable arterial infusion port as claimed in claim 2, characterised in that the spring top plate (18) is arranged in a net shape and that the spring top plate (18) is provided with a liquid passage slot.
9. An implantable arterial port as claimed in claim 2, characterised in that the sealing ring (12) is provided with a beveled guide surface at the input end.
10. An implantable arterial infusion port as claimed in claim 2, wherein the port base (1) is made of china.
Priority Applications (1)
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CN202211425186.6A CN115737978B (en) | 2022-11-15 | 2022-11-15 | Implanted arterial transfusion port |
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CN202211425186.6A CN115737978B (en) | 2022-11-15 | 2022-11-15 | Implanted arterial transfusion port |
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CN115737978A CN115737978A (en) | 2023-03-07 |
CN115737978B true CN115737978B (en) | 2024-03-08 |
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CN202211425186.6A Active CN115737978B (en) | 2022-11-15 | 2022-11-15 | Implanted arterial transfusion port |
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Citations (7)
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CA2475199A1 (en) * | 2004-02-25 | 2005-08-25 | Yaron Mayer | System and method for using improved intravenous cannulas that solve the problem of blood spillage |
CN104368059A (en) * | 2014-11-18 | 2015-02-25 | 肖程午 | Minimally invasive intervention implantable drug-supplying device with one-way valve |
CN212940853U (en) * | 2020-04-17 | 2021-04-13 | 山东威高集团医用高分子制品股份有限公司 | Clinical joint connecting piece |
CN213941724U (en) * | 2020-11-12 | 2021-08-13 | 京美德(深圳)医疗科技有限公司 | Implanted anti-reflux drug delivery device |
CN114344620A (en) * | 2022-02-02 | 2022-04-15 | 新疆医科大学第三附属医院 | Implanted brachiocephalic venous transfusion port capable of effectively preventing falling |
CN216317875U (en) * | 2021-09-10 | 2022-04-19 | 长沙弘雅医疗科技有限公司 | Implanted subarachnoid cavity administration device |
CN115006713A (en) * | 2022-05-31 | 2022-09-06 | 苏州市第九人民医院 | Quick connection exchanger between pericardial catheter and drainage bag |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002083206A2 (en) * | 2001-04-13 | 2002-10-24 | Nipro Diabetes Systems | Infusion set with tape |
-
2022
- 2022-11-15 CN CN202211425186.6A patent/CN115737978B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2475199A1 (en) * | 2004-02-25 | 2005-08-25 | Yaron Mayer | System and method for using improved intravenous cannulas that solve the problem of blood spillage |
CN104368059A (en) * | 2014-11-18 | 2015-02-25 | 肖程午 | Minimally invasive intervention implantable drug-supplying device with one-way valve |
CN212940853U (en) * | 2020-04-17 | 2021-04-13 | 山东威高集团医用高分子制品股份有限公司 | Clinical joint connecting piece |
CN213941724U (en) * | 2020-11-12 | 2021-08-13 | 京美德(深圳)医疗科技有限公司 | Implanted anti-reflux drug delivery device |
CN216317875U (en) * | 2021-09-10 | 2022-04-19 | 长沙弘雅医疗科技有限公司 | Implanted subarachnoid cavity administration device |
CN114344620A (en) * | 2022-02-02 | 2022-04-15 | 新疆医科大学第三附属医院 | Implanted brachiocephalic venous transfusion port capable of effectively preventing falling |
CN115006713A (en) * | 2022-05-31 | 2022-09-06 | 苏州市第九人民医院 | Quick connection exchanger between pericardial catheter and drainage bag |
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CN115737978A (en) | 2023-03-07 |
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