CN117899301A - Self-adaptive transfusion port - Google Patents
Self-adaptive transfusion port Download PDFInfo
- Publication number
- CN117899301A CN117899301A CN202410318285.7A CN202410318285A CN117899301A CN 117899301 A CN117899301 A CN 117899301A CN 202410318285 A CN202410318285 A CN 202410318285A CN 117899301 A CN117899301 A CN 117899301A
- Authority
- CN
- China
- Prior art keywords
- seat
- adaptive
- port body
- liquid storage
- storage cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000003860 storage Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims description 21
- 239000011550 stock solution Substances 0.000 claims description 12
- 230000003044 adaptive effect Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 10
- 210000004204 blood vessel Anatomy 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 108010025899 gelatin film Proteins 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a self-adaptive transfusion port, which comprises a port body, a liquid storage cavity seat, an adjusting structure and a control device, wherein the liquid storage cavity seat is rotatably connected in the port body, a guide pipe is connected to the liquid storage cavity seat, one end of the guide pipe extends out of the port body, and the guide pipe is arranged in the port body around the liquid storage cavity seat and further comprises the adjusting structure for controlling the liquid storage cavity seat to rotate. The invention aims to solve the technical problems in the prior art and provides a self-adaptive transfusion port, which can ensure that the relative position of a catheter and a blood vessel under the physical development of a pediatric patient is kept unchanged, and the relative position of the catheter is kept unchanged when the patient performs a great limb movement, so that the function of the port body is ensured.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a self-adaptive transfusion port.
Background
The implanted transfusion port realizes vascular access by assembling the catheter and the port body after the catheter is implanted into a designated position of a blood vessel through operation, and aims at the problem that when a patient with an age is immature, the patient cannot reach the designated position due to rapid physical development, so that the patient can perform secondary operation or port taking, and in addition, when the patient performs a great limb movement, the catheter is shifted or ectopic, so that the patient can perform secondary operation or port taking.
Disclosure of Invention
Technical problem to be solved by the invention
The invention aims to solve the technical problems in the prior art and provides a self-adaptive transfusion port, which can ensure that the relative position of a catheter and a blood vessel under the physical development of a pediatric patient is kept unchanged, and the relative position of the catheter is kept unchanged when the patient performs a great limb movement, so that the function of the port body is ensured.
Technical proposal
In order to solve the problems, the technical scheme provided by the invention is as follows:
the utility model provides a self-adaptation infusion port, includes the port body and stock solution chamber seat, the stock solution chamber seat rotate connect in the port body, be connected with the pipe on the stock solution chamber seat, the one end of pipe stretches out to the port is external, the pipe is in the port is internal around stock solution chamber seat sets up, still including being used for control stock solution chamber seat pivoted regulation structure.
Optionally, the adjusting structure comprises an annular track, the liquid storage cavity seat and the annular track are arranged on the same axis in the liquid storage cavity seat, a sliding block is arranged on the annular track, and the sliding block is connected with the liquid storage cavity seat.
Optionally, the inside inclosed annular cavity that has of annular track, an annular track's lateral wall is flexible sealing pad, the slider slide set up in the annular cavity, with annular cavity separates into first pressure chamber and second pressure chamber, adjust the structure still include with first pressure chamber with second pressure chamber complex fills gassing mechanism, on the slider with one side of flexible sealing pad butt is equipped with the arch, flexible sealing pad's the outside is equipped with the movable block, be equipped with on the movable block with protruding complex recess, the movable block connect in on the stock solution chamber seat.
Optionally, the protrusion and the groove are both arc-shaped structures.
Optionally, the sliding block is provided with a first rolling element in abutting fit with the flexible sealing gasket, and the movable block is provided with a second rolling element in abutting fit with the flexible sealing gasket.
Optionally, both ends of the annular track are provided with air charging and discharging holes connected with the annular cavity, and the air charging and discharging holes are provided with needled self-sealing films.
Optionally, the port body includes upper port body lid and lower port body seat of composite connection, upper port body lid with still be connected with the pipe knot between the lower port body seat, the pipe passes the pipe knot.
Optionally, the top of the liquid storage cavity seat is connected to the upper port body cover through an upper bearing, and the bottom of the liquid storage cavity seat is connected to the lower port body seat through a lower bearing.
Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the self-adaptive transfusion port changes the existing transfusion port structure to reserve a catheter with the length of about 3cm in the port body, and when the body position of a patient is changed, the catheter is forced to drive the internal bearing of the port body to rotate, so that the catheter is exposed and lengthened, the position of the catheter relative to a blood vessel is unchanged, and the length of the catheter can be adjusted according to the injection pressure condition for the patient of the child so that the catheter and the blood vessel under the physical development of the patient of the child can keep the relative position unchanged.
Drawings
Fig. 1 is a schematic structural diagram of an adaptive transfusion port according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an adaptive port according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating the adjustment of an adaptive port according to an embodiment of the present invention;
1. A harbor body; 2. a liquid storage cavity seat; 3. a conduit; 4. an endless track; 4a, a first pressure chamber; 4b, a second pressure chamber; 5. a slide block; 6. a flexible gasket; 7. a protrusion; 8. a movable block; 9. a groove; 10. a first rolling member; 11. a second rolling member; 12. needling a self-sealing film; 13. a port-loading body cover; 14. a harbor body seat; 15. a catheter buckle; 16. an upper bearing; 17. and a lower bearing.
Detailed Description
The present invention will be further described in detail with reference to the drawings and the detailed description, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted," "positioned," "secured" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered as being "fixedly connected" to another element, the two elements may be fixed by a detachable connection manner, or may be fixed by a non-detachable connection manner, such as sleeving, clamping, integrally forming, or welding, which may be implemented in the prior art, and thus, the description is not further omitted. When an element is perpendicular or nearly perpendicular to another element, it is meant that the ideal conditions for both are perpendicular, but certain vertical errors may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" as used herein do not denote a particular quantity or order, but rather are used to distinguish one element from another.
Referring to fig. 1-3, a self-adaptive transfusion port of this embodiment includes a port body 1 and a liquid storage cavity seat 2, the liquid storage cavity seat 2 is rotationally connected to the port body 1, a conduit 3 is connected to the liquid storage cavity seat 2, one end of the conduit 3 is connected to the liquid storage cavity seat 2 and is communicated with the interior of the liquid storage cavity seat 2, the other end of the conduit 3 extends out of the port body 1, the conduit 3 is disposed around the liquid storage cavity seat 2 in the port body 1, and a portion of the conduit 3 in the port body 1 is attached to the peripheral wall of the liquid storage cavity seat 2, and further includes an adjusting structure for controlling the rotation of the liquid storage cavity seat 2.
The self-adaptive transfusion port controls the liquid storage cavity seat 2 to rotate through the adjusting structure to release and recover the catheter 3, so that the relative position of the catheter and a blood vessel under the physical development of a child patient can be kept unchanged, and the port body function is ensured.
As a preferable scheme of the invention, the adjusting structure comprises an annular track 4, the liquid storage cavity seat 2 and the annular track 4 are arranged on the same axis in the liquid storage cavity seat 2, a sliding block 5 is arranged on the annular track 4, the sliding block 5 is connected with the liquid storage cavity seat 2, and the sliding block 5 slides on the annular track 4 to drive the liquid storage cavity seat 2 to rotate around the axis.
As a preferred scheme of the invention, the inside of the annular track 4 is provided with a closed annular cavity, the annular cavity is not communicated with the outside, one side wall of the annular track 4 is provided with a flexible sealing pad 6, the flexible sealing pad 6 is preferentially arranged on one side of the annular track 4, which is close to the liquid storage cavity seat 2, the sliding pad 5 is slidably arranged in the annular cavity so as to divide the annular cavity into a first pressure cavity 4a and a second pressure cavity 4b, the sliding pad 5 is of a piston structure, the first pressure cavity 4a and the second pressure cavity 4b are not communicated with each other, the adjusting structure also comprises a gas charging and discharging mechanism matched with the first pressure cavity 4a and the second pressure cavity 4b, the two pressure cavities are respectively charged and discharged, the sliding pad 5 can be controlled to slide in the annular cavity, a protrusion 7 is arranged on one side of the sliding pad 5, which is abutted against the flexible sealing pad 6, one part of the flexible sealing pad 6 is pushed out of the annular cavity, the sliding pad 6 is in the outer direction, the flexible sealing pad 6 is provided with a movable block 8, the movable block 8 is arranged on the outer side of the sliding pad 8, and the movable seat 8 is fixedly connected with the movable seat 8 through the movable groove 9, and the movable seat 9 is always movably matched with the movable seat 2.
In order to reduce the smoothness of the sliding block 5 and the movable block 8 when the sliding block 5 and the movable block 8 are attached to the flexible sealing pad, the protrusion 7 and the groove 9 are of arc structures, the sliding block 5 is provided with a first rolling element 10 which is in abutting fit with the flexible sealing pad 6, the first rolling element 10 is arranged on the protrusion 7, the movable block 8 is provided with a second rolling element 11 which is in abutting fit with the flexible sealing pad 6, and the second rolling elements 11 are arranged at two ends of the groove 9, so that the liquid storage cavity seat 2 is continuous and stable when rotating, obvious shock is not generated to influence the adjusting precision, and meanwhile, when a patient moves with a large limb, the catheter can be ensured to extend and contract along with the body position through the internal structure, so that the displacement or the ectopic occurrence of the catheter is avoided.
As a preferred embodiment of the invention, a liquid can also be used as a pressure source inside the first pressure chamber 4a and the second pressure chamber 4 b.
As a preferred scheme of the invention, the two ends of the annular track 4 are provided with the air filling and discharging holes connected with the annular cavity, the port body 1 is provided with the operation through holes corresponding to the air filling and discharging holes, the air filling and discharging holes are provided with the needled self-sealing film 12, the needled self-sealing film 12 can be an elastic rubber film or a silica gel film, the air filling and discharging mechanism is an injector with a needle head, when the air filling and discharging is needed, the needle head of the injector is inserted, the needled self-sealing film 12 can be self-sealed when the needle head is pulled out to prevent air leakage, and the structure of the self-adaptive transfusion port can be smaller and lighter because the air filling and discharging mechanism is an external structure.
As a preferred solution of the present invention, the port body 1 includes an upper port body cover 13 and a lower port body seat 14, the upper port body cover 13 and the lower port body seat 14 are fastened and connected, a conduit buckle 15 is further connected between the upper port body cover 13 and the lower port body seat 14, a conduit guiding opening is provided on the conduit buckle 15, the conduit 3 passes through the conduit buckle 15, and the conduit buckle 15 plays a guiding role on the conduit 3.
As a preferred embodiment of the present invention, in order to reduce the resistance of the liquid storage cavity seat 2 during rotation and to increase the sensitivity during rotation, the top of the liquid storage cavity seat 2 is connected to the upper port body cover 13 through an upper bearing 16, and the bottom of the liquid storage cavity seat 2 is connected to the lower port body seat 14 through a lower bearing 17.
The invention and its embodiments have been described above by way of illustration and not limitation, and the invention is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present invention.
Claims (8)
1. An adaptive transfusion harbor, characterized in that: including the harbour body and stock solution chamber seat, the stock solution chamber seat rotate connect in the harbour is internal, be connected with the pipe on the stock solution chamber seat, the one end of pipe stretches out to the harbour is external, the pipe is in the harbour is internal around stock solution chamber seat sets up, still including being used for control stock solution chamber seat pivoted regulation structure.
2. The adaptive transfusion harbor of claim 1, wherein: the adjusting structure comprises an annular track, the liquid storage cavity seat and the annular track are arranged on the same axis in the liquid storage cavity seat, a sliding block is arranged on the annular track, and the sliding block is connected with the liquid storage cavity seat.
3. The adaptive transfusion harbor of claim 2, wherein: the inside inclosed annular cavity that has of annular track, an annular track's lateral wall is flexible sealed pad, the slider slide set up in the annular cavity, with annular cavity separates into first pressure chamber and second pressure chamber, adjust the structure still include with first pressure chamber with second pressure chamber complex fills the gassing mechanism, on the slider with one side of flexible sealed pad butt is equipped with the arch, flexible sealed pad's the outside is equipped with the movable block, be equipped with on the movable block with protruding complex recess, the movable block connect in on the stock solution chamber seat.
4. An adaptive transfusion harbor according to claim 3, wherein: the protrusions and the grooves are arc-shaped structures.
5. An adaptive transfusion harbor according to claim 3, wherein: the sliding block is provided with a first rolling element in butt fit with the flexible sealing gasket, and the movable block is provided with a second rolling element in butt fit with the flexible sealing gasket.
6. An adaptive transfusion harbor according to any one of claims 3-5, wherein: the two ends of the annular track are provided with air filling and discharging holes connected with the annular cavity, and the air filling and discharging holes are provided with needling self-sealing films.
7. An adaptive transfusion harbor according to any one of claims 1 to 5, wherein: the port body comprises an upper port body cover and a lower port body seat which are connected in a combined mode, a conduit buckle is further connected between the upper port body cover and the lower port body seat, and the conduit penetrates through the conduit buckle.
8. The adaptive transfusion harbor of claim 7, wherein: the top of the liquid storage cavity seat is connected to the upper port body cover through an upper bearing, and the bottom of the liquid storage cavity seat is connected to the lower port body seat through a lower bearing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410318285.7A CN117899301B (en) | 2024-03-20 | 2024-03-20 | Self-adaptive transfusion port |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410318285.7A CN117899301B (en) | 2024-03-20 | 2024-03-20 | Self-adaptive transfusion port |
Publications (2)
Publication Number | Publication Date |
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CN117899301A true CN117899301A (en) | 2024-04-19 |
CN117899301B CN117899301B (en) | 2024-06-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202410318285.7A Active CN117899301B (en) | 2024-03-20 | 2024-03-20 | Self-adaptive transfusion port |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030122021A1 (en) * | 2001-12-28 | 2003-07-03 | Mcconnell Susan | Variable length flexible conduit feeder |
WO2008074039A1 (en) * | 2006-12-20 | 2008-06-26 | Ami Agency For Medical Innovations Gmbh | Infusion port with windable tube |
US20200353214A1 (en) * | 2018-02-07 | 2020-11-12 | Terumo Kabushiki Kaisha | Medical assistance device |
CN117224775A (en) * | 2023-11-01 | 2023-12-15 | 北华大学 | Intelligent insulin pump through applying fixed pipe |
-
2024
- 2024-03-20 CN CN202410318285.7A patent/CN117899301B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030122021A1 (en) * | 2001-12-28 | 2003-07-03 | Mcconnell Susan | Variable length flexible conduit feeder |
WO2008074039A1 (en) * | 2006-12-20 | 2008-06-26 | Ami Agency For Medical Innovations Gmbh | Infusion port with windable tube |
US20200353214A1 (en) * | 2018-02-07 | 2020-11-12 | Terumo Kabushiki Kaisha | Medical assistance device |
CN117224775A (en) * | 2023-11-01 | 2023-12-15 | 北华大学 | Intelligent insulin pump through applying fixed pipe |
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Publication number | Publication date |
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CN117899301B (en) | 2024-06-04 |
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