CN109045463A - A kind of medical infusion crossover sub - Google Patents
A kind of medical infusion crossover sub Download PDFInfo
- Publication number
- CN109045463A CN109045463A CN201811241471.6A CN201811241471A CN109045463A CN 109045463 A CN109045463 A CN 109045463A CN 201811241471 A CN201811241471 A CN 201811241471A CN 109045463 A CN109045463 A CN 109045463A
- Authority
- CN
- China
- Prior art keywords
- infusion
- liquid
- inner shaft
- hole
- infusion hole
- 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.)
- Pending
Links
- 238000001802 infusion Methods 0.000 title claims abstract description 154
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims description 86
- 238000001125 extrusion Methods 0.000 claims description 2
- 230000036772 blood pressure Effects 0.000 abstract description 9
- 239000002550 vasoactive agent Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 230000002227 vasoactive effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 11
- 230000010412 perfusion Effects 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 208000002173 dizziness Diseases 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 230000002490 cerebral effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010008111 Cerebral haemorrhage Diseases 0.000 description 1
- 206010013082 Discomfort Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- 208000001953 Hypotension Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000001631 hypertensive effect Effects 0.000 description 1
- 230000036543 hypotension Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/105—Multi-channel connectors or couplings, e.g. for connecting multi-lumen tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/1055—Rotating or swivel joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M2005/1401—Functional features
- A61M2005/1402—Priming
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of medical infusion crossover sub includes inner shaft and is sheathed on the shell and sealing device at inner shaft both ends respectively, and the inner shaft can opposite shell rotation；The beneficial effects of the present invention are: the present invention realizes that vasoactive drug infusion dosage zero changes, there is no the variation of vasoactive pharmaceutical quantities, patient is not in that blood pressure increases or reduce suddenly situation, is palliated the agonizing sufferings for patient, and the related generation of severe complication and the incidence of change of illness state are reduced.For medical staff, reduce the alarm of the patient monitor of row invasive monitoring of blood pressure, reduce the labor intensity of medical staff, reduces the erroneous judgement of the state of an illness.
Description
Technical field
The present invention relates to medical medical fields, and in particular to a kind of medical infusion crossover sub.
Background technique
Infusion crossover sub belongs to a kind of medical instrument of venous transfusion, is similar to the auxiliary such as Medical tee joint, positive pressure connector
Infusion device.When medical staff is to be infused using Double-laparoscope central venous catheter patient, according to 2016 editions U.S., " infusion is controlled
Treat practice standard " in regulation about washing pipe and tube sealing, when continuous transfusion, every 12h washing pipe 1 time.It needs to two-chamber central vein
Conduit periodically carries out rushing tube sealing, rushes tube sealing process for the patient of application vasoactive drug, will cause the vasoactive drug short time
It is interior largely to enter in patient body, cause Heart Rate, blood pressure that biggish fluctuation occurs, washing pipe will appear blood pressure again later and decline
Journey, blood pressure increases suddenly not only can make patient the discomforts such as hypertensive cerebral dizziness occur, there may be cerebral hemorrhage etc. is serious simultaneously
Disease is sent out, blood pressure decline will lead to patient and the hypotensions cerebral hyoperfusion performance such as dizzy, faintness occurs.
Summary of the invention
That designs the purpose of the present invention is to solve the above problem a kind of can prevent using vasoactive drug patient
Generated when Double-laparoscope central venous catheter washing pipe a large amount of vasoactive drug moments enter in patient body cause blood pressure suddenly raised
Infusion crossover sub.
A kind of medical infusion crossover sub includes inner shaft and is sheathed on the shell and sealing device at inner shaft both ends respectively,
The inner shaft can opposite shell rotation.
A kind of above-mentioned medical infusion crossover sub, the inner shaft include inner shaft rotating handle, the first infusion pipeline, the second infusion
Pipeline, the first liquid in infusion hole, the second liquid in infusion hole, inner shaft fixing groove, the inner shaft rotating handle head end is in a circular table shape,
Tail end is knob shape, and first liquid in infusion hole and the second liquid in infusion hole are located inside inner shaft rotating handle, and first
Liquid in infusion hole is arranged in parallel with the second liquid in infusion hole, and first infusion pipeline and the second infusion pipeline are respectively with
One liquid in infusion hole is connected with the second liquid in infusion hole, and the inner shaft fixing groove is set to inner shaft rotating handle centriciput, circle
At platform bottom.
A kind of above-mentioned medical infusion crossover sub, the shell include shell rotating handle, third infusion pipeline, the 4th infusion
Pipeline, third liquid in infusion hole, the 4th liquid in infusion hole, the shell rotating handle head end is housing shape, tail end is knob
Shape, third liquid in infusion hole and the 4th liquid in infusion hole are located inside shell rotating handle tail end, and third perfusion tube
Medical fluid hole is arranged in parallel with the 4th liquid in infusion hole, and the third infusion pipeline and the 4th infusion pipeline are infused with third respectively
Pipe medical fluid hole is connected with the 4th liquid in infusion hole, and the shell rotating handle head end lateral wall is equipped with back-off, the shell rotation
It is equipped with protrusion in the inner sidewall of button end, can be interlocked with inner shaft fixing groove.
A kind of above-mentioned medical infusion crossover sub, the sealing device include sealing cover, spring, on the sealing cover top cover
Equipped with circular hole, being penetrated for inner shaft rotating handle, the spring is set in sealing cover cavity, it is placed between sealing cover and inner shaft,
The sealing cover bottom end is open, and bottom end inner wall is equipped with back-off, can be interlocked with the back-off of shell rotating handle head end lateral wall.
A kind of above-mentioned medical infusion crossover sub, first infusion pipeline, the second infusion pipeline can be separately connected two
Road liquid.
A kind of above-mentioned medical infusion crossover sub, the third infusion pipeline, the 4th infusion pipeline can be separately connected two
A filter or Double-laparoscope central venous catheter.
A kind of above-mentioned medical infusion crossover sub, the inner shaft fixing groove, back-off, protrusion can be dotted, strip, ring
Shape.
When a kind of above-mentioned medical infusion crossover sub, the inner shaft rotating handle and shell rotating handle are in 0 ° of angle, the first infusion
Pipe medical fluid hole is connect with third liquid in infusion hole, and the second liquid in infusion hole is connect with the 4th liquid in infusion hole.
When a kind of above-mentioned medical infusion crossover sub, the inner shaft rotating handle and shell rotating handle are in 90 ° of angles, the first infusion
Pipe medical fluid hole is not connect with third liquid in infusion hole or the 4th liquid in infusion hole, the second liquid in infusion hole not with third
Liquid in infusion hole or the connection of the 4th liquid in infusion hole.
When a kind of above-mentioned medical infusion crossover sub, the inner shaft rotating handle and shell rotating handle are in 180 ° of angles, first is defeated
Liquid pipe medical fluid hole is connect with the 4th liquid in infusion hole, and the second liquid in infusion hole is connect with third liquid in infusion hole.
A kind of above-mentioned medical infusion crossover sub, the inner shaft inclined-plane and shell inclined-plane, interior axial section and shell section phase
Mutually squeeze sealing against each other between realizing liquid in infusion hole.
The beneficial effects of the present invention are: the infusion crossover sub that the present invention obtains by above-mentioned design, living for application blood vessel
Property medicine patient Double-laparoscope central venous catheter washing pipe when, realize vasoactive drug infusion dosage zero change, without vasoactive drug
The variation of dosage, patient are not in that blood pressure increases or reduce suddenly situation, are palliated the agonizing sufferings for patient, and it is serious simultaneously to reduce correlation
Send out the generation of disease and the incidence of change of illness state.For medical staff, reduce the patient monitor of row invasive monitoring of blood pressure
Alarm, reduces the labor intensity of medical staff, reduces the erroneous judgement of the state of an illness.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is cross-sectional view of the present invention；
Fig. 3 is inner shaft structural schematic diagram of the present invention；
Fig. 4 is inner shaft cross-sectional view of the present invention；
Fig. 5 is shell mechanism schematic diagram of the present invention；
Fig. 6 is cut-away view of outer cover of the present invention；
Fig. 7 is sealing device cross-sectional view of the present invention；
Fig. 8 is explosive view of the present invention.
Specific embodiment
The present invention is further elaborated with reference to the accompanying drawing:
As shown in Figs. 1-2, a kind of medical infusion crossover sub includes inner shaft 1 and is sheathed on the shell 2 at 1 both ends of inner shaft respectively
With sealing device 3, the inner shaft 1 can the rotation of opposite shell 2；
The inner shaft 1 as described in Fig. 3-4 includes inner shaft rotating handle 4, the first infusion pipeline 5, the second infusion pipeline 6, the first perfusion tube medicine
Fluid apertures 7, the second liquid in infusion hole 8, inner shaft fixing groove 9,4 head end of inner shaft rotating handle is in a circular table shape, and tail end is knob shape,
First liquid in infusion hole 7 and the second liquid in infusion hole 8 are located inside inner shaft rotating handle 4, and the first liquid in infusion
Hole 7 is arranged in parallel with the second liquid in infusion hole 8, and first infusion pipeline 4 and the second infusion pipeline 5 are infused with first respectively
Pipe medical fluid hole 7 and the connection of the second liquid in infusion hole 8, the inner shaft fixing groove 9 are set to 4 centriciput of inner shaft rotating handle, rotary table
At bottom；
The shell 2 as described in Fig. 5-6 includes shell rotating handle 10, third infusion pipeline 11, the 4th infusion pipeline 12, third perfusion tube
Medical fluid hole 13, the 4th liquid in infusion hole 14,10 head end of shell rotating handle is housing shape, tail end is knob shape, described
Three liquid in infusion holes 13 and the 4th liquid in infusion hole 14 are located inside 10 tail end of shell rotating handle, and third liquid in infusion
Hole 13 is arranged in parallel with the 4th liquid in infusion hole 14, and the third infusion pipeline 11 and the 4th infusion pipeline 12 are respectively and third
Liquid in infusion hole 13 and the connection of the 4th liquid in infusion hole 14, the 10 head end lateral wall of shell rotating handle are equipped with back-off 15,
It is equipped with protrusion 16 in the 10 head end inner sidewall of shell rotating handle, can be interlocked with inner shaft fixing groove 9；
The sealing device 3 as described in Fig. 7-8 includes sealing cover 17, spring 18, and 17 top cover of sealing cover is equipped with circular hole 19, for
Inner shaft rotating handle 4 penetrates, and the spring 18 is set to intracavitary in sealing cover 17, is placed between sealing cover 17 and inner shaft 1, described close
It is open to cover 17 bottom ends, bottom end inner wall is equipped with back-off 20, can be interlocked with the back-off 15 of 10 head end lateral wall of shell rotating handle.
First infusion pipeline 5, the second infusion pipeline 6 can be separately connected two-way liquid.
The third infusion pipeline 11, the 4th infusion pipeline 12 can be separately connected two filters or two-chamber center
Ductus venosus.
The inner shaft fixing groove 9, back-off 15, protrusion 16 can be dotted, strip, ring-type.
When the inner shaft rotating handle 4 is in 0 ° of angle with shell rotating handle 10, the first liquid in infusion hole 7 and third perfusion tube medicine
Fluid apertures 13 connects, and the second liquid in infusion hole 8 is connect with the 4th liquid in infusion hole 14.
When the inner shaft rotating handle 4 is in 90 ° of angles with shell rotating handle 10, the first liquid in infusion hole 7 is not infused with third
Pipe medical fluid hole 13 or the 4th liquid in infusion hole 14 connection, the second liquid in infusion hole 8 not with third liquid in infusion hole 13
Or the 4th liquid in infusion hole 14 connect.
When the inner shaft rotating handle 4 is in 180 ° of angles with shell rotating handle 10, the first liquid in infusion hole 7 and the 4th perfusion tube
Medical fluid hole 14 connects, and the second liquid in infusion hole 8 is connect with third liquid in infusion hole 13.
Liquid in infusion hole is realized on 1 inclined-plane of inner shaft and 2 inclined-plane of shell, 1 section of inner shaft and 2 section mutual extrusion of shell
Between seal against each other.
The above is a preferred embodiment of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, it is noted that for those skilled in the art, modify or wait to technical solution of the present invention
With replacement, without departure from the protection scope of technical solution of the present invention.
Claims (11)
1. a kind of medical infusion crossover sub, it is characterised in that include inner shaft and be sheathed on respectively the shell at inner shaft both ends with it is close
Seal apparatus, the inner shaft can opposite shell rotations.
2. a kind of medical infusion crossover sub according to claim 1, it is characterised in that the inner shaft includes inner shaft rotation
Handle, the first infusion pipeline, the second infusion pipeline, the first liquid in infusion hole, the second liquid in infusion hole, inner shaft fixing groove, institute
It is in a circular table shape to state inner shaft rotating handle head end, tail end is knob shape, first liquid in infusion hole and the second liquid in infusion hole
Inside inner shaft rotating handle, and the first liquid in infusion hole is arranged in parallel with the second liquid in infusion hole, first infusion
Pipeline and the second infusion pipeline are connected with the first liquid in infusion hole with the second liquid in infusion hole respectively, the inner shaft fixing groove
It is set to inner shaft rotating handle centriciput, at rotary table bottom.
3. a kind of medical infusion crossover sub according to claim 1, it is characterised in that the shell includes shell rotation
Handle, third infusion pipeline, the 4th infusion pipeline, third liquid in infusion hole, the 4th liquid in infusion hole, the shell rotating handle
Head end is housing shape, tail end is knob shape, and third liquid in infusion hole and the 4th liquid in infusion hole are located at shell rotation
Inside handle tail end, and third liquid in infusion hole is arranged in parallel with the 4th liquid in infusion hole, the third infusion pipeline and
Four infusion pipelines are connected with third liquid in infusion hole with the 4th liquid in infusion hole respectively, on the outside of the shell rotating handle head end
Wall is equipped with back-off, is equipped with protrusion in the shell rotating handle head end inner sidewall, can be interlocked with inner shaft fixing groove.
4. a kind of medical infusion crossover sub according to claim 1, it is characterised in that the sealing device includes sealing
Lid, spring, the sealing cover top cover are equipped with circular hole, penetrate for inner shaft rotating handle, the spring is set to sealing cover cavity
It is interior, it is placed between sealing cover and inner shaft, the sealing cover bottom end is open, and bottom end inner wall is equipped with back-off, can rotate button with shell
The back-off of end lateral wall is interlocked.
5. a kind of medical infusion crossover sub according to claim 2, it is characterised in that first infusion pipeline, second
Infusion pipeline can be separately connected two-way liquid.
6. a kind of medical infusion crossover sub according to claim 3, it is characterised in that the third infusion pipeline, the 4th
Infusion pipeline can be separately connected two filters or Double-laparoscope central venous catheter.
7. a kind of medical infusion crossover sub according to claim 2, it is characterised in that the inner shaft fixing groove, back-off,
Protrusion can be dotted, strip, ring-type.
8. a kind of medical infusion crossover sub according to claim 2 or 3, it is characterised in that the inner shaft rotating handle and outer
When shell rotating handle is in 0 ° of angle, the first liquid in infusion hole is connect with third liquid in infusion hole, the second liquid in infusion hole and the
The connection of four liquid in infusion holes.
9. a kind of medical infusion crossover sub according to claim 2 or 3, it is characterised in that the inner shaft rotating handle and outer
When shell rotating handle is in 90 ° of angles, the first liquid in infusion hole does not connect with third liquid in infusion hole or the 4th liquid in infusion hole
It connects, the second liquid in infusion hole is not connect with third liquid in infusion hole or the 4th liquid in infusion hole.
10. a kind of medical infusion crossover sub according to claim 2 or 3, it is characterised in that the inner shaft rotating handle with
When shell rotating handle is in 180 ° of angles, the first liquid in infusion hole is connect with the 4th liquid in infusion hole, the second liquid in infusion hole
It is connect with third liquid in infusion hole.
11. a kind of medical infusion crossover sub according to claim 2 or 3, it is characterised in that the inner shaft inclined-plane and outer
Sealing against each other between shell inclined-plane, interior axial section and shell section mutual extrusion realization liquid in infusion hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241471.6A CN109045463A (en) | 2018-10-24 | 2018-10-24 | A kind of medical infusion crossover sub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241471.6A CN109045463A (en) | 2018-10-24 | 2018-10-24 | A kind of medical infusion crossover sub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109045463A true CN109045463A (en) | 2018-12-21 |
Family
ID=64764398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811241471.6A Pending CN109045463A (en) | 2018-10-24 | 2018-10-24 | A kind of medical infusion crossover sub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109045463A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11342209A (en) * | 1998-06-03 | 1999-12-14 | Nippon Sherwood Medical Industries Ltd | Medical stop cock |
| CN103127576A (en) * | 2013-02-08 | 2013-06-05 | 郑运婷 | Multi-bottle infusion device |
| CN104548257A (en) * | 2015-01-29 | 2015-04-29 | 李志文 | Internal-rotation type rotary liquid change device |
| CN104548256A (en) * | 2015-01-29 | 2015-04-29 | 李志文 | Outward-turning rotating liquid changer |
| WO2015154301A1 (en) * | 2014-04-11 | 2015-10-15 | 福建省百仕韦医用高分子股份有限公司 | Medical switch connector |
| CN204995892U (en) * | 2015-04-23 | 2016-01-27 | 李志文 | Rotatory liquid ware that trades |
| KR20170014643A (en) * | 2015-07-30 | 2017-02-08 | (주)윤덕씨앤피 | A multi cock for liquid chemical injection |
| CN207708270U (en) * | 2017-06-12 | 2018-08-10 | 河南科技大学第一附属医院 | A kind of infusion apparatus |
-
2018
- 2018-10-24 CN CN201811241471.6A patent/CN109045463A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11342209A (en) * | 1998-06-03 | 1999-12-14 | Nippon Sherwood Medical Industries Ltd | Medical stop cock |
| CN103127576A (en) * | 2013-02-08 | 2013-06-05 | 郑运婷 | Multi-bottle infusion device |
| WO2015154301A1 (en) * | 2014-04-11 | 2015-10-15 | 福建省百仕韦医用高分子股份有限公司 | Medical switch connector |
| CN104548257A (en) * | 2015-01-29 | 2015-04-29 | 李志文 | Internal-rotation type rotary liquid change device |
| CN104548256A (en) * | 2015-01-29 | 2015-04-29 | 李志文 | Outward-turning rotating liquid changer |
| CN204995892U (en) * | 2015-04-23 | 2016-01-27 | 李志文 | Rotatory liquid ware that trades |
| KR20170014643A (en) * | 2015-07-30 | 2017-02-08 | (주)윤덕씨앤피 | A multi cock for liquid chemical injection |
| CN207708270U (en) * | 2017-06-12 | 2018-08-10 | 河南科技大学第一附属医院 | A kind of infusion apparatus |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181221 |