CN108310551B - Medical heat-insulating transfusion device - Google Patents
Medical heat-insulating transfusion device Download PDFInfo
- Publication number
- CN108310551B CN108310551B CN201810130480.1A CN201810130480A CN108310551B CN 108310551 B CN108310551 B CN 108310551B CN 201810130480 A CN201810130480 A CN 201810130480A CN 108310551 B CN108310551 B CN 108310551B
- Authority
- CN
- China
- Prior art keywords
- heat
- infusion
- tube
- heat preservation
- insulating
- 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.)
- Active
Links
- 238000001802 infusion Methods 0.000 claims abstract description 122
- 238000004321 preservation Methods 0.000 claims abstract description 42
- 230000002093 peripheral effect Effects 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 14
- 238000010792 warming Methods 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000009413 insulation Methods 0.000 abstract description 11
- 239000008280 blood Substances 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 15
- 238000011282 treatment Methods 0.000 description 13
- 238000005452 bending Methods 0.000 description 7
- 239000003978 infusion fluid Substances 0.000 description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 230000036760 body temperature Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 4
- 206010021113 Hypothermia Diseases 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000862 numbness Toxicity 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002356 single layer Substances 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
- 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
- A61M5/44—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 having means for cooling or heating the devices or media
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a medical heat-preservation transfusion device, which comprises: the medical heat-insulating infusion tube comprises an inner heat-insulating tube and an outer heat-insulating tube arranged outside the inner heat-insulating tube, an infusion channel is formed in an inner cavity of the inner heat-insulating tube, a plurality of reinforcing ribs are arranged on the outer peripheral surface of the inner heat-insulating tube and/or the inner peripheral surface of the outer heat-insulating tube along the extending direction of the inner heat-insulating tube, the medical heat-insulating infusion device further comprises a first connector and a second connector which are connected to two ends of the heat-insulating infusion tube, the first connector and the second connector are respectively provided with a connecting channel communicated with the infusion channel, a cavity is formed between the inner heat-insulating tube and the outer heat-insulating tube, and the first connector and the second connector are respectively used for plugging two ends of the cavity. The technical scheme of the invention effectively solves the problems that the cavities of the third heat insulation layers of the single heat insulation layer and the three heat insulation layers in the prior art have poor heat insulation effect only when the heat insulation effect is locally played, and the infusion tube is prevented from being easily bent to cause blockage or blood return under the condition of reducing the wall thickness of the heat insulation tube as much as possible.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a medical heat-preservation transfusion device.
Background
At present, in the infusion treatment process of general diseases, the temperature of the infusion liquid is as close as possible to the human body temperature, and in winter, the temperature of the infusion liquid is far lower than the human body temperature, so that patients feel uncomfortable, such as local cold, numbness, pain and other uncomfortable feeling of the infusion body, other diseases can be caused when serious diseases are caused, even shock of the patients is caused, and the infusion liquid needs to be heated. In addition, there are some treatments in the prior art that cool down the infusion fluid, such as sub-cryogenic treatments. Sub-hypothermia is a method of physically lowering the body temperature of a patient to a desired level for the purpose of treating a disease, which can protect organs from injury. To date, sub-hypothermia treatment has been applied to a variety of brain injury diseases. The classification of sub-hypothermia treatment modes is classified into extravascular and intravascular cooling methods according to the modes of body temperature induction and maintenance. The intravascular cooling method is a large amount of low-temperature liquid infusion method, and is actively applied to the treatment of the intravascular cooling method without commercial products, rapid induction cooling, no obvious complications and the like.
In summary, in the above-mentioned treatment method, the infusion liquid needs to be heated or cooled, and the treated infusion liquid needs to flow through the infusion tube before entering the human body, and because the infusion tube has no heat preservation function, the flow in the infusion tube can generate energy exchange with the outside, and the temperature changes greatly, so that the temperature of the infusion liquid input to the patient cannot be accurately controlled. Particularly in the sub-low temperature treatment, the temperature level has a great influence on the treatment effect. Therefore, there is an urgent need for an efficient and convenient heat-preserving infusion tube.
Aiming at the problems, the prior art mainly comprises the following two schemes:
the first solution is to add a single insulating layer to the infusion tube, specifically, in patent document CN201061654Y, which discloses the following: the heat-preserving infusion tube comprises an infusion hose and a heat-preserving heat-insulating layer arranged outside the infusion hose, wherein the heat-preserving heat-insulating layer is a single layer, and the heat-preserving effect is poor.
The second solution is to add three heat-insulating layers to the infusion tube, specifically, in patent document CN 203943954U, it discloses the following: the medical heat-preserving infusion tube comprises an infusion catheter arranged outside a heat-preserving liquid feeding chamber, a heat-preserving layer is arranged on the infusion catheter and comprises a first heat-preserving layer, a second heat-preserving layer and a third heat-preserving layer, the first heat-preserving layer is positioned on the outer layer of the infusion catheter, the second heat-preserving layer is positioned on the outer layer of the first heat-preserving layer, and the third heat-preserving layer is positioned on the outer layer of the second heat-preserving layer; the third heat-insulating layer can freely slide on the second heat-insulating layer; the middle part of the third heat preservation layer is provided with a cavity. The heat-insulating structure is complex, the third heat-insulating layer is a movable local heat-insulating layer, a cavity is formed in the middle of the third heat-insulating layer, and the cavity can only locally act, so that the heat-insulating effect is poor.
Disclosure of Invention
The invention mainly aims to provide a medical heat-insulating transfusion device, which solves the problems that in the prior art, the heat-insulating effect is poor and a transfusion tube is easy to bend to cause tube blockage or blood return due to the fact that the cavities of a third heat-insulating layer of a single heat-insulating layer and a three heat-insulating layer only have a heat-insulating effect locally.
In order to achieve the above object, the present invention provides a medical heat preservation transfusion device, comprising: the medical heat-insulating infusion tube comprises an inner heat-insulating tube and an outer heat-insulating tube arranged outside the inner heat-insulating tube, an infusion channel is formed in an inner cavity of the inner heat-insulating tube, a plurality of reinforcing ribs are arranged on the outer peripheral surface of the inner heat-insulating tube and/or the inner peripheral surface of the outer heat-insulating tube along the extending direction of the inner heat-insulating tube, the medical heat-insulating infusion device further comprises a first connector and a second connector which are connected to two ends of the heat-insulating infusion tube, the first connector and the second connector are respectively provided with a connecting channel communicated with the infusion channel, a cavity is formed between the inner heat-insulating tube and the outer heat-insulating tube, and the first connector and the second connector are respectively used for plugging two ends of the cavity.
Further, a plurality of strengthening ribs are evenly distributed along the circumference of the heat preservation infusion tube.
Further, one ends of the first joint and the second joint, which are close to the heat-preserving infusion tube, are respectively provided with annular grooves which extend inwards and are used for installing the inner heat-preserving tube and the outer heat-preserving tube, and the annular grooves are positioned outside the connecting channel.
Further, be equipped with in the annular groove and be annular baffle to separate into first annular groove and second annular groove with the annular groove, the second annular groove is located the outside of first annular groove, and the end connection of interior insulating tube is in first annular groove, and the end connection of outer insulating tube is in second annular groove.
Further, the annular groove is provided with one, the inner heat preservation pipe is connected to the inner peripheral wall of the annular groove, and the outer heat preservation pipe is connected to the outer peripheral wall of the annular groove.
Further, the medical heat-preservation transfusion device also comprises a first needle connected to the first connector, and the first needle is used for inputting liquid into a human body.
Further, the first needle is connected with the first joint through threads or welding or bonding.
Further, the medical heat-preserving transfusion device also comprises a second needle head used for being connected with the transfusion bottle and a transfusion tube connected between the second joint and the second needle head, and the transfusion tube is positioned in the heat-preserving liquid feeding chamber.
Further, the infusion tube is connected with the second joint through threads or welding or bonding.
The technical scheme of the invention has the following advantages: the heat-preserving infusion tube comprises an inner heat-preserving tube and an outer heat-preserving tube arranged outside the inner heat-preserving tube, the two ends of the heat-preserving infusion tube are respectively connected with a first joint and a second joint, a cavity is formed between the inner heat-preserving tube and the outer heat-preserving tube, the first joint and the second joint are respectively used for sealing the two ends of the cavity, so that the heat-preserving infusion tube with the cavity between the first joint and the second joint plays a heat-preserving role, the heat-preserving performance of the heat-preserving tube is enhanced, and the heat-preserving effect is good. The outer peripheral surface of the inner heat preservation pipe and/or the inner peripheral surface of the outer heat preservation pipe are provided with a plurality of reinforcing ribs along the extending direction of the inner heat preservation pipe, so that the wall thickness of the heat preservation pipe is reduced as much as possible, and the problems of blockage and blood return caused by bending of the heat preservation pipe are prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. In the drawings:
FIG. 1 shows a schematic front view of a first embodiment of a medical warming infusion device according to the present invention;
FIG. 2 shows a schematic partial cross-sectional view of the medical warming infusion device of FIG. 1;
FIG. 3 shows a schematic longitudinal cross-sectional view of a warming infusion tube of the medical warming infusion device of FIG. 1;
FIG. 4 shows a schematic cross-sectional view of the insulated infusion tube of FIG. 3;
FIG. 5 shows a schematic longitudinal cross-sectional view of a first connector of the medical warming infusion device of FIG. 1;
fig. 6 shows a schematic longitudinal sectional view of a second connector of the medical warming infusion device of fig. 1.
FIG. 7 is a schematic cross-sectional view of a thermal infusion tube of a second embodiment of a medical thermal infusion device in accordance with the invention;
FIG. 8 shows a schematic longitudinal cross-sectional view of a first connector of the medical warming infusion device of FIG. 7;
fig. 9 shows a schematic longitudinal sectional view of a second connector of the medical warming infusion device of fig. 7.
Wherein, the reference numerals in the drawings are as follows:
10. a heat-preserving infusion tube; 11. an inner insulating tube; 111. an infusion channel; 112. reinforcing ribs; 12. an outer insulating tube; 20. a first joint; 21. a connection channel; 22. an annular groove; 221. a first annular groove; 222. a second annular groove; 23. a partition plate; 30. a second joint; 40. a first needle; 50. a second needle; 60. an infusion tube.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1 to 3, the medical heat-preserving infusion device of the present embodiment includes: the medical heat-preserving infusion tube 10, the medical heat-preserving infusion device further comprises a first connector 20 and a second connector 30 which are connected with two ends of the heat-preserving infusion tube 10, the heat-preserving infusion tube 10 comprises an inner heat-preserving tube 11 and an outer heat-preserving tube 12 which is arranged outside the inner heat-preserving tube 11, an infusion channel 111 is formed in an inner cavity of the inner heat-preserving tube 11, the first connector 20 and the second connector 30 are respectively provided with a connecting channel 21 which is communicated with the infusion channel 111, a cavity is formed between the inner heat-preserving tube 11 and the outer heat-preserving tube 12, and the two ends of the cavity are respectively plugged by the first connector 20 and the second connector 30.
The medical heat-insulating infusion device of the embodiment is applied, the heat-insulating infusion tube 10 comprises an inner heat-insulating tube 11 and an outer heat-insulating tube 12 arranged outside the inner heat-insulating tube 11, two ends of the heat-insulating infusion tube 10 are respectively connected with a first joint 20 and a second joint 30, a cavity is formed between the inner heat-insulating tube 11 and the outer heat-insulating tube 12, and the first joint and the second joint respectively block two ends of the cavity, so that the heat-insulating infusion tube with the cavity between the first joint and the second joint has a heat-insulating effect, the heat-insulating performance of the heat-insulating tube is enhanced, and the heat-insulating effect is good. In addition, the structure strengthens the heat insulation performance of the heat insulation infusion tube by utilizing the principle that the air heat conduction effect is poor, solves the problem that the temperature is deviated due to the fact that the common infusion tube is easy to exchange energy with the external environment in the liquid input process, and ensures that the temperature of the infused liquid is more accurate.
In the present embodiment, the ends of the first connector 20 and the second connector 30 near the heat-preserving infusion tube 10 are respectively provided with annular grooves 22 extending inward for mounting the inner heat-preserving tube 11 and the outer heat-preserving tube 12, and the annular grooves 22 are located outside the connecting passage 21. The annular groove 22 is convenient for installing the inner heat preservation pipe 11 and the outer heat preservation pipe 12, so that the connection of the heat preservation infusion pipe is more convenient, efficient and reliable, and the production and assembly process is simple and rapid.
In the present embodiment, as shown in fig. 5 and 6, the annular groove 22 is provided with one, the inner insulating pipe 11 is attached to the inner peripheral wall of the annular groove 22, and the outer insulating pipe 12 is attached to the outer peripheral wall of the annular groove 22. The joint is convenient to process, and the processing difficulty is reduced. Specifically, the inner insulating tube 11 is adhered to the inner peripheral wall of the annular groove 22, and the outer insulating tube 12 is adhered to the outer peripheral wall of the annular groove 22. The inner heat preservation pipe 11 and the outer heat preservation pipe 12 are directly inserted into the grooves in the joints for bonding, the connection is simple, flexible, convenient and quick, no additional treatment is needed, and the requirements on workers are low. Of course, the inner insulating pipe 11 and the outer insulating pipe 12 may be connected to the joint by welding or other means.
In the present embodiment, as shown in fig. 4, a plurality of reinforcing ribs 112 are provided on the outer peripheral surface of the inner insulating pipe 11 in the extending direction thereof. The reinforcing ribs 112 not only increase the strength of the infusion tube, but also improve the bending resistance of the infusion tube, and reduce the blocking or blood return phenomenon of the heat-preserving infusion tube caused by bending in the infusion process. Specifically, the plurality of reinforcing ribs 112 are uniformly distributed along the circumferential direction of the inner insulating pipe 11. Preferably, the number of the reinforcing ribs 112 is 4 to 8. Of course, the number of the reinforcing ribs is not limited thereto. The inner heat-insulating pipe 11 and the outer heat-insulating pipe 12 are made of heat-insulating materials with good flexibility, the deformation capacity of the pipe body is increased by means of the characteristics of the materials and the thinner pipe wall, and the heat insulation purpose is achieved by means of the heat insulation of the two heat-insulating pipes and the function of the cavity.
In this embodiment, the medical warming infusion device further includes a first needle 40 connected to the first connector 20, the first needle 40 being for delivering fluid into the human body. Specifically, the first needle 40 is screwed to the first connector 20, and the screwing is simple. Of course, the first needle 40 and the first connector 20 may be connected by welding or bonding, and the connector structure is shown in fig. 6.
In this embodiment, as shown in fig. 1 and 2, the medical warming infusion device further includes a second needle 50 for connection to an infusion bottle and an infusion tube 60 connected between the second connector 30 and the second needle 50, the infusion tube 60 being located in the warming fluid supply chamber. The heat preservation infusion tube is connected with the infusion bottle through the second joint 30, the infusion tube 60 and the second needle 50. The infusion tube 60 is a conventional infusion tube and does not have a heat-insulating function.
In the present embodiment, as shown in fig. 2 and 6, one end of the infusion tube 60 is connected in the connection channel 21. Specifically, one end of the infusion tube 60 is bonded in the connection channel 21. The bonding connection is firmer, and the liquid leakage is prevented. Of course, the infusion tube 60 may be screwed or welded to a threaded second connector, the structure of which is shown in fig. 5.
In this embodiment, the connection mode of the first needle 40 and the first connector 20 is the same as the connection mode of the infusion tube 60 and the second connector 30, however, the connection mode of the first needle 40 and the first connector 20 may be different from the connection mode of the infusion tube 60 and the second connector 30, and the connection mode may be selected according to practical situations.
In this embodiment, the inner insulating tube 11 and the outer insulating tube 12 are made of medical polymer materials with heat insulation and heat preservation effects. The first connector 20 and the second connector 30 are made of heat-insulating materials, so that heat exchange is little in the infusion process, the temperature control precision is improved, and the treatment risk is reduced.
In this embodiment, when the inner insulating tube 11 and the outer insulating tube 12 are produced, the inner insulating tube 11 and the outer insulating tube 12 are directly extruded and molded, the production and molding are convenient, the complicated molding process of the corrugated tube is omitted, and the production efficiency is greatly improved.
In summary, the medical heat-preserving infusion device comprises a heat-preserving infusion tube 10 and a non-heat-preserving infusion tube 60, the heat-preserving infusion tube 10 is connected with the non-heat-preserving infusion tube 60 through a second connector 30, one end, far away from the second connector 30, of the non-heat-preserving infusion tube 60 is connected with a second needle 50 connected with an infusion bottle, one end, far away from the second connector 30, of the heat-preserving infusion tube 10 is connected with a first needle 40 through a first connector 20, and the first needle 40 is used for human body infusion. The non-heat-insulating infusion tube 60 is arranged in the heat-insulating liquid feeding chamber, the heat-insulating infusion tube 10 comprises an inner heat-insulating tube, an outer heat-insulating tube and a cavity three-layer structure formed between the inner heat-insulating tube and the outer heat-insulating tube, the heat-insulating performance of the heat-insulating infusion tube is enhanced by utilizing the principle that the air heat conduction effect is poor, the heat exchange of the whole heat-insulating infusion tube in the infusion process is less, the problem that the temperature is deviated due to the fact that the common infusion tube is easy to exchange energy with the external environment in the liquid input process is solved, the temperature of infused liquid is ensured to be more accurate, the accurate temperature control infusion of liquid medicine is realized, the temperature control precision is improved, and the treatment risk is reduced. 4-8 reinforcing ribs are arranged on the outer surface of the inner heat-insulating pipe, the strength, toughness and bending resistance of the heat-insulating infusion pipe are increased due to the design of the reinforcing ribs 112, and the blocking phenomenon of the heat-insulating infusion pipe caused by bending in the infusion process is reduced.
Example two
Fig. 7 to 9 show the structure of a second embodiment of the medical heat-preserving transfusion device, which is different from the first embodiment in the arrangement position of the reinforcing ribs and the number of the annular grooves, in the second embodiment, the annular groove 22 is internally provided with a partition plate 23 in an annular shape to divide the annular groove 22 into a first annular groove 221 and a second annular groove 222, the second annular groove 222 is positioned outside the first annular groove 221, the end part of the inner heat-preserving pipe 11 is connected in the first annular groove 221, and the end part of the outer heat-preserving pipe 12 is connected in the second annular groove 222; the outer insulating tube 12 has a plurality of ribs 112 provided on its inner peripheral surface in the extending direction. The reinforcing ribs 112 not only increase the strength of the infusion tube, but also improve the bending resistance of the infusion tube, and reduce the blocking phenomenon of the heat-insulating infusion tube caused by bending in the infusion process.
In the present embodiment, as shown in fig. 8 and 9, the inner insulating pipe 11 is connected in the first annular groove 221, and the outer insulating pipe 12 is connected in the second annular groove 222. The joint is convenient to process, and the processing difficulty is reduced. Specifically, the inner insulating tube 11 is bonded in the first annular groove 221, and the outer insulating tube 12 is bonded in the second annular groove 222. The inner heat preservation pipe 11 and the outer heat preservation pipe 12 are directly inserted into the grooves in the joints for bonding, the connection is simple, flexible, convenient and quick, no additional treatment is needed, and the requirements on workers are low. Of course, the inner insulating pipe 11 and the outer insulating pipe 12 may be connected to the joint by welding or other means.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (8)
1. A medical warming infusion device comprising: the medical heat preservation infusion tube (10), heat preservation infusion tube (10) include interior heat preservation pipe (11) and set up outer heat preservation pipe (12) outside interior heat preservation pipe (11), the inner chamber of interior heat preservation pipe (11) forms infusion passageway (111), its characterized in that, the outer peripheral face of interior heat preservation pipe (11) and/or be equipped with on the inner peripheral face of outer heat preservation pipe (12) along its extending direction a plurality of strengthening ribs (112), medical heat preservation infusion set still is including connecting first joint (20) and second joint (30) at the both ends of heat preservation infusion tube (10), first joint (20) with second joint (30) have respectively with connecting channel (21) of infusion passageway (111) intercommunication, interior heat preservation pipe (11) with form the cavity between outer heat preservation pipe (12), first joint (20) with second joint (30) are equipped with respectively the shutoff on the inner peripheral face of cavity, first joint (20) with second joint (30) are close to first joint (20) and second joint (30) are in being used for in the annular groove (22) are located in the heat preservation pipe (12) is located respectively to the annular groove (22) is connected to the outside (12).
2. The medical warming infusion device according to claim 1, wherein a plurality of the reinforcing ribs (112) are uniformly distributed along the circumferential direction of the warming infusion tube (10).
3. The medical heat preservation transfusion device according to claim 1, wherein a baffle plate (23) in a ring shape is arranged in the annular groove (22) so as to divide the annular groove (22) into a first annular groove (221) and a second annular groove (222), the second annular groove (222) is positioned outside the first annular groove (221), the end part of the inner heat preservation pipe (11) is connected in the first annular groove (221), and the end part of the outer heat preservation pipe (12) is connected in the second annular groove (222).
4. The medical heat preservation transfusion device according to claim 1, wherein the annular groove (22) is provided with one, the inner heat preservation pipe (11) is connected to the inner peripheral wall of the annular groove (22), and the outer heat preservation pipe (12) is connected to the outer peripheral wall of the annular groove (22).
5. The medical warming infusion device according to any one of claims 1 to 4, further comprising a first needle (40) connected to the first connector (20), the first needle (40) being for delivering a liquid into a human body.
6. The medical warming infusion device according to claim 5, wherein the first needle (40) is connected to the first connector (20) by threads or welding or bonding.
7. The medical warming infusion device according to any one of claims 1 to 4, further comprising a second needle (50) for connection to an infusion bottle and an infusion tube (60) connected between the second connector (30) and the second needle (50), the infusion tube (60) being located in a warming fluid supply chamber.
8. The medical warming infusion device according to claim 7, wherein the infusion tube (60) and the second connector (30) are connected by threads or welding or bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810130480.1A CN108310551B (en) | 2018-02-08 | 2018-02-08 | Medical heat-insulating transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810130480.1A CN108310551B (en) | 2018-02-08 | 2018-02-08 | Medical heat-insulating transfusion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108310551A CN108310551A (en) | 2018-07-24 |
| CN108310551B true CN108310551B (en) | 2023-12-05 |
Family
ID=62903331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810130480.1A Active CN108310551B (en) | 2018-02-08 | 2018-02-08 | Medical heat-insulating transfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108310551B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112604111A (en) * | 2020-12-25 | 2021-04-06 | 北京怡和嘉业医疗科技股份有限公司 | Respiratory gas delivery pipe, nasal catheter and ventilation treatment equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT4009U1 (en) * | 1998-12-22 | 2000-12-27 | Stihler Electronic Medizintech | HEAT INSULATION OR HEAT TRANSFER BODIES FOR INFUSION HOSES |
| CN2426742Y (en) * | 2000-05-10 | 2001-04-18 | 沈子其 | Medical infusion heating device |
| CN203943954U (en) * | 2014-04-08 | 2014-11-19 | 李佳睿 | Heat preserving perfusion tube for medical purpose |
| CN204428528U (en) * | 2015-01-26 | 2015-07-01 | 青岛市市立医院 | A kind of nursing Multifunctional transfusion device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150367086A1 (en) * | 2013-01-31 | 2015-12-24 | Vygon (Société Anonyme) | Temperature controlling casing for injection tube |
-
2018
- 2018-02-08 CN CN201810130480.1A patent/CN108310551B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT4009U1 (en) * | 1998-12-22 | 2000-12-27 | Stihler Electronic Medizintech | HEAT INSULATION OR HEAT TRANSFER BODIES FOR INFUSION HOSES |
| CN2426742Y (en) * | 2000-05-10 | 2001-04-18 | 沈子其 | Medical infusion heating device |
| CN203943954U (en) * | 2014-04-08 | 2014-11-19 | 李佳睿 | Heat preserving perfusion tube for medical purpose |
| CN204428528U (en) * | 2015-01-26 | 2015-07-01 | 青岛市市立医院 | A kind of nursing Multifunctional transfusion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108310551A (en) | 2018-07-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6126684A (en) | Indwelling heat exchange catheter and method of using same | |
| JP6628317B2 (en) | Patient temperature control catheter having helical heat exchange path and method of making same | |
| EP1104273B1 (en) | Indwelling heat exchange catheter | |
| US6530946B1 (en) | Indwelling heat exchange heat pipe catheter and method of using same | |
| CN101873871A (en) | Dialysate tank comprising a heated dialysate container, corresponding dialysis system, and method | |
| CN104117128A (en) | Balloon catheter for mild hypothermia therapy | |
| WO2021143681A1 (en) | Cryoablation catheter | |
| CN108310551B (en) | Medical heat-insulating transfusion device | |
| CN210019627U (en) | Cryoablation needle | |
| CN210542727U (en) | Medical heat-insulation transfusion device | |
| CN111888084A (en) | Thermotherapy catheter for prostate cavity | |
| CN204092804U (en) | Mild hypothermia therapy foley's tube | |
| CN103394150B (en) | Thermostatic controller for medical fluid | |
| US20220233347A1 (en) | Transparent Pad | |
| CN211724197U (en) | Sectional type water constant temperature blood inlet and outlet pipe of continuous blood purification therapeutic apparatus | |
| TWI482939B (en) | Multi lumen heat exchanger | |
| CN213722848U (en) | Thermotherapy catheter for prostate cavity | |
| CN211068614U (en) | Guide catheter | |
| CN219439390U (en) | Skin heat preservation device for argon helium knife cryoablation | |
| CN211049582U (en) | Cryogenic conduit and cryogenic control system | |
| CN209378132U (en) | Hemodialysis catheter | |
| CN108211095B (en) | Catheter for intravascular sub-low temperature treatment | |
| CN203815946U (en) | External fixing device for nephropathy dialysis tube | |
| CN205948173U (en) | Five chamber medical catheter | |
| CN112972107A (en) | Cold therapy pain relieving device for radiotherapy and chemotherapy of oral mucositis |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |