CN113696385A - Artificial blood vessel heat setting device - Google Patents
Artificial blood vessel heat setting device Download PDFInfo
- Publication number
- CN113696385A CN113696385A CN202110950015.4A CN202110950015A CN113696385A CN 113696385 A CN113696385 A CN 113696385A CN 202110950015 A CN202110950015 A CN 202110950015A CN 113696385 A CN113696385 A CN 113696385A
- Authority
- CN
- China
- Prior art keywords
- artificial blood
- blood vessel
- induction heating
- heating
- temperature
- 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
- 210000004204 blood vessel Anatomy 0.000 title claims abstract description 121
- 239000002473 artificial blood Substances 0.000 title claims abstract description 120
- 238000009998 heat setting Methods 0.000 title claims abstract description 55
- 238000010438 heat treatment Methods 0.000 claims abstract description 194
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 230000009467 reduction Effects 0.000 claims abstract description 3
- 230000006698 induction Effects 0.000 claims description 68
- 230000005674 electromagnetic induction Effects 0.000 claims description 45
- 238000001514 detection method Methods 0.000 claims description 14
- 239000000523 sample Substances 0.000 claims description 12
- 239000000110 cooling liquid Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008439 repair process Effects 0.000 abstract description 2
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229920004933 Terylene® Polymers 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 229920004934 Dacron® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920000295 expanded polytetrafluoroethylene Polymers 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1616—Cooling using liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
- B29L2031/7532—Artificial members, protheses
- B29L2031/7534—Cardiovascular protheses
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- External Artificial Organs (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of artificial blood vessel repair, in particular to an artificial blood vessel heat setting device, which comprises: a heating device for heating the artificial blood vessel; the hollow sleeve rod is used for sleeving the artificial blood vessel; the heating device makes the artificial blood vessel warm up by heating the hollow loop bar in a surrounding way, and the hollow loop bar is externally connected with a cooling water pipe through pipe orifices at two ends to realize the temperature reduction of the hollow loop bar, thereby improving the heat setting work efficiency. The artificial blood vessel heat setting device can effectively solve the problem that the compactness and the compliance of the set artificial blood vessel are inconsistent due to uneven heating, and effectively improves the heat setting effect of the artificial blood vessel.
Description
Technical Field
The invention relates to the technical field of artificial blood vessel repair, in particular to an artificial blood vessel heat setting device.
Background
With the improvement of living standard of human, cardiovascular diseases become more serious, and the demand of artificial blood vessels increases year by year. At present, the artificial blood vessels mainly comprise expanded polytetrafluoroethylene artificial blood vessels, polyurethane artificial blood vessels and terylene artificial blood vessels, wherein the large-caliber blood vessels mainly comprise terylene artificial blood vessels. At present, because of the problems of fabric tissue structure and materials, the dacron artificial blood vessel has the defects of large blood seepage amount and poor compliance. Through post-treatment, the compactness of the artificial blood vessel can be increased, the pores of the fabric can be reduced, and the blood seepage amount can be reduced. The compliance of the artificial blood vessel can be increased by the texturing and shaping process, and the two post-treatment processes both need a heat shaping device. However, the heating method for the artificial blood vessel in the prior art has the defects of uneven heating, difference in overall compactness and compliance of the heat-set artificial blood vessel, and poor heat-set effect on the artificial blood vessel.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides the artificial blood vessel heat setting device which can help solve the problem that the compactness and the compliance of the set artificial blood vessel are inconsistent due to uneven heating, and effectively improve the heat setting effect of the artificial blood vessel.
The invention provides an artificial blood vessel heat setting device, which is characterized by comprising,
a heating device for heating the artificial blood vessel;
the hollow sleeve rod is used for sleeving the artificial blood vessel;
the heating device promotes the artificial blood vessel to be heated by heating the hollow loop bar in a surrounding manner, and the hollow loop bar is externally connected with a cooling water pipe through pipe orifices at two ends so as to realize the temperature sudden reduction of the hollow loop bar.
According to the artificial blood vessel heat setting device provided by the invention, the heating device comprises the electromagnetic induction heating coil, the hollow loop bar is an induction heating bar positioned in the electromagnetic induction heating coil, and the electromagnetic induction heating coil extends along the length direction of the induction heating bar and applies electromagnetic induction heating to the induction heating bar.
The artificial blood vessel heat setting device provided by the invention further comprises a lifting rod, and the electromagnetic induction heating coil is driven to movably lift through the lifting rod.
The artificial blood vessel heat setting device further comprises a fixing support, wherein V-shaped clamping grooves are formed in two opposite sides of the fixing support respectively, and two ends of the induction heating rod are clamped in the V-shaped clamping grooves respectively.
The artificial blood vessel heat setting device further comprises a constant-temperature and timing detection temperature control system, and the temperature generated by the heating device is monitored and the heating temperature and the heating time of the heating device are controlled through the constant-temperature and timing detection temperature control system.
According to the artificial blood vessel heat setting device provided by the invention, the constant-temperature timing detection temperature control system comprises a temperature control device and a temperature sensing device which are in data connection with each other, the temperature sensing device is used for monitoring the temperature data of the induction heating rod, and the temperature control device controls the current output to the electromagnetic induction heating coil according to the temperature data monitored by the temperature sensing device so as to adjust the heating temperature of the heating device.
According to the artificial blood vessel heat setting device provided by the invention, the temperature sensing device comprises a plurality of infrared temperature sensing probes which are linearly arranged, and each infrared temperature sensing probe is respectively close to and corresponds to the electromagnetic induction heating coil.
According to the artificial blood vessel heat setting device provided by the invention, the constant-temperature timing detection temperature control system further comprises a constant-temperature timing device, and the temperature generated by the heating device and the heating time duration are preset through the constant-temperature timing device.
According to the artificial blood vessel heat setting device provided by the invention, the pipe orifices at two ends of the induction heating rod are respectively provided with the threads, and the induction heating rod is detachably connected with the cooling water pipe through the threads.
The invention also provides an artificial blood vessel heat setting method, which carries out heat setting on the artificial blood vessel by utilizing the artificial blood vessel heat setting device and comprises the following steps:
s1, sleeving the artificial blood vessel on the outer wall of the induction heating rod;
s2, after the heating temperature and the heating time are preset, the electromagnetic induction heating coil is electrified, and an induction heating rod in the electromagnetic induction heating coil is promoted to heat;
s3, stopping heating after reaching the preset heating time;
s4, connecting the two ends of the induction heating rod with cooling water pipes, and continuously injecting cooling liquid into the induction heating rod to cool the artificial blood vessel sleeved on the outer wall of the induction heating rod.
The artificial blood vessel heat setting device provided by the invention can sleeve the artificial blood vessel on the outer wall of the hollow sleeve rod when in use, so that the artificial blood vessel can be fully expanded in advance, the subsequent uniform heating of the artificial blood vessel is facilitated, meanwhile, the heating device heats the artificial blood vessel by heating the hollow sleeve rod in a surrounding manner, so that the artificial blood vessel can be heated more uniformly, the problem of inconsistent compactness and compliance after setting due to nonuniform heating of the artificial blood vessel can be solved, and the hollow sleeve rod is externally connected with a cooling water pipe through pipe orifices at two ends, so that cooling liquid is injected into the hollow sleeve rod after the heating of the artificial blood vessel is finished, the temperature of the induction heating rod is reduced, and the heat setting work efficiency is accelerated. Therefore, the artificial blood vessel heat setting device provided by the invention can help to solve the problem that the compactness and the compliance of the set artificial blood vessel are inconsistent due to uneven heating, and effectively improves the heat setting effect of the artificial blood vessel.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
reference numerals:
100-a heating device; 200-hollow loop bar; 1-an electromagnetic induction heating coil; 2-induction heating rod; 3-a lifting rod; 4-fixing the bracket; 5-V type neck; 6-infrared temperature sensing probe; 7-constant temperature timing detection temperature control system; and 8-case.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The heat setting device for artificial blood vessels according to the present invention is described with reference to fig. 1, which comprises a heating device 100 and a hollow sleeve rod 200, wherein the heating device 100 is used for heating the artificial blood vessels, and the hollow sleeve rod 200 is used for sleeving the artificial blood vessels; wherein, heating device 100 makes artificial blood vessel heat up through encircleing the heating to hollow loop bar 200, and in addition, hollow loop bar 200 connects condenser tube in order to realize that hollow loop bar temperature sharply reduces through the mouth of pipe at both ends.
In this embodiment, can cup joint artificial blood vessel at hollow loop bar 200's outer wall during the use, thereby can fully strut artificial blood vessel in advance, be favorable to follow-up even heating to artificial blood vessel, simultaneously because heating device 100 makes artificial blood vessel intensification through encircleing the heating to hollow loop bar 200, the heating to artificial blood vessel can be more even, consequently, can help solving artificial blood vessel compactness after the design that leads to because of the heating is inhomogeneous, the inconsistent problem of compliance, and because hollow loop bar 200 passes through the external condenser tube of the mouth of pipe at both ends, consequently after finishing the heating to artificial blood vessel, to the inside "coolant liquid" of pouring into of hollow loop bar 200 make induction heating pole temperature sharply reduce, accelerate heat setting work efficiency. After the artificial blood vessel is subjected to heat setting, the surface compactness is increased, the pores are reduced, and the compliance is improved, so that the effects of reducing the blood seepage amount of the artificial blood vessel and improving the compliance are achieved. Therefore, the artificial blood vessel heat setting device provided by the invention can help to solve the problem that the compactness and the compliance of the set artificial blood vessel are inconsistent due to uneven heating, and effectively improves the heat setting effect of the artificial blood vessel.
As an alternative embodiment, as shown in fig. 2, the heating device 100 includes an electromagnetic induction heating coil 1, the hollow loop bar 200 is an induction heating bar 2, the induction heating bar 2 is located inside the electromagnetic induction heating coil 1, and the electromagnetic induction heating coil 1 extends along the length direction of the induction heating bar 2 and applies electromagnetic induction heating to the induction heating bar 2.
Understandably, after electrifying the electromagnetic induction heating coil 1, the electromagnetic induction heating can be carried out on the induction heating rod 2 positioned in the electromagnetic induction heating coil, the temperature is increased very fast by utilizing the electromagnetic induction heating mode, and the preset heating temperature can be reached instantly after the power supply is turned on, so that the uniform heating of each part of the artificial blood vessel can be ensured more effectively.
Specifically, the induction heating rod 2 is made of metal and has a diameter of 6mm-32 mm.
Specifically, the device further comprises a chassis 8, and a plurality of mounting slots (not shown) are formed on the top of the chassis 8.
As an optional specific solution of this embodiment, as shown in fig. 2, the electromagnetic induction heating coil 1 further includes a lifting rod 3, a lower end of the lifting rod 3 is movably fitted in the mounting groove of the chassis 8, and the electromagnetic induction heating coil 1 is driven to movably lift by the lifting rod 3.
Understandably, when the artificial blood vessel is sleeved by the induction heating rod 2 as required and the artificial blood vessel is disassembled, or when the induction heating rod 2 with different diameters is required to be replaced, the induction heating rod 2 and the artificial blood vessel can be ensured to be always positioned in the middle of the electromagnetic induction heating coil 1 by movably adjusting the position of the electromagnetic induction heating coil 1 through the lifting rod 3 at the moment, so that the optimal heating effect can be realized, and the use is more convenient.
Specifically, the number of the lifting rods 3 is two, and the two lifting rods 3 are respectively abutted to the bottoms of the left end and the right end of the induction heating rod 2.
As an optional specific solution of this embodiment, as shown in fig. 2, a fixing support 4 is installed at the top of the chassis 8, V-shaped slots 5 are respectively formed at the left and right sides of the fixing support 4, and two ends of the induction heating rod 2 are respectively clamped in the V-shaped slots 5.
Understandably, the V-shaped clamping groove can lead the groove width of the mounting groove to gradually change, and the V-shaped clamping groove 5 with gradually changed groove width can be suitable for mounting the induction heating rods 2 with various different diameters, thereby being beneficial to replacing the induction heating rods 2 with different diameters aiming at the artificial blood vessels with various different pipe diameters, and having wider adaptability.
As an optional specific scheme of this embodiment, as shown in fig. 2, a constant-temperature and timing detection temperature control system 7 is installed on the case 8, and the constant-temperature and timing detection temperature control system 7 monitors the temperature generated by the heating device and controls the heating temperature and the heating time of the heating device, so that automatic regulation and control can be realized, and the use is more convenient.
As an optional specific scheme of this embodiment, the constant-temperature timing detection temperature control system 7 includes a temperature control device and a temperature sensing device that are in data connection with each other, the temperature sensing device is configured to monitor temperature data of the induction heating rod 2, and the temperature control device controls the magnitude of the current output to the electromagnetic induction heating coil 1 according to the temperature data monitored by the temperature sensing device, so that the heating temperature of the artificial blood vessel can be adjusted.
As an optional specific solution of this embodiment, as shown in fig. 2, the temperature sensing device includes a plurality of infrared temperature sensing probes 6 arranged in a straight line, and each infrared temperature sensing probe 6 is respectively close to and corresponds to the electromagnetic induction heating induction coil 1.
Therefore, the infrared temperature-sensing probes 6 can be used for monitoring the temperature in real time, and because each infrared temperature-sensing probe 6 is linearly arranged and is close to the detection electromagnetic induction heating coil 1, the multipoint temperature measurement can be realized and fed back to the temperature control device, which is helpful for ensuring that each point of the artificial blood vessel is uniformly heated, and is helpful for strictly controlling the production process and ensuring the product quality.
Specifically, each infrared temperature-sensitive probe 6 is mounted on a mounting groove of the cabinet 8 and corresponds to the electromagnetic induction heating coil 1 from the bottom upward.
As an optional specific scheme of this embodiment, the constant-temperature timing detection temperature control system 7 further includes a constant-temperature timing device, and the temperature and the heating duration generated by the heating device are preset by the constant-temperature timing device, so that adjustment according to actual needs is facilitated, and operation is more flexible.
Optionally, the both ends mouth of pipe of induction heating pole 2 is processed respectively and is had the screw thread, and induction heating pole 2 externally connects condenser tube through the screw thread detachably at both ends, and the interior logical "coolant liquid" makes induction heating pole temperature sharply reduce after the heat setting of being convenient for heat setting work efficiency.
The present embodiment further provides an artificial blood vessel heat setting method, which performs heat setting on an artificial blood vessel by using the artificial blood vessel heat setting device, including the following steps:
s1, sleeving the artificial blood vessel on the outer wall of the induction heating rod 2;
s2, after the heating temperature and the heating time are preset, the electromagnetic induction heating coil 1 is electrified, and the induction heating rod 2 in the electromagnetic induction heating coil 1 is promoted to generate heat;
s3, stopping heating after reaching the preset heating time;
s4, connecting the two ends of the induction heating rod 2 with cooling water pipes, and continuously injecting cooling liquid into the induction heating rod 2 to cool the artificial blood vessel sleeved on the outer wall of the induction heating rod 2.
The heat setting method for the artificial blood vessel is characterized in that the artificial blood vessel is sleeved on the outer wall of the induction heating rod 2, so that the artificial blood vessel can be fully expanded in advance, after the electromagnetic induction heating coil 1 is electrified, the induction heating rod 2 positioned in the electromagnetic induction heating coil can be subjected to electromagnetic induction heating, the temperature is increased very quickly by using an electromagnetic induction heating mode, and a preset heating temperature can be reached instantly after a power supply is turned on and electrified, so that all parts of the artificial blood vessel can be heated uniformly more effectively, and the problem that the compactness and the compliance of the artificial blood vessel are inconsistent after setting due to nonuniform heating can be solved; and the two ends of the induction heating rod 2 are communicated with the cooling water pipe, and after the artificial blood vessel is heated, cooling liquid is continuously injected into the induction heating rod 2 to cool the induction heating rod 2, so that the heat setting work efficiency is improved. After the artificial blood vessel is subjected to heat setting, the surface compactness is increased, the pores are reduced, the compliance is improved, the effects of reducing the blood seepage amount of the artificial blood vessel and improving the compliance are achieved, the problem that the compactness and the compliance are inconsistent after the artificial blood vessel is set due to nonuniform heating is solved, and the heat setting effect of the artificial blood vessel is effectively improved.
The following are experimental cases based on this example:
case one
The artificial blood vessel after the machine is off and the pretreatment is carried out, if necessary, certain modification treatment is carried out to increase the active groups on the surface of the fiber, and the artificial blood vessel is sleeved on a proper induction heating rod 2 for standby. The artificial blood vessel sleeved on the induction heating rod 2 is clamped to the V-shaped clamping groove 5. The lifting rod 3 is adjusted to a proper height to ensure that the artificial blood vessel is in the middle position of the electromagnetic induction heating coil 1, and the infrared temperature sensing probe 6 is adjusted to a proper height. The temperature setting of the temperature control system 7 is detected at a fixed temperature and a fixed time to be 100-150 ℃, the set time is 60-120S, the electromagnetic induction heating coil 1 starts to work by electrifying, and the heating device automatically stops working after the time is reached. Water pipes are connected to two ends of the induction heating rod 2, and cooling liquid is injected inwards continuously to cool the induction heating rod 2 and improve the heat setting work efficiency. And after the induction heating rod 2 is completely cooled, taking down the induction heating rod 2 from the heat setting device, and taking down the artificial blood vessel from the induction heating rod 2. After the initial setting, the artificial blood vessel is changed into a cylinder from a flat shape, and the stiffness is good.
Case two
The artificial blood vessel after the texturing is sleeved on a proper induction heating rod 2 for standby. The artificial blood vessel sleeved on the induction heating rod 2 is clamped to the V-shaped clamping groove 5. The lifting rod 3 is adjusted to a proper height to ensure that the artificial blood vessel is in the middle position of the electromagnetic induction heating coil 1, and the infrared temperature sensing probe 6 is adjusted to a proper height. The temperature is set to be 100 ℃ by the constant temperature and timing detection temperature control system 7, the set time is 120S, the electromagnetic induction heating coil 1 starts to work by electrifying, and the heating device automatically stops working after the time is up. Water pipes are connected to two ends of the induction heating rod 2, and cooling liquid is injected inwards continuously to cool the induction heating rod 2 and improve the heat setting work efficiency. And after the induction heating rod 2 is completely cooled, taking down the induction heating rod 2 from the heat setting device, and taking down the artificial blood vessel from the induction heating rod 2. After heat setting, the compliance of the artificial blood vessel is improved to a great extent.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An artificial blood vessel heat setting device is characterized by comprising,
a heating device for heating the artificial blood vessel;
the hollow sleeve rod is used for sleeving the artificial blood vessel;
the heating device promotes the artificial blood vessel to be heated by heating the hollow loop bar in a surrounding manner, and the hollow loop bar is externally connected with a cooling water pipe through pipe orifices at two ends so as to realize the temperature sudden reduction of the hollow loop bar.
2. The artificial blood vessel heat setting device according to claim 1, wherein the heating device comprises an electromagnetic induction heating coil (1), the hollow loop bar is an induction heating rod (2) located inside the electromagnetic induction heating coil (1), and the electromagnetic induction heating coil (1) extends along the length direction of the induction heating rod (2) and applies electromagnetic induction heating to the induction heating rod (2).
3. The artificial blood vessel heat setting device as claimed in claim 2, further comprising a lifting rod (3), wherein the electromagnetic induction heating coil (1) is driven to move up and down by the lifting rod (3).
4. The artificial blood vessel heat setting device according to claim 2, further comprising a fixing support (4), wherein V-shaped slots (5) are respectively formed at two opposite sides of the fixing support (4), and two ends of the induction heating rod (2) are respectively clamped in the V-shaped slots (5).
5. The artificial blood vessel heat setting device as claimed in claim 2, further comprising a constant temperature timing detection temperature control system (7), by which the temperature generated by the heating device is monitored and the heating temperature and heating time of the heating device are controlled.
6. The artificial blood vessel heat setting device as claimed in claim 5, wherein the constant temperature timing detection temperature control system (7) comprises a temperature control device and a temperature sensing device which are connected with each other by data, the temperature sensing device is used for monitoring the temperature data of the induction heating rod (2), and the temperature control device controls the magnitude of the current output to the electromagnetic induction heating coil (1) according to the temperature data monitored by the temperature sensing device so as to adjust the heating temperature of the heating device.
7. The heat setting device for artificial blood vessels as claimed in claim 6, wherein said temperature sensing device comprises a plurality of infrared temperature sensing probes (6) arranged in a line, each infrared temperature sensing probe (6) is respectively close to and corresponding to said electromagnetic induction heating coil (1).
8. The heat setting device for artificial blood vessels as claimed in claim 5, wherein said constant temperature timing detection temperature control system (7) further comprises a constant temperature timing device, and the temperature generated by said heating device and the heating time duration are preset by said constant temperature timing device.
9. The artificial blood vessel heat setting device as claimed in claim 2, wherein the pipe orifices at both ends of the induction heating rod (2) are respectively provided with a screw thread, and the induction heating rod (2) is detachably connected with a cooling water pipe through the screw thread.
10. A method for heat-setting an artificial blood vessel by using the heat-setting apparatus for an artificial blood vessel according to claims 1 to 9, comprising the steps of:
s1, sleeving the artificial blood vessel on the outer wall of the induction heating rod (2);
s2, after the heating temperature and the heating time are preset, the electromagnetic induction heating coil (1) is electrified, and an induction heating rod (2) in the electromagnetic induction heating coil (1) is promoted to generate heat;
s3, stopping heating after reaching the preset heating time;
s4, connecting the two ends of the induction heating rod (2) with cooling water pipes, and continuously injecting cooling liquid into the induction heating rod (2) to cool the artificial blood vessel sleeved on the outer wall of the induction heating rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110950015.4A CN113696385A (en) | 2021-08-18 | 2021-08-18 | Artificial blood vessel heat setting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110950015.4A CN113696385A (en) | 2021-08-18 | 2021-08-18 | Artificial blood vessel heat setting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113696385A true CN113696385A (en) | 2021-11-26 |
Family
ID=78653363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110950015.4A Pending CN113696385A (en) | 2021-08-18 | 2021-08-18 | Artificial blood vessel heat setting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113696385A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04253856A (en) * | 1990-12-27 | 1992-09-09 | Terumo Corp | Reinforcing material for artificial blood vessel and artificial blood vessel |
| EP1845894A1 (en) * | 2004-12-31 | 2007-10-24 | Boston Scientific Scimed, Inc. | Sintered ring supported vascular graft |
| CN101726034A (en) * | 2009-12-15 | 2010-06-09 | 青岛福润德自动化技术有限公司 | Electromagnetic temperature-control heat supply system |
| CN101856280A (en) * | 2010-06-08 | 2010-10-13 | 东华大学 | A woven artificial blood vessel and the manufacturing method thereof |
| CN102869139A (en) * | 2011-07-06 | 2013-01-09 | 黄圣杰 | Uniform induction heating device for surface of tubular or columnar object |
| CN110239110A (en) * | 2019-04-16 | 2019-09-17 | 哈尔滨理工大学 | Molding machine built in a kind of homopolarity coil and prepare fibrous composite tube body method |
| CN211390224U (en) * | 2019-11-13 | 2020-09-01 | 诺庆制辊（上海）有限公司 | Composite pipe curing and heating device |
| CN213349574U (en) * | 2020-08-27 | 2021-06-04 | 安徽省振华科技工业有限公司 | Dacromet curing device |
-
2021
- 2021-08-18 CN CN202110950015.4A patent/CN113696385A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04253856A (en) * | 1990-12-27 | 1992-09-09 | Terumo Corp | Reinforcing material for artificial blood vessel and artificial blood vessel |
| EP1845894A1 (en) * | 2004-12-31 | 2007-10-24 | Boston Scientific Scimed, Inc. | Sintered ring supported vascular graft |
| CN101726034A (en) * | 2009-12-15 | 2010-06-09 | 青岛福润德自动化技术有限公司 | Electromagnetic temperature-control heat supply system |
| CN101856280A (en) * | 2010-06-08 | 2010-10-13 | 东华大学 | A woven artificial blood vessel and the manufacturing method thereof |
| CN102869139A (en) * | 2011-07-06 | 2013-01-09 | 黄圣杰 | Uniform induction heating device for surface of tubular or columnar object |
| CN110239110A (en) * | 2019-04-16 | 2019-09-17 | 哈尔滨理工大学 | Molding machine built in a kind of homopolarity coil and prepare fibrous composite tube body method |
| CN211390224U (en) * | 2019-11-13 | 2020-09-01 | 诺庆制辊（上海）有限公司 | Composite pipe curing and heating device |
| CN213349574U (en) * | 2020-08-27 | 2021-06-04 | 安徽省振华科技工业有限公司 | Dacromet curing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113696385A (en) | Artificial blood vessel heat setting device | |
| CN110935802B (en) | Device for dieless hot forming or heat treatment of metal pipes | |
| CN105734221A (en) | Multi-temperature zone multi-cooling rate heat treatment device and multi-temperature zone multi-cooling rate heat treatment method | |
| CN209303862U (en) | A kind of welder of CA cable assembly | |
| CN104259347A (en) | Titanium alloy wire on-line heating tension straightening device and straightening method | |
| CN113832306A (en) | Large-diameter large-pitch lead screw surface induction heating device and surface heating method | |
| CN208151430U (en) | It is a kind of for plate and the annealing device of bar | |
| CN110303041B (en) | Heating device for continuous rolling production of wire rods and processing method thereof | |
| CN116121842A (en) | Electrochemical polishing device for inner surface of small-caliber pipeline | |
| CN213120061U (en) | Heating furnace for producing cold-drawn precise seamless steel tube | |
| CN213772146U (en) | Coiled tubing cooling arrangement | |
| RU136665U1 (en) | CONTINUOUS MODULAR INDUCTION HEATER OF CONTINUOUS ACTION | |
| CN210683992U (en) | Automatic crystal pulling and growing device weighs | |
| JPH0624764B2 (en) | Preform heating body temperature control method | |
| KR101207746B1 (en) | Device for heating spinning nozzle block | |
| CN108707724A (en) | Automobile stabilizer bar mid-frequency quenching equipment | |
| CN111286778A (en) | Automatic polishing equipment for metal support | |
| CN207931128U (en) | Steel pipe insulating layer heats trimming device and insulating tube production line | |
| CN110129534A (en) | A kind of quenching unit | |
| CN210035880U (en) | Constant-temperature heating device for nuclear island water filter test system | |
| CN110405476A (en) | A kind of bulb tube machining tool and its processing method | |
| CN110968060A (en) | DCS distributed control equipment for industrial furnace heat treatment | |
| CN218202916U (en) | Screw heat treatment device | |
| CN210065959U (en) | Acid stripping tank | |
| CN220095448U (en) | Barrel heating device of plastic injection molding machine |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211126 |