CN111272071A - Method for detecting in-place assembly of guide pipe - Google Patents
Method for detecting in-place assembly of guide pipe Download PDFInfo
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- CN111272071A CN111272071A CN202010153068.9A CN202010153068A CN111272071A CN 111272071 A CN111272071 A CN 111272071A CN 202010153068 A CN202010153068 A CN 202010153068A CN 111272071 A CN111272071 A CN 111272071A
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- catheter
- detection
- opaque
- fitting
- opaque fitting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
Abstract
The invention provides a method for detecting in-place assembly of a catheter. The catheter assembly in-place detection method is used for detecting whether a catheter part and an opaque fitting of a medical catheter are reliably connected, and comprises the following steps: step S10: arranging a detection part at a first end of the conduit part, wherein the first end is the end of the conduit part facing the opaque fitting; step S20: assembling a conduit portion and an opaque fitting; step S30: image information of the detection part on the catheter part is collected to determine whether the connection of the opaque fitting and the catheter part is reliable or not according to the image information. By applying the technical scheme of the invention, the problem that whether the medical catheter is assembled in place after being glued can not be detected in the prior art can be solved.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a method for detecting in-place detection of a catheter.
Background
In the prior art, when a medical disposable infusion product is assembled by coating glue outside a catheter, if the assembled product fitting is not transparent, CCD detection, sensor detection and the like cannot detect whether the catheter is assembled in place, so that great medical risks exist.
Disclosure of Invention
The invention mainly aims to provide a catheter in-place assembly detection method, which solves the problem that whether a medical catheter is assembled in place after being coated with glue cannot be detected in the prior art.
In order to achieve the above object, the present invention provides a catheter assembly in-place detection method for detecting whether a catheter section and an opaque fitting of a medical catheter are reliably connected, the catheter assembly in-place detection method including: step S10: arranging a detection part at a first end of the conduit part, wherein the first end is the end of the conduit part facing the opaque fitting; step S20: assembling the conduit portion and the opaque fitting; step S30: and acquiring image information of the detection part on the catheter part so as to determine whether the connection between the opaque accessory and the catheter part is reliable or not according to the image information.
Further, the detection part is an opaque detection part, so as to determine whether the connection between the opaque accessory and the conduit part is reliable or not according to the embodiment of the detection part in the image information.
Further, the detection part is a mark point or a mark line or a mark pattern arranged on the conduit part so as to determine whether the connection between the opaque accessory and the conduit part is reliable or not according to the embodiment of the detection part in the image information.
Further, the opaque fitting and the conduit pipe part have an overlapping portion after being assembled, the overlapping portion has a length D, and the step S10 includes: step S11: providing the detection portion at an end D1 from the first end, wherein D1 > D; the step S30 includes: step S31: comparing the distance D2 from the detection portion to the end of the second end of the opaque fitting on the image to the detection portion with D1-D to determine whether the catheter portion is securely connected to the opaque fitting based on the comparison; wherein the second end is an end of the opaque fitting facing the conduit portion.
Further, the opaque fitting and the conduit pipe part have an overlapping portion after being assembled, the overlapping portion has a length D, and the step S10 includes: step S12: the detection part is arranged at the position D3 from the end part of the first end, wherein D3 is not less than D; the step S30 includes: step S32: and determining whether the detection part is displayed on the image according to the image information so as to determine whether the opaque accessory is reliably connected with the conduit part.
Further, in step S30, a CCD detector is used to collect the image.
Further, in the step S30, the image is acquired by using a sensor.
Further, the detection part is formed by spraying of an ink-jet printer, or the detection part is formed by a laser marking machine.
Further, in step S20, the conduit part and the opaque metal fitting are connected to each other by bonding.
Further, before the step S10, the detecting method further includes: step S01: setting a marking station; step S02: and leveling the conduit part, and then transferring the conduit part to the marking station to mark.
By applying the technical scheme of the invention, the detection part is arranged on the catheter part, so that the image information of the detection part on the catheter part is acquired after the catheter part and the opaque fittings are assembled, and whether the connection between the opaque fittings and the catheter part is reliable or not is determined by observing the image information, thereby realizing the detection of the connection part of the catheter part and the opaque fittings after the medical catheter is assembled, effectively detecting the medical catheter with poor assembly, improving the safety of the medical catheter and reducing the medical risk. Compared with the prior art, the detection method has the advantages that the detection is not carried out after the conduit part and the opaque accessories are assembled, whether the assembled medical conduit is assembled in place or not can be effectively detected, and medical accidents caused by the fact that the conduit part and the opaque accessories are not assembled in place are reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a schematic structural view of a medical catheter according to a first embodiment of the method of detecting the assembly of the catheter in place according to the invention; and
fig. 2 shows a schematic structural view of a medical catheter according to a second embodiment of the method for detecting the assembly of a catheter in place according to the present invention.
Wherein the figures include the following reference numerals:
10. a conduit portion; 20. an opaque fitting; 30. a detection unit.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
The embodiment provides a method for detecting the in-position of a catheter, which is used for detecting whether a catheter part 10 of a catheter of an opaque fitting 20 and the opaque fitting 20 are reliably connected, and the method for detecting the in-position of the catheter comprises the following steps:
step S10: providing a detection part 30 at a first end of the catheter part 10, wherein the first end is the end of the catheter part 10 facing the opaque fitting 20;
step S20: assembling the conduit part 10 and the opaque fitting 20;
step S30: image information of the detection part 30 on the catheter part 10 is acquired to determine whether the connection of the opaque fitting 20 to the catheter part 10 is reliable or not based on the image information.
Specifically, the detection part 30 is arranged on the catheter part 10, so that image information of the detection part 30 on the catheter part 10 is acquired after the catheter part 10 and the opaque fitting 20 are assembled, whether the connection between the opaque fitting 20 and the catheter part 10 is reliable or not is determined by observing the image information, the detection of the connection part between the catheter part 10 and the opaque fitting 20 after the catheter of the opaque fitting 20 is assembled is further realized, the catheter of the opaque fitting 20 with poor assembly is effectively detected, the safety of the catheter of the opaque fitting 20 is improved, and the medical risk is reduced. Compared with the prior art, the detection method does not detect the assembled conduit part 10 and the opaque fitting 20, the detection method of the embodiment one can effectively detect whether the assembled opaque fitting 20 conduit is assembled in place, and medical accidents caused by the fact that the assembled conduit part 10 and the opaque fitting 20 are not assembled in place are reduced.
Preferably, the detection portion 30 is an opaque detection portion 30 to determine whether the connection between the opaque fitting 20 and the catheter portion 10 is reliable according to the representation of the detection portion 30 in the image information.
Specifically, in the medical disposable infusion product in the prior art, when the catheter part 10 and the opaque fitting 20 are assembled, the part of the opaque fitting 20, which is in contact with the catheter part 10, is usually opaque, so that after the catheter part 10 and the opaque fitting 20 are assembled, a traditional detection method cannot directly detect whether the catheter part 10 and the opaque fitting 20 are assembled in place, and further medical risks of the opaque fitting 20 during catheter use are increased.
In the first embodiment, the opaque detection part 30 is arranged on the catheter part 10, so that whether the opaque fitting 20 is connected with the catheter part 10 is determined according to the condition that the opaque detection part 30 is shown on the image, whether the assembly is reliable is effectively determined after the catheter of the opaque fitting 20 is assembled, the catheter of the opaque fitting 20 which is assembled unreliably is assembled for the second time, the opaque fitting 20 of the catheter of the opaque fitting 20 is connected with the catheter part 10 reliably, and the medical risk of the catheter of the opaque fitting 20 in use is reduced.
Preferably, in the first embodiment, the detecting part 30 is a mark point or a mark line or a mark pattern arranged on the catheter part 10 to determine whether the connection between the opaque fitting 20 and the catheter part 10 is reliable according to the representation of the detecting part 30 in the image information.
By providing the catheter section 10 with an opaque marker point or marker line or marker pattern to image the detection section 30 at the time of detection, whether or not the assembly of the catheter section 10 and the opaque member 20 is reliable is determined by observing the display of the detection section 30 in the image.
In the first embodiment, the opaque fitting 20 and the conduit pipe part 10 have an overlapping portion after being assembled, the length of the overlapping portion is D, and the step S10 includes:
step S11: providing a detection section 30 at an end D1 from the first end, wherein D1 > D;
step S30 includes:
step S31: comparing the distance D2 from the detection part 30 to the end of the second end of the opaque fitting 20 on the image to the detection part 30 with D1-D to determine whether the catheter part 10 is reliably connected to the opaque fitting 20 according to the comparison result; wherein the second end is the end of the opaque fitting 20 facing the conduit portion 10.
Specifically, if D2 > D1-D, i.e., the distance between the end of the opaque fitting 20 facing the catheter section 10 and the detection section 30 is greater than the distance between the detection section 30 and the end of the overlap section (the end of the overlap section refers to the end of the overlap section facing the catheter section 10), indicating that there is a gap after the opaque fitting 20 and the catheter section 10 are assembled, the opaque fitting 20 and the catheter section 10 are not reliably connected; if D2 is D1-D, that is, the distance between the end of the opaque fitting 20 facing the catheter section 10 and the detection section 30 is equal to the distance between the detection section 30 and the end of the overlap, the opaque fitting 20 and the catheter section 10 are reliably connected.
The distances in the first embodiment are absolute distances, and have no positive or negative division.
Preferably, in the first embodiment, in step S30, a CCD detector is used to collect the image.
The CCD detecting device detects the appearance of an object by the display through the CCD detecting section 30. The CCD detector has the advantages of strong universality, simple operation, light and small whole system and convenient operation and observation.
Further, the detection portion 30 is formed by spraying with an ink jet printer, or the detection portion 30 is formed by a laser marker.
The above-mentioned mode of setting up is simple, and the setting of being convenient for need not to set up alone and marks the station, only need not the opaque accessory 20 pipe in the circulation add a ink jet numbering machine or laser marking machine can, and can not influence the normal use of opaque accessory 20 pipe.
Of course, the detection unit 30 may be provided by thermal printing or thermal transfer. The thermal transfer printing has the advantages of high resolution and rich printing patterns, and can improve the visual effect of the medical catheter.
In an alternative embodiment not shown, a marking station may also be added, as follows: before step S10, the detection method further includes:
step S01: setting a marking station;
step S02: the pipe portion 10 is flattened and transferred to a marking station.
The marking station can be directly arranged before detection, and the guide pipe part 10 is leveled and then transferred to the marking station for marking; it can be provided after any station before the station where the conduit part 10 and the opaque fitting 20 are assembled, as long as the normal circulation of the conduit of the opaque fitting 20 is not affected.
Preferably, in the first embodiment, in step S20, the conduit pipe portion 10 and the opaque fitting 20 are connected by bonding.
Specifically, since the catheter section 10 and the opaque fitting 20 are connected by adhesion, and the overlapping portion is sealed by the sealant after the catheter section 10 and the opaque fitting 20 are connected, if D2 > D1-D in the image information acquired in step 30, it is described that there is a gap in the adhesion between the catheter section 10 and the opaque fitting 20, and it is determined that the connection between the catheter section 10 and the opaque fitting 20 is not reliable. If D2 is D1-D in the image information acquired in step 30, it indicates that the catheter section 10 and the opaque fitting 20 are tightly bonded, and it is determined that the catheter section 10 and the opaque fitting 20 are reliably connected.
Example two
The difference between the second embodiment and the first embodiment is:
in the second embodiment, the opaque fitting 20 and the conduit pipe part 10 have an overlapping portion after being assembled, the length of the overlapping portion is D, and the step S10 includes:
step S12: the detection part 30 is arranged at a position D3 away from the end part of the first end, wherein D3 is not more than D;
step S30 includes:
step S32: it is determined whether the detection part 30 is displayed on the image based on the image information to determine whether the connection of the opaque fitting 20 to the catheter part 10 is reliable.
Specifically, if the detection portion 30 is displayed on the image, it indicates that the overlapping portion is not completely bonded, so that the detection portion 30 can be displayed, thereby determining that the connection of the catheter portion 10 and the opaque fitting 20 is not reliable; if the detection portion 30 is not displayed on the image, it indicates that the overlapping portion is completely bonded, so that the detection portion 30 can be covered, and it is determined that the connection between the catheter portion 10 and the opaque fitting 20 is reliable.
Preferably, in the second embodiment, in step S30, a sensor is used to capture an image.
The other structures of the second embodiment are the same as those of the first embodiment, and are not described herein again.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
the detection part is arranged on the catheter part, so that the image information of the detection part on the catheter part is collected after the catheter part and the opaque accessory are assembled, whether the connection between the opaque accessory and the catheter part is reliable or not is determined by observing the image information, the detection of the connection part of the catheter part and the opaque accessory after the medical catheter is assembled is further realized, the medical catheter with poor assembly is effectively detected, the safety of the medical catheter is improved, and the medical risk is reduced. Compared with the prior art, the detection method has the advantages that the detection is not carried out after the conduit part and the opaque accessories are assembled, whether the assembled medical conduit is assembled in place or not can be effectively detected, and medical accidents caused by the fact that the conduit part and the opaque accessories are not assembled in place are reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A catheter assembly in-place detection method for detecting whether a catheter portion (10) and an opaque fitting (20) of a medical catheter are reliably connected, characterized by comprising:
step S10: providing a detection portion (30) at a first end of the conduit portion (10), wherein the first end is an end of the conduit portion (10) facing the opaque fitting (20);
step S20: assembling the conduit part (10) and the opaque fitting (20);
step S30: image information of the detection part (30) on the catheter part (10) is acquired to determine whether the connection of the opaque fitting (20) with the catheter part (10) is reliable or not according to the image information.
2. The catheter assembly in-place detection method according to claim 1, wherein the detection portion (30) is an opaque detection portion (30) to determine whether the connection of the opaque fitting (20) and the catheter portion (10) is reliable or not according to the representation of the detection portion (30) in the image information.
3. The catheter assembly in-place detection method according to claim 1, wherein the detection portion (30) is a mark point or a mark line or a mark pattern provided on the catheter portion (10) to determine whether the connection of the opaque fitting (20) and the catheter portion (10) is reliable or not according to the representation of the detection portion (30) in the image information.
4. The catheter assembly position detection method according to claim 1, wherein the opaque fitting (20) has an overlapping portion having a length D after being assembled with the catheter section (10), and the step S10 includes:
step S11: providing the detection section (30) at an end D1 from the first end, wherein D1 > D;
the step S30 includes:
step S31: comparing the distance D2 from the end of the detection section (30) on the image to the second end of the opaque fitting (20) to the detection section (30) with D1-D to determine whether the catheter section (10) and the opaque fitting (20) are reliably connected according to the comparison result; wherein the second end is an end of the opaque fitting (20) facing the conduit part (10).
5. The catheter assembly position detection method according to claim 1, wherein the opaque fitting (20) has an overlapping portion having a length D after being assembled with the catheter section (10), and the step S10 includes:
step S12: providing the detection section (30) at an end portion D3 from the first end, wherein D3 ≦ D;
the step S30 includes:
step S32: determining whether the detection part (30) is displayed on the image according to the image information to determine whether the connection of the opaque fitting (20) and the conduit part (10) is reliable.
6. The catheter assembly in-place detection method according to claim 4 or 5, wherein in the step S30, the image is acquired using a CCD detector.
7. The catheter assembly in-place detection method of claim 5, wherein in the step S30, the image is acquired using a sensor.
8. The catheter assembly in-place detection method according to any one of claims 1 to 7, wherein the detection portion (30) is formed by spraying with an ink jet printer, or the detection portion (30) is formed by using a laser marking machine.
9. The catheter assembly position detection method according to any one of claims 1 to 7, wherein in step S20, the catheter portion (10) and the opaque fitting (20) are connected by adhesion.
10. The catheter assembly in-place detection method of any one of claims 1 to 7, wherein prior to the step S10, the detection method further comprises:
step S01: setting a marking station;
step S02: and leveling the pipe part (10), and then transferring to the marking station to mark.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010153068.9A CN111272071B (en) | 2020-03-06 | 2020-03-06 | Method for detecting in-place assembly of guide pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010153068.9A CN111272071B (en) | 2020-03-06 | 2020-03-06 | Method for detecting in-place assembly of guide pipe |
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| CN111272071A true CN111272071A (en) | 2020-06-12 |
| CN111272071B CN111272071B (en) | 2022-05-13 |
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Cited By (1)
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| CN112345520A (en) * | 2020-09-28 | 2021-02-09 | 台州学院 | Medical accessory assembly detection method and device based on deep learning |
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| CN111272071B (en) | 2022-05-13 |
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