JPH01151464A - Manufacture of medical device - Google Patents
Manufacture of medical deviceInfo
- Publication number
- JPH01151464A JPH01151464A JP62309589A JP30958987A JPH01151464A JP H01151464 A JPH01151464 A JP H01151464A JP 62309589 A JP62309589 A JP 62309589A JP 30958987 A JP30958987 A JP 30958987A JP H01151464 A JPH01151464 A JP H01151464A
- Authority
- JP
- Japan
- Prior art keywords
- tube
- medical device
- manufacturing
- vinyl chloride
- lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000011347 resin Substances 0.000 claims abstract description 31
- 229920005989 resin Polymers 0.000 claims abstract description 31
- 239000004014 plasticizer Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 6
- 229910052724 xenon Inorganic materials 0.000 claims description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000001954 sterilising effect Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract 2
- 238000001631 haemodialysis Methods 0.000 abstract 1
- 230000000322 hemodialysis Effects 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000005304 joining Methods 0.000 description 7
- 239000002904 solvent Substances 0.000 description 6
- 239000008280 blood Substances 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- RLPSARLYTKXVSE-UHFFFAOYSA-N 1-(1,3-thiazol-5-yl)ethanamine Chemical compound CC(N)C1=CN=CS1 RLPSARLYTKXVSE-UHFFFAOYSA-N 0.000 description 2
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 2
- IRIAEXORFWYRCZ-UHFFFAOYSA-N Butylbenzyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCC1=CC=CC=C1 IRIAEXORFWYRCZ-UHFFFAOYSA-N 0.000 description 2
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Chemical compound CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 2
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 238000000502 dialysis Methods 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 2
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical group [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- SIXWIUJQBBANGK-UHFFFAOYSA-N 4-(4-fluorophenyl)-1h-pyrazol-5-amine Chemical compound N1N=CC(C=2C=CC(F)=CC=2)=C1N SIXWIUJQBBANGK-UHFFFAOYSA-N 0.000 description 1
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 description 1
- GOJCZVPJCKEBQV-UHFFFAOYSA-N Butyl phthalyl butylglycolate Chemical compound CCCCOC(=O)COC(=O)C1=CC=CC=C1C(=O)OCCCC GOJCZVPJCKEBQV-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000004803 Di-2ethylhexylphthalate Substances 0.000 description 1
- PGIBJVOPLXHHGS-UHFFFAOYSA-N Di-n-decyl phthalate Chemical compound CCCCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCCCC PGIBJVOPLXHHGS-UHFFFAOYSA-N 0.000 description 1
- 241000156978 Erebia Species 0.000 description 1
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- MRWSBLWWDRNONW-UHFFFAOYSA-N P(=O)(OCCCC)(OC1(C(C=CC=C1)C)C)OC1(C(C=CC=C1)C)C Chemical compound P(=O)(OCCCC)(OC1(C(C=CC=C1)C)C)OC1(C(C=CC=C1)C)C MRWSBLWWDRNONW-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical class OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- YAFOVCNAQTZDQB-UHFFFAOYSA-N octyl diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)(OCCCCCCCC)OC1=CC=CC=C1 YAFOVCNAQTZDQB-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000007500 overflow downdraw method Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 150000003021 phthalic acid derivatives Chemical class 0.000 description 1
- JQCXWCOOWVGKMT-UHFFFAOYSA-N phthalic acid diheptyl ester Natural products CCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC JQCXWCOOWVGKMT-UHFFFAOYSA-N 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 150000007519 polyprotic acids Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- RJIFVNWOLLIBJV-UHFFFAOYSA-N tributyl benzene-1,2,4-tricarboxylate Chemical compound CCCCOC(=O)C1=CC=C(C(=O)OCCCC)C(C(=O)OCCCC)=C1 RJIFVNWOLLIBJV-UHFFFAOYSA-N 0.000 description 1
- 125000005591 trimellitate group Chemical group 0.000 description 1
- 125000005590 trimellitic acid group Chemical class 0.000 description 1
- -1 trioctyl acetyl Chemical group 0.000 description 1
- WVPGXJOLGGFBCR-UHFFFAOYSA-N trioctyl phosphate Chemical class CCCCCCCCOP(=O)(OCCCCCCCC)OCCCCCCCC WVPGXJOLGGFBCR-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
- B29C65/1435—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface at least passing through one of the parts to be joined, i.e. transmission welding
- B29C65/1441—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface at least passing through one of the parts to be joined, i.e. transmission welding making use of a reflector on the opposite side, e.g. a polished mandrel or a mirror
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
- B29C65/1445—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface heating both sides of the joint
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
- B29C65/1464—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface making use of several radiators
- B29C65/1467—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface making use of several radiators at the same time, i.e. simultaneous welding
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
- B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5229—Joining tubular articles involving the use of a socket
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
- B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
未発明は血液回路、輸液回路等を構成する医療用器具の
製造方法に関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method for manufacturing medical instruments constituting blood circuits, infusion circuits, etc.
［従来の技術］
一般に、血液回路、輸液回路等を構成する医療用型ＪＬ
は、その優れた加工性、生理的安全性、透明性等の点か
ら、主として塩化ビニル樹脂にて形成されている。[Prior art] Medical type JL generally constitutes a blood circuit, an infusion circuit, etc.
is mainly made of vinyl chloride resin due to its excellent processability, physiological safety, transparency, etc.
従来、塩化ビニル樹脂製成形部品と塩化ビニル樹脂製チ
ューブとの組立は以下の■〜■等の方法にてなされてい
る。Conventionally, molded parts made of vinyl chloride resin and tubes made of vinyl chloride resin are assembled by the following methods.
ｆ’ｉ、） Ｔ ＨＦ （テトラヒドロフラン）、シク
ロヘキサン・等の塩化ビニル重合体を溶解し得る溶剤を
上記成形部品とチューブの接合部に塗布し、該接合部を
溶解および再固化させて接合する方法。f'i,) T A method of joining by applying a solvent capable of dissolving the vinyl chloride polymer, such as HF (tetrahydrofuran) or cyclohexane, to the joint between the molded part and the tube, dissolving and resolidifying the joint. .
う）高周波ウェルダーを用いて上記接合部を融着させる
方法。c) A method of fusing the above-mentioned joints using a high-frequency welder.
ｔ’％）特開昭１３０−ｆｉ３０Ｇ３合公報に開示され
る如く、可塑剤を配合してなる塩化ビニル重合体ペース
トレジンをＬ配接合部に充填した後、熱滅菌により加熱
してペーストレジンを固化することにて一ヒ記接合部を
接合する方法。t'%) As disclosed in Japanese Unexamined Patent Application Publication No. 130-130-fi30G3, after filling the L joint with a vinyl chloride polymer paste resin mixed with a plasticizer, the paste resin is heated by heat sterilization. 1) A method of joining the joints by solidifying.
［発明が解決しようとする問題点］
しかしながら、上記従来の接合方法にはそれぞれ以下の
問題点がある。[Problems to be Solved by the Invention] However, each of the above conventional joining methods has the following problems.
■ＴＨＦ等を用いた溶剤接合方法は、人工透析用血液回
路等の人体に継続的に使用されるものについては、溶剤
が該血液回路等に溶出するおそれがあり必ずしも好まし
くない。(2) A solvent bonding method using THF or the like is not necessarily preferable for a device that is continuously used in the human body, such as a blood circuit for artificial dialysis, since the solvent may be eluted into the blood circuit.
■高周波ウェルダーによる融着方法は、密Ｍ部に外部損
傷変形をともなう。■The fusion method using a high-frequency welder causes external damage and deformation to the dense M part.
■可塑剤を配合してなる塩化ビニル重合体ペーストレジ
ンを用いる方法は、前記成形部品とチューブとを嵌合組
立した後、ペーストレジンを熱滅菌にて固化するまでの
過程では、接合部に七分な接合強度を得られないので、
それら成形部品とチューブとの嵌合組立状態が外れてし
まう可能性がある。■In the method of using a vinyl chloride polymer paste resin mixed with a plasticizer, after the molded parts and the tube are fitted and assembled, the paste resin is hardened by heat sterilization. Since it is not possible to obtain sufficient bonding strength,
There is a possibility that the assembled state between the molded parts and the tube will come off.
本発明は、塩化ビニル樹脂製成形部品と塩化ビニル樹脂
製チューブ等の互いに熱による接着性を示す複数の部品
を接合するに際し、医療用器具の生理的安全性を損なう
おそれがなく、また密着部に外部損傷変形をともなうこ
となく、さらに医療用器具の滅菌前に確実に接合するこ
とを目的とする。The present invention eliminates the risk of impairing the physiological safety of medical instruments when bonding a plurality of parts that exhibit thermal adhesion to each other, such as a molded part made of vinyl chloride resin and a tube made of vinyl chloride resin, and furthermore, The purpose is to reliably join medical instruments before sterilization without causing external damage or deformation.
［問題点を解決するための手段］
本発明に係る医療用器具の製造方法は、互いに熱による
接着性を示す複数の部品を接着してなる医療用器具の製
造方法であって、該部品の接着面同士を密着し、上記密
着部に光ビームを照射して加熱することによりＬ記部品
同士を接着するようにしたものである。なお、本発明に
おいて医療用器具を構成する部品が接着性を示すとは、
加熱したときにブロッキングまたは融着しうる性質を示
すことと定義する。[Means for Solving the Problems] The method for manufacturing a medical device according to the present invention is a method for manufacturing a medical device by bonding a plurality of parts that exhibit thermal adhesiveness to each other, and the method includes: The L parts are bonded together by bringing the adhesive surfaces into close contact with each other and heating the adhered portion by irradiating a light beam. In addition, in the present invention, the components constituting the medical device exhibiting adhesive property means
Defined as exhibiting the property of blocking or fusion when heated.
［作用］
本発明にあっては、塩化ビニル樹脂製成形部品と塩化ビ
ニル樹脂製チューブとにおけるように、互いに熱による
接着性を示す複数の部品の密着部に光ビームを照射し、
その後自然放冷等にて冷却することにより、密着部の嵌
合面が光ビーム照射時の温度状態に応じてブロッキング
または融着せしめられる。なお、ブロッキングとは溶剤
や接着剤等の手段を介することなく、融点以下の温度に
てこの２つの部材が接着する現象をいう。[Function] In the present invention, a light beam is irradiated to the close contact portion of a plurality of parts that exhibit thermal adhesion to each other, such as a molded part made of vinyl chloride resin and a tube made of vinyl chloride resin,
Thereafter, by cooling by natural cooling or the like, the fitting surface of the contact portion is blocked or fused depending on the temperature state at the time of irradiation with the light beam. Note that blocking refers to a phenomenon in which two members are bonded together at a temperature below their melting point without using any means such as a solvent or adhesive.
本発明によれば、塩化ビニル重合体等を溶解し得る溶剤
を用いないので、溶剤の毒性が医療用器具の生理的安全
性を損なうおそれがない。According to the present invention, since a solvent capable of dissolving vinyl chloride polymer or the like is not used, there is no risk that the toxicity of the solvent will impair the physiological safety of the medical device.
また、成形部品とチューブ等の複数の部品を非接触で接
合するから、密着部に外部損傷変形をともなうことがな
い。Furthermore, since the molded part and a plurality of parts such as tubes are joined without contact, there is no external damage or deformation to the closely-attached parts.
また、成形部品とチューブ等の複数の部品を嵌合組立後
直ちにそれらの密着部に光ビームを照射することができ
るから、熱滅菌前の段階で確実に接合でき、それらの嵌
合組立状態が外れてしまう如くのおそれもない。In addition, since it is possible to irradiate a light beam to the joints of multiple parts such as molded parts and tubes immediately after fitting and assembling them, it is possible to reliably join them before heat sterilization, and to check the state of their fitting and assembly. There is no fear that it will come off.
［実施例］
第１図は本発明の実施に用いられる接合装置の一例を示
す模式図、第２図は接合装置の他の例を示す模式図、第
３図は光ビームの焦点を被接合チューブの中心部に設定
した状態を示す模式図、第４図は光ビームの焦点を成形
部品とチューブの嵌合面に設定した状態を示す模式図、
第５図は成形部品とチューブとの接合例を示す斜視図、
第６図は本発明の効果を示す図表、第７図は本発明の効
果を示す他の図表である。[Example] Fig. 1 is a schematic diagram showing an example of a bonding device used for carrying out the present invention, Fig. 2 is a schematic diagram showing another example of the bonding device, and Fig. 3 is a schematic diagram showing an example of a bonding device used in carrying out the present invention. A schematic diagram showing a state in which the light beam is set at the center of the tube, FIG. 4 is a schematic diagram showing a state in which the focus of the light beam is set at the fitting surface of the molded part and the tube,
FIG. 5 is a perspective view showing an example of joining a molded part and a tube;
FIG. 6 is a chart showing the effects of the present invention, and FIG. 7 is another chart showing the effects of the present invention.
第５図は人工透析用血液回路等を構成する医療用塁具ｌ
の一部であり、塩化ビニル樹脂からなるＴ字管等の成形
部品２と、同じく塩化ビニル樹脂からなるチューブ３と
を嵌合組立後、以下の如くにて接合されたものである。Figure 5 shows medical equipment that constitutes a blood circuit for artificial dialysis, etc.
After fitting and assembling a molded part 2 such as a T-shaped tube made of vinyl chloride resin and a tube 3 also made of vinyl chloride resin, they are joined as follows.
すなわち、第１図に示す接合装置ｌＯにあっては、照射
ランプの一例としてのキセノンランプ１１を成形部品２
とチューブ３の嵌合密着部の片側に配置し、このランプ
１１の照射光を反射鏡１２により集光ビームとする。さ
らに、この集光ビームにより成形部品２とチューブ３の
嵌合密着部を照射して加熱し、照射後の上記密着部を自
然放冷または冷風による強制冷却等にて冷却することに
よりブロッキングまたは融着する。なお、成形部品２と
チューブ３の嵌合密着部の片側にハロゲンランプ等の他
の照射ランプを配置するものであってもよい。That is, in the bonding apparatus IO shown in FIG. 1, a xenon lamp 11 as an example of an irradiation lamp is used as
The lamp 11 is placed on one side of the fitting and tight fitting portion of the tube 3, and the irradiation light from this lamp 11 is made into a condensed beam by a reflecting mirror 12. Furthermore, this focused beam irradiates and heats the fitting part of the molded part 2 and the tube 3, and after irradiation, the said fitting part is cooled by natural cooling or forced cooling with cold air, thereby blocking or melting. wear. Note that another irradiation lamp, such as a halogen lamp, may be placed on one side of the tightly fitted portion between the molded part 2 and the tube 3.
また、第２図に示す接合装置２０にあっては。Moreover, in the bonding apparatus 20 shown in FIG.
照射ランプの一例としてのハロゲンランプ２１を成形部
品２とチューブ３の嵌合密着部の両側に配置し、このラ
ンプ２１の照射光を反射鏡２２により集光ビームとする
。さらに、この集光ビームにより成形部品２とチューブ
３の嵌合密着部を照射して加熱し、照射後の上記密着部
を自然放冷または冷風による強制冷却等にて冷却するこ
とによりブロッキングまたは融着する。なお、成形部品
２とチューブ３の嵌合密着部の両側にキセノンランプ等
の他の照射ランプを配置するものであってもよい。A halogen lamp 21 as an example of an irradiation lamp is arranged on both sides of the fitting portion of the molded part 2 and the tube 3, and the irradiation light of this lamp 21 is made into a condensed beam by a reflecting mirror 22. Furthermore, this focused beam irradiates and heats the fitting part of the molded part 2 and the tube 3, and after irradiation, the said fitting part is cooled by natural cooling or forced cooling with cold air, thereby blocking or melting. wear. Note that other irradiation lamps such as xenon lamps may be arranged on both sides of the fitting and tight contact portion between the molded part 2 and the tube 3.
ところで１本発明の実施において、照射ランプが照射す
る光ビームの焦点は、■第３図に示す如く被接合チュー
ブ３の中心部に設定してもよく。By the way, in carrying out the present invention, the focus of the light beam emitted by the irradiation lamp may be set at the center of the tube 3 to be joined, as shown in FIG.
あるいは第４図に示す如く成形部品２とチューブ３の嵌
合面に設定してもよい。Alternatively, as shown in FIG. 4, it may be set on the fitting surface of the molded part 2 and the tube 3.
また、照射ランプは供給電圧および照射時間を調整でき
、成形部品２とチューブ３の密着部を適度に加熱するこ
とができる。この時、第２図に示した接合装置２０にお
ける如く、成形部品２とチューブ３の密着部の両側に照
射ランプを配置する場合には、密着部に供給される熱エ
ネルギー密度が高くなり、より短時間に所望の加熱状態
を得ることが可能となる。Further, the supply voltage and irradiation time of the irradiation lamp can be adjusted, and the close contact portion between the molded part 2 and the tube 3 can be appropriately heated. At this time, when the irradiation lamps are arranged on both sides of the contact area between the molded part 2 and the tube 3 as in the bonding apparatus 20 shown in FIG. 2, the thermal energy density supplied to the contact area becomes higher and It becomes possible to obtain a desired heating state in a short time.
なお、第８図に示す接合装置３０における如く、成形部
品２とチューブ３の嵌合密着部を挟んで、一方側に照射
ランプ３１、反射鏡３２を配置し、他方側に反射鏡３３
を配置してもよい、これによれば、嵌合密着部の広い範
囲を効果的に加熱できる。In addition, as in the bonding apparatus 30 shown in FIG. 8, an irradiation lamp 31 and a reflector 32 are arranged on one side of the fitting portion of the molded part 2 and the tube 3, and a reflector 33 is arranged on the other side.
According to this arrangement, a wide range of the fitting and tight contact portion can be effectively heated.
また、第９図に示す接合装置４０における如く、成形部
品２とチューブ３の嵌合密着部を挟んで、一方側に複数
組の照射ランプ４１、反射鏡４２を配置し、他方側に反
射鏡４３を配置してもよい、これによれば、嵌合密着部
のより広い範囲を効果的に加熱できる。In addition, as in the bonding device 40 shown in FIG. 9, a plurality of sets of irradiation lamps 41 and reflectors 42 are arranged on one side of the fitting portion of the molded part 2 and the tube 3, and a reflector is placed on the other side. 43 may be arranged. According to this, a wider range of the fitting and tight contact portion can be effectively heated.
また１本発明の実施において、成形部品２とチューブ３
とは、■両者を直接的に嵌合組立、■両者の密着部に予
め後述する如くの可塑剤を配合した塩化ビニル重合体ペ
ーストレジンを充填して嵌合組立、または■両者の密着
部に可塑剤を充填して嵌合組立のいずれかを採用できる
。この時、接合強度は■≧＠≧■となり、■が最も安定
かつ有利となる。In addition, in carrying out the present invention, the molded part 2 and the tube 3
This means: ■ Directly fitting and assembling the two, ■ Filling the contact area between the two in advance with vinyl chloride polymer paste resin mixed with a plasticizer as described later, or ■ Fitting and assembling the contact area between the two. Either plasticizer filling and mating assembly can be employed. At this time, the bonding strength becomes ■≧@≧■, and ■ is the most stable and advantageous.
ここで、本発明で前述の■にて使用される可塑剤を配合
してなる塩化ビニル重合体ペーストレジンとは、粒径０
．０２〜２ｐＬＩＩ、好ましくは０．１〜１０弘■の塩
化ビニル重合体の微細粉末を可塑剤に均一に分散懸濁さ
せてなるものである。微粉末状塩化ビニル重合体として
は塩化ビニルのホモポリマーの他に、塩化ビニリデン、
酢酸ビニル、ビニルアルコール等のコモノマーと塩化ビ
ニルとのコポリマーがあり、該コポリマーの場合には塩
化ビニルと結合とするコモノマーの量は１５モル％以ｒ
、好ましくは３〜７モル％である。これらのホモポリマ
ーおよびコポリマーの平均重合度は２００〜１０００、
好ましくは３００〜６００である。ペーストレジンは、
このような微粉末状塩化ビニル玉合体を可塑剤中に分散
懸濁してなるもので、その固形分は１〜１０重量％、好
ましくは４〜６重量％である。このような塩化ビニル重
合体を懸濁させる町塑剤としては、ジー２−エチルへキ
シルフタレート、ジ−ｎ−オクチルフタレート、ジイソ
オクチルフタレート、ジデシルフタレート、ジデシルフ
タレート、ジインデシルフタレート、オクチルデシルフ
タレート、ブチルベンジルフタレート等のフタル酸エス
テル類、トリブチルトリメリテート、トリオクリルトリ
メリテート等のトリメリット酸エステル類、ジオクリル
アジペート、ジオクチルアセレート、ジオクチルセパケ
ート等の脂肪族多塩基酸エステル類、トリクレジルホス
フェート、トリキシレニルホスフェート、モノオクチル
ジフェニルホスフェート、千ノブチルジキシレニルホス
フェート、トリオクチルホスフェート類のリン酸エステ
ル類、トリブチルアセチルシトレート、トリオクチルア
セチルシトレート、トリブチルシトレート等のクエン酸
エステル類、ブチルフタリルブチルグリコレート等があ
る０本発明で前述の■にて使用される接着剤は、このよ
うなペーストレジン１重量部に対して０〜２０重量部、
好ましくは１−１０重量部、最も好ましくは約５重量部
の可塑剤をさらに配合してなるものであり、可塑剤とし
ては前記の如きものが使用される。Here, in the present invention, the vinyl chloride polymer paste resin blended with a plasticizer used in the above-mentioned
．． 02 to 2 pLII, preferably 0.1 to 10 pLII, of a fine powder of vinyl chloride polymer is uniformly dispersed and suspended in a plasticizer. Finely powdered vinyl chloride polymers include vinylidene chloride, vinyl chloride homopolymer,
There are copolymers of vinyl chloride and comonomers such as vinyl acetate and vinyl alcohol, and in the case of such copolymers, the amount of comonomer bonded to vinyl chloride is 15 mol% or more.
, preferably 3 to 7 mol%. The average degree of polymerization of these homopolymers and copolymers is 200 to 1000,
Preferably it is 300-600. Paste resin is
It is made by dispersing and suspending such a finely powdered vinyl chloride bead aggregate in a plasticizer, and its solid content is 1 to 10% by weight, preferably 4 to 6% by weight. Examples of plasticizers for suspending such vinyl chloride polymers include di-2-ethylhexyl phthalate, di-n-octyl phthalate, diisooctyl phthalate, didecyl phthalate, didecyl phthalate, diindecyl phthalate, and octyl. Phthalic acid esters such as decyl phthalate and butylbenzyl phthalate, trimellitic acid esters such as tributyl trimellitate and triocryl trimellitate, aliphatic polybasic acid esters such as diocryl adipate, dioctyl acelate, and dioctyl sepacate. tricresyl phosphate, tricylenyl phosphate, monooctyl diphenyl phosphate, 1,000 butyl dixylenyl phosphate, phosphoric acid esters of trioctyl phosphates, tributylacetyl citrate, trioctyl acetyl citrate, tributyl citrate, etc. citric acid esters, butylphthalyl butyl glycolate, etc.0 The adhesive used in the above-mentioned step (2) in the present invention is 0 to 20 parts by weight, based on 1 part by weight of such paste resin.
Preferably, 1 to 10 parts by weight, most preferably about 5 parts by weight, of a plasticizer are further blended, and the plasticizers used are those mentioned above.
なお、本発明で前述の＠にて使用される可塑剤は、上記
塩化ビニル重合体ペーストレジンを懸濁させる可塑剤の
如きものが使用される。In addition, as the plasticizer used in the above-mentioned @ in the present invention, a plasticizer that suspends the vinyl chloride polymer paste resin is used.
なお、医療用器具を構成する塩化ビニル樹脂としては、
塩化ビニルのホモポリマーの他に、塩化ビニリデン、酢
酸ビニル、ビニルアルコール等と塩化ビニルとのコポリ
マーがあり、該コポリマーの場合には、塩化ビニルと結
合するコモノマーの量は１５モル％以下、好ましくは３
〜７モル％である。In addition, the vinyl chloride resin that constitutes medical equipment is
In addition to homopolymers of vinyl chloride, there are copolymers of vinylidene chloride, vinyl acetate, vinyl alcohol, etc. with vinyl chloride, and in the case of such copolymers, the amount of comonomer bonded to vinyl chloride is 15 mol% or less, preferably 3
~7 mol%.
以下、本発明の実験結果について説明する。Below, experimental results of the present invention will be explained.
塩化ビニル樹脂１１字管と塩化ビニル樹脂製チューブ（
内径４．７１震、外径８．７＋ｓ■）とを、ハロゲンラ
ンプ（ＡＲＧＵＳ近赤外線加熱装置： （株）エース商
会）の光ビームを用いて接合した。PVC resin 11-shaped tube and PVC resin tube (
(inner diameter: 4.71 quakes, outer diameter: 8.7 + s)) were bonded using a light beam from a halogen lamp (ARGUS near-infrared heating device: Ace Shokai Co., Ltd.).
この時、Ｔ字管とチューブの密着部に予め可塑剤を配合
した塩化ビニル重合体ペーストレジン。At this time, a vinyl chloride polymer paste resin with a plasticizer added to the contact area between the T-shaped pipe and the tube is applied in advance.
もしくは可塑剤のみを充填することとした。この充填液
は、（Ｌ）９９．０％以上のポリ塩化ビニル樹脂を含む
レジン（ビニ力Ｐ４４０） １００重量部に対し、１
９３７重量部の可塑剤（ＤＯＰニジオキチルフタレート
）、および６７重量部の核剤マスターバッチ（ゲルマス
ター０ＰＯ５）を配合したものを原液とし、■ｌ容積の
上記原液を、さらに４容積の可塑剤（ＤＯＰ）にて５倍
に希釈したものを用いた。Alternatively, it was decided to fill only the plasticizer. This filling liquid was prepared by adding 1 part by weight to 100 parts by weight of a resin (Vinyryoku P440) containing 99.0% or more of polyvinyl chloride resin (L).
A stock solution containing 937 parts by weight of a plasticizer (DOP diokityl phthalate) and 67 parts by weight of a nucleating agent masterbatch (Gel Master 0PO5) was added to 1 volume of the above stock solution and an additional 4 volumes of plasticizer. (DOP) diluted 5 times.
実験は、以下の如くなされた。The experiment was conducted as follows.
■チューブ先端に少量の、可塑剤を配合した塩化ビニル
重合体ペーストレジン、もしくは可塑剤のみを塗布し、
これをＴ字管に挿入した。■Apply a small amount of vinyl chloride polymer paste resin containing a plasticizer or just a plasticizer to the tip of the tube.
This was inserted into a T-tube.
〈２）チューブとＴ字管の密着部をハロゲンランプが照
射する光ビームの焦点位置に設定し、光ビームを１秒〜
５秒の間照射した。ハロゲンランプによる照射動作は、
密着部の片側から１回もしくは両側から併せて２回のい
ずれかにて行なった。〈2) Set the close contact between the tube and the T-tube to the focal point of the light beam irradiated by the halogen lamp, and radiate the light beam for 1 second or more.
Irradiated for 5 seconds. The irradiation operation using a halogen lamp is
The test was performed either once from one side of the contact area or twice from both sides.
（■］二記照射後、密着部を放冷して接合状態を確認し
た。(■) After the second irradiation, the bonded area was allowed to cool and the bonded state was confirmed.
■接合した密着部の引張強度を測定した。引張強度はチ
ューブとＴ字管とをそれらの軸方向に引張ることにて実
施した。■The tensile strength of the bonded area was measured. The tensile strength was measured by pulling the tube and T-tube in their axial directions.
第６図は光ビームの焦点を被接合チューブの中心部に設
定した時の実験結果であり、第７図は光ビームの焦点を
チューブとＴ字管の嵌合面に設定した時の実施結果であ
る。第６図および第７図によれば以下のことが明らかに
なった。Figure 6 shows the experimental results when the focus of the light beam is set at the center of the tube to be joined, and Figure 7 shows the experimental results when the focus of the light beam is set at the mating surface of the tube and T-tube. It is. According to FIG. 6 and FIG. 7, the following became clear.
■チューブとＴ字管の間に可塑剤を配合した塩化ビニル
重合体ペーストレジンを充填するか、可塑剤のみを充填
するかは、接合強度にほとんど影響しない、いずれの場
合も、５秒照射すると表面が溶ける状態となり、３秒以
上で接着力が強くなる。■Whether a vinyl chloride polymer paste resin containing a plasticizer is filled between the tube and the T-tube or only a plasticizer is filled has little effect on the bonding strength.In either case, after 5 seconds of irradiation, The surface will melt and the adhesive will become stronger after 3 seconds or more.
■ハロゲンランプを密着部の両側から２回照射する場合
には、密着部を全周にわたってかつ強い接合強度で確実
に接合できた。(2) When the halogen lamp was irradiated twice from both sides of the adhesion area, the adhesion area could be reliably bonded over the entire circumference with strong bonding strength.
（■光ビームの焦点位置を被接合チューブの中心部に設
定するか、チューブとＴ字管の嵌合面に設定するかは、
接合強度にほとんど影響しない。(■Whether to set the focal point of the light beam at the center of the tube to be joined or at the fitting surface of the tube and T-tube,
It has almost no effect on bond strength.
なお、−上記実験の結果、照射後の放冷により十分な接
合強度を得ることができたものと認められる。しかしな
がら、照射直後の加熱状態下での引張強度はほとんどな
く、曲げに対しはがれなくなるのに約１分必要であった
。また、冷風による強制冷却にあっても、必要な接合強
度を得るためには３０秒以上の冷却時間が必要であるこ
とが認められた。It should be noted that - as a result of the above experiment, it is recognized that sufficient bonding strength could be obtained by cooling after irradiation. However, it had almost no tensile strength under the heated state immediately after irradiation, and it took about 1 minute for it to stop peeling off when bent. It was also found that even with forced cooling using cold air, a cooling time of 30 seconds or more is required to obtain the necessary bonding strength.
［発明の効果］
以上のように、本発明に係る医療用器具の製造方法は、
互いに熱による接着性を示す複数の部品を接着してなる
医療用器具の製造方法であって、該部品の接着面同士を
密着し、上記密着部に光ビームを照射して加熱すること
により上記部品同士を接着するようにしたものである。[Effect of the invention] As described above, the method for manufacturing a medical device according to the present invention has the following effects:
A method for manufacturing a medical device by bonding a plurality of components that exhibit thermal adhesiveness to each other, the adhesive surfaces of the components being brought into close contact with each other, and a light beam being irradiated onto the adhered portion to heat it. The parts are glued together.
したがって、塩化ビニル樹脂製成形部品と塩化ビニル樹
脂製チューブ等の互いに熱による接着性を示す複数の部
品を接合するに際し、医療用器具の生理的安全性を損な
うおそれがなく、また密着部に外部損傷変形をともなう
ことなく、さらに医療用器具の滅菌前に確実に接合する
ことができる。Therefore, when joining multiple parts that exhibit thermal adhesiveness to each other, such as a molded part made of vinyl chloride resin and a tube made of vinyl chloride resin, there is no risk of impairing the physiological safety of the medical device, and there is no risk of damaging the physiological safety of the medical device. Furthermore, it is possible to reliably join medical instruments before sterilization without causing damage or deformation.
第１図は本発明の実施に用いられる接合？／ｃ置の一例
を示す模式図、第２図は接合装置の他の例を示す模式図
、第３図は光ビームの焦点を被接合チューブの中心部に
設定した状態を示す模式図、第４図は光ビームの焦点を
成形部品とチューブの嵌合面に設定した状態を示す模式
図、第５図は成形部品とチューブとの接合例を示す斜視
図、第６図は本発明の効果を示す図表、第７図は本発明
の効果を示す他の図表、第８図は接合装置の他の例を示
す模式図、第９図は接合装置の他の例を示す模式図であ
る。
１・・・医療用器具、
２・・・成形部品、
３・・・チューブ、
１０．２０．３０．４０・・・接合装置。
１１．２１．３１．４１・・・照射ランプ。Figure 1 shows the joints used to implement the present invention. Fig. 2 is a schematic diagram showing another example of the welding device; Fig. 3 is a schematic diagram showing a state in which the focus of the light beam is set at the center of the tube to be welded; Figure 4 is a schematic diagram showing the state in which the focus of the light beam is set on the fitting surface of the molded part and the tube, Figure 5 is a perspective view showing an example of joining the molded part and the tube, and Figure 6 is the effect of the present invention. FIG. 7 is another chart showing the effects of the present invention, FIG. 8 is a schematic diagram showing another example of the bonding device, and FIG. 9 is a schematic diagram showing another example of the bonding device. DESCRIPTION OF SYMBOLS 1... Medical instrument, 2... Molded part, 3... Tube, 10.20.30.40... Joining device. 11.21.31.41...Irradiation lamp.
Claims (8)
てなる医療用器具の製造方法であって、該部品の接着面
同士を密着し、上記密着部に光ビームを照射して加熱す
ることにより上記部品同士を接着することを特徴とする
医療用器具の製造方法。(1) A method for manufacturing a medical device made by bonding a plurality of components that exhibit thermal adhesiveness to each other, in which the adhesive surfaces of the components are brought into close contact with each other, and the adhered portion is heated by irradiating a light beam. A method for manufacturing a medical device, characterized in that the above-mentioned parts are bonded together.
が塩化ビニル樹脂製である医療用器具の製造方法。(2) A method for manufacturing a medical device according to claim 1, wherein the parts to be bonded are made of vinyl chloride resin.
される前記部品の密着部に予め可塑剤を配合した塩化ビ
ニル重合体ペーストレジンを充填してなる医療用器具の
製造方法。(3) The method of manufacturing a medical device according to claim 2, wherein the close contact portion of the component that is irradiated with the light beam is filled with a vinyl chloride polymer paste resin mixed with a plasticizer in advance.
される前記部品の密着部に予め可塑剤を充填してなる医
療用器具の製造方法。(4) A method for manufacturing a medical device according to claim 2, wherein a plasticizer is filled in advance into a close contact portion of the component that is irradiated with a light beam.
ランプの集光ビームであり、照射ランプが前記密着部の
片側に配置される医療用器具の製造方法。(5) The method of manufacturing a medical instrument according to claim 1, wherein the light beam is a condensed beam of an irradiation lamp, and the irradiation lamp is disposed on one side of the contact portion.
ランプの集光ビームであり、照射ランプが前記密着部の
両側に配置される医療用器具の製造方法。(6) The method of manufacturing a medical instrument according to claim 1, wherein the light beam is a condensed beam of an irradiation lamp, and the irradiation lamps are arranged on both sides of the contact portion.
ロゲンランプである医療用器具の製造方法。(7) The method for manufacturing a medical instrument according to claim 1, wherein the irradiation lamp is a halogen lamp.
セノンランプである医療用器具の製造方法。(8) The method for manufacturing a medical device according to claim 1, wherein the irradiation lamp is a xenon lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62309589A JPH01151464A (en) | 1987-12-09 | 1987-12-09 | Manufacture of medical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62309589A JPH01151464A (en) | 1987-12-09 | 1987-12-09 | Manufacture of medical device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01151464A true JPH01151464A (en) | 1989-06-14 |
| JPH0586745B2 JPH0586745B2 (en) | 1993-12-14 |
Family
ID=17994851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62309589A Granted JPH01151464A (en) | 1987-12-09 | 1987-12-09 | Manufacture of medical device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01151464A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0645980A1 (en) * | 1992-04-23 | 1995-04-05 | Migada, Inc. | Fluid coupling device for a blood sampling unit |
| WO2007115803A3 (en) * | 2006-04-06 | 2007-11-22 | Fresenius Medical Care De Gmbh | Transmission laser welding method for joining molded plastic articles |
| EP2159037A1 (en) | 2008-08-28 | 2010-03-03 | Leister Process Technologies | Connection or branching element for connecting with a tube end section using the laser radiation method and laser head and connection method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51134770A (en) * | 1975-05-20 | 1976-11-22 | Ushio Electric Inc | Method of fusionnwelding resin |
| JPS55103920A (en) * | 1979-02-05 | 1980-08-08 | Yazaki Corp | Thermal fusion welding method using infrared rays |
-
1987
- 1987-12-09 JP JP62309589A patent/JPH01151464A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51134770A (en) * | 1975-05-20 | 1976-11-22 | Ushio Electric Inc | Method of fusionnwelding resin |
| JPS55103920A (en) * | 1979-02-05 | 1980-08-08 | Yazaki Corp | Thermal fusion welding method using infrared rays |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0645980A1 (en) * | 1992-04-23 | 1995-04-05 | Migada, Inc. | Fluid coupling device for a blood sampling unit |
| US5620008A (en) * | 1992-04-23 | 1997-04-15 | Migada Inc. | Fluid coupling device for a blood sampling unit |
| WO2007115803A3 (en) * | 2006-04-06 | 2007-11-22 | Fresenius Medical Care De Gmbh | Transmission laser welding method for joining molded plastic articles |
| JP2009532236A (en) * | 2006-04-06 | 2009-09-10 | フレゼニウス メディカル ケアー ドイチュラント ゲゼルシャフト ミット ベシュレンクテル ハフツング | Laser transmission welding method for joining molded plastic bodies |
| EP2444237A1 (en) * | 2006-04-06 | 2012-04-25 | Fresenius Medical Care Deutschland GmbH | Transmission laser welding method for joining plastic moulded articles |
| US8778120B2 (en) | 2006-04-06 | 2014-07-15 | Fresenius Medical Care Deutschland Gmbh | Transmission laser welding method for connecting shaped plastic bodies |
| EP2159037A1 (en) | 2008-08-28 | 2010-03-03 | Leister Process Technologies | Connection or branching element for connecting with a tube end section using the laser radiation method and laser head and connection method |
| WO2010022886A1 (en) * | 2008-08-28 | 2010-03-04 | Leister Process Technologies | Laser head and method of connecting tubular parts by the laser transmission method |
| US8505604B2 (en) | 2008-08-28 | 2013-08-13 | Leister Technologies Ag | Laser head and method of connecting tubular parts by the laser transmission method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0586745B2 (en) | 1993-12-14 |
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