JPH04506910A - 先端充填超音波カテーテル - Google Patents
先端充填超音波カテーテルInfo
- Publication number
- JPH04506910A JPH04506910A JP2510619A JP51061990A JPH04506910A JP H04506910 A JPH04506910 A JP H04506910A JP 2510619 A JP2510619 A JP 2510619A JP 51061990 A JP51061990 A JP 51061990A JP H04506910 A JPH04506910 A JP H04506910A
- Authority
- JP
- Japan
- Prior art keywords
- distal end
- sheath
- catheter
- septum
- catheter sheath
- 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
- 238000002604 ultrasonography Methods 0.000 title claims description 14
- 239000012530 fluid Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000001802 infusion Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005192 partition Methods 0.000 claims 1
- 239000012858 resilient material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000012285 ultrasound imaging Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000282994 Cervidae Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000000560 biocompatible material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000008223 sterile water Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0009—Making of catheters or other medical or surgical tubes
- A61M25/001—Forming the tip of a catheter, e.g. bevelling process, join or taper
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
- A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/445—Details of catheter construction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Acoustics & Sound (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
Description
Claims (15)
- 1.遠位端部および近位端部を有する超音波伝達性材料から形成した細長いカテ ーテルさや;チャンバーを前記カテーテルさやおよび隔壁の遠位端部に関して画 成する前記細長いカテーテルさやの前記遠位端部内に配置した弾性隔壁;および 流体を前記チャンバーに注入し、流体を前記チャンバーに、患者についての適当 な超音波検査を妨げる気泡形成を除去しながら導入するために、注入器針を挿入 することのできる前記さやの遠位端部に設けた位置から構成したことを特徴とす る発生した超音波の伝達−受信を利用する体内の診断装置。
- 2.前記隔壁が弾性材料の円筒形状のプラグからなる請求の範囲1記載の装置。
- 3.前記位置が注入器針を向ける標的を与える前記カテーテルさやにおける開口 を含む請求の範囲1記載の装置。
- 4.前記隔壁および前記位置を互いに隣接するようにした請求の範囲1記載の装 置。
- 5.前記さやの前記遠位端部が前記さやの部分として形成した前もって形成した 突出操作先端を含む請求の範囲1記載の装置。
- 6.前記位置を、前記突出先端に隣接する、前記さやの遠位端部の中心から離れ て位置した請求の範囲5記載の装置。
- 7.前記位置が前記さやを通し、前記隔壁を露出する開口を含む請求の範囲6記 載の装置。
- 8.遠位端部および近位端部を有する細長い可撓性さやを設け;弾性材料のプラ グを前記細長いさやの遠位端部に挿入し;および前記さやの遠位端部に注入器針 を挿入するための位置を設けることを特徴とする発生した超音波の伝達・受信を 利用する体内を診断する装置の製造方法。
- 9.前記プラグのまわりの前記カテーテルさやの遠位端部の末端部分を熱および /圧力を用いて成形して前記位置を形成する段階を含む請求の範囲8記載の方法 。
- 10.前記位置が前記カテーテルさやを貫通して前記隔壁を露出させる階段を含 む請求の範囲8記載の方法。
- 11.前もって形成した突出操作先端に隣接する前記カテーテルさやの遠位端部 に、前記位置を設ける階段を含む請求の範囲10記載の方法。
- 12.弾性材料の前記プラグを前記カテーテルさやの前記遠位端部に前記カテー テルさやの近位端部を介して挿入する段階を含む請求の範囲8記載の方法。
- 13.前記プラグを、前記カテーテルの遠位端部に挿入するためのマンドレルの 端部に配置する段階を含む請求の範囲12記載の方法。
- 14.近位端部および閉鎖遠位端部を有する細長い可撓性カテーテルさやを設け 、前記閉鎖遠位端部に弾性プラグを配置し、前記プラグおよび前記カテーテルさ やがチャンネルを画成し;前記カテーテルさやの遠位端部に位置を設け;注入器 針を前記位置に挿入し、隔壁を介して前記チャンバーを貫通させて流体を前記注 入器からチャンバーに注入し、充填する段階を含むことを特徴とする発生した超 音波の伝達−受信を利用する体内を診断する装置の組立方法。
- 15.注入器針を隔壁および位置から引き抜いてカテーテルさやの遠位端部をそ れ自体封止して閉鎖する段階を含む請求の範囲14記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US385,813 | 1989-07-26 | ||
US07/385,813 US5002059A (en) | 1989-07-26 | 1989-07-26 | Tip filled ultrasound catheter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04506910A true JPH04506910A (ja) | 1992-12-03 |
JP3279558B2 JP3279558B2 (ja) | 2002-04-30 |
Family
ID=23522983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51061990A Expired - Lifetime JP3279558B2 (ja) | 1989-07-26 | 1990-07-25 | 先端充填超音波カテーテル |
Country Status (5)
Country | Link |
---|---|
US (1) | US5002059A (ja) |
EP (1) | EP0483238B1 (ja) |
JP (1) | JP3279558B2 (ja) |
DE (1) | DE69022994T2 (ja) |
WO (1) | WO1991001686A1 (ja) |
Families Citing this family (125)
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DE3829603A1 (de) * | 1988-09-01 | 1990-03-15 | Kontron Holding Ag | Ultraschallendoskopeinrichtung |
US5438997A (en) * | 1991-03-13 | 1995-08-08 | Sieben; Wayne | Intravascular imaging apparatus and methods for use and manufacture |
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-
1989
- 1989-07-26 US US07/385,813 patent/US5002059A/en not_active Expired - Lifetime
-
1990
- 1990-07-25 DE DE69022994T patent/DE69022994T2/de not_active Expired - Fee Related
- 1990-07-25 EP EP90911391A patent/EP0483238B1/en not_active Expired - Lifetime
- 1990-07-25 JP JP51061990A patent/JP3279558B2/ja not_active Expired - Lifetime
- 1990-07-25 WO PCT/US1990/004180 patent/WO1991001686A1/en active IP Right Grant
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US5002059A (en) | 1991-03-26 |
DE69022994T2 (de) | 1996-03-14 |
EP0483238B1 (en) | 1995-10-11 |
DE69022994D1 (de) | 1995-11-16 |
EP0483238A4 (en) | 1992-08-19 |
WO1991001686A1 (en) | 1991-02-21 |
JP3279558B2 (ja) | 2002-04-30 |
EP0483238A1 (en) | 1992-05-06 |
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