CN105615938A - Disposable digestive tract soft tissue clamp - Google Patents

Disposable digestive tract soft tissue clamp Download PDF

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Publication number
CN105615938A
CN105615938A CN201610146442.6A CN201610146442A CN105615938A CN 105615938 A CN105615938 A CN 105615938A CN 201610146442 A CN201610146442 A CN 201610146442A CN 105615938 A CN105615938 A CN 105615938A
Authority
CN
China
Prior art keywords
cylinder
metal clip
tightening
soft tissue
folder
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
Application number
CN201610146442.6A
Other languages
Chinese (zh)
Inventor
李洪谊
刘富忠
李姣
麻树人
吴玲
张永成
李贵阳
柳全乐
孙玉盛
郑金锋
王闯
王耀涓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang Shangxian Minimally Invasive Medical Devices Co Ltd
Original Assignee
Shenyang Shangxian Minimally Invasive Medical Devices Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenyang Shangxian Minimally Invasive Medical Devices Co Ltd filed Critical Shenyang Shangxian Minimally Invasive Medical Devices Co Ltd
Priority to CN201610146442.6A priority Critical patent/CN105615938A/en
Priority to PCT/CN2016/000232 priority patent/WO2017156649A1/en
Publication of CN105615938A publication Critical patent/CN105615938A/en
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/122Clamps or clips, e.g. for the umbilical cord
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00743Type of operation; Specification of treatment sites
    • A61B2017/00818Treatment of the gastro-intestinal system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B2017/12004Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding

Abstract

The invention discloses a disposable digestive tract soft tissue clamp, and belongs to the field of medical instruments.The disposable digestive tract soft tissue clamp is provided with a handle, a conveying mechanism, a hook and a releasing mechanism; the releasing mechanism comprises a metal clamp and a tightening barrel; the metal clamp is provided with an arc-shaped root and a pair of clamping jaws forwards extending from the arc-shaped root, and extending arms of the clamping jaws are crosswise arranged; the inner wall of the tightening barrel is provided with a ring of protrusions, the arc-shaped root of the metal clamp is located at the front end of the tightening barrel, the tail end of the hook stretches into the tightening barrel from the back end of the tightening barrel to be connected with the arc-shaped root of the metal clamp, the hook drives the metal clamp to move into the tightening barrel to enable the clamping jaws of the metal clamp to be closed, the arc-shaped root of the metal clamp enters the tightening barrel and passes through the protrusions, and the protrusions tightly wrap the metal clamp to prevent the metal clamp from being disengaged towards the front end of the tightening barrel to be opened; the head end of the hook is connected with the conveying mechanism.Accordingly, the glue filling operation in the prior art is omitted, and the assembling technology of the disposable digestive tract soft tissue clamp is simpler.

Description

Single use digestive tube soft tissue presss from both sides
Technical field
The present invention relates to medical instruments field, particularly relate to a kind of single use digestive tube soft tissue folder.
Background technology
Along with continuous progress and the development of medical technology, for the methods for the treatment of of body interior pathological tissues and technology also at development, the pathology in digestive tube adopts Microendoscopic tool operation to treat usually, and some operations can cause therapeutic area hemorrhage. The normal endoscope hemostasis method adopted has electrocoagulation, the methods such as laser photocoagulation method, medicine hemostatic method and hemostatic clamp at present. Hemostatic clamp anthemorrhagic speed is fast, after art soft tissue healing fast, the physical efficiency that comes off is from external discharge, and wound is little, few intercurrent disease.
Existing hemostatic clamp product, needs to fill glue at inside pipe casing, forms elastomerics after glue curing, and its effect prevents the metal pawl after closing from deviating from forward from sleeve pipe, and metal pawl is kept closed. Therefore, existing hemostatic clamp assembling product is more complicated, greatly consuming time when producing product.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of single use digestive tube soft tissue folder, adopt tightening up that to arrange a circle in cylinder protruding, utilize protruding and/tighten up the elastic deformation ability of cylinder, tighten up in cylinder when hook drives metal clip to be closed into backward, projection packs tightly metal clip, forms shrink-fit, prevents it from deviating to open forward; Make this digestive tube soft tissue folder can reach the anti-de-object of clamping by simple structure, thus simplify the manufacturing process of this digestive tube soft tissue folder, and reduce its manufacturing cost.
The technical scheme that the invention adopts is:
Single use digestive tube soft tissue presss from both sides, there is handle, transfer mechanism, hook and releasing mechanism, described releasing mechanism comprises metal clip and tightens up cylinder, and described metal clip has arc root and to the folder pawl extended forward from arc root, and the extension arm of folder pawl is arranged in intersecting;
It is protruding that the described inwall tightening up cylinder is provided with a circle, the arc root of metal clip is positioned at the front end tightening up cylinder, the tail end of hook stretches into the arc root tightened up in cylinder with metal clip and is connected from the rear end tightening up cylinder, described hook drives metal clip, and to tightening up, the inner couple's folder pawl making metal clip that moves of cylinder closes, arc root on metal clip enters and tightens up cylinder and cross projection, metal clip is packed tightly by projection, prevents metal clip from deviating to open in a front end to tightening up; The first end of described hook is connected with transfer mechanism.
Described single use digestive tube soft tissue folder, the described front end tightening up cylinder is provided with card and buckles, and the extension arm of described folder pawl has spacing groove, when metal clip to tighten up in cylinder mobile closed time, the card tightening up a front end is buckled and is offseted with spacing groove, prevents metal clip from deviating to open in a front end to tightening up.
Described single use digestive tube soft tissue folder, described in tighten up the cylinder internal diameter of cylinderTime closed with metal clip, the maximum width H phase of arc root is mated, and described projection is 0.1mm-0.4mm relative to the height tightening up an inwall.
Described single use digestive tube soft tissue folder, the described cylinder that tightens up is divided into two portions, being respectively and be positioned at the sleeve tightening up tube rear end and be positioned at the metal cylinder tightening up a front end, described sleeve is high molecule plastic material, and described projection is arranged on the inwall in the middle part of sleeve.
Described single use digestive tube soft tissue folder, described projection is 0.1mm-0.4mm relative to the height of sleeve lining.
Described single use digestive tube soft tissue folder, the cylinder internal diameter of barrel forward end isThe cylinder internal diameter of sleeve rear end isWhen metal clip is closed, the maximum width of arc root is H, cylinder internal diameterTime closed with metal clip, the maximum width H phase of arc root is mated,The maximum width H being less than arc root when metal clip closes,Preferably
Described single use digestive tube soft tissue folder, described card button bit has in the side tightening up cylinder inside and the plane I that spacing groove cell wall coordinates, the Planar Mechanism that opening place has with spacing groove bottom land coordinates of card button.
Described single use digestive tube soft tissue folder, described card button bit has and the conical surface of spacing slot fit in the side tightening up cylinder outside.
Described single use digestive tube soft tissue folder; described transfer mechanism comprises sliding bar, be arranged on sliding bar slip ring, lead silk, spring tube and protective tube; spring tube is set in leads silk outside; protective tube is set on spring tube; the one end leading silk is connected with slip ring; the first end of the other end and hook of leading silk is connected, and described handle is arranged on the top of sliding bar.
The invention has following useful effect:
The invention single use digestive tube soft tissue folder utilizes simple structure, and the combination of structure and material character and coordinating, and eliminates the operation filling glue in prior art, and the assembling technique that single use digestive tube soft tissue is pressed from both sides is simpler.
The material of the invention middle sleeve selects high molecule plastic, and the sleeve after shaping has good elastic deformability, when returning after metal clip is closed in cover copper, can pack tightly metal clip firmly, prevent it from deviating from forward. It is protruding that sleeve inner is provided with a circle, returns in sleeve after metal clip is closed, and projection can make package power increase, and forms shrink-fit, prevents it from deviating from forward further. When metal clip is closed, the size of arc root is greater than the diameter of sleeve afterbody, and after metal clip is closed, the two also can form shrink-fit, prevents metal clip from deviating to open forward further.
Metal cylinder front end arranges card and buckles, and metal clip has spacing groove, and when metal clip rearward movement, the card of metal cylinder front end is buckled and offseted with the spacing groove of metal clip, prevents metal clip from deviating from forward further. Card buckle be provided with can with the cone surface of spacing slot fit, play guiding and restriction effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of single use digestive tube soft tissue folder.
Fig. 2 is the partial cutaway TV structure schematic diagram of single use digestive tube soft tissue folder.
Fig. 3 is the structural representation that in releasing mechanism, metal clip opens.
Fig. 4 is the structural representation that in releasing mechanism, metal clip is closed.
Fig. 5 is the structural representation of metal clip shown in Fig. 4.
Fig. 6 is the structural representation tightening up cylinder shown in Fig. 4.
Embodiment
Single use digestive tube soft tissue folder, has handle, transfer mechanism, hook 4 and releasing mechanism as shown in figures 1 to 6. Transfer mechanism comprises sliding bar 8, be arranged on sliding bar 8 slip ring 9, lead silk 5, spring tube 6 and protective tube 7; spring tube 6 is set in leads silk 5 outside; protective tube 7 is set on spring tube 6; the one end leading silk 5 is connected with slip ring 9; the first end of the other end and hook 4 of leading silk 5 is connected, and leads silk 5 and is connected with hook 4 employing Type of Welding. Handle is arranged on the top of sliding bar 8.
Releasing mechanism comprises metal clip 1 and tightens up cylinder as seen in figures 3-6, and metal clip 1 has arc root 11 and to the folder pawl 12 extended forward from arc root 11, and the extension arm of folder pawl 12 is arranged in intersecting; The inwall tightening up cylinder is provided with a circle projection 31, the arc root 11 of metal clip 1 is positioned at the front end tightening up cylinder, the tail end of hook 4 stretches into the arc root 11 tightened up in cylinder with metal clip 1 and is connected from the rear end tightening up cylinder, to tightening up, the inner couple's folder pawl 12 making metal clip 1 that moves of cylinder closes hook 4 drive metal clip 1, arc root 11 on metal clip 1 enters and tightens up in cylinder and cross protruding 31, metal clip 1 is packed tightly by protruding 31, prevents metal clip 31 from deviating to open in a front end to tightening up. Hook 4 adopts hook extension to be connected with metal clip 1.
Tighten up the cylinder internal diameter of cylinderWhen closing with metal clip 1, the maximum width H phase of arc root 11 is mated, and projection 31 is 0.1mm-0.4mm relative to the height tightening up an inwall.
Tightening up cylinder and be divided into two portions, be respectively and be positioned at the sleeve 3 tightening up tube rear end and be positioned at the metal cylinder 2 tightening up a front end, sleeve 3 is high molecule plastic material, has bigger elastic deformability, and protruding 31 are arranged on the inwall in the middle part of sleeve 3. Projection 31 is 0.1mm-0.4mm relative to the height of sleeve 3 inwall. The cylinder internal diameter of barrel forward end isThe cylinder internal diameter of sleeve rear end isWhen metal clip 1 closes, the maximum width of arc root is H, cylinder internal diameterTime closed with metal clip, the maximum width H phase of arc root is mated,The maximum width H being less than arc root when metal clip closes,More preferablyBefore metal clip 1 is closed, the maximum width of arc root 11 is H1, the cylinder internal diameter of protruding 31 isThere is certain magnitude relationship namelyWhen linking up with 4 rearward movement, drive metal clip 1 enter tighten up cylinder close, arc root 11 maximum width of metal clip 1 is by H1Turn into H, due to H1WithBeing more or less the same, metal clip 1 can easily enter sleeve 2, and now meetsOwing to sleeve 2 is made up of the good macromolecular material of elastic deformability, when metal clip 1 passes through the projection 31 in sleeve 2 instantaneously, sleeve projection place's meeting deform outward, then packs tightly rapidly metal clip 1, form shrink-fit, now arc root 11 maximum width of metal clip 1Continuing to pull metal clip 1, metal clip 1 finally enters the afterbody of sleeve 2, and metal clip 1 afterbody has the trend recovering elemental height, due to elemental heightThe arc root 11 of metal clip 1 is packed tightly by sleeve 2 tail end, forms shrink-fit, therefore prevents metal clip 1 from deviating to open forward further.
The front end of the front end and metal cylinder 2 of tightening up cylinder is provided with card and buckles 21, the extension arm of folder pawl 12 has spacing groove 13, when metal clip 1 to tighten up in cylinder mobile closed time, the card of metal cylinder 2 front end is buckled 21 and is offseted with spacing groove 13, prevents metal clip 1 from deviating to open in a front end to tightening up. The plane I 22 that side has with spacing groove 13 cell wall coordinates that card button 21 is positioned at metal cylinder 2 inside, the Planar Mechanism 23 that opening place has with spacing groove 13 bottom land coordinates of card button 21. Preferably, the conical surface 24 that side has with spacing groove 13 coordinates that card button 21 is positioned at metal cylinder 2 outside.
When slip ring 9 in transfer mechanism moves, drive and lead silk 5, hook 4, metal clip 1 moves together; There is gap between spring tube 6 and protective tube 7, the two can be free to slide relatively; Keep protective tube 7 position constant, move moving slide-bar 8 backward overall, drive metal clip 1 indentation protective tube 7 inner, when entering endoscope channel, metal clip 1 and endoscope channel can be protected intact, be not damaged; Pulling protective tube 7 backward, metal clip 1 opens gradually; Slip ring 9 can slide on sliding bar 8, when slip ring 9 rearward movement, drives and leads silk 5 rearward movement, thus by hook 4 drive metal clips 1, metal clip 1 is entered and tightens up in cylinder closed and locked gradually, and hook 4 disengaging metal clips 1, depart from whole releasing mechanism then.

Claims (9)

1. single use digestive tube soft tissue folder, has handle, transfer mechanism, hook and releasing mechanism, and described releasing mechanism comprises metal clip and tightens up cylinder, it is characterised in that,
Described metal clip has arc root and to the folder pawl extended forward from arc root, and the extension arm of folder pawl is arranged in intersecting;
It is protruding that the described inwall tightening up cylinder is provided with a circle, the arc root of metal clip is positioned at the front end tightening up cylinder, the tail end of hook stretches into the arc root tightened up in cylinder with metal clip and is connected from the rear end tightening up cylinder, described hook drives metal clip, and to tightening up, the inner couple's folder pawl making metal clip that moves of cylinder closes, arc root on metal clip enters and tightens up cylinder and cross projection, metal clip is packed tightly by projection, prevents metal clip from deviating to open in a front end to tightening up; The first end of described hook is connected with transfer mechanism.
2. single use digestive tube soft tissue according to claim 1 folder, it is characterized in that, the described front end tightening up cylinder is provided with card and buckles, the extension arm of described folder pawl has spacing groove, when metal clip to tighten up in cylinder mobile closed time, the card tightening up a front end is buckled and is offseted with spacing groove, prevents metal clip from deviating to open in a front end to tightening up.
3. single use digestive tube soft tissue according to claim 1 folder, it is characterised in that, described in tighten up the cylinder internal diameter of cylinderTime closed with metal clip, the maximum width H phase of arc root is mated, and described projection is 0.1mm-0.4mm relative to the height tightening up an inwall.
4. single use digestive tube soft tissue according to claim 1 and 2 folder, it is characterized in that, the described cylinder that tightens up is divided into two portions, it is respectively and it is positioned at the sleeve tightening up tube rear end and is positioned at the metal cylinder tightening up a front end, described sleeve is high molecule plastic material, and described projection is arranged on the inwall in the middle part of sleeve.
5. single use digestive tube soft tissue according to claim 4 folder, it is characterised in that, described projection is 0.1mm-0.4mm relative to the height of sleeve lining.
6. single use digestive tube soft tissue according to claim 4 folder, it is characterised in that, the cylinder internal diameter of barrel forward end isThe cylinder internal diameter of sleeve rear end isWhen metal clip is closed, the maximum width of arc root is H, cylinder internal diameterTime closed with metal clip, the maximum width H phase of arc root is mated,The maximum width H being less than arc root when metal clip closes,Preferably
7. single use digestive tube soft tissue according to claim 2 folder, it is characterised in that, described card button bit has in the side tightening up cylinder inside and the plane I that spacing groove cell wall coordinates, the planar I I that opening place has with spacing groove bottom land coordinates of card button.
8. according to claim 2 or 7 single use digestive tube soft tissue folder, it is characterised in that, described card button bit has and the conical surface of spacing slot fit in the side tightening up cylinder outside.
9. single use digestive tube soft tissue according to claim 1 folder; it is characterized in that; described transfer mechanism comprises sliding bar, be arranged on sliding bar slip ring, lead silk, spring tube and protective tube; spring tube is set in leads silk outside; protective tube is set on spring tube; the one end leading silk is connected with slip ring, and the first end of the other end and hook of leading silk is connected, and described handle is arranged on the top of sliding bar.
CN201610146442.6A 2016-03-15 2016-03-15 Disposable digestive tract soft tissue clamp Pending CN105615938A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610146442.6A CN105615938A (en) 2016-03-15 2016-03-15 Disposable digestive tract soft tissue clamp
PCT/CN2016/000232 WO2017156649A1 (en) 2016-03-15 2016-04-29 Disposable digestive tract soft tissue clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610146442.6A CN105615938A (en) 2016-03-15 2016-03-15 Disposable digestive tract soft tissue clamp

Publications (1)

Publication Number Publication Date
CN105615938A true CN105615938A (en) 2016-06-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (2)

Country Link
CN (1) CN105615938A (en)
WO (1) WO2017156649A1 (en)

Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN108451628A (en) * 2018-04-08 2018-08-28 西南医科大学附属中医医院 Bone surgery forming from steel wire clutch
CN109350171A (en) * 2018-11-29 2019-02-19 张强 Hemostasis and suture disjunctor two-sided clip and operating method through digesting endoscope duct
CN109805977A (en) * 2019-03-21 2019-05-28 南京微创医学科技股份有限公司 A kind of Medical hemostatic clamp
CN113289268A (en) * 2021-05-25 2021-08-24 河南科技大学第一附属医院 Reusable radiotherapy gold mark positioner, positioning controller and positioning device

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CN108969043A (en) * 2018-08-17 2018-12-11 刘建强 Releasable alimentary canal Tncision closing device
CN110432947A (en) * 2019-08-09 2019-11-12 黄皆澔 Running fire Clip Applier

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108451628A (en) * 2018-04-08 2018-08-28 西南医科大学附属中医医院 Bone surgery forming from steel wire clutch
CN109350171A (en) * 2018-11-29 2019-02-19 张强 Hemostasis and suture disjunctor two-sided clip and operating method through digesting endoscope duct
CN109805977A (en) * 2019-03-21 2019-05-28 南京微创医学科技股份有限公司 A kind of Medical hemostatic clamp
CN109805977B (en) * 2019-03-21 2024-03-05 南微医学科技股份有限公司 Medical hemostatic clamp
CN113289268A (en) * 2021-05-25 2021-08-24 河南科技大学第一附属医院 Reusable radiotherapy gold mark positioner, positioning controller and positioning device
CN113289268B (en) * 2021-05-25 2022-11-04 河南科技大学第一附属医院 Reusable radiotherapy gold mark positioner, positioning controller and positioning device

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Application publication date: 20160601