JPH0731621A - Suture ligature device - Google Patents

Suture ligature device

Info

Publication number
JPH0731621A
JPH0731621A JP5178956A JP17895693A JPH0731621A JP H0731621 A JPH0731621 A JP H0731621A JP 5178956 A JP5178956 A JP 5178956A JP 17895693 A JP17895693 A JP 17895693A JP H0731621 A JPH0731621 A JP H0731621A
Authority
JP
Japan
Prior art keywords
clip
holding
leg
ultrasonic
portions
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
Application number
JP5178956A
Other languages
Japanese (ja)
Other versions
JP3467055B2 (en
Inventor
Masaru Karasawa
勝 唐澤
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP17895693A priority Critical patent/JP3467055B2/en
Publication of JPH0731621A publication Critical patent/JPH0731621A/en
Application granted granted Critical
Publication of JP3467055B2 publication Critical patent/JP3467055B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

PURPOSE:To achieve a suture and ligature of an organic tissue accurately without impairing characteristic such as durability and strength after an ultrasonic welding by preventing a positional deviation of a part subjected to the ultrasonic welding between contact surfaces of both grasping elements in the ultrasonic welding of a contact part between a pair of the grasping elements using a polymer material. CONSTITUTION:A rugged part 5 is formed between contact surfaces 4a and 4a of both leg parts 2 and 2 to prevent a positional deviation of a part subjected to an ultrasonic welding.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は超音波振動を利用して、
生体組織を縫合、結紮する際に用いられる縫合結紮具に
関する。
BACKGROUND OF THE INVENTION The present invention utilizes ultrasonic vibration to
The present invention relates to a suture and ligature tool used when suturing and ligating a biological tissue.

【0002】[0002]

【従来の技術】従来から血管等の管状組織を結紮する場
合にはクリップなどの結紮部材を用いてメカニカルに結
紮することが一般に行われている。この結紮部材の素材
としては例えばチタン等の金属材料を用いる場合と、例
えばナイロンなどの高分子物質(合成樹脂材料)を用い
る場合とがある。なお、後者の結紮部材としては例えば
ポリラクタイド、ポリグリコライド、ポリジオキサノン
など生体吸収性物質を素材としたものが近年、普及して
きている。
2. Description of the Related Art Conventionally, when a tubular tissue such as a blood vessel is ligated, it is generally performed mechanically by using a ligating member such as a clip. The material of the ligation member may be a metal material such as titanium, or a polymer material (synthetic resin material) such as nylon. Incidentally, as the latter ligating member, those made of a bioabsorbable substance such as polylactide, polyglycolide, polydioxanone have become popular in recent years.

【0003】ところで、合成樹脂製の縫合結紮部材で生
体組織をメカニカルに縫合、結紮する場合よりも、更に
確実に生体組織を縫合、結紮する手段として合成樹脂製
の縫合結紮部材に超音波振動を加えて合成樹脂製の縫合
結紮部材の一部を溶着させる技術が開発されている。
By the way, ultrasonic vibration is applied to the suture ligation member made of synthetic resin as a means to sew and ligate the biomedical tissue more reliably than when mechanically suturing and ligating the biomedical tissue with the suture ligation member made of synthetic resin. In addition, a technique for welding a part of a synthetic resin suture and ligature member has been developed.

【0004】ここで、使用されるクリップなどの結紮部
材には生体組織を挾持する接離可能な一対の挾持要素が
設けられている。そして、一対の挾持要素を接近させた
挾持位置で生体組織を一対の挾持要素間で挾持させると
ともに、一対の挾持要素が挾持位置で保持されている状
態で両挾持要素間の接触部分を超音波溶着して両挾持要
素間を固定し、生体組織を縫合結紮するようになってい
る。
Here, a ligating member such as a clip used is provided with a pair of gripping elements which can hold and separate a living tissue. Then, the living tissue is held between the pair of holding elements at the holding position where the pair of holding elements are brought close to each other, and the contact portion between the two holding elements is ultrasonicated while the pair of holding elements are held at the holding position. The two holding elements are fixed by welding and the living tissue is sutured and ligated.

【0005】[0005]

【発明が解決しようとする課題】しかしながら、上記従
来構成のものにあってはクリップなどの結紮部材におけ
る両挾持要素間の接触部分を超音波溶着する際、超音波
振動により結紮部材の接合・溶着面で位置ずれが生じて
結紮部材が過剰に変形するおそれがあるので、このよう
な場合には結紮部材の接合・溶着面を適正な状態で溶着
することができない問題がある。そのため、結紮部材に
おける挾持要素間の接触部分を超音波溶着した後、縫合
結紮部材の耐久性、強度等が不十分なものとなるおそれ
がある。
However, in the above-described conventional structure, when ultrasonically welding the contact portion between both holding elements in the ligating member such as a clip, the ligating member is joined and welded by ultrasonic vibration. There is a possibility that the ligation member may be excessively deformed due to the displacement of the surface, and in such a case, there is a problem that the joining / welding surface of the ligation member cannot be welded in an appropriate state. Therefore, after ultrasonically welding the contact portion between the holding elements in the ligature member, the durability and strength of the suture ligature member may be insufficient.

【0006】本発明は上記事情に着目してなされたもの
で、その目的は、合成樹脂製の一対の挾持要素間の接触
部分を超音波溶着する際に、両挾持要素の接触面間の超
音波溶着部分の位置ずれを防止することができるととも
に、超音波溶着後の耐久性、強度等の特性を損なうこと
なく、確実に生体組織を縫合結紮することができる縫合
結紮具を提供することにある。
The present invention has been made in view of the above circumstances, and an object thereof is to provide a superposition between contact surfaces of both sandwiching elements when ultrasonically welding a contact portion between a pair of sandwiching elements made of synthetic resin. To provide a suture ligature tool capable of preventing positional displacement of a sonic welded portion and reliably suturing and ligating a biological tissue without impairing properties such as durability and strength after ultrasonic welding. is there.

【0007】[0007]

【課題を解決するための手段】本発明は生体組織を挾持
する接離可能な一対の挾持要素を備え、前記一対の挾持
要素を接近させた挾持位置で前記生体組織を前記一対の
挾持要素間で挾持させるとともに、前記一対の挾持要素
が挾持位置で保持されている状態で前記両挾持要素間の
接触部分を超音波溶着して前記両挾持要素間を固定し、
前記生体組織を縫合結紮する縫合結紮具において、前記
両挾持要素の接触面間に前記超音波溶着部分の位置ずれ
を防止する凹凸状の位置ずれ防止手段を設けたものであ
る。
According to the present invention, there is provided a pair of holding elements capable of holding and separating a living tissue, and the living tissue is held between the pair of holding elements at a holding position where the pair of holding elements are brought close to each other. While sandwiched by, the pair of sandwiching elements is fixed between the sandwiching elements by ultrasonic welding the contact portion between the sandwiching elements in a state of being held at the sandwiching position,
In the suture and ligature tool for suturing and ligating the living tissue, a concave-convex positional deviation prevention means for preventing positional deviation of the ultrasonic welded portion is provided between the contact surfaces of the holding elements.

【0008】[0008]

【作用】一対の挾持要素間の接触部分を超音波溶着する
場合には両挾持要素の接触面間の凹凸状の位置ずれ防止
手段によって超音波溶着部分の位置ずれを防止するよう
にしたものである。
When the contact portion between the pair of holding elements is ultrasonically welded, the positional deviation of the ultrasonic welding portion is prevented by the uneven position deviation preventing means between the contact surfaces of both the holding elements. is there.

【0009】[0009]

【実施例】以下、本発明の第1の実施例を図1(A)〜
(D)を参照して説明する。図1(A)は縫合結紮具で
ある合成樹脂製のクリップ1の変形前の状態を示すもの
である。このクリップ1には略V字状に屈曲された一対
の脚部(挾持要素)2,2が設けられている。両脚部
2,2の基端部間は連結されている。そして、クリップ
1の変形前は両脚部2,2の基端部側の連結部3を中心
に両脚部2,2の先端部側がそれぞれ離間された開放形
状で保持されている。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will now be described with reference to FIGS.
This will be described with reference to (D). FIG. 1 (A) shows a state before deformation of a synthetic resin clip 1 which is a suture ligature. The clip 1 is provided with a pair of leg portions (holding elements) 2 and 2 which are bent in a substantially V shape. The base end portions of both leg portions 2 and 2 are connected. Before the clip 1 is deformed, the distal end portions of the legs 2 and 2 are held in an open shape with the connecting portion 3 on the proximal end side of the legs 2 and 2 separated from each other.

【0010】また、クリップ1における各脚部2の先端
部には内部側に向けて突起部4が突設されている。この
突起部4の先端面にはクリップ1が図1(D)に示すよ
うに生体組織Hを挾持する挾持位置まで変形された際に
接触する接触面4aが形成されている。この接触面4a
には図1(B)に示すように超音波溶着部分の位置ずれ
を防止するメッシュ状の凹凸部(位置ずれ防止手段)5
が形成されている。
A projecting portion 4 is provided at the tip of each leg 2 of the clip 1 so as to project inward. As shown in FIG. 1 (D), a contact surface 4a is formed on the tip end surface of the projection 4 and comes into contact with the clip 1 when it is deformed to the holding position for holding the living tissue H. This contact surface 4a
As shown in FIG. 1 (B), a mesh-shaped uneven portion (positional deviation preventing means) 5 for preventing positional deviation of the ultrasonically welded portion is formed.
Are formed.

【0011】また、図1(C)は超音波処置装置6の超
音波プローブ7と受け部材8との間にクリップ1をセッ
トした状態を示すものである。この場合、超音波処置装
置6には図示しない超音波振動子の先端に超音波振動伝
達用のプローブ7の基端部が接続されている。このプロ
ーブ7を挿通する管状のシースの先端部には略L字状の
受け部材8が連結されている。この受け部材8の先端部
にはプローブ7の先端面と離間対向配置された受け部8
aが形成されている。
FIG. 1C shows a state in which the clip 1 is set between the ultrasonic probe 7 and the receiving member 8 of the ultrasonic treatment device 6. In this case, in the ultrasonic treatment device 6, the base end portion of the probe 7 for ultrasonic vibration transmission is connected to the distal end of an ultrasonic vibrator (not shown). A substantially L-shaped receiving member 8 is connected to the distal end of a tubular sheath through which the probe 7 is inserted. The receiving portion 8 has a receiving portion 8 which is arranged at a front end portion of the receiving member 8 so as to face the front end surface of the probe 7.
a is formed.

【0012】さらに、受け部材8の受け部8aはプロー
ブ7の先端面に対してプローブ7の軸心方向に沿って前
後に進退操作されるようになっており、これらの受け部
材8の受け部8aとプローブ7の先端面との間でクリッ
プ1を挾持するようになっている。
Further, the receiving portion 8a of the receiving member 8 is adapted to be moved forward and backward with respect to the tip end surface of the probe 7 along the axial direction of the probe 7, and the receiving portion of these receiving members 8 is operated. The clip 1 is sandwiched between 8a and the tip surface of the probe 7.

【0013】次に、上記構成の作用について説明する。
クリップ1によって血管等の管状組織の生体組織Hを結
紮する場合にはまず、図1(A)に示すように変形前の
クリップ1の両脚部2,2間に生体組織Hを挿入させた
状態で、このクリップ1を図1(C)に示すように超音
波処置装置6における受け部材8の受け部8a上にセッ
トする。
Next, the operation of the above configuration will be described.
When ligating the living tissue H of a tubular tissue such as a blood vessel with the clip 1, first, as shown in FIG. 1A, a state in which the living tissue H is inserted between both legs 2 and 2 of the clip 1 before deformation. Then, the clip 1 is set on the receiving portion 8a of the receiving member 8 in the ultrasonic treatment device 6 as shown in FIG.

【0014】続いて、受け部材8の受け部8aとプロー
ブ7の先端面との間の距離を狭める方向に超音波処置装
置6が移動操作され、受け部材8の受け部8aとプロー
ブ7の先端面との間でクリップ1が挾持される。このと
き、クリップ1は図1(D)に示すように両脚部2,2
の先端部の接触面4a,4a同士が接触する生体組織H
の挾持位置まで押圧変形される。この状態で、超音波振
動子が駆動され、この超音波振動子によって励起された
超音波振動がプローブ7を介してクリップ1に伝達され
る。そして、このクリップ1における両脚部2,2の接
触面4a,4a間がこの超音波振動によって超音波溶着
される。
Then, the ultrasonic treatment device 6 is moved and operated in a direction to reduce the distance between the receiving portion 8a of the receiving member 8 and the tip surface of the probe 7, and the receiving portion 8a of the receiving member 8 and the tip of the probe 7 are moved. The clip 1 is sandwiched between the surfaces. At this time, the clip 1 has both legs 2, 2 as shown in FIG.
Tissue H in which the contact surfaces 4a of the tip of the
It is pressed and deformed to the holding position. In this state, the ultrasonic vibrator is driven, and the ultrasonic vibration excited by the ultrasonic vibrator is transmitted to the clip 1 via the probe 7. Then, the contact surfaces 4a, 4a of the leg portions 2, 2 of the clip 1 are ultrasonically welded by the ultrasonic vibration.

【0015】このとき、クリップ1における両脚部2,
2の接触面4a,4a間では両者の凹凸部5同士の摩擦
によって超音波振動時の位置ずれが互いに防止される。
そのため、超音波溶着後の樹脂製クリップ1の耐久性、
強度などの特性を損なうことなく、確実に生体組織Hを
縫合結紮することができる。
At this time, both legs 2 of the clip 1
Between the two contact surfaces 4a, 4a, friction between the concave and convex portions 5 prevents mutual displacement during ultrasonic vibration.
Therefore, the durability of the resin clip 1 after ultrasonic welding,
The living tissue H can be reliably sutured and ligated without impairing the characteristics such as strength.

【0016】そこで、上記構成のものにあってはクリッ
プ1が生体組織Hを挾持する挾持位置まで変形された際
に接触する突起部4の接触面4aにメッシュ状の凹凸部
5を形成したので、クリップ1の両脚部2,2の先端部
の接触面4a,4a間を超音波溶着する際、両接触面4
a,4aの凹凸部5,5間の摩擦抵抗により、クリップ
1の両脚部2,2の先端部の接触面4a,4a間の位置
ずれを防止することができる。そのため、超音波溶着
後、樹脂製クリップ1の強度、他耐久性等の特性の劣化
を防止できる。
Therefore, in the above-mentioned structure, the mesh-shaped uneven portion 5 is formed on the contact surface 4a of the projection 4 which comes into contact when the clip 1 is deformed to the holding position for holding the living tissue H. When the ultrasonic welding is performed between the contact surfaces 4a at the tips of the legs 2 and 2 of the clip 1, both contact surfaces 4a
Due to the frictional resistance between the concave and convex portions 5 and 5 of the a and 4a, it is possible to prevent the displacement between the contact surfaces 4a and 4a of the tips of the two leg portions 2 and 2 of the clip 1. Therefore, it is possible to prevent deterioration of characteristics such as strength and other durability of the resin clip 1 after ultrasonic welding.

【0017】また、クリップ1の両脚部2,2の先端部
に内部側に向けて突起部4を突設し、各突起部4の先端
面に互いに接触する接触面4aを形成し、この部分を超
音波溶着するようにしたので、超音波溶着後の樹脂製ク
リップ1の特性の劣化を更に効果的に抑制することがで
きる。
Further, projections 4 are provided at the tip ends of both leg portions 2 and 2 of the clip 1 so as to project inward, and contact surfaces 4a contacting each other are formed on the tip surfaces of the respective projections 4, and this portion is formed. Since the ultrasonic welding is performed, deterioration of the characteristics of the resin clip 1 after ultrasonic welding can be suppressed more effectively.

【0018】なお、上記実施例ではクリップ1の両脚部
2,2における先端の突起部4の接触面4aにメッシュ
状の凹凸部5を形成したものを示したが、図2(A)に
示すクリップ1の第1の変形例のように各突起部4の接
触面4aに波型の凹凸部11を形成してもよく、或いは
図2(B)に示すクリップ1の第2の変形例のように各
突起部4の接触面4aに十字型の凹凸部12を形成して
もよい。さらに、クリップ1の両脚部2,2における先
端の突起部4の接触面4aの凹凸部の形状はこれに限定
されるものではなく、適宜変形実施することができる。
In the above embodiment, the mesh-shaped uneven portion 5 is formed on the contact surface 4a of the projection 4 at the tip of the leg portions 2 and 2 of the clip 1, but this is shown in FIG. 2 (A). The corrugated uneven portion 11 may be formed on the contact surface 4a of each protrusion 4 as in the first modified example of the clip 1, or in the second modified example of the clip 1 shown in FIG. As described above, the cross-shaped concavo-convex portion 12 may be formed on the contact surface 4a of each protrusion 4. Furthermore, the shape of the concavo-convex portion of the contact surface 4a of the protrusion 4 at the tip of the two leg portions 2 and 2 of the clip 1 is not limited to this, and can be modified appropriately.

【0019】また、図3(A),(B)に示す本発明の
第2の実施例のようにクリップ21の略V字状の一対の
脚部22,22のそれぞれの内面22a全体に図3
(B)に示すように略波型の凹凸部24を形成してもよ
い。なお、23は両脚部22,22の基端部間の連結部
である。
Further, as in the second embodiment of the present invention shown in FIGS. 3 (A) and 3 (B), the entire inner surface 22a of each of the pair of substantially V-shaped leg portions 22 of the clip 21 is illustrated. Three
As shown in (B), a substantially wave-shaped uneven portion 24 may be formed. Reference numeral 23 is a connecting portion between the base end portions of both leg portions 22, 22.

【0020】そこで、上記構成のものにあってはクリッ
プ21が生体組織Hを挾持する挾持位置まで変形された
際に接触する脚部22,22の先端部の接触部分にそれ
ぞれ略波型の凹凸部24が形成されているので、この場
合も第1の実施例と同様にクリップ21の両脚部22,
22の先端部の接触面22a,22a間を超音波溶着す
る際、両接触面22a,22aの凹凸部24,24間の
摩擦抵抗により、クリップ21の両脚部22,22の先
端部の接触面22a,22a間の位置ずれを防止するこ
とができる。そのため、超音波溶着後、樹脂製クリップ
21の強度、他耐久性等の特性の劣化を防止できる。
Therefore, in the above-mentioned structure, the contact portions of the tips of the legs 22, 22 which come into contact with each other when the clip 21 is deformed to the holding position for holding the living tissue H are substantially corrugated. Since the portion 24 is formed, the leg portions 22 of the clip 21,
At the time of ultrasonic welding between the contact surfaces 22a, 22a of the distal end portions of 22, the contact surfaces of the distal end portions of the two leg portions 22, 22 of the clip 21 due to the frictional resistance between the uneven portions 24, 24 of the both contact surfaces 22a, 22a. It is possible to prevent the positional deviation between 22a and 22a. Therefore, after ultrasonic welding, deterioration of characteristics such as strength and other durability of the resin clip 21 can be prevented.

【0021】また、図4(A),(B)は本発明の第3
の実施例を示すものである。図4(A)は縫合結紮具で
ある合成樹脂製のクリップ31の変形前の状態を示すも
のである。このクリップ31には略V字状に屈曲された
一対の脚部32,33が設けられており、両脚部32,
33の基端部間は連結部34を介して連結されている。
Further, FIGS. 4A and 4B show the third embodiment of the present invention.
FIG. FIG. 4 (A) shows a state before deformation of the synthetic resin clip 31 which is a suture ligature. The clip 31 is provided with a pair of leg portions 32 and 33 bent in a substantially V shape.
The base end portions of 33 are connected to each other via a connecting portion 34.

【0022】さらに、両脚部32,33の先端部には内
部側に向けて突起部35,36が突設されている。これ
らの突起部35,36の先端面にはクリップ31が図4
(B)に示すように生体組織Hを挾持する挾持位置まで
変形された際に接触する接触面35a,36aが形成さ
れている。
Further, projections 35, 36 are provided at the tip ends of the both leg portions 32, 33 so as to project inward. Clips 31 are provided on the tip surfaces of the protrusions 35 and 36 as shown in FIG.
As shown in (B), contact surfaces 35a, 36a are formed that come into contact with each other when the living tissue H is deformed to the holding position.

【0023】また、一方の脚部32には突起部35と連
結部34との間の内面側に内方向に向けて突設させた突
設部37が形成されている。この突設部37には他方の
脚部33との対向面側に略円弧形状の凸曲面37aが形
成されている。
In addition, a protruding portion 37 is formed on one of the leg portions 32 so as to protrude inwardly on the inner surface side between the protruding portion 35 and the connecting portion 34. A substantially arcuate convex curved surface 37a is formed on the protruding portion 37 on the side facing the other leg portion 33.

【0024】さらに、他方の脚部33には突起部36と
連結部34との間の内面側に内方向に向けて突設させた
突設部38が形成されている。この突設部38には他方
の脚部32の突設部37の凸曲面37aと対応する形状
の凹部38aが形成されている。そして、クリップ31
が生体組織Hを挾持する挾持位置まで変形された場合に
は一方の脚部32の凸曲面37aと他方の脚部33の凹
部38aとの間でこの生体組織Hを挾持するようになっ
ている。なお、凸曲面37aに対して凹部38aは若干
大きく形成されている。
Further, on the other leg portion 33, a protruding portion 38 is formed on the inner surface side between the protruding portion 36 and the connecting portion 34 so as to protrude inward. A recess 38a having a shape corresponding to the convex curved surface 37a of the protrusion 37 of the other leg 32 is formed in the protrusion 38. And clip 31
Is deformed to a holding position for holding the living tissue H, the living tissue H is held between the convex curved surface 37a of the one leg 32 and the recess 38a of the other leg 33. . The concave portion 38a is slightly larger than the convex curved surface 37a.

【0025】また、脚部32の突設部37の凸曲面37
aと突起部35との間には凹陥状の係止溝39が形成さ
れている。そして、クリップ31が生体組織Hを挾持す
る挾持位置まで変形された場合にはこの係止溝39に他
方の脚部33の突設部38における突起部36側の端縁
部40が挿入され、一方の脚部32の凸曲面37aと他
方の脚部33の凹部38aとの間が係止されて脚部3
2,33の接触面35a,36a間の超音波溶着部分の
位置ずれを防止する凹凸状の位置ずれ防止手段が形成さ
れている。
Further, the convex curved surface 37 of the projecting portion 37 of the leg portion 32
A recessed engagement groove 39 is formed between a and the protrusion 35. When the clip 31 is deformed to the holding position for holding the living tissue H, the edge portion 40 of the protruding portion 38 of the other leg 33 on the side of the protrusion 36 is inserted into the locking groove 39, The convex curved surface 37a of one leg portion 32 and the concave portion 38a of the other leg portion 33 are locked to each other so that the leg portion 3
There is provided a concave-convex positional deviation prevention means for preventing positional deviation of the ultrasonic welding portion between the contact surfaces 35a and 36a of the second and the third parts.

【0026】そこで、上記構成のものにあってはクリッ
プ31の一方の脚部32の突設部37に略円弧形状の凸
曲面37a、他方の脚部33にこの凸曲面37aと対応
する形状の凹部38aをそれぞれ形成し、クリップ31
が生体組織Hを挾持する挾持位置まで変形された場合に
一方の脚部32の凸曲面37aと他方の脚部33の凹部
38aとの間でこの生体組織Hを挾持させるようにした
ので、超音波溶着により生体組織Hを結紮する際、生体
組織Hを確実に固定することができる。
Therefore, in the above-mentioned structure, the protruding portion 37 of the one leg portion 32 of the clip 31 has a substantially arcuate convex curved surface 37a, and the other leg portion 33 has a shape corresponding to this convex curved surface 37a. The recesses 38a are formed respectively, and the clip 31 is formed.
Is deformed to a holding position for holding the living tissue H, the living tissue H is held between the convex curved surface 37a of the one leg portion 32 and the recessed portion 38a of the other leg portion 33. When the living tissue H is ligated by sonic welding, the living tissue H can be securely fixed.

【0027】さらに、一方の脚部32の凸曲面37aと
他方の脚部33の凹部38aとの間を係止させて脚部3
2,33の接触面35a,36a間の超音波溶着部分の
位置ずれを防止する凹凸状の位置ずれ防止手段を形成し
たので、この場合も第1の実施例と同様にクリップ31
の両脚部32,33の先端部の接触面35a,36a間
を超音波溶着する際、一方の脚部32の凸曲面37aと
他方の脚部33の凹部38aとの間の係止部により、ク
リップ31の両脚部32,33の先端部の接触面35
a,36a間の位置ずれを防止することができる。その
ため、クリップ31の接触面35a,36a間の超音波
溶着後、樹脂製クリップ31の強度、耐久性等の特性の
劣化を防止できる。
Further, the convex curved surface 37a of the one leg portion 32 and the concave portion 38a of the other leg portion 33 are engaged with each other so that the leg portion 3 is formed.
Since the uneven displacement preventing means for preventing the displacement of the ultrasonic welding portion between the contact surfaces 35a and 36a of the second and the third 33 is formed, the clip 31 is also formed in this case similarly to the first embodiment.
When ultrasonically welding between the contact surfaces 35a, 36a of the tip portions of the both leg portions 32, 33, by the engagement portion between the convex curved surface 37a of one leg portion 32 and the concave portion 38a of the other leg portion 33, Contact surface 35 at the tip of both legs 32, 33 of clip 31
It is possible to prevent the positional deviation between a and 36a. Therefore, after ultrasonic welding between the contact surfaces 35a and 36a of the clip 31, it is possible to prevent deterioration of characteristics such as strength and durability of the resin clip 31.

【0028】また、凸曲面37aに対して凹部38aを
若干大きく形成したので、樹脂製クリップ31を閉じて
生体組織Hを挾持させた際に、凹部38aに対して凸曲
面37aを容易に収めることができる。
Further, since the concave portion 38a is formed to be slightly larger than the convex curved surface 37a, the convex curved surface 37a can be easily accommodated in the concave portion 38a when the resin clip 31 is closed and the living tissue H is held. You can

【0029】さらに、図5(A),(B)は本発明の第
4の実施例を示すものである。本実施例のクリップ51
には略V字状に屈曲された一対の脚部52,53が設け
られており、両脚部52,53の基端部間は連結部54
を介して連結されている。
Further, FIGS. 5A and 5B show a fourth embodiment of the present invention. Clip 51 of this embodiment
Is provided with a pair of leg portions 52 and 53 that are bent in a substantially V shape, and a connecting portion 54 is provided between the base end portions of both leg portions 52 and 53.
Are connected via.

【0030】また、両脚部52,53の先端部には内部
側に向けて突起部55,56が突設されている。これら
の突起部55,56の先端面にはクリップ51が図5
(B)に示すように生体組織Hを挾持する挾持位置まで
変形された際に接触する接触面55a,56aが形成さ
れている。
Further, projections 55 and 56 are provided at the tip ends of the two leg portions 52 and 53 so as to project toward the inside. A clip 51 is provided on the tip surfaces of these protrusions 55 and 56 as shown in FIG.
As shown in (B), contact surfaces 55a and 56a are formed which come into contact with each other when the living tissue H is deformed to the holding position.

【0031】さらに、一方の脚部52には突起部55と
連結部54との間の内面側に内方向に向けて複数の突起
部57が突設されている。他方の脚部53には突起部5
6と連結部34との間の内面側に内方向に向けて脚部5
2の突起部57…に噛み合う複数の突起部58が突設さ
れている。そして、クリップ51が生体組織Hを挾持す
る挾持位置まで変形された場合には一方の脚部52の突
起部57を他方の脚部53の突起部58,58間の間隙
部内に挿入させる状態で両者間が噛合されて脚部52,
53の接触面55a,56a間の超音波溶着部分の位置
ずれを防止する凹凸状の位置ずれ防止手段が形成されて
いる。
Further, a plurality of protrusions 57 are provided on one of the leg portions 52 so as to project inwardly on the inner surface side between the protrusion 55 and the connecting portion 54. The other leg 53 has a protrusion 5
6 toward the inner surface between the connecting portion 34 and the connecting portion 34 inwardly.
A plurality of protrusions 58 that mesh with the second protrusions 57 ... When the clip 51 is deformed to the holding position for holding the living tissue H, the protrusion 57 of the one leg 52 is inserted into the gap between the protrusions 58 of the other leg 53. The two parts are meshed with each other so that the legs 52,
A concave-convex positional deviation prevention means for preventing positional deviation of the ultrasonic welded portion between the contact surfaces 55a and 56a of 53 is formed.

【0032】そこで、上記構成のものにあってはクリッ
プ51が生体組織Hを挾持する挾持位置まで変形された
場合に一方の脚部52の突起部57と他方の脚部53の
突起部58との間が噛合されて脚部52,53の接触面
55a,56a間の超音波溶着部分の位置ずれを防止す
る凹凸状の位置ずれ防止手段を形成したので、この場合
も第1の実施例と同様にクリップ51の両脚部52,5
3の先端部の接触面55a,56a間を超音波溶着する
際、クリップ51の両脚部52,53の先端部の接触面
55a,56a間の位置ずれを防止することができる。
そのため、クリップ51の接触面55a,56a間の超
音波溶着後、樹脂製クリップ51の強度、耐久性等の特
性の劣化を防止できる。
Therefore, in the case of the above-mentioned structure, when the clip 51 is deformed to the holding position for holding the living tissue H, the protrusion 57 of one leg 52 and the protrusion 58 of the other leg 53 are formed. Since the gaps are meshed with each other to form the concave-convex positional deviation prevention means for preventing positional deviation of the ultrasonic welding portion between the contact surfaces 55a and 56a of the leg portions 52 and 53, in this case as well, Similarly, both legs 52, 5 of the clip 51
When ultrasonic welding is performed between the contact surfaces 55a and 56a of the tip end portion of 3, the positional displacement between the contact surfaces 55a and 56a of the tip end portions of the leg portions 52 and 53 of the clip 51 can be prevented.
Therefore, after ultrasonic welding between the contact surfaces 55a and 56a of the clip 51, it is possible to prevent deterioration of characteristics such as strength and durability of the resin clip 51.

【0033】また、図6(A),(B)は本発明の第5
の実施例を示すものである。ここでは、合成樹脂製のク
リップ61に略V字状に屈曲された一対の脚部62,6
3が設けられ、両脚部62,63の基端部間が連結部6
4を介して連結されている。
Further, FIGS. 6A and 6B show the fifth embodiment of the present invention.
FIG. Here, a pair of leg portions 62, 6 bent into a substantially V shape on a clip 61 made of synthetic resin.
3 is provided, and the connecting portion 6 is provided between the base end portions of both leg portions 62 and 63.
It is connected through 4.

【0034】さらに、両脚部62,63の先端部には内
部側に向けて突設された溶着部65,66が形成されて
いる。ここで、各溶着部65,66は脚部62,63よ
り幅広に形成されている。また、一方の脚部62側の溶
着部65には図6(B)に示すように他方の脚部63側
の溶着部66に向けて突設された凸部67、他方の脚部
63側の溶着部66にはこの凸部67に凹凸嵌合する凹
部68がそれぞれ形成されている。そして、クリップ6
1が生体組織Hを挾持する挾持位置まで変形された際に
一方の脚部62の凸部67と他方の脚部63の凹部68
との間が凹凸嵌合されて脚部62,63の溶着部65,
66間の超音波溶着部分の位置ずれを防止する凹凸状の
位置ずれ防止手段が形成されている。
Further, welded portions 65 and 66 are formed at the tips of both legs 62 and 63 so as to project toward the inside. Here, the welded portions 65 and 66 are formed wider than the leg portions 62 and 63. Further, as shown in FIG. 6B, the welding portion 65 on the one leg portion 62 side is provided with a convex portion 67 protruding toward the welding portion 66 on the other leg portion 63 side, and the other leg portion 63 side. The welded portions 66 are each formed with a concave portion 68 that fits into the convex portion 67. And clip 6
When 1 is deformed to the holding position for holding the living tissue H, the convex portion 67 of the one leg portion 62 and the concave portion 68 of the other leg portion 63.
And the welded portions 65 of the leg portions 62, 63,
There is formed a concave-convex positional deviation prevention means for preventing positional deviation of the ultrasonic welded portions between 66.

【0035】そこで、上記構成のものにあってはクリッ
プ61が生体組織Hを挾持する挾持位置まで変形された
場合に一方の脚部62の溶着部65の凸部67と他方の
脚部63の溶着部66の凹部68との間が噛合されて脚
部62,63の溶着部65,66間の超音波溶着部分の
位置ずれを防止する凹凸状の位置ずれ防止手段を形成し
たので、この場合も第1の実施例と同様にクリップ61
の両脚部62,63の先端部の溶着部65,66間を超
音波溶着する際、クリップ61の両脚部62,63の先
端部の溶着部65,66間の位置ずれを防止することが
できる。そのため、クリップ61の溶着部65,66間
の超音波溶着後、樹脂製クリップ61の強度、耐久性等
の特性の劣化を防止できる。
Therefore, in the above-mentioned structure, when the clip 61 is deformed to the holding position for holding the living tissue H, the convex portion 67 of the welding portion 65 of one leg portion 62 and the other leg portion 63 are In this case, since the concave portion 68 of the welding portion 66 is meshed with the concave portion 68 to form the concave-convex positional deviation preventing means for preventing the positional deviation of the ultrasonic welding portion between the welding portions 65 and 66 of the leg portions 62 and 63. Also as in the first embodiment, the clip 61
When ultrasonic welding is performed between the welded portions 65 and 66 at the tip ends of the two leg portions 62 and 63, it is possible to prevent positional displacement between the welded portions 65 and 66 at the tip ends of the leg portions 62 and 63 of the clip 61. . Therefore, after ultrasonic welding between the welded portions 65 and 66 of the clip 61, deterioration of characteristics such as strength and durability of the resin clip 61 can be prevented.

【0036】また、各溶着部65,66を脚部62,6
3より幅広に形成したので、クリップ61の溶着部6
5,66間の超音波溶着時には両者間の溶着面積を大き
くすることができるので、より効果的な溶着が可能とな
る。
Further, the welded portions 65 and 66 are connected to the leg portions 62 and 6 respectively.
Since it is formed wider than 3, the welded portion 6 of the clip 61 is
Since the welding area between the ultrasonic waves 5 and 66 can be increased during the ultrasonic welding, more effective welding is possible.

【0037】したがって、本実施例によれば生体組織H
を結紮するクリップ61を超音波溶着する際、一方の脚
部62の溶着部65の凸部67と他方の脚部63の溶着
部66の凹部68との間の噛合部によって接合・溶着面
での位置ずれを防止し、溶着部65,66間を効果的に
溶着させることができる。そして、結紮部材であるクリ
ップ61の変形を最小限に抑制できるので、結紮部材本
来の特性を維持できる。
Therefore, according to this embodiment, the living tissue H
When ultrasonically welding the clip 61 for ligating the ridge, the protrusion 67 of the welded portion 65 of the one leg 62 and the recess 68 of the welded portion 66 of the other leg 63 are joined by a meshing / welding surface. It is possible to prevent the positional deviation of the above and effectively weld between the welded portions 65 and 66. Since the deformation of the clip 61, which is the ligating member, can be suppressed to the minimum, the original characteristics of the ligating member can be maintained.

【0038】また、図7(A),(B)および図8
(A),(B)は本発明の第6の実施例を示すものであ
る。これは、結紮部材であるクリップ71をチタンなど
の金属材料を素材とする略V字状のクリップ本体72
と、このクリップ本体72の各脚部の先端部に配設され
た合成樹脂材料を素材とする溶着部75とによって形成
したものである。
Further, FIGS. 7A, 7B and 8
(A) and (B) show a sixth embodiment of the present invention. This is a substantially V-shaped clip body 72 made of a metal material such as titanium for a clip 71 which is a ligating member.
And a welded portion 75 made of a synthetic resin material and provided at the tip of each leg of the clip body 72.

【0039】ここで、クリップ本体72の脚部先端側に
は図7(B)に示すように略リング状の保持部74が形
成されており、この保持部74を埋設する状態で溶着部
75が形成されている。
Here, as shown in FIG. 7B, a substantially ring-shaped holding portion 74 is formed on the tip end side of the clip body 72, and the welding portion 75 is embedded in the holding portion 74. Are formed.

【0040】また、図7(A)は超音波処置装置76の
超音波プローブ77と受け部材78との間にクリップ7
1をセットした状態を示すものである。この場合、超音
波処置装置76には図示しない超音波振動子の先端に超
音波振動伝達用のプローブ77の基端部が接続されてい
る。このプローブ77を挿通する管状のシースの先端部
には略L字状の受け部材78が連結されている。この受
け部材78の先端部にはプローブ77の先端面と離間対
向配置された受け部78aが形成されている。
Further, FIG. 7A shows the clip 7 between the ultrasonic probe 77 and the receiving member 78 of the ultrasonic treatment device 76.
1 shows a state in which 1 is set. In this case, in the ultrasonic treatment device 76, the base end portion of the probe 77 for transmitting ultrasonic vibration is connected to the tip of an ultrasonic vibrator (not shown). A substantially L-shaped receiving member 78 is connected to the distal end of the tubular sheath through which the probe 77 is inserted. At the tip of this receiving member 78, a receiving portion 78a is formed which is arranged to face the tip surface of the probe 77 at a distance.

【0041】さらに、受け部材78の受け部78aはプ
ローブ77の先端面に対してプローブ77の軸心方向に
沿って前後に進退操作されるようになっており、図8
(A)に示すようにこれらの受け部材78の受け部78
aとプローブ77の先端面との間でクリップ71を挾持
するようになっている。
Further, the receiving portion 78a of the receiving member 78 is adapted to be moved forward and backward along the axial direction of the probe 77 with respect to the tip end surface of the probe 77, as shown in FIG.
As shown in (A), the receiving portion 78 of these receiving members 78.
The clip 71 is held between a and the tip surface of the probe 77.

【0042】そこで、上記構成のものにあっては金属製
のクリップ本体72の脚部先端に略リング状の保持部7
4を形成し、この保持部74を埋設する状態で溶着部7
5を形成したので、超音波溶着の際にはクリップ本体7
2のリングの中心部に合成樹脂材料を残留させることが
できる。そのため、超音波溶着後にはクリップ本体72
の溶着部75に十分な強度、耐久性が得られる。
Therefore, in the above-mentioned structure, the substantially ring-shaped holding portion 7 is provided at the tip of the leg portion of the metal clip body 72.
4 is formed, and the welding portion 7 is formed in a state in which the holding portion 74 is embedded.
Since 5 is formed, the clip body 7 is used for ultrasonic welding.
The synthetic resin material can remain in the center of the second ring. Therefore, after ultrasonic welding, the clip body 72
Sufficient strength and durability can be obtained in the welded portion 75.

【0043】したがって、本実施例によれば超音波溶着
により生体組織Hを結紮する際、溶着部75でより効果
的な溶着が行なわれるとともに、クリップ本体72の変
形を最小限に抑制できるので、クリップ本体72の特性
が損なわれるおそれがない。
Therefore, according to the present embodiment, when the living tissue H is ligated by ultrasonic welding, more effective welding is performed at the welding portion 75 and the deformation of the clip body 72 can be suppressed to a minimum. There is no fear that the characteristics of the clip body 72 will be impaired.

【0044】また、図9(A)〜(E)は本発明の第7
の実施例を示すものである。図9(A)は縫合結紮具本
体81の概略構成を示すものである。この縫合結紮具本
体81には生体組織Hを挾持する突起部保持板82と、
受け板83とが設けられている。
Further, FIGS. 9A to 9E show the seventh embodiment of the present invention.
FIG. FIG. 9A shows a schematic configuration of the suture and ligature tool body 81. In this suture and ligature main body 81, a projection holding plate 82 for holding the living tissue H,
And a receiving plate 83.

【0045】ここで、突起部保持板82の板面には図9
(A)に示すように合成樹脂製の突起部84が突設され
ている。この突起部84の先端部には先細状の刺入部8
5が形成されている。さらに、突起部84および刺入部
85の表面には凹凸部86が形成されている。
Here, the plate surface of the projection holding plate 82 is shown in FIG.
As shown in (A), a protrusion 84 made of synthetic resin is provided in a protruding manner. The tip of the protrusion 84 has a tapered insertion portion 8
5 is formed. Furthermore, the projections and depressions 84 and the insertion portion 85 are provided with uneven portions 86 on their surfaces.

【0046】また、受け板83には突起部保持板82の
突起部84が挿入される突起支持穴87が形成されてい
る。この場合、受け板83には図9(D)に示すように
多数の突起支持穴87が上下左右に並設されている。
Further, the receiving plate 83 is formed with a projection support hole 87 into which the projection 84 of the projection holding plate 82 is inserted. In this case, as shown in FIG. 9D, the receiving plate 83 is provided with a large number of protrusion supporting holes 87 arranged vertically and horizontally.

【0047】さらに、受け板83には図9(B),
(C)に示すように各突起支持穴87の内周面および受
け板83の表面、裏面における各突起支持穴87の周縁
部位に凹凸部88が形成されている。
Further, the receiving plate 83 is shown in FIG.
As shown in (C), the uneven portions 88 are formed on the inner peripheral surface of each protrusion supporting hole 87 and the front and back surfaces of the receiving plate 83 at the peripheral edge portion of each protrusion supporting hole 87.

【0048】次に、上記構成の作用について説明する。
まず、縫合結紮具本体81を使用して生体組織Hを結紮
する場合には図9(A)に示すように突起部保持板82
と受け板83との間に生体組織Hを配置する。この状態
で、突起部保持板82の突起部84を生体組織Hに突き
刺し、その突起部84の刺入部85をこの生体組織Hを
通り、受け板83の突起支持穴87内に挿入させる。
Next, the operation of the above configuration will be described.
First, when the body tissue H is ligated using the suture and ligature main body 81, as shown in FIG.
The living tissue H is placed between the plate and the receiving plate 83. In this state, the protruding portion 84 of the protruding portion holding plate 82 is pierced into the living tissue H, and the insertion portion 85 of the protruding portion 84 is inserted through the living tissue H into the protruding support hole 87 of the receiving plate 83.

【0049】このように突起部84を突起支持穴87内
へ通した後で、突起部保持板82及び受け板83に超音
波振動を加える。このとき、受け板83の突起支持穴8
7の内周面および受け板83の表面、裏面における各突
起支持穴87の周縁部位の凹凸部88と、突起支持穴8
7に挿入された突起部保持板82の突起部84および刺
入部85の表面の凹凸部86との接触部間の摩擦抵抗に
より、両者間の超音波溶着が容易になる。
After passing the projection 84 into the projection support hole 87 as described above, ultrasonic vibration is applied to the projection holding plate 82 and the receiving plate 83. At this time, the projection support hole 8 of the receiving plate 83
7 on the inner peripheral surface and the front and back surfaces of the receiving plate 83, and the projections and depressions 88 at the peripheral portions of the respective projection support holes 87, and the projection support holes 8
Friction resistance between the protrusion 84 of the protrusion holding plate 82 and the contact portion of the piercing portion 85 with the uneven portion 86 on the surface facilitates ultrasonic welding between the two.

【0050】そして、図9(E)に示すように突起部保
持板82と受け板83との間に生体組織Hが挾持された
状態で突起部保持板82の突起部84と、受け板83の
突起支持穴87及び突起支持穴87の周縁部との間で効
果的に超音波溶着が生じ、突起部保持板82と受け板8
3との間が超音波溶着によって強く固定される。そのた
め、突起部保持板82と受け板83との間に挾持された
生体組織Hが確実に固定され、縫合・結紮される。
Then, as shown in FIG. 9 (E), the projection 84 of the projection holding plate 82 and the receiving plate 83 with the living tissue H held between the projection holding plate 82 and the receiving plate 83. The ultrasonic wave welding effectively occurs between the projection support hole 87 and the peripheral edge of the projection support hole 87, and the projection holding plate 82 and the receiving plate 8
3 is strongly fixed by ultrasonic welding. Therefore, the living tissue H held between the protrusion holding plate 82 and the receiving plate 83 is reliably fixed, and sutured and ligated.

【0051】また、受け板83の突起支持穴87の内周
面および受け板83の表面、裏面における各突起支持穴
87の周縁部位の凹凸部88と、突起支持穴87に挿入
された突起部保持板82の突起部84および刺入部85
の表面の凹凸部86との接触部間の摩擦抵抗により、突
起部保持板82の突起部84と、受け板83の突起支持
穴87及び突起支持穴87の周縁部との間で効果的に超
音波溶着が生じ、突起部保持板82と受け板83との間
が超音波溶着によって強く固定されるので、例えば生体
組織Hの厚さが若干厚く、突起部84の刺入部85が突
起支持穴87の内部で留まった場合であっても突起部保
持板82と受け板83との間に挾持された生体組織Hが
確実に固定され、縫合・結紮される。
Further, the inner peripheral surface of the projection support hole 87 of the receiving plate 83 and the concave and convex portions 88 at the peripheral portions of the respective projection supporting holes 87 on the front surface and the back surface of the receiving plate 83 and the projection portion inserted into the projection supporting hole 87. Projection portion 84 and holding portion 85 of the holding plate 82
Due to the frictional resistance between the contact portion of the surface of the projection and the uneven portion 86, the projection 84 of the projection holding plate 82 and the projection support hole 87 of the receiving plate 83 and the peripheral edge of the projection support hole 87 are effectively Since ultrasonic welding occurs and the protrusion holding plate 82 and the receiving plate 83 are strongly fixed by ultrasonic welding, for example, the thickness of the living tissue H is slightly thick, and the piercing portion 85 of the protrusion 84 protrudes. Even when it stays inside the support hole 87, the living tissue H sandwiched between the protrusion holding plate 82 and the receiving plate 83 is reliably fixed and sewn and ligated.

【0052】なお、厚さが薄い生体組織Hのように突起
部84の刺入部85が受け板83の突起支持穴87内を
貫通して通り抜ける場合には図9(E)に示すように突
起部84の刺入部85が受け板83の突起支持穴87の
外部側に延出された状態で、突起部保持板82と受け板
83との間が超音波溶着によって強く固定される。
When the piercing portion 85 of the protrusion 84 passes through the protrusion supporting hole 87 of the receiving plate 83 and passes through like the thin biological tissue H, as shown in FIG. 9 (E). With the piercing portion 85 of the protruding portion 84 extended to the outside of the protruding supporting hole 87 of the receiving plate 83, the protruding portion holding plate 82 and the receiving plate 83 are strongly fixed by ultrasonic welding.

【0053】したがって、本実施例によれば、生体組織
Hを縫合・結紮する際、突起部保持板82と受け板83
との間の超音波溶着をより効果的に、より確実に行うこ
とができる。
Therefore, according to this embodiment, when the living tissue H is sewn and ligated, the projection holding plate 82 and the receiving plate 83 are used.
It is possible to perform the ultrasonic welding between and more effectively and more reliably.

【0054】また、図10および図11は本発明の第8
の実施例を示すものである。これは、図10に示すよう
に縫合結紮具であるクリップ100を連続的に送出し操
作する連続送出し機構95を内蔵させたクリップ操作装
置91を図示しない超音波縫合結紮具装置本体に着脱可
能に装着したものである。
FIG. 10 and FIG. 11 show the eighth embodiment of the present invention.
FIG. As shown in FIG. 10, a clip operating device 91 having a continuous delivery mechanism 95 for continuously delivering and operating a clip 100, which is a suture and ligature, can be attached to and detached from an ultrasonic suture and ligature device body (not shown). It is attached to.

【0055】このクリップ操作装置91には複数のクリ
ップ100を格納するカートリッジ92が設けられてい
る。このカートリッジ92にはクリップ100の連続送
出し機構95とが設けられている。この連続送出し機構
95には一対のローラ96,97と、両ローラ96,9
7間に架設された無端状のベルト98とが設けられてい
る。この場合、一方のローラ97にはベルト98を送り
駆動させるための図示しない操作ノブが連結されてい
る。そして、このローラ97の回転にともないベルト9
8が送り駆動されるようになっている。
The clip operating device 91 is provided with a cartridge 92 for storing a plurality of clips 100. The cartridge 92 is provided with a continuous feeding mechanism 95 for the clip 100. The continuous feeding mechanism 95 includes a pair of rollers 96, 97 and both rollers 96, 9
7 and an endless belt 98 that is erected between the seven. In this case, an operation knob (not shown) for driving the belt 98 is connected to one roller 97. Then, as the roller 97 rotates, the belt 9
8 is fed and driven.

【0056】さらに、無端ベルト98には複数のクリッ
プ保持部材99が設けられている。そして、各クリップ
保持部材99,99間にはクリップ100が一つずつ閉
じた状態で挾持されている。
Further, the endless belt 98 is provided with a plurality of clip holding members 99. A clip 100 is held between the clip holding members 99, 99 in a closed state.

【0057】また、図示しない超音波縫合結紮具装置本
体にはクリップ100のガイドロッド94が固定されて
いる。このガイドロッド94の先端部には図11に示す
ようにクリップ100を通すための溝101が形成され
ている。この溝101の深さはガイドロッド94の先端
部にカートリッジ92を着脱可能にはめ込んだ後、合成
樹脂製のクリップ100を閉じた状態で貫通させる程度
である。
The guide rod 94 of the clip 100 is fixed to the ultrasonic suture and ligature device main body (not shown). As shown in FIG. 11, a groove 101 for passing the clip 100 is formed at the tip of the guide rod 94. The depth of the groove 101 is such that the cartridge 92 is detachably fitted into the tip end portion of the guide rod 94 and then the clip 100 made of synthetic resin is penetrated in a closed state.

【0058】さらに、カートリッジ92にはガイドロッ
ド94の溝101を通して供給されるクリップ100の
クリップ受部102が形成されている。このクリップ受
部102は超音波縫合結紮具装置本体内の超音波振動子
に接続された超音波プローブ93と離間対向配置されて
いる。
Further, the cartridge 92 is formed with a clip receiving portion 102 of the clip 100 which is supplied through the groove 101 of the guide rod 94. The clip receiving portion 102 is arranged so as to be spaced apart from the ultrasonic probe 93 connected to the ultrasonic transducer inside the ultrasonic suturing and ligating device body.

【0059】また、このクリップ受部102の外端部に
はクリップ100を超音波溶着する際に、このクリップ
100を適切な位置に位置決めするためのストッパ10
3が形成されている。そして、ベルト98の送り駆動に
よってカートリッジ92の先端部側に送られたクリップ
100はガイドロッド94の溝101を通してクリップ
受部102に供給され、このクリップ受部102で超音
波プローブ93によって超音波溶着されるようになって
いる。
A stopper 10 for positioning the clip 100 at an appropriate position when the clip 100 is ultrasonically welded to the outer end of the clip receiving portion 102.
3 is formed. Then, the clip 100 sent to the tip end side of the cartridge 92 by the feeding drive of the belt 98 is supplied to the clip receiving portion 102 through the groove 101 of the guide rod 94, and the ultrasonic wave welding is performed by the ultrasonic probe 93 at the clip receiving portion 102. It is supposed to be done.

【0060】次に、上記構成の作用について説明する。
まず、カートリッジ92が図示しない超音波縫合結紮具
装置本体に対して取外し可能に連結される。このとき、
カートリッジ92はこのカートリッジ92内のクリップ
100がガイドロッド94から反発力を受けるように装
着される。
Next, the operation of the above configuration will be described.
First, the cartridge 92 is detachably connected to the ultrasonic suture and ligature device main body (not shown). At this time,
The cartridge 92 is mounted so that the clip 100 in the cartridge 92 receives the repulsive force from the guide rod 94.

【0061】続いて、手元側のローラ97を回してベル
ト98上のクリップ100を先端側のローラ96の方へ
移動させる。そして、クリップ100がガイドロッド9
4の溝101と対向配置される位置まで移動すると、ベ
ルト98の弾性力によってクリップ100はガイドロッ
ド94の溝101を通してクリップ受部102側に押し
出される。このとき、クリップ100はストッパ103
に当接され、超音波溶着に適した位置にセットされる。
Then, the roller 97 on the hand side is rotated to move the clip 100 on the belt 98 toward the roller 96 on the tip side. And the clip 100 is the guide rod 9
When the clip 100 is moved to a position opposed to the groove 101 of No. 4, the clip 100 is pushed out to the clip receiving portion 102 side through the groove 101 of the guide rod 94 by the elastic force of the belt 98. At this time, the clip 100 becomes the stopper 103.
And is set at a position suitable for ultrasonic welding.

【0062】なお、超音波プローブ93の先端面は図1
0に示すようにクリップ100が開いたときに接触しな
い限界の位置にセットされている。そして、この状態で
超音波プローブ93とクリップ受部102との間にセッ
トされているクリップ100の超音波溶着が行なわれ
る。
The tip surface of the ultrasonic probe 93 is shown in FIG.
As shown in 0, the clip 100 is set at a limit position where it does not come into contact when opened. Then, in this state, the ultrasonic welding of the clip 100 set between the ultrasonic probe 93 and the clip receiving portion 102 is performed.

【0063】また、クリップ100がクリップ受部10
2にセットされた後、クリップ100が押し出されたク
リップ保持部材99は予めベルト98に形成された収容
溝に収容する構成にしても良い。
Further, the clip 100 has the clip receiving portion 10
After being set to 2, the clip holding member 99 from which the clip 100 has been pushed out may be stored in a storage groove formed in the belt 98 in advance.

【0064】そこで、上記構成のものにあっては生体組
織を結紮するクリップ100を超音波溶着により固定す
る際、クリップ100を連続的に供給できるので、クリ
ップ100の超音波溶着作業の作業能率の向上を図るこ
とができる。なお、本発明は上記実施例に限定されるも
のではなく、本発明の要旨を逸脱しない範囲で種々変形
実施できることは勿論である。
Therefore, in the above-mentioned structure, since the clip 100 can be continuously supplied when fixing the clip 100 for ligating the living tissue by ultrasonic welding, the work efficiency of the ultrasonic welding operation of the clip 100 can be improved. It is possible to improve. It should be noted that the present invention is not limited to the above embodiments, and various modifications can be made without departing from the gist of the present invention.

【0065】[0065]

【発明の効果】本発明によれば両挾持要素の接触面間に
超音波溶着部分の位置ずれを防止する凹凸状の位置ずれ
防止手段を設けたので、合成樹脂製の一対の挾持要素間
の接触部分を超音波溶着する際に、両挾持要素の接触面
間の超音波溶着部分の位置ずれを防止することができる
とともに、超音波溶着後の耐久性、強度等の特性を損な
うことなく、確実に生体組織を縫合結紮することができ
る。
According to the present invention, the uneven displacement preventing means for preventing the displacement of the ultrasonically welded portion is provided between the contact surfaces of the two retaining elements, so that the pair of sandwiching elements made of synthetic resin are provided. When ultrasonically welding the contact portion, it is possible to prevent displacement of the ultrasonic welding portion between the contact surfaces of both holding elements, durability after ultrasonic welding, without impairing properties such as strength, The living tissue can be reliably sutured and ligated.

【図面の簡単な説明】[Brief description of drawings]

【図1】 本発明の第1の実施例を示すもので、(A)
はクリップの変形前の状態を示す側面図、(B)はクリ
ップの脚部先端の接触面を示す平面図、(C)は超音波
処置装置の超音波プローブと受け部材との間にクリップ
をセットした状態を示す要部の側面図、(D)はクリッ
プによって生体組織を縫合結紮した状態を示す要部の側
面図。
FIG. 1 shows a first embodiment of the present invention (A)
Is a side view showing a state before deformation of the clip, (B) is a plan view showing a contact surface of a tip end of a leg of the clip, and (C) is a clip between the ultrasonic probe and the receiving member of the ultrasonic treatment apparatus. The side view of the principal part which shows the set state, (D) is the side view of the principal part which shows the state where the biological tissue is sutured and ligated with a clip.

【図2】 (A)はクリップの脚部先端の接触面の第1
の変形例を示す平面図、(B)はクリップの脚部先端の
接触面の第2の変形例を示す平面図。
FIG. 2A is the first contact surface of the tip of the leg of the clip.
FIG. 6B is a plan view showing a modified example of FIG. 3B, and FIG.

【図3】 本発明の第2の実施例を示すもので、(A)
はクリップの変形前の状態を示す側面図、(B)は
(A)のL1 −L1 線断面図。
FIG. 3 shows a second embodiment of the present invention (A)
Is a side view showing a state before deformation of the clip, and (B) is a sectional view taken along line L 1 -L 1 of (A).

【図4】 本発明の第3の実施例を示すもので、(A)
はクリップの変形前の状態を示す側面図、(B)はクリ
ップの変形後の状態を示す側面図。
FIG. 4 shows a third embodiment of the present invention, (A)
FIG. 4B is a side view showing a state before deformation of the clip, and FIG. 6B is a side view showing a state after deformation of the clip.

【図5】 本発明の第4の実施例を示すもので、(A)
はクリップの変形前の状態を示す側面図、(B)はクリ
ップの変形後の状態を示す側面図。
FIG. 5 shows a fourth embodiment of the present invention (A)
FIG. 4B is a side view showing a state before deformation of the clip, and FIG. 6B is a side view showing a state after deformation of the clip.

【図6】 本発明の第5の実施例を示すもので、(A)
はクリップの変形前の状態を示す側面図、(B)はクリ
ップの脚部先端の接触面を示す正面図。
FIG. 6 shows a fifth embodiment of the present invention (A)
Is a side view showing a state before deformation of the clip, and (B) is a front view showing a contact surface at a tip of a leg portion of the clip.

【図7】 本発明の第6の実施例を示すもので、(A)
は超音波処置装置の超音波プローブと受け部材との間に
クリップをセットした状態を示す要部の側面図、(B)
はクリップの脚部先端の接触面を示す平面図。
FIG. 7 shows a sixth embodiment of the present invention (A)
Is a side view of an essential part showing a state where a clip is set between the ultrasonic probe and the receiving member of the ultrasonic treatment device, (B)
[FIG. 3] is a plan view showing a contact surface at the tip of the leg portion of the clip.

【図8】 (A)は超音波処置装置の超音波プローブと
受け部材との間でクリップが変形された状態を示す要部
の側面図、(B)はクリップの脚部先端の接触面の変形
状態を示す平面図。
FIG. 8A is a side view of an essential part showing a state where the clip is deformed between the ultrasonic probe and the receiving member of the ultrasonic treatment device, and FIG. 8B is a contact surface of a tip end of a leg of the clip. The top view which shows a deformation | transformation state.

【図9】 本発明の第7の実施例を示すもので、(A)
は縫合結紮具本体を示す要部の側面図、(B)は縫合結
紮具本体の受け板の突起支持穴を示す平面図、(C)は
(B)のL1 −L1 線断面図、(D)は縫合結紮具本体
の受け板を示す平面図、(E)は縫合結紮具本体によっ
て生体組織を縫合結紮した状態を示す側面図。
FIG. 9 shows a seventh embodiment of the present invention, in which (A)
Is a side view of a main part showing the suture and ligature main body, (B) is a plan view showing a projection supporting hole of a receiving plate of the suture and ligature main body, (C) is a sectional view taken along line L 1 -L 1 of (B), (D) is a plan view showing the receiving plate of the main body of the suture and ligature, and (E) is a side view showing a state in which biological tissue is sutured and ligated by the main body of the suture and ligature.

【図10】 本発明の第8の実施例を示すクリップ操作
装置の概略構成図。
FIG. 10 is a schematic configuration diagram of a clip operating device showing an eighth embodiment of the present invention.

【図11】 第8の実施例のクリップ操作装置のガイド
ロッドを示す平面図。
FIG. 11 is a plan view showing a guide rod of the clip operating device of the eighth embodiment.

【符号の説明】[Explanation of symbols]

2,22,32,33,52,53,62,63…脚部
(挾持要素)、4a,22a,35a,36a,55
a,56a…接触面、5,11,12,24…凹凸部
(位置ずれ防止手段)、37a…凸曲面(位置ずれ防止
手段)、38a…凹部(位置ずれ防止手段)、57,5
8…突起部(位置ずれ防止手段)、67…凸部(位置ず
れ防止手段)、68…凹部(位置ずれ防止手段)。
2, 22, 32, 33, 52, 53, 62, 63 ... Legs (holding elements) 4a, 22a, 35a, 36a, 55
a, 56a ... Contact surface, 5, 11, 12, 24 ... Concavo-convex portion (positional deviation prevention means), 37a ... Convex curved surface (positional deviation prevention means), 38a ... Recessed portion (positional deviation prevention means), 57, 5
8 ... Protrusions (positional deviation prevention means), 67 ... Convex parts (positional deviation prevention means), 68 ... Recesses (positional deviation prevention means).

【手続補正書】[Procedure amendment]

【提出日】平成5年8月27日[Submission date] August 27, 1993

【手続補正1】[Procedure Amendment 1]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0002[Name of item to be corrected] 0002

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0002】[0002]

【従来の技術】従来から血管等の管状組織を結紮する場
合には糸やクリップなどの結紮部材を用いてメカニカル
に結紮することが一般に行われている。この結紮部材の
素材としては例えばチタン等の金属材料を用いる場合
と、例えばナイロンなどの高分子材料を用いる場合とが
ある。なお、後者の結紮部材としては例えばポリラクタ
イド、ポリグリコライド、ポリジオキサノンなど生体吸
収性物質を素材としたものが近年、普及してきている。
2. Description of the Related Art Conventionally, when a tubular tissue such as a blood vessel is ligated, it is generally performed mechanically using a ligating member such as a thread or a clip. The material of the ligating member may be a metal material such as titanium, or a polymer material such as nylon. Incidentally, as the latter ligating member, those made of a bioabsorbable substance such as polylactide, polyglycolide, polydioxanone have become popular in recent years.

【手続補正2】[Procedure Amendment 2]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0003[Name of item to be corrected] 0003

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0003】ところで、高分子材料による縫合結紮部材
で生体組織をメカニカルに縫合、結紮する場合よりも、
更に確実に生体組織を縫合、結紮する手段として高分子
材料による縫合結紮部材に超音波振動を加えて高分子材
料による縫合結紮部材の一部を溶着させる技術が開発さ
れている。
By the way, compared to the case where a living tissue is mechanically sewn and ligated with a suture and ligature member made of a polymer material ,
Further, a polymer is used as a means for surely suturing and ligating biological tissues.
The suture and ligature member by material applying ultrasonic vibration polymeric material
A technique for welding a part of a suture and ligature member with a material has been developed.

【手続補正3】[Procedure 3]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0006[Correction target item name] 0006

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0006】本発明は上記事情に着目してなされたもの
で、その目的は、高分子材料による一対の挾持要素間の
接触部分を超音波溶着する際に、両挾持要素の接触面間
の超音波溶着部分の位置ずれを防止することができると
ともに、超音波溶着後の耐久性、強度等の特性を損なう
ことなく、確実に生体組織を縫合結紮することができる
縫合結紮具を提供することにある。
The present invention has been made in view of the above circumstances, and an object thereof is to provide a superposition between contact surfaces of both sandwiching elements when ultrasonically welding a contact portion between a pair of sandwiching elements made of a polymer material. To provide a suture ligature tool capable of preventing positional displacement of a sonic welded portion and reliably suturing and ligating a biological tissue without impairing properties such as durability and strength after ultrasonic welding. is there.

【手続補正4】[Procedure amendment 4]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0009[Correction target item name] 0009

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0009】[0009]

【実施例】以下、本発明の第1の実施例を図1(A)〜
(D)を参照して説明する。図1(A)は縫合結紮具で
ある高分子材料によるクリップ1の変形前の状態を示す
ものである。このクリップ1には略V字状に屈曲された
一対の脚部(挾持要素)2,2が設けられている。両脚
部2,2の基端部間は連結されている。そして、クリッ
プ1の変形前は両脚部2,2の基端部側の連結部3を中
心に両脚部2,2の先端部側がそれぞれ離間された開放
形状で保持されている。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will now be described with reference to FIGS.
This will be described with reference to (D). FIG. 1 (A) shows a state before deformation of the clip 1 made of a polymer material which is a suture and ligature. The clip 1 is provided with a pair of leg portions (holding elements) 2 and 2 which are bent in a substantially V shape. The base end portions of both leg portions 2 and 2 are connected. Before the clip 1 is deformed, the distal end portions of the legs 2 and 2 are held in an open shape with the connecting portion 3 on the proximal end side of the legs 2 and 2 separated from each other.

【手続補正5】[Procedure Amendment 5]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0015[Name of item to be corrected] 0015

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0015】このとき、クリップ1における両脚部2,
2の接触面4a,4a間では両者の凹凸部5同士の摩擦
によって超音波振動時の位置ずれが互いに防止される。
そのため、超音波溶着後の高分子材料によるクリップ1
の耐久性、強度などの特性を損なうことなく、確実に生
体組織Hを縫合結紮することができる。
At this time, both legs 2 of the clip 1
Between the two contact surfaces 4a, 4a, friction between the concave and convex portions 5 prevents mutual displacement during ultrasonic vibration.
Therefore, the clip 1 made of polymer material after ultrasonic welding
The living tissue H can be reliably sutured and ligated without impairing the characteristics such as durability and strength.

【手続補正6】[Procedure correction 6]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0016[Correction target item name] 0016

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0016】そこで、上記構成のものにあってはクリッ
プ1が生体組織Hを挾持する挾持位置まで変形された際
に接触する突起部4の接触面4aにメッシュ状の凹凸部
5を形成したので、クリップ1の両脚部2,2の先端部
の接触面4a,4a間を超音波溶着する際、両接触面4
a,4aの凹凸部5,5間の摩擦抵抗により、クリップ
1の両脚部2,2の先端部の接触面4a,4a間の位置
ずれを防止することができる。そのため、超音波溶着
後、高分子材料によるクリップ1の強度、他耐久性等の
特性の劣化を防止できる。
Therefore, in the above-mentioned structure, the mesh-shaped uneven portion 5 is formed on the contact surface 4a of the projection 4 which comes into contact when the clip 1 is deformed to the holding position for holding the living tissue H. When the ultrasonic welding is performed between the contact surfaces 4a at the tips of the legs 2 and 2 of the clip 1, both contact surfaces 4a
Due to the frictional resistance between the concave and convex portions 5 and 5 of the a and 4a, it is possible to prevent the displacement between the contact surfaces 4a and 4a of the tips of the two leg portions 2 and 2 of the clip 1. Therefore, after ultrasonic welding, deterioration of characteristics such as strength and other durability of the clip 1 due to the polymer material can be prevented.

【手続補正7】[Procedure Amendment 7]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0017[Correction target item name] 0017

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0017】また、クリップ1の両脚部2,2の先端部
に内部側に向けて突起部4を突設し、各突起部4の先端
面に互いに接触する接触面4aを形成し、この部分を超
音波溶着するようにしたので、超音波溶着後の高分子材
料によるクリップ1の特性の劣化を更に効果的に抑制す
ることができる。
Further, projections 4 are provided at the tip ends of both leg portions 2 and 2 of the clip 1 so as to project inward, and contact surfaces 4a contacting each other are formed on the tip surfaces of the respective projections 4, and this portion is formed. Since it was designed to be ultrasonically welded, the polymer material after ultrasonic welding
Furthermore it is possible to effectively suppress the deterioration of the characteristics of the clip 1 by charges.

【手続補正8】[Procedure Amendment 8]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0020[Correction target item name] 0020

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0020】そこで、上記構成のものにあってはクリッ
プ21が生体組織Hを挾持する挾持位置まで変形された
際に接触する脚部22,22の先端部の接触部分にそれ
ぞれ略波型の凹凸部24が形成されているので、この場
合も第1の実施例と同様にクリップ21の両脚部22,
22の先端部の接触面22a,22a間を超音波溶着す
る際、両接触面22a,22aの凹凸部24,24間の
摩擦抵抗により、クリップ21の両脚部22,22の先
端部の接触面22a,22a間の位置ずれを防止するこ
とができる。そのため、超音波溶着後、高分子材料によ
クリップ21の強度、他耐久性等の特性の劣化を防止
できる。
Therefore, in the above-mentioned structure, the contact portions of the tips of the legs 22, 22 which come into contact with each other when the clip 21 is deformed to the holding position for holding the living tissue H are substantially corrugated. Since the portion 24 is formed, the leg portions 22 of the clip 21,
At the time of ultrasonic welding between the contact surfaces 22a, 22a of the distal end portions of 22, the contact surfaces of the distal end portions of the two leg portions 22, 22 of the clip 21 due to the frictional resistance between the uneven portions 24, 24 of the both contact surfaces 22a, 22a. It is possible to prevent the positional deviation between 22a and 22a. Therefore, after the ultrasonic welding, the polymer material
It is possible to prevent deterioration of characteristics such as strength and other durability of the clip 21.

【手続補正9】[Procedure Amendment 9]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0021[Correction target item name] 0021

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0021】また、図4(A),(B)は本発明の第3
の実施例を示すものである。図4(A)は縫合結紮具で
ある高分子材料によるクリップ31の変形前の状態を示
すものである。このクリップ31には略V字状に屈曲さ
れた一対の脚部32,33が設けられており、両脚部3
2,33の基端部間は連結部34を介して連結されてい
る。
Further, FIGS. 4A and 4B show the third embodiment of the present invention.
FIG. FIG. 4 (A) shows a state before deformation of the clip 31 made of a polymer material which is a suture ligature. The clip 31 is provided with a pair of leg portions 32 and 33 bent in a substantially V shape.
The base end portions of the reference numerals 2 and 33 are connected via a connecting portion 34.

【手続補正10】[Procedure Amendment 10]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0027[Name of item to be corrected] 0027

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0027】さらに、一方の脚部32の凸曲面37aと
他方の脚部33の凹部38aとの間を係止させて脚部3
2,33の接触面35a,36a間の超音波溶着部分の
位置ずれを防止する凹凸状の位置ずれ防止手段を形成し
たので、この場合も第1の実施例と同様にクリップ31
の両脚部32,33の先端部の接触面35a,36a間
を超音波溶着する際、一方の脚部32の凸曲面37aと
他方の脚部33の凹部38aとの間の係止部により、ク
リップ31の両脚部32,33の先端部の接触面35
a,36a間の位置ずれを防止することができる。その
ため、クリップ31の接触面35a,36a間の超音波
溶着後、高分子材料によるクリップ31の強度、耐久性
等の特性の劣化を防止できる。
Further, the convex curved surface 37a of the one leg portion 32 and the concave portion 38a of the other leg portion 33 are engaged with each other so that the leg portion 3 is formed.
Since the uneven displacement preventing means for preventing the displacement of the ultrasonic welding portion between the contact surfaces 35a and 36a of the second and the third 33 is formed, the clip 31 is also formed in this case similarly to the first embodiment.
When ultrasonically welding between the contact surfaces 35a, 36a of the tip portions of the both leg portions 32, 33, by the engagement portion between the convex curved surface 37a of one leg portion 32 and the concave portion 38a of the other leg portion 33, Contact surface 35 at the tip of both legs 32, 33 of clip 31
It is possible to prevent the positional deviation between a and 36a. Therefore, after ultrasonic welding between the contact surfaces 35a and 36a of the clip 31, deterioration of characteristics such as strength and durability of the clip 31 due to the polymer material can be prevented.

【手続補正11】[Procedure Amendment 11]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0028[Correction target item name] 0028

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0028】また、凸曲面37aに対して凹部38aを
若干大きく形成したので、高分子材料によるクリップ3
1を閉じて生体組織Hを挾持させた際に、凹部38aに
対して凸曲面37aを容易に収めることができる。
Since the concave portion 38a is formed slightly larger than the convex curved surface 37a, the clip 3 made of a polymer material is used.
When 1 is closed and the living tissue H is held, the convex curved surface 37a can be easily accommodated in the concave portion 38a.

【手続補正12】[Procedure Amendment 12]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0032[Name of item to be corrected] 0032

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0032】そこで、上記構成のものにあってはクリッ
プ51が生体組織Hを挾持する挾持位置まで変形された
場合に一方の脚部52の突起部57と他方の脚部53の
突起部58との間が噛合されて脚部52,53の接触面
55a,56a間の超音波溶着部分の位置ずれを防止す
る凹凸状の位置ずれ防止手段を形成したので、この場合
も第1の実施例と同様にクリップ51の両脚部52,5
3の先端部の接触面55a,56a間を超音波溶着する
際、クリップ51の両脚部52,53の先端部の接触面
55a,56a間の位置ずれを防止することができる。
そのため、クリップ51の接触面55a,56a間の超
音波溶着後、高分子材料によるクリップ51の強度、耐
久性等の特性の劣化を防止できる。
Therefore, in the case of the above-mentioned structure, when the clip 51 is deformed to the holding position for holding the living tissue H, the protrusion 57 of one leg 52 and the protrusion 58 of the other leg 53 are formed. Since the gaps are meshed with each other to form the concave-convex positional deviation prevention means for preventing positional deviation of the ultrasonic welding portion between the contact surfaces 55a and 56a of the leg portions 52 and 53, in this case as well, Similarly, both legs 52, 5 of the clip 51
When ultrasonic welding is performed between the contact surfaces 55a and 56a of the tip end portion of 3, the positional displacement between the contact surfaces 55a and 56a of the tip end portions of the leg portions 52 and 53 of the clip 51 can be prevented.
Therefore, after ultrasonic welding between the contact surfaces 55a and 56a of the clip 51, deterioration of characteristics such as strength and durability of the clip 51 due to the polymer material can be prevented.

【手続補正13】[Procedure Amendment 13]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0033[Correction target item name] 0033

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0033】また、図6(A),(B)は本発明の第5
の実施例を示すものである。ここでは、高分子材料のク
リップ61に略V字状に屈曲された一対の脚部62,6
3が設けられ、両脚部62,63の基端部間が連結部6
4を介して連結されている。
Further, FIGS. 6A and 6B show the fifth embodiment of the present invention.
FIG. Here, a pair of leg portions 62, 6 bent into a substantially V-shape in a clip 61 made of a polymer material.
3 is provided, and the connecting portion 6 is provided between the base end portions of both leg portions 62 and 63.
It is connected through 4.

【手続補正14】[Procedure Amendment 14]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0035[Correction target item name] 0035

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0035】そこで、上記構成のものにあってはクリッ
プ61が生体組織Hを挾持する挾持位置まで変形された
場合に一方の脚部62の溶着部65の凸部67と他方の
脚部63の溶着部66の凹部68との間が噛合されて脚
部62,63の溶着部65,66間の超音波溶着部分の
位置ずれを防止する凹凸状の位置ずれ防止手段を形成し
たので、この場合も第1の実施例と同様にクリップ61
の両脚部62,63の先端部の溶着部65,66間を超
音波溶着する際、クリップ61の両脚部62,63の先
端部の溶着部65,66間の位置ずれを防止することが
できる。そのため、クリップ61の溶着部65,66間
の超音波溶着後、高分子材料によるクリップ61の強
度、耐久性等の特性の劣化を防止できる。
Therefore, in the above-mentioned structure, when the clip 61 is deformed to the holding position for holding the living tissue H, the convex portion 67 of the welding portion 65 of one leg portion 62 and the other leg portion 63 are In this case, since the concave portion 68 of the welding portion 66 is meshed with the concave portion 68 to form the concave-convex positional deviation preventing means for preventing the positional deviation of the ultrasonic welding portion between the welding portions 65 and 66 of the leg portions 62 and 63. Also as in the first embodiment, the clip 61
When ultrasonic welding is performed between the welded portions 65 and 66 at the tip ends of the two leg portions 62 and 63, it is possible to prevent positional displacement between the welded portions 65 and 66 at the tip ends of the leg portions 62 and 63 of the clip 61. . Therefore, after ultrasonic welding between the welded portions 65 and 66 of the clip 61, deterioration of characteristics such as strength and durability of the clip 61 due to a polymer material can be prevented.

【手続補正15】[Procedure Amendment 15]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0038[Correction target item name] 0038

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0038】また、図7(A),(B)および図8
(A),(B)は本発明の第6の実施例を示すものであ
る。これは、結紮部材であるクリップ71をチタンなど
の金属材料を素材とする略V字状のクリップ本体72
と、このクリップ本体72の各脚部の先端部に配設され
高分子材料による溶着部75とによって形成したもの
である。
Further, FIGS. 7A, 7B and 8
(A) and (B) show a sixth embodiment of the present invention. This is a substantially V-shaped clip body 72 made of a metal material such as titanium for a clip 71 which is a ligating member.
And a welded portion 75 made of a polymer material, which is provided at the tip of each leg of the clip body 72.

【手続補正16】[Procedure Amendment 16]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0042[Correction target item name] 0042

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0042】そこで、上記構成のものにあっては金属製
のクリップ本体72の脚部先端に略リング状の保持部7
4を形成し、この保持部74を埋設する状態で溶着部7
5を形成したので、超音波溶着の際にはクリップ本体7
2のリングの中心部に高分子材料を残留させることがで
きる。そのため、超音波溶着後にはクリップ本体72の
溶着部75に十分な強度、耐久性が得られる。
Therefore, in the above-mentioned structure, the substantially ring-shaped holding portion 7 is provided at the tip of the leg portion of the metal clip body 72.
4 is formed, and the welding portion 7 is formed in a state in which the holding portion 74 is embedded.
Since 5 is formed, the clip body 7 is used for ultrasonic welding.
The polymeric material can remain in the center of the second ring. Therefore, after ultrasonic welding, sufficient strength and durability can be obtained in the welded portion 75 of the clip body 72.

【手続補正17】[Procedure Amendment 17]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0045[Name of item to be corrected] 0045

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0045】ここで、突起部保持板82の板面には図9
(A)に示すように高分子材料による突起部84が突設
されている。この突起部84の先端部には先細状の刺入
部85が形成されている。さらに、突起部84および刺
入部85の表面には凹凸部86が形成されている。
Here, the plate surface of the projection holding plate 82 is shown in FIG.
As shown in (A), a protrusion 84 made of a polymer material is provided in a protruding manner. A tapered insertion portion 85 is formed at the tip of the protrusion 84. Furthermore, the projections and depressions 84 and the insertion portion 85 are provided with uneven portions 86 on their surfaces.

【手続補正18】[Procedure 18]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0057[Name of item to be corrected] 0057

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0057】また、図示しない超音波縫合結紮具装置本
体にはクリップ100のガイドロッド94が固定されて
いる。このガイドロッド94の先端部には図11に示す
ようにクリップ100を通すための溝101が形成され
ている。この溝101の深さはガイドロッド94の先端
部にカートリッジ92を着脱可能にはめ込んだ後、高分
子材料のクリップ100を閉じた状態で貫通させる程度
である。
The guide rod 94 of the clip 100 is fixed to the ultrasonic suture and ligature device main body (not shown). As shown in FIG. 11, a groove 101 for passing the clip 100 is formed at the tip of the guide rod 94. After fitting the cartridge 92 detachably to the distal end of the depth guide rod 94 of the groove 101, the high frequency
It is only enough to penetrate the clip 100 of the child material in the closed state.

【手続補正19】[Procedure Amendment 19]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0065[Correction target item name] 0065

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0065】[0065]

【発明の効果】本発明によれば両挾持要素の接触面間に
超音波溶着部分の位置ずれを防止する凹凸状の位置ずれ
防止手段を設けたので、高分子材料の一対の挾持要素間
の接触部分を超音波溶着する際に、両挾持要素の接触面
間の超音波溶着部分の位置ずれを防止することができる
とともに、超音波溶着後の耐久性、強度等の特性を損な
うことなく、確実に生体組織を縫合結紮することができ
る。
According to the present invention, since the uneven displacement preventing means for preventing the displacement of the ultrasonically welded portion is provided between the contact surfaces of the sandwiching elements, the gap between the pair of sandwiching elements made of the polymer material is increased. When ultrasonically welding the contact portion, it is possible to prevent displacement of the ultrasonic welding portion between the contact surfaces of both holding elements, durability after ultrasonic welding, without impairing properties such as strength, The living tissue can be reliably sutured and ligated.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 生体組織を挾持する接離可能な一対の挾
持要素を備え、前記一対の挾持要素を接近させた挾持位
置で前記生体組織を前記一対の挾持要素間で挾持させる
とともに、前記一対の挾持要素が挾持位置で保持されて
いる状態で前記両挾持要素間の接触部分を超音波溶着し
て前記両挾持要素間を固定し、前記生体組織を縫合結紮
する縫合結紮具において、前記両挾持要素の接触面間に
前記超音波溶着部分の位置ずれを防止する凹凸状の位置
ずれ防止手段を設けたことを特徴とする縫合結紮具。
1. A pair of gripping elements capable of gripping and holding a biological tissue, wherein the pair of gripping elements hold the biological tissue between the pair of gripping elements, and the pair of gripping elements hold the pair of gripping elements close to each other. In the suture and ligature tool for suturing and ligating the biological tissue by ultrasonically welding the contacting portions between the two holding elements in a state where the holding elements are held at the holding position by ultrasonic welding. A suture and ligature device, characterized in that uneven displacement preventing means for preventing displacement of the ultrasonically welded portion is provided between the contact surfaces of the holding elements.
JP17895693A 1993-07-20 1993-07-20 Suture and ligature Expired - Fee Related JP3467055B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17895693A JP3467055B2 (en) 1993-07-20 1993-07-20 Suture and ligature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17895693A JP3467055B2 (en) 1993-07-20 1993-07-20 Suture and ligature

Publications (2)

Publication Number Publication Date
JPH0731621A true JPH0731621A (en) 1995-02-03
JP3467055B2 JP3467055B2 (en) 2003-11-17

Family

ID=16057604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17895693A Expired - Fee Related JP3467055B2 (en) 1993-07-20 1993-07-20 Suture and ligature

Country Status (1)

Country Link
JP (1) JP3467055B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002282262A (en) * 2001-03-26 2002-10-02 Olympus Optical Co Ltd Clip device for organism tissue

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002282262A (en) * 2001-03-26 2002-10-02 Olympus Optical Co Ltd Clip device for organism tissue

Also Published As

Publication number Publication date
JP3467055B2 (en) 2003-11-17

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