CN103584903A

CN103584903A - Surgical forceps used for suturing

Info

Publication number: CN103584903A
Application number: CN201310443784.0A
Authority: CN
Inventors: 朱孝成; 冯麒麟; 高圣强; 洪键; 邵勇
Original assignee: Affiliated Hospital of Xuzhou Medical University
Current assignee: Affiliated Hospital of Xuzhou Medical University
Priority date: 2013-09-26
Filing date: 2013-09-26
Publication date: 2014-02-19
Anticipated expiration: 2033-09-26
Also published as: CN103584903B

Abstract

The invention discloses surgical forceps for suturing. The surgical forceps are composed of a first forceps arm and a second forceps arm which are connected together through a near end; at a far end, the first forceps arm and the second forceps arm are respectively provided with a first accurate clamp and a second accurate clamp which are arc-shaped; one or more semicircular notches are respectively formed in corresponding positions of the inner sides of the first accurate clamp and the second accurate clamp, each notch extends from the upper surface to the lower surface, a chamfer is arranged on the junction of the upper surface and the inner side of each of the first accurate clamp and the second accurate clamp, and the chamfers of the first accurate clamp and the second accurate clamp are symmetrically arranged. The accurate clamps are taken as block linings, and when biliary ducts on two sides are sutured, a suture needle is not in direct contact with biliary duct walls, so that the suture needle is prevented from being sutured to the duct walls opposite to the biliary ducts which can be well sutured without enlarging the biliary duct space, and the surgical forceps do not cause adverse effect on patient's bodies.

Description

A kind of surgical forceps for sewing up

Technical field

The present invention relates to a kind of surgical forceps for sewing up, belong to medical apparatus technical field.

Background technology

In current medical field, carrying out the cavity organ anastomosiss such as bile duct, intestinal tube, ureter, blood vessel, while sewing up especially continuously (account for anastomosis 90%), bile duct space is along with the process of suture operation can be more and more less, and narrow space makes the stitching of the last several pins difficult that becomes.Surgeon solves this problem by two kinds of methods at present: first method is expansion space, this method exactly by bile duct also unstitched part utilize operation tool to strut, with this, obtain larger operation technique space, but this method may cause damage to the tissue on bile duct two sides, and patient's health is caused to disadvantageous consequence; Second method is blind seam, this method is mainly that surgeon rule of thumb judges the position of lower pin, the angle of lower pin etc. are sewed up, this method is subject to the many factors such as surgeon's experience, patient body practical situation, operation site surrounding, once sew application is improper, will be sewn on the tube wall on bile duct opposite, tube chamber is narrowed down, and the later stage can cause various complication thus, healthy very unfavorable to patient.

Summary of the invention

The problem existing for above-mentioned prior art, the invention provides a kind of surgical forceps for sewing up, and without expanding under the prerequisite in patient's bile duct space, avoids being sewn to the tube wall on bile duct opposite.

To achieve these goals, the technical solution used in the present invention is: a kind of surgical forceps for sewing up, by the first tweezer arm and the second tweezer arm, formed, and the first tweezer arm and the second tweezer arm are linked together by near-end; The first tweezer arm and the second tweezer arm have respectively accurately pincers of the first accurate pincers and second at far-end, accurately clamp curved; The first accurate pincers and the second accurately inner side correspondence position of pincers offer respectively one or more semicircle gap, gap extends to lower surface by upper surface always, first accurately pincers and second accurately pincers at upper surface and inner side intersection, all offer chamfering, first accurately pincers and the second accurate chamfering symmetry clamping are offered.

Further, gap accurately respectively offers two on pincers at the first accurate pincers and second, and two gap are arranged and offered along near-end to distal direction.

Further, the lateral surface of the first tweezer arm and the second tweezer arm has bellows-shaped slip prevention part.

Further, the first accurate pincers and the second chamfering accurately clamping extend to gap from far-end always.

The invention has the beneficial effects as follows: hold the first tweezer arm and the second tweezer arm, together with grip can make first accurately pincers and the second interior side contacts accurately clamping fit to, then will accurately clamp and put in bile duct, after putting well, utilize pin under needle holder clip suture pin, first stitch the gallbladder pipe of a side, because being first placed on, accurate pincers in bile duct, play the effect of gear lining, the needle point of sewing needle can not be sewn on the tube wall on bile duct opposite, the first accurate pincers and second accurately pincers all offer chamfering at upper surface and inner side intersection, the first accurate pincers are just put into bile duct together with fitting to the second interior side contacts accurately clamping, so sewing needle needle point can move by the arc wheel profile along accurate pincers from V-arrangement or U-lag, sew it up after a side bile duct, by Rotate 180 degree of the present invention, to accurately clamp and put in the bile duct of opposite side, then sewing needle is passed to the bile duct wall of through hole and opposite side successively, due to sewing needle in through hole and accurately pincers in bile duct, play the effect of gear lining, so also can not be sewn on the tube wall on bile duct opposite when sewing up opposite side bile duct, sewing needle is through after the bile duct wall of opposite side, needle holder is held the state of pin, with the present invention, accurately clamp and clamp sewing needle, unclamp again needle holder, with needle holder, the sewing needle that penetrates the bile duct wall of opposite side is pulled out from bile duct wall, after the bile duct of both sides is sewed on, micro-loose the first tweezer arm and the second tweezer arm, make to reserve the gap that is greater than sewing needle between the two, then take out the present invention, like this completed the single periodic process that bile duct is sewed up, repeat above-mentioned steps until bile duct is sewed up completely, use the present invention can sew up easily gallbladder pipe, even if sewing up last space bile duct hour also without expanding bile duct space, to doctors experience, the factors such as operation site surrounding require lower, sewing effect is good, little to patient's side effect.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is accurately pincers part enlarged drawing of the present invention second;

Fig. 3 is that the present invention accurately clamps the rear enlarged drawing of laminating.

In figure: 12, the first tweezer arm, the 14, second tweezer arm, the 16, near-end, 18, far-end, 20, first accurate pincers, the 22, second accurate pincers, 24, upper surface, 26, lower surface, 28, inner side, 32, gap, 34, chamfering, 38, through hole.

The specific embodiment

Below in conjunction with accompanying drawing, the invention will be further described.

As Fig. 1 and as shown in Figure 2, this surgical forceps for sewing up, is comprised of the first tweezer arm 12 and the second tweezer arm 14, and the first tweezer arm 12 and the second tweezer arm 14 are linked together by near-end 16; The first tweezer arm 12 and the second tweezer arm 14 have respectively first accurately to clamp the 20 and second accurate pincers 22 at far-end 18 places, accurately clamp curved; The first inner side 28 correspondence positions that accurately clamp the 20 and second accurate pincers 22 offer respectively one or more semicircle gap 32, gap 32 extends to lower surface 26 by upper surface 24 always, first accurately clamps the 20 and second accurate pincers 22 all offers chamfering 34 at upper surface 24 and inner side 28 intersections, the first chamfering 34 symmetries that accurately clamp the 20 and second accurate pincers 22 are offered, as shown in Figure 3, first accurately clamps 20 and second accurately clamps after 22 laminatings, two semicircle gap 32 can form 38, two chamferings of a through hole 34 and can form a V-arrangement or U-lag.

Using method: take bile duct end to-end anastomosis as example, hold the first tweezer arm 12 and the second tweezer arm 14, grip can make first accurately pincers 20 and second accurately contact and fit to together in the inner side 28 of pincers 22, then will accurately clamp and put in bile duct, after putting well, utilize pin under needle holder clip suture pin, first stitch the gallbladder pipe of a side, because being first placed on, accurate pincers in bile duct, play the effect of gear lining, the needle point of sewing needle can not be sewn on the tube wall on bile duct opposite, first accurately clamps the 20 and second accurate pincers 22 all offers chamfering 34 at upper surface 24 and inner side 28 intersections, the first inner side 28 of accurately clamping the 20 and second accurate pincers 22 contacts to fit to just puts into bile duct together, so sewing needle needle point can move by the arc wheel profile along accurate pincers from V-arrangement or U-lag, sew it up after a side bile duct, by Rotate 180 degree of the present invention, to accurately clamp and put in the bile duct of opposite side, then sewing needle is passed to the bile duct wall of through hole 38 and opposite side successively, due to sewing needle in through hole 38 and accurately pincers in bile duct, play the effect of gear lining, so also can not be sewn on the tube wall on bile duct opposite when sewing up opposite side bile duct, sewing needle is through after the bile duct wall of opposite side, needle holder is held the state of pin, with the present invention, accurately clamp and clamp sewing needle, unclamp again needle holder, with needle holder, the sewing needle that penetrates the bile duct wall of opposite side is pulled out from bile duct wall, after the bile duct of both sides is sewed on, micro-loose the first tweezer arm 12 and the second tweezer arm 14, make to reserve the gap that is greater than sewing needle between the two, then take out the present invention, like this completed the single periodic process that bile duct is sewed up, repeat above-mentioned steps until bile duct is sewed up completely, use the present invention can sew up easily gallbladder pipe, even if sewing up last space bile duct hour also without expanding bile duct space, to doctors experience, the factors such as operation site surrounding require lower, sewing effect is good, little to patient's side effect.

The first inner side 28 of accurately clamping the 20 and second accurate pincers 22 offers respectively two semicircle gap 32 along near-end 16 to far-end 18 direction correspondence positions, because semicircle gap 32 is arranged and offered to far-end 18 directions along near-end 16, so two semicircle gap 32 are different from the distance of far-end 18, in actual operation, the diameter of different cavity organs is different, the identical cavity organ diameter of different people is also different, so the first inner side 28 of accurately clamping the 20 and second accurate pincers 22 offers respectively two semicircle gap 32 along near-end 16 to far-end 18 direction correspondence positions can be more practical in actual operation, can be according to the size of cavity organ diameter, the through hole 38 being formed by semicircle gap 32 of selecting sewing needle to penetrate flexibly.

The lateral surface of the first tweezer arm 12 and the second tweezer arm 14 has bellows-shaped slip prevention part, can grip in use more stablely, prevents from skidding, and avoids impacting to operation.

In order to make sewing needle mobile convenient in V-arrangement or U-lag, the first chamfering 34 that accurately clamps the 20 and second accurate pincers 22 extends to gap 32 from far-end 18 always, even if chamfering 34 extends to the position of gap 32, also can not affect use of the present invention.

Claims

1. the surgical forceps for sewing up, is comprised of the first tweezer arm (12) and the second tweezer arm (14), and the first tweezer arm (12) and the second tweezer arm (14) are linked together by near-end (16);

The first tweezer arm (12) and the second tweezer arm (14) far-end (18) locate to have respectively first accurately pincers (20) and second accurately clamp (22), accurately clamp curved;

It is characterized in that, the first inner side (28) correspondence position that accurately pincers (20) and second accurately clamp (22) offers respectively one or more semicircle gap (32), gap (32) extends to lower surface (26) by upper surface (24) always, first accurately pincers (20) and second accurately clamp (22) and all offer chamfering (34) at upper surface (24) and inner side (28) intersection, first accurately clamps (20) and second accurately clamps chamfering (34) symmetry of (22) and offers.

2. a kind of surgical forceps for sewing up according to claim 1, it is characterized in that, described gap (32) accurately clamps (20) and second first and accurately clamps on (22) and respectively offer two, and two gap (32) are arranged and offered along near-end (16) to far-end (18) direction.

3. a kind of surgical forceps for sewing up according to claim 1, is characterized in that, the first described tweezer arm (12) and the lateral surface of the second tweezer arm (14) have bellows-shaped slip prevention part.

4. a kind of surgical forceps for sewing up according to claim 1, is characterized in that, the described first chamfering (34) that accurately pincers (20) and second accurately clamp (22) extends to gap (32) from far-end (18) always.