CN-122004983-A - Internal fixation type vascular puncture plugging device

CN122004983ACN 122004983 ACN122004983 ACN 122004983ACN-122004983-A

Abstract

The invention relates to an internal-fixed vascular puncture plugging device which comprises an internal-fixed vascular patch, wherein the internal-fixed vascular patch comprises a plugging sheet, reinforcing ribs and supporting legs, a plurality of reinforcing ribs are uniformly distributed on the lower surface of the plugging sheet, two supporting legs are respectively arranged at two ends of the lower surface of the plugging sheet, and the internal-fixed vascular patch is made of degradable shape memory materials. Compared with an adhesion type patch, the vascular wall patch has the advantages that the blocking is firmer, the vascular wall can be prevented from forming folds after suturing, the risk of thrombosis and aneurysm formation is reduced, the vascular wall patch is used for blocking the inner wall of a blood vessel, the effect is better, the degradable vascular wall patch can avoid rejection reaction, and the vascular wall patch is suitable for blocking a large-caliber puncture of a vein or an artery.

Inventors

LI HAOXUAN
YU YANG
CHEN XUESHENG
YU WENYUAN
LIU HONGLI
HUANG XINYANG

Assignees

首都医科大学附属北京安贞医院
北京悦唯医疗科技有限责任公司

Dates

Publication Date: 20260512
Application Date: 20260319

Claims (10)

1. The utility model provides an interior fixed vascular puncture plugging device which characterized in that, includes the interior fixed patch of blood vessel, the interior fixed patch of blood vessel includes shutoff thin slice, strengthening rib and stabilizer blade, the lower surface equipartition of shutoff thin slice has a plurality of the strengthening rib and respectively is equipped with one at the both ends of lower surface the stabilizer blade, the interior fixed patch of blood vessel adopts degradable shape memory material to make.
2. The internal fixation vascular puncture plugging device according to claim 1, wherein the internal fixation vascular patch adopts an internal fixation vascular polygonal patch, the internal fixation vascular polygonal patch comprises a first polygonal plugging sheet, a first cross-shaped reinforcing rib and first annular supporting legs (1.3), a plurality of the first cross-shaped reinforcing ribs are uniformly distributed on the lower surface of the first polygonal plugging sheet, and one of the first annular supporting legs (1.3) is respectively arranged at two ends of the lower surface.
3. The internal fixation vascular puncture plugging device according to claim 2, wherein the internal fixation type vascular polygonal patch adopts an internal fixation type vascular rectangular patch (1), the internal fixation type vascular rectangular patch (1) comprises a first rectangular plugging sheet (1.1), a first rice-shaped reinforcing rib (1.2) and a first circular support leg (1.3), the lower surface of the first rectangular plugging sheet (1.1) is provided with the first rice-shaped reinforcing rib (1.2) and two wide edge ends of the lower surface are respectively provided with the first circular support leg (1.3).
4. The internal fixation vascular puncture occluder according to claim 1, comprising an extravascular patch, wherein the extravascular patch is an extravascular polygonal patch, the extravascular polygonal patch comprises a second polygonal occlusion sheet, a first blood flow detection hole is formed in the middle of the second polygonal occlusion sheet, a detection probe of a blood flow detector is mounted at the first blood flow detection hole, and the extravascular patch is made of a degradable shape memory material.
5. The internal fixation vascular puncture occlusion device according to claim 4, wherein the extravascular polygonal patch is an extravascular rectangular patch (2), the extravascular rectangular patch (2) comprises a second rectangular occlusion sheet (2.1), a first infrared blood flow detection hole (2.2) is formed in the middle of the second rectangular occlusion sheet (2.1), and an optical probe of an infrared blood flow detector (6) is mounted at the first infrared blood flow detection hole (2.2).
6. The internal fixation vascular puncture plugging device according to claim 1, wherein the internal fixation type patch adopts an internal blood vessel cone curve type fixed patch, the internal blood vessel cone curve type fixed patch comprises a first cone curve type ‌ sheet, a twenty-first shaped reinforcing rib and a second annular supporting leg (4.3), a plurality of the twenty-first shaped reinforcing ribs are uniformly distributed on the lower surface of the first cone curve type ‌ sheet, and one of the second annular supporting legs (4.3) is respectively arranged at two ends of the lower surface.
7. The internal fixation vascular puncture occluder according to claim 6, wherein the internal vessel cone curve-shaped fixed patch adopts an internal vessel ellipse-shaped fixed patch (4), the internal vessel ellipse-shaped fixed patch (4) comprises a first ellipse-shaped occluding sheet (4.1), a second rice-shaped reinforcing rib (4.2) and a second circular support leg (4.3), the lower surface of the first ellipse-shaped occluding sheet (4.1) is provided with the second rice-shaped reinforcing rib (4.2) and one of the second circular support legs (4.3) is respectively arranged at two ends of a long axis of the lower surface.
8. The internal fixation vascular puncture occlusion device according to claim 1, comprising an extravascular patch, wherein the extravascular patch is an extravascular conic-line ‌ -shaped patch, wherein the extravascular conic-line ‌ -shaped patch comprises a second conic-line ‌ sheet, wherein a second blood flow detection hole is formed in the middle of the second conic-line ‌ -shaped sheet, and a detection probe of a blood flow detector is mounted at the second blood flow detection hole.
9. The internal fixation vascular puncture occlusion device according to claim 8, wherein the extravascular conic section ‌ is an extravascular elliptical patch (5), the extravascular elliptical patch (5) comprises a second elliptical occlusion sheet (5.1), a second infrared blood flow detection hole (5.2) is formed in the middle of the second elliptical occlusion sheet (5.1), and an optical probe of an infrared blood flow detector (6) is mounted at the second infrared blood flow detection hole (5.2).
10. The internal fixation vascular puncture occlusion device according to any of claims 1-9, comprising a conveyor (3), said conveyor (3) comprising a sheath (3.1), a flashback indicator (3.2), a handle (3.3) and a push rod (3.4), said sheath (3.1) being of thin-walled tubular construction in shape, the front end of the internal cavity of said sheath (3.1) being adapted for placement of said endovascular fixation patch or extravascular patch after compression folding, the rear end being provided with said push rod (3.4), said handle (3.3) being arranged at the rear end of said sheath (3.1), said flashback indicator (3.2) being mounted on said sheath (3.1) close to said handle (3.3).

Description

Internal fixation type vascular puncture plugging device Technical Field The invention belongs to the technical field of medical appliances, and particularly relates to an internal fixed vascular puncture plugging device. Background The existing vascular occluder comprises two structural forms of suturing and adhesion, the vascular wall after the suturing of the blood vessel possibly has the adverse effects of wrinkling, thrombus formation and the like, the adhesion effect of the adhesion vascular occluder on a large-caliber puncture point is poor, and the risk of being easily flushed by blood flow exists, so that the two vascular occluders cannot effectively suture the large-caliber puncture point and realize a good occlusion effect, and meanwhile, the existing vascular occluder cannot be simultaneously suitable for occlusion of an arterial and venous puncture point. Thus, improvements are needed. Disclosure of Invention In order to solve the problems in the prior art, the invention provides an internal fixed vascular puncture plugging device which comprises an internal fixed vascular patch, wherein the internal fixed vascular patch comprises a plugging sheet, reinforcing ribs and supporting legs, a plurality of reinforcing ribs are uniformly distributed on the lower surface of the plugging sheet, two supporting legs are respectively arranged at two ends of the lower surface of the plugging sheet, and the internal fixed vascular patch is made of degradable shape memory materials. Further, the intravascular fixed patch adopts intravascular polygonal fixed patch, the intravascular polygonal fixed patch comprises a first polygonal plugging sheet, first cross-shaped reinforcing ribs and first circular supporting legs, a plurality of first cross-shaped reinforcing ribs are uniformly distributed on the lower surface of the first polygonal plugging sheet, and one first circular supporting leg is respectively arranged at two ends of the lower surface of the first polygonal plugging sheet. Further, the intravascular polygonal fixed patch adopts an intravascular rectangular fixed patch, the intravascular rectangular fixed patch comprises a first rectangular plugging sheet, a first rice-shaped reinforcing rib and a first circular support leg, the lower end face of the first rectangular plugging sheet is provided with the first rice-shaped reinforcing rib, and two wide edge end parts of the lower end face are respectively provided with one first circular support leg. Further, the unfolding included angles between the two first annular supporting legs and the first rectangular plugging sheet are 110-130 degrees. Further, the first annular supporting leg is coated with an anticoagulant drug and a vascular repair promoting drug. The anticoagulant and vascular repair promoting drugs belong to substances which are favorable for reducing thrombosis, vascular repair and growth. The compression folding mode of the fixed type patch of the intravascular rectangle is folding along the broadside central line of the first rectangle plugging sheet, the inner side surfaces of the two first annular supporting legs are tightly attached to the lower side of the first rectangle plugging sheet after folding, so that the outer circular surfaces of the two expanded first annular supporting legs can be firstly supported on the inner walls of blood vessels on two sides of the puncture opening along the blood flow direction in the blood vessels when the push rod of the conveyer releases the fixed type patch of the intravascular rectangle, flowing blood can smoothly pass through the inner circular holes of the two first annular supporting legs, and the upper surfaces of the first rectangle plugging sheet are also expanded simultaneously and tightly attached to the puncture opening to form the fixed plugging effect of the inner walls of the blood vessels when the two first annular supporting legs are supported and fixed in the blood vessels. Further, the blood vessel external patch comprises an blood vessel external patch, the blood vessel external patch adopts an blood vessel external polygonal patch, the blood vessel external polygonal patch comprises a second polygonal plugging sheet, a first blood flow detection hole is formed in the middle of the second polygonal plugging sheet, a detection probe of a blood flow detector is arranged at the first blood flow detection hole, and the blood vessel external patch is made of a degradable shape memory material. The blood flow detector is used for detecting the blood flow of the puncture part after plugging in real time, and reminding a doctor to intervene after timely detecting abnormal change of the blood flow when thrombus or aneurysm is formed after operation, so that the risk of postoperative complications is greatly reduced. Further, the extravascular polygonal patch adopts an extravascular rectangular patch, the extravascular rectangular patch comprises a second rectangular plugging sheet, a