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CN-121987269-A - Surgical vascular suturing device convenient to hold

CN121987269ACN 121987269 ACN121987269 ACN 121987269ACN-121987269-A

Abstract

The invention belongs to the technical field of surgical instruments, in particular to a surgical vascular suturing device convenient to hold, which comprises a shell, a wire pushing rod, a threading assembly and a wire cutting assembly, wherein a wire hole for threading and threading a suture is formed in the wire pushing rod, the threading assembly comprises a connecting rod fixedly arranged on the shell, the wire pushing rod is arranged at the end part of the connecting rod, a cover plate rotatably arranged on the wire pushing rod is combined with the wire pushing rod into a hemispherical cylindrical structure at the end part, the threading assembly is arranged, threading is carried out without relying on a traditional wire pulling rod, the simple steps of opening the cover plate, embedding the suture and closing the cover plate can be carried out, repeated disassembly and accurate insertion operation of the wire pulling rod are omitted, the operation steps of single-time suturing are greatly reduced, the handheld operation is convenient, the surgical vascular suturing device is particularly suitable for a multi-vessel suturing scene, and the operation burden of doctors is remarkably reduced.

Inventors

  • WANG WEI
  • ZHANG YULING
  • Xiong Yacheng
  • PENG QING
  • HU YAO

Assignees

  • 中南大学湘雅医院
  • 湖南荣凯科技有限公司

Dates

Publication Date
20260508
Application Date
20260318

Claims (10)

  1. 1. Surgical vascular suturing device convenient to hold, including shell (1), push away line pole (2), threading subassembly (3) and tangent line subassembly (4), it is used for the seam to penetrate and pass out line hole (5) to offer on pushing away line pole (2), a serial communication port, threading subassembly (3) include: a connecting rod (31) fixedly mounted on the shell (1), and the wire pushing rod (2) is mounted at the end part of the connecting rod (31); And a cover plate (32) arranged on the wire pushing rod (2) is rotated, and the cover plate (32) and the wire pushing rod (2) are combined into a hemispherical cylinder structure at the end part.
  2. 2. A surgical vascular suturing device for facilitating handling as claimed in claim 1, wherein the push rod (2) is rotatably connected to the connecting rod (31).
  3. 3. A surgical vascular suturing device for facilitating handling according to claim 2, wherein the threading assembly (3) further comprises: A rotating column (33) fixedly mounted on the push wire rod (2); a chute (34) arranged on the connecting rod (31); a sliding block (35) which is slidably mounted on the sliding groove (34), and the rotating column (33) is slidably connected with the sliding block (35); A first ring pipe (36) which is slidably arranged on the connecting rod (31) and the shell (1), a first connecting rod (37) is fixedly arranged on the first ring pipe (36), and the first connecting rod (37) is fixedly connected with the sliding block (35); and the first button (38) is fixedly arranged on the first ring pipe (36), and the first button (38) is in sliding connection with the shell (1).
  4. 4. A surgical vascular suturing device being easy to handle as recited in claim 3, wherein said threading assembly (3) further comprises: a gear (39) fixedly mounted on the rotating column (33); A rack plate (310) fixedly mounted on the connecting rod (31), the gear (39) is in meshed connection with the rack plate (310).
  5. 5. A surgical vascular suturing device for facilitating handling as claimed in claim 4, wherein the threading assembly (3) further comprises: a pull rope (311) and a torsion spring (312) for controlling the opening and closing of the cover plate (32), wherein the torsion spring (312) is arranged between the cover plate (32) and the wire pushing rod (2), one end of the pull rope (311) is fixedly connected with the cover plate (32), and the other end of the pull rope (311) is arranged on the connecting rod (31); and the rotating rod (313) is slidably arranged on the connecting rod (31), the rotating rod (313) is used for pulling the pull rope (311), and the rotating rod (313) is rotatably arranged on the first ring pipe (36).
  6. 6. A surgical vascular suturing device of claim 3, wherein the tangential assembly (4) further comprises: a loop (41) No. two for fixing the suture; The third ring pipe (42) is slidably mounted on the shell (1), a cutting edge for cutting a suture line is arranged at the end part of the third ring pipe (42), and the second ring pipe (41) is slidably connected with the third ring pipe (42).
  7. 7. The surgical vascular suturing device of claim 6, wherein the tangential assembly (4) further comprises: An outer tube (43) mounted on the outer periphery of the collar II (41); A circular plate (44) fixedly mounted on the third collar (42); A first groove (45) formed on the shell (1), wherein the circular plate (44) slides in the first groove (45); A push plate (47) slidably mounted on the outer tube (43), a first spring (48) being mounted between the push plate (47) and the circular plate (44), and a second spring (49) being mounted between the push plate (47) and the outer tube (43); The second groove (410) is formed in the outer tube (43), the second groove (410) is L-shaped, the second button (411) is rotatably arranged on the push plate (47), and the second button (411) slides in the second groove (410).
  8. 8. A surgical vascular suturing device of claim 1, further comprising a prompting assembly (6), wherein the prompting assembly (6) comprises: A handle (61) mounted on the outer periphery of the housing (1); A round shell (62) arranged at the end part of the handle (61), a round block (63) is slidably arranged in the round shell (62), a rubber capsule (64) is arranged in the round block (63), a flowing medium is arranged in the rubber capsule (64), and the end part of the shell (1) is abutted with one side of the rubber capsule (64); a limiting plate (65) for limiting the movement of the knob (63); A through hole (66) is formed in the round block (63), a moving plate (67) is slidably mounted in the through hole (66), and the moving plate (67) is connected with the rubber bag (64); the inserting plate (68) is slidably arranged on the moving plate (67), the inserting plate (68) is connected with the limiting plate (65), and the other end of the inserting plate (68) is fixedly connected with the round shell (62); and a buffer spring (69) installed between the round block (63) and the round shell (62).
  9. 9. A surgical vascular suturing device convenient to hold according to claim 8, wherein the limiting plate (65) is slidably connected with the insertion plate (68), a threaded rod (610) is connected to the limiting plate (65) in a threaded manner, the threaded rod (610) is of a telescopic structure, and the threaded rod (610) is rotatably mounted on the housing (1).
  10. 10. A surgical vascular suturing device for facilitating handling as recited in claim 7, wherein the button number one (38) and button number two (411) are on the same side of the housing (1).

Description

Surgical vascular suturing device convenient to hold Technical Field The invention belongs to the field of surgical instruments, and particularly relates to a surgical vascular suturing device convenient to hold. Background In surgery, vascular suturing is the key operation of guaranteeing operation success and patient postoperative recovery, especially in fields such as cardiovascular, tumour excision, wound restoration, when vascular suturing, need use vascular suturing device to promote the knot of suture to ensure that the knot can accurate laminating vascular suturing department, realize stable ligature effect. One patent application with the publication number of CN115886907A discloses a suture knot pushing and cutting integrated device of a vascular suture device, which comprises a shell, a guide pushing piece, a stay bar, a guide head, a clamping piece and a cutting piece, wherein an inner hole is formed in the guide head, one end of the inner hole, which is far away from the shell, is a knot limiting section, the other end of the inner hole is a tangent section, a clamping section is arranged between the tangent section and the knot limiting section, a suture outlet is formed in the side wall of the guide head, the stay bar stretches into and stretches out of the knot limiting section from the suture outlet and then withdraws to enable a suture thread to pass into and pass out of the guide head, namely threading action is realized, and then the guide head is pushed to advance forwards along the suture, so that the knot is contacted with a knot limiting hole at the end of the guide head until the suture cannot continuously advance. Above-mentioned scheme threading operation needs to rely on the stay wire pole to accomplish, but because the stay wire pole needs to be close to the leading head cooperation work, must take out it after the threading is over, otherwise when the leading head impels to the tissue along the suture, the remaining stay wire pole easily causes fish tail or oppression damage to the perivascular tissue, more importantly, a field operation often need carry out vascular suturing operation many times, need again with the stay wire pole to install the leading head before pushing for each time, and accurate insert the leading head hole, repeated dismouting and location complex operation increase doctor's operation burden. To this end, the present invention provides a surgical vascular suturing device that is convenient to handle. Disclosure of Invention In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved. The technical scheme includes that the surgical vascular suturing device convenient to hold comprises a shell, a wire pushing rod, a threading assembly and a wire cutting assembly, wherein a wire hole for threading and discharging a suture is formed in the wire pushing rod, the threading assembly comprises a connecting rod fixedly arranged on the shell, the wire pushing rod is arranged at the end part of the connecting rod, a cover plate rotatably arranged on the wire pushing rod is arranged, and the cover plate and the wire pushing rod are combined into a hemispherical cylindrical structure at the end part. Preferably, the wire pushing rod is rotatably connected with the connecting rod. Preferably, the threading assembly further comprises a rotating column fixedly arranged on the wire pushing rod, a sliding groove formed in the connecting rod, a sliding block slidably arranged on the sliding groove, a first ring pipe slidably arranged on the connecting rod and the shell, a first connecting rod fixedly arranged on the first ring pipe and fixedly connected with the sliding block, a first button fixedly arranged on the first ring pipe and slidably connected with the shell. Preferably, the threading assembly further comprises a gear fixedly arranged on the rotating column and a rack plate fixedly arranged on the connecting rod, and the gear is in meshed connection with the rack plate. Preferably, the threading assembly further comprises a pull rope and a torsion spring, wherein the pull rope and the torsion spring are used for controlling the cover plate to be opened and closed, the torsion spring is installed between the cover plate and the wire pushing rod, one end of the pull rope is fixedly connected with the cover plate, the other end of the pull rope is installed on the connecting rod, the rotating rod is slidably installed on the connecting rod and used for pulling the pull rope, and the rotating rod is rotatably installed on the first ring pipe. Preferably, the thread cutting assembly further comprises a second loop pipe used for fixing the suture thread, and a third loop pipe slidably mounted on the shell, wherein a cutting edge used for cutting the suture thread is arranged at the end part of the third loop pipe, and the second loop pipe is slidably connected with the third loop pipe. Preferably, the