CN110801254B - Blood vessel stitching instrument - Google Patents
Blood vessel stitching instrument Download PDFInfo
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- CN110801254B CN110801254B CN201911098010.2A CN201911098010A CN110801254B CN 110801254 B CN110801254 B CN 110801254B CN 201911098010 A CN201911098010 A CN 201911098010A CN 110801254 B CN110801254 B CN 110801254B
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- blood vessel
- connecting column
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- 210000004204 blood vessel Anatomy 0.000 title abstract description 53
- 238000001125 extrusion Methods 0.000 claims abstract description 32
- 230000002792 vascular Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 description 4
- 210000003205 muscle Anatomy 0.000 description 4
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- 230000003966 vascular damage Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0491—Sewing machines for surgery
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
本发明涉及医疗器材技术领域，且公开了一种血管缝合器，包括连接柱，所述连接柱上设置有两个半圆块，两个半圆块上均开设有圆孔，所述圆孔贯穿了半圆块的左右两侧壁面，左侧所述半圆块通过圆孔固定安装在连接柱上，且左侧半圆块的左侧壁面与连接柱的左侧壁面齐平，本发明通过设置了半圆块，通过两个半圆块中的挤压块将血管的两端挤压到缺口的内壁上以此来完成夹取的目的，且右侧的半圆块左右滑动确定好需要拉伸的距离后，利用移动螺丝，将其固定，使得本发明可以将血管固定以及拉伸，避免了在现有的手术过程中需要利用两把手术钳将血管的两端夹住，然后持续将中心点一侧拉伸，导致了这样的操作方式给医护人员造成极大不便捷。
The invention relates to the technical field of medical equipment, and discloses a vascular stapler, comprising a connecting column, two semicircular blocks are arranged on the connecting column, and circular holes are opened on the two semicircular blocks, the circular holes pass through The left and right side walls of the semicircular block, the semicircular block on the left side is fixedly installed on the connecting column through the circular hole, and the left side wall surface of the left semicircular block is flush with the left side wall surface of the connecting column. , the two ends of the blood vessel are squeezed onto the inner wall of the notch by the extrusion block in the two semicircles to complete the purpose of clipping, and after the right semicircle slides left and right to determine the distance to be stretched, use Move the screw to fix it, so that the present invention can fix and stretch the blood vessel, avoiding the need to use two pairs of surgical forceps to clamp the two ends of the blood vessel during the existing operation, and then continuously stretch one side of the center point , resulting in great inconvenience to medical staff.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a blood vessel stitching instrument.
Background
The blood vessel suture of the thigh part generally comprises two types of side suture and port suture.
In the port suturing of blood vessels, generally, due to the blockage of the middle blood vessel, the middle blood vessel needs to be cut off and then sutured, however, in the case of the suturing, due to the body quality, when the left type of operation of the old people is performed, the blood vessel of a part needs to be cut off from other parts of the body, the disconnected blood vessel is connected, the two ends of the blood vessel are directly stretched by the common young people, generally, the two ends can be stretched by about 2 cm, and because the blood vessel of the human body is flexible, when the young people perform the operation, the two ends of the blood vessel need to be clamped by two surgical forceps, and then the middle point side is continuously stretched, so the operation mode causes great inconvenience to medical staff.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a blood vessel stitching instrument.
(II) technical scheme
The invention provides the following technical scheme: a blood vessel stitching instrument comprises a connecting column, wherein two semicircular blocks are arranged on the connecting column, round holes are formed in the two semicircular blocks, the round holes penetrate through the left side wall surface and the right side wall surface of each semicircular block, the semicircular block on the left side is fixedly arranged on the connecting column through the round holes, the left side wall surface of the semicircular block on the left side is flush with the left side wall surface of the connecting column, the semicircular block on the right side is sleeved with the connecting column through the round holes, the semicircular block on the right side can slide left and right on the connecting column, an external thread is formed in the outer wall of the connecting column, two movable screws are in threaded connection with the connecting column and are respectively positioned on the left side and the right side of the semicircular block on the right side, annular grooves are formed in the inner parts of the two semicircular blocks, the annular grooves are semicircular in shape, three notches are formed in the left side wall, one side of a notch on each semicircular block, which is close to the central point, is semicircular, the notch penetrates through the arc-shaped wall surface of each semicircular block, the quantity of the notches is set according to the size of each semicircular block, a rectangular block is fixedly installed on the upper wall surface of each semicircular block, the interior of each rectangular block is of a hollow structure, the hollow part inside each rectangular block penetrates through the lower wall surface of each rectangular block, a rectangular opening is formed in the upper wall surface of each semicircular block, each rectangular block is communicated with the annular groove through a rectangular opening formed in each semicircular block, a tension spring is fixedly installed in the upper inner wall of each rectangular block, the lower end of each tension spring extends into the annular groove, a guide groove is formed in the upper inner wall of each annular groove, each guide groove is arc-shaped, an extrusion block is arranged in each annular groove, each extrusion block can slide on the inner wall of each arc-shaped groove, and a strip-shaped block is fixedly installed on the upper, the strip-shaped block and the guide groove are matched, the strip-shaped block is movably connected with the guide groove, the upper wall face of the extrusion block is fixedly connected with the lower end of the tension spring, the lower end of the extrusion block is fixedly connected with a connecting wire, the connecting wire is a high-strength wire, connecting holes are formed in the two semicircular blocks, the connecting holes are circular, the connecting holes are communicated with the inside of the annular groove, the two connecting holes are communicated with the inside of the annular groove, the upper wall face of each semicircular block is fixedly provided with the annular block, the annular block is circular and corresponds to the connecting holes, the annular block is provided with two openings, and the openings penetrate through the inner two side wall faces and the upper wall face of the annular block.
Preferably, the two openings correspond to each other left and right, and a rotating block is sleeved in the annular block and is formed by combining a large circular block and a small circular block.
Preferably, the rotating block is screw-shaped, two convex blocks are fixedly mounted on the outer wall of the rotating block, the width of each convex block is the same as that of the opening, and the two convex blocks correspond to each other left and right.
Preferably, the lower end of the rotating block extends into the annular groove through the connecting hole, a groove is formed in the outer wall of the lower end of the rotating block, and the groove is an annular groove.
Preferably, the connection line extends through the annular groove up to the vicinity of the rotary block, and the connection line is wound around the inner wall of the groove.
(III) advantageous effects
Compared with the prior art, the invention provides a blood vessel stitching instrument, which has the following beneficial effects:
1. according to the blood vessel stitching instrument, the semicircular blocks are arranged, the two ends of a blood vessel are extruded to the inner wall of the gap through the extrusion blocks in the two semicircular blocks, and the blood vessel is clamped by the aid of the movable screws after the distance needing to be stretched is determined by sliding the semicircular blocks on the right side left and right, so that the blood vessel can be fixed and stretched, the problem that two ends of the blood vessel need to be clamped by two operation forceps in the existing operation process and then one side of a central point is stretched continuously is avoided, and great inconvenience is caused to medical workers due to the operation mode.
2. This blood vessel stitching instrument through having set up the semicircle piece, the muscle near the semicircle piece sets up can struts the muscle near the blood vessel, has avoided the muscle that is cut open in the operation process, because the opening nature of muscle, automatic closure leads to influencing the operation of operation.
3. This blood vessel stitching instrument, through having set up the breach, one side that is close to the central point on the breach is semi-circular, and semi-circular setting accords with vascular circular appearance more for the subsides of its block are appropriate.
4. The blood vessel stitching instrument is provided with the tension spring, a blood vessel is placed in the gap on the semicircular block, the gap with a proper angle is selected, then the rotary block is lifted upwards, then the rotary block is rotated, at the moment, the connecting wire can be folded into the groove, then the extrusion block moves in the annular groove along with the folding of the connecting wire until the extrusion block extrudes the blood vessel, at the moment, the rotary block is continuously rotated until the extrusion block slightly deforms to extrude the blood vessel, then the rotary block is put down downwards to clamp the bump in the opening, at the moment, the tension spring is pulled back to enable the extrusion to move backwards for a certain distance, so that the extrusion block cannot excessively deform to extrude the blood vessel, the blood vessel is prevented from being damaged due to excessive force of clamping, and the force of clamping the blood vessel is always the same, so that when a doctor utilizes a surgical forceps holder to take the blood vessel, uneven application of force results in vascular damage.
5. This blood vessel stitching instrument, through having set up rotatory piece, utilize rotatory piece pulling rotatory piece to this accomplishes the extrusion piece and to vascular extrusion, has avoided current operation mode needs, and medical personnel are long-time get the blood vessel clamp with the pliers, causes the condition emergence of medical personnel's hand ache.
6. According to the blood vessel stitching instrument, the movable screws are arranged, the semicircular blocks on the right side slide left and right, and then the movable screws are used for clamping the movable screws, so that the blood vessel stitching instrument has higher flexibility, is more convenient to be grafted on blood vessels with different cutting intervals, and has high adaptation performance.
7. The blood vessel stitching instrument is provided with the guide groove, so that the extrusion block can move more smoothly in the annular groove, and the phenomenon that the extrusion block shifts in the annular groove is avoided, and the use process of the blood vessel stitching instrument is influenced.
8. This blood vessel stitching instrument through having set up the extension spring, after finishing using, the extension spring can be automatic pull-back, drives the extrusion piece and pulls back for extrusion piece automatic re-setting has made things convenient for next use and has simplified operation process.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic cross-sectional perspective view of a semicircular block;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
In the figure: the device comprises a connecting column 1, a limiting block 2, a semicircular block 3, a movable screw 4, a rectangular block 5, a notch 6, a round hole 7, a tension spring 8, an annular groove 9, a rotary block 10, a convex block 11, an extrusion block 12, a strip-shaped block 13, a connecting line 14, a groove 15, an annular block 16, an opening 17, a guide groove 8 and a connecting hole 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a blood vessel suturing device comprises a connecting column 1, wherein two semicircular blocks 3 are arranged on the connecting column 1, circular holes 7 are formed in the two semicircular blocks 3, the circular holes 7 penetrate through the left and right side wall surfaces of the semicircular blocks 3, the semicircular block 3 on the left side is fixedly arranged on the connecting column 1 through the circular hole 7, the left side wall surface of the semicircular block 3 on the left side is flush with the left side wall surface of the connecting column 1, the semicircular block 3 on the right side is sleeved with the connecting column 1 through the circular hole 7, the semicircular block 3 on the right side can slide left and right on the connecting column 1, external threads are formed on the outer wall of the connecting column 1, two movable screws 4 are connected to the connecting column 1 in a threaded manner, the two movable screws 4 are respectively positioned on the left and right sides of the semicircular block 3 on the right side, annular grooves 9 are formed in the two semicircular blocks 3, the annular, three notches 6 are formed in the left side wall surface and the right side wall surface of each semicircular block 3, the notches 6 are communicated with the inside of an annular groove 9, one side, close to a central point, of each notch 6 on each semicircular block 3 is semicircular, the notches 6 penetrate through the arc-shaped wall surface of each semicircular block 3, the number of the notches 6 is set according to the size of each semicircular block 3, a rectangular block 5 is fixedly mounted on the upper wall surface of each semicircular block 3, the inside of each rectangular block 5 is of a hollow structure, the hollow part of the inside of each rectangular block 5 penetrates through the lower wall surface of each rectangular block 5, a rectangular opening is formed in the upper wall surface of each semicircular block 3, each rectangular block 5 is communicated with the annular groove 9 through a rectangular opening formed in each semicircular block 3, a tension spring 8 is fixedly mounted in the upper inner wall of each rectangular block 5, the lower end of each tension spring 8 extends into the annular groove 9, a guide groove 18 is formed in the upper inner wall of each, the guide groove 18 is arc-shaped, the extrusion block 12 is arranged in the annular groove 9, the extrusion block 12 can slide on the inner wall of the arc-shaped groove 9, the strip-shaped block 13 is fixedly arranged on the upper wall surface of the extrusion block 12, the strip-shaped block 13 is matched with the guide groove 18, the strip-shaped block 13 is movably connected with the guide groove 18, the upper wall surface of the extrusion block 12 is fixedly connected with the lower end of the tension spring 8, the lower end of the extrusion block 12 is fixedly connected with the connecting wire 14, the connecting wire 14 is a high-strength wire, the two semicircular blocks 3 are respectively provided with a connecting hole 19, the connecting holes 19 are circular, the connecting holes 19 are communicated with the inside of the annular groove 9, the annular blocks 16 are fixedly arranged on the upper wall surfaces of the two semicircular blocks 3, the annular blocks 16 are circular, the annular blocks 16 correspond to the connecting holes 19, the annular blocks 16 are provided with two openings 17, opening 17 has run through the inboard both sides wall face and the top wall face of annular piece 16, two opening 17 corresponds about, what cup joint in the annular piece 16 has rotatory piece 10, rotatory piece 10 is decided by a big circular piece and a little circular piece combination, and rotatory piece 10 is screw shape, and fixed mounting has two lugs 11 on the outer wall of rotatory piece 10, and the width of lug 11 is the same with opening 17's width, and two lugs 11 correspond about, the lower extreme of rotatory piece 10 extends to the inside of ring channel 9 through connecting hole 19, seted up recess 15 on the lower extreme outer wall of rotatory piece 10, recess 15 are annular groove, and connecting wire 14 extends to near rotatory piece 10 through ring channel 9, and connecting wire 14 twines on the inner wall of recess 15.
When in use, the utility model is used,
the first step is as follows: finding the two ends of the blood vessel, placing the blood vessel on the left side into the notch 6 on the semicircular block 3 on the left side, selecting the notch 6 with a proper angle, then lifting the rotary block 10 upwards, then rotating the rotary block 10, at the moment, the connecting wire 14 can be folded into the groove 15, then moving the extrusion block 12 in the annular groove 9 along with the folding of the connecting wire 14 until the extrusion block 12 presses the blood vessel, at the moment, continuing to rotate the rotary block 10 until the extrusion block 12 slightly deforms to press the blood vessel, then putting the rotary block 10 downwards, enabling the bump 11 to be clamped in the opening 17, at the moment, pulling the tension spring 18 backwards, enabling the extrusion block 12 to move backwards for a certain distance, and enabling the extrusion block 12 not to press the blood vessel too much to deform.
The second step is that: penetrating through the space between the two ends of the blood vessel, then sliding the right semicircular block 3 left and right to determine the space between the left semicircular block 3 and the right semicircular block 3, then the two rotating screws 4 are rotated to enable the two rotating screws 4 to clamp the semicircular block 3 on the right side, the blood vessel on the right side is placed in the notch 6 on the semicircular block 3 on the right side, the notch 6 with a proper angle is selected, the rotary block 10 is then pulled upward, and the rotary block 10 is then rotated, at which point the connecting wire 14, will be gathered in the recess 15, then, as the connecting wire 14 is gathered, the pressing block 12 moves inside the annular groove 9 until the pressing block 12 presses the blood vessel, at which time the rotation block 10 should be rotated continuously until the pressing block 12 presses the blood vessel slightly deformed, the rotation block 10 is then lowered down so that the projection 11 is caught in the opening 17, and then both ends of the blood vessel are sutured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A vascular suturing device comprises a connecting column (1), and is characterized in that: the connecting column (1) is provided with two semicircular blocks (3), the connecting column (1) is in threaded connection with two movable screws (4) used for clamping the semicircular blocks (3) on the right side, the two semicircular blocks (3) are respectively provided with a round hole (7), the round holes (7) penetrate through the left side wall surface and the right side wall surface of the semicircular blocks (3), the semicircular blocks (3) on the left side are fixedly arranged on the connecting column (1) through the round holes (7), and the semicircular blocks (3) on the right side are movably sleeved with the connecting column (1) through the round holes (7);
the inner parts of the two semicircular blocks (3) are respectively provided with a ring-shaped groove (9), the left side wall surface and the right side wall surface of the two semicircular blocks (3) are respectively provided with three notches (6), the upper wall surface of each semicircular block (3) is respectively and fixedly provided with a rectangular block (5), each rectangular block (5) is communicated with the ring-shaped groove (9), the upper inner wall of each rectangular block (5) is fixedly provided with a tension spring (8), the inner parts of the ring-shaped grooves (9) are respectively provided with an extrusion block (12) capable of sliding forwards and backwards, the upper wall surface of each extrusion block (12) is fixedly connected with the lower end of each tension spring (8), the lower end of each extrusion block (12) is fixedly connected with a connecting wire (14), the two semicircular blocks (3) are respectively provided with a connecting hole (19), the upper wall surfaces of the two semicircular blocks (3) are fixedly provided with a ring-shaped block, the annular block (16) is annular, the annular block (16) corresponds to the connecting hole (19), the openings (17) penetrate through the side wall, the upper top surface and the lower bottom surface of the annular block (16), and the two openings (17) correspond to each other left and right;
the rotary block (10) is sleeved in the annular block (16), two convex blocks (11) are fixedly mounted on the outer wall of the rotary block (10), a groove (15) is formed in the outer wall of the lower end of the rotary block (10), and the connecting wire (14) is wound on the inner wall of the groove (15).
2. A vascular stapler as claimed in claim 1, wherein: the two movable screws (4) are respectively positioned at the left side and the right side of the right semicircular block (3).
3. A vascular stapler as claimed in claim 1, wherein: a guide groove (18) is formed in the inner wall of the upper portion of the annular groove (9), the guide groove (18) is arc-shaped, a strip-shaped block (13) is fixedly mounted on the upper wall face of the extrusion block (12), the strip-shaped block (13) is matched with the guide groove (18), and the strip-shaped block (13) is movably connected with the guide groove (18).
4. A vascular stapler as claimed in claim 1, wherein: the width of the convex block (11) is the same as that of the opening (17), and the two convex blocks (11) correspond to each other left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098010.2A CN110801254B (en) | 2019-11-12 | 2019-11-12 | Blood vessel stitching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098010.2A CN110801254B (en) | 2019-11-12 | 2019-11-12 | Blood vessel stitching instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110801254A CN110801254A (en) | 2020-02-18 |
| CN110801254B true CN110801254B (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911098010.2A Expired - Fee Related CN110801254B (en) | 2019-11-12 | 2019-11-12 | Blood vessel stitching instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN110801254B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281568B (en) * | 2023-10-18 | 2024-07-12 | 首都医科大学附属北京安贞医院 | Vascular anastomosis auxiliary support |
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|---|---|---|---|---|
| US20110106119A1 (en) * | 2009-10-30 | 2011-05-05 | National Yang-Ming University | Anastomosis device |
| CN102499791A (en) * | 2011-11-18 | 2012-06-20 | 姬尚义 | Artery connecting lantern ring and artery connector |
| CN203379150U (en) * | 2013-07-31 | 2014-01-08 | 河南科技大学第一附属医院 | Vascular clamp |
| WO2014065232A1 (en) * | 2012-10-23 | 2014-05-01 | 学校法人久留米大学 | Blood vessel clamp device and blood vessel anastomosis method using same |
| CN104799898A (en) * | 2015-05-10 | 2015-07-29 | 马党 | Auxiliary device for micro vascular suture |
| CN105434083A (en) * | 2015-12-25 | 2016-03-30 | 江苏省人民医院 | Simple quick-connection structure for artificial blood vessel and application thereof in artificial blood vessel |
| CN205697882U (en) * | 2016-03-28 | 2016-11-23 | 苏州瑞华医院有限公司 | A kind of micro-vascular surgery tractor |
| CN208096778U (en) * | 2017-10-16 | 2018-11-16 | 遵义医学院附属医院 | One kind being used for micro-vascular surgery tractor |
| CN109984850A (en) * | 2019-05-17 | 2019-07-09 | 马丙栋 | A kind of hand surgery micrurgy blood vessel tractor |
-
2019
- 2019-11-12 CN CN201911098010.2A patent/CN110801254B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110106119A1 (en) * | 2009-10-30 | 2011-05-05 | National Yang-Ming University | Anastomosis device |
| CN102499791A (en) * | 2011-11-18 | 2012-06-20 | 姬尚义 | Artery connecting lantern ring and artery connector |
| WO2014065232A1 (en) * | 2012-10-23 | 2014-05-01 | 学校法人久留米大学 | Blood vessel clamp device and blood vessel anastomosis method using same |
| CN203379150U (en) * | 2013-07-31 | 2014-01-08 | 河南科技大学第一附属医院 | Vascular clamp |
| CN104799898A (en) * | 2015-05-10 | 2015-07-29 | 马党 | Auxiliary device for micro vascular suture |
| CN105434083A (en) * | 2015-12-25 | 2016-03-30 | 江苏省人民医院 | Simple quick-connection structure for artificial blood vessel and application thereof in artificial blood vessel |
| CN205697882U (en) * | 2016-03-28 | 2016-11-23 | 苏州瑞华医院有限公司 | A kind of micro-vascular surgery tractor |
| CN208096778U (en) * | 2017-10-16 | 2018-11-16 | 遵义医学院附属医院 | One kind being used for micro-vascular surgery tractor |
| CN109984850A (en) * | 2019-05-17 | 2019-07-09 | 马丙栋 | A kind of hand surgery micrurgy blood vessel tractor |
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| CN110801254A (en) | 2020-02-18 |
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