CN212415809U - Two-end fixing device for internal fistula blood vessel suture - Google Patents
Two-end fixing device for internal fistula blood vessel suture Download PDFInfo
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- CN212415809U CN212415809U CN201922265354.XU CN201922265354U CN212415809U CN 212415809 U CN212415809 U CN 212415809U CN 201922265354 U CN201922265354 U CN 201922265354U CN 212415809 U CN212415809 U CN 212415809U
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Abstract
The utility model provides a pair of both ends fixing device is sewed up to internal fistula blood vessel, which comprises a bracket, support upper portion is equipped with the scale, and the support middle part is equipped with the blood vessel supporter. The utility model provides a pair of both ends fixing device is sewed up to internal fistula blood vessel for operation time shortens, and efficiency improves, improves internal fistula operation success rate, reduces the internal fistula operation and by the too big incidence that appears to operate patient heart function failure of incision, and fully exposes the tangent plane that needs to coincide and shortens the coincidence time, has extensive suitability in medical field.
Description
Technical Field
The utility model belongs to the field of medical equipment, it is specific, the utility model relates to a technical field of internal fistula blood vessel suturing instrument.
Background
Arteriovenous fistula is a common method for establishing a hemodialysis vascular access for uremia patients, and is mainly used for hemodialysis treatment. Arteriovenous internal fistula is a life line of a uremia hemodialysis patient, maintenance vascular dialysis is a main replacement therapy of a terminal kidney disease patient, a good vascular access is a key for ensuring long-term smooth hemodialysis, and the establishment of arteriovenous internal fistula by applying an operation is a preferred scheme. The most common operation mode at present is to anastomose arteriovenous at the end side, the main step is to suture the artery (mostly radial artery) of the forearm close to the wrist part and the adjacent vein (mostly cephalic vein) at the end side, so that arterial blood flows in the anastomosed vein to form an arteriovenous internal fistula, and the arteriovenous internal fistula has the advantages that the movement of a patient is not limited, the incidence rate of infection and thrombus is low, and the arteriovenous internal fistula is protected to be used properly and for a long time.
Incision size in the internal fistula operation will directly influence internal fistula blood flow, and the size of incision is the range estimation in the present internal fistula operation, and the butt joint degree of difficulty is great. The incision is too small, the blood vessel flow is limited, the postoperative dialysis internal fistula flow is insufficient, the internal fistula flow is insufficient, and the dialysis is unavailable. The excessive large section will result in excessive blood volume in the heart and cardiac insufficiency of the patient. Therefore, the size of the incision of the blood vessel and the butt joint of the section are key steps of internal fistula formation in the operation process, and the key significance is provided for the blood flow of the internal fistula, whether blood leaks after the blood vessel is opened and whether blood vessel torsion occurs in suturing.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem that among the prior art operation in-process blood vessel notched size and tangent plane butt joint degree of difficulty are big, the utility model provides an internal fistula blood vessel sews up both ends fixing device, utilize the blood vessel supporter fully to expose the face of sewing up, make the operation time shorten, support upper portion is equipped with the scale, to the accurate efficiency improvement of internal fistula internal diameter control, improve internal fistula operation success rate, utilize two fixed points of needle holding mechanism tangent plane to fix the back tangent plane to closing closely, prevent to appear leaking the blood phenomenon to sewing up badly, reduce the internal fistula operation too big by the incision, the undersize leads to the incidence that the internal fistula can not normally be used, have extensive suitability in medical field.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a pair of both ends fixing device is sewed up to internal fistula blood vessel, which comprises a bracket, support upper portion is equipped with the scale, and the support middle part is equipped with the blood vessel supporter.
In the utility model, the needle holding mechanism is arranged on the upper part of the bracket.
The utility model discloses in, support upper portion is equipped with first horizontal pole, is equipped with the scale on the first horizontal pole.
The utility model discloses in, be equipped with the second horizontal pole on the support, be equipped with the carriage release lever on the second horizontal pole, carriage release lever one end is equipped with holds needle mechanism.
The utility model discloses in, the carriage release lever is the U type, and carriage release lever open-ended one end middle part is equipped with holds needle mechanism, holds needle mechanism and carriage release lever swing joint.
The utility model discloses in, carriage release lever and second horizontal pole are connected through cup jointing the piece, cup joint the one end that the piece setting kept away from needle-holding mechanism at the carriage release lever, cup joint and be equipped with the fixed screw on the piece.
The utility model discloses in, vascular supporter both ends are equipped with the steady piece, and the support middle part is equipped with the regulation hole that suits with the steady piece, and the one end that the vascular supporter was kept away from to the steady piece is equipped with adjust knob.
The utility model discloses in, the support bottom is equipped with the bracing piece.
The utility model discloses in, blood vessel supporter middle part is equipped with the recess.
The utility model discloses in, the carriage release lever is equipped with two sets ofly.
The utility model discloses a following beneficial effect has:
the utility model provides a pair of both ends fixing device is sewed up to internal fistula blood vessel for operation time shortens, and efficiency improves, improves internal fistula operation success rate, reduces the internal fistula operation and by the too big incidence that appears to operate patient heart function failure of incision, and fully exposes the tangent plane that needs to coincide and shortens the coincidence time, has extensive suitability in medical field.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 shows the structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic sectional view of the present invention.
Fig. 5 is a schematic view of the structure of the blood vessel supporting body of the present invention.
Fig. 6 is a schematic view of the structure of the moving rod of the present invention.
In FIGS. 1-6: 1-bracket, 2-support rod, 3-first cross rod, 4-second cross rod, 5-splicing block, 6-fixing screw, 7-moving rod, 8-needle holding mechanism, 9-blood vessel support body, 10-stabilizing block, 11-adjusting knob and 12-adjusting hole.
Detailed Description
The following description of the present invention will be made in further detail with reference to the accompanying fig. 1 to 6 and examples, but the present invention is not limited to the following examples.
In the present invention, for the sake of convenience and description, the description of the relative position of the components of an internal fistula suturing two-end fixing device is described according to the layout of fig. 1, as follows: the positional relationship of up, down, left, right, etc. is determined according to the layout direction of fig. 1.
The utility model discloses in support 1 that uses, needle holding mechanism 8, vascular supporter 9 etc. can both purchase or customize through ordinary market approach and obtain.
The utility model provides a pair of both ends fixing device is sewed up to internal fistula blood vessel, including support 1, 1 upper portion of support is equipped with the scale, and 1 middle part of support is equipped with vascular supporter 9. The length of the bracket 1 is 6CM, the height thereof is 8CM, the scale center at the upper part of the bracket 1 is 0, the bracket is symmetrical left and right, and 0.1CM is taken as a measurement unit. The radial artery is separated and then placed on the blood vessel supporting body 9, so that the operation visual field can be purified.
In the utility model, the needle holding mechanism 8 is arranged on the upper part of the bracket 1.
The utility model discloses in, 1 upper portion of support is equipped with first horizontal pole 3, is equipped with the scale on first horizontal pole 3.
The utility model discloses in, be equipped with second horizontal pole 4 on the support 1, be equipped with carriage release lever 7 on the second horizontal pole 4, 7 one ends of carriage release lever are equipped with and hold needle mechanism 8.
The utility model discloses in, carriage release lever 7 is the U type, and 7 open-ended one end middle parts of carriage release lever are equipped with and hold needle mechanism 8, hold needle mechanism 8 and 7 swing joint of carriage release lever. The needle holding mechanism 8 can adjust the direction, and the needle holding mechanism 8 is a needle holder.
The utility model discloses in, carriage release lever 7 and second horizontal pole 4 are connected through cup jointing piece 5, and cup jointing piece 5 sets up and keeps away from the one end of holding needle mechanism 8 at carriage release lever 7, is equipped with fixed screw 6 on the cup jointing piece 5. The moving rod 7 can move transversely, so that the distance between the two needle holding mechanisms 8 can be conveniently controlled.
The utility model discloses in, vascular supporter 9 both ends are equipped with stabilizing block 10, and 1 middle part of support is equipped with the regulation hole 12 that suits with stabilizing block 10, and stabilizing block 10 keeps away from the one end of vascular supporter 9 and is equipped with adjust knob 11. The length of the adjusting hole 12 is larger than that of the stabilizing block 10, so that the up-and-down movement and fixation of the blood vessel supporting body 9 are facilitated.
The utility model discloses in, 1 bottom of support is equipped with bracing piece 2.
In the utility model, the middle part of the blood vessel supporting body 9 is provided with a groove 1.
In the utility model, the moving rod 7 is provided with two sets.
Be suitable for internal fistula blood vessel sew up both ends fixing device during, after separating radial artery and head vein, adjust the position of stabilizing block 10 in regulation hole 12 to adjust the vascular supporter 9 height, place the radial artery and the head vein that separate on vascular supporter 9, according to both distances, select the suitable length of head vein, leave completely after the ligature of head vein distal end, give heparin saline water washing lumen, it is reserve to close heart end vein clip closure blood vessel. The radial artery is punctured by a surgical sharp knife, a small opening is cut by microsurgical scissors, a lumen is visualized, 7/0 microscopic needle-carrying suture lines are fixed by a needle holding mechanism 8 and are perpendicular to the scales of the support 1, the other end of the radial artery is fixed at the other end position (the common use distance from the other end is 0.8-1.0 CM), after the radial artery is cut to the length position by the microsurgical scissors, 7/0 microscopic needle-carrying suture lines are fixed by the other needle holding mechanism 8, and the other end of a blood vessel is fixed. According to the fixed length of the two ends of the radial artery, the head vein is trimmed to the position that the sizes of the incisions are identical, the two ends of the head vein are fixed through 7/0 microscler suture lines at the two ends of the needle holding mechanism 8, and then the suture is started.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a both ends fixing device is sewed up to internal fistula blood vessel, includes support (1), its characterized in that, support (1) upper portion is equipped with first horizontal pole (3) and second horizontal pole (4), is equipped with the scale on first horizontal pole (3), is equipped with U type carriage release lever (7) on second horizontal pole (4), and one section middle part of carriage release lever (7) open-ended is equipped with holds needle mechanism (8), holds needle mechanism (8) and carriage release lever (7) swing joint, and support (1) middle part is equipped with vascular supporter (9), and support (1) bottom is equipped with bracing piece (2).
2. The two-end fixing device for internal fistula suture is characterized in that the movable rod (7) and the second cross rod (4) are connected through a sleeving block (5), the sleeving block (5) is arranged at one end of the movable rod (7) far away from the needle holding mechanism (8), and a fixing screw is arranged on the sleeving block (5).
3. The two-end fixing device for internal fistula stitching according to claim 1, wherein the two ends of the blood vessel supporting body (9) are provided with stabilizing blocks (10), the middle part of the bracket (1) is provided with adjusting holes (12) matched with the stabilizing blocks (10), and one end of the stabilizing block (10) far away from the blood vessel supporting body (9) is provided with an adjusting knob (11).
4. An internal fistula suture both-end fixing device as set forth in claim 1, wherein the blood vessel supporting body (9) is provided with a groove at the middle thereof.
5. The two-end suturing fixture for internal fistula according to claim 4, wherein the movable rods (7) are provided in two sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265354.XU CN212415809U (en) | 2019-12-16 | 2019-12-16 | Two-end fixing device for internal fistula blood vessel suture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265354.XU CN212415809U (en) | 2019-12-16 | 2019-12-16 | Two-end fixing device for internal fistula blood vessel suture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212415809U true CN212415809U (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922265354.XU Active CN212415809U (en) | 2019-12-16 | 2019-12-16 | Two-end fixing device for internal fistula blood vessel suture |
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| CN (1) | CN212415809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749707A (en) * | 2021-07-29 | 2021-12-07 | 鄂东医疗集团市中心医院 | Blood vessel clamp for chest cardiovascular surgery |
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2019
- 2019-12-16 CN CN201922265354.XU patent/CN212415809U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749707A (en) * | 2021-07-29 | 2021-12-07 | 鄂东医疗集团市中心医院 | Blood vessel clamp for chest cardiovascular surgery |
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