CN212466194U - Instrument for measuring anastomosis of blood vessel in operation - Google Patents
Instrument for measuring anastomosis of blood vessel in operation Download PDFInfo
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- CN212466194U CN212466194U CN202021204922.1U CN202021204922U CN212466194U CN 212466194 U CN212466194 U CN 212466194U CN 202021204922 U CN202021204922 U CN 202021204922U CN 212466194 U CN212466194 U CN 212466194U
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Abstract
The utility model discloses a blood vessel anastomosis measuring instrument in operation, which comprises a measuring head and a measuring rod; two ends of the measuring rod are respectively connected with a measuring head; the first measuring head and the second measuring head are arranged in a central symmetry mode by using the middle point of the measuring rod; the first measuring head and the second measuring head are cone structures which can be inserted into the micro-vessel cavity; and annular marked lines are arranged on the first measuring head and the second measuring head. The utility model discloses an identical measuring apparatu of blood vessel in operation, this diameter measurement chi can insert the blood vessel tip when the measurement of blood vessel bore, carries out the diameter and matches the measurement of coincideing, improves the measuring accuracy. Particularly, the measuring head and the measuring rod are combined, the measuring head can be used for probing the interior of the tube by holding the measuring rod in a hand during operation, and the exposed marked line is used for reading out the specific tube diameter. The diameter is measured accurately due to the mode of penetration.
Description
Technical Field
The utility model belongs to the technical field of appurtenance for the operation, a blood vessel measuring apparatu that coincide in the operation is related to.
Background
Since 9 months 1972, Harii et al reported the success of anastomotic vascular flap grafts, there are increasing reports at home and abroad. Basic research and anatomical studies relating to skin flaps are developing rapidly, which has a positive driving effect on finding new skin flap supply areas. According to preliminary statistics, there are 50 skin flaps and muscle flaps that can be excised from the whole body. The clinical application is wider, but the technical requirement is high, a certain failure rate still exists, the indications should be grasped strictly, and the method is mainly suitable for the following cases: firstly, deep tissues such as muscle, tendon, nerve and bone are exposed to wound surface after excision of trauma or low-grade malignant tumor, and are not suitable for repairing skin flap or adjacent metastasis skin flap. ② after the focus of chronic osteomyelitis is cleared or after chronic ulcer is cut off, the wound surface can not be covered by other simple methods; thirdly, scar contracture deformity of joints is cut off, deep tissues are exposed after deformity correction, or bone, joint, tendon or nerve repair operation is carried out in scar areas; there must be intact known arteries and veins, or small vessels with an outer diameter for suturing, near the affected area. The blood circulation of the artery and the vein is blocked, and the blood supply of limbs or other tissues is not affected. In addition, the outer diameter of the vessel is preferably close to or identical to the outer diameter of the vessel of the graft flap. Therefore, the caliber of the blood vessel must be measured during the operation. However, the existing blood vessel gauge is a measuring head in a straight ruler shape, when a blood vessel is measured, the diameter of the micro blood vessel cannot be well matched, and the obtained measuring result is also inaccurate.
SUMMERY OF THE UTILITY MODEL
Inaccurate problem of blood vessel bore measurement when solving the operation, the utility model provides an identical measuring apparatu of blood vessel in operation, this diameter measurement chi can insert the blood vessel tip when the measurement of blood vessel bore, carries out the diameter and matches the measurement of coincideing, improves the measuring accuracy.
The utility model adopts the following technical scheme:
a blood vessel anastomosis measuring instrument in operation comprises a measuring head and a measuring rod; two ends of the measuring rod are respectively connected with a measuring head;
the first measuring head and the second measuring head are arranged in a central symmetry mode by using the middle point of the measuring rod; the first measuring head and the second measuring head are cone structures which can be inserted into the micro-vessel cavity;
and annular marked lines are arranged on the first measuring head and the second measuring head.
Preferably, the first and second measuring head axes are both 135 ° to the measuring rod axis.
Preferably, the measuring rod is oblate.
Preferably, the diameter of the measuring ends of the first measuring head and the second measuring head gradually increases from 0.5mm to 5.0 mm.
Preferably, the first measuring head has three marked lines of 1.5mm, 2.0mm and 2.5mm, and the second measuring head has three marked lines of 3.0, 3.5 and 4.0 mm.
Preferably, the material of the measuring ruler is metal titanium.
Preferably, the measuring head and the measuring rod are connected by a buckle; the buckle connection comprises a clamping groove arranged on the connecting part of the measuring head, a buckle arranged on the measuring rod and an axial spring; the end part of the measuring rod is provided with a mounting hole, the buckle comprises a buckle body and a radial spring, the buckle body is movably connected with the inner wall of the mounting hole of the measuring rod, the radial spring is arranged in the buckle body, and the buckle body spring is compressed by external force; the axial spring is arranged at the bottom of the mounting hole; when the installation part of the measuring head is inserted into the installation hole at the end part of the measuring rod, the buckle is matched with the clamping groove, and the radial spring is compressed.
Preferably, the measuring head is symmetrically provided with at least one pair of clamping grooves, and the measuring rod is provided with at least one pair of buckles.
Preferably, the clamping groove is an elliptical groove, the bottom surface of the buckle body is elliptical, and the periphery of the buckle body is rounded.
The utility model discloses following beneficial effect has:
the utility model discloses an identical measuring apparatu of blood vessel in operation, this diameter measurement chi can insert the blood vessel tip when the measurement of blood vessel bore, carries out the diameter and matches the measurement of coincideing, improves the measuring accuracy. Particularly, the measuring head and the measuring rod are combined, the measuring head can be used for probing the interior of the tube by holding the measuring rod in a hand during operation, and the exposed marked line is used for reading out the specific tube diameter. The diameter is measured accurately due to the mode of penetration.
Furthermore, the utility model can adopt a combined connection mode, and the measuring head can be replaced by the buckle connection; during the installation, the installation department of measuring head inserts in the mounting hole of measuring rod tip, the knot body is because radial spring carries out radially spacing, and the axial spring can be contradicted to the measuring head bottom, and then realizes axial and radial dual spacing.
Drawings
Fig. 1 is a blood vessel anastomosis measuring instrument in operation according to the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 where the measuring rod is connected to the measuring head;
reference numerals: 1. a first measuring head; 2. a measuring rod; 3. a second measuring head; 4. marking lines; 11. a card slot; 21. a radial spring; 22. buckling; 23. an axial spring.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The present invention will be described in detail with reference to the accompanying drawings.
The utility model relates to a blood vessel anastomosis measuring instrument in operation, which mainly comprises a measuring head and a measuring rod 2; two ends of the measuring rod 2 are respectively connected with a measuring head. The first measuring head 2 and the second measuring head 3 are symmetrically arranged at the midpoint of the measuring rod 2; the first measuring head 2 and the second measuring head 3 are both provided with marked lines 4.
Wherein, the measuring rod 2 is oblate. The diameter range of the measuring ends of the first measuring head 2 and the second measuring head 3 is gradually increased from 0.5mm to 5.0 mm.
In particular, the measuring head may also have other diameter specifications in order to accommodate measurements of other specifications. In order to facilitate the switching of the measuring heads with different specifications, the measuring heads and the measuring rod 2 can also be designed to be connected in a buckling manner; the buckle connection comprises a clamping groove 11 arranged on the connecting part of the measuring head, a buckle 22 arranged on the measuring rod 2 and an axial spring 23; the end part of the measuring rod 2 is provided with a mounting hole, the buckle 22 comprises a buckle body and a radial spring 21, the buckle body is movably connected with the inner wall of the mounting hole of the measuring rod 2, the radial spring 21 is arranged in the buckle body, and the spring of the buckle body is compressed by external force; the axial spring 23 is arranged at the bottom of the mounting hole; when the mounting part of the measuring head is inserted into the mounting hole at the end part of the measuring rod 2, the buckle 22 is matched with the clamping groove 11, and the radial spring 21 is compressed.
As a preferred example, at least one pair of locking grooves 11 is symmetrically disposed on the measuring head, and at least one pair of locking buckles 22 is disposed on the measuring rod 2. The two card slots 11 are matched with the corresponding buckles 22. The clamping groove 11 is an elliptical groove, the bottom surface of the buckle body is elliptical, and the periphery of the buckle body is rounded.
The principle of the utility model is that: through the mode of measuring head and 2 combinations of measuring stick, can visit inside the pipe through handheld measuring stick 2 in the operation with the measuring head, utilize the marked line that exposes to read out specific pipe diameter. The diameter is measured accurately due to the mode of penetration.
In addition, the utility model can adopt a combined connection mode, and the measuring head can be replaced by the buckle connection; during installation, the installation part of the measuring head is inserted into the installation hole at the end part of the measuring rod 2, and the buckle body gives out 'snap' sound when completely entering the clamping groove 11 due to the action of the radial spring 21, so that the installation is prompted to be in place. In addition, the bottom of the measuring head can be abutted against the axial spring 23, so that the axial and radial dual limiting is realized. When dismantling, the rotary measuring head, because oval draw-in groove 11 is provided with the chamfer, consequently can make the draw-in groove 11 of measuring head roll out the knot body at the rotation process, when roll out the back completely, take out the measuring head and both can change.
One specific example is given below.
Examples
The utility model discloses a blood vessel measuring apparatu that coincide in operation, characteristics are as follows:
1. the measuring range of 1.0-4.0mm is divided into two ends (1.0-3.0, 2.5-4.5), three marked lines of 1.5, 2.0 and 2.5mm at one end and three marked lines of 3.0, 3.5 and 4.0mm at one end, and the measuring head is conical and is beneficial to probing into the lumen for measurement.
2. The theta angle between the measuring end and the measuring rod is 135 degrees, which is beneficial to observation.
3. The rod is oblate and is convenient to hold.
4. The material is made of pure titanium and is etched by laser.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A blood vessel anastomosis measuring instrument in operation is characterized by comprising a measuring head and a measuring rod (2); two ends of the measuring rod (2) are respectively connected with a measuring head;
the first measuring head (1) and the second measuring head (3) are arranged in a central symmetry mode by the middle point of the measuring rod (2); the first measuring head (1) and the second measuring head (3) are cone structures which can be inserted into the micro-vessel cavity;
the first measuring head (1) and the second measuring head (3) are both provided with annular marked lines (4).
2. An intraoperative vascular anastomosis measuring instrument according to claim 1, characterized in that the first measuring head (1) and the second measuring head (3) are arranged with their axes at 135 ° to the axis of the measuring rod (2).
3. An intra-operative vascular anastomosis measuring instrument according to claim 1, characterised in that said measuring rod (2) is oblate.
4. An intra-operative vascular anastomosis measuring instrument according to claim 1, characterized in that the measuring ends of said first measuring head (1) and said second measuring head (3) have diameters which gradually increase from 0.5mm to 5.0 mm.
5. An intra-operative vascular anastomosis measuring instrument according to claim 1, wherein the first measuring head (1) has three markings of 1.5mm, 2.0mm and 2.5mm, and the second measuring head has three markings of 3.0, 3.5 and 4.0 mm.
6. The apparatus of claim 1, wherein the material of the apparatus is titanium.
7. An intra-operative vascular anastomosis measurement instrument according to claim 1, characterized in that said measurement head and measurement rod (2) are snap-fitted; the buckle connection comprises a clamping groove (11) arranged on the connecting part of the measuring head, a buckle (22) arranged on the measuring rod (2) and an axial spring (23); the end part of the measuring rod (2) is provided with a mounting hole, the buckle (22) comprises a buckle body and a radial spring (21), the buckle body is movably connected with the inner wall of the mounting hole of the measuring rod (2), the radial spring (21) is arranged in the buckle body, and the buckle body spring is compressed by applying pressure through external force; the axial spring (23) is arranged at the bottom of the mounting hole; when the installation part of the measuring head is inserted into the installation hole at the end part of the measuring rod (2), the buckle (22) is matched with the clamping groove (11), and the radial spring (21) is compressed.
8. An intra-operative vascular anastomosis measurement instrument according to claim 7, wherein said measurement head is symmetrically provided with at least one pair of slots (11), and said measurement rod (2) is provided with at least one pair of fasteners (22).
9. The instrument for measuring anastomosis of blood vessels in operation as claimed in claim 7, wherein said slot (11) is an elliptical slot, and the bottom surface of the button body is elliptical and rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021204922.1U CN212466194U (en) | 2020-06-24 | 2020-06-24 | Instrument for measuring anastomosis of blood vessel in operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021204922.1U CN212466194U (en) | 2020-06-24 | 2020-06-24 | Instrument for measuring anastomosis of blood vessel in operation |
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| Publication Number | Publication Date |
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| CN212466194U true CN212466194U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021204922.1U Active CN212466194U (en) | 2020-06-24 | 2020-06-24 | Instrument for measuring anastomosis of blood vessel in operation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588478A (en) * | 2020-06-24 | 2020-08-28 | 中国人民解放军空军军医大学 | Measuring scale for measuring diameter of micro-blood vessel anastomosis |
-
2020
- 2020-06-24 CN CN202021204922.1U patent/CN212466194U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588478A (en) * | 2020-06-24 | 2020-08-28 | 中国人民解放军空军军医大学 | Measuring scale for measuring diameter of micro-blood vessel anastomosis |
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