Vascular fulcrum penetrating marking instrument

Abstract

The utility model discloses a blood vessel fulcrum penetrating marking instrument which comprises a volume probe body, one side of the volume probe body is connected with a lead wire, and the end, away from the volume probe body, of the lead wire is connected with a connector. The volume probe is connected with an ultrasonic device through the connector, then the volume probe body is held by hand to scan a penetrating fulcrum of a blood vessel, the position of the penetrating fulcrum is determined in the scanning process, the marking pen body is made to directly face the position of the penetrating fulcrum, then the pressing plate is pressed, the movable rod drives the marking pen body to move downwards and extrudes the spring, and the marking pen body is pressed. The marking pen body is made to leave marking points on the skin of a patient, the pressing plate is loosened, the marking pen body is lifted up through resilience force of the spring, scanning and marking can be continued, the marking pen can be additionally arranged on the volume probe, scanning and opposite-penetrating fulcrum marking are carried out in an elastic telescopic mode, efficiency is improved, and meanwhile the working efficiency is improved. And the marking accuracy is also improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of ultrasound, especially, a kind of blood vessel branch point marker. BACKGROUND

[0002] Ultrasound medicine is the subject of acoustics, medicine, optics and electronics, the application of acoustics above audible frequency in medical field, namely ultrasound medicine, including ultrasonic diagnostics, ultrasonic therapy and biomedical ultrasound engineering, so ultrasound medicine has the characteristics of medical, physical and engineering, and involves extensive content, and has high value in preventing, diagnosing and treating diseases.

[0003] In recent years, ultrasound imaging technology develops continuously, such as gray scale display and color display, real-time imaging, ultrasound holography, penetrating ultrasound imaging, ultrasonic computer tomography, three-dimensional imaging, intracavitary ultrasound imaging, etc., blood vessel branch point marking needs ultrasound equipment, when marking, volume probe is scanned, and then marking pen is used, in order to improve marking efficiency, we design a kind of blood vessel branch point marker, marking pen is installed on volume probe, and marking pen is marked to branch point while scanning in elastic extension mode, efficiency is improved, and the accuracy of marking is also improved. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a kind of blood vessel branch point marker, marking pen is installed on volume probe, and marking pen is marked to branch point while scanning in elastic extension mode, efficiency is improved, and the accuracy of marking is also improved, to solve the above background technical problems.

[0005] The utility model solves the technical scheme as follows to the above technical problems: a kind of blood vessel branch point marker, it includes volume probe body, the side of volume probe body is connected with lead wire, the end of lead wire away from volume probe body is connected with connecting head, the connecting head is connected on ultrasound equipment, the side of connecting head is fixedly connected with guide tube and fixed plate, the guide tube is located the just below of fixed plate, the inner chamber of guide tube is slidably connected with marking pen body, the inner chamber of fixed plate is slidably connected with movable rod, the top of movable rod is fixedly installed with pressing plate, the bottom of movable rod passes through fixed plate and is fixedly installed with marking pen body.

[0006] Preferably, the top of the marking pen body is fixedly connected with a threaded column, the bottom of the movable rod is rotatably connected with an internally threaded tube, the internally threaded tube is threadedly connected to the surface of the threaded column, and the marking pen body is detachably installed at the bottom of the movable rod through the threaded column and the internally threaded tube.

[0007] Preferably, the surface of the internally threaded tube is provided with a strip-shaped anti-slip pattern.

[0008] Preferably, the surface of the movable rod is sleeved with a spring, and two ends of the spring are in contact with the pressing plate and the fixed plate respectively.

[0009] Preferably, the marker pen body is fixedly connected with two limiting sliding strips, and the two sides of the guide tube inner cavity are provided with limiting sliding grooves for sliding of the limiting sliding strips.

[0010] 1. The utility model discloses a beneficial effect is: the utility model discloses a connecting head is connected with ultrasonic equipment, then the hand -held volume probe body is scanned to the perforating point of blood vessel, in the process of scanning, the position of perforating point is determined, makes the marker pen body directly opposite the position of perforating point, then presses the pressing plate, makes the movable rod drive marker pen body and extrudes spring downwards, makes the marker pen body leave the mark point on the patient's skin, releases the pressing plate, and the resilience of spring makes the marker pen body lift, can continue to scan the mark, can reach the purpose that the volume probe is installed with marker pen, adopts the elastic telescopic mode and scans and marks the perforating point simultaneously, improves the efficiency, and also improves the accuracy of mark.

[0011] 2. The utility model discloses a limiting sliding strip and limiting sliding groove are used in cooperation, and the limiting sliding strip slides in the inner chamber of limiting sliding groove in the process that the marker pen body slides in the guide tube inner chamber, and the limiting sliding strip is driven, and the marker pen body is positioned and guided, avoids the marker pen body and rotates in the inner chamber of guide tube, causes the marker pen body to separate from the fixed mounting of movable rod.

[0012] 3. The utility model discloses a threaded column and inner thread pipe are used in cooperation, rotate the inner thread pipe, can make the inner thread pipe from the surface of threaded column separation, when the marker pen body pen water is gone, has facilitated the user to the replacement of marker pen body. BRIEF DESCRIPTION OF DRAWINGS

[0013] Among them:

[0014] Fig. 1 It is the three-dimensional schematic view of one embodiment of the utility model;

[0015] Fig. 2 It is the three-dimensional schematic view of volume probe body and marker pen body of one embodiment of the utility model;

[0016] Fig. 3 It is the three-dimensional split schematic view of guide tube and marker pen body of one embodiment of the utility model.

[0017] In the drawings, the component list represented by each sign is as follows:

[0018] 1, volume probe body, 2, lead wire, 3, connecting head, 4, guide tube, 5, fixed plate, 6, marker pen body, 7, movable rod, 8, pressing plate, 9, threaded column, 10, internally threaded tube, 11, spring, 12, limit slide, 13, limit sliding slot. DETAILED DESCRIPTION

[0019] Hereinafter, the embodiment of the blood vessel puncture point marker of the present application will be described with reference to the accompanying drawings.

[0020] Example one:

[0021] Figs. 1-3 The blood vessel puncture point marker of one embodiment of the present application is shown, which comprises a volume probe body 1, one side of the volume probe body 1 is connected with a lead wire 2, one end of the lead wire 2 away from the volume probe body 1 is connected with a connecting head 3, the connecting head 3 is connected on an ultrasonic device, one side of the connecting head 3 is fixedly connected with a guide tube 4 and a fixed plate 5, the guide tube 4 is located directly below the fixed plate 5, the inner cavity of the guide tube 4 is slidingly connected with a marker pen body 6, the inner cavity of the fixed plate 5 is slidingly connected with a movable rod 7, the top of the movable rod 7 is fixedly installed with a pressing plate 8, the surface of the movable rod 7 is sleeved with a spring 11, both ends of the spring 11 are in contact with the pressing plate 8 and the fixed plate 5 respectively, the bottom of the movable rod 7 passes through the fixed plate 5 and is fixedly installed with the marker pen body 6, the top of the marker pen body 6 is fixedly connected with a threaded column 9, the bottom of the movable rod 7 is rotatably connected with an internally threaded tube 10, the internally threaded tube 10 is threadedly connected on the surface of the threaded column 9, the marker pen body 6 is detachably installed on the bottom of the movable rod 7 through the threaded column 9 and the internally threaded tube 10, and the surface of the internally threaded tube 10 is provided with a strip-shaped anti-slip pattern.

[0022] Example two:

[0023] Figs. 1-3The blood vessel perforating branch point marking instrument shown in an embodiment of the utility model, it includes volume probe body 1, one side of volume probe body 1 is connected with lead line 2, the end of lead line 2 away from volume probe body 1 is connected with connector 3, connector 3 is connected on ultrasonic equipment, one side of connector 3 is fixedly connected with guide tube 4 and fixed plate 5, guide tube 4 is located directly below fixed plate 5, the inner chamber of guide tube 4 is slidably connected with marking pen body 6, the surface of marking pen body 6 is fixedly connected with two limit sliding strips 12, the both sides of the inner chamber of guide tube 4 are all provided with the limit sliding slot 13 for the sliding of limit sliding strip 12, through the cooperation of limit sliding strip 12 and limit sliding slot 13, limit sliding strip 12 is slid in the inner chamber of limit sliding slot 13 in the sliding process of marking pen body 6, marking pen body 6 is limited and guided, the rotation of marking pen body 6 in the inner chamber of guide tube 4 is avoided, leading to marking pen body 6 separates from the fixed installation of movable rod 7, the inner chamber of fixed plate 5 is slidably connected with movable rod 7, the top of movable rod 7 is fixedly installed with pressing plate 8, the bottom of movable rod 7 passes through fixed plate 5 and is fixedly installed with marking pen body 6.

[0024] Working principle: when the utility model is used, the user inserts connector 3 on ultrasonic equipment, then takes marking pen body 6 and passes through guide tube 4, twists inner thread tube 10, so that inner thread tube 10 is screwed on the surface of end threaded column 9 of marking pen body 6, so that movable rod 7 is fixedly installed with marking pen body 6, medical staff takes lead line 2 and is pasted on the patient's body to scan, is imaged on the display screen, finds the perforating point, the user can press pressing plate 8, so that movable rod 7 drives marking pen body 6 to move downward through inner thread tube 10 and threaded column 9, at this moment, pressing plate 8 extrudes spring 11, the end of marking pen body 6 contacts the skin of patient, then the marking point is left, then the pressure of pressing plate 8 is cancelled, the rebound force of spring 11 makes marking pen body 6 retract, then the scanning and marking can continue.

[0025] In conclusion: the blood vessel perforating branch point marking instrument is connected with ultrasonic equipment through connector 3, then holds volume probe body 1 and scans the perforating point of blood vessel, in the scanning process, the position of perforating point is determined, so that marking pen body 6 is opposite the position of perforating point, then presses pressing plate 8, so that movable rod 7 drives marking pen body 6 to move downward and extrudes spring 11, so that marking pen body 6 leaves the marking point on the skin of patient, releases pressing plate 8, the rebound force of spring 11 makes marking pen body 6 lift, the scanning and marking can continue, marking pen is added on volume probe, adopts the way of elastic extension and retraction to scan and mark the perforating point, improves the efficiency and the accuracy of marking.

Claims

1. A blood vessel perforator point marker, characterized in that, Including volume probe body (1), one side of volume probe body (1) is connected with lead wire (2), one end of lead wire (2) away from volume probe body (1) is connected with connector (3), connector (3) is connected on ultrasonic equipment, one side of connector (3) is fixedly connected with guide tube (4) and fixed plate (5), guide tube (4) is located directly below fixed plate (5), inner cavity of guide tube (4) is slidably connected with marker pen body (6), inner cavity of fixed plate (5) is slidably connected with movable rod (7), top of movable rod (7) is fixedly installed with pressing plate (8), bottom of movable rod (7) passes through fixed plate (5) and is fixedly installed with marker pen body (6).

2. The blood vessel puncture point marker according to claim 1, wherein The top of the marker pen body (6) is fixedly connected with a threaded column (9), the bottom of the movable rod (7) is rotatably connected with an internally threaded tube (10), the internally threaded tube (10) is threadedly connected to the surface of the threaded column (9), and the marker pen body (6) is detachably installed at the bottom of the movable rod (7) through the threaded column (9) and the internally threaded tube (10).

3. The blood vessel puncture site marker according to claim 2, wherein The surface of the internally threaded tube (10) is provided with a strip-shaped anti-skid pattern.

4. The blood vessel puncture site marker according to claim 3, wherein The surface of the movable rod (7) is sleeved with a spring (11), and the two ends of the spring (11) are respectively in contact with the pressing plate (8) and the fixed plate (5).

5. The vascular access point marker of claim 4, wherein, The surface of the marker pen body (6) is fixedly connected with two limiting sliding strips (12), and the inner cavity of the guide tube (4) is provided with limiting sliding grooves (13) on both sides for sliding of the limiting sliding strips (12).

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