Structure for measuring pulse and finger pulse oxygen by using venous indwelling needle

Abstract

The invention relates to a structure for measuring pulse and finger pulse oxygen by using a venous indwelling needle, which comprises a needle head, a connecting lead I, a bundling pipe, a venous indwelling needle shell, a connecting lead II and a connecting lead plug, the needle head and the venous indwelling needle shell form a venous indwelling needle body, a shallow slot is formed in the surface of the needle head, and the shallow slot is communicated with the connecting lead I; a connecting lead I is fixed in a shallow groove of the needle head, the top end of the connecting lead I is connected with a probe, the probe is located at the top end of the needle head, the periphery of the connecting position of the needle head and the venous indwelling needle shell is wrapped with a bundling pipe, and the connecting lead I penetrates through the bundling pipe to be connected with a connecting lead II. A connecting plug at the tail end of the connecting lead II is connected with a plug of an oximeter, the plug of the oximeter is connected with the electrocardiograph monitor, and the problems that a finger pulse oxygen clamp is prone to loosening and can cause pressure injury to local skin of a patient are solved.

Description

Technical Field

[0001] The invention relates to a structure for measuring pulse and finger pulse oxygen, in particular to a structure for measuring pulse and finger pulse oxygen by using a venous indwelling needle. Background Art

[0002] An intravenous catheter is an infusion tool. For patients who need long-term infusion or intermittent or continuous infusion, as well as surgical patients, the use of an intravenous catheter can avoid the damage and complications caused by poor infusion due to slight movements of the patient and repeated punctures. Therefore, it is widely used in clinical practice. At present, almost all surgical patients need to use an indwelling needle to open venous access after entering the operating room to ensure that the patient can receive intraoperative infusion and medication, and volume expansion treatment in emergencies. The finger-clip pulse oximeter commonly used now is a detection instrument mounted on the patient's finger; it also includes some winding finger oximeter detection heads, but the finger oximeter detection clip is prone to loosening, affecting the accuracy of the measurement, and there is also a risk of local tissue and skin pressure damage. Summary of the invention

[0003] In view of the problems existing in the above-mentioned prior art, the present invention provides a structure for measuring pulse and finger pulse oximetry using a venous indwelling needle, thereby overcoming the problems that the finger pulse oximetry clamp is easily loosened and may cause pressure damage to the patient's local skin.

[0004] In order to achieve the above-mentioned purpose, the present invention provides a structure for measuring pulse and finger pulse oxygen using an intravenous indwelling needle, comprising a needle, a lead wire I, a cluster tube, an intravenous indwelling needle shell, a lead wire II and a lead plug, wherein the needle and the intravenous indwelling needle shell constitute an intravenous indwelling needle body, a shallow groove is opened on the surface of the needle, a lead wire I is fixed in the shallow groove of the needle, the top of the lead wire I is connected to a probe, the probe is located at the top of the needle, a cluster tube is wrapped around the connection between the needle and the intravenous indwelling needle shell, the lead wire I passes through the cluster tube and is connected to the lead wire II, the end lead plug of the lead wire II is connected to the plug of the blood oximeter, and the plug of the blood oximeter is connected to the electrocardiogram monitor.

[0005] In addition, the structure for measuring pulse and finger pulse oxygen using a venous indwelling needle according to the above embodiment of the present invention may also have the following additional technical features: As a further improvement of the present invention, the connecting plug includes an oximeter plug cover, an oximeter plug connecting circular tube, an oximeter lock, an connecting plug lock, an connecting plug end face and a connecting plug end face contact. The oximeter plug cover is evenly and equidistantly arranged with a plurality of oximeter plug connecting circular tubes. An empty slot is opened on one side of the oximeter plug cover. The oximeter lock is fixedly installed on both sides of the empty slot. A connecting plug lock is installed on each side of the connecting plug. The oximeter lock is connected to the connecting plug lock to connect the oximeter plug cover and the connecting plug together. The interior of the connecting plug is evenly and equidistantly arranged with a plurality of connecting plug end faces. The surface of the connecting plug end face has connecting plug end face contacts. The connecting plug end face contacts are irregularly arranged on the surface of the connecting plug end face.

[0006] As a further improvement of the present invention, the end face of the connecting plug is composed of two copper sheets of the same size, and the distance between the two copper sheets is the same as the diameter of the circular tube connected to the oximeter plug.

[0007] As a further improvement of the present invention, the oximeter plug connecting circular tube is located in the middle of the end face of the connecting plug, and the length of the oximeter plug connecting circular tube is the same as the length of the end face of the connecting plug.

[0008] As a further improvement of the present invention, the area of ​​the empty slot on one side of the outer cover of the oximeter plug is the same as the area of ​​the connecting plug.

[0009] As a further improvement of the present invention, the inspection steps before use are as follows: check the connection end of lead wire I and the needle; check whether the connection end of lead wire I and lead wire II in the cluster tube is normal; check whether the connection between the blood oximeter lock and the lead plug lock is connected and fixed; check whether the contact surface between the blood oximeter plug connecting round tube and the end face of the lead plug is tight; check whether the connection between the blood oximeter and the electrocardiogram monitor is normal; check the test index on the monitor, and set the upper and lower alarm limits and other parameters.

[0010] Through the above scheme, the present invention has at least the following advantages: it overcomes the problem that the finger pulse oxygen clamp is easy to loosen and may cause local skin pressure damage to the patient, and the problem that the measuring part cannot be adjusted or replaced in time due to the surgical position of the patient and the addition of a sterile surgical sheet. Therefore, it is intended to provide an indwelling needle that can be connected to an electrocardiogram monitor to measure the finger pulse oxygen. The indwelling needle is connected to the blood oxygen detection module on the electrocardiogram monitor through a connector reserved in advance, so as to measure the finger pulse oxygen. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a three-dimensional schematic diagram of a structure for measuring pulse and finger pulse oxygen using an intravenous indwelling needle; Figure 2 It is a structural stereogram of the lead-in plug; Figure 3 yes Figure 2 The structural diagram at A in the middle; In the figure: 1. needle, 2. lead wire I, 3. cluster tube, 4. intravenous catheter housing, 5. lead wire II, 6. lead plug, 7. oximeter plug cover, 8. oximeter plug connecting round tube, 9. oximeter lock, 10. lead plug lock, 11. lead plug end face, 12. lead plug end face contacts. DETAILED DESCRIPTION

[0013] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0014] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of this specification, the terms "first" and "second" are used only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0015] The following describes a structure of measuring pulse and finger pulse oxygen using a venous indwelling needle according to the present invention in conjunction with the accompanying drawings.

[0016] In the first embodiment of the present application, Figure 1 and Figure 3As shown, the structure of measuring pulse and finger pulse oxygen using an intravenous indwelling needle comprises a needle 1, a lead wire Ⅰ2, a cluster tube 3, an intravenous indwelling needle shell 4, a lead wire Ⅱ5 and a lead plug 6. The needle 1 and the intravenous indwelling needle shell 4 constitute the intravenous indwelling needle body. The intravenous indwelling needle body is an existing intravenous indwelling needle, and the structure is applicable to any type of intravenous indwelling needle. A shallow groove is opened on the surface of the needle 1, and a lead wire Ⅰ2 is fixed in the shallow groove of the needle 1. The lead wire Ⅰ2 is embedded in the shallow groove of the needle 1. , making the surface smooth without any protrusions. The top of the lead wire Ⅰ2 is connected to a probe, and the probe is located at the top of the needle 1. The connection between the needle 1 and the intravenous catheter housing 4 is wrapped with a cluster tube 3. The lead wire Ⅰ2 passes through the cluster tube 3 and is connected to the lead wire Ⅱ5. The cluster tube 3 is to protect the connection between the lead wire Ⅰ2 and the lead wire Ⅱ5 from poor contact. The end of the lead wire Ⅱ5 is connected to the plug 6 of the blood oximeter, and the plug of the blood oximeter is connected to the electrocardiogram monitor.

[0017] The connecting plug 6 includes an oximeter plug cover 7, an oximeter plug connecting circular tube 8, an oximeter lock buckle 9, an connecting plug lock buckle 10, a connecting plug end face 11 and a connecting plug end face contact 12. The oximeter plug cover 7 has a plurality of oximeter plug connecting circular tubes 8 evenly and equidistantly arranged thereon. The oximeter plug connecting circular tube 8 is located in the middle of the connecting plug end face 11. The length of the oximeter plug connecting circular tube 8 is the same as that of the connecting plug end face 11. This can make the contact between the connecting plug end face 11 and the oximeter plug connecting circular tube 8 closer without shaking.

[0018] One side of the oximeter plug cover 7 is provided with an empty slot, and the oximeter lock buckle 9 is fixedly installed on both sides of the empty slot. The area of ​​the empty slot on one side of the oximeter plug cover 7 is the same as the area of ​​the connecting plug 6. A connecting plug lock buckle 10 is installed on each side of the connecting plug 6. The connecting plug 6 is fixed when the oximeter plug cover 7 is fixed, and will not fall off when being dragged or pulled.

[0019] The oximeter lock buckle 9 is connected with the connecting plug lock buckle 10 to connect the oximeter plug cover 7 and the connecting plug 6 together. A plurality of connecting plug end faces 11 are evenly and equidistantly arranged inside the connecting plug 6. The surface of the connecting plug end face 11 has connecting plug end face contacts 12. The connecting plug end face contacts 12 are irregularly arranged on the surface of the connecting plug end face 11. The connecting plug end face 11 is composed of two copper sheets of the same area. The spacing between the two copper sheets is the same as the diameter of the oximeter plug connecting circular tube 8.

[0020] In the description of this specification, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0022] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0023] Those skilled in the art should understand that the discussion of any of the above embodiments is only exemplary and is not intended to imply that the scope of the present invention is limited to these examples; under the concept of the present invention, the technical features in the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes in different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity. Any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A structure for measuring pulse and finger pulse oxygen using an intravenous indwelling needle, comprising a needle (1), a lead wire I (2), a cluster tube (3), an intravenous indwelling needle shell (4), a lead wire II (5) and a lead plug (6), wherein the needle (1) and the intravenous indwelling needle shell (4) constitute an intravenous indwelling needle body, a shallow groove is formed on the surface of the needle (1), a lead wire I (2) is fixed in the shallow groove of the needle (1), the top end of the lead wire I (2) is connected to a probe, and the probe is located at the top end of the needle (1), the connection between the needle (1) and the intravenous indwelling needle shell (4) is wrapped with a cluster tube (3), the lead wire I (2) passes through the cluster tube (3) and is connected to the lead wire II (5), the end of the lead wire II (5) is connected to the plug of a blood oximeter, and the plug of the blood oximeter is connected to an electrocardiogram monitor.

2. The structure for measuring pulse and finger pulse oxygen using a venous indwelling needle according to claim 1, characterized in that: The connecting plug (6) comprises an oximeter plug cover (7), an oximeter plug connecting round tube (8), an oximeter lock buckle (9), a connecting plug lock buckle (10), a connecting plug end face (11) and a connecting plug end face contact (12). The oximeter plug cover (7) is evenly and equidistantly arranged with a plurality of oximeter plug connecting round tubes (8). One side of the oximeter plug cover (7) is provided with an empty slot. The oximeter lock buckle (9) is fixedly mounted on both sides of the empty slot. A connecting plug lock (10) is installed on each side. The oximeter lock (9) is connected to the connecting plug lock (10) to connect the oximeter plug cover (7) and the connecting plug (6) together. The inside of the connecting plug (6) has a plurality of connecting plug end faces (11) arranged evenly and equidistantly. The surface of the connecting plug end face (11) has a connecting plug end face contact (12). The connecting plug end face contacts (12) are irregularly arranged on the surface of the connecting plug end face (11).

3. The structure for measuring pulse and finger pulse oxygen using a venous indwelling needle according to claim 2, characterized in that: The connecting plug end surface (11) is composed of two copper sheets of the same size, and the distance between the two copper sheets is the same as the diameter of the oximeter plug connecting circular tube (8).

4. A structure for measuring pulse and finger pulse oxygen using a venous indwelling needle according to claim 2 or 3, characterized in that: The oximeter plug connection circular tube (8) is located in the middle of the connecting plug end surface (11), and the length of the oximeter plug connection circular tube (8) is the same as the length of the connecting plug end surface (11).

5. The structure for measuring pulse and finger pulse oxygen using a venous indwelling needle according to claim 2, characterized in that: The area of ​​the empty slot on one side of the oximeter plug cover (7) is the same as the area of ​​the connecting plug (6).

6. According to the structure for measuring pulse and finger pulse oxygen using a venous indwelling needle according to claim 2, the inspection steps before use are as follows: Check the connection between lead wire I (2) and needle (1); check whether the connection between lead wire I (2) and lead wire II (5) in the cluster tube (3) is normal; check whether the connection between the oximeter lock (9) and the lead plug lock (10) is connected and fixed; check whether the contact surface between the oximeter plug connecting round tube (8) and the lead plug end surface (11) is tight; check whether the connection between the oximeter and the ECG monitor is normal; check the test index on the monitor and set the upper and lower alarm limits and other parameters.

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