CN212541955U

CN212541955U - Cerebral perfusion monitor lead wire

Info

Publication number: CN212541955U
Application number: CN202021387923.4U
Authority: CN
Inventors: 杨金武
Original assignee: Shenzhen Jinruilong Special Wire Rod Co ltd
Current assignee: Shenzhen Jinruilong Special Wire Rod Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-02-12
Anticipated expiration: 2030-07-15

Abstract

The utility model relates to medical appliance accessories and consumables, and discloses a cerebral perfusion monitor lead wire, which comprises an outer sheath, wherein the inner wall of the outer sheath is provided with a winding outer shielding layer; a belting layer is arranged in the winding outer shielding layer; 1 ground wire is arranged between the winding outer shielding layer and the wrapping tape layer; 5 internal core wires and 1 filling wire are arranged in the belting layer; the outer surface of each inner core wire is provided with a winding inner shielding layer; an inner middle tegument layer is arranged on the outer surface of each winding inner shielding layer. The conductor of the utility model is made of silver-plated copper alloy components, and has the advantages of high conductivity, corrosion resistance, strong heat resistance and the like; the insulating layer is made of PFA material, and has the characteristics of good high temperature resistance, corrosion resistance, no toxicity and the like; the outer shielding of winding adopts tin-plated copper component, and the winding internal shield layer adopts tin-plated tin-copper alloy component, and every internal core line shields alone, has advantages such as shielding effect is good, mechanical properties is good. The product is free from external interference when transmitting physiological signals of patients, accurate in signal transmission, high-temperature resistant, ageing resistant, mature and environment-friendly.

Description

Cerebral perfusion monitor lead wire

Technical Field

The utility model relates to medical electronic equipment accessories and consumptive material, in particular to brain perfusion monitor lead wire.

Background

A brain perfusion monitor lead wire is a special wire matched with a brain perfusion monitor, and signals are transmitted to the brain perfusion monitor through the brain perfusion monitor lead wire to complete data transmission of medical monitoring, diagnosis, detection and the like. The existing brain perfusion monitor lead wire has low anti-interference performance, low high temperature resistance, weak corrosion resistance, poor antibacterial performance, poor weldability and poor mechanical performance, and has large error when transmitting physiological signals of patients, thereby causing inaccurate information and unstable high-frequency current resistance and influencing the treatment of the patients.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cerebral perfusion monitor lead wire with high temperature resistance, aging resistance, strong antibiosis, environmental protection, wear resistance, durability, anti-interference and antistatic properties.

For solving the above-mentioned defect that exists in the prior art, the utility model provides a technical scheme as follows:

a cerebral perfusion monitor lead wire comprises an outer sheath, wherein the inner wall of the outer sheath is provided with a winding outer shielding layer; a belting layer is arranged in the winding outer shielding layer; 1 ground wire is arranged between the winding outer shielding layer and the wrapping tape layer; 5 internal core wires and 1 filling wire are arranged in the belting layer; the outer surface of each inner core wire is provided with a winding inner shielding layer; and an inner middle tegument layer is arranged on the outer surface of each winding inner shielding layer.

As an improvement of the brain perfusion monitor lead wire of the utility model, the inner core wire comprises an inner core insulating layer, an inner core conductor is arranged in the inner core insulating layer.

As an improvement of the lead wire of the cerebral perfusion monitor of the utility model, the inner core conductor is a silver-plated copper alloy component; the inner core insulating layer is a PFA component.

As an improvement of the brain perfusion monitor lead wire of the utility model, the winding outer shielding layer is a tin-plated copper component; the winding inner shielding layer is a tin-copper alloy component.

As an improvement of the cerebral perfusion monitor lead wire of the utility model, the inner middle tegument is a PFA component.

As an improvement of the brain perfusion monitor lead wire of the utility model, the filling wire is a bulletproof wire component; the wrapping layer is a tape member.

As an improvement of the brain perfusion monitor lead wire of the utility model, the ground wire is a tinned tin-copper alloy component.

As an improvement of the cerebral perfusion monitor lead wire of the utility model, the outer sheath is a TPU component.

As an improvement of the cerebral perfusion monitor lead wire of the utility model, the colors of the inner and middle layers are different.

As an improvement of the cerebral perfusion monitor lead wire of the utility model, the outer diameter of the outer sheath is 3.5 mm-3.7 mm.

Compared with the prior art, the utility model has the advantages that: the conductor of the utility model is made of silver-plated copper alloy components, and has the advantages of high conductivity, corrosion resistance, strong heat resistance and the like; the insulating layer is made of PFA material, and has the characteristics of good high temperature resistance, corrosion resistance, no toxicity and the like; the outer shielding of winding adopts tin-plated copper component, and the winding internal shield layer adopts tin-plated tin-copper alloy component, and every internal core line shields alone, has advantages such as shielding effect is good, mechanical properties is good. The product is free from external interference when transmitting physiological signals of patients, accurate in signal transmission, high-temperature resistant, ageing resistant, mature and environment-friendly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Reference symbol names: 1. outer sheath 2, winding outer shielding layer 3, ground wire 4 and wrapping tape layer

5. Filling wire 6, inner middle layer 7, winding inner shielding layer 8 and inner core wire

81. Core insulation layer 82, core conductor.

Detailed Description

The invention will now be further described with reference to the accompanying drawings.

As shown in fig. 1, a cerebral perfusion monitor lead wire comprises an outer sheath 1, wherein an outer shielding layer 2 is wound on the inner wall of the outer sheath 1; a belting layer 4 is arranged in the winding outer shielding layer 2; 1 ground wire 3 is arranged between the winding outer shielding layer 2 and the wrapping tape layer 4; 5

internal core wires

8 and 1 filling wire 5 are arranged in the belting layer 4; the outer surface of each inner core wire is provided with a winding inner shielding layer 7; the outer surface of each winding inner shielding layer 7 is provided with an inner middle layer 6.

Preferably, the inner core wire 8 includes a core insulation layer 81, and a core conductor 82 is provided in the core insulation layer 81.

Preferably, the inner core conductor 82 is a silver plated copper alloy member; the core insulating layer 81 is a PFA member.

Preferably, the winding outer shielding layer 2 is a tin-plated copper member; the winding inner shielding layer 7 is a tin-copper alloy component.

Preferably, the inner middle layer 6 is a PFA member.

Preferably, the filling line 5 is a bulletproof wire member; the wrapping layer 4 is a tape member.

Preferably, the ground wire 3 is a tin-copper alloy member.

Preferably, the outer sheath 1 is a TPU member.

Preferably, the inner and middle layers 6 are all different in color.

Preferably, the outer diameter of the outer sheath 1 is 3.5mm to 3.7 mm.

The utility model discloses still have following advantage:

1. the shielding material can be used according to the specific requirements of the product, and has the characteristics of good softness, high strength, good shielding effect, good economy and the like;

2. meets the requirements of biocompatibility (can pass 2-1. cytotoxicity, 2-2. skin irritation experiment, 2-3. skin sensitization experiment) and the like;

3. the method strictly controls each link of purchasing of raw materials, research and development, production, packaging, acceptance inspection, transportation and the like of products, so as to ensure the stability of the product quality.

Modifications and variations of the embodiments described above will be apparent to those skilled in the art in light of the above teachings or guidance. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some suitable modifications and changes of the present invention should be included in the protection scope of the claims of the present invention. In addition, certain specific terms are used herein, but these terms are merely for convenience of description and do not limit the present invention in any way.

Claims

1. A cerebral perfusion monitor lead wire comprises an outer sheath (1), and is characterized in that an outer shielding layer (2) is wound on the inner wall of the outer sheath (1); a belting layer (4) is arranged in the winding outer shielding layer (2); 1 ground wire (3) is arranged between the winding outer shielding layer (2) and the wrapping tape layer (4); 5 internal core wires (8) and 1 filling wire (5) are arranged in the belting layer (4); the outer surface of each inner core wire (8) is provided with a winding inner shielding layer (7); an inner middle layer (6) is arranged on the outer surface of each winding inner shielding layer (7).

2. The lead of claim 1, wherein the inner core wire (8) comprises an inner core insulation layer (81), and an inner core conductor (82) is disposed in the inner core insulation layer (81).

3. The cerebral perfusion monitor lead wire of claim 2, wherein the inner core conductor (82) is a silver-plated copper alloy member; the inner core insulating layer (81) is a PFA component.

4. The cerebral perfusion monitor lead wire according to claim 1, wherein the wound outer shielding layer (2) is a tin-plated copper member; the winding inner shielding layer (7) is a tin-copper alloy component.

5. The cerebral perfusion monitor lead wire according to claim 1, wherein the inner medial layer (6) is a PFA member.

6. The cerebral perfusion monitor lead wire according to claim 1, wherein the filling wire (5) is a bulletproof wire member; the wrapping layer (4) is a tape member.

7. The cerebral perfusion monitor lead wire according to claim 1, wherein the ground wire (3) is a tin-copper alloy plated member.

8. The cerebral perfusion monitor lead wire according to claim 1, wherein the outer sheath (1) is a TPU member.

9. The cerebral perfusion monitor lead wire according to claim 1, wherein the inner and middle layers (6) are all of different colors.

10. The cerebral perfusion monitor lead wire according to claim 1, wherein the outer diameter of the outer sheath (1) is 3.5mm to 3.7 mm.