CN201798990U

CN201798990U - Optical rod for tracheal cannula

Info

Publication number: CN201798990U
Application number: CN2010205556976U
Authority: CN
Inventors: 丁祥宏; 周伟
Original assignee: SHANGHAI JINGREN MEDICAL TECHNOLOGY Co Ltd
Current assignee: SHANGHAI JINGREN MEDICAL TECHNOLOGY Co Ltd
Priority date: 2010-09-27
Filing date: 2010-09-27
Publication date: 2011-04-20
Anticipated expiration: 2020-09-27

Abstract

The utility model relates to auxiliary equipment for medical clinic tracheal cannula, in particular to a tracheal cannula guiding device with an optical indicating function, which belongs to the field of medical instruments. The tracheal cannula guiding device mainly comprises a handle, a supporting tube, an optical fiber, a power supply, a control circuit and a luminous element, wherein the handle is connected with one end of the supporting tube, the optical fiber is arranged in the supporting tube, the power supply and the control circuit are arranged in the handle, the control circuit is connected with the power supply and the luminous element, the luminous element is arranged in the handle, one end of the optical fiber is connected with the luminous element, the other end of the optical fiber is abutted to one end of the supporting tube far away from the handle, and the optical fiber transmits light generated by the luminous element. The tracheal cannula guiding device is characterized in that the optical fiber at the end of the supporting tube far away from the handle is hemispherical or spherical, a positioning clamp is arranged outside the supporting tube, and the positioning clamp is combined with the supporting tube in a detachable and/or movable mode. The tracheal cannula guiding device has the advantages of capability of indicating the position of the tracheal cannula more effectively, and applicability to various types of tracheal catheters.

Description

A kind of optical wand that is used for tracheal intubation

Technical field

This utility model relates to a kind of auxiliary facilities that is used for medical clinical tracheal intubation, and especially a kind of guide device of endotracheal tube with the optics deictic function belongs to medical instruments field.

Background technology

Generally all need patient is carried out tracheal intubation use equipment such as respirator to patient before anesthesia doctor on the clinical medicine, promptly be used to connect the endotracheal tube of equipment such as respirator toward patient's one of trachea interpolation.Traditional tracheal intubation method is by using the auxiliary tracheal intubation of laryngoscope, this operational approach may cause the tissue injury at positions such as patient's oral cavity, throat, and has patient that this operational approach may be inapplicable under the situation of tangible internal hemorrhage (as bronchorrhagia).For this reason, since the blind insert method of the seventies western developed country a kind of tracheal intubation of development in last century six---use the auxiliary intubate of guiding device of band optics deictic function, the front end of this guiding device can emit beam, light can penetrate patient's trachea and the tissue between the portion of throat, and the doctor judges the position that intubate arrives at by the hot spot position of observing patient's skin of anterior portion of neck.The guide device of endotracheal tube of such band optics deictic function is in the also a plurality of patent designs of China, as application number is that 200920218311.x, name are called the Chinese patent design of " oral trachea cannula light source-guide device ", this patent design is arranged on " light emitting diode " (being light-emitting component) foremost, the incident that light-emitting component foremost comes off can appear being positioned in this class design in clinical use, the light-emitting component short circuit or the leaky that cause owing to water proofing property is bad also may occur; And for example application number is that 01213094.x, name are called the Chinese patent design of " adjustable laser tracheal intubation guiding core ", and the light source of this patent design can only use " helium neon laser ", and frame for movement is also complicated, the cost height.

Summary of the invention

At the deficiencies in the prior art, be necessary to propose new design fully to satisfy the needs of clinical medicine better.

The purpose of this utility model is to provide a kind of light emission end that uses fiber guides light, optical fiber to be hemispherical or spherical and have the guide device of endotracheal tube of mobilizable locating clip, so that the light of guide device of endotracheal tube emission can be transmitted to human body surface better, make guide device of endotracheal tube be applicable to the endotracheal tube of multiple different model.

To achieve these goals, this utility model is by the following technical solutions: a kind of optical wand that is used for tracheal intubation, mainly by handle, stay pipe, optical fiber, power supply, control circuit, light-emitting component is formed, wherein: handle is connected with an end of stay pipe, optical fiber is arranged in the stay pipe, power supply and control circuit are arranged in the handle, control circuit and power supply, light-emitting component is connected, light-emitting component is arranged in the handle, one end of optical fiber (being the light input) connects light-emitting component, and the other end of optical fiber (being the light emission end) arrives at conducting away from an end of handle and with the light that light-emitting component produced of stay pipe; It is characterized in that: optical fiber is hemispherical or spherical at the end away from handle of stay pipe, is provided with locating clip in stay pipe outside, and locating clip combines with stay pipe in mode detachably and/or movably.

The above-mentioned optical wand that is used for tracheal intubation, light-emitting component are laser instrument or light emitting diode or bulb; Power supply is a battery.

The above-mentioned optical wand that is used for tracheal intubation, described control circuit is made up of switch and lead or is made up of switch, circuit board, electronic component, lead.

The above-mentioned optical wand that is used for tracheal intubation is provided with display lamp in the described switch, and the light that display lamp produces is conducted to the outside of handle.

The above-mentioned optical wand that is used for tracheal intubation is at the coated outside one deck plastics or the rubber of stay pipe.

The above-mentioned optical wand that is used for tracheal intubation, stay pipe are can be by the pipe of bending.

The above-mentioned optical wand that is used for tracheal intubation, stay pipe adopts opaque metal material.

This utility model is by making the light emission end of optical fiber hemispherical or spherical, realized the light emission end of light from optical fiber scattered out, by being set in stay pipe outside, locating clip and locating clip combine with stay pipe in mode detachably and/or movably, by regulate realized regulating according to actual needs stay pipe in the position of locating clip on stay pipe effective efficiency length (promptly, length between the light emission end of locating clip and optical fiber), thereby produced position of indicating tracheal intubation better and the beneficial effect that is applicable to the endotracheal tube of multiple model, so this utility model possesses substantive progressive.

Description of drawings

Fig. 1 is the three-dimensional appearance perspective view of a specific embodiment of the present utility model;

Fig. 2 is that specific embodiment shown in Figure 1 puts a three-dimensional appearance perspective view (visual angle and Fig. 1 of Fig. 2 are slightly different) behind the endotracheal tube;

Fig. 3 is the side view of Fig. 2;

Fig. 4 is that the A-A line in Fig. 3 cuts open the cutaway view of obtaining;

Fig. 5 is the cutaway view that obtains after the endotracheal tube among Fig. 4 is removed, and the internal structure of specific embodiment shown in Figure 1 more clearly has been described;

Fig. 6 is the enlarged drawing at the local B shown in Fig. 5;

Wherein: 1-handle, 2-stay pipe, 3-optical fiber, 4-power supply, 5-switch, 6-light-emitting component, 7-locating clip, 8-endotracheal tube.

The specific embodiment

Below in conjunction with accompanying drawing a specific embodiment of the present utility model is elaborated.

Shown in Fig. 1-6, present embodiment mainly is made up of handle 1, stay pipe 2, optical fiber 3, power supply 4, control circuit, light-emitting component 6, locating clip 7, control circuit wherein is made up of switch 5 and lead (not shown in the accompanying drawing), a light emitting diode is set as display lamp in switch 5.Stay pipe 2 adopts deformable copper pipe, and the outside of stay pipe 2 is surrounded by one deck elastoplast with protection stay pipe 2.Light-emitting component 6 adopts semiconductor laser, and the light that light-emitting component 6 sends is HONGGUANG.Handle 1 is connected with an end of stay pipe 2, optical fiber 3 is arranged in the stay pipe 2, power supply 4 and control circuit are arranged in the hands tenon 1, control circuit is connected with power supply 4, light-emitting component 6 respectively, light-emitting component 6 is arranged at the junction of stay pipe 2 and handle 1 in the handle 1, one end of optical fiber 3 (being the light input) connects light output place of light-emitting component 6, the other end of optical fiber 3 arrive at stay pipe 2 away from an end of handle 1 and be exposed to outside (being the light emission end), optical fiber 3 conducts the light that light-emitting component 6 is produced.Locating clip 7 is elastoplast bodies, and locating clip 7 is arranged at stay pipe 2 outsides, locating clip 7 with detachable and movably mode hug in the outside of stay pipe 2, locating clip 7 relies on the elasticity of self and realizes itself and the combining of stay pipe 2.

As shown in Figure 6, optical fiber 3 is hemispherical at the end away from handle 1 (being the light emission end) of stay pipe 2.Light scatters out from hemispheric light emission end, can form a hot spot at human body surface, and can see this hot spot from a plurality of angles (as the front portion of neck, the both sides of neck), is convenient to the doctor and observes.

Endotracheal tube 8 is a kind of flexible plastic tube, is ready-made medical treatment consumptive materials.Endotracheal tube 8 has multiple model, and multiple length and diameter are arranged, and it is unified that the endotracheal tube 8 of different model has only the diameter at the terminal position that is connected with respirator.

When using, user requires to adjust the shape of stay pipe 2 earlier according to reality, present embodiment is inserted in the endotracheal tube 8, regulate the position relation between present embodiment and the endotracheal tube 8, then locating clip 7 is adjusted to endotracheal tube 8 end so that the physical length of present embodiment and endotracheal tube 8 be complementary, under the support of present embodiment, endotracheal tube 8 is inserted the trachea of human body then, the HONGGUANG that the doctor sends by observation present embodiment front end is judged the position that front end arrived at of endotracheal tube 8 in the position at the hot spot place of patient's cervical region formation, machine is extracted present embodiment out in endotracheal tube 8 in due course at last.

Claims

1. optical wand that is used for tracheal intubation, mainly by handle (1), stay pipe (2), optical fiber (3), power supply (4), control circuit, light-emitting component (6) is formed, wherein: handle (1) is connected with an end of stay pipe (2), optical fiber (3) is arranged in the stay pipe (2), power supply (4) and control circuit are arranged in the handle (1), control circuit and power supply (4), light-emitting component (6) is connected, light-emitting component (6) is arranged in the handle (1), one end of optical fiber (3) connects light-emitting component (6), and the other end of optical fiber (3) arrives at stay pipe (2) and conducts away from an end of handle (1) and the light that light-emitting component (6) is produced; It is characterized in that: optical fiber (3) is hemispherical or spherical at stay pipe (2) away from an end of handle (1), is provided with locating clip (7) in stay pipe (2) outside, and locating clip (7) combines with stay pipe (2) in mode detachably and/or movably.

2. the optical wand that is used for tracheal intubation according to claim 1 is characterized in that: light-emitting component (6) is laser instrument or light emitting diode or bulb; Power supply (4) is a battery.

3. the optical wand that is used for tracheal intubation according to claim 1 is characterized in that: described control circuit is by switch (5) and lead is formed or be made up of switch (5), circuit board, electronic component, lead.

4. the optical wand that is used for tracheal intubation according to claim 3 is characterized in that: described switch is provided with display lamp in (5), and the light that display lamp produces is conducted to hands tenon (1) outside.

5. the optical wand that is used for tracheal intubation according to claim 1 is characterized in that: at the coated outside one deck plastics or the rubber of stay pipe (2).

6. the optical wand that is used for tracheal intubation according to claim 1 is characterized in that: stay pipe (2) is can be by the pipe of bending.

7. the optical wand that is used for tracheal intubation according to claim 1 is characterized in that: stay pipe (2) adopts opaque metal material.