CN204636374U - A kind of slide calliper rule measuring thyroid cartilage width - Google Patents

Abstract

The utility model discloses a caliper for measuring the width of thyroid cartilage, which comprises a fixed clamping plate and a moving clamping plate slidingly matched with the fixed clamping plate. A detection port is arranged between the fixed clamping plate and the moving clamping plate. The laryngeal mask model scale and width scale arranged along the moving direction of the movable pallet are arranged on the board. The caliper for measuring the width of the thyroid cartilage of the utility model can conveniently realize the detection of the width of the thyroid cartilage of the patient, the detection process is simple, the measurement data is intuitively visible, and the data of the width of the thyroid cartilage and the model data of the laryngeal mask can be quickly read to ensure that the doctor can quickly and accurately determine The laryngeal mask model suitable for the patient; at the same time, the detection accuracy is high.

Description

A caliper for measuring the width of thyroid cartilage

technical field

The utility model belongs to the technical field of medical instruments, in particular to a caliper for measuring the width of thyroid cartilage.

Background technique

The laryngeal mask is a new type of ventilation tool commonly used in clinical practice between the face mask and the tracheal intubation. Because of its advantages of simple operation, easy to grasp, small damage, and good patient tolerance, it has been used in clinical special emergency airway. It has been widely used in the open. Before using the laryngeal mask, it is necessary to select a suitable laryngeal mask according to the size of the patient's thyroid cartilage. In general, doctors in hospitals check the width of the patient's thyroid cartilage with their hands, and then compare the width of the SLIPA laryngeal mask bag to determine the type of laryngeal mask used by the patient. This will make the measurement difficult and the accuracy is low, which is not conducive to doctors. The patient selects the most suitable laryngeal mask model.

The detection equipment disclosed in the current literature mainly includes:

For example, the patent document whose application number is CN201320509339.5 discloses a medical measuring caliper, which includes a ruler body, a vernier and a ruler body device. The ruler body device includes 2 ruler plates, and each end of the 2 ruler plates is fixed orthogonally. Connection, the length scale structure is set on the surface of 1 or 2 scale plates, and the vernier device is set on 1 or 2 scale plates with length scale structure. The vernier device includes a slender vernier and a sliding sleeve fixed at one end of the vernier. A slideway is provided through the sliding sleeve, and the slideway is slidably connected with the scale plate. facing the same. Using the above-mentioned medical measuring caliper can accurately measure the length and width of the rectangular range containing the patient's part, and it is not necessary to touch the patient's part when measuring, and it is not necessary to cross over the patient's part for estimation and measurement, which can avoid the damage caused by the measurement. Risk of infection. The caliper can only be used for dimension measurement in the plane rectangular range.

The patent document with the application number CN92240068.7 discloses a medical multifunctional detection device, which is composed of a flashlight, a vernier caliper, a tape measure, a percussion hammer, and a stimulating gear. The flashlight, vernier caliper, tape measure, and measurement data conversion are organically combined in a cuboid Inside, one end of the cuboid is connected to a percussion hammer handle, on which there is a percussion hammer and stimulating gears, and on the other end of the cuboid are flashlight lamp holder and light bulb, battery box, tape measure box, and there is a measurement data conversion table on a wide side of the battery box , there is a tape measure retracting handle on one wide side of the tape measure box, a vernier caliper on one narrow side shared by the battery box and the tape measure box, a flashlight switch on the other narrow side of the battery box, and another narrow side of the tape measure box There is a tape measure retractable mouth. The detection device organically combines a flashlight, a vernier caliper, a tape measure, a measurement data conversion table, a percussion hammer, and a stimulating gear into one, which can be separated or combined, is easy to carry, and is beneficial to clinical application.

It can be seen from the above content that none of the existing detection instruments disclosed can detect the width of the thyroid cartilage. It cannot solve the technical problems of high detection difficulty, low detection accuracy and poor repeatability in the prior art of artificial detection.

Utility model content

The utility model provides a caliper for measuring the width of the thyroid cartilage. The caliper can conveniently realize the detection of the width of the thyroid cartilage of a patient. The caliper is simple to use, and the measurement data is intuitively visible, so that the doctor can quickly and accurately determine the model of the laryngeal mask suitable for the patient.

A caliper for measuring the width of thyroid cartilage, comprising a fixed clamp and a movable clamp that slides and fits with the fixed clamp, a detection port is provided between the fixed clamp and the movable clamp, and an edge along the fixed clamp is provided on the fixed clamp. The laryngeal mask model scale and width scale arranged in the moving direction of the moving pallet.

By adopting the technical scheme of the utility model, during detection, the detection port is used to realize the detection of the patient's thyroid cartilage. At the same time, two scale reading methods (laryngeal mask model scale and width scale) can be used to measure the value and can be directly read according to the SLIPA model, which is more convenient to choose the laryngeal mask model. This design can be specially used for SLIPA laryngeal mask. Generally, doctors in hospitals check the width of the patient's thyroid cartilage with their hands, and then compare the width of the SLIPA laryngeal mask bag to determine the model of the patient's laryngeal mask, which will lead to measurement It is very difficult, which is not conducive to doctors choosing the most suitable laryngeal mask model for patients. Adopting the professional caliper of the utility model is easy to use, and the measurement data is directly visible, which is convenient for the doctor to determine the model used by the patient.

Preferably, the fixed clamping plate includes a horizontal plate and a vertical plate arranged perpendicularly to each other; the moving clamping plate includes a clamping arm slidingly fitted with the horizontal plate, and a detection plate vertically arranged with the clamping arm; Between the vertical plate and the detection plate are provided detection surfaces facing each other, and the detection port is formed between the two detection surfaces. When adopting this technical scheme, the overall size of the caliper is guaranteed to be small and easy to use.

Preferably, the width of the detection surface is 10-20mm. More preferably, it is 15 mm. With this technical solution, the detection surface can be firmly attached to the part to be tested to avoid displacement, and at the same time, it can avoid rubbing on the human body measurement, realize non-invasive detection, and improve the comfort of the human body and the detection accuracy.

Preferably, the vertical board or the detection plate is provided with a depth scale arranged along the depth direction of the detection port. In the technical solution, the depth scale is used to control the depth of the thyroid cartilage. Generally, the depth of the thyroid cartilage is 10-20mm and then the width of the thyroid cartilage is measured to further improve the accuracy of the data.

Preferably, the depth scale and the width scale are arranged on the same side of the fixed clip or the depth scale and the width scale are visible on the same side of the fixed clip; the laryngeal mask model scale is arranged on the top of the fixed clip. Adopting this technical solution facilitates reading of width data and depth data.

Preferably, the fixed clamping plate includes a front fixing plate and a rear fixing plate fixed to each other, and there is a gap between the front fixing plate and the rear fixing plate; the top of the moving clamping plate slides through the gap snaps onto the front mounting plate. The selection of this technical scheme facilitates the fixing between the movable pallet and the fixed pallet. The front fixing plate and the rear fixing plate can be set in one piece, or a split structure can be used, and they can be fixed by fixing parts in the later stage, such as bonding and screw fixing, etc. can be selected.

Preferably, two guide grooves arranged in parallel are provided on the horizontal plate, and the area between the two guide grooves is a display width scale; the clamping arm is provided with a tongue that cooperates with the guide grooves. The setting of the guide groove and the tongue ensures that the movable pallet moves along the direction of the guide groove, avoids the sliding or displacement of the movable pallet, ensures detection accuracy, and reduces detection difficulty.

Preferably, an adjustable fixing member is provided between the moving clamping plate and the fixed clamping plate. The relative fixing between the movable clamping board and the fixed clamping board can be realized through the adjustable fixing piece, which is convenient for reading. Generally, the adjustable fixing part can be tightened with a nut, and after the width of the thyroid cartilage is measured, the movable clamp can be locked in time to avoid the position change of the mobile caliper before reading the data.

Preferably, an adjustment aid is provided at the bottom of the clamp arm. The pushing and pulling of the movable pallet can be conveniently realized by adjusting the auxiliary part, and the auxiliary part can be a protruding structure arranged at the bottom of the card arm.

The caliper for measuring the width of the thyroid cartilage of the utility model can be made of plastic material, and the caliper that is placed on the patient's neck will not have the cold feeling of metal products. It is mainly used to measure the widest distance of human thyroid cartilage and guide the selection of SLIPA models.

Compared with the prior art, the beneficial effects of the utility model are reflected in:

The caliper for measuring the width of the thyroid cartilage of the utility model can conveniently realize the detection of the width of the thyroid cartilage of the patient, the detection process is simple, the measurement data is intuitively visible, and the data of the width of the thyroid cartilage and the model data of the laryngeal mask can be quickly read to ensure that the doctor can quickly and accurately determine The laryngeal mask model suitable for the patient; at the same time, the detection accuracy is high.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a caliper for measuring the width of thyroid cartilage of the present invention.

Fig. 2 is a top view of the caliper shown in Fig. 1 .

Fig. 3 is a side view of the caliper shown in Fig. 1 .

In the above attached drawings:

1-fixed clamp; 2-movable clamp; 3-detection port; 4-laryngeal mask model scale; 5-width scale; 6-front fixed plate; 7-rear fixed plate; 8-horizontal plate; 9-vertical plate 10-depth scale; 11-gap; 12-guide groove; 13-bump; 14-arm;

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

As shown in Figure 1-3: a caliper for measuring the width of the thyroid cartilage, including a fixed clamp 1, a movable clamp 2 slidingly fitted with the fixed clamp 1, and a detection device between the fixed clamp 1 and the movable clamp 2 In mouth 3, the fixed pallet 1 is provided with a laryngeal mask model scale 4 and a width scale 5 arranged along the moving direction of the movable pallet 2 .

The fixed clamping plate 1 includes a front fixing plate 6 and a rear fixing plate 7 fixed to each other. The front fixing plate 6 and the rear fixing plate 7 are basically identical in shape, and both include horizontal plates 8 and vertical plates 9 arranged perpendicularly to each other. The horizontal plate 8 of the front fixed plate 6 is provided with the described width scale 5 on the side facing away from the rear fixed plate 7, and the width scale 5 is arranged horizontally, which is consistent with the moving direction of the mobile clamping plate 2. The vertical plate 9 of the front fixed plate 6 The side facing away from the rear fixed plate 7 is provided with a vertically arranged depth scale 10 , and the depth scale 10 is arranged along the depth direction of the detection port 3 and perpendicular to the moving direction of the movable clamping plate 2 . A gap 11 is reserved between the cross plates of the front fixed plate 6 and the rear fixed plate 7, and the two ends of the cross plates of the front fixed plate 6 and the rear fixed plate 7 are fixed respectively; Snap on the front fixing plate 6. The laryngeal mask model scale 4 is horizontally provided on the top surface of the horizontal plate of the rear fixed plate 7, and the laryngeal mask model scale 4 is also consistent with the moving direction of the movable clamping plate 2, corresponding to the width scale 5.

The two facing faces of the vertical plate of the front fixing plate 6 and the vertical plate of the rear fixing plate 7 are detection surfaces, and the detection port 3 is formed between the two detection surfaces. The detection surface width is 15mm. The top surface of the vertical plate of the front fixed plate 6 is provided with a projection 13 integrally arranged to assist the zero point positioning of the mobile pallet 2 .

The horizontal plate 8 is provided with two guide grooves 12 arranged in parallel, between the two guide grooves 12 is an area showing the width scale 5, and the two guide grooves 12 are L-shaped grooves for positioning and cooperation with the mobile pallet 2 .

The movable clamping plate 2 comprises a clamping arm 14 which is slidably matched with the horizontal plate 8, and a detection plate 15 which is vertically arranged with the clamping arm 14; The U-shaped tab 16 matched with the guide groove 12 .

The depth scale 10 and the width scale 5 can be arranged on the same side of the front fixing plate 6. In addition, as another option, when the front fixing plate 6 is made of transparent material, only the depth scale 10 and the width scale 5 can be arranged on the same side of the front fixing plate 6. It only needs to be visible on one side, and it is not necessary to set the depth scale 10 and the width scale 5 on that specific side.

A fastening nut 17 is arranged between the movable clamping plate 2 and the front fixed plate 6 . An adjustment aid is provided at the bottom of the clamp arm 14 , and the adjustment aid is an arc-shaped bump 18 integrally provided with the clamp arm 14 .

When the pallet of the utility model is actually used:

First, loosen the fastening nut 17, and move the clamping plate 2, so that the opening of the detection port 3 is slightly larger than the width of the thyroid cartilage; then control the depth of the detection port 3 to be inserted into the thyroid cartilage, generally within 10-20mm to adjust the position of the moving clamping plate 2 , to measure the width of the thyroid cartilage, when the mobile clamp 2 is moved in place, use the fastening nut 17 to lock the mobile clamp; take the reading to determine the model of the laryngeal mask.

Claims (9)

1. measure the slide calliper rule of thyroid cartilage width for one kind, the mobile clamp (2) comprising fixing chuck plate (1), be slidably matched with fixing chuck plate (1), be provided with between described fixing chuck plate (1) and mobile clamp (2) and detect mouth (3), it is characterized in that, described fixing chuck plate (1) is provided with the laryngeal mask model scale (4) and width scale (5) arranged along mobile clamp (2) moving direction.

2. the slide calliper rule of measurement thyroid cartilage width according to claim 1, is characterized in that, described fixing chuck plate (1) comprises mutual vertically disposed transverse slat (8) and riser (9); Described mobile clamp (2) comprise the snap arm (14) that is slidably matched with described transverse slat (8) and with described snap arm (14) vertically disposed check-out console (15); The detection faces arranged in opposite directions is provided with, the detection mouth (3) described in being formed between two detection faces between described riser (9) and check-out console (15).

3. the slide calliper rule of measurement thyroid cartilage width according to claim 2, is characterized in that, described detection faces width is 10-20mm.

4. the slide calliper rule of measurement thyroid cartilage width according to claim 2, is characterized in that, described riser (9) or check-out console (15) are provided with the deep calibration (10) along detecting mouth (3) depth direction layout.

5. the slide calliper rule of measurement thyroid cartilage width according to claim 4, it is characterized in that, it is visible at the homonymy of fixing chuck plate (1) that described deep calibration (10) and width scale (5) are arranged on the homonymy of fixing chuck plate (1) or described deep calibration (10) and width scale (5); Described laryngeal mask model scale (4) is arranged on the top of fixing chuck plate (1).

6. the slide calliper rule of the measurement thyroid cartilage width according to the arbitrary claim of claim 2-5, it is characterized in that, described fixing chuck plate (1) comprises the front shoe (6) and rear fixed plate (7) that interfix, leaves gap of stepping down (11) between this front shoe (6) and rear fixed plate (7); Described mobile clamp (2) top pass described in gap (11) of stepping down be slidably fastened on front shoe (6).

7. the slide calliper rule of measurement thyroid cartilage width according to claim 6, it is characterized in that, described transverse slat (8) is provided with two gathering sills be arranged in parallel (12), is the region of display width scale (5) between two gathering sills (12); Described snap arm (14) is provided with the block tongue (16) coordinated with described gathering sill (12).

8. the slide calliper rule of the measurement thyroid cartilage width according to the arbitrary claim of claim 2-5, is characterized in that, are provided with adjustable fixture between described mobile clamp (2) and fixing chuck plate (1).

9. the slide calliper rule of the measurement thyroid cartilage width according to the arbitrary claim of claim 2-5, is characterized in that, described snap arm (14) bottom is provided with adjustment auxiliary member.