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JY/T 0161-2011 English PDF

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JY/T 0161-2011: (Anatomical model of larynx)
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Basic data

Standard ID JY/T 0161-2011 (JY/T0161-2011)
Description (Translated English) (Anatomical model of larynx)
Sector / Industry Education Industry Standard (Recommended)
Classification of Chinese Standard Y51
Word Count Estimation 6,650
Date of Issue 2013-07-11
Date of Implementation 2013-07-11
Older Standard (superseded by this standard) JY 161-1984
Issuing agency(ies) Ministry of Education of the People's Republic of China

JY/T 0161-2011: (Anatomical model of larynx)

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Anatomical model of larynx) ICS 03.180 Y51 Filing No. 46914-2014 JY Education Industry Standard of the People's Republic of China Replacing JY 161-1984 Anatomical model of larynx Throat dissection model 2013- 07-11 released 2013-07-11 Implementation Published by the Ministry of Education of the People's Republic of China JY/T 0161―2011

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009 "Guidelines for Standardization Work_Part 1. Structure and Preparation of Standards" This standard replaces JY 161-1984 "Technical conditions for enlarged anatomical model of larynx". In addition to editorial changes, the main technical changes are as follows. -Appearance size has increased allowable tolerances; -Added the requirement that the main parts of the model should be affixed with name or number tags; -Specifies the materials that should and should not be used for the model; -Specify the limit of heavy metal content in the paint of the model. Please note that some elements of this standard may involve patents. The issuer of this standard is not responsible for identifying these patents. This standard was proposed by the National Technical Committee for Standardization of Teaching Instruments (SAC/TC125). This standard is under the jurisdiction of the National Technical Committee for Standardization of Teaching Instruments (SAC/TC125). The main drafters of this standard are. Zhejiang Educational Technology Center, Ministry of Education Teaching Instrument Research Institute, Wenzhou Wuxing Industrial Co., Ltd. The main drafters of this standard. Jiang Hui, Song Meilun, Huang Ruiqing. This standard replaces JY 161-1984. The standard JY 161 was first published in 1984. JY/T 0161―2011 Anatomical model of larynx

1 Scope

This standard specifies the nomenclature, requirements, test methods, inspection rules and signs, packaging, transportation, storage and other contents of the laryngeal anatomical model. This standard applies to the anatomical model of throat for human anatomy teaching.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB 21746-2008 General requirements for safety requirements of teaching instruments and equipment JY 0001-2003 General quality requirements for teaching instruments and equipment products JY 0002 Inspection rules for teaching instruments and equipment products JY 0026-1991 teaching instrument and teaching equipment product model naming method JY 0213-1994 Teaching mechanical, thermal instrument transportation, storage environmental conditions and test methods

3 Naming

3.1 Naming rules The model name of the product is JY 0026-1991. 3.2 Nomenclature The anatomical model of the larynx is named. SM ― HJP ― N ― 240 Product height, 240㎜ Product Feature Code, Male Product name Pinyin prefix, "Laryngeal Anatomy" Product model classification code, biological model Model example. SM-HJP-N-240 indicates biological model, anatomical model of larynx, male, 24mm in height.

4 Requirements

4.1 Use environmental conditions JY/T 0161―2011 Temperature. -10 ℃ ~ 40 ℃, relative humidity. not more than 90%. 4.2 Anatomy 4.2.1 General requirements 4.2.1.1 The product is an anatomical model of male adult larynx, the height is not less than 240mm, and it is installed on a stent or base. 4.2.1.2 Overall view of the laryngeal model. the upper part is connected to the hyoid bone, the lower part is connected to the eighth tracheal cartilage, and the rear part is connected to the pharynx through the throat. 4.2.1.3 Make a sagittal midsection of the model; dissect one side of the thyroid cartilage (removable) while transect the ipsilateral part of the thyroid gland and resection the ring thyroid muscle; On the other side, part of the soft tissue was peeled to expose epiglottic cartilage and condylar cartilage. 4.2.1.4 The morphological structure of the larynx shall show. laryngeal cartilage, laryngeal cartilage connections, laryngeal muscles, and laryngeal cavity. 4.2.1.5 On the outside (both sides) of the laryngeal cartilage and on the front of the upper part of the trachea, structures such as thyroid and parathyroid glands shall be attached. 4.2.1.6 Show blood vessels and nerves of the larynx. 4.2.1.7 The shape position, proportion and color of each part shall be correct and clear. Allows slight defects or bits in the color and spray transitions Set slightly inaccurate. 4.2.2 Specific requirements 4.2.2.1 Laryngeal cartilage. The morphological position, size and proportion of thyroid cartilage, ring cartilage, epiglottis cartilage and iliac cartilage should be displayed correctly 结构 效应。 Structure characteristics. 4.2.2.2 Laryngeal cartilage connection. showing the structures of the thyroid hyoid bone, the median ligament of the ring, the ring ligament, and the thyroid hyoid periosteum. 4.2.2.3 Laryngeal muscle. It shows transverse diaphragmatic muscle, diaphragmatic oblique muscle, posterior iliac crest muscle and left circumclavicular muscle. Remove the dissected thyroid cartilage to show epicondyle muscles and nails Epiglottis, onychomycosis, and circumflex muscles. 4.2.2.4 Laryngeal cavity. The upper throat of the laryngeal cavity --- the upper and lower pairs of folds formed in the middle of the throat and the two side walls-the vestibular ridge (ventricular ridge) and The vocal fold (vocal cord), and the fissure between the two vestibular ridges--the vestibular fissure and the fissure between the two vocal crests--the glottic fissure, and fully express In the upper part of the vestibular fissure), the middle laryngeal cavity (between the vestibular fissure and the glottic fissure), the subglottic cavity (in the lower part of the glottic fissure), Shape, location and surface characteristics. 4.2.2.4.1 Throat. The larynx that passes through the pharyngeal cavity, surrounded by the upper edge of the epiglottis cartilage, the epiphyseal epicondylosis, and the notch between the epiphyseal cartilage. Should be displayed correctly The laryngeal orifice and its pear-shaped crypts are shown, and the structural features of the epiphyseal epithelium should be sharp, with a color different from that of the laryngeal mucosa. 4.2.2.4.2 The structural features of the vestibular crest, which is located above the middle of the larynx cavity, is pink and has thick edges. 4.2.2.4.3 The structural features of the vocal folds that are located in the lower part of the middle larynx cavity, are white, have a smooth surface, and have sharp edges. 4.2.2.4.4 Glottic fissures shall show the morphological features of the front narrow and 30 ° ± 5º wide. 4.2.2.4.5 The posterior part of the sagittal section of the trachea should show the membrane wall (mucosa, smooth muscle fibers, connective tissue, etc.). 4.2.2.5 Thyroid. The thyroid should be correctly displayed in front of the larynx and the upper part of the trachea. The isthmus should be located in front of 2-4 tracheal cartilage. Removal of the right thyroid capsule should show its rich vascular distribution. Upper thyroid arteries, veins, nails The subthyroid glands, veins, and middle thyroid veins should be oriented correctly. 4.2.2.6 Parathyroid glands. resembling soybeans, located at the posterior margin of lateral thyroid lobe. The upper counterpart is located near the middle of the posterior margin of the lateral thyroid lobe, and the lower counterpart is Located near the arteries and veins of the subthyroid. 4.2.2.7 Laryngeal blood vessels and nerves. The superior laryngeal artery and superior laryngeal vein and the superior laryngeal nerve branch are shown passing through the thyroid hyoid periosteum into the laryngeal cavity, and shown Terminal branch of recurrent laryngeal nerve. 4.2.2.8 The following parts of the model shall be affixed with name or number tags. thyroid cartilage, ring cartilage, epiglottic cartilage, sacral cartilage; transverse diaphragm, zygomatic oblique Muscles, posterior ring muscles, ring nails, epicondylitis, nail epithelium, onychomycosis, lateral ring muscles; piriform crypt, vestibular crest, vocal fold, Parathyroid glands, hyoid bone, superior laryngeal nerve, recurrent laryngeal nerve. 4.3 Materials and processes 4.3.1 The model should be made of rigid PVC material, and glass fiber reinforced plastic (FRP) or fragile and deformable materials should not be used. JY/T 0161―2011 4.3.2 The content of heavy metals in the coating of the model shall conform to GB 5.2.5.4 of GB 21746-2008. 4.3.3 The color of the structure of each part should be correct and clear, the spraying transition should be natural, and there should be no spillover. 4.3.4 The cutting plane shall be flat, and the structures on both sides of the cutting plane shall be corresponding and accurate. 4.3.5 The joints shall be modified naturally, correctly and firmly, and there shall be no obvious misalignment and gaps in the joints after assembly. 4.3.6 The combination plug-in should be tight and suitable for easy disassembly. 4.3.7 The product shall also comply with JY 0001-2003 sections 5.2, 6.9, 6.12, 6.27, 7.4.3, 7.7 and 9.1 to 9.6. 4.4 Environmental test 4.4.1 The product shall be tested for temperature, humidity, and free drop in accordance with JY 0213-1994 Section 3.1, and shall be subjected to a drop test in an unpackaged state. 4.4.2 The drop height of the drop test in the non-packaging state is 1m. The drop surface shall be the largest surface of the model contour. After the test, it shall not be broken or cracked. If there is a stand, it should not be included.

5 Test method

5.1 Relevant dimensions Measured with a steel ruler with a division value of 1 mm. 5.2 Anatomy, appearance and workmanship Sensory test. 5.3 Environmental test 5.3.1 Temperature, humidity and free fall test According to JY 0213-1994 Section 4.1, 4.2, 4.6. 5.3.2 Drop test in unpacked state. Lay a wooden board with a thickness of 20mm ± 3mm on the cement floor, and keep the board rigidly connected to the cement floor touch. During the test, the model's falling surface is downward, and it will fall freely from a height of 1m. Once tested, it shall meet 4.4.2.

6 Inspection rules

6.1 Inspection classification The inspection of this product is divided into factory inspection, type recommendation and quality supervision inspection. 6.2 Inspection items The inspection items and methods of factory inspection and type inspection are shown in Table 1. Table 1 Inspection items and methods of factory inspection and type inspection Item No. Inspection Item Standard Provisions Factory Inspection Type Inspection 1 General requirements 4.2.1 ● ● 2 Specific requirements 4.2.2 ● ● 3 Materials and processes 4.3 ● ● 4 Environmental test 4.4-● Note. “●” in the table means all inspection items, and “-” means no inspection items. JY/T 0161―2011 6.3 Sampling method 6.3.1 The factory inspection shall be batched according to the natural batch of delivery, and the type inspection shall be batched according to the stock array. 6.3.2 During the factory inspection, all the inspection items shall be inspected first, and the sampling inspection items shall be inspected among the qualified products. 6.3.3 The factory inspection shall be determined according to the unqualified criterion of a single sample. 6.4 Non-conformance determination 6.4.1 The judgment of sampling inspection shall be in accordance with JY 0002. 6.4.2 The failure criterion of a single sample shall be in accordance with JY 0002. 6.4.3 When inspecting all inspection items, it shall be judged according to the unqualified criterion of a single sample. 6.4.4 The main performance indicators of this standard are 4.2, 4.3.1, 4.3.2, and 4.3.5. 6.5 Review rules 6.5.1 Unqualified products can be submitted for inspection again after rework. 6.5.2 If the cause of the batch failure is a sampling inspection item, the item shall be changed to a full inspection during the re-inspection. 6.6 Quality supervision inspection Quality supervision and inspection shall be in accordance with JY 0002. 7 Signs, instructions, packaging, transportation and storage 7.1 The product shall be packed in wooden cases or packaging equivalent to the fastness of wooden cases. 7.2 The rest are in accordance with chapters 11 and 12 of JY 0001-2003.

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