Cervical changes and birth canal relationship model
Main features:
â– The set of models is composed of six modules of different cervical changes and birth canal.
â– This set of models is the dilation of the cervical opening, the degree of cervical canal change, and the positional relationship between the fetal head and the plane of the ischial spine.
â– Changes in each part of the first stage of labor expansion:
· Stage 1: The cervical opening has not dilated, the cervical canal has not disappeared, and the positional relationship between the fetal head and the plane of the ischial spine is -5.
· Stage two: dilation of the cervix by 2 cm, disappearance of the cervical canal by 50%, and the positional relationship between the fetal head and the plane of the ischial spine is -4.
· Stage 3: Cervical dilation 4cm, cervical canal completely disappeared, fetal head and ischial spine plane position relationship is -3.
· Stage 4: Cervical dilation 5 cm, cervical canal completely disappeared, the positional relationship between fetal head and ischial spine plane is 0.
· Stage 5: Cervical dilation 7cm, cervical canal completely disappeared, the positional relationship between fetal head and ischial spine plane is +2.
· Stage 6: Cervical dilation 10 cm, cervical canal completely disappeared, the positional relationship between fetal head and ischial spine plane is +5.
Other accessories configuration:
Luxury portable aluminum box, etc.
The dining table and chair combination in a restaurant refers to the combination of tables and chairs used for dining. According to different needs and styles, restaurant dining table and chair combinations can be classified into various categories. The following will classify and introduce common dining table and chair combinations in restaurants.
1. Classified by purpose
1) Dinner table and chair combination: mainly used in formal dining venues, such as high-end restaurants, banquet halls, etc. The combination of dining tables and chairs usually uses high-end materials such as solid wood, marble, etc. The chairs are generally equipped with soft cushions to provide a comfortable dining experience.
2) Fast food table and chair combination: mainly used in fast food restaurants, coffee shops, and other fast-food restaurants. The combination of fast food tables and chairs usually adopts a simple and practical design. The tables are generally small, and the chairs are generally made of plastic or metal materials, which are easy to clean and move.
3) Outdoor table and chair combination: mainly used in outdoor dining venues, such as outdoor restaurants, balconies, etc. Outdoor table and chair combinations usually use materials with special treatments such as waterproof and anti-corrosion, such as aluminum alloy, plastic, etc., which have the characteristics of durability and easy cleaning.
2. Classify by Style
1) Modern style table and chair combinations: Modern style table and chair combinations usually adopt a simple and streamlined design, emphasizing practicality and comfort. The combination of modern style tables and chairs is suitable for modern restaurants, cafes, and other places.
2) European style table and chair combinations: European style table and chair combinations usually adopt gorgeous carved and curved designs, emphasizing details and decoration. The European style table and chair combination is suitable for high-end restaurants, banquet halls, and other places.
In summary, restaurant table and chair combinations are classified based on factors such as purpose and style. Different classifications are suitable for different types and needs of restaurants, and choosing the appropriate combination of dining tables and chairs can provide a better dining experience and comfort for the restaurant.
Beach table, beach chair,dining furniture
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