Multifunctional three-step prone position air cushion nest special for premature infant breathing machine

By designing a multifunctional three-tiered prone positioning air cushion nest specifically for premature infant ventilators, the issues of safety and emotional support for premature infants using ventilators have been resolved. This design achieves stable positioning and prevents endotracheal tube displacement, improves respiratory support and gastroesophageal reflux, and reduces the risk of head deformities.

CN223987987UActive Publication Date: 2026-03-13ZHONGNAN HOSPITAL OF WUHAN UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-23
Publication Date
2026-03-13

AI Technical Summary

Technical Problem

In existing technologies, premature infants lack a sense of security and emotional support when using ventilators. Prone mattresses are prone to deformation and do not fit the body properly, leading to problems such as head deformities, gastroesophageal reflux, and endotracheal tube displacement, which increases the workload of nurses and is not conducive to respiratory support.

Method used

Design a multifunctional three-tiered prone positioning air cushion nest for premature infant ventilators, including a base, an inflatable fence, a head support pad, shoulder pads, a chest support pad, an abdominal support pad, and a wave-shaped anti-slip fence. It is equipped with a mother's hand soothing component, a back-patting palm simulation component, and a head protective restraint strap to provide psychological comfort, stabilize the body position, and fix the head.

Benefits of technology

It improved the sense of security and respiratory support in premature infants, reduced prone positioning failures, prevented endotracheal tube displacement, improved oxygenation and ventilation, reduced the risk of gastroesophageal reflux and head deformities, and reduced the workload of nurses.

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Abstract

The utility model provides a multifunctional three-step prone position air cushion nest special for a premature infant breathing machine, which comprises a bottom cushion, the bottom cushion is elliptical, and an inflatable fence is arranged at the upper end of the outer wall of the bottom cushion; a head supporting pad, a shoulder pad, a chest supporting pad, an abdomen supporting pad and a wavy anti-skid fence are sequentially arranged in the inflatable fence from the head side to the tail side and are each provided with an independent hidden inflation valve, and a stepped supporting structure is formed. The hand pacifying parts simulating the mother are located on the two sides of the head of the premature infant; the back patting palm simulation part is used for patting the back of the premature infant to achieve a pacifying effect; and a head protective restraint strap. The device can improve respiration and oxygenation of the premature infant and reduce the occurrence rate of gastroesophageal reflux and aspiration after milk feeding, and the arranged nest-shaped structure and the hand pacifying part simulating the mother can give psychological comfort and sense of safety to the premature infant from the environment and the touch sense respectively.
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Description

Technical Field

[0001] This utility model relates to the field of clinical medical equipment technology, specifically to a multifunctional three-step prone position air cushion bird nest for premature infant ventilators. Background Technology

[0002] my country has approximately 1.2 million newborns annually, with a preterm birth rate of 7% (gestational age <37 weeks). Some preterm infants, due to immature respiratory centers, experience progressively worsening respiratory distress and failure shortly after birth. Therefore, they often require continuous invasive or non-invasive mechanical ventilation to improve ventilation and gas exchange. Extremely low birth weight and very low birth weight infants, in particular, often require longer hospital stays due to congenital bronchopulmonary dysplasia. These infants cannot be weaned off ventilators, and as they grow older, their emotional needs increase. Because nurses cannot provide comfort and reassurance while on ventilators, some preterm infants become irritable, resist, and cry frequently, leading to increased respiratory and heart rates, decreased blood oxygen saturation, endotracheal tube slippage, and dislodgement of the nasal cannula from the non-invasive ventilator, all of which can cause decreased oxygenation and endanger their lives.

[0003] Currently, clinically used mattresses are horizontal, failing to conform to the premature infant's body and hindering their respiratory support and sense of security. Prolonged supine positioning can easily lead to reflux of gastric contents, causing suffocation, and is also detrimental to digestion. Premature infants have soft skulls, and prolonged supine positioning can lead to head deformities. Conventional mattresses are also not soft enough, easily causing skin redness due to pressure. The three-step prone position effectively improves blood oxygen saturation and heart rate in premature infants, synchronizes lung and chest wall breathing, reduces sleep apnea, promotes sleep, promotes intestinal peristalsis, reduces gastroesophageal reflux, and alleviates pressure sources.

[0004] Currently, many hospitals in China provide preterm infants with three-step support mattresses that are often handmade from towels and sheets, suitable only for the prone position. These mattresses easily deform as the infant moves, and without side rails, the infant's body is prone to rolling to the side. Changing positions requires replacing the mattress, increasing the workload for nurses. Furthermore, the lack of sufficient safety and emotional support can easily lead to failed prone positioning. The lack of head restraints also means that sudden head movements in premature infants on ventilators during prone positioning can easily lead to unplanned extubation. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of existing technologies by providing a multifunctional three-step prone position air cushion bird nest specifically for premature infant ventilators.

[0006] The specific technical solution is as follows:

[0007] A multifunctional three-step prone positioning air cushion nest specifically designed for premature infant ventilators includes:

[0008] The base pad is elliptical in shape and has an inflatable fence on the upper part of its outer wall. The interior of the inflatable fence is provided with a head support pad, shoulder pad, chest support pad, abdominal support pad and wave-shaped anti-slip fence in sequence from the head side to the tail side. Each of them is equipped with an independent hidden inflation valve, forming a stepped support structure.

[0009] The simulated mother's hand soothing parts are located on both sides of the premature infant's head, so that when the premature infant is in a prone position, he can place his hands in the palms of the simulated mother's hand soothing parts on the left and right sides respectively and grasp the thumbs of the simulated mother's hand soothing parts to gain a sense of security.

[0010] A back-patting hand-like component is included for patting the back of premature infants to soothe them; and

[0011] Head restraint straps are used to secure the head of premature infants and prevent displacement of the endotracheal tube.

[0012] Optionally, the base pad, inflatable fence, head support pad, shoulder pad, chest support pad, and abdominal support pad all adopt an angular arc design.

[0013] Optionally, the back-patting hand simulation component includes a robotic arm vertical rod, a robotic arm front control rod, a back-patting hand movable rod, and a back-patting hand. The robotic arm vertical rod is vertically fixed to the side of the inflatable fence. The robotic arm front control rod is rotatably connected to the top of the robotic arm vertical rod. The back-patting hand movable rod is rotatably connected to one end of the robotic arm front control rod. The back-patting hand is mounted on the robotic arm front control rod.

[0014] Optionally, the robotic arm's vertical bar is secured to the inflatable fence using double Velcro fasteners.

[0015] Optionally, the control lever at the front end of the robotic arm has a built-in battery and charging port.

[0016] Optionally, the control lever at the front end of the robotic arm is also equipped with a built-in music player to play the voice of the premature baby's mother or other soothing sound effects, which can help stabilize emotions and promote growth and development.

[0017] Optionally, the base pad, inflatable fence, head support pad, shoulder pad, chest support pad, and abdominal support pad are all covered with pure cotton pads.

[0018] Optionally, the head support pad, chest support pad, and abdominal support pad form a three-tiered slope angle of 15° after inflation, which is used to improve the breathing and oxygenation of premature infants and reduce gastroesophageal reflux.

[0019] Optionally, the "W"-shaped design of the wave-shaped anti-slip rail effectively prevents premature infants from slipping when turning over or moving, improving the safety of the prone position.

[0020] Optionally, a Velcro strap for the ventilator tubing is provided above the head support pad to secure the ventilator tubing, prevent the tubing from shifting when the patient changes position, and ensure medical safety.

[0021] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0022] The device features a mother's hand-like soothing component made of memory foam, consisting of a clenched palm and thumb, positioned on either side of the premature infant's head. When the premature infant is in a prone position, they can place their hands inside their palms and grasp their thumbs, providing psychological comfort and a sense of security. Additionally, there is a back-patting hand-like component for gently patting the premature infant's back. This simulated human back-patting motion effectively soothes the premature infant, helping them relax and stabilize their emotions. Finally, there are head restraints to secure the premature infant's head, ensuring its stability and preventing unnecessary displacement of the endotracheal tube, thus maintaining a clear airway. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the overall structure of a multifunctional three-tiered prone position air cushion bird nest for premature infant ventilators according to this utility model;

[0024] Figure 2 This is a top view of the bird's nest structure of a multifunctional three-tiered prone position air cushion for premature infant ventilators according to this utility model.

[0025] Figure 3 This is a side view of the bird's nest structure of a multifunctional three-step prone position air cushion for premature infant ventilators according to this utility model.

[0026] Figure 4 This is a partial structural diagram of the protective restraint band in the middle of the bird's nest of a multifunctional three-step prone position air cushion for premature infant ventilators according to this utility model.

[0027] Figure 5 This is a schematic diagram of the structure of a multifunctional three-step prone position air cushion, a bird's nest-shaped back-patting and palm-simulating component for premature infant ventilators, according to this utility model.

[0028] In the picture: 1. Base pad; 2. Inflatable fence; 3. Wavy anti-slip fence; 4. Mother's hand soothing component; 5. Ventilator tubing Velcro straps; 6. Head support pad; 7. Shoulder pad; 8. Chest support pad; 9. Abdominal support pad; 10. Robotic arm vertical bar; 11. Double Velcro straps; 12. Robotic arm front control lever; 13. Motor; 14. Back-patting hand movable lever; 15. Back-patting hand; 16. Music player; 17. Head Velcro restraint straps. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0030] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0031] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but this is not intended to limit the present invention.

[0032] This utility model provides a multifunctional three-step prone positioning air cushion bird nest specifically for premature infant ventilators, as shown in the reference. Figures 1-5 ,include:

[0033] The base pad 1 is oval in shape and has an inflatable fence 2 on the upper part of its outer wall. The interior of the inflatable fence 2 is provided with a head support pad 6, a shoulder pad 7, a chest support pad 8, an abdominal support pad 9 and a wave-shaped anti-slip fence 3 from the head side to the tail side. Each of them is equipped with an independent hidden inflation valve, forming a stepped support structure.

[0034] The simulated mother's hand soothing component 4 is located on both sides of the premature infant's head, so that when the premature infant is in a prone position, he can place his hands in the palms of the simulated mother's hand soothing component 4 on the left and right sides respectively and grasp the thumb of the simulated mother's hand soothing component 4 to obtain a sense of security.

[0035] A 15-part simulated back-patting hand is included for patting the back of a premature infant to soothe them; and

[0036] Head restraint straps are used to secure the head of premature infants and prevent displacement of the endotracheal tube.

[0037] Specifically, refer to Figures 1-4In this specific implementation, when using the multi-functional three-step prone position air cushion "bird's nest" specifically designed for premature infant ventilators, the inflatable grate 2 can always remain inflated, forming a bird's nest shape to increase the premature infant's comfort and sense of security while resting. When the premature infant is placed in a supine position, only the base pad 1 and shoulder pad 7 are pressed to inflate, allowing the premature infant's body to fully conform to the mattress and reducing pressure. When the premature infant is placed in a head-up, feet-down position after feeding, only the base pad 1, head support pad 6, and shoulder pad 7 are pressed to inflate, allowing the airway to open and facilitating breathing. When the premature infant is placed in a lateral position, only the base pad 1 and shoulder pad 7 are pressed to inflate, with the premature infant's back against the inside of the inflatable grate. When a premature infant is placed in the prone position, pressing the base pad 1, head support pad 6, chest support pad 8, abdominal support pad 9, and wavy anti-slip rail 3 creates a three-tiered structure. The anti-slip rail at the feet forms a comfortable support structure, effectively preventing the premature infant from slipping during the prone position. Therefore, it can meet the clinical need for freely changing the premature infant's position without requiring medical staff to change the mattress. Diverse positions can improve head deformities caused by prolonged supine positioning in premature infants. The head-elevated, feet-down position and side-lying position can reduce the incidence of aspiration due to gastroesophageal reflux after feeding. The prone position can improve oxygenation and ventilation, and reduce the incidence of gastroesophageal reflux. The nasal suction position can open the airway, ensuring effective ventilation by the ventilator and improving breathing and oxygenation. In addition, the simulated mother's hand soothing component 4 is made of memory foam and consists of a clenched palm and thumb, located on both sides of the premature infant's head. When the premature infant is in a prone position, he / she can place his / her hands in the palms on both sides and grasp his / her thumbs, thereby gaining psychological comfort and a sense of security. In addition, there is a simulated back-patting hand component 15, which is used to gently pat the premature infant's back. This simulated human back-patting action can effectively soothe the premature infant and help him / her relax and stabilize his / her emotions. Finally, there is a head protective restraint strap. The purpose of this restraint strap is to fix the premature infant's head and ensure its stable position, thereby preventing unnecessary displacement of the endotracheal tube and ensuring that the premature infant's airway is unobstructed.

[0038] Reference Figures 1-2 The base pad 1, inflatable fence 2, head support pad 6, shoulder pad 7, chest support pad 8, and abdominal support pad 9 all feature an angular, rounded design. This design reduces pressure on the premature infant's skin, preventing pressure sores. The rounded edges provide more even support, ensuring proper support for all parts of the premature infant's body during use, thus improving comfort. This design also helps maintain the premature infant's body temperature, as the rounded structure reduces heat loss. Furthermore, all these components are made of medical-grade materials, ensuring the product's safety and hygiene, making it suitable for prolonged skin contact with premature infants.

[0039] Reference Figure 5The back-patting hand 15 simulation component includes a robotic arm vertical rod 10, a robotic arm front control rod 12, a back-patting hand 15 movable rod 14, and a back-patting hand 15. The robotic arm vertical rod 10 is vertically fixed to the side of the inflatable enclosure 2. The robotic arm front control rod 12 is rotatably connected to the top of the robotic arm vertical rod 10. The back-patting hand 15 movable rod 14 is rotatably connected to one end of the robotic arm front control rod 12. The other end of the back-patting hand 15 movable rod 14 is connected to the back-patting hand 15 via a joint, allowing the back-patting hand 15 to mimic the natural swinging motion of a human back-patting action. The robotic arm front control rod 12 is designed with a precise adjustment device, allowing medical staff to adjust the amplitude and frequency of the back-patting hand 15 according to the size and comfort needs of the premature infant. In addition, the back-patting hand 15 simulation component is made of soft and elastic medical-grade silicone to ensure that it provides sufficient stimulation during the patting process without causing any damage to the delicate skin of the premature infant. The entire back-patting hand 15 simulation component is driven by a small motor 13, which is controlled by a microprocessor to ensure the stability and consistency of the patting action. In actual use, the back-patting hand 15 simulation component can effectively reduce the anxiety of premature infants and promote their healthy physical and psychological development. Furthermore, the connecting joint of the back-patting hand 15's movable rod 14 adopts a spherical design, ensuring multi-directional flexibility when simulating patting actions. The back-patting hand 15 has a built-in inflatable airbag to cushion the impact of patting and prevent injury caused by excessive force. In addition, the surface of the back-patting hand 15 is covered with a layer of microfiber fabric, which not only increases the comfort of contact with the premature infant's skin but also facilitates cleaning and disinfection, meeting hospital hygiene standards. The structural design of the entire back-patting hand 15 simulation component takes into account ease of operation, allowing medical staff to quickly install and adjust it to meet the needs of different premature infants.

[0040] In this implementation, the inflatable fence, head support pad 6, shoulder pad 7, chest support pad 8, abdominal support pad 9, and wave-shaped anti-slip fence 3 can all have their inflation volume adjusted according to the differences in the size of premature infants. The greater the inflation volume, the larger the volume of the air cushion bird nest.

[0041] The robotic arm vertical rod 10 is securely fixed to the surface of the inflatable fence 2 by double Velcro 11, ensuring its stability and safety, and also enabling quick assembly and disassembly.

[0042] The robotic arm's front-end control lever 12 houses a built-in battery and charging port. This lever is detachable, allowing users to easily replace or recharge the battery when needed. The built-in battery uses a high-efficiency lithium-ion battery, ensuring stable operation over extended periods. The charging port conforms to international standards, allowing users to charge with a standard charger, simplifying operation. Furthermore, the control lever integrates multiple sensors to monitor the robotic arm's working status in real time, ensuring the precise operation of the patting hand 15 simulation component. These sensors enable the device to automatically adjust the patting force and frequency to accommodate individual differences in premature infants, providing personalized care.

[0043] Furthermore, referring to reference 5, the robotic arm's front-end control lever 12 also incorporates a built-in music player 16. This built-in music player 16 can play recordings of the premature infant's mother's voice, or other carefully selected soothing sounds, such as gentle lullabies or natural sounds. Playing these sounds is significant for premature infants because it helps stabilize their emotions and reduce anxiety and stress. In this way, the music player 16 not only helps soothe premature infants but may also promote their growth and development, helping them adapt to the external environment more quickly, thus having a positive impact on their overall health.

[0044] The base pad 1, inflatable fence 2, head support pad 6, shoulder pad 7, chest support pad 8, and abdominal support pad 9 are all covered with pure cotton pads to ensure user comfort and safety.

[0045] Furthermore, the head support pad 6, chest support pad 8, and abdominal support pad 9, when inflated, form a three-tiered slope angle of 15°, effectively improving the breathing and oxygenation of premature infants and ensuring they receive an adequate oxygen supply, which is crucial for their growth and development. Simultaneously, this unique slope angle also helps reduce the occurrence of gastroesophageal reflux, a common problem in premature infants that can lead to discomfort and nutrient absorption issues. By reducing gastroesophageal reflux, the overall comfort of premature infants can be improved, promoting their healthy growth.

[0046] The "W"-shaped design of the wave-shaped anti-slip rail 3 effectively prevents premature infants from slipping when turning over or moving, improving safety in the prone position. Furthermore, the wave-shaped anti-slip rail 3 of this air mattress also provides excellent breathability, avoiding skin pressure and dampness issues during prolonged prone positions. The air mattress is made of highly elastic, hypoallergenic medical-grade silicone, ensuring the safety and comfort of premature infants during use. Inflating and deflating the air mattress is simple and quick; the firmness can be easily adjusted using a dedicated air pump to suit the different needs of premature infants.

[0047] A Velcro strap 5 for securing the ventilator tubing is located above the head support pad 6. This effectively prevents unnecessary displacement of the tubing when the patient changes position, thus ensuring the safety of the entire medical process.

[0048] Working principle: When using the multi-functional three-step prone position air mattress "bird's nest" for premature infant ventilators, the inflatable grate 2 and the base pad 1 can always be inflated to form a bird's nest shape. When the premature infant with the ventilator is placed in a supine position, simply press the shoulder pad 7 to inflate it, allowing the premature infant's body to fully conform to the mattress. When the premature infant is placed in a head-up, feet-down position after feeding, simply press the head support pad 6 and the shoulder pad 7 to inflate it, allowing the airway to open and facilitating breathing. When the premature infant is placed in a lateral position, simply press the shoulder pad 7 to inflate it, placing the premature infant's back against the inside of the inflatable grate. All of the above-mentioned positions can be used with appropriate back-patting hands 15 at suitable levels for comforting, and the mother's voice can be played. When the premature infant is in a prone position, pressing the head support pad 6, chest support pad 8, abdominal support pad 9, and wave-shaped anti-slip rail 3 can create a three-tiered structure. The anti-slip rail at the feet prevents the premature infant from slipping during the prone position. During the prone position, the premature infant's hands can be placed in the palms of the mother's hand comforting parts 4 on both sides and the thumbs can be grasped. The mechanical arm back-patting hands 15 can be used at appropriate levels for comforting, and the mother's voice can be played. The head restraint strap can be used as appropriate to avoid the risk of tube slippage, improve the success rate of prone positioning, reduce premature infant agitation, and improve oxygenation and ventilator ventilation.

[0049] The above are merely preferred embodiments of the present utility model and are not intended to limit the implementation methods and protection scope of the present utility model. Those skilled in the art should realize that any equivalent substitutions and obvious changes made based on the description and illustrations of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A multi-functional three-step prone position air-cushion nest for preterm infant ventilator, characterized in that, The utility model relates to a premature infant care bed, which comprises: a bottom pad in an oval shape and provided with an inflatable fence at the upper end of the outer wall, the inside of the inflatable fence is sequentially provided with a head support pad, a shoulder pad, a chest support pad, an abdominal support pad and a wave-shaped anti-skid fence from the head side to the tail side, each of which is provided with an independent hidden inflation valve, forming a stepped support structure; a simulated mother's hand pacifying part located on both sides of the head of the premature infant, which is convenient for the premature infant to place both hands in the palms of the simulated mother's hand pacifying parts and hold the thumbs of the simulated mother's hand pacifying parts when in a prone position, so as to obtain a sense of security; a back-patting palm simulation part for patting the back of the premature infant to achieve a pacifying effect; and a head protective restraint belt for fixing the head of the premature infant to prevent the displacement of the tracheal catheter.

2. The special multi-functional three-step prone position air-cushion nest for preterm infant ventilator according to claim 1, characterized in that, The bottom pad, the inflatable fence, the head support pad, the shoulder pad, the chest support pad and the abdominal support pad all adopt an angular arc design.

3. The special multi-functional three-step prone position air-cushion nest for preterm infant ventilator according to claim 1, characterized in that, The back-patting palm simulation part comprises a mechanical arm vertical rod, a mechanical arm front-end control rod, a back-patting palm movable rod and a back-patting palm, the mechanical arm vertical rod is vertically fixed on the side of the inflatable fence, the mechanical arm front-end control rod is rotationally connected to the top end of the mechanical arm vertical rod, the back-patting palm movable rod is rotationally connected to one end of the mechanical arm front-end control rod, and the back-patting palm is installed on the mechanical arm front-end control rod.

4. The special multi-functional three-step prone position air-cushion nest for preterm infant ventilator according to claim 3, characterized in that, The mechanical arm vertical rod is fixed on the inflatable fence through double magic tapes.

5. The specialized multi-functional three-step prone position air-cushion nest for pre-term babies ventilator according to claim 3, characterized in that, The mechanical arm front-end control rod is internally provided with a battery and a charging port.

6. The specialized multi-functional three-step prone position air-cushioned bird-nest for pre-term babies ventilator of claim 3, wherein, The mechanical arm front-end control rod is further internally provided with a music player for playing the voice of the mother of the premature infant or other pacifying sound effects, which helps to stabilize the mood and promote growth and development.

7. The specialized multi-functional three-step prone position air-cushioned bird's nest for pre-term babies ventilator of claim 1, wherein, The bottom pad, the inflatable fence, the head support pad, the shoulder pad, the chest support pad and the abdominal support pad are all covered with pure cotton cotton pads.

8. The specialized multi-functional three-step prone position air-cushioned bird's nest for pre-term babies ventilator of claim 1, wherein, The three-step slope angles of the head support pad, the chest support pad and the abdominal support pad formed after inflation are 15°, which are used for improving the breathing and oxygenation of the premature infant and reducing gastroesophageal reflux.

9. The specialized multi-functional three-tier prone position air-cushioned bird's nest for pre-term babies ventilator of claim 1, wherein, The "W" type design of the wave-shaped anti-skid fence effectively prevents the body of the premature infant from sliding down when turning over or moving, thereby improving the safety of the prone position.

10. The specialized multi-functional three-tier prone position air-cushioned bird's nest for pre-term babies ventilator of claim 1, wherein, The breathing machine pipeline magic tape bandage provided above the head support pad is used for fixing the breathing machine pipeline, avoiding the displacement of the catheter when the body position is changed, and ensuring medical safety.