Personal protective equipment portraits in the era of COVID-19.
Ontology highlight
ABSTRACT:
SUBMITTER: Hansen-Barkun C
PROVIDER: S-EPMC9132790 | biostudies-literature |
REPOSITORIES: biostudies-literature
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Project description:The coronavirus SARS-CoV-2 (COVID19) pandemic has pushed health workers to find creative solutions to a global shortage of personal protection equipment (PPE). 3D-printing technology is having an essential role during the pandemic providing solutions for this problem, for instance, modifying full-face snorkel masks or creating low-cost face shields to use as PPE (Ishack and Lipner, 2020 [1]). Otolaryngologists are at increased occupational risk to COVID19 infection due to the exposure to respiratory droplets and aerosols, especially during the routine nose and mouth examinations where coughing and sneezing happen regularly (Rna et al., 2017 [2]; Tysome and Bhutta, 2020 [3]). The use of a headlight is essential during these examinations. However, to our knowledge, none of the commercially available or 3D-printable face shields are compatible with a headlight. Hence, using a face shield and a headlight at the same time can be very uncomfortable and sometimes impossible. To solve this problem, we have designed a 3D-printable adapter for medical headlights, which can hold a transparent sheet to create a face shield as an effective barrier protection that can be used comfortably with the headlight. The adapter can be printed in different materials with the most commonly used nowadays being the cost-efficient PLA (Polylactic Acid) used for this prototype. The resulting piece weighs only 7 g and has an estimated cost of $0.15 USD. The transparent sheets, typically made from polyester and used for laser printing, can be purchased in any office material store with a standard price of 0.4 USD per unit. After use, the transparent sheet can be easily removed. We trialed the adapter in 7 different headlights. All of these headlights accommodated the printed blocks extremely well. The headlights were used in many different settings, including the ENT clinic, the operating room, the emergency room, the ENT ward and the COVID19 intensive care unit (ICU) for a two weeks period. All doctors using the headlight felt they were fully protected from respiratory droplets, blood, sputum and other fluids. The face shield with the headlight has been found very useful for treating epistaxis, changing tracheostomy cannulas and during routine nasal and oral examinations. The headlight face shield adapter was designed to solve a specific problem among the ENT community; however other specialist can find it useful as well. Nonetheless, manufacturers should take care of specifics problems like this and provide commercially available products to protect the ENT workforce in this new era.
| S-EPMC7833267 | biostudies-literature
Project description: Not available
| S-EPMC8241416 | biostudies-literature
Project description:Confronted with an emerging infectious disease at the beginning of the COVID-19 pandemic, the medical community faced concerns regarding the safety of autopsies on those who died of the disease. This attitude has changed, and autopsies are now recognized as indispensable tools for understanding COVID-19, but the true risk of infection to autopsy staff is nevertheless still debated. To clarify the rate of SARS-CoV-2 contamination in personal protective equipment (PPE), swabs were taken at nine points in the PPE of one physician and one assistant after each of 11 full autopsies performed at four centers. Swabs were also obtained from three minimally invasive autopsies (MIAs) conducted at a fifth center. Lung/bronchus swabs of the deceased served as positive controls, and SARS-CoV-2 RNA was detected by real-time RT-PCR. In 9 of 11 full autopsies, PPE samples tested RNA positive through PCR, accounting for 41 of the 198 PPE samples taken (21%). The main contaminated items of the PPE were gloves (64% positive), aprons (50% positive), and the tops of shoes (36% positive) while the fronts of safety goggles, for example, were positive in only 4.5% of the samples, and all the face masks were negative. In MIAs, viral RNA was observed in one sample from a glove but not in other swabs. Infectious virus isolation in cell culture was performed on RNA-positive swabs from the full autopsies. Of all the RNA-positive PPE samples, 21% of the glove samples, taken in 3 of 11 full autopsies, tested positive for infectious virus. In conclusion, PPE was contaminated with viral RNA in 82% of autopsies. In 27% of autopsies, PPE was found to be contaminated even with infectious virus, representing a potential risk of infection to autopsy staff. Adequate PPE and hygiene measures, including appropriate waste deposition, are therefore essential to ensure a safe work environment.
| S-EPMC8735722 | biostudies-literature
Project description:BACKGROUND:In the COVID-19 era physicians have to face with need to perform office procedures maintaining the maximum safety for both the patient and the Doctor himself. The purpose of this paper was to suggest some equipment useful to perform outpatient visits in an ENT setting. METHODS:A simple modification of the standard headlight used during an ENT visit provides the operator a better face protection without any impairment in vision and comfort. In addition, in order to perform a safer ENT examination, a droplet protective barrier has been adapted to the patient's chair. RESULTS:Both the devices have been texted with success during a period of 2 months in our ENT clinic. No cases of contamination have been registered among physicians. CONCLUSION:A simple modification to a device used in the routine ENT activity implemented its protective efficacy with low costs. On the other hand, a more structured tool permitted to obtain a more protected environment during patient examination.
| S-EPMC7333584 | biostudies-literature
Project description:The supply of personal protective equipment (PPE) is inadequate throughout the United States and the world. This is especially true of N95 respirators. The cost of PPE is high. There are numerous cases of providers working with inadequate PPE and being disciplined on complaining. In the United States, thousands of providers have contracted COVID-19, in part due to inadequate PPE. Extended use and reuse of N95 respirators has been permitted by the Centers for Disease Control and Prevention (CDC). The N95 respirators can be sterilized utilizing vaporized hydrogen peroxide, ultraviolet germicidal irradiation, or dry heat at 70°C-80°C. The risk to providers due to inadequate PPE increases with their age and presence of comorbidities. African-Americans and Latinos are at a greater risk. CDC recommends that in the absence of appropriate PPE, "exclude healthcare personnel at higher risk for severe illness from COVID-19 from contact with known or suspected COVID-19 patients." Providing care without appropriate PPE should not be a condition of employment for any provider, especially for the ones in high-risk category.
| S-EPMC7386059 | biostudies-literature
Project description:This study investigates the forces that contributed to severe shortages in personal protective equipment in the US during the COVID-19 crisis. Problems from a dysfunctional costing model in hospital operating systems were magnified by a very large demand shock triggered by acute need in healthcare and panicked marketplace behavior that depleted domestic PPE inventories. The lack of effective action on the part of the federal government to maintain and distribute domestic inventories, as well as severe disruptions to the PPE global supply chain, amplified the problem. Analysis of trade data shows that the US is the world's largest importer of face masks, eye protection, and medical gloves, making it highly vulnerable to disruptions in exports of medical supplies. We conclude that market prices are not appropriate mechanisms for rationing inputs to health because health is a public good. Removing the profit motive for purchasing PPE in hospital costing models, strengthening government capacity to maintain and distribute stockpiles, developing and enforcing regulations, and pursuing strategic industrial policy to reduce US dependence on imported PPE will help to better protect healthcare workers with adequate supplies of PPE.
| S-EPMC7531934 | biostudies-literature
Project description:COVID-19 has been spread in more than 220 countries and caused global health concerns. The supply chain disruptions have abruptly affected due to the second wave of COVID-19 in various countries and caused unavailability and shortage of medical devices and personal protective equipment for frontline healthcare workers. Three-dimensional (3D) printing has proven to be a boon and revolutionized technology to supply medical devices and tackle the situation caused by the COVID-19 pandemic. The diverse designs were produced and are currently used in hospitals by patients and frontline healthcare doctors. This review summarises the application of 3D printing during COVID-19. It collects the comprehensive information of recently designed and fabricated protective equipment like nasopharyngeal swabs, valves, face shields, facemasks and many more medical devices. The drawbacks and future challenges of 3D printed medical devices and protective equipment is discussed.
| S-EPMC8667480 | biostudies-literature
Project description:IntroductionOn-boat resuscitation can be applied by lifeguards in an inflatable rescue boat (IRB). Due to Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-COV-2) and recommendations for the use of personal protective equipment (PPE), prehospital care procedures need to be re-evaluated. The objective of this study was to determine how the use of PPE influences the amount of preparation time needed before beginning actual resuscitation and the quality of cardiopulmonary resuscitation (CPR; QCPR) on an IRB.MethodsThree CPR tests were performed by 14 lifeguards, in teams of two, wearing different PPE: (1) Basic PPE (B-PPE): gloves, a mask, and protective glasses; (2) Full PPE (F-PPE): B-PPE + a waterproof apron; and (3) Basic PPE + plastic blanket (B+PPE). On-boat resuscitation using a bag-valve-mask (BVM) and high efficiency particulate air (HEPA) filter was performed sailing at 20km/hour.ResultsUsing B-PPE takes less time and is significantly faster than F-PPE (B-PPE 17 [SD = 2] seconds versus F-PPE 69 [SD = 17] seconds; P = .001), and the use of B+PPE is slightly higher (B-PPE 17 [SD = 2] seconds versus B+PPE 34 [SD = 6] seconds; P = .002). The QCPR remained similar in all three scenarios (P >.05), reaching values over 79%.ConclusionThe use of PPE during on-board resuscitation is feasible and does not interfere with quality when performed by trained lifeguards. The use of a plastic blanket could be a quick and easy alternative to offer extra protection to lifeguards during CPR on an IRB.
| S-EPMC7900657 | biostudies-literature
Project description:PurposeTo survey healthcare workers (HCW) on availability and use of personal protective equipment (PPE) caring for COVID-19 patients in the intensive care unit (ICU).Materials and methodA web-based survey distributed worldwide in April 2020.ResultsWe received 2711 responses from 1797 (67%) physicians, 744 (27%) nurses, and 170 (6%) Allied HCW. For routine care, most (1557, 58%) reportedly used FFP2/N95 masks, waterproof long sleeve gowns (1623; 67%), and face shields/visors (1574; 62%). Powered Air-Purifying Respirators were used routinely and for intubation only by 184 (7%) and 254 (13%) respondents, respectively. Surgical masks were used for routine care by 289 (15%) and 47 (2%) for intubations. At least one piece of standard PPE was unavailable for 1402 (52%), and 817 (30%) reported reusing single-use PPE. PPE was worn for a median of 4 h (IQR 2, 5). Adverse effects of PPE were associated with longer shift durations and included heat (1266, 51%), thirst (1174, 47%), pressure areas (1088, 44%), headaches (696, 28%), Inability to use the bathroom (661, 27%) and extreme exhaustion (492, 20%).ConclusionsHCWs reported widespread shortages, frequent reuse of, and adverse effects related to PPE. Urgent action by healthcare administrators, policymakers, governments and industry is warranted.
| S-EPMC7293450 | biostudies-literature
Project description:The COVID-19 crisis has resulted in a shortage of personal protective equipment (PPE). Adapting commercially available full-faced snorkel masks has been proposed as an alternative to narrow the gap in PPE. An advantage of the full-faced snorkel mask design is that it serves two critical purposes: eye and face protection, and high quality air filtration to protect against SARS-CoV-2. We performed quantitative testing on various full-faced snorkel masks with 3D printed adapters that accept commercially available particulate filters, and report on a design that passed Occupational Safety and Health Administration (OSHA) full-facepiece respirator standards.
| S-EPMC7906526 | biostudies-literature