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10 November 2023 | Story Ouma Ngoepe | Photo SUPPLIED
Liezl Geldenhuys (ZZ2), Mellisa Pringle (Lasec), Ouma Ngoepe (CMBG), Prof Maryna de Wit (SFSD), Dr Mariana Erasmus (CMBG), Bernadine Taljaard (ZZ2), Khezwo Nematshema (SFSD), Shahiëda Cloete (SFSD), Jan Andries Viktor (SFSD), Vuyelwa Nkoi (SFSD).
Liezl Geldenhuys (ZZ2), Mellisa Pringle (Lasec), Ouma Ngoepe (CMBG), Prof Maryna de Wit (SFSD), Dr Mariana Erasmus (CMBG), Bernadine Taljaard (ZZ2), Khezwo Nematshema (SFSD), Shahiëda Cloete (SFSD), Jan Andries Viktor (SFSD), Vuyelwa Nkoi (SFSD).

The Centre for Mineral Biogeochemistry (CMBG) at the University of the Free State (UFS) was part of another successful Tritech National Science and Technology Fair 2023 – an exciting STEM (Science, Technology, Engineering, and Mathematics) research competition.

The UFS has partnered with Tritech and other sponsors since 2021 to bridge the gap between high school and tertiary education. Tritech, which started in 2008 and is open to all Grade 7-12 learners, aims to equip them for tertiary education by introducing them to scientific research and incorporating modern technology in research. This is an annual competition that starts at the regional level and goes all the way to the national level, with the national competition held at the Merensky High School, in Tzaneen, Limpopo from 20-21 October 2023.

Schools from across the country take part in the fair, but learners compete in groups rather than schools. 

Every year the Tritech Nationals are divided into four main activities over the weekend: 
  1. On the Friday afternoon the learners present their STEM projects in which they have identified a problem in a community, do research to find a solution, do experiments to test if the solution will solve the problem, then test the solution in the community, and lastly, present their findings to a group of judges and learners in similar fields. Fields include Life Sciences, Engineering and Design, Maths, Science and Technology, Environmental and Social Sciences, Health Sciences and Agricultural Sciences.
  2. Friday evening is usually a fun activity for the learners.
  3. On Saturday morning the learners are exposed to work-related activities that give them insight into professions they could pursue in the science field. This activity is sponsored and presented by the UFS. 
  4. The last activity of the weekend is the prize-giving on Saturday afternoon where the learners get rewarded for the quality of their projects and honour, celebrate, and encourage excellence. 

“Every year the CMBG includes different departments from the UFS in alignment with the theme for the event, to ignite a lasting passion for innovation toward promising careers in the STEM fields. In 2022 the theme for Tritech was “Crime Scene Investigators” and the CMBG team created a very realistic crime scene and laboratory setup to teach the learners about Forensic Science. The learners scored our CSI activity as the best for the weekend and we knew that for the 2023 Nationals, we had our work cut out to do even better,” says Dr Erasmus. 

Learning about food health and safety

This year, Prof Maryna de Wit and her students from the Department of Sustainable Food Systems and Development (SFSD) joined the CMBG team, to introduce learners to food health and safety, food preservation, food systems and development, as well as sensory analyses. 

Island, shipwrecks, and wilderness survival

Dr Mariana Erasmus, Deputy Director of the Centre for Mineral Biogeochemistry (CMBG), spearheads the Tritech team from the UFS. CMBG, as part of its community outreach programme, is not only a sponsor of the event but is also the organiser of the main activity together with another UFS department. 

Dr Erasmus says the theme for Tritech 2023 was “Survival MasterChef”, where for the two activity events, the Tritech learners were “stranded” on an island. This exercise was a great way to promote leadership qualities, encourage creativity and confidence, promote teamwork and active communication, and increase critical thinking in learners, while they got to know more about food health and safety practices.

“It was all island, shipwrecks, and wilderness survival at this year’s event where learners had to survive after being ‘stranded’ on an island. To escape, the learners had to build a boat and while they waited to be rescued, they needed to adapt to island life to survive by preparing healthy meals, as well as preparing meals and drinks to treat dehydration and scurvy,” says Dr Erasmus. 

“During the prize-giving, some of the learners received shadowing opportunities at the UFS and other sponsors to advance their education. Bronze, silver, and gold medals, together with participation certificates, were awarded to other deserving learners.” 

News Archive

Heart diseases a time bomb in Africa, says UFS expert
2010-05-17

 Prof. Francis Smit

There are a lot of cardiac problems in Africa. Sub-Saharan Africa is home to the largest population of rheumatic heart disease patients in the world and therefore hosts the largest rheumatic heart valve population in the world. They are more than one million, compared to 33 000 in the whole of the industrialised world, says Prof. Francis Smit, Head of the Department of Cardiothoracic Surgery at the Faculty of Health Sciences at the University of the Free State (UFS).

He delivered an inaugural lecture on the topic Cardiothoracic Surgery: Complex simplicity, or simple complexity?

“We are also sitting on a time bomb of ischemic heart disease with the WHO (World Health Organisation) estimating that CAD (coronary artery disease) will become the number-one killer in our region by 2020. HIV/Aids is expected to go down to number 7.”

Very little is done about it. There is neither a clear nor coordinated programme to address this expected epidemic and CAD is regarded as an expensive disease, confined to Caucasians in the industrialised world. “We are ignoring alarming statistics about incidences of adult obesity, diabetes and endemic hypertension in our black population and a rising incidence of coronary artery interventions and incidents in our indigenous population,” Prof. Smit says.

Outside South Africa – with 44 units – very few units (about seven) perform low volumes of basic cardiac surgery. The South African units at all academic institutions are under severe threat and about 70% of cardiac procedures are performed in the private sector.

He says the main challenge in Africa has become sustainability, which needs to be addressed through education. Cardiothoracic surgery must become part of everyday surgery in Africa through alternative education programmes. That will make this specialty relevant at all levels of healthcare and it must be involved in resource allocation to medicine in general and cardiothoracic surgery specifically.

The African surgeon should make the maximum impact at the lowest possible cost to as many people in a society as possible. “Our training in fields like intensive care and insight into pulmonology, gastroenterology and cardiology give us the possibility of expanding our roles in African medicine. We must also remember that we are trained physicians as well.

“Should people die or suffer tremendously while we can train a group of surgical specialists or retraining general surgeons to expand our impact on cardiothoracic disease in Africa using available technology maybe more creatively? We have made great progress in establishing an African School for Cardiothoracic Surgery.”

Prof. Smit also highlighted the role of the annual Hannes Meyer National Registrar Symposium that culminated in having an eight-strong international panel sponsored by the ICC of EACTS to present a scientific course as well as advanced surgical techniques in conjunction with the Hannes Meyer Symposium in 2010.

Prof. Smit says South Africa is fast becoming the driving force in cardiothoracic surgery in Africa. South Africa is the only country that has the knowledge, technology and skills base to act as the springboard for the development of cardiothoracic surgery in Africa.

South Africa, however, is experiencing its own problems. Mortality has doubled in the years from 1997 to 2005 and half the population in the Free State dies between 40 to 44 years of age.

“If we do not need health professionals to determine the quality and quantity of service delivery to the population and do not want to involve them in this process, we can get rid of them, but then the political leaders making that decision must accept responsibility for the clinical outcomes and life expectancies of their fellow citizens.

“We surely cannot expect to impose the same medical legal principles on professionals working in unsafe hospitals and who have complained and made authorities aware of these conditions than upon those working in functional institutions. Either fixes the institutions or indemnifies medical personnel working in these conditions and defends the decision publicly.

“Why do I have to choose the three out of four patients that cannot have a lifesaving operation and will have to die on their own while the system pretends to deliver treatment to all?”

Prof. Smit says developing a service package with guidelines in the public domain will go a long way towards addressing this issue. It is also about time that we have to admit that things are simply not the same. Standards are deteriorating and training outcomes are or will be affected.

The people who make decisions that affect healthcare service delivery and outcomes, the quality of training platforms and research, in a word, the future of South African medicine, firstly need rules and boundaries. He also suggested that maybe the government should develop health policy in the public domain and then outsource healthcare delivery to people who can actually deliver including thousands of experts employed but ignored by the State at present.

“It is time that we all have to accept our responsibilities at all levels… and act decisively on matters that will determine the quality and quantity of medical care for this and future generations in South Africa and Africa. Time is running out,” Prof. Smit says.
 

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