The video shows an arthroscopy of the ankle joint with a chip removed.
Here is the excerpt of the radiograph to do so.

to see more you can find at http://www.equivetinfo.de/html/arthroskopie_gelenkschaden.html
vaccinations are carried out as follows, and in the passport by a veterinarian (not the owner of the horse is) to document:
The primary vaccination consists of 3 injections. The first two shots must be made at intervals of 42 to 70 days, the third dose at 6 months after the second.
more boosters must be made every 6 months after the previous one.
Participation in a PLS is possible if:
first takes place at primary immunization, the first two shots, and after the second vaccination of the primary vaccination 14 days have passed.
second passed away at 7 days after revaccination the last vaccination and revaccination is made at a distance of up to a maximum of 7 months +21 days.
So much for the compulsory vaccination. The vaccination against influenza is not enough to show horses to be suitably protected. The protection against tetanus is essential to advise the protection against herpes urgent. The need for vaccination against rabies depends on the rearing conditions and the local disease situation.
For more information on vaccination against influenza, herpes, tetanus and rabies are found in preventive care . There is also a Impftabelle .
When to deworm and what to what?
The strategically-considered use of different drugs over time is important because the drugs act differently because of the seasonal cycles of the various development-related pathogens. In general, the Verwurmung in the summer especially, as the larvae here can outperform.
number of infectious larval forms (palisade worms) in a grass pasture without deworming of horses. Clearly visible is the massive increase in Verwurmung in the summer.
be very effective in the following procedure has proved successful:
April / May:
treated against roundworms (ivermectin / moxidectin and pyrantel)
June / July:
treated against roundworms, tapeworms + (ivermectin / moxidectin or pyrantel each with praziquantel)
August / September:
treated against roundworms (ivermectin / moxidectin and pyrantel)
October / November:
treated against roundworms + Tapeworms + stomach Dasseln (ivermectin / moxidectin with praziquantel)
may be possible in January, another deworming be useful (ivermectin / moxidectin) .
foals and young horses must be much more common are wormed:
Warning: deviations up and down depending on the hygiene possible. Ask your veterinarian !
mares should, given the dwarf nematodes, in the udder and are transferred with the milk (galaktogen), not in the last month are dewormed before birth, because it leads to increased excretion. Recommended, therefore, up to 6 weeks is taken before the birth of worming and in any case immediately after birth.
Because of the brand name, ask your veterinarian. The passing away Pharamhersteller market the respective products under different names.