Objective To analyze the potential learning and regularity characters of clinical application of acupoint in-jection in modern literature of Chinese medicine by using data mining technique

so as to provide a reference for clinical application of this therapy.Methods A database was established first by computer recording of the standardized information data after collection of papers about acupoint injection therapy published in modern medical journals

collections of theses of medical academic conferences

dissertations for medical master's and doctor's degrees.Then

the data mining technique was employed to conduct cross link design about the types or categories of illnesses or clinical conditions

categories of departments

selection of Chinese materia medica

acupoint recipes

and clinical outcomes

etc.At last

the rules and characteristics of the acupoint injection were summarized and analyzed.Results The acupoint injection therapy enjoys the first rank of therapies for the treatment of diseases or clinical conditions of the internal medicine

and the second rank in the treatment of surgical problems.With respect to the types of illnesses or clinical conditions

it is used most frequently for hiccup and backleg pain.Generally

about 4 acupoints and 2 categories of medicines(Chinese herbal medicine or western medicine preparations) are selected in one session of treatment by using the acupoint injection therapy.The acupoints used are those close to and remote to the loci.The drugs predominately employed are single or compound western medicine preparations.The total effective rate is up to more than 93%.Conclusion The acupoint injection therapy has some obvious advantages in the treatment of clinical conditions or illness of the internal medicine and surgical problems

especially for hiccup and backleg pain.It is simple in clinical application and has a higher therapeutic effect.