After a description of the connotation and features of social network and its effect on open access to digital information resources, the structural frame of social network-based open access to digital information resources was constructed.

OBJECTIVE:To prepare different compound scald preparations and to investigate their repairing effects for deep Ⅱ? scald in rabbits.METHODS:The deep Ⅱ? scald model was established in depilated rabbits by infrared radiation.Then the rabbits in the trial groups were treated with the same drug at different dosage and different forms of medication:compound scalded gels,compound scalded ointments and the compound scalded films,with Moist Exposed Burn Ointment as positive control and 0.9% NaCl aqueous solutions blank.After a certain time of treatment,the contraction of the scald skin was observed and the average value of the diameter of the scald skin was calculated.RESULTS:In three trial groups and Moist Exposed Burn Ointment positive control group,no scald infection occurred,and the healing surfaces of the scalds were all smooth and even.However,the healing time was different between 3 trial groups and Moist Exposed Burn Ointment positive control group,with compound scalded gels showing the best efficacy in that the scald surfaces were free from infection,the healing surfaces were smooth and even,and the contracted diameter of the scalded skin was significantly lower than in other groups,showing significant differences as compared with other groups(P

Objective To analyze the CT features of large adrenal adenoma and to compare the pathological features of large adenoma and small adenoma in order to improve the diagnosis of large adenoma.Methods The unenhanced and enhanced CT images of 14 patients with large adrenal adenoma,proven surgically and pathologically and pathological features of small adrenal adenomas in 30 cases were retrospectively reviewed.The pathological features were evaluated in the cell composition,the incidence of cystic degeneration and hemorrhage of large adenoma and small adenoma.Results 14 large adenomas were unilateral and single,3 had distinct margin and 11 had indistinct margin,14 showed regular contour of round or ellipse,the size of tumors were 5 cm?5.5 cm～18 cm?20 cm.14 large adenomas presened heterogenous density in unenhanced CT study with CT value of-36～51 HU,and 3 showed calcification and 6 showed cystic degeneration.Most of the 14 adenomas presented heterogenenous enhancement after contrast administration.Pathologic examination indicated that the clear cells were predominant in the cell composition of small adenoma,while in the case of large adenoma,the proportion of compact cell predominance was equivalent to that of the clear cell and compact cell concomitance.3 small adenomas and 6 large adenomas had cystic degeneration,5 small adenomas and 4 large adenomas had hemorrhage respectively.Statistical analysis suggested that large adenoma had higher incidence of degeneration than that in small adenoma,while no difference was found in the cell composition and incidence of hemorrhage between large adenoma and small adenoma.Conclusion The large adrenal adenomas have higher incidence of degeneration than that in small adenoma,while no difference is found in cell composition and incidence of hemorrhage between large adenoma and small adenoma.

As an important way to maintain the internal environment of the human body, the renin-angiotensin system (RAS) plays an important role in the diabetic cognitive dysfunction, which may associate with insulin resistance, inflammatory reaction, oxidative stress and other mechanisms. Traditional Chinese Medicine can improve cognitive function of diabetes, in which RAS may play a role.

We routinely used the high-power photon therapeutic device to treat drug eruption of epidermolysis bullosa in 1 case and there achieved good results.Through analysis,we believe that the device can be used to treat different types of complicated skin diseases.

Objective To study the diagnosis and therapy of recurrent cholelithiasis caused by peripapillary duodenal diverticulum.Methods The clinical data of 40 patients with repeated formation of bile duct stones caused by peripapillary duodenal diverticulum were retrospectively reviewed,and the data on surgical treatment were analyzed.Results All the patients underwent duodenal diverticulum operation and subtotal gastrectomy (Billroth Ⅱ).Twenty-one patients in addition underwent R-Y cholangiojejunostomy,14 patients and 5 patients underwent choledochotomy with T-tube drainage and duodenotomy with Oddi sphincterotomy,respectively.In forty patients,three patients presented temporarily biliary fistula,two patients lost touch,three-eighty fully recover from an illness in three years.Conclusion Recurrence of bile duct stones caused by peripapillary diverticulum may be cured by duodenal diverticulum operation combined with bile duct surgery,which is a feasible and efficacious treatment.

Objeetive To evaluate the effect of single-level Discover cervical artificial disc replacement on cervical sagittal alignment.Methods Retrospective analysis was conducted on patients who underwent single-level Discover cervical artificial disc replacement in our hospital from February 2012 to September 2014.Sixty-two patients (34 males,28 females) with an average age of 45.2±8.2 (31-61) who were diagnosed with single-level cervical disc herniation were included (C3-4 3 cases,C4-5 12 cases,C5-6 34 cases,C6-7 13 cases).We measured the cervical sagittal alignment parameters:index level disc angle,functional spinal unit (FSU) angle,C2-C7 angle, anterior disc height (ADH),middle disc height (MDH),posterior disc height (PDH),anterior FSU height (AFH),middle FSU height (MFH),posterior FSU height (PFH) on neutral lateral radiographs before surgery and 3 months after surgery.Results All of the patients were followed up for 3 months.The cervical sagittal alignment parameters before surgery and 3 months after surgery were as follows.Index level disc angle increased from 0.0°±4.2° to 7.3°±3.9°,FSU angle increased from 2.3°±5.0° to 6.9°±4.8°,C2-C7 angle increased from 9.5°±10.8° to 13.1°±9.1°,ADH increased from 4.3±1.0 mm to 7.9±1.1 mm,MDH increased from 5.8±0.9 mm to 8.1±0.9 mm,PDH increased from 3.7±0.9 mm to 5.5±0.9 mm,AFH increased from 34.1±3.5 mm to 36.2±3.4 mm,MFH increased from 32.3±3.5 mm to 33.6±3.3 mm,PFH increased from 33.9±3.5 mm to 34.6±3.2 mm.All changes were statistically significant (P＜0.05).Conclusion Single-level Discover cervical artificial disc replacement can improve the disk angle,FSU angle,and disk height effectively in early follow-up period,thereby improving the cervical sagittal alignment.

Objective To compare the learning motivation of Tibetan college students with that of Han college students,and compare the learning motivation of Tibetan and Han students with different majors and genders.Methods Learning motivation questionnaire for university students were used,and 172 Tibetan students and 156 Han students participated in the study,while their general population information were collected at the same time.Results Learning motivation for both Tibetan and Han students was above the average level.Tibetan students scored ((3.97±0.52),(3.47±0.58),(3.49±0.50),(3.23±0.58),(3.37±0.50)) significantly higher than those of Han students ((3.83±0.56),(3.15±0.71),(3.37±0.50),(2.99±0.65),(3.20±0.53),P＜ 0.05) in hankering for capability,tendency of altruism,intrinsic motivation,extrinsic motivation and total motivation score.Tibetan boys ' score in altruistic orientation (3.48±0.54) was much higher than that of girls(3.45±0.61,P＜0.05).For Tibetan students,those who majored in liberal arts scored much more in all items than those who majored in science (P＜ 0.05).For Han students,there was no significant difference in the scores of boys' and girls'(P＞0.05).For those Han students who majored in liberal arts,their scores in hankering for capability,tendency of altruism and intrinsic motivation((3.17±0.49),(3.32±0.73),(3.47±0.46))were significantly higher than those who majored in science((2.91±0.56),(2.98±0.65),(3.28±0.52),P＜0.05).Conclusions (1)The Tibetan students showed stronger motivation than Han students.(2) Gender plays a different role in the learning motivation of Tibetan and Han students,that is,compared with the Tibetan girls,Tibetan boys have stronger motivation in altruistic orientation.For Han students,there is no significant difference between male and female students' learning motivation.(3) Tibetan and Han students from different majors show the same trend in learning motivation,that is,for both the Han students and Tibetan students,liberal arts students' learning motivation is higher than that of the science students.

Objective To compare the the curative effect of laparoscopy and open operation in surgical repair of gastric perforation.Methods The clinical data of 68 patients with gastric perforation were analyzed.According to different operation method,the patients were diviede into laparoscopic group and laparotomy group,34 cases in each group.The patients in the two groups were given laparoscopy or laparotomy,respectively.ResultsThe operation time between the two groups had no statistically significant difference (P＞0.05).The intraoperative blood loss,postoperative exhaust time,length of hospital stay in the laparoscopic group were (24.9±7.3)mL,(31.9±10.5)h,(7.4±2.9)d,respectively,which were significantly less than those in the laparotomy group,the differences were statistically significant (t=9.953,5.226,7.441,all P＜0.05).The incidence rate of postoperative complications of the laparotomy group was 32.35％,which was significantly higher than 8.82％ of the laparoscopic group,the difference was statistically significant(χ2=5.757,P=0.016).Conclusion The curative effect of laparoscopic downward gastric perforation repair is superior to laparotomy,patients have rapid recovery,less complications,it is worthy of clinical popularization and application.

To introduce the treatment methods and weaknesses of the advanced wounds in extensive burns patients, explain the application of ultrasonic debridement in wound repairment. Introduce the treatment equipment of the advanced wounds, and present the idea to combine bath treatment and ultrasonic debridement. To develop a ultrasonic-therapeutic tank. It is important to improve treatment methods of the advanced wounds in extensive burns patients.