1. use pajunk biopsy needle, it has loss of resistance when puncturing, a sharp needlepoint, high intension of ejection, fast speed of cutting and complete cutting tissue, etc. 2. it has scale on the needle, which make sure doctors can see the depth of inside needle precisely. 3. it is ultrasonic, which make sure doctors can locate the needle precisely. 4. before the sheath puncturing and cutting, the internal needle can locate safely in the pathological tissues. 5. it can use with bard biopsy gun. 6. we were awarded with quality system certificate for iso13485, iso9001 and ce certificate. we are medplus inc. in china. we supply medical equipment with good quality and competitive price. skin marker, loss of resistance syringe and breathing circuit, urethral catheter, tracheal tubes and biopsy kits are our main products. please contact us to know details. contact: mr pan tel: +86- 20-34773301-608 fax: +86-20-34772221 e-mail: sale@gzmedplus.com msn：sale3301@hotmail.com url:http://www.gzmedplus.com