CN Patent

CN115970010A — 脂质微泡冻干粉组合物及其制备方法

Assigned to Beijing Qihui Biomedical Co ltd · Expires 2023-04-18 · 3y expired

What this patent protects

本发明涉及一种脂质微泡冻干粉组合物及其制备方法，所述组合物包括1重量份DSPC、1重量份DPPG‑Na、100‑240重量份PEG4000和0.1‑0.3重量份棕榈酸。所述冻干粉组合物与生理学可接受的气体形成密封西林瓶，复溶后用于超声造影。本发明通过调整脂质微泡冻干粉组合物的各组分比例以及工艺参数，使其具有复溶微泡粒径分布窄、微泡稳定性高、不易破裂、耐压性能好等多种优势，在造影时图像声学信号更强，靶部位停留时间更长。

USPTO Abstract

本发明涉及一种脂质微泡冻干粉组合物及其制备方法，所述组合物包括1重量份DSPC、1重量份DPPG‑Na、100‑240重量份PEG4000和0.1‑0.3重量份棕榈酸。所述冻干粉组合物与生理学可接受的气体形成密封西林瓶，复溶后用于超声造影。本发明通过调整脂质微泡冻干粉组合物的各组分比例以及工艺参数，使其具有复溶微泡粒径分布窄、微泡稳定性高、不易破裂、耐压性能好等多种优势，在造影时图像声学信号更强，靶部位停留时间更长。

Drugs covered by this patent

Patent Metadata

Patent number
CN115970010A
Jurisdiction
CN
Classification
—
Expires
2023-04-18
Drug substance claim
No
Drug product claim
No
Assignee
Beijing Qihui Biomedical Co ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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