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insulin-syringe

Page 12 of 12 · 268 questions tagged insulin-syringe.

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268 questions · sorted by votes · page 12 of 12

2 votes 5 answers10k views
What is the dead-space loss per draw with a 27G needle at 5 mg/mL?

Setup, so nobody has to ask: a 27G needle · 5 mg/mL. The units are where I keep going wrong, so please be explicit about them. I have sanity-checked the order of…

dead-space
dead-space

The volume trapped in the syringe hub and needle after the plunger bottoms out. It is small in absolute terms and large as a fraction of a small…

110 questionsinsulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questionsdosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questionsasked by tenth_of_a_unit 40k · 2.3 years ago
2 votes5 answers7.2k views
How do I get 15 units out of a vial reconstituted to 10 mg/mL without guessing?

Details up front: 15 units · 10 mg/mL. I would like to understand the steps well enough to explain them to someone else. I have access to a refrigerator with a logger…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questionsdosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questionsdiluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questionsasked by nominal_ten 14k · 5 months ago
2 votes5 answers2.1k views
Is rounding to the nearest whole unit an acceptable error?

I have a logging thermometer, a box of insulin syringes and no illusions about my worktop being sterile. I understand the observation; what I do not understand is the…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questionsinsulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questionsharm-reduction
harm-reduction

Reducing avoidable risk where a decision has already been made: independent verification before use, sterility practice, dose arithmetic checked…

445 questionsasked by ten_mg_vial 16k · 3 months ago
1 vote0 answers819 views
How many units on a 0.5 mL insulin syringe is a 2 mg dose at 4 mg/mL?

Concretely: a 0.5 mL insulin syringe · 2 mg · 4 mg/mL. I want the working, not the result — I need to be able to redo it with different numbers. I care about the…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questionsinsulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questionsreconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questionsasked by pascal_thibault 13k · 6 months ago