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The Amsterdam suspension. Balanced suspension after hip surgery.

The Amsterdam Suspension is an easily applied, mechanically efficient and inexpensive apparatus for use in postoperative treatment of patients with either hip fractures or arthroplasties. Amsterdam suspension allows lower extremity exercises to be started in the immediate post surgical period by markedly reducing the gravitation load on the extremity.

Arthroplasty↗

Efficacy of budesonide inhalation suspension in infants and young children with persistent asthma. Budesonide Inhalation Suspension Study Group.

This paper reviews the results from 3 randomized, double-blind, placebo-controlled, multicenter studies that assessed the efficacy and safety of once- and twice-daily dosing of budesonide inhalation suspension (BIS) in infants and young children with persistent asthma. In children with mild persistent asthma that was previously treated with bronchodilators or noncorticosteroid anti-inflammatory agents (study A), nighttime and daytime asthma symptoms were significantly improved in 0.25-mg once daily, 0.5-mg once daily, and 1.0-mg once daily BIS treatment groups compared with placebo (P </=. 05). Rescue medications were used significantly less in all BIS groups (approximately 2 days of every 14 days) compared with placebo (P <.05). The proportion of patients who discontinued this therapy because of worsening asthma was greater in the placebo group than in the BIS groups, with the difference between placebo (23%) and the 1. 0-mg BIS group (13%) being statistically significant (P =.020). All BIS doses except 0.5 mg once daily showed nonsignificant numeric improvement in morning and evening peak expiratory flow (PEF) compared with placebo. In children with asthma that was previously treated with inhaled corticosteroids (study B), BIS doses of 0.25 mg, 0.5 mg, and 1.0 mg twice daily resulted in significant improvements in nighttime symptoms scores versus placebo (P </=.026). Rescue medications were used significantly less in all BIS groups (approximately 2.5 to 3.5 days of every 14 days) compared with placebo (P </=.032). The proportion of patients receiving placebo who discontinued therapy because of worsening asthma symptoms (36%) was significantly greater compared with the BIS groups (9%; P </=. 015). Morning PEF levels were significantly greater in each BIS group compared with placebo (P </=.03). For evening PEF levels, all BIS treatment groups showed numeric improvements compared with placebo; the 0.25-mg twice daily budesonide group showed statistically significant improvement (P <.05). In children with moderate persistent asthma that was previously maintained either on bronchodilators or inhaled corticosteroids (study C), nighttime asthma symptoms significantly improved in the 0.25-mg twice daily, 0. 5-mg twice daily, and 1.0-mg once daily BIS groups compared with placebo (P <.01); there was a numeric improvement for the 0.25-mg once daily treatment group. Rescue medications were used significantly less in all BIS groups (approximately 2 to 3 days of every 14 days) compared with placebo (P </=.014). The proportion of patients who discontinued treatment because of worsening of asthma symptoms was greater in the placebo group than in the BIS groups; the difference between 0.25-mg twice daily group (13%) and the placebo group (26%) was statistically significant (P =.029). All BIS doses showed numeric improvement in morning PEF levels, and statistically significant improvements were observed in the 0.25-mg twice daily, 0.5-mg twice daily, and 1.0-mg once daily groups compared with placebo (P <.03). Significant improvements in evening PEF levels were observed for each BIS treatment group (P </=.034), except for the 1.0-mg once daily group. Overall, the 3 studies show that once- and twice-daily dosing of BIS effectively relieves asthma symptoms and improves pulmonary function in infants and young children with mild-to-severe persistent asthma.

Administration, Inhalation↗

Comparison of once daily cefpodoxime proxetil suspension and thrice daily cefaclor suspension in the treatment of acute otitis media in children.

An open-labeled and randomized trial was conducted to compare the efficacy and safety of once daily cefpodoxime proxetil suspension (10mg/kg/day) and thrice daily cefaclor (45mg/kg/day) in the treatment of acute otitis media in children. A total of 57 children aged from 6 months to 9 years were enrolled; 23 were treated with cefpodoxime and 34 with cefaclor. Satisfactory clinical outcome, either cure or improvement, was achieved at the end of treatment in 90% of patients in the cefaclor group and 95% of patients in the cefpodoxime group (p > 0.05). Clinical recurrence was identified at the follow-up visits in one case of the cefaclor group (3%), and none in the cefpodoxime group (p > 0.05). These drugs were well tolerated by 14/21 (67%) in the cefpodoxime-treated group and 27/32 (84%) in the cefaclor-treated group. The incidence of adverse events was slightly higher in the cefpodoxime group than in the cefaclor group, however the difference did not reach statistical significance (p > 0.05). The daily cost of once-daily cefpodoxime was lower than that of thrice-daily cefaclor. We conclude that cefpodoxime administered once daily is as effective and safe as cefaclor administered thrice daily in the treatment of acute otitis media in children. The less dosing frequency and lower daily price of cefpodoxime provide additional benefits.

Acute Disease↗

Transvaginal ultrasonography and urodynamic evaluation after suspension operations: comparison among the Gittes, Stamey and Burch suspensions.

Radiological and ultrasonographic imaging enables the objective determination of bladder neck position and movement in stress urinary incontinence. Postoperative results were evaluated in 60 patients after Burch colposuspension (29) or bladder neck suspension according to the Gittes (18) or Stamey (13) method. No differences in continence rates were noted 3 months postoperatively (Gittes 83%, Stamey 85% and Burch 93% of the patients). Late results were assessed by urodynamic evaluation and transvaginal ultrasonography. The largest decrease in continence rate was observed after the Gittes procedure (44% of the patients continent, mean followup 14.7 months), in comparison with the Stamey (69% continent after 34.6 months) and Burch (86% continent after 30.5 months) procedures. Urodynamic parameters showed no significant differences for the 3 groups. Transvaginal ultrasonography did not indicate a correlation between absolute resting or stress position of the bladder neck and continence. The main factor concerning continence was the rotation angle and descent of the bladder neck during stress. Our data indicate that transvaginal ultrasonography is a safe and reliable method to evaluate the postoperative outcome for stress urinary incontinence.

Analysis of Variance↗

Long-term ineffectiveness of suspension material and musculofascial suspensions: a rabbit model.

The literature describes various methods of platysma and SMAS modification to enhance rhytidoplasty. This paper evaluates suspension materials: autogenous fascia and dermis, Gore- Tex, and a nylon suture to elevate the panniculus carnosus in a rabbit model using 15 animals. In the second part of this paper, 16 rabbits were used to evaluate imbrication and advancement techniques of the latissimus dorsi muscle. The ineffectiveness of permanently moving a viable, innervated muscle under tension is discussed.

Animals↗

Intracerebral grafting of neuronal cell suspensions. VIII. Survival and growth of implants of nigral and septal cell suspensions in intact brains of aged rats.

Neuronal cell suspensions prepared from the ventral mesencephalon and the septal-diagonal band area of rat embryos were implanted into the depth of the intact neostriatum or hippocampus of 21-23 month old female rats. Graft survival, assessed 3-4 months after grafting, was comparable to that seen in our previous studies of young adult recipients. Fibre outgrowth into the host brain was evaluated in animals which were subjected to lesions of the intrinsic nigrostriatal or septohippocampal system 6-10 days before killing. Dense dopamine fibre outgrowth was seen within a zone of up to about 1 mm radius around the nigral implants, and dense growth of acetylcholine esterase (AChE) positive fibres occurred up to about 2 mm away from the septal implants. The overall magnitude of fibre outgrowth was less than that generally seen in previously denervated targets in young adult recipients, but it appeared to be as extensive as in young recipients when the grafts are placed in non-denervated targets. The distribution of the AChE-positive fibres from the septal implants in the host hippocampus suggested that the pattern found in the non-denervated target of the aged recipients was more diffuse, and partly different, from normal, and that age-dependent synapse loss in intrinsic connections may influence the patterning of the graft-derived innervation.

Acetylcholinesterase↗

Drug release from non-aqueous suspensions. I. Release of phenobarbital and phenobarbital sodium from paraffin suspensions.

The rate at which phenobarbital and phenobarbital sodium, suspended in liquid paraffin, are released to buffers pH = 3.0, 7.4 and 10.0 has been studied. The release rate of phenobarbital depends on its solubility and hence on the pH, whereas the initial release rate of phenobarbital sodium is governed by sedimentation and hence is independent of the pH. However, when phenobarbital sodium is released to buffer pH = 3.0, it crystallizes in the interfacial layer after an initial release time. The release process in the release apparatus used cannot be described by a theory based on forced convection [i.e. the (E)SCRD-theory], but has to be regarded as a natural convection process.

Chemistry, Pharmaceutical↗

Cefpodoxime proxetil suspension compared with cefaclor suspension for treatment of acute otitis media in paediatric patients.

A multicentre open-label, randomised trial was performed to compare the efficacy and safety of cefpodoxime proxetil bd and cefaclor tds in the treatment of acute otitis media in children. A total of 167 children aged from 1 month to 11 years were enrolled in five centres: 78 treated with cefpodoxime and 83 treated with cefaclor, were evaluated in the ITT analysis. After tympanocentesis and culture of middle ear fluid, a pathogen was isolated from 85 (53%) of the 161 evaluable patients for the ITT analysis. The organisms isolated were as follows: Streptococcus pneumoniae: (n = 33, 37.5%); Haemophilus influenzae: (n = 22, 25%); Staphylococcus aureus: (n = 15, 17.1%); Streptococcus pyogenes: (n = 8, 9.1%); Moraxella catarrhalis: (n = 2, 2.3%); others (n = 6, 6.8%). Success (defined as a satisfactory clinical outcome, either cure or improvement) was achieved at the end of treatment, in 93.6% of ther patients in the cefpodoxime group and 91.6% of the patients in the cefaclor group (P> 0.05). Clinical recurrence was identified at the follow-up visit (30 days after inclusion), in 6.4% of the cefpodoxime-treated patients and 7.2% of the cefaclor-treated patients (P> 0.05). The drugs were well tolerated by 78/79 (99%) of patients in the cefpodoxime-treated group and 80/85 (94%) in the cefaclor-treated group. The incidence of adverse effects was higher in the cefaclor group than in the cefpodoxime group, but this was not statistically significant (P > 0.05). IN conclusion, cefpodaxime proxetil administered bd is as effective as cefaclor administered tds in the treatment of acute otitis media in children. The less frequent dosing schedule of cefpodoxime (bd) compared with cefaclor (tds) appears to be more convenient for the treatment of the infections in children.

Acute Disease↗